/* roulang page: index */
:root {
            --primary: #FF6600;
            --primary-dark: #E55A00;
            --primary-light: #FF8C3D;
            --secondary: #1A1A1A;
            --secondary-light: #2A2A2A;
            --accent: #FFB800;
            --accent-glow: #FFD54F;
            --bg-light: #F5F5F0;
            --bg-warm: #FAFAF6;
            --bg-white: #FFFFFF;
            --text: #333333;
            --text-dark: #1A1A1A;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --success: #2E7D32;
            --danger: #C62828;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--text);
            background: var(--bg-light);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        button,
        .btn {
            transition: all var(--transition-smooth);
            cursor: pointer;
            font-family: var(--font-stack);
        }
        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            letter-spacing: -0.5px;
            line-height: 1.3;
            color: var(--text-dark);
            margin-top: 0;
        }
        h1 {
            font-size: clamp(2rem, 5vw, 2.8rem);
            font-weight: 800;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1rem;
            color: var(--text);
        }

        .container {
            max-width: 1200px;
            padding-left: 15px;
            padding-right: 15px;
        }
        .container-fluid {
            padding-left: 0;
            padding-right: 0;
        }

        section {
            padding: 80px 0;
            position: relative;
        }
        @media (max-width: 768px) {
            section {
                padding: 40px 0;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.25rem;
            }
        }

        /* ===== 导航 ===== */
        .brand-nav {
            background: var(--bg-white);
            height: 70px;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
        }
        .brand-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .brand-nav .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: -0.5px;
        }
        .brand-nav .logo:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        .brand-nav .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
            background: #fff;
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 160px;
            color: var(--text);
        }
        .brand-nav .search-box .search-icon {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .brand-nav .user-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-nav .user-actions a {
            color: var(--text);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .brand-nav .user-actions a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .brand-nav .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        .channel-nav {
            background: var(--secondary);
            height: 50px;
            position: sticky;
            top: 70px;
            z-index: 1049;
            display: flex;
            align-items: center;
            border-bottom: 2px solid rgba(255, 255, 255, 0.08);
        }
        .channel-nav .container {
            display: flex;
            align-items: center;
            height: 100%;
            gap: 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-nav .container::-webkit-scrollbar {
            display: none;
        }
        .channel-nav a {
            color: #ccc;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0 20px;
            height: 100%;
            display: flex;
            align-items: center;
            white-space: nowrap;
            text-decoration: none;
            border-bottom: 3px solid transparent;
            transition: all var(--transition-fast);
            position: relative;
        }
        .channel-nav a:hover {
            color: #fff;
            text-decoration: none;
            background: rgba(255, 255, 255, 0.04);
        }
        .channel-nav a.active {
            color: #fff;
            border-bottom-color: var(--primary);
            background: rgba(255, 102, 0, 0.1);
            font-weight: 600;
        }
        .channel-nav a .nav-badge {
            display: inline-block;
            background: var(--accent);
            color: #1A1A1A;
            font-size: 0.7rem;
            padding: 2px 7px;
            border-radius: 10px;
            margin-left: 6px;
            font-weight: 700;
            letter-spacing: 0;
        }

        @media (max-width: 992px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .user-actions {
                gap: 10px;
            }
            .brand-nav .user-actions .hide-mobile {
                display: none;
            }
            .brand-nav .hamburger {
                display: block;
            }
            .channel-nav {
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                height: auto;
                max-height: 0;
                overflow: hidden;
                transition: max-height var(--transition-smooth);
                z-index: 1048;
                flex-direction: column;
            }
            .channel-nav.open {
                max-height: 500px;
                overflow-y: auto;
            }
            .channel-nav .container {
                flex-direction: column;
                align-items: stretch;
                padding: 0;
            }
            .channel-nav a {
                padding: 14px 20px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                height: auto;
            }
            .channel-nav a.active {
                border-bottom-color: transparent;
                border-left: 3px solid var(--primary);
            }
        }
        @media (max-width: 520px) {
            .brand-nav {
                height: 60px;
            }
            .brand-nav .logo {
                font-size: 1.1rem;
            }
            .brand-nav .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .channel-nav {
                top: 60px;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            position: relative;
            padding: 0;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(26, 26, 26, 0.6) 40%, rgba(255, 102, 0, 0.45) 100%);
            z-index: 1;
        }
        .hero-section .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 40px 20px;
            max-width: 800px;
            width: 100%;
        }
        .hero-section .hero-category-strip {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
            margin-bottom: 28px;
            position: relative;
            z-index: 2;
        }
        .hero-section .hero-category-strip a {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            padding: 8px 18px;
            border-radius: 25px;
            font-size: 0.9rem;
            font-weight: 500;
            text-decoration: none;
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .hero-section .hero-category-strip a:hover {
            background: rgba(255, 255, 255, 0.28);
            border-color: rgba(255, 255, 255, 0.5);
            transform: translateY(-2px);
            text-decoration: none;
            color: #fff;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
        }
        .hero-section .hero-category-strip a.hot-tag {
            background: var(--primary);
            border-color: var(--primary);
            font-weight: 600;
        }
        .hero-section h1 {
            color: #fff;
            font-size: clamp(2.2rem, 5.5vw, 3.5rem);
            font-weight: 800;
            margin-bottom: 16px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
            position: relative;
            z-index: 2;
        }
        .hero-section .hero-subtitle {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
            position: relative;
            z-index: 2;
        }
        .hero-section .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            position: relative;
            z-index: 2;
        }
        .hero-section .hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: center;
            margin-top: 32px;
            position: relative;
            z-index: 2;
        }
        .hero-section .hero-metric {
            text-align: center;
            color: #fff;
        }
        .hero-section .hero-metric .metric-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .hero-section .hero-metric .metric-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 70vh;
            }
            .hero-section .hero-category-strip a {
                font-size: 0.8rem;
                padding: 6px 14px;
            }
            .hero-section .hero-metrics {
                gap: 18px;
            }
            .hero-section .hero-metric .metric-value {
                font-size: 1.5rem;
            }
        }

        /* ===== 按钮系统 ===== */
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            display: inline-block;
            text-align: center;
            cursor: pointer;
            letter-spacing: 0;
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 102, 0, 0.35);
            text-decoration: none;
        }
        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 102, 0, 0.3);
        }
        .btn-outline-custom {
            background: transparent;
            color: #fff;
            border: 2px solid #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-custom:hover {
            background: #fff;
            color: var(--secondary);
            text-decoration: none;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
        }
        .btn-cta-lg {
            padding: 14px 36px;
            font-size: 1.1rem;
            border-radius: 30px;
            font-weight: 700;
        }
        .btn-accent {
            background: var(--accent);
            color: #1A1A1A;
            border: none;
            font-weight: 700;
        }
        .btn-accent:hover {
            background: #E6A500;
            color: #1A1A1A;
            box-shadow: 0 6px 20px rgba(255, 184, 0, 0.4);
            transform: translateY(-2px);
        }

        /* ===== 板块标题 ===== */
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-tag {
            display: inline-block;
            background: rgba(255, 102, 0, 0.1);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-header h2 {
            margin-bottom: 8px;
        }
        .section-header .section-desc {
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
            font-size: 1rem;
        }

        /* ===== 内容日历 ===== */
        .calendar-section {
            background: var(--bg-white);
        }
        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .calendar-card {
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .calendar-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--primary);
        }
        .calendar-card .cal-date {
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 6px;
            letter-spacing: 1px;
        }
        .calendar-card .cal-match {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .calendar-card .cal-league {
            font-size: 0.8rem;
            color: var(--text-light);
            background: var(--border-light);
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
        }
        .calendar-card .cal-live-dot {
            position: absolute;
            top: 12px;
            right: 12px;
            width: 10px;
            height: 10px;
            background: var(--danger);
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(198, 40, 40, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(198, 40, 40, 0);
            }
        }
        @media (max-width: 992px) {
            .calendar-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .calendar-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 热门专题 ===== */
        .topics-section {
            background: var(--bg-light);
        }
        .topics-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 20px;
            grid-template-rows: auto auto;
        }
        .topic-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            position: relative;
            cursor: pointer;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .topic-card.featured {
            grid-row: span 2;
        }
        .topic-card .topic-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .topic-card.featured .topic-img {
            height: 340px;
        }
        .topic-card .topic-body {
            padding: 18px;
        }
        .topic-card .topic-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .topic-card .topic-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .topic-card .topic-desc {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .topics-grid {
                grid-template-columns: 1fr 1fr;
            }
            .topic-card.featured {
                grid-column: span 2;
                grid-row: span 1;
            }
            .topic-card.featured .topic-img {
                height: 200px;
            }
        }
        @media (max-width: 520px) {
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .topic-card.featured {
                grid-column: span 1;
            }
        }

        /* ===== 热播推荐 ===== */
        .hot-recommend-section {
            background: var(--bg-white);
        }
        .hot-rec-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 20px;
        }
        .hot-rec-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            position: relative;
        }
        .hot-rec-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .hot-rec-card.large .hot-rec-img {
            height: 280px;
        }
        .hot-rec-card .hot-rec-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .hot-rec-card .hot-rec-body {
            padding: 16px;
        }
        .hot-rec-card .hot-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--danger);
            color: #fff;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 14px;
            font-weight: 700;
            letter-spacing: 0.5px;
            animation: glow-badge 2s infinite;
        }
        @keyframes glow-badge {
            0%,
            100% {
                box-shadow: 0 0 8px rgba(198, 40, 40, 0.5);
            }
            50% {
                box-shadow: 0 0 20px rgba(198, 40, 40, 0.8);
            }
        }
        .hot-rec-card .hot-rec-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .hot-rec-card .hot-rec-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .hot-rec-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hot-rec-card.large {
                grid-column: span 2;
            }
        }
        @media (max-width: 520px) {
            .hot-rec-grid {
                grid-template-columns: 1fr;
            }
            .hot-rec-card.large {
                grid-column: span 1;
            }
        }

        /* ===== 数据看板 ===== */
        .dashboard-section {
            background: var(--secondary);
            color: #fff;
        }
        .dashboard-section h2 {
            color: #fff;
        }
        .dashboard-section .section-tag {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }
        .dashboard-section .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .dash-card {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition-smooth);
        }
        .dash-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
            transform: translateY(-4px);
        }
        .dash-card .dash-value {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .dash-card .dash-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        .dash-card .dash-change {
            font-size: 0.8rem;
            color: var(--success);
            font-weight: 600;
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dash-card .dash-value {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .dashboard-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        /* ===== 排行列表 ===== */
        .ranking-section {
            background: var(--bg-warm);
        }
        .ranking-table-wrap {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
        }
        .ranking-table th {
            background: var(--secondary);
            color: #fff;
            padding: 14px 16px;
            font-size: 0.9rem;
            font-weight: 600;
            text-align: left;
            letter-spacing: 0.5px;
        }
        .ranking-table td {
            padding: 13px 16px;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.95rem;
            vertical-align: middle;
        }
        .ranking-table tr:hover td {
            background: rgba(255, 102, 0, 0.03);
        }
        .ranking-table .rank-num {
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--primary);
            width: 50px;
        }
        .ranking-table .rank-num.top1 {
            color: var(--accent);
            font-size: 1.5rem;
        }
        .ranking-table .rank-num.top2 {
            color: #888;
            font-size: 1.3rem;
        }
        .ranking-table .rank-num.top3 {
            color: #B87333;
            font-size: 1.25rem;
        }
        .ranking-table .trend-up {
            color: var(--success);
            font-weight: 600;
        }
        .ranking-table .trend-hot {
            display: inline-block;
            background: #FFF0E5;
            color: var(--primary);
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        @media (max-width: 520px) {
            .ranking-table th,
            .ranking-table td {
                padding: 10px 8px;
                font-size: 0.8rem;
            }
            .ranking-table .rank-num {
                font-size: 1rem;
                width: 36px;
            }
        }

        /* ===== 资讯区 ===== */
        .news-section {
            background: var(--bg-white);
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 30px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 16px;
            background: var(--bg-warm);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .news-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--primary);
        }
        .news-item .news-thumb {
            width: 100px;
            height: 75px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: #e0e0e0;
        }
        .news-item .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 4px;
        }
        .news-item .news-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-dark);
            margin-bottom: 4px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-summary {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .read-more {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 4px;
        }
        .news-item .read-more:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        .news-sidebar {
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border-light);
            height: fit-content;
            position: sticky;
            top: 140px;
        }
        .news-sidebar h4 {
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 1.1rem;
            color: var(--text-dark);
        }
        .news-sidebar .side-item {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.9rem;
            color: var(--text);
            transition: color var(--transition-fast);
            cursor: pointer;
            display: block;
        }
        .news-sidebar .side-item:hover {
            color: var(--primary);
        }
        .news-sidebar .side-item:last-child {
            border-bottom: none;
        }
        .news-sidebar .side-tag {
            display: inline-block;
            background: #FFF0E5;
            color: var(--primary);
            font-size: 0.7rem;
            padding: 2px 8px;
            border-radius: 10px;
            margin-right: 6px;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-sidebar {
                position: static;
                order: -1;
            }
            .news-item .news-thumb {
                width: 70px;
                height: 55px;
            }
        }

        /* ===== 品牌介绍 ===== */
        .brand-intro-section {
            background: var(--bg-light);
        }
        .brand-intro-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 40px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
        }
        .brand-intro-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: var(--primary);
            border-radius: 0 4px 4px 0;
        }
        .brand-intro-card h3 {
            color: var(--primary);
            margin-bottom: 16px;
        }
        .brand-intro-card p {
            line-height: 1.9;
            font-size: 1rem;
            color: var(--text);
        }
        @media (max-width: 520px) {
            .brand-intro-card {
                padding: 24px 18px;
            }
        }

        /* ===== 社会认同 ===== */
        .social-proof-section {
            background: var(--bg-warm);
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            text-align: center;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .testimonial-card .test-avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--border-light);
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--text-muted);
            overflow: hidden;
        }
        .testimonial-card .test-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .testimonial-card .test-stars {
            color: var(--accent);
            font-size: 0.9rem;
            margin-bottom: 8px;
            letter-spacing: 2px;
        }
        .testimonial-card .test-content {
            font-size: 0.9rem;
            color: var(--text);
            line-height: 1.7;
            font-style: italic;
        }
        .testimonial-card .test-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-dark);
            margin-top: 10px;
        }
        .testimonial-card .test-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 使用指南 ===== */
        .guide-section {
            background: var(--bg-white);
        }
        .guide-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }
        .guide-step {
            text-align: center;
            padding: 28px 20px;
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition-smooth);
        }
        .guide-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .guide-step .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 800;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }
        .guide-step h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: var(--text-dark);
        }
        .guide-step p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .guide-steps {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .guide-steps {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CTA 强化区 ===== */
        .cta-reinforce-section {
            background: var(--secondary);
            color: #fff;
            text-align: center;
            padding: 60px 0;
        }
        .cta-reinforce-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .cta-reinforce-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            margin-bottom: 24px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-reinforce-section .btn-cta-lg {
            background: var(--accent);
            color: #1A1A1A;
            font-weight: 700;
            border: none;
            padding: 14px 40px;
            font-size: 1.15rem;
            border-radius: 30px;
            transition: all var(--transition-smooth);
        }
        .cta-reinforce-section .btn-cta-lg:hover {
            background: #E6A500;
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(255, 184, 0, 0.5);
            color: #1A1A1A;
        }

        /* ===== 底部固定转化条 ===== */
        .bottom-sticky-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--secondary);
            color: #fff;
            z-index: 1060;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
            transition: transform var(--transition-smooth);
        }
        .bottom-sticky-bar.hidden-bar {
            transform: translateY(100%);
        }
        .bottom-sticky-bar .sticky-text {
            font-weight: 600;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.9);
        }
        .bottom-sticky-bar .sticky-close {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            cursor: pointer;
            font-size: 1.2rem;
            padding: 4px 8px;
            transition: color var(--transition-fast);
        }
        .bottom-sticky-bar .sticky-close:hover {
            color: #fff;
        }
        @media (max-width: 520px) {
            .bottom-sticky-bar {
                flex-direction: column;
                gap: 10px;
                padding: 10px 16px;
                text-align: center;
            }
            .bottom-sticky-bar .btn-primary-custom {
                width: 100%;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: #ccc;
            padding: 50px 0 30px;
            border-top: 3px solid var(--primary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 30px;
        }
        .footer-grid h5 {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 16px;
            letter-spacing: 0;
        }
        .footer-grid p,
        .footer-grid a {
            font-size: 0.9rem;
            color: #bbb;
            line-height: 1.8;
        }
        .footer-grid a {
            display: block;
            transition: color var(--transition-fast);
        }
        .footer-grid a:hover {
            color: #fff;
            text-decoration: none;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            margin-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.85rem;
            color: #999;
            line-height: 2;
        }
        .footer-bottom a {
            color: #bbb;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 10px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #bbb;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #FF6600;
            --primary-dark: #E55A00;
            --primary-light: #FF8C3D;
            --secondary: #1A1A1A;
            --secondary-light: #2A2A2A;
            --accent: #FFB800;
            --accent-glow: #FFD54F;
            --bg-light: #F5F5F0;
            --bg-warm: #FAFAF6;
            --bg-white: #FFFFFF;
            --text: #333333;
            --text-dark: #1A1A1A;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --success: #2E7D32;
            --danger: #C62828;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--text);
            background: var(--bg-light);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }

        a:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        button,
        .btn {
            transition: all var(--transition-smooth);
            cursor: pointer;
            font-family: var(--font-stack);
        }

        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 15px;
            padding-right: 15px;
        }

        .container-fluid {
            padding-left: 0;
            padding-right: 0;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        @media (max-width: 768px) {
            section {
                padding: 40px 0;
            }
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            letter-spacing: -0.5px;
            color: var(--text-dark);
            font-weight: 700;
        }

        h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.3;
        }

        h2 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
        }

        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            line-height: 1.35;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
        }

        /* ===== 品牌导航 ===== */
        .brand-nav {
            background: var(--bg-white);
            height: 70px;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
        }

        .brand-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .brand-nav .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: -0.5px;
        }

        .brand-nav .logo:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

        .brand-nav .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .brand-nav .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }

        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
            background: #fff;
        }

        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 160px;
            color: var(--text);
        }

        .brand-nav .search-box .search-icon {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .brand-nav .user-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-nav .user-actions a {
            color: var(--text);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .brand-nav .user-actions a:hover {
            color: var(--primary);
            text-decoration: none;
        }

        .brand-nav .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        /* ===== 频道导航 ===== */
        .channel-nav {
            background: var(--secondary);
            height: 50px;
            position: sticky;
            top: 70px;
            z-index: 1040;
            display: flex;
            align-items: center;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .channel-nav .container {
            display: flex;
            align-items: center;
            gap: 20px;
            height: 100%;
            flex-wrap: nowrap;
            white-space: nowrap;
        }

        .channel-nav a {
            color: #ccc;
            font-size: 0.95rem;
            font-weight: 500;
            text-decoration: none;
            padding: 6px 0;
            position: relative;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .channel-nav a:hover {
            color: #fff;
            text-decoration: none;
        }

        .channel-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .channel-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary);
            border-radius: 3px 3px 0 0;
        }

        .channel-nav .nav-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 6px;
            border-radius: 10px;
            margin-left: 4px;
            vertical-align: middle;
            line-height: 1;
        }

        /* ===== Hero ===== */
        .page-hero {
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            position: relative;
            padding: 100px 0;
            min-height: 480px;
            display: flex;
            align-items: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(26, 26, 26, 0.6) 40%, rgba(255, 102, 0, 0.45) 100%);
            z-index: 1;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .page-hero h1 {
            color: #fff;
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            margin-bottom: 18px;
            line-height: 1.25;
        }

        .page-hero .hero-subtitle {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.2rem;
            line-height: 1.7;
            margin-bottom: 30px;
            max-width: 600px;
        }

        .page-hero .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            text-decoration: none;
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }

        .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }

        .btn-outline-light:hover {
            background: #fff;
            color: var(--secondary);
            border-color: #fff;
            text-decoration: none;
            transform: translateY(-2px);
        }

        .btn-lg {
            font-size: 1.1rem;
            padding: 14px 36px;
        }

        /* ===== 板块通用 ===== */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            margin-bottom: 12px;
            color: var(--text-dark);
        }

        .section-header .section-lead {
            color: var(--text-light);
            font-size: 1.1rem;
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-tag {
            display: inline-block;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        /* ===== 卖点非对称Grid ===== */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 24px;
        }

        .asymmetric-grid .wide-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            justify-content: center;
            background: linear-gradient(135deg, #fff 0%, #FFF8F2 100%);
        }

        .asymmetric-grid .wide-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .asymmetric-grid .narrow-stack {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .asymmetric-grid .narrow-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            flex: 1;
        }

        .asymmetric-grid .narrow-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.5rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .feature-icon.accent-bg {
            background: var(--accent);
            color: var(--secondary);
        }

        .feature-icon.dark-bg {
            background: var(--secondary);
            color: #fff;
        }

        @media (max-width: 768px) {
            .asymmetric-grid {
                grid-template-columns: 1fr;
            }
            .asymmetric-grid .wide-card {
                padding: 28px;
            }
            .asymmetric-grid .narrow-card {
                padding: 22px;
            }
        }

        /* ===== 统计卡片 ===== */
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 30px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition-smooth);
        }

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

        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            color: var(--text-light);
            font-size: 0.95rem;
            font-weight: 500;
        }

        /* ===== 场景演示双栏 ===== */
        .scene-row {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .scene-row.reverse {
            flex-direction: row-reverse;
        }

        .scene-row .scene-image {
            flex: 1;
            min-width: 300px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .scene-row .scene-image img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-lg);
            transition: transform 0.5s ease;
        }

        .scene-row .scene-image:hover img {
            transform: scale(1.03);
        }

        .scene-row .scene-text {
            flex: 1;
            min-width: 300px;
        }

        .scene-row .scene-text h3 {
            margin-bottom: 16px;
        }

        .scene-row .scene-text p {
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        @media (max-width: 768px) {
            .scene-row {
                flex-direction: column;
                gap: 30px;
            }
            .scene-row.reverse {
                flex-direction: column;
            }
            .scene-row .scene-image {
                min-width: 100%;
            }
            .scene-row .scene-text {
                min-width: 100%;
            }
        }

        /* ===== 深度内容区 ===== */
        .deep-content {
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            padding: 50px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            max-width: 900px;
            margin: 0 auto;
        }

        .deep-content h3 {
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        .deep-content p {
            line-height: 1.9;
            color: var(--text);
            margin-bottom: 16px;
            font-size: 1.02rem;
        }

        .deep-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--bg-warm);
            padding: 20px 24px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 24px 0;
            font-style: italic;
            color: var(--text-light);
            font-size: 1.05rem;
        }

        @media (max-width: 768px) {
            .deep-content {
                padding: 28px;
                border-radius: var(--radius-lg);
            }
        }

        /* ===== 数据工具卡片Grid ===== */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .tool-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 30px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            text-align: center;
        }

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

        .tool-card .tool-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--bg-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.6rem;
            color: var(--primary);
            transition: all var(--transition-smooth);
        }

        .tool-card:hover .tool-icon {
            background: var(--primary);
            color: #fff;
        }

        .tool-card h4 {
            font-weight: 600;
            margin-bottom: 8px;
            font-size: 1.1rem;
        }

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

        @media (max-width: 768px) {
            .tool-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (min-width: 769px) and (max-width: 992px) {
            .tool-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

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

        .faq-item .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--text-dark);
            font-size: 1.05rem;
            transition: color var(--transition-fast);
            user-select: none;
        }

        .faq-item .faq-question:hover {
            color: var(--primary);
        }

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

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-light);
            line-height: 1.8;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

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

        /* ===== CTA区域 ===== */
        .cta-section {
            background: var(--secondary);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(255, 102, 0, 0.15) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            color: #fff;
            margin-bottom: 12px;
            font-size: 2.2rem;
        }

        .cta-section .cta-sub {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.1rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 14px 40px;
            box-shadow: var(--shadow-lg);
        }

        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-section {
                padding: 50px 0;
            }
        }

        /* ===== 底部固定条 ===== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--secondary);
            color: #fff;
            z-index: 1030;
            padding: 12px 0;
            display: flex;
            align-items: center;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
            transform: translateY(0);
            transition: transform var(--transition-smooth);
        }

        .sticky-bottom-bar.hidden {
            transform: translateY(100%);
        }

        .sticky-bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .sticky-bottom-bar .bar-text {
            font-weight: 600;
            font-size: 0.95rem;
            flex: 1;
            min-width: 180px;
        }

        .sticky-bottom-bar .bar-close {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            cursor: pointer;
            font-size: 1.2rem;
            padding: 4px 8px;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

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

        .sticky-bottom-bar .btn-primary {
            flex-shrink: 0;
            padding: 10px 22px;
            font-size: 0.9rem;
        }

        @media (max-width: 576px) {
            .sticky-bottom-bar .container {
                flex-direction: column;
                text-align: center;
            }
            .sticky-bottom-bar .bar-text {
                font-size: 0.85rem;
            }
            .sticky-bottom-bar .btn-primary {
                width: 100%;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: #ccc;
            padding: 50px 0 20px;
            font-size: 0.9rem;
            line-height: 1.8;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 30px;
            margin-bottom: 30px;
        }

        .site-footer h5 {
            color: #fff;
            font-weight: 600;
            margin-bottom: 16px;
            font-size: 1rem;
        }

        .site-footer a {
            color: #bbb;
            display: block;
            margin-bottom: 6px;
            transition: color var(--transition-fast);
        }

        .site-footer a:hover {
            color: #fff;
            text-decoration: none;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }

        .site-footer .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ccc;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            text-align: center;
            color: #999;
            font-size: 0.85rem;
        }

        .site-footer .footer-bottom p {
            margin-bottom: 4px;
        }

        .site-footer .footer-bottom a {
            color: #bbb;
            display: inline;
        }

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

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .site-footer .footer-social {
                justify-content: center;
            }
        }

        /* ===== 响应式导航 ===== */
        @media (max-width: 768px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .user-actions {
                display: none;
            }
            .brand-nav .hamburger {
                display: block;
            }
            .channel-nav {
                overflow-x: auto;
            }
            .channel-nav .container {
                gap: 14px;
                padding: 0 15px;
            }
            .channel-nav a {
                font-size: 0.85rem;
            }
        }

        /* ===== 数据高亮标签 ===== */
        .highlight-tag {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-weight: 700;
            font-size: 0.8rem;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.3px;
        }

        .highlight-tag.primary-tag {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 进度条/数据条 ===== */
        .data-bar-wrap {
            margin-bottom: 16px;
        }

        .data-bar-wrap .data-bar-label {
            display: flex;
            justify-content: space-between;
            font-weight: 500;
            font-size: 0.9rem;
            margin-bottom: 6px;
            color: var(--text-dark);
        }

        .data-bar-wrap .data-bar {
            height: 10px;
            background: var(--border-light);
            border-radius: 10px;
            overflow: hidden;
        }

        .data-bar-wrap .data-bar-fill {
            height: 100%;
            background: var(--primary);
            border-radius: 10px;
            transition: width 1s ease;
        }

        .data-bar-wrap .data-bar-fill.accent-fill {
            background: var(--accent);
        }

        /* ===== 信息卡片列表 ===== */
        .info-card-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .info-card-list .info-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .info-card-list .info-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .info-card-list .info-card .info-card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--bg-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .info-card-list .info-card h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text-dark);
        }

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

        @media (max-width: 768px) {
            .info-card-list {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #FF6600;
            --primary-dark: #E55A00;
            --primary-light: #FF8C3D;
            --secondary: #1A1A1A;
            --secondary-light: #2A2A2A;
            --accent: #FFB800;
            --accent-glow: #FFD54F;
            --bg-light: #F5F5F0;
            --bg-warm: #FAFAF6;
            --bg-white: #FFFFFF;
            --text: #333333;
            --text-dark: #1A1A1A;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --success: #2E7D32;
            --danger: #C62828;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--text);
            background: var(--bg-light);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        button,
        .btn {
            transition: all var(--transition-smooth);
            cursor: pointer;
            font-family: var(--font-stack);
        }
        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 15px;
            padding-right: 15px;
            margin: 0 auto;
        }
        .container-fluid {
            padding-left: 0;
            padding-right: 0;
        }

        section {
            padding: 80px 0;
            position: relative;
        }
        @media (max-width: 768px) {
            section {
                padding: 40px 0;
            }
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            letter-spacing: -0.5px;
            color: var(--text-dark);
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.3;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            line-height: 1.35;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
        }

        .btn-primary {
            background: var(--primary);
            border: none;
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }
        .btn-outline-secondary {
            border: 2px solid var(--secondary);
            color: var(--secondary);
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            background: transparent;
            transition: all var(--transition-smooth);
        }
        .btn-outline-secondary:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn-cta {
            font-size: 1.1rem;
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            font-weight: 700;
        }
        .btn-accent {
            background: var(--accent);
            border: none;
            color: var(--secondary);
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            transition: all var(--transition-smooth);
        }
        .btn-accent:hover {
            background: var(--accent-glow);
            color: var(--secondary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .brand-nav {
            background: var(--bg-white);
            height: 70px;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
        }
        .brand-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            width: 100%;
        }
        .brand-nav .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: -0.5px;
        }
        .brand-nav .logo:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        .brand-nav .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
            background: #fff;
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 160px;
            color: var(--text);
        }
        .brand-nav .search-box .search-icon {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .brand-nav .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        .channel-nav {
            background: var(--secondary);
            height: 50px;
            position: sticky;
            top: 70px;
            z-index: 1040;
            display: flex;
            align-items: center;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .channel-nav .container {
            display: flex;
            align-items: center;
            gap: 28px;
            height: 100%;
            flex-wrap: nowrap;
            white-space: nowrap;
        }
        .channel-nav a {
            color: #ccc;
            font-size: 0.95rem;
            font-weight: 500;
            text-decoration: none;
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .channel-nav a:hover {
            color: #fff;
            text-decoration: none;
        }
        .channel-nav a.active {
            color: var(--accent);
            font-weight: 700;
        }
        .channel-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }
        .channel-nav .nav-badge {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.7rem;
            padding: 1px 6px;
            border-radius: 10px;
            margin-left: 4px;
            vertical-align: middle;
            font-weight: 700;
            animation: pulse-badge 2s infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }

        @media (max-width: 992px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .hamburger {
                display: block;
            }
            .channel-nav {
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                bottom: 0;
                height: auto;
                background: var(--secondary);
                transform: translateX(-100%);
                transition: transform var(--transition-smooth);
                z-index: 1035;
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                overflow-y: auto;
            }
            .channel-nav.open {
                transform: translateX(0);
            }
            .channel-nav .container {
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                height: auto;
            }
            .channel-nav a {
                padding: 14px 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                font-size: 1rem;
                color: #ccc;
                display: block;
            }
            .channel-nav a.active {
                color: var(--accent);
                background: rgba(255, 255, 255, 0.05);
            }
            .channel-nav a.active::after {
                display: none;
            }
        }

        .hero-community {
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(255, 102, 0, 0.45) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 85vh;
            display: flex;
            align-items: center;
            position: relative;
            color: #fff;
            padding: 60px 0;
        }
        .hero-community .hero-content {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }
        .hero-community h1 {
            color: #fff;
            font-size: clamp(2rem, 5vw, 3.2rem);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .hero-community .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .coupon-wall {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            max-width: 750px;
            margin: 0 auto 30px;
        }
        .coupon-wall .coupon-card {
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-smooth);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .coupon-wall .coupon-card:hover {
            background: rgba(255, 255, 255, 0.22);
            border-color: rgba(255, 255, 255, 0.5);
            transform: translateY(-4px);
            box-shadow: var(--shadow-xl);
        }
        .coupon-wall .coupon-card.featured {
            grid-column: span 1;
            grid-row: span 2;
            background: rgba(255, 102, 0, 0.35);
            border: 2px solid var(--accent);
            padding: 30px 20px;
            z-index: 2;
            transform: scale(1.04);
            box-shadow: 0 0 40px rgba(255, 184, 0, 0.3);
        }
        .coupon-wall .coupon-card.featured:hover {
            transform: scale(1.06);
            box-shadow: 0 0 60px rgba(255, 184, 0, 0.5);
        }
        .coupon-card .coupon-icon {
            font-size: 2rem;
            margin-bottom: 8px;
            color: var(--accent);
        }
        .coupon-card.featured .coupon-icon {
            font-size: 2.6rem;
        }
        .coupon-card .coupon-label {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 4px;
        }
        .coupon-card.featured .coupon-label {
            font-size: 1.2rem;
        }
        .coupon-card .coupon-desc {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.7);
        }
        .coupon-card .coupon-cta {
            display: inline-block;
            margin-top: 10px;
            padding: 6px 18px;
            background: var(--accent);
            color: var(--secondary);
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .coupon-card .coupon-cta:hover {
            background: #fff;
            color: var(--primary-dark);
        }
        @media (max-width: 768px) {
            .coupon-wall {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .coupon-wall .coupon-card.featured {
                grid-column: span 2;
                grid-row: span 1;
                transform: scale(1);
            }
            .coupon-wall .coupon-card.featured:hover {
                transform: scale(1.02);
            }
            .hero-community {
                min-height: auto;
                padding: 80px 0 50px;
            }
        }
        @media (max-width: 480px) {
            .coupon-wall {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .coupon-wall .coupon-card.featured {
                grid-column: span 1;
            }
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header h2 {
            color: var(--text-dark);
            margin-bottom: 12px;
        }
        .section-header .section-desc {
            color: var(--text-light);
            font-size: 1.05rem;
            max-width: 650px;
            margin: 0 auto;
        }

        .feature-grid-asymmetric {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 24px;
            align-items: stretch;
        }
        .feature-grid-asymmetric .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .feature-grid-asymmetric .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .feature-grid-asymmetric .feature-card.wide-card {
            background: var(--secondary);
            color: #fff;
            border: none;
        }
        .feature-grid-asymmetric .feature-card.wide-card h3 {
            color: #fff;
        }
        .feature-grid-asymmetric .feature-card.wide-card p {
            color: rgba(255, 255, 255, 0.8);
        }
        .feature-card .feature-icon {
            width: 56px;
            height: 56px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.5rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .feature-card.wide-card .feature-icon {
            background: var(--accent);
            color: var(--secondary);
        }
        @media (max-width: 768px) {
            .feature-grid-asymmetric {
                grid-template-columns: 1fr;
            }
        }

        .topic-section {
            background: var(--bg-warm);
        }
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .topic-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .topic-card .topic-img {
            height: 180px;
            overflow: hidden;
        }
        .topic-card .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .topic-card:hover .topic-img img {
            transform: scale(1.05);
        }
        .topic-card .topic-body {
            padding: 20px;
        }
        .topic-card .topic-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .topic-card .topic-title {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 6px;
            color: var(--text-dark);
        }
        .topic-card .topic-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            align-items: center;
        }
        @media (max-width: 992px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .topic-grid {
                grid-template-columns: 1fr;
            }
        }

        .stats-bar {
            background: var(--secondary);
            padding: 50px 0;
            color: #fff;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .stat-item .stat-number {
                font-size: 2.2rem;
            }
        }

        .function-showcase {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .function-showcase .func-image img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
        }
        .function-showcase .func-list {
            list-style: none;
            padding: 0;
        }
        .function-showcase .func-list li {
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .function-showcase .func-list li:last-child {
            border-bottom: none;
        }
        .func-list .func-check {
            color: var(--success);
            font-size: 1.3rem;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .func-list .func-info h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 2px;
            color: var(--text-dark);
        }
        .func-list .func-info p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
        }
        @media (max-width: 768px) {
            .function-showcase {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        .testimonial-section {
            background: var(--bg-warm);
        }
        .testimonial-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 16px;
            -webkit-overflow-scrolling: touch;
            scroll-snap-type: x mandatory;
        }
        .testimonial-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .testimonial-scroll::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 3px;
        }
        .testimonial-card {
            min-width: 320px;
            flex-shrink: 0;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            scroll-snap-align: start;
            transition: all var(--transition-smooth);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .testimonial-card .user-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }
        .testimonial-card .avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .testimonial-card .stars {
            color: var(--accent);
            font-size: 0.9rem;
        }
        .testimonial-card .user-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-dark);
        }
        .testimonial-card .comment {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        .rules-section {
            background: var(--bg-white);
        }
        .rules-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .rule-card {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 28px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
        }
        .rule-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .rule-card .rule-num {
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.3rem;
            margin: 0 auto 14px;
        }
        .rule-card h4 {
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-dark);
        }
        .rule-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
        }
        @media (max-width: 768px) {
            .rules-grid {
                grid-template-columns: 1fr;
            }
        }

        .faq-section {
            background: var(--bg-warm);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 700;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-dark);
            font-size: 1rem;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--bg-light);
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-fast);
            color: var(--primary);
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: all var(--transition-smooth);
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            padding: 0 24px 18px;
            max-height: 400px;
        }

        .cta-section {
            background: var(--secondary);
            text-align: center;
            padding: 70px 0;
            color: #fff;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2.2rem;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.1rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-cta {
            background: var(--accent);
            color: var(--secondary);
            font-size: 1.15rem;
            padding: 14px 40px;
            border-radius: 30px;
            font-weight: 700;
            border: none;
            transition: all var(--transition-smooth);
        }
        .cta-section .btn-cta:hover {
            background: #fff;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-xl);
        }

        .site-footer {
            background: var(--secondary);
            color: #ccc;
            padding: 50px 0 0;
            font-size: 0.9rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .site-footer h5 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 1rem;
        }
        .site-footer a {
            color: #ccc;
            display: block;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
            font-size: 0.9rem;
        }
        .site-footer a:hover {
            color: #fff;
            text-decoration: none;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }
        .site-footer .footer-social a {
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ccc;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .site-footer .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: #999;
            line-height: 1.8;
        }
        .site-footer .footer-bottom a {
            color: #bbb;
            display: inline;
            margin: 0 6px;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }
        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 30px 0 0;
            }
        }

        .bottom-sticky-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--secondary);
            color: #fff;
            z-index: 1060;
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
            flex-wrap: wrap;
        }
        .bottom-sticky-bar .sticky-text {
            font-size: 0.95rem;
            font-weight: 600;
        }
        .bottom-sticky-bar .btn-sticky {
            background: var(--accent);
            color: var(--secondary);
            border: none;
            padding: 8px 22px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .bottom-sticky-bar .btn-sticky:hover {
            background: #fff;
            color: var(--primary-dark);
        }
        .bottom-sticky-bar .btn-close-sticky {
            background: none;
            border: none;
            color: #999;
            cursor: pointer;
            font-size: 1rem;
            padding: 4px;
            line-height: 1;
        }
        .bottom-sticky-bar .btn-close-sticky:hover {
            color: #fff;
        }
        @media (max-width: 576px) {
            .bottom-sticky-bar {
                gap: 10px;
                padding: 8px 12px;
            }
            .bottom-sticky-bar .sticky-text {
                font-size: 0.8rem;
            }
            .bottom-sticky-bar .btn-sticky {
                font-size: 0.8rem;
                padding: 6px 16px;
            }
        }

        .brand-intro-block {
            background: var(--bg-white);
            border-left: 4px solid var(--primary);
            padding: 24px 28px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 0 auto;
            max-width: 800px;
            box-shadow: var(--shadow-xs);
        }
        .brand-intro-block p {
            margin: 0;
            font-size: 1rem;
            color: var(--text);
            line-height: 1.9;
        }

/* roulang page: category1 */
:root {
            --primary: #FF6600;
            --primary-dark: #E55A00;
            --primary-light: #FF8C3D;
            --secondary: #1A1A1A;
            --secondary-light: #2A2A2A;
            --accent: #FFB800;
            --accent-glow: #FFD54F;
            --bg-light: #F5F5F0;
            --bg-warm: #FAFAF6;
            --bg-white: #FFFFFF;
            --text: #333333;
            --text-dark: #1A1A1A;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --success: #2E7D32;
            --danger: #C62828;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--text);
            background: var(--bg-light);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }

        a:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        button,
        .btn {
            transition: all var(--transition-smooth);
            cursor: pointer;
            font-family: var(--font-stack);
        }

        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 15px;
            padding-right: 15px;
        }

        .container-fluid {
            padding-left: 0;
            padding-right: 0;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        @media (max-width: 768px) {
            section {
                padding: 40px 0;
            }
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            letter-spacing: -0.5px;
            line-height: 1.3;
            color: var(--text-dark);
        }

        h1 {
            font-size: 2.8rem;
            font-weight: 800;
        }

        h2 {
            font-size: 2rem;
            font-weight: 700;
        }

        h3 {
            font-size: 1.5rem;
            font-weight: 600;
        }

        p {
            margin-bottom: 1rem;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.25rem;
            }
        }

        /* ===== 导航 ===== */
        .brand-nav {
            background: var(--bg-white);
            height: 70px;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
        }

        .brand-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .brand-nav .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: -0.5px;
        }

        .brand-nav .logo:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

        .brand-nav .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .brand-nav .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }

        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
            background: #fff;
        }

        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 160px;
            color: var(--text);
        }

        .brand-nav .search-box .search-icon {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .brand-nav .user-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-nav .user-actions a {
            color: var(--text);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .brand-nav .user-actions a:hover {
            color: var(--primary);
            text-decoration: none;
        }

        .brand-nav .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        .channel-nav {
            background: var(--secondary);
            height: 50px;
            position: sticky;
            top: 70px;
            z-index: 1040;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        .channel-nav .container {
            display: flex;
            align-items: center;
            gap: 20px;
            height: 100%;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .channel-nav .container::-webkit-scrollbar {
            display: none;
        }

        .channel-nav a {
            color: #ccc;
            font-size: 0.95rem;
            font-weight: 500;
            white-space: nowrap;
            padding: 12px 4px;
            border-bottom: 3px solid transparent;
            transition: all var(--transition-fast);
            text-decoration: none;
            position: relative;
        }

        .channel-nav a:hover {
            color: #fff;
            text-decoration: none;
            border-bottom-color: rgba(255, 255, 255, 0.3);
        }

        .channel-nav a.active {
            color: #fff;
            border-bottom-color: var(--primary);
            font-weight: 700;
        }

        .channel-nav .nav-badge {
            background: var(--primary);
            color: #fff;
            font-size: 0.7rem;
            padding: 2px 6px;
            border-radius: 10px;
            margin-left: 4px;
            vertical-align: middle;
            font-weight: 700;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }

        @media (max-width: 992px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .user-actions a {
                font-size: 0.8rem;
            }
            .channel-nav .container {
                gap: 12px;
            }
            .channel-nav a {
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .brand-nav .hamburger {
                display: block;
            }
            .brand-nav .user-actions {
                display: none;
            }
            .brand-nav .search-box {
                display: none;
            }
            .channel-nav {
                height: auto;
                min-height: 50px;
                position: sticky;
                top: 70px;
            }
            .channel-nav .container {
                flex-wrap: wrap;
                gap: 6px;
                padding-top: 8px;
                padding-bottom: 8px;
            }
            .channel-nav a {
                font-size: 0.8rem;
                padding: 8px 10px;
                border-bottom: 2px solid transparent;
                background: rgba(255, 255, 255, 0.05);
                border-radius: var(--radius-sm);
            }
            .channel-nav a.active {
                background: var(--primary);
                border-bottom-color: transparent;
                color: #fff;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 520px;
            display: flex;
            align-items: center;
            position: relative;
            padding: 100px 0;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.8) 0%, rgba(255, 102, 0, 0.45) 100%);
            z-index: 1;
        }

        .hero-section .hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
            max-width: 700px;
        }

        .hero-section .hero-content h1 {
            color: #fff;
            font-size: clamp(2rem, 5vw, 3.2rem);
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.2;
        }

        .hero-section .hero-content .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 2rem;
            line-height: 1.7;
            max-width: 600px;
        }

        .hero-section .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 14px 32px;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
            display: inline-block;
            text-align: center;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            text-decoration: none;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-outline-custom {
            background: transparent;
            color: #fff;
            border: 2px solid #fff;
            border-radius: var(--radius-sm);
            padding: 14px 32px;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
            display: inline-block;
            text-align: center;
        }

        .btn-outline-custom:hover {
            background: #fff;
            color: var(--text-dark);
            text-decoration: none;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 400px;
                padding: 60px 0;
            }
            .hero-section .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-section .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .btn-primary-custom,
            .btn-outline-custom {
                padding: 12px 24px;
                font-size: 1rem;
                width: 100%;
            }
            .hero-section .hero-cta-group {
                flex-direction: column;
            }
        }

        /* ===== 板块通用 ===== */
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            color: var(--text-dark);
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary);
            margin: 12px auto 0;
            border-radius: 2px;
        }

        .section-header .section-lead {
            color: var(--text-light);
            font-size: 1.05rem;
            max-width: 650px;
            margin: 0 auto;
        }

        /* ===== 卡片 ===== */
        .info-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

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

        .info-card .card-icon {
            width: 56px;
            height: 56px;
            background: rgba(255, 102, 0, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .info-card h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .info-card p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== 流程步骤 ===== */
        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 24px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 16px;
            transition: all var(--transition-smooth);
        }

        .step-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }

        .step-number {
            width: 50px;
            height: 50px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .step-item .step-body h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-dark);
        }

        .step-item .step-body p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-bottom: 0;
        }

        /* ===== 水平文章卡片 ===== */
        .article-card-horizontal {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 16px;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            margin-bottom: 16px;
            align-items: stretch;
        }

        .article-card-horizontal:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--primary-light);
        }

        .article-card-horizontal .article-thumb {
            width: 140px;
            min-width: 140px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .article-card-horizontal .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .article-card-horizontal .article-info {
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }

        .article-card-horizontal .article-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 4px;
        }

        .article-card-horizontal .article-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .article-card-horizontal:hover .article-title {
            color: var(--primary);
        }

        .article-card-horizontal .article-excerpt {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 8px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card-horizontal .article-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            align-self: flex-start;
        }

        .article-card-horizontal .article-link:hover {
            color: var(--primary-dark);
        }

        @media (max-width: 576px) {
            .article-card-horizontal {
                flex-direction: column;
            }
            .article-card-horizontal .article-thumb {
                width: 100%;
                min-width: 100%;
                aspect-ratio: 16/9;
            }
        }

        /* ===== 数据卡片 ===== */
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            height: 100%;
        }

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

        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--text-light);
            font-weight: 500;
        }

        /* ===== 评价卡片 ===== */
        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            height: 100%;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .testimonial-card .testimonial-stars {
            color: var(--accent);
            margin-bottom: 10px;
            font-size: 0.9rem;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.7;
            margin-bottom: 12px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-dark);
        }

        .testimonial-card .testimonial-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

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

        .faq-item .faq-question {
            width: 100%;
            padding: 18px 24px;
            background: none;
            border: none;
            text-align: left;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: color var(--transition-fast);
            font-family: var(--font-stack);
        }

        .faq-item .faq-question:hover {
            color: var(--primary);
        }

        .faq-item .faq-question .faq-icon {
            transition: transform var(--transition-smooth);
            font-size: 0.9rem;
            color: var(--text-light);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--primary);
        }

        /* ===== CTA板块 ===== */
        .cta-section {
            background: var(--secondary);
            padding: 70px 0;
            text-align: center;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary-custom {
            font-size: 1.15rem;
            padding: 16px 40px;
            border-radius: 50px;
        }

        /* ===== 底部固定条 ===== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--secondary);
            color: #fff;
            z-index: 1030;
            padding: 12px 0;
            display: flex;
            align-items: center;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
            transform: translateY(0);
            transition: transform var(--transition-smooth);
        }

        .sticky-bottom-bar.hidden {
            transform: translateY(100%);
        }

        .sticky-bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .sticky-bottom-bar .bar-text {
            font-size: 0.95rem;
            font-weight: 500;
            flex: 1;
            min-width: 200px;
        }

        .sticky-bottom-bar .bar-close {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            cursor: pointer;
            font-size: 1.2rem;
            padding: 4px 8px;
            transition: color var(--transition-fast);
        }

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

        @media (max-width: 576px) {
            .sticky-bottom-bar .container {
                flex-direction: column;
                text-align: center;
            }
            .sticky-bottom-bar .bar-text {
                font-size: 0.85rem;
            }
            .sticky-bottom-bar .btn-primary-custom {
                width: 100%;
                padding: 10px 20px;
                font-size: 0.9rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: #ccc;
            padding: 50px 0 0;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer h5 {
            color: #fff;
            font-size: 1.05rem;
            margin-bottom: 16px;
            font-weight: 700;
        }

        .site-footer p {
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 8px;
        }

        .site-footer a {
            color: #ccc;
            font-size: 0.9rem;
            display: block;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .site-footer a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }

        .site-footer .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            color: #ccc;
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
            transform: translateY(-2px);
        }

        .site-footer .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.85rem;
            color: #999;
            line-height: 2;
        }

        .site-footer .footer-bottom a {
            color: #ccc;
            font-size: 0.85rem;
            display: inline;
            margin: 0 4px;
        }

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

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

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

        /* ===== 深度内容区 ===== */
        .deep-content-block {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 40px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
        }

        .deep-content-block h3 {
            font-size: 1.4rem;
            margin-bottom: 16px;
            color: var(--text-dark);
        }

        .deep-content-block p {
            font-size: 1rem;
            line-height: 1.9;
            color: var(--text);
            margin-bottom: 14px;
        }

        .deep-content-block blockquote {
            border-left: 4px solid var(--primary);
            padding: 16px 20px;
            margin: 20px 0;
            background: var(--bg-warm);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-light);
        }

        /* ===== 联赛标签 ===== */
        .league-tag {
            display: inline-block;
            background: var(--bg-warm);
            color: var(--text);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--border);
            margin: 4px;
            transition: all var(--transition-fast);
        }

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

        /* ===== 非对称Grid ===== */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .asymmetric-grid.reverse {
            grid-template-columns: 1fr 1.5fr;
        }

        @media (max-width: 768px) {
            .asymmetric-grid,
            .asymmetric-grid.reverse {
                grid-template-columns: 1fr;
            }
        }

        .asymmetric-grid .grid-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 300px;
        }

        .asymmetric-grid .grid-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .asymmetric-grid .grid-text {
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 20px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
        }

        .asymmetric-grid .grid-text h3 {
            font-size: 1.4rem;
            margin-bottom: 12px;
        }

        .asymmetric-grid .grid-text p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 8px;
        }

        /* ===== 覆盖Bootstrap默认 ===== */
        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: all var(--transition-smooth);
        }

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

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

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

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

        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.15);
        }

        .bg-light {
            background-color: var(--bg-light) !important;
        }

        .text-primary {
            color: var(--primary) !important;
        }

/* roulang page: category4 */
:root {
            --primary: #FF6600;
            --primary-dark: #E55A00;
            --primary-light: #FF8C3D;
            --secondary: #1A1A1A;
            --secondary-light: #2A2A2A;
            --accent: #FFB800;
            --accent-glow: #FFD54F;
            --bg-light: #F5F5F0;
            --bg-warm: #FAFAF6;
            --bg-white: #FFFFFF;
            --text: #333333;
            --text-dark: #1A1A1A;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --success: #2E7D32;
            --danger: #C62828;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--text);
            background: var(--bg-light);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 120px;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
            border-radius: 3px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        .btn {
            transition: all var(--transition-smooth);
            cursor: pointer;
            font-family: var(--font-stack);
        }
        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }
        .container {
            max-width: 1200px;
            padding-left: 15px;
            padding-right: 15px;
        }
        .container-fluid {
            padding-left: 0;
            padding-right: 0;
        }
        section {
            padding: 70px 0;
            position: relative;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            letter-spacing: -0.5px;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 800;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin-bottom: 0.8rem;
        }
        p {
            margin-bottom: 1rem;
            line-height: 1.8;
        }

        /* 品牌导航 */
        .brand-nav {
            background: var(--bg-white);
            height: 70px;
            border-bottom: 1px solid var(--border-light);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
        }
        .brand-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .brand-nav .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: -0.5px;
        }
        .brand-nav .logo:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        .brand-nav .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
            background: #fff;
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 160px;
            color: var(--text);
        }
        .brand-nav .search-box .search-icon {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .brand-nav .user-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-nav .user-actions a {
            color: var(--text);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .brand-nav .user-actions a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .brand-nav .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        /* 频道导航 */
        .channel-nav {
            background: var(--secondary);
            height: 50px;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            z-index: 1040;
            display: flex;
            align-items: center;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        .channel-nav .container {
            display: flex;
            align-items: center;
            gap: 6px;
            height: 100%;
            flex-wrap: nowrap;
            overflow-x: auto;
        }
        .channel-nav a {
            color: #ccc;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            text-decoration: none;
            position: relative;
        }
        .channel-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
            text-decoration: none;
        }
        .channel-nav a.active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
        }
        .channel-nav .nav-badge {
            background: var(--accent);
            color: var(--secondary);
            font-size: 0.7rem;
            padding: 2px 6px;
            border-radius: 10px;
            margin-left: 4px;
            font-weight: 700;
            animation: pulse-badge 2s infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .channel-nav .container::-webkit-scrollbar {
            height: 0;
        }

        /* 按钮 */
        .btn-primary {
            background: var(--primary);
            border: none;
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            transition: all var(--transition-smooth);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:focus {
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.3);
            background: var(--primary-dark);
        }
        .btn-outline-light {
            border: 2px solid #fff;
            color: #fff;
            background: transparent;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            transition: all var(--transition-smooth);
        }
        .btn-outline-light:hover {
            background: #fff;
            color: var(--secondary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }
        .btn-accent {
            background: var(--accent);
            border: none;
            color: var(--secondary);
            font-weight: 700;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            transition: all var(--transition-smooth);
        }
        .btn-accent:hover {
            background: var(--accent-glow);
            color: var(--secondary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        /* Hero */
        .hero-section {
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(255, 102, 0, 0.45) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 520px;
            display: flex;
            align-items: center;
            color: #fff;
            padding: 80px 0;
            position: relative;
        }
        .hero-section .hero-content {
            max-width: 700px;
        }
        .hero-section h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
            font-weight: 800;
            margin-bottom: 1rem;
            color: #fff;
            line-height: 1.2;
        }
        .hero-section .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 2rem;
            max-width: 600px;
            line-height: 1.7;
        }
        .hero-section .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* 卡片 */
        .card-custom {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            overflow: hidden;
            height: 100%;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .card-custom .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .card-custom .card-body {
            padding: 20px;
        }
        .card-custom .card-tag {
            display: inline-block;
            background: rgba(255, 102, 0, 0.1);
            color: var(--primary);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 10px;
        }
        .card-custom h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-custom .card-desc {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .card-custom .card-link {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }
        .card-custom .card-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        /* 非对称Grid */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 24px;
            align-items: center;
        }
        .asymmetric-grid.reverse {
            grid-template-columns: 1fr 1.5fr;
        }
        .asymmetric-grid .grid-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .asymmetric-grid .grid-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        /* 统计数字 */
        .stat-block {
            text-align: center;
            padding: 20px;
        }
        .stat-block .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-block .stat-label {
            color: var(--text-light);
            font-size: 0.95rem;
            font-weight: 500;
        }

        /* 流程 */
        .step-list {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .step-list li {
            flex: 1;
            min-width: 200px;
            max-width: 260px;
            text-align: center;
            padding: 24px 16px;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: all var(--transition-smooth);
        }
        .step-list li:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--primary);
        }
        .step-list .step-num {
            width: 44px;
            height: 44px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            margin: 0 auto 12px;
        }
        .step-list h4 {
            font-weight: 700;
            margin-bottom: 6px;
            font-size: 1.05rem;
        }
        .step-list p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 18px 0;
        }
        .faq-item h4 {
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin: 0;
            transition: color var(--transition-fast);
        }
        .faq-item h4:hover {
            color: var(--primary);
        }
        .faq-item .faq-answer {
            padding-top: 10px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item .faq-icon {
            transition: transform var(--transition-smooth);
            font-size: 0.8rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }

        /* CTA区 */
        .cta-section {
            background: var(--secondary);
            color: #fff;
            text-align: center;
            padding: 60px 0;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 1rem;
            color: #fff;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 1.5rem;
        }
        .cta-section .btn-accent {
            font-size: 1.1rem;
            padding: 14px 36px;
            border-radius: 30px;
        }

        /* 底部固定条 */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--secondary);
            color: #fff;
            z-index: 1030;
            padding: 12px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
            transform: translateY(0);
            transition: transform var(--transition-smooth);
        }
        .sticky-bottom-bar.hidden {
            transform: translateY(100%);
        }
        .sticky-bottom-bar .bar-text {
            font-weight: 500;
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .sticky-bottom-bar .bar-close {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            cursor: pointer;
            font-size: 1.2rem;
            padding: 0 6px;
            transition: color var(--transition-fast);
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
        }
        .sticky-bottom-bar .bar-close:hover {
            color: #fff;
        }

        /* 页脚 */
        .site-footer {
            background: var(--secondary);
            color: #ccc;
            padding: 50px 0 30px;
            font-size: 0.9rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 30px;
        }
        .site-footer h5 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 14px;
            font-size: 1rem;
        }
        .site-footer a {
            color: #ccc;
            display: block;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
            font-size: 0.9rem;
        }
        .site-footer a:hover {
            color: #fff;
            text-decoration: none;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }
        .site-footer .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ccc;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #999;
            line-height: 2;
        }
        .site-footer .footer-bottom a {
            color: #aaa;
            display: inline;
            margin: 0 6px;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* 响应式 */
        @media (max-width: 992px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .user-actions a {
                font-size: 0.8rem;
            }
            .asymmetric-grid,
            .asymmetric-grid.reverse {
                grid-template-columns: 1fr;
            }
            .asymmetric-grid .grid-image img {
                height: 260px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .step-list li {
                flex: 1 1 45%;
                max-width: 45%;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            section {
                padding: 50px 0;
            }
            body {
                padding-top: 120px;
            }
        }
        @media (max-width: 768px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .user-actions {
                display: none;
            }
            .brand-nav .hamburger {
                display: block;
            }
            .channel-nav {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
            }
            .channel-nav .container {
                flex-wrap: nowrap;
                gap: 2px;
                padding: 0 8px;
                justify-content: flex-start;
            }
            .channel-nav a {
                font-size: 0.8rem;
                padding: 6px 10px;
                flex-shrink: 0;
            }
            .hero-section {
                min-height: 380px;
                padding: 50px 0;
            }
            .hero-section h1 {
                font-size: 1.8rem;
            }
            .hero-section .hero-subtitle {
                font-size: 1rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: center;
            }
            .site-footer .footer-social {
                justify-content: center;
            }
            .step-list {
                flex-direction: column;
                align-items: center;
            }
            .step-list li {
                flex: 1 1 auto;
                max-width: 100%;
                width: 100%;
            }
            .sticky-bottom-bar {
                flex-direction: column;
                text-align: center;
                padding: 14px 16px;
                gap: 10px;
            }
            .sticky-bottom-bar .bar-close {
                top: 8px;
                right: 12px;
                transform: none;
            }
            body {
                padding-top: 100px;
            }
            .brand-nav {
                height: 56px;
            }
            .channel-nav {
                top: 56px;
                height: 44px;
            }
            .brand-nav .logo {
                font-size: 1.1rem;
            }
            .brand-nav .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            section {
                padding: 36px 0;
            }
        }
        @media (max-width: 520px) {
            .hero-section {
                min-height: 320px;
            }
            .hero-section h1 {
                font-size: 1.5rem;
            }
            .hero-section .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .card-custom .card-img {
                height: 160px;
            }
            .stat-block .stat-number {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #FF6600;
            --primary-dark: #E55A00;
            --primary-light: #FF8C3D;
            --secondary: #1A1A1A;
            --secondary-light: #2A2A2A;
            --accent: #FFB800;
            --accent-glow: #FFD54F;
            --bg-light: #F5F5F0;
            --bg-warm: #FAFAF6;
            --bg-white: #FFFFFF;
            --text: #333333;
            --text-dark: #1A1A1A;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --success: #2E7D32;
            --danger: #C62828;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--text);
            background: var(--bg-light);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }

        a:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        button,
        .btn {
            transition: all var(--transition-smooth);
            cursor: pointer;
            font-family: var(--font-stack);
        }

        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 15px;
            padding-right: 15px;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        @media (max-width: 768px) {
            section {
                padding: 40px 0;
            }
        }

        /* ===== 品牌导航 ===== */
        .brand-nav {
            background: var(--bg-white);
            height: 70px;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
        }

        .brand-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .brand-nav .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: -0.5px;
        }

        .brand-nav .logo:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

        .brand-nav .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .brand-nav .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }

        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
            background: #fff;
        }

        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 160px;
            color: var(--text);
        }

        .brand-nav .search-box .search-icon {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .brand-nav .user-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .brand-nav .user-actions a {
            color: var(--text);
            font-size: 0.9rem;
            font-weight: 500;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .brand-nav .user-actions a:hover {
            color: var(--primary);
            text-decoration: none;
        }

        .brand-nav .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        /* ===== 频道导航 ===== */
        .channel-nav {
            background: var(--secondary);
            height: 50px;
            position: sticky;
            top: 70px;
            z-index: 1040;
            display: flex;
            align-items: center;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .channel-nav .container {
            display: flex;
            align-items: center;
            gap: 0;
            height: 100%;
            white-space: nowrap;
        }

        .channel-nav a {
            color: #cccccc;
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0 20px;
            height: 100%;
            display: flex;
            align-items: center;
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .channel-nav a:hover {
            color: #ffffff;
            text-decoration: none;
            background: rgba(255, 255, 255, 0.05);
        }

        .channel-nav a.active {
            color: #ffffff;
            background: var(--primary);
            font-weight: 600;
        }

        .channel-nav .nav-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 6px;
            border-radius: 10px;
            margin-left: 6px;
            line-height: 1;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.08);
            }
        }

        /* ===== 按钮系统 ===== */
        .btn-primary {
            background: var(--primary);
            border: none;
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:focus-visible {
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.3);
        }

        .btn-outline-secondary {
            border: 2px solid var(--secondary);
            color: var(--secondary);
            background: transparent;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
        }

        .btn-outline-secondary:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-lg-cta {
            font-size: 1.1rem;
            padding: 14px 36px;
            border-radius: var(--radius-md);
            font-weight: 700;
        }

        .btn-outline-light-custom {
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
        }

        .btn-outline-light-custom:hover {
            background: #fff;
            color: var(--secondary);
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Hero Banner ===== */
        .category-hero {
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 100px 0 80px;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(255, 102, 0, 0.45) 100%);
            z-index: 1;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 750px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .category-hero h1 {
            color: #ffffff;
            font-size: clamp(2rem, 4.5vw, 3rem);
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 18px;
            line-height: 1.3;
        }

        .category-hero .hero-subtitle {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.15rem;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .category-hero .hero-cta-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== 精选推荐区 ===== */
        .featured-section {
            background: var(--bg-white);
            padding: 70px 0;
        }

        .featured-section .section-label {
            display: inline-block;
            color: var(--primary);
            font-weight: 700;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }

        .featured-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 40px;
            letter-spacing: -0.5px;
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }

        .featured-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .featured-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }

        .featured-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #e9e9e9;
        }

        .featured-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .featured-card .play-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .featured-card:hover .play-overlay {
            opacity: 1;
        }

        .play-overlay .play-icon {
            width: 56px;
            height: 56px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.3rem;
            box-shadow: var(--shadow-lg);
        }

        .featured-card .card-body {
            padding: 20px;
        }

        .featured-card .card-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }

        .featured-card .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
            letter-spacing: -0.3px;
        }

        .featured-card .card-desc {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 14px;
        }

        .featured-card .card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast);
        }

        .featured-card .card-link:hover {
            gap: 10px;
            color: var(--primary-dark);
            text-decoration: none;
        }

        @media (max-width: 992px) {
            .featured-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 576px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 视频列表 + 侧边栏 ===== */
        .video-list-section {
            background: var(--bg-light);
            padding: 70px 0;
        }

        .video-list-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 32px;
            letter-spacing: -0.5px;
        }

        .video-card-horizontal {
            display: flex;
            gap: 18px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            padding: 16px;
            margin-bottom: 16px;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

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

        .video-card-horizontal .thumb-wrap {
            flex-shrink: 0;
            width: 180px;
            height: 120px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            position: relative;
            background: #e9e9e9;
        }

        .video-card-horizontal .thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .video-card-horizontal:hover .thumb-wrap img {
            transform: scale(1.05);
        }

        .video-card-horizontal .thumb-duration {
            position: absolute;
            bottom: 8px;
            right: 8px;
            background: rgba(0, 0, 0, 0.75);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }

        .video-card-horizontal .card-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 0;
        }

        .video-card-horizontal .card-info .card-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 4px;
        }

        .video-card-horizontal .card-info .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
            letter-spacing: -0.3px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .video-card-horizontal .card-info .card-excerpt {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .video-card-horizontal .card-info .card-link {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            align-self: flex-start;
            transition: gap var(--transition-fast);
        }

        .video-card-horizontal .card-info .card-link:hover {
            gap: 8px;
            color: var(--primary-dark);
            text-decoration: none;
        }

        @media (max-width: 576px) {
            .video-card-horizontal {
                flex-direction: column;
                gap: 12px;
            }
            .video-card-horizontal .thumb-wrap {
                width: 100%;
                height: 180px;
            }
        }

        /* ===== 侧边栏 ===== */
        .sidebar {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: 24px;
            box-shadow: var(--shadow-xs);
            position: sticky;
            top: 140px;
        }

        .sidebar h5 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary);
            letter-spacing: -0.3px;
        }

        .sidebar .hot-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .sidebar .hot-item:hover {
            background: var(--bg-warm);
            margin: 0 -8px;
            padding-left: 8px;
            padding-right: 8px;
            border-radius: var(--radius-sm);
        }

        .sidebar .hot-item:last-child {
            border-bottom: none;
        }

        .sidebar .hot-item .hot-thumb {
            width: 60px;
            height: 44px;
            border-radius: 4px;
            overflow: hidden;
            flex-shrink: 0;
            background: #e9e9e9;
        }

        .sidebar .hot-item .hot-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .sidebar .hot-item .hot-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar .hot-item .hot-info .hot-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .sidebar .hot-item .hot-info .hot-views {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .sidebar .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }

        .sidebar .tag-cloud .tag {
            display: inline-block;
            background: var(--bg-light);
            color: var(--text);
            font-size: 0.8rem;
            padding: 5px 12px;
            border-radius: 20px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

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

        .sidebar .subscribe-box {
            background: var(--bg-warm);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
        }

        .sidebar .subscribe-box p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .sidebar .subscribe-box .sub-input {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            margin-bottom: 10px;
            transition: all var(--transition-fast);
            font-family: var(--font-stack);
        }

        .sidebar .subscribe-box .sub-input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.08);
        }

        .sidebar .subscribe-box .btn-sub {
            width: 100%;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .sidebar .subscribe-box .btn-sub:hover {
            background: var(--primary-dark);
        }

        @media (max-width: 992px) {
            .sidebar {
                position: static;
                margin-top: 30px;
            }
        }

        /* ===== 分页 ===== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            padding: 20px 0;
        }

        .pagination-wrap .pagination .page-link {
            color: var(--text);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin: 0 3px;
            padding: 8px 16px;
            font-weight: 500;
            transition: all var(--transition-fast);
            background: var(--bg-white);
        }

        .pagination-wrap .pagination .page-link:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .pagination-wrap .pagination .page-item.active .page-link {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 700;
        }

        .pagination-wrap .pagination .page-item.disabled .page-link {
            color: var(--text-muted);
            pointer-events: none;
            background: var(--bg-light);
            border-color: var(--border-light);
        }

        /* ===== 数据亮点 ===== */
        .stats-highlight {
            background: var(--secondary);
            padding: 60px 0;
            color: #fff;
        }

        .stats-highlight .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }

        .stats-highlight .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1;
        }

        .stats-highlight .stat-item .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
        }

        @media (max-width: 768px) {
            .stats-highlight .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .stats-highlight .stat-item .stat-number {
                font-size: 2rem;
            }
        }

        /* ===== 标签云区 ===== */
        .tag-section {
            background: var(--bg-white);
            padding: 60px 0;
        }

        .tag-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 28px;
            letter-spacing: -0.5px;
            text-align: center;
        }

        .tag-section .tag-cloud-large {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .tag-section .tag-cloud-large .tag-pill {
            display: inline-block;
            background: var(--bg-warm);
            color: var(--text);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: 25px;
            border: 1px solid var(--border);
            transition: all var(--transition-smooth);
            cursor: pointer;
            white-space: nowrap;
        }

        .tag-section .tag-cloud-large .tag-pill:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .tag-section .tag-cloud-large .tag-pill.hot-tag {
            background: #FFF3E6;
            border-color: var(--primary-light);
            color: var(--primary-dark);
            font-weight: 700;
        }

        /* ===== CTA区 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary) 0%, #2a1a0a 100%);
            padding: 70px 0;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 550px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .cta-section .cta-btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
            padding: 70px 0;
        }

        .faq-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 36px;
            letter-spacing: -0.5px;
            text-align: center;
        }

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

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            padding: 20px 24px;
            margin-bottom: 14px;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

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

        .faq-item .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            letter-spacing: -0.3px;
        }

        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: transform var(--transition-fast);
        }

        .faq-item .faq-answer {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary-dark);
        }

        /* ===== 底部强化CTA ===== */
        .bottom-cta-bar {
            background: var(--primary);
            padding: 40px 0;
            text-align: center;
            color: #fff;
        }

        .bottom-cta-bar h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .bottom-cta-bar p {
            font-size: 1rem;
            opacity: 0.9;
            margin-bottom: 18px;
        }

        .bottom-cta-bar .btn-light-cta {
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: var(--radius-md);
            padding: 12px 32px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            cursor: pointer;
            display: inline-block;
            text-decoration: none;
        }

        .bottom-cta-bar .btn-light-cta:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            color: var(--primary-dark);
            text-decoration: none;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: #cccccc;
            padding: 50px 0 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer h5 {
            color: #ffffff;
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }

        .site-footer p {
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 6px;
        }

        .site-footer a {
            color: #cccccc;
            font-size: 0.9rem;
            display: block;
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .site-footer a:hover {
            color: #ffffff;
            text-decoration: none;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 14px;
        }

        .site-footer .footer-social a {
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition-fast);
            color: #cccccc;
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .site-footer .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.82rem;
            color: #999999;
            line-height: 2;
        }

        .site-footer .footer-bottom a {
            color: #999999;
            display: inline;
            font-size: 0.82rem;
        }

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

        @media (max-width: 992px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 576px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                text-align: center;
            }
            .site-footer .footer-social {
                justify-content: center;
            }
        }

        /* ===== 移动端导航 ===== */
        @media (max-width: 768px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .user-actions {
                display: none;
            }
            .brand-nav .hamburger {
                display: block;
            }
            .channel-nav {
                overflow-x: auto;
            }
            .channel-nav a {
                padding: 0 14px;
                font-size: 0.85rem;
            }
            .category-hero {
                min-height: 320px;
                padding: 70px 0 50px;
            }
        }

        @media (max-width: 576px) {
            .brand-nav .logo {
                font-size: 1.1rem;
            }
            .brand-nav .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .channel-nav a {
                padding: 0 10px;
                font-size: 0.78rem;
            }
            .category-hero {
                min-height: 260px;
                padding: 50px 0 36px;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .hero-subtitle {
                font-size: 0.95rem;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #FF6600;
            --primary-dark: #E55A00;
            --primary-light: #FF8C3D;
            --secondary: #1A1A1A;
            --secondary-light: #2A2A2A;
            --accent: #FFB800;
            --accent-glow: #FFD54F;
            --bg-light: #F5F5F0;
            --bg-warm: #FAFAF6;
            --bg-white: #FFFFFF;
            --text: #333333;
            --text-dark: #1A1A1A;
            --text-light: #666666;
            --text-muted: #999999;
            --border: #E0E0E0;
            --border-light: #EEEEEE;
            --success: #2E7D32;
            --danger: #C62828;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            color: var(--text);
            background: var(--bg-light);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
            border-radius: 3px;
        }

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

        button,
        .btn {
            transition: all var(--transition-smooth);
            cursor: pointer;
            font-family: var(--font-stack);
        }
        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(255, 102, 0, 0.4);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            padding-left: 15px;
            padding-right: 15px;
        }
        .container-fluid {
            padding-left: 0;
            padding-right: 0;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

        /* ===== 品牌导航 ===== */
        .brand-nav {
            background: var(--bg-white);
            height: 70px;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
        }
        .brand-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .brand-nav .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: -0.5px;
        }
        .brand-nav .logo:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }
        .brand-nav .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .brand-nav .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-light);
            border-radius: 30px;
            padding: 6px 16px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }
        .brand-nav .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.1);
            background: #fff;
        }
        .brand-nav .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: .9rem;
            width: 160px;
            color: var(--text);
        }
        .brand-nav .search-box .search-icon {
            color: var(--text-light);
            font-size: .9rem;
        }
        .brand-nav .user-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .brand-nav .user-actions a {
            color: var(--text);
            font-size: .9rem;
            font-weight: 500;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .brand-nav .user-actions a:hover {
            color: var(--primary);
            text-decoration: none;
        }
        .brand-nav .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
        }

        /* ===== 频道导航 ===== */
        .channel-nav {
            background: var(--secondary);
            height: 50px;
            position: sticky;
            top: 70px;
            z-index: 1040;
            display: flex;
            align-items: center;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-fast);
        }
        .channel-nav .container {
            display: flex;
            align-items: center;
            gap: 8px;
            height: 100%;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .channel-nav .container::-webkit-scrollbar {
            display: none;
        }
        .channel-nav a {
            color: #ccc;
            font-size: .95rem;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            text-decoration: none;
            position: relative;
            flex-shrink: 0;
        }
        .channel-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
            text-decoration: none;
        }
        .channel-nav a.active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
            border-radius: 20px;
        }
        .channel-nav .nav-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-size: .7rem;
            font-weight: 700;
            padding: 2px 6px;
            border-radius: 10px;
            margin-left: 4px;
            vertical-align: middle;
            line-height: 1;
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            background: var(--primary);
            border: none;
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            transition: all var(--transition-smooth);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-primary:focus {
            box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.3);
            background: var(--primary-dark);
        }
        .btn-outline-secondary {
            border: 2px solid var(--secondary);
            color: var(--secondary);
            background: transparent;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            transition: all var(--transition-smooth);
        }
        .btn-outline-secondary:hover {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 14px 36px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }

        /* ===== 卡片 ===== */
        .card-custom {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }
        .card-custom:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--border-light);
        }
        .card-custom .card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .card-custom .card-body {
            padding: 20px 24px;
        }
        .card-custom .card-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            letter-spacing: -.5px;
            line-height: 1.3;
        }
        .card-custom .card-title:hover {
            color: var(--primary);
        }
        .card-custom .card-meta {
            font-size: .85rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .card-custom .card-text {
            font-size: .95rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .card-custom .card-link {
            font-weight: 600;
            color: var(--primary);
            font-size: .9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .card-custom .card-link:hover {
            gap: 8px;
            color: var(--primary-dark);
            text-decoration: none;
        }
        .card-custom .card-link i {
            font-size: .75rem;
        }

        /* ===== 标签/徽章 ===== */
        .badge-custom {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-weight: 700;
            font-size: .75rem;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: .5px;
        }
        .badge-orange {
            background: var(--primary);
            color: #fff;
        }
        .badge-outline {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }

        /* ===== Hero ===== */
        .hero-category {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(26, 26, 26, 0.55) 40%, rgba(255, 102, 0, 0.45) 100%);
            z-index: 1;
        }
        .hero-category .hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
            max-width: 700px;
        }
        .hero-category .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--secondary);
            font-weight: 700;
            font-size: .85rem;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }
        .hero-category h1 {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -1px;
            color: #fff;
        }
        .hero-category .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, .85);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 560px;
        }
        .hero-category .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-category .hero-buttons .btn {
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 12px 28px;
            font-size: 1rem;
        }
        .hero-category .hero-buttons .btn-white-outline {
            border: 2px solid #fff;
            color: #fff;
            background: transparent;
            transition: all var(--transition-smooth);
        }
        .hero-category .hero-buttons .btn-white-outline:hover {
            background: #fff;
            color: var(--secondary);
            border-color: #fff;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        /* ===== 评测特色 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 24px;
        }
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .feature-card.feature-wide {
            grid-row: span 2;
        }
        .feature-card .feature-icon {
            width: 52px;
            height: 52px;
            background: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 18px;
            flex-shrink: 0;
        }
        .feature-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            letter-spacing: -.5px;
        }
        .feature-card p {
            font-size: .95rem;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0;
        }
        .feature-card.feature-wide .feature-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: var(--radius-md);
            margin-bottom: 20px;
        }

        /* ===== 评测分类网格 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border);
            text-align: center;
            transition: all var(--transition-smooth);
            cursor: pointer;
            box-shadow: var(--shadow-xs);
        }
        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--primary);
        }
        .category-card .cat-icon {
            width: 56px;
            height: 56px;
            background: var(--bg-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.5rem;
            color: var(--primary);
            transition: all var(--transition-smooth);
        }
        .category-card:hover .cat-icon {
            background: var(--primary);
            color: #fff;
        }
        .category-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .category-card .cat-count {
            font-size: .85rem;
            color: var(--text-muted);
        }

        /* ===== 评测列表 ===== */
        .review-list-item {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            margin-bottom: 16px;
            align-items: flex-start;
        }
        .review-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-light);
            transform: translateX(4px);
        }
        .review-list-item .review-thumb {
            width: 140px;
            height: 100px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .review-list-item .review-info {
            flex: 1;
            min-width: 0;
        }
        .review-list-item .review-date {
            font-size: .8rem;
            color: var(--text-muted);
            margin-bottom: 4px;
        }
        .review-list-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
            letter-spacing: -.3px;
            line-height: 1.4;
        }
        .review-list-item h4:hover {
            color: var(--primary);
        }
        .review-list-item .review-excerpt {
            font-size: .9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 8px;
        }
        .review-list-item .review-link {
            font-weight: 600;
            font-size: .85rem;
            color: var(--primary);
        }

        /* ===== 评分条 ===== */
        .rating-bar-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 6px;
        }
        .rating-bar-wrap .rating-label {
            font-size: .85rem;
            color: var(--text-light);
            width: 70px;
            flex-shrink: 0;
            text-align: right;
        }
        .rating-bar-wrap .rating-bar {
            flex: 1;
            height: 8px;
            background: var(--border-light);
            border-radius: 10px;
            overflow: hidden;
        }
        .rating-bar-wrap .rating-fill {
            height: 100%;
            background: var(--primary);
            border-radius: 10px;
            transition: width .6s ease;
        }
        .rating-bar-wrap .rating-score {
            font-size: .85rem;
            font-weight: 700;
            color: var(--text-dark);
            width: 36px;
            flex-shrink: 0;
        }

        /* ===== 用户评价卡片 ===== */
        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .testimonial-card .testimonial-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }
        .testimonial-card .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--primary);
            flex-shrink: 0;
            font-weight: 700;
        }
        .testimonial-card .stars {
            color: var(--accent);
            font-size: .85rem;
            letter-spacing: 1px;
        }
        .testimonial-card .testimonial-text {
            font-size: .95rem;
            color: var(--text-light);
            line-height: 1.7;
            font-style: italic;
        }

        /* ===== CTA区域 ===== */
        .cta-section {
            background: var(--secondary);
            color: #fff;
            text-align: center;
            padding: 70px 0;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -.5px;
            color: #fff;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-cta {
            background: var(--accent);
            color: var(--secondary);
            font-weight: 700;
            font-size: 1.1rem;
            padding: 14px 40px;
            border-radius: 30px;
            border: none;
            transition: all var(--transition-smooth);
            display: inline-block;
        }
        .cta-section .btn-cta:hover {
            background: var(--accent-glow);
            color: var(--secondary);
            box-shadow: var(--shadow-xl);
            transform: translateY(-2px);
            text-decoration: none;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            letter-spacing: -.3px;
            background: var(--bg-warm);
            border: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition-fast);
        }
        .faq-item .faq-question:hover {
            background: #f0f0e8;
        }
        .faq-item .faq-question i {
            color: var(--primary);
            transition: transform var(--transition-smooth);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            font-size: .95rem;
            color: var(--text-light);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--secondary);
            color: #ccc;
            padding: 50px 0 20px;
            font-size: .9rem;
            line-height: 1.8;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .site-footer h5 {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 14px;
            letter-spacing: -.3px;
        }
        .site-footer a {
            color: #bbb;
            display: block;
            margin-bottom: 6px;
            transition: color var(--transition-fast);
            font-size: .9rem;
        }
        .site-footer a:hover {
            color: #fff;
            text-decoration: none;
        }
        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 14px;
        }
        .site-footer .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ccc;
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }
        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding-top: 20px;
            text-align: center;
            font-size: .85rem;
            color: #999;
            line-height: 2;
        }
        .site-footer .footer-bottom a {
            color: #bbb;
            display: inline;
            margin: 0 6px;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 992px) {
            .features-grid {
                grid-template-columns: 1fr 1fr;
            }
            .feature-card.feature-wide {
                grid-column: 1/-1;
                grid-row: auto;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .review-list-item {
                flex-direction: column;
            }
            .review-list-item .review-thumb {
                width: 100%;
                height: auto;
                aspect-ratio: 16/9;
            }
            section {
                padding: 50px 0;
            }
            .hero-category {
                min-height: 420px;
            }
        }
        @media (max-width: 768px) {
            .brand-nav .search-box {
                display: none;
            }
            .brand-nav .user-actions {
                display: none;
            }
            .brand-nav .hamburger {
                display: block;
            }
            .channel-nav {
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                height: auto;
                max-height: 0;
                overflow: hidden;
                transition: max-height .35s ease;
                z-index: 1030;
                background: var(--secondary-light);
            }
            .channel-nav.mobile-open {
                max-height: 420px;
                overflow-y: auto;
            }
            .channel-nav .container {
                flex-direction: column;
                padding: 12px 15px;
                gap: 2px;
                align-items: stretch;
            }
            .channel-nav a {
                border-radius: var(--radius-sm);
                padding: 10px 16px;
                width: 100%;
                text-align: left;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-category {
                min-height: 380px;
                text-align: center;
            }
            .hero-category .hero-content {
                max-width: 100%;
            }
            .hero-category .hero-buttons {
                justify-content: center;
            }
            .hero-category .hero-subtitle {
                max-width: 100%;
            }
            section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .review-list-item .review-thumb {
                aspect-ratio: 2/1;
            }
        }
        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
            .hero-category {
                min-height: 340px;
            }
            .hero-category h1 {
                font-size: 1.6rem;
            }
            .hero-category .hero-subtitle {
                font-size: 1rem;
            }
            .hero-category .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .hero-category .hero-buttons .btn {
                width: 100%;
                text-align: center;
            }
            .card-custom .card-body {
                padding: 16px;
            }
            .feature-card {
                padding: 20px 18px;
            }
            .rating-bar-wrap .rating-label {
                width: 50px;
                font-size: .75rem;
            }
        }