/* roulang page: index */
:root {
            --primary: #E84A2A;
            --primary-hover: #C73D21;
            --primary-light: rgba(232, 74, 42, 0.08);
            --primary-glass: rgba(232, 74, 42, 0.15);
            --dark: #1C1C1E;
            --dark-secondary: #2C2C2E;
            --dark-tertiary: #3A3A3C;
            --accent: #FFC107;
            --accent-light: rgba(255, 193, 7, 0.15);
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --text: #1C1C1E;
            --text-secondary: #48484A;
            --text-muted: #6E6E70;
            --text-light: #AEAEB0;
            --text-on-dark: #E5E5E7;
            --text-on-dark-muted: #98989A;
            --border: #E0E0E2;
            --border-light: #ECECEE;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            --header-height: 64px;
            --container-max: 1200px;
            --section-gap: 4rem;
            --section-gap-mobile: 2rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--dark);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            transition: background var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }
        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .header-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
        }
        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .header-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }
        .header-nav a.active {
            color: var(--accent);
            background: rgba(255, 193, 7, 0.1);
            font-weight: 600;
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .header-notify {
            position: relative;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-on-dark);
            font-size: 1.1rem;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
        }
        .header-notify:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #FFFFFF;
        }
        .header-notify .badge-dot {
            position: absolute;
            top: 7px;
            right: 7px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            border: 2px solid var(--dark);
        }
        .btn-download {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.1rem;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-download:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(232, 74, 42, 0.4);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.4rem;
            line-height: 1;
        }
        @media (max-width: 1024px) {
            .header-nav {
                gap: 0;
            }
            .header-nav a {
                padding: 0.4rem 0.6rem;
                font-size: 0.82rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .header-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--dark-secondary);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 0.5rem 0;
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all var(--transition-slow);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
                z-index: 999;
                max-height: 70vh;
                overflow-y: auto;
            }
            .header-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .header-nav a {
                padding: 0.75rem 1.5rem;
                border-radius: 0;
                font-size: 0.95rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
            .header-nav a.active::after {
                display: none;
            }
            .header-nav a.active {
                border-left: 3px solid var(--accent);
                background: rgba(255, 193, 7, 0.06);
            }
            .header-actions .btn-download {
                padding: 0.4rem 0.8rem;
                font-size: 0.8rem;
            }
            .header-notify {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
        }
        @media (max-width: 640px) {
            .site-header .container {
                padding: 0 0.75rem;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .btn-download span {
                display: none;
            }
            .btn-download {
                padding: 0.4rem 0.6rem;
                gap: 0;
            }
        }

        /* ========== SECTION BASE ========== */
        section {
            padding: var(--section-gap) 0;
            position: relative;
        }
        @media (max-width: 640px) {
            section {
                padding: var(--section-gap-mobile) 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--text);
            line-height: 1.3;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 700px;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-desc {
                font-size: 0.9rem;
            }
        }

        /* ========== HERO - 无大图图标矩阵 ========== */
        .hero-section {
            background: var(--dark);
            padding: 5rem 0;
            min-height: 85vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 20%, rgba(232, 74, 42, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 193, 7, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(232, 74, 42, 0.05) 0%, transparent 40%);
            pointer-events: none;
        }
        .hero-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .hero-icon-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 2.5rem;
        }
        .hero-icon-item {
            width: 80px;
            height: 80px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--accent);
            transition: all var(--transition-slow);
            position: relative;
        }
        .hero-icon-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
            color: #FFFFFF;
        }
        .hero-icon-item:nth-child(odd) {
            color: var(--primary);
        }
        .hero-icon-item:nth-child(even) {
            color: var(--accent);
        }
        @media (max-width: 640px) {
            .hero-icon-item {
                width: 60px;
                height: 60px;
                font-size: 1.5rem;
                border-radius: var(--radius);
            }
            .hero-icon-grid {
                gap: 0.75rem;
                margin-bottom: 1.5rem;
            }
        }
        .hero-status-bar {
            display: inline-flex;
            align-items: center;
            gap: 1.5rem;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 50px;
            padding: 0.6rem 1.8rem;
            margin-bottom: 2rem;
            font-size: 0.85rem;
            color: var(--text-on-dark);
            flex-wrap: wrap;
            justify-content: center;
        }
        .hero-status-bar .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #34C759;
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(52, 199, 89, 0);
            }
        }
        .hero-status-bar span {
            white-space: nowrap;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .hero-title .highlight {
            color: var(--primary);
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-on-dark-muted);
            max-width: 650px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }
        .hero-cta-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2rem;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary-lg:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 74, 42, 0.45);
        }
        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2rem;
            border-radius: var(--radius-sm);
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-outline-lg:hover {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        @media (max-width: 640px) {
            .hero-section {
                padding: 3rem 0;
                min-height: 70vh;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-status-bar {
                gap: 0.75rem;
                padding: 0.5rem 1rem;
                font-size: 0.75rem;
            }
            .btn-primary-lg,
            .btn-outline-lg {
                padding: 0.7rem 1.4rem;
                font-size: 0.9rem;
            }
        }

        /* ========== CARDS ========== */
        .card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 1.5rem;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--border);
        }
        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text);
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== 卖点三连 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }

        /* ========== 场景演示 ========== */
        .scene-row {
            display: flex;
            align-items: center;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .scene-row.reverse {
            flex-direction: row-reverse;
        }
        .scene-img {
            flex: 0 0 48%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: var(--dark-secondary);
            min-height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .scene-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scene-text {
            flex: 1;
        }
        .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--text);
        }
        .scene-text p {
            color: var(--text-secondary);
            line-height: 1.7;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .scene-row,
            .scene-row.reverse {
                flex-direction: column;
                gap: 1.5rem;
            }
            .scene-img {
                flex: 0 0 auto;
                width: 100%;
                min-height: 200px;
            }
            .scene-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== 社会认同 ========== */
        .social-proof-scroll {
            overflow: hidden;
            position: relative;
            padding: 1rem 0;
        }
        .social-proof-track {
            display: flex;
            gap: 2rem;
            animation: scroll-logos 30s linear infinite;
            align-items: center;
        }
        .social-proof-track .stat-item {
            flex-shrink: 0;
            text-align: center;
            padding: 1rem 1.5rem;
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            min-width: 140px;
        }
        .stat-item .stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }
        .stat-item .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.3rem;
        }
        @keyframes scroll-logos {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }
        @media (max-width: 640px) {
            .social-proof-track .stat-item {
                min-width: 110px;
                padding: 0.75rem 1rem;
            }
            .stat-item .stat-num {
                font-size: 1.5rem;
            }
        }

        /* ========== 品牌介绍 ========== */
        .brand-intro {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            line-height: 1.8;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .brand-intro p {
            margin-bottom: 1rem;
        }
        .brand-intro p:last-child {
            margin-bottom: 0;
        }
        .brand-intro strong {
            color: var(--text);
        }

        /* ========== 新闻列表 ========== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            gap: 1.5rem;
            padding: 1.25rem 0;
            border-bottom: 1px solid var(--border-light);
            align-items: flex-start;
            transition: all var(--transition);
        }
        .news-item:hover {
            background: rgba(0, 0, 0, 0.015);
            padding-left: 0.5rem;
            border-radius: var(--radius-sm);
        }
        .news-date {
            flex-shrink: 0;
            width: 55px;
            text-align: center;
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            padding: 0.5rem 0.3rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            font-size: 0.85rem;
        }
        .news-date .day {
            font-size: 1.4rem;
            display: block;
        }
        .news-content {
            flex: 1;
        }
        .news-content h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: var(--text);
        }
        .news-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0.4rem;
            line-height: 1.5;
        }
        .news-content .btn-read-more {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: all var(--transition);
        }
        .news-content .btn-read-more:hover {
            gap: 0.5rem;
            color: var(--primary-hover);
        }
        @media (max-width: 640px) {
            .news-item {
                flex-direction: column;
                gap: 0.5rem;
                padding: 1rem 0;
            }
            .news-date {
                width: auto;
                display: inline-flex;
                gap: 0.3rem;
                padding: 0.3rem 0.7rem;
                font-size: 0.8rem;
            }
            .news-date .day {
                font-size: 1rem;
                display: inline;
            }
        }

        /* ========== 深度内容区 ========== */
        .deep-section {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            margin-bottom: 1.5rem;
        }
        .deep-section h3 {
            font-size: 1.4rem;
            margin-bottom: 1rem;
            color: var(--text);
        }
        .deep-section p {
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 0.75rem;
        }
        .deep-section p:last-child {
            margin-bottom: 0;
        }
        .shield-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
            margin-top: 1.5rem;
        }
        .shield-item {
            text-align: center;
            padding: 1.25rem;
            background: var(--bg);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
        }
        .shield-item i {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .shield-item span {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text);
        }
        @media (max-width: 640px) {
            .shield-grid {
                grid-template-columns: 1fr;
            }
            .deep-section {
                padding: 1.5rem;
            }
        }
        .screenshot-stage {
            display: flex;
            gap: 1rem;
            overflow-x: auto;
            padding: 1rem 0;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .screenshot-stage .screen-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 2px solid var(--border-light);
            background: var(--dark-secondary);
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }
        .screenshot-stage .screen-card:hover {
            transform: scale(1.02);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }
        .screenshot-stage .screen-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .vertical-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }
        .vertical-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
        }
        .vertical-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .vertical-card .vc-img {
            height: 200px;
            overflow: hidden;
            background: var(--dark-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .vertical-card .vc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .vertical-card .vc-body {
            padding: 1rem;
        }
        .vertical-card .vc-body h4 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: var(--text);
        }
        .vertical-card .vc-body .vc-cta {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 0.4rem;
            display: inline-block;
        }
        @media (max-width: 768px) {
            .vertical-cards {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }
            .vertical-card .vc-img {
                height: 150px;
            }
        }
        @media (max-width: 480px) {
            .vertical-cards {
                grid-template-columns: 1fr 1fr;
                gap: 0.5rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 0.75rem;
            overflow: hidden;
            background: var(--bg-white);
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 1rem 1.25rem;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            transition: all var(--transition);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--text-muted);
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 1.25rem;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.25rem 1rem;
        }
        .faq-answer p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background: var(--dark);
            text-align: center;
            padding: 4rem 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(232, 74, 42, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: #FFFFFF;
            font-size: 2rem;
            margin-bottom: 0.75rem;
        }
        .cta-section p {
            color: var(--text-on-dark-muted);
            font-size: 1rem;
            margin-bottom: 1.5rem;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 640px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== 底部固定转化条 ========== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(28, 28, 30, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 999;
            padding: 0.75rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
        }
        .sticky-bottom-bar .sticky-text {
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .sticky-bottom-bar .sticky-text i {
            color: var(--accent);
            margin-right: 0.3rem;
        }
        .sticky-bottom-bar .btn-sticky-cta {
            padding: 0.55rem 1.5rem;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
        }
        .sticky-bottom-bar .btn-sticky-cta:hover {
            background: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(232, 74, 42, 0.5);
        }
        @media (max-width: 640px) {
            .sticky-bottom-bar {
                padding: 0.6rem 1rem;
                gap: 0.75rem;
            }
            .sticky-bottom-bar .sticky-text {
                font-size: 0.8rem;
            }
            .sticky-bottom-bar .btn-sticky-cta {
                padding: 0.45rem 1rem;
                font-size: 0.8rem;
            }
        }
        .sticky-bottom-bar.collapsed .sticky-text {
            display: none;
        }
        @media (max-width: 480px) {
            .sticky-bottom-bar {
                justify-content: space-between;
            }
            .sticky-bottom-bar .sticky-text {
                font-size: 0.75rem;
                white-space: normal;
                flex: 1;
                min-width: 0;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-on-dark);
            padding: 3rem 0 6rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            color: var(--accent);
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.85rem;
            transition: all var(--transition);
        }
        .footer-col ul li a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--text-on-dark-muted);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .site-footer {
                padding: 2rem 0 7rem;
            }
        }

        /* ========== 玩法介绍 / 奖励预览 / 任务进度 板块 ========== */
        .play-section {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .play-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
        .play-step {
            text-align: center;
            padding: 1.5rem;
            background: var(--bg);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .play-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .play-step .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.75rem;
        }
        .play-step h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .play-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .play-grid {
                grid-template-columns: 1fr;
            }
            .play-section {
                padding: 1.5rem;
            }
        }

        /* 奖励预览 */
        .reward-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }
        .reward-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 1.5rem;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .reward-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .reward-card .reward-icon {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 0.5rem;
        }
        .reward-card h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 0.3rem;
        }
        .reward-card p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .reward-card.featured {
            border-color: var(--primary);
            background: linear-gradient(180deg, rgba(232, 74, 42, 0.04) 0%, #FFFFFF 40%);
        }
        .reward-card .badge-hot {
            position: absolute;
            top: 10px;
            right: 10px;
            background: var(--primary);
            color: #FFFFFF;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.2rem 0.5rem;
            border-radius: 20px;
        }
        @media (max-width: 768px) {
            .reward-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .reward-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.5rem;
            }
        }

        /* 任务进度 */
        .progress-list {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }
        .progress-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem;
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .progress-item .progress-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.1rem;
        }
        .progress-info {
            flex: 1;
            min-width: 0;
        }
        .progress-info h4 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 0.3rem;
        }
        .progress-bar-wrap {
            height: 8px;
            background: var(--border-light);
            border-radius: 4px;
            overflow: hidden;
        }
        .progress-bar-fill {
            height: 100%;
            background: var(--primary);
            border-radius: 4px;
            transition: width 0.6s ease;
        }
        .progress-pct {
            flex-shrink: 0;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            min-width: 40px;
            text-align: right;
        }
        @media (max-width: 640px) {
            .progress-item {
                flex-wrap: wrap;
            }
        }

        /* ========== UTILS ========== */
        .text-center {
            text-align: center;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .bg-white {
            background: var(--bg-white);
        }
        .bg-dark {
            background: var(--dark);
        }
        .bg-light {
            background: var(--bg);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }
        @media (max-width: 640px) {
            .hide-mobile {
                display: none !important;
            }
        }
        @media (min-width: 641px) {
            .show-mobile {
                display: none !important;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #E84A2A;
            --primary-hover: #C73D21;
            --primary-light: rgba(232, 74, 42, 0.08);
            --primary-glass: rgba(232, 74, 42, 0.15);
            --dark: #1C1C1E;
            --dark-secondary: #2C2C2E;
            --dark-tertiary: #3A3A3C;
            --accent: #FFC107;
            --accent-light: rgba(255, 193, 7, 0.15);
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --text: #1C1C1E;
            --text-secondary: #48484A;
            --text-muted: #6E6E70;
            --text-light: #AEAEB0;
            --text-on-dark: #E5E5E7;
            --text-on-dark-muted: #98989A;
            --border: #E0E0E2;
            --border-light: #ECECEE;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            --header-height: 64px;
            --container-max: 1200px;
            --section-gap: 4rem;
            --section-gap-mobile: 2rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }

        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--dark);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            transition: background var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .header-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .header-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .header-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav a.active {
            color: var(--accent);
            background: rgba(255, 193, 7, 0.1);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .header-notify {
            position: relative;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--text-on-dark);
            font-size: 1.1rem;
            transition: all var(--transition);
            cursor: pointer;
            background: transparent;
        }

        .header-notify:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }

        .header-notify .badge-dot {
            position: absolute;
            top: 6px;
            right: 6px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            border: 2px solid var(--dark);
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.1rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-header-cta:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: var(--shadow-md);
        }

        .hamburger-toggle {
            display: none;
            background: transparent;
            color: var(--text-on-dark);
            font-size: 1.4rem;
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition);
        }

        .hamburger-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }

        @media (max-width: 1024px) {
            .header-nav {
                gap: 0;
            }
            .header-nav a {
                padding: 0.4rem 0.6rem;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            .hamburger-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .header-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background: var(--dark-secondary);
                padding: 0.75rem 1rem;
                gap: 0.3rem;
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all var(--transition-slow);
                z-index: 999;
            }
            .header-nav.mobile-open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .header-nav a {
                width: 100%;
                padding: 0.65rem 1rem;
                font-size: 0.9rem;
                border-radius: var(--radius);
            }
            .header-nav a.active::after {
                display: none;
            }
            .header-actions .btn-header-cta {
                padding: 0.4rem 0.8rem;
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .header-logo {
                font-size: 1.1rem;
            }
            .header-logo i {
                font-size: 1.2rem;
            }
            .header-actions {
                gap: 0.4rem;
            }
            .btn-header-cta {
                padding: 0.35rem 0.65rem;
                font-size: 0.72rem;
            }
            .header-notify {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
        }

        /* ========== PAGE TITLE AREA ========== */
        .page-title-section {
            background: var(--dark);
            padding: 3rem 0;
            position: relative;
            overflow: hidden;
        }

        .page-title-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(232, 74, 42, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-title-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(255, 193, 7, 0.12) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-title-content {
            position: relative;
            z-index: 1;
            text-align: center;
        }

        .page-title-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 0.75rem;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .page-title-content h1 span {
            color: var(--accent);
        }

        .page-title-content .subtitle {
            font-size: 1.1rem;
            color: var(--text-on-dark-muted);
            margin: 0;
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .page-title-section {
                padding: 2rem 0;
            }
            .page-title-content h1 {
                font-size: 1.8rem;
            }
            .page-title-content .subtitle {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .page-title-content h1 {
                font-size: 1.5rem;
            }
            .page-title-content .subtitle {
                font-size: 0.88rem;
            }
        }

        /* ========== STATS HIGHLIGHTS ========== */
        .stats-highlights-section {
            padding: 2.5rem 0;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
        }

        .stats-highlights-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .stat-highlight-card {
            text-align: center;
            padding: 1.5rem 1rem;
            background: var(--bg);
            border-radius: var(--radius-lg);
            transition: all var(--transition);
            border: 1px solid transparent;
        }

        .stat-highlight-card:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .stat-highlight-card .stat-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 0.6rem;
            display: block;
        }

        .stat-highlight-card .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.2;
            margin-bottom: 0.3rem;
        }

        .stat-highlight-card .stat-number .accent {
            color: var(--accent);
        }

        .stat-highlight-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
        }

        @media (max-width: 768px) {
            .stats-highlights-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .stat-highlight-card {
                padding: 1.2rem 0.8rem;
            }
            .stat-highlight-card .stat-number {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 520px) {
            .stats-highlights-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }
            .stat-highlight-card .stat-number {
                font-size: 1.4rem;
            }
            .stat-highlight-card .stat-icon {
                font-size: 1.5rem;
            }
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content-section {
            padding: var(--section-gap) 0;
            background: var(--bg);
        }

        .content-grid-wrapper {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            align-items: start;
        }

        .content-cards-area {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .content-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--border);
        }

        .content-card .card-image {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--dark-secondary);
        }

        .content-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .content-card:hover .card-image img {
            transform: scale(1.05);
        }

        .content-card .card-image .card-date-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background: rgba(28, 28, 30, 0.85);
            color: #FFFFFF;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.3rem 0.7rem;
            border-radius: var(--radius-sm);
            letter-spacing: 0.3px;
            z-index: 2;
        }

        .content-card .card-body {
            padding: 1.2rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-body .card-category {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.5rem;
        }

        .content-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 0.5rem;
            line-height: 1.4;
        }

        .content-card .card-body h3 a {
            color: var(--text);
            transition: color var(--transition);
        }

        .content-card .card-body h3 a:hover {
            color: var(--primary);
        }

        .content-card .card-body .card-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0 0 1rem;
            flex: 1;
        }

        .content-card .card-body .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            padding: 0.4rem 0;
            transition: all var(--transition);
            align-self: flex-start;
        }

        .content-card .card-body .btn-read-more i {
            transition: transform var(--transition);
            font-size: 0.75rem;
        }

        .content-card .card-body .btn-read-more:hover {
            color: var(--primary-hover);
        }

        .content-card .card-body .btn-read-more:hover i {
            transform: translateX(4px);
        }

        /* ========== SIDEBAR ========== */
        .sidebar-area {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            position: sticky;
            top: calc(var(--header-height) + 1.5rem);
        }

        .sidebar-widget {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .sidebar-widget h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 1rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--primary);
            display: inline-block;
            letter-spacing: 0.3px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .tag-cloud .tag {
            display: inline-block;
            padding: 0.35rem 0.75rem;
            background: var(--bg);
            color: var(--text-secondary);
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            transition: all var(--transition);
            border: 1px solid transparent;
            cursor: pointer;
        }

        .tag-cloud .tag:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary-glass);
        }

        .tag-cloud .tag.hot {
            background: var(--accent-light);
            color: #8B6D00;
            font-weight: 600;
        }

        .recommend-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .recommend-list li {
            display: flex;
            gap: 0.75rem;
            align-items: flex-start;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .recommend-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .recommend-list li:hover {
            opacity: 0.85;
        }

        .recommend-list .rec-thumb {
            width: 60px;
            height: 45px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--dark-secondary);
        }

        .recommend-list .rec-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .recommend-list .rec-info {
            flex: 1;
            min-width: 0;
        }

        .recommend-list .rec-info a {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition);
        }

        .recommend-list .rec-info a:hover {
            color: var(--primary);
        }

        .recommend-list .rec-info .rec-date {
            font-size: 0.72rem;
            color: var(--text-muted);
            display: block;
            margin-top: 0.2rem;
        }

        @media (max-width: 1024px) {
            .content-grid-wrapper {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .content-cards-area {
                grid-template-columns: repeat(2, 1fr);
            }
            .sidebar-area {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 1rem;
            }
            .sidebar-widget {
                flex: 1;
                min-width: 250px;
            }
        }

        @media (max-width: 640px) {
            .content-cards-area {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .sidebar-area {
                flex-direction: column;
            }
            .sidebar-widget {
                min-width: auto;
            }
            .content-card .card-body h3 {
                font-size: 1rem;
            }
        }

        /* ========== PAGINATION ========== */
        .pagination-section {
            padding: 2rem 0 3rem;
            background: var(--bg);
            text-align: center;
        }

        .pagination-nav {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .pagination-nav .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 0.7rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-white);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }

        .pagination-nav .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .pagination-nav .page-btn.active {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
            font-weight: 700;
            pointer-events: none;
        }

        .pagination-nav .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        .pagination-nav .page-dots {
            padding: 0 0.3rem;
            color: var(--text-muted);
            font-weight: 600;
            letter-spacing: 2px;
        }

        @media (max-width: 520px) {
            .pagination-nav .page-btn {
                min-width: 34px;
                height: 34px;
                font-size: 0.8rem;
                padding: 0 0.5rem;
            }
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 3rem 0;
            background: var(--dark);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(232, 74, 42, 0.18) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 0.75rem;
        }

        .cta-section p {
            font-size: 1rem;
            color: var(--text-on-dark-muted);
            margin: 0 0 1.5rem;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 700;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .btn-cta-large:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .btn-cta-large i {
            font-size: 0.9rem;
            transition: transform var(--transition);
        }

        .btn-cta-large:hover i {
            transform: translateX(3px);
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 2rem 0;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.9rem;
            }
            .btn-cta-large {
                padding: 0.7rem 1.5rem;
                font-size: 0.9rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-on-dark);
            padding: 3rem 0 0;
            font-size: 0.9rem;
        }

        ..footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid var(--dark-tertiary);
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent);
            margin: 0 0 1rem;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 0.55rem;
        }

        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.88rem;
            transition: all var(--transition);
            display: inline-block;
            padding: 0.15rem 0;
        }

        .footer-col ul li a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }

        .footer-bottom {
            padding: 1.5rem 0;
            text-align: center;
            color: var(--text-on-dark-muted);
            font-size: 0.82rem;
            line-height: 1.8;
        }

        .footer-bottom strong {
            color: #FFFFFF;
            font-weight: 600;
        }

        .footer-bottom a {
            color: var(--text-on-dark-muted);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .footer-bottom {
                font-size: 0.75rem;
            }
        }

        /* ========== BOTTOM FIXED BAR ========== */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(28, 28, 30, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            color: #FFFFFF;
            padding: 0.75rem 0;
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
            transition: all var(--transition);
        }

        .bottom-fixed-bar .bar-text {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-on-dark);
            white-space: nowrap;
        }

        .bottom-fixed-bar .bar-text strong {
            color: var(--accent);
        }

        .bottom-fixed-bar .btn-bar-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.3rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius);
            font-size: 0.88rem;
            font-weight: 700;
            white-space: nowrap;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }

        .bottom-fixed-bar .btn-bar-cta:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 16px rgba(232, 74, 42, 0.4);
        }

        .bottom-fixed-bar .btn-bar-close {
            background: transparent;
            color: var(--text-on-dark-muted);
            font-size: 1.2rem;
            padding: 0.3rem;
            border-radius: 50%;
            transition: all var(--transition);
            cursor: pointer;
            line-height: 1;
        }

        .bottom-fixed-bar .btn-bar-close:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.1);
        }

        @media (max-width: 640px) {
            .bottom-fixed-bar {
                gap: 0.75rem;
                padding: 0.6rem 0.75rem;
                flex-wrap: wrap;
                justify-content: center;
            }
            .bottom-fixed-bar .bar-text {
                font-size: 0.8rem;
            }
            .bottom-fixed-bar .btn-bar-cta {
                padding: 0.45rem 1rem;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 400px) {
            .bottom-fixed-bar .bar-text {
                font-size: 0.72rem;
            }
            .bottom-fixed-bar .btn-bar-cta {
                padding: 0.4rem 0.8rem;
                font-size: 0.72rem;
            }
        }

        /* ========== SECTION TITLES ========== */
        .section-header {
            margin-bottom: 2rem;
        }

        .section-header .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 0.5rem;
        }

        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 0.5rem;
            line-height: 1.3;
        }

        .section-header .section-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0;
            max-width: 550px;
            line-height: 1.6;
        }

        @media (max-width: 640px) {
            .section-header h2 {
                font-size: 1.4rem;
            }
            .section-header .section-desc {
                font-size: 0.88rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #E84A2A;
            --primary-hover: #C73D21;
            --primary-light: rgba(232, 74, 42, 0.08);
            --primary-glass: rgba(232, 74, 42, 0.15);
            --dark: #1C1C1E;
            --dark-secondary: #2C2C2E;
            --dark-tertiary: #3A3A3C;
            --accent: #FFC107;
            --accent-light: rgba(255, 193, 7, 0.15);
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --text: #1C1C1E;
            --text-secondary: #48484A;
            --text-muted: #6E6E70;
            --text-light: #AEAEB0;
            --text-on-dark: #E5E5E7;
            --text-on-dark-muted: #98989A;
            --border: #E0E0E2;
            --border-light: #ECECEE;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            --header-height: 64px;
            --container-max: 1200px;
            --section-gap: 4rem;
            --section-gap-mobile: 2rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
        }

        p {
            margin: 0 0 1rem;
            color: var(--text-secondary);
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--dark);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            transition: background var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }
        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .header-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
        }
        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .header-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }
        .header-nav a.active {
            color: var(--accent);
            background: rgba(255, 193, 7, 0.1);
            font-weight: 600;
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .header-notify {
            position: relative;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--text-on-dark);
            background: transparent;
            transition: all var(--transition);
            font-size: 1.1rem;
        }
        .header-notify:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }
        .header-notify .badge-dot {
            position: absolute;
            top: 6px;
            right: 8px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            border: 1.5px solid var(--dark);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.1rem;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-nav-cta:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
        }
        .hamburger-toggle {
            display: none;
            background: transparent;
            color: #FFFFFF;
            font-size: 1.5rem;
            padding: 0.3rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }
        .hamburger-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
            font-family: inherit;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            border: 2px solid var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-light);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }
        .btn-lg {
            padding: 1rem 2.5rem;
            font-size: 1.1rem;
            border-radius: var(--radius);
        }
        .btn-white {
            background: #FFFFFF;
            color: var(--primary);
            border: 2px solid #FFFFFF;
        }
        .btn-white:hover {
            background: #f5f5f5;
            border-color: #f5f5f5;
            color: var(--primary-hover);
            box-shadow: var(--shadow-md);
        }

        /* ========== SECTION ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-dark {
            background: var(--dark);
            color: var(--text-on-dark);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: #FFFFFF;
        }
        .section-dark p {
            color: var(--text-on-dark-muted);
        }
        .section-bg-white {
            background: var(--bg-white);
        }
        .section-bg-light {
            background: var(--bg);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--text);
            text-align: center;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            text-align: center;
            margin-bottom: 2.5rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-dark .section-title {
            color: #FFFFFF;
        }
        .section-dark .section-subtitle {
            color: var(--text-on-dark-muted);
        }

        /* ========== HERO ========== */
        .hero-community {
            position: relative;
            background: linear-gradient(135deg, rgba(28, 28, 30, 0.92) 0%, rgba(28, 28, 30, 0.78) 50%, rgba(28, 28, 30, 0.9) 100%),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 5rem 0 4rem;
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-community::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -80px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(232, 74, 42, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-community::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -40px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 193, 7, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-community .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }
        .hero-community-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.25;
        }
        .hero-community-content h1 span {
            color: var(--accent);
        }
        .hero-community-content .hero-desc {
            font-size: 1.1rem;
            color: var(--text-on-dark-muted);
            margin-bottom: 1.5rem;
            line-height: 1.7;
            max-width: 500px;
        }
        .hero-topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            margin-bottom: 2rem;
        }
        .hero-topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.5rem 1rem;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 999px;
            color: #FFFFFF;
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .hero-topic-tag:hover {
            background: var(--primary-glass);
            border-color: var(--primary);
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .hero-topic-tag.hot {
            background: var(--primary);
            border-color: var(--primary);
            font-weight: 600;
        }
        .hero-community-panel {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 2rem;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        .hero-panel-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.25rem;
            margin-bottom: 1.5rem;
        }
        .hero-stat-item {
            text-align: center;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .hero-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            margin-top: 0.4rem;
        }
        .hero-panel-cta {
            text-align: center;
        }

        /* ========== FEATURE CARDS ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow);
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-slow);
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .feature-card:hover::before {
            transform: scaleX(1);
        }
        .feature-card .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 1.5rem;
            margin-bottom: 1rem;
            transition: all var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #FFFFFF;
            transform: scale(1.08);
        }
        .feature-card h3 {
            font-size: 1.2rem;
            margin-bottom: 0.6rem;
            color: var(--text);
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== TOPIC GRID ========== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .topic-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .topic-card-img {
            position: relative;
            height: 180px;
            overflow: hidden;
        }
        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .topic-card:hover .topic-card-img img {
            transform: scale(1.06);
        }
        .topic-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 0.3rem 0.8rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            z-index: 2;
        }
        .topic-card-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .topic-card-body h3 {
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
            color: var(--text);
            line-height: 1.4;
        }
        .topic-card-body .topic-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0.75rem;
            flex: 1;
            line-height: 1.5;
        }
        .topic-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-light);
            padding-top: 0.75rem;
            border-top: 1px solid var(--border-light);
        }
        .topic-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            text-align: center;
        }
        .stat-block {
            padding: 1.5rem;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-block .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 0.4rem;
        }
        .stat-block .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .section-dark .stat-block {
            background: var(--dark-secondary);
            border-color: var(--dark-tertiary);
        }
        .section-dark .stat-block .stat-label {
            color: var(--text-on-dark-muted);
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .deep-content-block.reverse {
            direction: rtl;
        }
        .deep-content-block.reverse>* {
            direction: ltr;
        }
        .deep-content-img {
            height: 100%;
            min-height: 350px;
        }
        .deep-content-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .deep-content-text {
            padding: 2.5rem 2rem;
        }
        .deep-content-text h3 {
            font-size: 1.6rem;
            margin-bottom: 1rem;
            color: var(--text);
        }
        .deep-content-text p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 1rem;
        }
        .deep-content-text ul {
            list-style: none;
            padding: 0;
        }
        .deep-content-text ul li {
            padding: 0.5rem 0;
            font-size: 0.95rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
        }
        .deep-content-text ul li i {
            color: var(--primary);
            margin-top: 0.2rem;
            flex-shrink: 0;
        }

        /* ========== DISCUSSION LIST ========== */
        .discussion-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .discussion-item {
            display: flex;
            gap: 1.5rem;
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .discussion-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border);
        }
        .discussion-rank {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            min-width: 40px;
            text-align: center;
            line-height: 1;
            flex-shrink: 0;
        }
        .discussion-rank.top1 {
            color: #FF6B35;
        }
        .discussion-rank.top2 {
            color: #E84A2A;
        }
        .discussion-rank.top3 {
            color: #FFC107;
        }
        .discussion-body {
            flex: 1;
        }
        .discussion-body h4 {
            font-size: 1.05rem;
            margin-bottom: 0.4rem;
            color: var(--text);
            line-height: 1.4;
        }
        .discussion-body .discussion-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
            line-height: 1.5;
        }
        .discussion-meta {
            display: flex;
            gap: 1.25rem;
            font-size: 0.8rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .discussion-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 1.25rem 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            transition: all var(--transition);
            user-select: none;
            background: transparent;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 1.5rem 1.25rem;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA STRIP ========== */
        .cta-strip {
            background: var(--dark);
            padding: 3rem 0;
            text-align: center;
            border-radius: var(--radius-xl);
            margin: 0 1.5rem;
        }
        .cta-strip h2 {
            color: #FFFFFF;
            font-size: 1.8rem;
            margin-bottom: 0.75rem;
        }
        .cta-strip p {
            color: var(--text-on-dark-muted);
            font-size: 1.05rem;
            margin-bottom: 1.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== STICKY BOTTOM BAR ========== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(28, 28, 30, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            padding: 0.85rem 1.5rem;
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
        }
        .sticky-bottom-bar .sticky-text {
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .sticky-bottom-bar .sticky-text i {
            color: var(--accent);
            margin-right: 0.4rem;
        }
        .sticky-bottom-close {
            position: absolute;
            right: 1rem;
            top: 50%;
            transform: translateY(-50%);
            background: transparent;
            color: var(--text-on-dark-muted);
            font-size: 1.1rem;
            cursor: pointer;
            padding: 0.3rem;
            border-radius: 50%;
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .sticky-bottom-close:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #FFFFFF;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-on-dark);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            color: var(--accent);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #FFFFFF;
        }
        .footer-bottom {
            border-top: 1px solid var(--dark-tertiary);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
        }
        .footer-bottom p {
            color: var(--text-on-dark-muted);
            margin: 0;
        }
        .footer-bottom a {
            color: var(--text-on-dark-muted);
            margin: 0 0.3rem;
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
        }
        .footer-bottom strong {
            color: #FFFFFF;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-community .container {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-community {
                padding: 3.5rem 0 3rem;
                min-height: auto;
            }
            .hero-community-content h1 {
                font-size: 2.2rem;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-block {
                grid-template-columns: 1fr;
            }
            .deep-content-block.reverse {
                direction: ltr;
            }
            .deep-content-img {
                min-height: 250px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .header-nav a {
                padding: 0.4rem 0.6rem;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .hamburger-toggle {
                display: flex;
            }
            .header-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--dark);
                flex-direction: column;
                padding: 1rem;
                gap: 0.3rem;
                display: none;
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav a {
                width: 100%;
                padding: 0.7rem 1rem;
                font-size: 0.95rem;
                border-radius: var(--radius);
            }
            .header-actions .btn-nav-cta {
                font-size: 0.8rem;
                padding: 0.4rem 0.8rem;
            }
            .hero-community {
                padding: 2.5rem 0 2rem;
            }
            .hero-community-content h1 {
                font-size: 1.8rem;
            }
            .hero-community-panel {
                padding: 1.25rem;
            }
            .hero-panel-stats {
                grid-template-columns: 1fr 1fr;
                gap: 0.75rem;
            }
            .hero-stat-num {
                font-size: 1.5rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .stat-block .stat-number {
                font-size: 2rem;
            }
            .discussion-item {
                flex-direction: column;
                gap: 0.5rem;
            }
            .discussion-rank {
                font-size: 1.3rem;
                min-width: auto;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-strip {
                margin: 0 0.5rem;
                padding: 2rem 1rem;
            }
            .cta-strip h2 {
                font-size: 1.4rem;
            }
            .sticky-bottom-bar {
                flex-direction: column;
                gap: 0.5rem;
                padding: 0.7rem 1rem;
                text-align: center;
            }
            .sticky-bottom-close {
                top: 0.3rem;
                right: 0.5rem;
                transform: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .deep-content-text {
                padding: 1.5rem 1.25rem;
            }
            .deep-content-text h3 {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .hero-topic-tags {
                gap: 0.4rem;
            }
            .hero-topic-tag {
                padding: 0.4rem 0.7rem;
                font-size: 0.78rem;
            }
            .btn-lg {
                padding: 0.8rem 1.5rem;
                font-size: 1rem;
            }
            .hero-stat-num {
                font-size: 1.3rem;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 0.75rem;
            }
            .stat-block {
                padding: 1rem;
            }
            .stat-block .stat-number {
                font-size: 1.6rem;
            }
            .hero-community-content h1 {
                font-size: 1.5rem;
            }
            .hero-community-panel {
                padding: 1rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #E84A2A;
            --primary-hover: #C73D21;
            --primary-light: rgba(232, 74, 42, 0.08);
            --primary-glass: rgba(232, 74, 42, 0.15);
            --dark: #1C1C1E;
            --dark-secondary: #2C2C2E;
            --dark-tertiary: #3A3A3C;
            --accent: #FFC107;
            --accent-light: rgba(255, 193, 7, 0.15);
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --text: #1C1C1E;
            --text-secondary: #48484A;
            --text-muted: #6E6E70;
            --text-light: #AEAEB0;
            --text-on-dark: #E5E5E7;
            --text-on-dark-muted: #98989A;
            --border: #E0E0E2;
            --border-light: #ECECEE;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            --header-height: 64px;
            --container-max: 1200px;
            --section-gap: 4rem;
            --section-gap-mobile: 2rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--dark);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            transition: background var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }
        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .header-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
        }
        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .header-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }
        .header-nav a.active {
            color: var(--accent);
            background: rgba(255, 193, 7, 0.1);
            font-weight: 600;
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .header-notify {
            position: relative;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--text-on-dark);
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition);
            background: transparent;
            border: none;
        }
        .header-notify:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }
        .header-notify .badge-dot {
            position: absolute;
            top: 6px;
            right: 8px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            border: 2px solid var(--dark);
        }
        .header-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.2rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .header-btn:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: 0 2px 10px rgba(232, 74, 42, 0.35);
        }
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.4rem;
            line-height: 1;
        }

        /* ========== PAGE HERO (分类页中等高度) ========== */
        .page-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: var(--dark);
            overflow: hidden;
        }
        .page-hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.45;
            z-index: 0;
        }
        .page-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(28, 28, 30, 0.7) 0%, rgba(28, 28, 30, 0.92) 100%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 1.25rem;
            padding-top: 2rem;
            padding-bottom: 2rem;
        }
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: var(--accent-light);
            color: var(--accent);
            padding: 0.35rem 0.9rem;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .page-hero h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.25;
            margin: 0;
            max-width: 700px;
        }
        .page-hero h1 span {
            color: var(--accent);
        }
        .page-hero-desc {
            font-size: 1.1rem;
            color: var(--text-on-dark-muted);
            max-width: 560px;
            line-height: 1.7;
            margin: 0;
        }
        .page-hero-actions {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.8rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: 0 6px 20px rgba(232, 74, 42, 0.35);
            transform: translateY(-1px);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.8rem;
            background: transparent;
            color: #FFFFFF;
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-outline-light:hover {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-dark {
            background: var(--dark);
            color: var(--text-on-dark);
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
            text-align: center;
        }
        .section-dark .section-title {
            color: #FFFFFF;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            text-align: center;
            margin-bottom: 2.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-dark .section-subtitle {
            color: var(--text-on-dark-muted);
        }

        /* ========== LIVE SCORE HIGHLIGHTS ========== */
        .live-score-strip {
            background: var(--dark-secondary);
            border-bottom: 3px solid var(--primary);
            padding: 0.75rem 0;
            overflow: hidden;
        }
        .live-score-strip .container {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: nowrap;
        }
        .live-indicator {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            flex-shrink: 0;
            background: var(--primary);
            color: #FFF;
            padding: 0.35rem 0.8rem;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 700;
            animation: pulse-live 2s infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(232, 74, 42, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(232, 74, 42, 0);
            }
        }
        .live-dot {
            width: 8px;
            height: 8px;
            background: #FFF;
            border-radius: 50%;
            animation: blink-dot 1s infinite;
        }
        @keyframes blink-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .live-scores-scroll {
            display: flex;
            gap: 1.5rem;
            overflow-x: auto;
            flex: 1;
            scrollbar-width: thin;
            scrollbar-color: var(--dark-tertiary) transparent;
            padding: 0.25rem 0;
        }
        .live-scores-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .live-scores-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .live-scores-scroll::-webkit-scrollbar-thumb {
            background: var(--dark-tertiary);
            border-radius: 4px;
        }
        .live-score-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            color: var(--text-on-dark);
            font-size: 0.85rem;
            font-weight: 500;
            white-space: nowrap;
        }
        .live-score-item .score-num {
            font-weight: 700;
            color: var(--accent);
            font-size: 0.95rem;
            min-width: 2.5rem;
            text-align: center;
        }
        .live-score-item .score-time {
            font-size: 0.7rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== SELLING POINTS 3-COL ========== */
        .selling-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .selling-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            box-shadow: var(--shadow);
            text-align: center;
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
        }
        .selling-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .selling-card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            font-size: 1.5rem;
            color: var(--primary);
        }
        .selling-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text);
        }
        .selling-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== MATCH CARDS GRID ========== */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }
        .match-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .match-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .match-card-img {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .match-card-status {
            position: absolute;
            top: 10px;
            right: 10px;
            padding: 0.25rem 0.7rem;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.3px;
        }
        .status-live {
            background: var(--primary);
            color: #FFF;
        }
        .status-upcoming {
            background: var(--accent);
            color: var(--dark);
        }
        .status-finished {
            background: var(--dark-tertiary);
            color: #FFF;
        }
        .match-card-body {
            padding: 1.2rem;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .match-card-teams {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
        }
        .match-card-score {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 2px;
        }
        .match-card-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .match-card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: auto;
            padding-top: 0.5rem;
            transition: all var(--transition);
        }
        .match-card-link:hover {
            color: var(--primary-hover);
            gap: 0.5rem;
        }

        /* ========== SCHEDULE TIMELINE ========== */
        .schedule-timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 800px;
            margin: 0 auto;
        }
        .schedule-slot {
            display: flex;
            align-items: stretch;
            gap: 1.5rem;
            padding: 1.2rem 1.5rem;
            border-left: 3px solid var(--border);
            position: relative;
            transition: all var(--transition);
            cursor: pointer;
            background: #fff;
            margin-bottom: 0.5rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            box-shadow: var(--shadow-sm);
        }
        .schedule-slot:hover {
            border-left-color: var(--primary);
            box-shadow: var(--shadow-md);
            background: #fefefe;
        }
        .schedule-slot-time {
            flex-shrink: 0;
            width: 70px;
            text-align: center;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .schedule-slot-time .time-main {
            font-size: 1.3rem;
        }
        .schedule-slot-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.3rem;
        }
        .schedule-slot-teams {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text);
        }
        .schedule-slot-league {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .schedule-slot-action {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }
        .btn-sm {
            padding: 0.4rem 1rem;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: #FFF;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-sm:hover {
            background: var(--primary-hover);
            color: #FFF;
        }
        .btn-sm-outline {
            padding: 0.4rem 1rem;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-sm-outline:hover {
            background: var(--primary-light);
            color: var(--primary-hover);
        }

        /* ========== MATCH LIST ========== */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .match-list-item {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            padding: 1rem 1.5rem;
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
            flex-wrap: wrap;
        }
        .match-list-item:hover {
            background: #fafbfc;
            box-shadow: var(--shadow-sm);
        }
        .match-list-date {
            flex-shrink: 0;
            width: 60px;
            text-align: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.3;
        }
        .match-list-date .day {
            font-size: 1.4rem;
            color: var(--primary);
            display: block;
        }
        .match-list-img {
            flex-shrink: 0;
            width: 80px;
            height: 56px;
            border-radius: var(--radius-sm);
            background-size: cover;
            background-position: center;
            object-fit: cover;
        }
        .match-list-info {
            flex: 1;
            min-width: 180px;
        }
        .match-list-teams {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text);
        }
        .match-list-detail {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .match-list-score {
            flex-shrink: 0;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--primary);
            min-width: 60px;
            text-align: center;
        }
        .match-list-status-tag {
            flex-shrink: 0;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.7rem;
            border-radius: 999px;
        }
        .tag-live {
            background: #FFF0ED;
            color: var(--primary);
        }
        .tag-done {
            background: #F0F0F2;
            color: var(--text-muted);
        }
        .tag-soon {
            background: #FFFDE7;
            color: #B8860B;
        }
        .match-list-btn {
            flex-shrink: 0;
        }

        /* ========== STATS HIGHLIGHT ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .stat-card {
            text-align: center;
            padding: 1.8rem 1rem;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all var(--transition);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.2);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            margin-top: 0.3rem;
        }

        /* ========== SCENE DEMO ========== */
        .scene-row {
            display: flex;
            align-items: center;
            gap: 3rem;
            flex-wrap: wrap;
        }
        .scene-row.reverse {
            flex-direction: row-reverse;
        }
        .scene-img {
            flex: 1 1 45%;
            min-width: 300px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .scene-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .scene-text {
            flex: 1 1 45%;
            min-width: 280px;
        }
        .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: var(--text);
        }
        .section-dark .scene-text h3 {
            color: #FFFFFF;
        }
        .scene-text p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1rem;
        }
        .section-dark .scene-text p {
            color: var(--text-on-dark-muted);
        }

        /* ========== SOCIAL PROOF ========== */
        .proof-scroll {
            display: flex;
            gap: 2rem;
            overflow-x: auto;
            padding: 1rem 0;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
            align-items: center;
            justify-content: flex-start;
            flex-wrap: nowrap;
        }
        .proof-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .proof-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .proof-scroll::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }
        .proof-item {
            flex-shrink: 0;
            padding: 0.8rem 1.8rem;
            background: #fff;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            box-shadow: var(--shadow-sm);
            white-space: nowrap;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
        }
        .proof-item:hover {
            color: var(--primary);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 750px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            width: 100%;
            padding: 1.1rem 1.5rem;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            background: #fff;
            border: none;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            text-align: left;
            transition: all var(--transition);
            gap: 1rem;
        }
        .faq-question i {
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            background: #fafbfc;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0.8rem 1.5rem 1.2rem;
        }
        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA BANNER ========== */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary) 0%, #D63E1F 100%);
            border-radius: var(--radius-xl);
            padding: 2.5rem 2rem;
            text-align: center;
            color: #FFF;
            box-shadow: var(--shadow-lg);
        }
        .cta-banner h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .cta-banner p {
            font-size: 1rem;
            opacity: 0.9;
            margin-bottom: 1.5rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 2rem;
            background: #FFF;
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-white:hover {
            background: #f0f0f0;
            color: var(--primary-hover);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
            transform: translateY(-1px);
        }

        /* ========== BOTTOM STICKY BAR ========== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(28, 28, 30, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding: 0.7rem 1.5rem;
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            border-top: 2px solid var(--primary);
        }
        .sticky-bottom-bar p {
            color: #FFF;
            font-size: 0.9rem;
            font-weight: 500;
            margin: 0;
            white-space: nowrap;
        }
        .sticky-bottom-bar .btn-primary {
            font-size: 0.85rem;
            padding: 0.55rem 1.4rem;
        }
        .sticky-close {
            position: absolute;
            right: 1rem;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            font-size: 1.2rem;
            cursor: pointer;
            padding: 0.3rem;
            transition: color var(--transition);
        }
        .sticky-close:hover {
            color: #FFF;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-on-dark);
            padding: 3rem 0 1.5rem;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 1rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #FFFFFF;
        }
        .footer-bottom {
            border-top: 1px solid var(--dark-tertiary);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--text-on-dark-muted);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
        }
        .footer-bottom strong {
            color: #FFFFFF;
            font-weight: 600;
        }

        /* ========== PAGINATION ========== */
        .pagination-row {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }
        .pagination-row a,
        .pagination-row span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition);
            border: 1.5px solid var(--border);
            background: #fff;
            color: var(--text);
        }
        .pagination-row a:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .pagination-row span.current {
            background: var(--primary);
            color: #FFF;
            border-color: var(--primary);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .selling-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .match-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .header-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--dark);
                flex-direction: column;
                padding: 0.8rem 1rem;
                gap: 0.3rem;
                border-top: 1px solid var(--dark-tertiary);
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
                z-index: 999;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav a {
                width: 100%;
                padding: 0.7rem 1rem;
                border-radius: var(--radius-sm);
            }
            .hamburger-toggle {
                display: block;
            }
            .selling-grid {
                grid-template-columns: 1fr;
            }
            .match-grid {
                grid-template-columns: 1fr;
            }
            .scene-row {
                flex-direction: column !important;
                gap: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .page-hero {
                min-height: 320px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero-desc {
                font-size: 0.9rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .match-list-item {
                flex-wrap: wrap;
                gap: 0.6rem;
                padding: 0.8rem 1rem;
            }
            .match-list-img {
                width: 60px;
                height: 42px;
            }
            .match-list-score {
                font-size: 1rem;
                min-width: 40px;
            }
            .sticky-bottom-bar {
                padding: 0.5rem 1rem;
                gap: 0.8rem;
            }
            .sticky-bottom-bar p {
                font-size: 0.78rem;
            }
            .schedule-slot {
                flex-wrap: wrap;
                gap: 0.8rem;
                padding: 1rem;
            }
            .schedule-slot-time {
                width: auto;
                flex-direction: row;
                gap: 0.5rem;
                align-items: center;
            }
            .container {
                padding: 0 1rem;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .page-hero h1 {
                font-size: 1.35rem;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .match-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.4rem;
            }
            .match-list-score {
                text-align: left;
            }
            .pagination-row a,
            .pagination-row span {
                width: 32px;
                height: 32px;
                font-size: 0.75rem;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #E84A2A;
            --primary-hover: #C73D21;
            --primary-light: rgba(232, 74, 42, 0.08);
            --primary-glass: rgba(232, 74, 42, 0.15);
            --dark: #1C1C1E;
            --dark-secondary: #2C2C2E;
            --dark-tertiary: #3A3A3C;
            --accent: #FFC107;
            --accent-light: rgba(255, 193, 7, 0.15);
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --text: #1C1C1E;
            --text-secondary: #48484A;
            --text-muted: #6E6E70;
            --text-light: #AEAEB0;
            --text-on-dark: #E5E5E7;
            --text-on-dark-muted: #98989A;
            --border: #E0E0E2;
            --border-light: #ECECEE;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            --header-height: 64px;
            --container-max: 1200px;
            --section-gap: 4rem;
            --section-gap-mobile: 2rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }

        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--dark);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            transition: background var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .header-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .header-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .header-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav a.active {
            color: var(--accent);
            background: rgba(255, 193, 7, 0.1);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .header-notify {
            position: relative;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-on-dark);
            font-size: 1.1rem;
            transition: all var(--transition);
            cursor: pointer;
        }

        .header-notify:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #FFFFFF;
        }

        .header-notify .badge-dot {
            position: absolute;
            top: 7px;
            right: 8px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            border: 2px solid var(--dark);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            border: 2px solid var(--primary);
            white-space: nowrap;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-outline:hover {
            background: var(--primary-light);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }

        .btn-lg {
            padding: 0.8rem 2rem;
            font-size: 1.1rem;
            border-radius: var(--radius);
        }

        .btn-xl {
            padding: 1rem 2.5rem;
            font-size: 1.2rem;
            border-radius: var(--radius);
            font-weight: 700;
        }

        /* 汉堡菜单按钮 */
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .hamburger-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ========== PAGE HERO BANNER ========== */
        .page-hero {
            position: relative;
            background: var(--dark-secondary);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            padding: 4rem 0;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(28, 28, 30, 0.88) 0%, rgba(28, 28, 30, 0.65) 50%, rgba(28, 28, 30, 0.45) 100%);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .page-hero-content {
            max-width: 700px;
        }

        .page-hero-content .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            margin-bottom: 1rem;
            flex-wrap: wrap;
        }

        .page-hero-content .breadcrumb a {
            color: var(--text-on-dark-muted);
        }

        .page-hero-content .breadcrumb a:hover {
            color: var(--accent);
        }

        .page-hero-content .breadcrumb span {
            color: var(--text-on-dark);
        }

        .page-hero-content h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.75rem;
            line-height: 1.25;
        }

        .page-hero-content .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-on-dark-muted);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .page-hero-stats {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }

        .page-hero-stat {
            text-align: center;
        }

        .page-hero-stat .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }

        .page-hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            margin-top: 0.3rem;
        }

        /* ========== SECTION TITLES ========== */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }

        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-header .section-title {
            margin-bottom: 0.6rem;
        }

        /* ========== TEAM CARDS GRID ========== */
        .team-grid-section {
            padding: var(--section-gap) 0;
            background: var(--bg-white);
        }

        .team-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .team-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }

        .team-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--border);
        }

        .team-card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--bg);
        }

        .team-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .team-card:hover .team-card-img img {
            transform: scale(1.06);
        }

        .team-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #FFFFFF;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 0.7rem;
            border-radius: 20px;
            z-index: 2;
            letter-spacing: 0.5px;
        }

        .team-card-body {
            padding: 1.25rem 1.5rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .team-card-body .team-league {
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.4rem;
        }

        .team-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
            line-height: 1.35;
        }

        .team-card-body .team-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 1rem;
            flex: 1;
        }

        .team-card-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 1rem;
            flex-wrap: wrap;
        }

        .team-card-meta span {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .team-card-meta i {
            font-size: 0.75rem;
        }

        .btn-card {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1rem;
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            align-self: flex-start;
        }

        .btn-card:hover {
            background: var(--primary);
            color: #FFFFFF;
        }

        /* ========== FEATURED TEAM SECTION ========== */
        .featured-team-section {
            padding: var(--section-gap) 0;
            background: var(--bg);
        }

        .featured-team-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            padding: 2.5rem;
            border: 1px solid var(--border-light);
        }

        .featured-team-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 350px;
        }

        .featured-team-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-team-info h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
        }

        .featured-team-info .team-tag {
            display: inline-block;
            background: var(--accent-light);
            color: #B8860B;
            font-weight: 700;
            font-size: 0.8rem;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

        .featured-team-info p {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .featured-team-stats-row {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
            margin-bottom: 1.5rem;
        }

        .featured-stat-item {
            text-align: center;
            padding: 0.8rem 1.2rem;
            background: var(--bg);
            border-radius: var(--radius);
            min-width: 80px;
        }

        .featured-stat-item .fs-number {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }

        .featured-stat-item .fs-label {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 0.25rem;
        }

        /* ========== LEAGUE FILTER BAR ========== */
        .league-filter-section {
            padding: 1.5rem 0;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: var(--header-height);
            z-index: 50;
        }

        .league-filter-bar {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .league-filter-bar .filter-label {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text);
            margin-right: 0.5rem;
            white-space: nowrap;
        }

        .filter-chip {
            display: inline-flex;
            align-items: center;
            padding: 0.4rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            background: var(--bg);
            color: var(--text-secondary);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .filter-chip:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary-glass);
        }

        .filter-chip.active {
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 600;
            border-color: var(--primary);
        }

        /* ========== DEEP CONTENT AREA ========== */
        .deep-content-section {
            padding: var(--section-gap) 0;
            background: var(--bg);
        }

        .deep-content-block {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 2.5rem;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }

        .deep-content-text {
            padding: 2.5rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .deep-content-text h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 1rem;
            line-height: 1.35;
        }

        .deep-content-text p {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0.8rem;
        }

        .deep-content-visual {
            background: var(--dark-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 300px;
            position: relative;
            overflow: hidden;
        }

        .deep-content-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .deep-content-visual .overlay-text {
            position: relative;
            z-index: 2;
            color: #FFFFFF;
            text-align: center;
            padding: 2rem;
        }

        .deep-content-visual .overlay-text .big-number {
            font-size: 4rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }

        /* ========== TIMELINE SECTION ========== */
        .timeline-section {
            padding: var(--section-gap) 0;
            background: var(--bg-white);
        }

        .timeline-list {
            position: relative;
            padding-left: 2rem;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--border);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 2rem;
            padding-left: 2rem;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2.5rem;
            top: 0.35rem;
            width: 12px;
            height: 12px;
            background: var(--primary);
            border-radius: 50%;
            border: 3px solid var(--bg-white);
            box-shadow: 0 0 0 3px var(--border);
            z-index: 2;
        }

        .timeline-item .timeline-year {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
            margin-bottom: 0.3rem;
        }

        .timeline-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.35rem;
        }

        .timeline-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--section-gap) 0;
            background: var(--bg);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.1rem 1.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            background: none;
            width: 100%;
            text-align: left;
            border: none;
            transition: background var(--transition);
            gap: 1rem;
        }

        .faq-question:hover {
            background: var(--primary-light);
        }

        .faq-question i {
            color: var(--primary);
            transition: transform var(--transition);
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 1.5rem;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 1.5rem 1.25rem;
        }

        .faq-answer p {
            color: var(--text-secondary);
            line-height: 1.7;
            font-size: 0.95rem;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 3rem 0;
            background: var(--dark);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(232, 74, 42, 0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 650px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.75rem;
        }

        .cta-inner p {
            color: var(--text-on-dark-muted);
            font-size: 1.05rem;
            margin-bottom: 1.8rem;
            line-height: 1.6;
        }

        .cta-inner .btn-xl {
            background: var(--primary);
            color: #FFFFFF;
            font-size: 1.1rem;
            padding: 0.9rem 2.2rem;
        }

        .cta-inner .btn-xl:hover {
            background: var(--primary-hover);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-on-dark);
            padding: 3rem 0 1.5rem;
            border-top: 1px solid var(--dark-tertiary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        .footer-col h4 {
            color: var(--accent);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 0.55rem;
        }

        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.9rem;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #FFFFFF;
        }

        .footer-bottom {
            border-top: 1px solid var(--dark-tertiary);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
            line-height: 2;
        }

        .footer-bottom a {
            color: var(--text-on-dark-muted);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        .footer-bottom strong {
            color: #FFFFFF;
        }

        /* ========== PAGINATION ========== */
        .pagination-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 2rem 0 1rem;
            flex-wrap: wrap;
        }

        .pagination-bar .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--bg-white);
            color: var(--text);
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all var(--transition);
        }

        .pagination-bar .page-btn:hover {
            background: var(--primary-light);
            border-color: var(--primary-glass);
            color: var(--primary);
        }

        .pagination-bar .page-btn.active {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination-bar .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .team-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .featured-team-block {
                grid-template-columns: 1fr;
                gap: 2rem;
                padding: 1.5rem;
            }

            .featured-team-img {
                height: 250px;
            }

            .deep-content-block {
                grid-template-columns: 1fr;
            }

            .deep-content-visual {
                min-height: 220px;
                order: -1;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .page-hero-content h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--dark);
                flex-direction: column;
                padding: 1rem 1.5rem;
                gap: 0.5rem;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
                z-index: 999;
            }

            .header-nav.mobile-open {
                display: flex;
            }

            .header-nav a {
                width: 100%;
                padding: 0.65rem 1rem;
                border-radius: var(--radius);
            }

            .hamburger-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }

            .team-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .team-card-img {
                height: 180px;
            }

            .page-hero {
                padding: 2.5rem 0;
                min-height: 240px;
            }

            .page-hero-content h1 {
                font-size: 1.8rem;
            }

            .page-hero-stats {
                gap: 1rem;
            }

            .page-hero-stat .stat-number {
                font-size: 1.6rem;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .featured-team-block {
                padding: 1.25rem;
                gap: 1.5rem;
            }

            .featured-team-img {
                height: 200px;
            }

            .featured-team-info h2 {
                font-size: 1.4rem;
            }

            .featured-team-stats-row {
                gap: 0.75rem;
            }

            .featured-stat-item {
                padding: 0.6rem 0.8rem;
                min-width: 60px;
            }

            .featured-stat-item .fs-number {
                font-size: 1.3rem;
            }

            .deep-content-text {
                padding: 1.5rem;
            }

            .deep-content-text h2 {
                font-size: 1.4rem;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }

            .league-filter-bar {
                gap: 0.4rem;
            }

            .filter-chip {
                font-size: 0.78rem;
                padding: 0.35rem 0.75rem;
            }

            .cta-inner h2 {
                font-size: 1.5rem;
            }

            .timeline-list {
                padding-left: 1.5rem;
            }

            .timeline-item {
                padding-left: 1.5rem;
            }

            .timeline-item::before {
                left: -2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 0.8rem;
            }

            .page-hero-content h1 {
                font-size: 1.5rem;
            }

            .page-hero-content .hero-subtitle {
                font-size: 0.9rem;
            }

            .page-hero-stats {
                gap: 0.8rem;
            }

            .page-hero-stat .stat-number {
                font-size: 1.3rem;
            }

            .team-card-img {
                height: 160px;
            }

            .team-card-body h3 {
                font-size: 1.05rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }

            .footer-bottom {
                font-size: 0.78rem;
            }

            .pagination-bar .page-btn {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }

            .btn-xl {
                padding: 0.8rem 1.8rem;
                font-size: 1rem;
            }

            .section-title {
                font-size: 1.35rem;
            }

            .featured-stat-item {
                padding: 0.5rem 0.6rem;
                min-width: 55px;
            }

            .featured-stat-item .fs-number {
                font-size: 1.1rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #E84A2A;
            --primary-hover: #C73D21;
            --primary-light: rgba(232, 74, 42, 0.08);
            --primary-glass: rgba(232, 74, 42, 0.15);
            --dark: #1C1C1E;
            --dark-secondary: #2C2C2E;
            --dark-tertiary: #3A3A3C;
            --accent: #FFC107;
            --accent-light: rgba(255, 193, 7, 0.15);
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --text: #1C1C1E;
            --text-secondary: #48484A;
            --text-muted: #6E6E70;
            --text-light: #AEAEB0;
            --text-on-dark: #E5E5E7;
            --text-on-dark-muted: #98989A;
            --border: #E0E0E2;
            --border-light: #ECECEE;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            --header-height: 64px;
            --container-max: 1200px;
            --section-gap: 4rem;
            --section-gap-mobile: 2rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 80px;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }

        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--dark);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            transition: background var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }

        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .header-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }

        .header-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }

        .header-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .header-nav a.active {
            color: var(--accent);
            background: rgba(255, 193, 7, 0.1);
            font-weight: 600;
        }

        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .header-notify {
            position: relative;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-on-dark);
            cursor: pointer;
            transition: all var(--transition);
            font-size: 1rem;
        }

        .header-notify:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #FFFFFF;
        }

        .header-notify .badge-dot {
            position: absolute;
            top: 7px;
            right: 9px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            border: 2px solid var(--dark);
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.1rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
            cursor: pointer;
        }

        .btn-header-cta:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 74, 42, 0.35);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 1.4rem;
            cursor: pointer;
            padding: 0.4rem;
            line-height: 1;
        }

        @media (max-width: 1024px) {
            .header-nav a {
                padding: 0.4rem 0.6rem;
                font-size: 0.82rem;
            }
            .header-logo {
                font-size: 1.2rem;
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--dark-secondary);
                flex-direction: column;
                padding: 0.75rem 1rem;
                gap: 0.15rem;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
                z-index: 999;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav a {
                width: 100%;
                padding: 0.6rem 1rem;
                border-radius: var(--radius-sm);
                font-size: 0.9rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-actions .btn-header-cta {
                padding: 0.4rem 0.8rem;
                font-size: 0.78rem;
            }
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-dark {
            background: var(--dark);
            color: var(--text-on-dark);
        }

        .section-gray {
            background: var(--bg);
        }

        .section-white {
            background: var(--bg-white);
        }

        @media (max-width: 640px) {
            .section {
                padding: var(--section-gap-mobile) 0;
            }
        }

        /* ========== HERO ========== */
        .hero-category {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: var(--dark);
            overflow: hidden;
        }

        .hero-category .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            opacity: 0.35;
            z-index: 0;
        }

        .hero-category .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(28, 28, 30, 0.92) 0%, rgba(28, 28, 30, 0.65) 40%, rgba(28, 28, 30, 0.55) 100%);
            z-index: 1;
        }

        .hero-category .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 3rem;
            align-items: center;
            width: 100%;
        }

        .hero-left {
            color: #FFFFFF;
        }

        .hero-left .hero-badge {
            display: inline-block;
            padding: 0.3rem 0.9rem;
            background: var(--primary-glass);
            color: var(--primary);
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 1rem;
            border: 1px solid rgba(232, 74, 42, 0.3);
        }

        .hero-left h1 {
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 1rem;
            color: #FFFFFF;
            letter-spacing: -0.5px;
        }

        .hero-left h1 span {
            color: var(--accent);
        }

        .hero-left .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-on-dark-muted);
            line-height: 1.6;
            margin-bottom: 1.75rem;
            max-width: 520px;
        }

        .hero-left .hero-cta-group {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
        }

        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }

        .btn-primary-lg:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 74, 42, 0.4);
        }

        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2rem;
            background: transparent;
            color: #FFFFFF;
            border: 2px solid rgba(255, 255, 255, 0.35);
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-outline-lg:hover {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            transform: translateY(-2px);
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .faux-data-panel {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .faux-data-panel .panel-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .faux-data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0.7rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .faux-data-row:last-child {
            border-bottom: none;
        }

        .faux-data-row .data-label {
            font-size: 0.85rem;
            color: var(--text-on-dark-muted);
        }

        .faux-data-row .data-value {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
        }

        .faux-data-row .data-value.live {
            color: #4CAF50;
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .faux-data-row .data-value.live::before {
            content: '';
            width: 8px;
            height: 8px;
            background: #4CAF50;
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.6);
            }
            50% {
                opacity: 0.7;
                box-shadow: 0 0 0 10px rgba(76, 175, 80, 0);
            }
        }

        @media (max-width: 900px) {
            .hero-category .container {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-category {
                min-height: auto;
                padding: 3rem 0;
            }
            .hero-left h1 {
                font-size: 2rem;
            }
            .hero-right {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .faux-data-panel {
                flex: 1;
                min-width: 200px;
            }
        }

        @media (max-width: 640px) {
            .hero-left h1 {
                font-size: 1.6rem;
            }
            .hero-left .hero-subtitle {
                font-size: 1rem;
            }
            .btn-primary-lg,
            .btn-outline-lg {
                padding: 0.7rem 1.4rem;
                font-size: 0.9rem;
            }
            .hero-right {
                flex-direction: column;
            }
        }

        /* ========== SELLING POINTS ========== */
        .selling-points-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .sp-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .sp-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary);
            border-radius: 0 0 3px 3px;
            transform: scaleX(0);
            transition: transform var(--transition-slow);
        }

        .sp-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .sp-card:hover::before {
            transform: scaleX(1);
        }

        .sp-card .sp-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 1rem;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary);
            transition: all var(--transition);
        }

        .sp-card:hover .sp-icon {
            background: var(--primary);
            color: #FFFFFF;
            transform: scale(1.08);
        }

        .sp-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            color: var(--text);
        }

        .sp-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        @media (max-width: 768px) {
            .selling-points-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
        }

        @media (max-width: 520px) {
            .selling-points-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== SCENE DEMO ========== */
        .scene-demo-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .scene-demo-row.reverse {
            direction: rtl;
        }

        .scene-demo-row.reverse>* {
            direction: ltr;
        }

        .scene-demo-img {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .scene-demo-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16 / 10;
            border-radius: var(--radius-lg);
        }

        .scene-demo-img .scene-badge {
            position: absolute;
            top: 1rem;
            left: 1rem;
            background: var(--primary);
            color: #FFFFFF;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            z-index: 2;
        }

        .scene-demo-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: var(--text);
            line-height: 1.3;
        }

        .scene-demo-text p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .scene-demo-text .scene-features {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .scene-demo-text .scene-features li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.95rem;
            color: var(--text-secondary);
        }

        .scene-demo-text .scene-features li i {
            color: var(--primary);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        @media (max-width: 768px) {
            .scene-demo-row {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .scene-demo-row.reverse {
                direction: ltr;
            }
            .scene-demo-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== CONTENT CARDS GRID ========== */
        .content-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .content-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition-slow);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .content-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

        .content-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .content-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .content-card .card-live-tag {
            position: absolute;
            top: 0.7rem;
            left: 0.7rem;
            background: #E84A2A;
            color: #fff;
            padding: 0.2rem 0.6rem;
            border-radius: 3px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            z-index: 2;
            animation: pulse-tag 2s infinite;
        }

        @keyframes pulse-tag {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.75;
            }
        }

        .content-card .card-body {
            padding: 1.1rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-date {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 0.4rem;
        }

        .content-card .card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-excerpt {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.8rem;
        }

        .content-card .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition);
            align-self: flex-start;
            cursor: pointer;
        }

        .content-card .btn-read-more:hover {
            color: var(--primary-hover);
            gap: 0.5rem;
        }

        .content-card .btn-read-more i {
            font-size: 0.7rem;
            transition: transform var(--transition);
        }

        .content-card .btn-read-more:hover i {
            transform: translateX(3px);
        }

        @media (max-width: 1024px) {
            .content-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .content-cards-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== CONTENT LIST ========== */
        .content-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .content-list-item {
            display: flex;
            gap: 1.25rem;
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 1.25rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            align-items: flex-start;
        }

        .content-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateX(3px);
        }

        .content-list-item .list-date-block {
            flex-shrink: 0;
            width: 55px;
            text-align: center;
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            padding: 0.5rem 0.3rem;
        }

        .content-list-item .list-date-block .day {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }

        .content-list-item .list-date-block .month {
            font-size: 0.7rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .content-list-item .list-content {
            flex: 1;
            min-width: 0;
        }

        .content-list-item .list-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.35rem;
            line-height: 1.4;
        }

        .content-list-item .list-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 0.6rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-list-item .btn-read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: all var(--transition);
            cursor: pointer;
        }

        .content-list-item .btn-read-more:hover {
            color: var(--primary-hover);
            gap: 0.5rem;
        }

        @media (max-width: 640px) {
            .content-list-item {
                flex-direction: column;
                gap: 0.75rem;
            }
            .content-list-item .list-date-block {
                width: auto;
                display: inline-flex;
                gap: 0.4rem;
                align-items: baseline;
                padding: 0.35rem 0.7rem;
            }
            .content-list-item .list-date-block .day {
                font-size: 1.1rem;
            }
        }

        /* ========== STATS SECTION ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 1.75rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
            position: relative;
            overflow: hidden;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 0.5rem;
            letter-spacing: -1px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .stat-card .stat-icon {
            font-size: 1.3rem;
            color: var(--accent);
            margin-bottom: 0.5rem;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .stat-card .stat-number {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* ========== SOCIAL PROOF ========== */
        .social-proof-scroll {
            display: flex;
            gap: 2rem;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            padding: 1rem 0;
        }

        .social-proof-item {
            text-align: center;
            flex-shrink: 0;
            opacity: 0.7;
            transition: all var(--transition);
            filter: grayscale(100%);
        }

        .social-proof-item:hover {
            opacity: 1;
            filter: grayscale(0%);
            transform: scale(1.05);
        }

        .social-proof-item .proof-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1;
        }

        .social-proof-item .proof-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.3rem;
        }

        /* ========== FAQ ACCORDION ========== */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            margin-bottom: 0.5rem;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg-white);
            transition: all var(--transition);
        }

        .faq-accordion .accordion-item:hover {
            border-color: var(--border);
        }

        .faq-accordion .accordion-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 1.25rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            background: var(--bg-white);
            transition: all var(--transition);
            user-select: none;
            gap: 1rem;
        }

        .faq-accordion .accordion-title:hover {
            background: var(--bg);
        }

        .faq-accordion .accordion-title i {
            transition: transform var(--transition);
            color: var(--text-muted);
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        .faq-accordion .accordion-title.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .faq-accordion .accordion-title.active i {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-accordion .accordion-content {
            display: none;
            padding: 0 1.25rem 1.25rem;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .faq-accordion .accordion-content.open {
            display: block;
        }

        /* ========== STICKY BOTTOM BAR ========== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(28, 28, 30, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 998;
            padding: 0.8rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
        }

        .sticky-bottom-bar .sticky-text {
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .sticky-bottom-bar .sticky-text span {
            color: var(--accent);
        }

        .sticky-bottom-bar .btn-sticky-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.65rem 1.6rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            border: none;
        }

        .sticky-bottom-bar .btn-sticky-cta:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 74, 42, 0.5);
            color: #FFFFFF;
        }

        .sticky-bottom-bar .btn-sticky-close {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            font-size: 1.1rem;
            padding: 0.3rem;
            transition: color var(--transition);
            flex-shrink: 0;
        }

        .sticky-bottom-bar .btn-sticky-close:hover {
            color: #FFFFFF;
        }

        @media (max-width: 640px) {
            .sticky-bottom-bar {
                padding: 0.6rem 1rem;
                gap: 0.75rem;
            }
            .sticky-bottom-bar .sticky-text {
                font-size: 0.85rem;
            }
            .sticky-bottom-bar .btn-sticky-cta {
                padding: 0.5rem 1.1rem;
                font-size: 0.82rem;
            }
        }

        /* ========== SECTION HEADER ========== */
        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.6rem;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-header.left-align {
            text-align: left;
            margin-bottom: 2rem;
        }

        .section-header.left-align p {
            margin: 0;
        }

        @media (max-width: 640px) {
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-on-dark);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-col h4 {
            color: var(--accent);
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 0.45rem;
        }

        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.88rem;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #FFFFFF;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
            line-height: 2;
        }

        .footer-bottom a {
            color: var(--text-on-dark-muted);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        .footer-bottom strong {
            color: #FFFFFF;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== TAG PILLS ========== */
        .tag-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin: 1rem 0;
        }

        .tag-pill {
            display: inline-block;
            padding: 0.35rem 0.9rem;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            transition: all var(--transition);
            cursor: pointer;
            border: 1px solid transparent;
        }

        .tag-pill:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        @media (max-width: 640px) {
            .tag-pills {
                gap: 0.35rem;
            }
            .tag-pill {
                padding: 0.3rem 0.7rem;
                font-size: 0.75rem;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #E84A2A;
            --primary-hover: #C73D21;
            --primary-light: rgba(232, 74, 42, 0.08);
            --primary-glass: rgba(232, 74, 42, 0.15);
            --dark: #1C1C1E;
            --dark-secondary: #2C2C2E;
            --dark-tertiary: #3A3A3C;
            --accent: #FFC107;
            --accent-light: rgba(255, 193, 7, 0.15);
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --text: #1C1C1E;
            --text-secondary: #48484A;
            --text-muted: #6E6E70;
            --text-light: #AEAEB0;
            --text-on-dark: #E5E5E7;
            --text-on-dark-muted: #98989A;
            --border: #E0E0E2;
            --border-light: #ECECEE;
            --radius-sm: 6px;
            --radius: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
            --header-height: 64px;
            --container-max: 1200px;
            --section-gap: 4rem;
            --section-gap-mobile: 2rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-height);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--dark);
            z-index: 1000;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            transition: background var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
        }
        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .header-logo i {
            color: var(--primary);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex-wrap: nowrap;
        }
        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.9rem;
            border-radius: var(--radius-sm);
            color: var(--text-on-dark);
            font-size: 0.9rem;
            font-weight: 500;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .header-nav a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }
        .header-nav a.active {
            color: var(--accent);
            background: rgba(255, 193, 7, 0.1);
            font-weight: 600;
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .header-notify {
            position: relative;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--text-on-dark);
            cursor: pointer;
            transition: all var(--transition);
            background: transparent;
            font-size: 1.1rem;
        }
        .header-notify:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }
        .header-notify .badge-dot {
            position: absolute;
            top: 6px;
            right: 6px;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            border: 2px solid var(--dark);
        }
        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.1rem;
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-header-cta:hover {
            background: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: var(--shadow-md);
        }

        /* Mobile nav */
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.25rem;
            line-height: 1;
        }
        @media (max-width: 1024px) {
            .header-nav {
                gap: 0.1rem;
            }
            .header-nav a {
                padding: 0.4rem 0.6rem;
                font-size: 0.8rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger-toggle {
                display: block;
            }
            .header-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--dark-secondary);
                flex-direction: column;
                gap: 0;
                padding: 0.5rem 0;
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all var(--transition-slow);
                z-index: 999;
            }
            .header-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .header-nav a {
                padding: 0.75rem 1.5rem;
                width: 100%;
                border-radius: 0;
                font-size: 0.95rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            .header-nav a.active::after {
                display: none;
            }
            .header-nav a.active {
                border-left: 3px solid var(--accent);
            }
            .header-actions .btn-header-cta {
                padding: 0.4rem 0.8rem;
                font-size: 0.75rem;
            }
        }

        /* ========== SECTION BASICS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-dark {
            background: var(--dark);
            color: var(--text-on-dark);
        }
        .section-dark .section-title {
            color: #FFFFFF;
        }
        .section-dark .section-subtitle {
            color: var(--text-on-dark-muted);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 2rem;
            line-height: 1.6;
        }
        .section-title-sm {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.35rem;
        }
        @media (max-width: 640px) {
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-title-sm {
                font-size: 1.2rem;
            }
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
            border: 2px solid transparent;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #FFFFFF;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-light);
            color: var(--primary-hover);
            border-color: var(--primary-hover);
        }
        .btn-lg {
            padding: 0.85rem 2rem;
            font-size: 1.05rem;
            border-radius: var(--radius);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background: #E6A800;
            color: var(--dark);
            box-shadow: var(--shadow-md);
        }

        /* ========== CARDS ========== */
        .card {
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 1.25rem 1.5rem;
        }
        .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.2rem 0.65rem;
            border-radius: 20px;
            background: var(--primary-light);
            color: var(--primary);
            margin-bottom: 0.6rem;
        }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .card-summary {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 0.75rem;
        }
        .card-meta {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition);
        }
        .card-link:hover {
            gap: 0.5rem;
            color: var(--primary-hover);
        }

        /* ========== BADGE / TAG ========== */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .badge-hot {
            background: #FFF0ED;
            color: var(--primary);
        }
        .badge-new {
            background: #FFF8E1;
            color: #E6A800;
        }
        .badge-confirmed {
            background: #E8F5E9;
            color: #2E7D32;
        }
        .badge-rumor {
            background: #F3E5F5;
            color: #7B1FA2;
        }

        /* ========== HERO BANNER (分类页) ========== */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, var(--dark) 0%, #2a1a16 40%, #1a0f0c 100%);
            padding: 3.5rem 0;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(232, 74, 42, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(255, 193, 7, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.6rem;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .category-hero h1 span {
            color: var(--accent);
        }
        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: var(--text-on-dark-muted);
            max-width: 650px;
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }
        .category-hero .hero-stats {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
        }
        .category-hero .hero-stat {
            text-align: left;
        }
        .category-hero .hero-stat .stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }
        .category-hero .hero-stat .stat-label {
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
            margin-top: 0.25rem;
        }
        @media (max-width: 640px) {
            .category-hero {
                padding: 2.5rem 0;
                min-height: 240px;
            }
            .category-hero h1 {
                font-size: 1.75rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .category-hero .hero-stats {
                gap: 1.25rem;
            }
            .category-hero .hero-stat .stat-num {
                font-size: 1.5rem;
            }
        }

        /* ========== TRANSFER FOCUS (焦点区) ========== */
        .transfer-focus {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 2rem;
            align-items: start;
        }
        .transfer-focus-main {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 16 / 9;
            min-height: 360px;
        }
        .transfer-focus-main img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .transfer-focus-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 2rem;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
            color: #FFFFFF;
        }
        .transfer-focus-overlay .badge {
            margin-bottom: 0.5rem;
        }
        .transfer-focus-overlay h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.4rem;
            line-height: 1.3;
        }
        .transfer-focus-overlay p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.5;
        }
        .transfer-focus-side {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .transfer-focus-side .side-item {
            display: flex;
            gap: 1rem;
            padding: 1rem;
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }
        .transfer-focus-side .side-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }
        .transfer-focus-side .side-item img {
            width: 80px;
            height: 60px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .transfer-focus-side .side-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.2rem;
            line-height: 1.3;
        }
        .transfer-focus-side .side-info .side-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .transfer-focus {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .transfer-focus-main {
                min-height: 220px;
                aspect-ratio: auto;
            }
            .transfer-focus-overlay {
                padding: 1.25rem;
            }
            .transfer-focus-overlay h3 {
                font-size: 1.2rem;
            }
            .transfer-focus-side .side-item img {
                width: 60px;
                height: 45px;
            }
        }

        /* ========== NEWS GRID ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }

        /* ========== RUMOR TRACKER ========== */
        .rumor-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .rumor-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 1.25rem;
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .rumor-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }
        .rumor-item .rumor-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.1rem;
        }
        .rumor-icon.hot {
            background: #FFF0ED;
            color: var(--primary);
        }
        .rumor-icon.brewing {
            background: #FFF8E1;
            color: #E6A800;
        }
        .rumor-icon.done {
            background: #E8F5E9;
            color: #2E7D32;
        }
        .rumor-item .rumor-info {
            flex: 1;
            min-width: 0;
        }
        .rumor-item .rumor-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.15rem;
            line-height: 1.3;
        }
        .rumor-item .rumor-info .rumor-src {
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .rumor-item .rumor-prob {
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
            padding: 0.3rem 0.7rem;
            border-radius: 20px;
            white-space: nowrap;
        }
        .prob-high {
            background: #E8F5E9;
            color: #2E7D32;
        }
        .prob-mid {
            background: #FFF8E1;
            color: #E6A800;
        }
        .prob-low {
            background: #F5F5F5;
            color: #757575;
        }
        @media (max-width: 640px) {
            .rumor-item {
                flex-wrap: wrap;
                gap: 0.5rem;
                padding: 0.85rem 1rem;
            }
            .rumor-item .rumor-prob {
                font-size: 0.8rem;
                padding: 0.2rem 0.5rem;
            }
        }

        /* ========== DATA STATS ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 1.5rem;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .stat-card .stat-value {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1;
            margin-bottom: 0.3rem;
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .stat-card .stat-value {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 0.75rem;
            }
            .stat-card {
                padding: 1rem;
            }
        }

        /* ========== TIMELINE ========== */
        .timeline {
            position: relative;
            padding-left: 2rem;
            border-left: 3px solid var(--border);
            margin-left: 0.5rem;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 2rem;
            padding-left: 1.5rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2.6rem;
            top: 0.3rem;
            width: 14px;
            height: 14px;
            background: var(--primary);
            border-radius: 50%;
            border: 3px solid var(--bg-white);
            box-shadow: var(--shadow-sm);
            z-index: 2;
        }
        .timeline-item .timeline-date {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 0.3rem;
        }
        .timeline-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.3rem;
            line-height: 1.3;
        }
        .timeline-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        @media (max-width: 640px) {
            .timeline {
                padding-left: 1.5rem;
                margin-left: 0;
            }
            .timeline-item {
                padding-left: 1rem;
                margin-bottom: 1.5rem;
            }
            .timeline-item::before {
                left: -2rem;
                width: 11px;
                height: 11px;
            }
        }

        /* ========== MARKET ANALYSIS ========== */
        .analysis-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: center;
        }
        .analysis-block.reverse {
            direction: rtl;
        }
        .analysis-block.reverse>* {
            direction: ltr;
        }
        .analysis-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .analysis-text p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 1rem;
        }
        .analysis-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .analysis-image img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }
        @media (max-width: 768px) {
            .analysis-block {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .analysis-block.reverse {
                direction: ltr;
            }
            .analysis-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 0.75rem;
            overflow: hidden;
            background: var(--bg-white);
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 1.1rem 1.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: all var(--transition);
            gap: 1rem;
            border: none;
            font-family: inherit;
        }
        .faq-question:hover {
            background: var(--primary-light);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 1.5rem;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.5rem 1.1rem 1.5rem;
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA STRIP ========== */
        .cta-strip {
            background: linear-gradient(135deg, var(--primary) 0%, #D43D1A 100%);
            padding: 2.5rem 0;
            text-align: center;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }
        .cta-strip::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-strip h3 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.5rem;
            position: relative;
            z-index: 1;
        }
        .cta-strip p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
        }
        .cta-strip .btn {
            position: relative;
            z-index: 1;
        }
        @media (max-width: 640px) {
            .cta-strip h3 {
                font-size: 1.35rem;
            }
            .cta-strip p {
                font-size: 0.9rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--dark);
            color: var(--text-on-dark);
            padding: 3rem 0 1.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            color: var(--accent);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.6rem;
        }
        .footer-col ul li a {
            color: var(--text-on-dark-muted);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #FFFFFF;
        }
        .footer-bottom {
            border-top: 1px solid var(--dark-tertiary);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-on-dark-muted);
            line-height: 1.8;
        }
        .footer-bottom strong {
            color: #FFFFFF;
        }
        .footer-bottom a {
            color: var(--text-on-dark-muted);
            margin: 0 0.3rem;
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
        }

        /* ========== UTILITY ========== */
        .text-center {
            text-align: center;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }