/* roulang page: index */
:root {
            --bg-main: #16191e;
            --card-bg: #1e2229;
            --card-hover: #252a33;
            --border-color: #2d333b;
            --accent: #f0883e;
            --accent-dark: #e07028;
            --green-up: #4caf84;
            --red-down: #e05555;
            --text-main: #e4e6eb;
            --text-secondary: #9da3af;
            --text-tertiary: #6b7280;
            --nav-bg: #1a1d23;
            --footer-bg: #111318;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 10px;
            --radius-xl: 12px;
            --radius-full: 20px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.3s ease;
        }

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

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            line-height: 1.6;
            background-color: #16191e;
            color: #e4e6eb;
            margin: 0;
            padding: 0;
            min-height: 100vh;
            font-size: 16px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 14px;
            }
        }

        /* 导航 */
        .header-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background-color: #1a1d23;
            border-bottom: 1px solid #2d333b;
            height: 58px;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            height: 100%;
            gap: 0;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: #e4e6eb;
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.02em;
        }
        .nav-logo:hover {
            color: #f0883e;
        }
        .nav-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: nowrap;
            overflow-x: auto;
        }
        .nav-chip {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 500;
            color: #9da3af;
            background: transparent;
            white-space: nowrap;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            text-decoration: none;
        }
        .nav-chip:hover {
            color: #e4e6eb;
            background: rgba(240, 136, 62, 0.08);
        }
        .nav-chip.active {
            background: rgba(240, 136, 62, 0.18);
            color: #f0883e;
            font-weight: 600;
            position: relative;
        }
        .nav-chip.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: #f0883e;
            border-radius: 1px;
        }
        .nav-cta-btn {
            flex-shrink: 0;
            background: linear-gradient(135deg, #f0883e, #e07028);
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.875rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
        }
        .nav-cta-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 14px rgba(240, 136, 62, 0.35);
            color: #fff;
        }
        .nav-cta-btn:active {
            transform: scale(0.97);
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: #e4e6eb;
            font-size: 1.5rem;
            padding: 6px;
            cursor: pointer;
            flex-shrink: 0;
        }
        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 58px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #1a1d23;
            z-index: 99;
            padding: 20px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-menu-panel.open {
            display: flex;
        }
        .mobile-menu-panel .nav-chip {
            display: block;
            text-align: center;
            padding: 14px;
            font-size: 1rem;
            border-radius: 8px;
        }

        /* 底部标签栏 */
        .bottom-tab-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: #1a1d23;
            border-top: 1px solid #2d333b;
            padding: 6px 0 env(safe-area-inset-bottom, 8px) 0;
        }
        .bottom-tab-inner {
            display: flex;
            justify-content: space-around;
            align-items: center;
        }
        .bottom-tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 0.7rem;
            color: #9da3af;
            padding: 4px 8px;
            border-radius: 6px;
            transition: all var(--transition-fast);
            text-decoration: none;
            cursor: pointer;
        }
        .bottom-tab-item .tab-icon {
            font-size: 1.2rem;
        }
        .bottom-tab-item.active {
            color: #f0883e;
            background: rgba(240, 136, 62, 0.1);
        }
        .bottom-tab-item:hover {
            color: #e4e6eb;
        }

        @media (max-width: 768px) {
            .nav-chips {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .hamburger-btn {
                display: block;
            }
            .bottom-tab-bar {
                display: block;
            }
            body {
                padding-bottom: 72px;
            }
            .header-nav {
                height: 52px;
            }
            .nav-inner {
                padding: 0 14px;
            }
            .nav-logo {
                font-size: 1.1rem;
            }
        }
        @media (min-width: 769px) {
            .bottom-tab-bar {
                display: none;
            }
            .mobile-menu-panel {
                display: none !important;
            }
            body {
                padding-bottom: 0;
            }
        }

        /* Hero */
        .hero-section {
            padding-top: 82px;
            padding-bottom: 40px;
            background-color: #16191e;
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.025'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        .hero-status-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: #9da3af;
            margin-bottom: 20px;
        }
        .status-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            display: inline-block;
            margin-right: 5px;
        }
        .status-dot.green {
            background: #4caf84;
            box-shadow: 0 0 6px rgba(76, 175, 132, 0.5);
        }
        .hero-h1 {
            font-size: 2rem;
            font-weight: 800;
            color: #e4e6eb;
            margin: 0 0 8px 0;
            line-height: 1.2;
        }
        .hero-subtitle {
            font-size: 0.95rem;
            color: #9da3af;
            margin: 0 0 24px 0;
        }

        @media (max-width: 768px) {
            .hero-section {
                padding-top: 68px;
                padding-bottom: 28px;
            }
            .hero-h1 {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.85rem;
            }
        }

        /* 比分卡片网格 */
        .score-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 10px;
            margin-bottom: 18px;
        }
        .score-card {
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 6px;
            padding: 14px;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            display: block;
            position: relative;
            overflow: hidden;
        }
        .score-card:hover {
            border-color: #f0883e;
            background: #252a33;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
        }
        .score-card.live-card {
            border-left: 3px solid #e05555;
        }
        .score-card .live-pulse {
            position: absolute;
            top: 10px;
            right: 10px;
            width: 8px;
            height: 8px;
            background: #e05555;
            border-radius: 50%;
            animation: livePulse 1.5s infinite;
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(224, 85, 85, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(224, 85, 85, 0);
            }
        }
        .score-card .matchup {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 6px;
            margin-bottom: 6px;
        }
        .score-card .team-name {
            font-size: 0.8rem;
            font-weight: 600;
            color: #e4e6eb;
            text-align: center;
            flex: 1;
            line-height: 1.3;
        }
        .score-card .team-logo-placeholder {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #2d333b;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.65rem;
            color: #9da3af;
            font-weight: 700;
        }
        .score-card .score-display {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", "Menlo", monospace;
            font-size: 1.8rem;
            font-weight: 800;
            color: #f0883e;
            text-align: center;
            letter-spacing: 0.04em;
            margin: 4px 0;
        }
        .score-card .score-display.ended {
            color: #e4e6eb;
        }
        .score-card .match-meta {
            font-size: 0.7rem;
            color: #9da3af;
            text-align: center;
        }
        .score-card .bo-badge {
            display: inline-block;
            background: #252a33;
            color: #9da3af;
            font-size: 0.65rem;
            padding: 2px 8px;
            border-radius: 10px;
            margin-left: 4px;
        }

        @media (max-width: 520px) {
            .score-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
            }
            .score-card {
                padding: 10px;
            }
            .score-card .score-display {
                font-size: 1.4rem;
            }
            .score-card .team-name {
                font-size: 0.7rem;
            }
        }

        /* 赛程快览行 */
        .schedule-row {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 8px;
            margin-bottom: 18px;
        }
        .schedule-mini-card {
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 6px;
            padding: 10px 12px;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            display: block;
        }
        .schedule-mini-card:hover {
            border-color: #f0883e;
            background: #252a33;
        }
        .schedule-mini-card .sched-time {
            font-size: 0.75rem;
            color: #f0883e;
            font-weight: 600;
            margin-bottom: 3px;
        }
        .schedule-mini-card .sched-teams {
            font-size: 0.8rem;
            color: #e4e6eb;
            font-weight: 500;
        }
        .schedule-mini-card .sched-event {
            font-size: 0.7rem;
            color: #9da3af;
            margin-top: 2px;
        }
        .schedule-mini-card .sched-status {
            display: inline-block;
            font-size: 0.65rem;
            padding: 2px 8px;
            border-radius: 10px;
            margin-top: 4px;
        }
        .sched-status.upcoming {
            background: rgba(240, 136, 62, 0.15);
            color: #f0883e;
        }
        .sched-status.soon {
            background: rgba(76, 175, 132, 0.15);
            color: #4caf84;
        }

        /* 数据快照徽章 */
        .snapshot-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 0;
        }
        .snapshot-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 20px;
            padding: 8px 14px;
            font-size: 0.8rem;
            color: #e4e6eb;
            white-space: nowrap;
        }
        .snapshot-badge .badge-icon {
            font-size: 1rem;
        }
        .snapshot-badge .badge-num {
            font-weight: 700;
            color: #f0883e;
            font-family: "JetBrains Mono", "SF Mono", "Consolas", "Menlo", monospace;
        }

        @media (max-width: 520px) {
            .snapshot-badges {
                gap: 6px;
            }
            .snapshot-badge {
                font-size: 0.7rem;
                padding: 6px 10px;
            }
        }

        /* 模块通用 */
        .section-module {
            padding: 50px 0;
        }
        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: #e4e6eb;
            margin: 0 0 24px 0;
            line-height: 1.3;
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 40px;
            height: 3px;
            background: #f0883e;
            border-radius: 2px;
        }
        @media (max-width: 768px) {
            .section-module {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.3rem;
            }
        }

        /* 热榜 */
        .hot-list-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 8px;
            margin-bottom: 8px;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .hot-list-item:hover {
            background: #252a33;
            border-color: #f0883e;
        }
        .hot-rank-num {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", "Menlo", monospace;
            font-size: 1.3rem;
            font-weight: 700;
            color: #f0883e;
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }
        .hot-rank-num.top3 {
            color: #f0883e;
            font-size: 1.5rem;
        }
        .hot-info {
            flex: 1;
            min-width: 0;
        }
        .hot-name {
            font-weight: 600;
            color: #e4e6eb;
            font-size: 0.9rem;
        }
        .hot-change {
            font-size: 0.75rem;
            color: #9da3af;
        }
        .trend-arrow {
            font-size: 0.75rem;
        }
        .trend-arrow.up {
            color: #4caf84;
        }
        .trend-arrow.down {
            color: #e05555;
        }

        /* 数据概览卡片 */
        .metric-card {
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 10px;
            padding: 18px 20px;
            transition: all var(--transition-fast);
            text-align: center;
        }
        .metric-card:hover {
            border-color: #f0883e;
            background: #252a33;
            box-shadow: var(--shadow-card-hover);
        }
        .metric-icon {
            font-size: 1.6rem;
            margin-bottom: 8px;
        }
        .metric-value {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", "Menlo", monospace;
            font-size: 1.8rem;
            font-weight: 700;
            color: #e4e6eb;
            line-height: 1.2;
        }
        .metric-label {
            font-size: 0.85rem;
            color: #9da3af;
            margin-top: 4px;
        }
        .metric-trend {
            font-size: 0.75rem;
            margin-top: 4px;
        }
        .metric-trend.positive {
            color: #4caf84;
        }
        .metric-trend.negative {
            color: #e05555;
        }
        .metric-trend.neutral {
            color: #9da3af;
        }

        /* 资讯卡片 */
        .news-item {
            display: flex;
            gap: 14px;
            padding: 14px;
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 8px;
            margin-bottom: 10px;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            align-items: flex-start;
        }
        .news-item:hover {
            background: #252a33;
            border-color: #f0883e;
        }
        .news-thumb {
            width: 90px;
            height: 60px;
            border-radius: 6px;
            object-fit: cover;
            flex-shrink: 0;
            background: #2d333b;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-title {
            font-weight: 600;
            color: #e4e6eb;
            font-size: 0.95rem;
            margin-bottom: 4px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-summary {
            font-size: 0.8rem;
            color: #9da3af;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 4px;
        }
        .news-meta {
            font-size: 0.72rem;
            color: #6b7280;
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .news-badge {
            display: inline-block;
            font-size: 0.65rem;
            padding: 2px 7px;
            border-radius: 3px;
            font-weight: 600;
            color: #fff;
        }
        .news-badge.new {
            background: #4caf84;
        }
        .news-badge.hot {
            background: #f0883e;
        }
        .news-badge.recommend {
            background: #e0a028;
        }
        .news-badge.deep {
            background: #6b7280;
        }

        @media (max-width: 520px) {
            .news-item {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 120px;
            }
        }

        /* 专题卡片 */
        .topic-card {
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 12px;
            overflow: hidden;
            cursor: pointer;
            transition: all var(--transition-slow);
            text-decoration: none;
            display: block;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: #f0883e;
        }
        .topic-card:hover .topic-cover-img {
            transform: scale(1.03);
        }
        .topic-cover-wrap {
            overflow: hidden;
            height: 160px;
        }
        .topic-cover-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .topic-body {
            padding: 16px;
        }
        .topic-tag {
            display: inline-block;
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: 12px;
            background: rgba(240, 136, 62, 0.15);
            color: #f0883e;
            margin-bottom: 8px;
        }
        .topic-card-title {
            font-weight: 700;
            color: #e4e6eb;
            font-size: 1rem;
            margin-bottom: 4px;
        }
        .topic-card-desc {
            font-size: 0.8rem;
            color: #9da3af;
            line-height: 1.5;
        }

        /* 服务卡片 */
        .service-card {
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 10px;
            padding: 22px;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            display: block;
        }
        .service-card:hover {
            border-color: #f0883e;
            background: #252a33;
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .service-icon {
            font-size: 2rem;
            margin-bottom: 10px;
        }
        .service-card-title {
            font-weight: 700;
            color: #e4e6eb;
            font-size: 1rem;
            margin-bottom: 6px;
        }
        .service-card-desc {
            font-size: 0.8rem;
            color: #9da3af;
            line-height: 1.5;
        }

        /* FAQ */
        .faq-item {
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 8px;
            margin-bottom: 8px;
            overflow: hidden;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            color: #e4e6eb;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            user-select: none;
            gap: 8px;
        }
        .faq-question:hover {
            background: #252a33;
        }
        .faq-q-mark {
            color: #f0883e;
            font-weight: 700;
            flex-shrink: 0;
        }
        .faq-arrow {
            font-size: 0.8rem;
            color: #9da3af;
            transition: transform var(--transition-slow);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
            background: #1a1d23;
            padding: 0 20px;
            font-size: 0.9rem;
            color: #e4e6eb;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 14px 20px;
        }
        .faq-a-mark {
            color: #9da3af;
            font-weight: 700;
        }
        .faq-toggle-all {
            font-size: 0.8rem;
            color: #f0883e;
            cursor: pointer;
            background: none;
            border: 1px solid #f0883e;
            padding: 6px 14px;
            border-radius: 16px;
            transition: all var(--transition-fast);
            font-weight: 500;
        }
        .faq-toggle-all:hover {
            background: rgba(240, 136, 62, 0.1);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, rgba(240, 136, 62, 0.15), rgba(224, 112, 40, 0.08));
            border: 1px solid rgba(240, 136, 62, 0.25);
            border-radius: 12px;
            padding: 40px;
            text-align: center;
        }
        .cta-input {
            background: #1e2229;
            border: 1px solid #2d333b;
            color: #e4e6eb;
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 0.95rem;
            width: 100%;
            max-width: 360px;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .cta-input:focus {
            border-color: #f0883e;
        }
        .cta-submit-btn {
            background: linear-gradient(135deg, #f0883e, #e07028);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-submit-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 14px rgba(240, 136, 62, 0.4);
        }

        /* 更新日志 */
        .timeline-item {
            display: flex;
            gap: 16px;
            padding: 10px 0;
            position: relative;
        }
        .timeline-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #f0883e;
            flex-shrink: 0;
            margin-top: 6px;
        }
        .timeline-dot.latest {
            background: #e05555;
            box-shadow: 0 0 8px rgba(224, 85, 85, 0.5);
        }
        .timeline-content {
            flex: 1;
        }
        .timeline-date {
            font-size: 0.75rem;
            color: #6b7280;
        }
        .timeline-version {
            font-weight: 600;
            color: #f0883e;
            font-size: 0.85rem;
            margin: 2px 0;
        }
        .timeline-desc {
            font-size: 0.85rem;
            color: #9da3af;
            line-height: 1.5;
        }

        /* 评价 */
        .review-card {
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 10px;
            padding: 18px;
            transition: all var(--transition-fast);
        }
        .review-card:hover {
            border-color: #f0883e;
            background: #252a33;
        }
        .review-stars {
            color: #f0883e;
            font-size: 0.9rem;
            letter-spacing: 1px;
        }
        .review-text {
            font-size: 0.88rem;
            color: #e4e6eb;
            line-height: 1.6;
            margin: 10px 0;
        }
        .review-author {
            font-size: 0.75rem;
            color: #9da3af;
            font-weight: 500;
        }
        .review-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #2d333b;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: #9da3af;
        }

        /* 生态标签 */
        .eco-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #1e2229;
            border: 1px solid #2d333b;
            border-radius: 8px;
            padding: 12px 16px;
            font-size: 0.85rem;
            color: #e4e6eb;
            transition: all var(--transition-fast);
        }
        .eco-tag:hover {
            border-color: #f0883e;
            background: #252a33;
        }
        .eco-tag .eco-icon {
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        /* 页脚 */
        .site-footer {
            background: #111318;
            padding: 40px 0 24px;
            border-top: 1px solid #2d333b;
            color: #9da3af;
            font-size: 0.85rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 24px;
            margin-bottom: 28px;
        }
        .footer-col h4 {
            color: #e4e6eb;
            font-size: 0.9rem;
            font-weight: 600;
            margin: 0 0 10px 0;
        }
        .footer-col a {
            display: block;
            color: #9da3af;
            font-size: 0.8rem;
            padding: 3px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #f0883e;
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid #2d333b;
            padding-top: 18px;
            font-size: 0.75rem;
            color: #6b7280;
            line-height: 1.8;
        }
        .footer-bottom a {
            color: #6b7280;
            margin: 0 6px;
        }
        .footer-bottom a:hover {
            color: #f0883e;
        }

        /* 公告条 */
        .announcement-bar {
            background: rgba(240, 136, 62, 0.2);
            border-bottom: 1px solid rgba(240, 136, 62, 0.25);
            font-size: 0.78rem;
            color: #e4e6eb;
            text-align: center;
            padding: 8px 16px;
            position: relative;
            z-index: 101;
        }
        .announcement-bar .close-announce {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: #9da3af;
            cursor: pointer;
            font-size: 1rem;
            padding: 4px;
        }
        .announcement-bar .close-announce:hover {
            color: #e4e6eb;
        }

        /* 微柱状图 */
        .mini-chart {
            display: flex;
            align-items: flex-end;
            gap: 3px;
            height: 24px;
        }
        .mini-bar {
            width: 5px;
            border-radius: 2px;
            background: #f0883e;
            transition: height var(--transition-normal);
        }
        .mini-bar:nth-child(1) {
            height: 60%;
            opacity: 0.5;
        }
        .mini-bar:nth-child(2) {
            height: 85%;
            opacity: 0.7;
        }
        .mini-bar:nth-child(3) {
            height: 100%;
            opacity: 1;
        }
        .mini-bar:nth-child(4) {
            height: 75%;
            opacity: 0.6;
        }

        /* 全局过渡 */
        .card-transition {
            transition: all var(--transition-fast);
        }
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid #f0883e;
            outline-offset: 2px;
        }

/* roulang page: category1 */
:root {
            --bg-main: #16191e;
            --card-bg: #1e2229;
            --card-hover: #252a33;
            --border-color: #2d333b;
            --accent: #f0883e;
            --accent-dark: #e07028;
            --green-up: #4caf84;
            --red-down: #e05555;
            --text-primary: #e4e6eb;
            --text-secondary: #9da3af;
            --text-tertiary: #6b7280;
            --nav-bg: #1a1d23;
            --footer-bg: #111318;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-xl: 0 6px 24px rgba(0, 0, 0, 0.5);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --radius-chip: 20px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.3s ease;
            --container-max: 1280px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            line-height: 1.65;
            background-color: var(--bg-main);
            color: var(--text-primary);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
            outline: none;
        }
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ========== HEADER / NAV ========== */
        .header-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--nav-bg);
            border-bottom: 1px solid var(--border-color);
            height: 58px;
            display: flex;
            align-items: center;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            gap: 16px;
        }
        .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-chips::-webkit-scrollbar {
            display: none;
        }
        .nav-chip {
            display: inline-block;
            padding: 6px 14px;
            border-radius: var(--radius-chip);
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            background: transparent;
            border: 1px solid transparent;
        }
        .nav-chip:hover {
            color: var(--text-primary);
            background: rgba(240, 136, 62, 0.06);
        }
        .nav-chip.active {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.12);
            border-color: rgba(240, 136, 62, 0.3);
            font-weight: 600;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .nav-cta-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 14px rgba(240, 136, 62, 0.35);
            color: #fff;
        }
        .nav-cta-btn:active {
            transform: scale(0.97);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
        }
        .hamburger-btn {
            display: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 6px 8px;
            border-radius: 6px;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .hamburger-btn:hover {
            background: var(--card-bg);
            color: var(--accent);
        }
        .desktop-only {
            display: inline-flex;
        }
        @media (max-width: 768px) {
            .desktop-only {
                display: none;
            }
            .hamburger-btn {
                display: inline-flex;
            }
            .nav-chips {
                display: none;
            }
            .nav-inner {
                padding: 0 16px;
            }
            .header-nav {
                height: 52px;
            }
        }

        /* 移动端底部标签栏 */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: var(--nav-bg);
            border-top: 1px solid var(--border-color);
            padding: 6px 8px 10px 8px;
        }
        @media (max-width: 768px) {
            .mobile-bottom-nav {
                display: flex;
                justify-content: space-around;
                align-items: center;
            }
            body {
                padding-bottom: 70px;
            }
        }
        .mobile-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 3px;
            font-size: 0.7rem;
            color: var(--text-secondary);
            padding: 4px 6px;
            border-radius: 6px;
            transition: all var(--transition-fast);
            text-decoration: none;
            min-width: 48px;
        }
        .mobile-nav-item.active {
            color: var(--accent);
            font-weight: 600;
        }
        .mobile-nav-item:hover {
            color: var(--text-primary);
        }
        .mobile-nav-icon {
            font-size: 1.2rem;
            line-height: 1;
        }

        /* ========== HERO 头条区 ========== */
        .hero-news-section {
            padding: 32px 0 28px;
            background-color: var(--bg-main);
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
            background-size: 40px 40px;
        }
        .hero-news-card {
            display: flex;
            gap: 24px;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            transition: all var(--transition-slow);
            cursor: pointer;
        }
        .hero-news-card:hover {
            box-shadow: var(--shadow-xl);
            border-color: rgba(240, 136, 62, 0.4);
        }
        .hero-news-img-wrap {
            flex: 0 0 48%;
            position: relative;
            overflow: hidden;
            min-height: 320px;
            background: #1a1d23;
        }
        .hero-news-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .hero-news-card:hover .hero-news-img-wrap img {
            transform: scale(1.04);
        }
        .hero-news-badge-top {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--red-down);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.5px;
            z-index: 2;
            animation: pulse-live 1.5s infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(224, 85, 85, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(224, 85, 85, 0);
            }
        }
        .hero-news-content {
            flex: 1;
            padding: 28px 24px 28px 8px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 14px;
        }
        .hero-news-tag-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .hero-news-label {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-chip);
            font-size: 0.7rem;
            font-weight: 600;
            background: rgba(240, 136, 62, 0.15);
            color: var(--accent);
        }
        .hero-news-title {
            font-size: 1.75rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-primary);
            margin: 0;
        }
        .hero-news-summary {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .hero-news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            flex-wrap: wrap;
        }
        .hero-news-readmore {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .hero-news-readmore:hover {
            gap: 8px;
            color: #f5a55a;
        }
        @media (max-width: 768px) {
            .hero-news-card {
                flex-direction: column;
                gap: 0;
            }
            .hero-news-img-wrap {
                flex: 0 0 auto;
                min-height: 200px;
                max-height: 240px;
            }
            .hero-news-content {
                padding: 18px 16px 20px;
                gap: 10px;
            }
            .hero-news-title {
                font-size: 1.3rem;
            }
            .hero-news-summary {
                font-size: 0.85rem;
                -webkit-line-clamp: 2;
            }
            .hero-news-section {
                padding: 20px 0 16px;
            }
        }

        /* ========== 板块标题 ========== */
        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px 0;
            line-height: 1.3;
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 40%;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            margin-top: 6px;
        }
        .section-subtitle {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0 0 24px 0;
            line-height: 1.5;
        }
        .section-header-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 24px;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.3rem;
            }
            .section-subtitle {
                font-size: 0.8rem;
                margin-bottom: 16px;
            }
        }

        /* ========== 资讯卡片网格 ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }
        .news-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(240, 136, 62, 0.35);
            transform: translateY(-2px);
        }
        .news-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: #1a1d23;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .news-card-img {
            transform: scale(1.03);
        }
        .news-card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .news-card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .news-card-tag {
            display: inline-block;
            padding: 2px 9px;
            border-radius: var(--radius-chip);
            font-size: 0.7rem;
            font-weight: 600;
            line-height: 1.4;
        }
        .tag-hot {
            background: rgba(240, 136, 62, 0.18);
            color: var(--accent);
        }
        .tag-new {
            background: rgba(76, 175, 132, 0.18);
            color: var(--green-up);
        }
        .tag-featured {
            background: rgba(255, 200, 60, 0.18);
            color: #f5c842;
        }
        .tag-deep {
            background: rgba(157, 163, 175, 0.15);
            color: var(--text-secondary);
        }
        .news-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-primary);
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--text-tertiary);
            margin-top: auto;
            gap: 8px;
        }
        .news-card-link {
            color: var(--accent);
            font-weight: 600;
            font-size: 0.8rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .news-card-link:hover {
            color: #f5a55a;
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        @media (max-width: 768px) {
            .news-card-img {
                height: 150px;
            }
            .news-card-body {
                padding: 12px 14px 14px;
                gap: 8px;
            }
            .news-card-title {
                font-size: 0.95rem;
            }
            .news-card-summary {
                font-size: 0.8rem;
            }
        }

        /* ========== 分页器 ========== */
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: 6px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .page-btn:hover {
            background: var(--card-hover);
            color: var(--text-primary);
            border-color: var(--accent);
        }
        .page-btn.active {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            font-weight: 700;
            pointer-events: none;
        }
        .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ========== 标签筛选区 ========== */
        .filter-chips-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .filter-chip {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--radius-chip);
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-chip:hover {
            color: var(--text-primary);
            background: var(--card-hover);
            border-color: rgba(240, 136, 62, 0.4);
        }
        .filter-chip.active-filter {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.12);
            border-color: rgba(240, 136, 62, 0.4);
            font-weight: 600;
        }

        /* ========== 专题推荐卡片 ========== */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        @media (max-width: 1024px) {
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .topics-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }
        .topic-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            cursor: pointer;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: rgba(240, 136, 62, 0.4);
        }
        .topic-card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            background: #1a1d23;
            transition: transform var(--transition-slow);
        }
        .topic-card:hover .topic-card-img {
            transform: scale(1.05);
        }
        .topic-card-body {
            padding: 14px 16px 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .topic-card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
        }
        .topic-card-desc {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin: 0;
        }
        .topic-card-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-chip);
            font-size: 0.7rem;
            font-weight: 600;
            background: rgba(240, 136, 62, 0.12);
            color: var(--accent);
            align-self: flex-start;
        }
        @media (max-width: 768px) {
            .topic-card-img {
                height: 130px;
            }
            .topic-card-body {
                padding: 10px 12px 12px;
            }
        }

        /* ========== 数据快照行 ========== */
        .stats-snapshot-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        @media (max-width: 768px) {
            .stats-snapshot-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
        }
        @media (max-width: 480px) {
            .stats-snapshot-row {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
        }
        .stat-snapshot-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .stat-snapshot-card:hover {
            border-color: rgba(240, 136, 62, 0.4);
            background: var(--card-hover);
        }
        .stat-snapshot-icon {
            font-size: 1.5rem;
            margin-bottom: 6px;
        }
        .stat-snapshot-value {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", "Menlo", monospace;
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-snapshot-label {
            font-size: 0.78rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stat-snapshot-value {
                font-size: 1.3rem;
            }
            .stat-snapshot-card {
                padding: 12px 14px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-color);
            background: var(--card-bg);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            background: var(--card-bg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            outline: none;
        }
        .faq-question:hover {
            background: var(--card-hover);
        }
        .faq-q-mark {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 0.9rem;
        }
        .faq-q-text {
            flex: 1;
        }
        .faq-arrow {
            font-size: 0.8rem;
            transition: transform var(--transition-normal);
            flex-shrink: 0;
            color: var(--text-tertiary);
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal);
            background: #1a1d23;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 16px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-a-mark {
            color: var(--text-tertiary);
            font-weight: 600;
            margin-right: 4px;
        }
        .faq-toggle-all {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--radius-chip);
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent);
            cursor: pointer;
            border: 1px solid rgba(240, 136, 62, 0.35);
            background: transparent;
            transition: all var(--transition-fast);
        }
        .faq-toggle-all:hover {
            background: rgba(240, 136, 62, 0.1);
        }
        @media (max-width: 768px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 0.85rem;
            }
            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 0.82rem;
            }
        }

        /* ========== CTA 订阅区 ========== */
        .cta-section {
            background: linear-gradient(135deg, #1e2229 0%, #1a1d23 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
            box-shadow: var(--shadow-md);
        }
        .cta-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px 0;
        }
        .cta-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0 0 20px 0;
            line-height: 1.6;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            background: var(--bg-main);
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .cta-input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(240, 136, 62, 0.1);
        }
        .cta-btn {
            padding: 12px 24px;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(240, 136, 62, 0.4);
        }
        .cta-btn:active {
            transform: scale(0.97);
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 28px 16px;
            }
            .cta-title {
                font-size: 1.25rem;
            }
            .cta-form {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-input {
                min-width: auto;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--footer-bg);
            border-top: 1px solid var(--border-color);
            padding: 40px 0 24px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }
        }
        @media (max-width: 600px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 10px 0;
            line-height: 1.3;
        }
        .footer-col a {
            display: block;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            line-height: 2;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-tertiary);
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--text-tertiary);
            margin: 0 2px;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 28px 0 18px;
                margin-top: 40px;
            }
            .footer-bottom {
                font-size: 0.7rem;
            }
        }

        /* ========== 板块间距 ========== */
        .section-block {
            padding: 48px 0;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 32px 0;
            }
        }
        .section-block-sm {
            padding: 36px 0;
        }
        @media (max-width: 768px) {
            .section-block-sm {
                padding: 24px 0;
            }
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            padding: 12px 0 0;
            flex-wrap: wrap;
        }
        .breadcrumb-row a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-row a:hover {
            color: var(--accent);
        }
        .breadcrumb-sep {
            color: var(--text-tertiary);
        }

/* roulang page: category2 */
:root {
            --bg-primary: #16191e;
            --card-bg: #1e2229;
            --card-hover: #252a33;
            --border-color: #2d333b;
            --accent: #f0883e;
            --accent-dark: #e07028;
            --green-accent: #4caf84;
            --red-alert: #e05555;
            --text-primary: #e4e6eb;
            --text-secondary: #9da3af;
            --text-tertiary: #6b7280;
            --nav-bg: #1a1d23;
            --footer-bg: #111318;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.3);
            --shadow-xl: 0 4px 16px rgba(0, 0, 0, 0.4);
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 12px;
            --radius-chip: 20px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.3s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 导航 ========== */
        .header-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--nav-bg);
            border-bottom: 1px solid var(--border-color);
            height: 58px;
            display: flex;
            align-items: center;
        }

        .nav-inner {
            max-width: 1280px;
            width: 100%;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .nav-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent);
        }

        .nav-chips {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-chips::-webkit-scrollbar {
            display: none;
        }

        .nav-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: var(--radius-chip);
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            background: transparent;
            border: 1px solid transparent;
            cursor: pointer;
        }
        .nav-chip:hover {
            color: var(--text-primary);
            background: rgba(240, 136, 62, 0.06);
        }
        .nav-chip.active {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.12);
            border-color: rgba(240, 136, 62, 0.3);
            font-weight: 600;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(240, 136, 62, 0.25);
        }
        .nav-cta-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(240, 136, 62, 0.4);
        }
        .nav-cta-btn:active {
            transform: scale(0.97);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }
        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* ========== Hero 赛程日历区 ========== */
        .schedule-hero {
            position: relative;
            padding: 40px 0 48px;
            background-color: var(--bg-primary);
            background-image:
                url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cdefs%3E%3Cpattern id='grid' width='60' height='60' patternUnits='userSpaceOnUse'%3E%3Cpath d='M60 0L0 0 0 60' fill='none' stroke='rgba(255,255,255,0.025)' stroke-width='0.5'/%3E%3C/pattern%3E%3C/defs%3E%3Crect width='100%25' height='100%25' fill='url(/%23grid)'/%3E%3C/svg%3E");
            background-size: 60px 60px;
            border-bottom: 1px solid var(--border-color);
        }

        .schedule-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 60% 40%, rgba(240, 136, 62, 0.04) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .hero-status-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 20px;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--green-accent);
            display: inline-block;
            animation: pulse-dot 1.5s infinite;
            margin-right: 4px;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(76, 175, 132, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(76, 175, 132, 0);
            }
        }

        .date-switcher {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .date-chip {
            padding: 8px 18px;
            border-radius: var(--radius-chip);
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            background: var(--card-bg);
            color: var(--text-secondary);
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }
        .date-chip:hover {
            color: var(--text-primary);
            border-color: var(--border-color);
            background: var(--card-hover);
        }
        .date-chip.active-date {
            background: rgba(240, 136, 62, 0.15);
            color: var(--accent);
            border-color: rgba(240, 136, 62, 0.4);
            font-weight: 600;
        }
        .date-chip .match-count {
            display: inline-block;
            font-size: 0.7rem;
            background: var(--accent);
            color: #fff;
            border-radius: 10px;
            padding: 1px 7px;
            margin-left: 4px;
            font-weight: 600;
            vertical-align: middle;
        }

        .hero-schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 12px;
        }

        .hero-match-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 16px;
            display: flex;
            align-items: center;
            gap: 14px;
            cursor: pointer;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .hero-match-card:hover {
            background: var(--card-hover);
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .hero-match-card .match-status {
            position: absolute;
            top: 10px;
            right: 10px;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 10px;
            letter-spacing: 0.5px;
        }
        .status-upcoming {
            background: rgba(240, 136, 62, 0.2);
            color: var(--accent);
        }
        .status-live-now {
            background: rgba(224, 85, 85, 0.2);
            color: var(--red-alert);
            animation: status-pulse 1.8s infinite;
        }
        @keyframes status-pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.55;
            }
        }
        .status-completed {
            background: rgba(157, 163, 175, 0.15);
            color: var(--text-secondary);
        }

        .match-teams {
            display: flex;
            flex-direction: column;
            gap: 4px;
            flex: 1;
            min-width: 0;
        }
        .match-team-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.9rem;
        }
        .team-dot {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.6rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .dot-navi {
            background: #f5c842;
            color: #1a1d23;
        }
        .dot-faze {
            background: #e31e24;
        }
        .dot-g2 {
            background: #1a1a1a;
            border: 2px solid #ff4d4d;
        }
        .dot-vitality {
            background: #ffd700;
            color: #1a1d23;
        }
        .dot-spirit {
            background: #00a86b;
        }
        .dot-mouz {
            background: #e00025;
        }
        .dot-heroic {
            background: #c8102e;
        }
        .dot-vp {
            background: #f47920;
        }
        .dot-cloud9 {
            background: #00aeef;
        }
        .dot-ence {
            background: #1c3f60;
        }
        .dot-astralis {
            background: #e81b2b;
        }
        .dot-fnatic {
            background: #ff5900;
        }
        .dot-ef {
            background: #b71c1c;
        }
        .dot-complexity {
            background: #c41e3a;
        }
        .dot-saw {
            background: #00a94f;
        }

        .match-meta-row {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.78rem;
            color: var(--text-secondary);
            margin-top: 2px;
        }
        .match-tournament-tag {
            font-size: 0.7rem;
            padding: 2px 8px;
            border-radius: 4px;
            background: rgba(240, 136, 62, 0.1);
            color: var(--accent);
            font-weight: 500;
            white-space: nowrap;
        }
        .match-bo-tag {
            font-size: 0.7rem;
            padding: 2px 6px;
            border-radius: 4px;
            background: rgba(157, 163, 175, 0.1);
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ========== 板块通用 ========== */
        .section-block {
            padding: 56px 0;
        }
        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            line-height: 1.5;
        }
        .section-header-row {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .section-header-row .section-title {
            margin-bottom: 0;
        }
        .section-link {
            font-size: 0.9rem;
            color: var(--accent);
            font-weight: 500;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .section-link:hover {
            color: #f5a55a;
            text-decoration: underline;
        }

        /* ========== 时间线赛程列表 ========== */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .timeline-item {
            display: flex;
            align-items: stretch;
            gap: 16px;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 16px 20px;
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
        }
        .timeline-item:hover {
            background: var(--card-hover);
            border-color: rgba(240, 136, 62, 0.4);
            box-shadow: var(--shadow-sm);
        }
        .timeline-item.live-match {
            border-left: 3px solid var(--red-alert);
        }
        .timeline-item.upcoming-match {
            border-left: 3px solid var(--accent);
        }
        .timeline-time-col {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 70px;
            flex-shrink: 0;
            text-align: center;
        }
        .timeline-time {
            font-family: 'JetBrains Mono', 'SF Mono', 'Consolas', 'Menlo', monospace;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }
        .timeline-date-sm {
            font-size: 0.75rem;
            color: var(--text-tertiary);
            margin-top: 2px;
        }
        .timeline-content {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 14px;
            min-width: 0;
            flex-wrap: wrap;
        }
        .timeline-teams {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            flex: 1;
            min-width: 160px;
        }
        .timeline-vs {
            font-size: 0.8rem;
            color: var(--text-tertiary);
            font-weight: 400;
            margin: 0 2px;
        }
        .timeline-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            align-items: center;
        }
        .tag-tier {
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 700;
            letter-spacing: 0.4px;
            white-space: nowrap;
        }
        .tier-s {
            background: rgba(240, 136, 62, 0.2);
            color: var(--accent);
            border: 1px solid rgba(240, 136, 62, 0.35);
        }
        .tier-a {
            background: rgba(157, 163, 175, 0.12);
            color: var(--text-secondary);
            border: 1px solid rgba(157, 163, 175, 0.25);
        }
        .tier-major {
            background: rgba(224, 85, 85, 0.18);
            color: #f07070;
            border: 1px solid rgba(224, 85, 85, 0.35);
            font-weight: 800;
        }

        .timeline-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .btn-watch {
            padding: 7px 16px;
            border-radius: 8px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-watch:hover {
            transform: scale(1.04);
            box-shadow: 0 3px 12px rgba(240, 136, 62, 0.35);
        }
        .btn-remind {
            padding: 7px 14px;
            border-radius: 8px;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--accent);
            background: transparent;
            border: 1.5px solid rgba(240, 136, 62, 0.5);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-remind:hover {
            background: rgba(240, 136, 62, 0.1);
            border-color: var(--accent);
        }

        /* ========== 筛选标签行 ========== */
        .filter-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }
        .filter-chip {
            padding: 6px 14px;
            border-radius: var(--radius-chip);
            font-size: 0.82rem;
            font-weight: 500;
            cursor: pointer;
            background: var(--card-bg);
            color: var(--text-secondary);
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }
        .filter-chip:hover {
            color: var(--text-primary);
            border-color: var(--border-color);
        }
        .filter-chip.active-filter {
            background: rgba(240, 136, 62, 0.15);
            color: var(--accent);
            border-color: rgba(240, 136, 62, 0.4);
            font-weight: 600;
        }

        /* ========== 数据卡片 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 14px;
        }
        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 18px 20px;
            text-align: center;
            transition: all var(--transition-normal);
        }
        .stat-card:hover {
            background: var(--card-hover);
            border-color: rgba(240, 136, 62, 0.3);
            box-shadow: var(--shadow-sm);
        }
        .stat-icon {
            font-size: 1.5rem;
            margin-bottom: 8px;
        }
        .stat-value {
            font-family: 'JetBrains Mono', 'SF Mono', 'Consolas', 'Menlo', monospace;
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 1px;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        .stat-trend {
            font-size: 0.75rem;
            margin-top: 4px;
            font-weight: 600;
        }
        .trend-up {
            color: var(--green-accent);
        }
        .trend-down {
            color: var(--red-alert);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: rgba(240, 136, 62, 0.25);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            background: var(--card-bg);
            border: none;
            color: var(--text-primary);
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            text-align: left;
            transition: background var(--transition-fast);
            font-family: inherit;
        }
        .faq-question:hover {
            background: var(--card-hover);
        }
        .faq-q-mark {
            color: var(--accent);
            font-weight: 700;
            margin-right: 8px;
            flex-shrink: 0;
        }
        .faq-arrow {
            font-size: 0.8rem;
            color: var(--text-secondary);
            transition: transform var(--transition-normal);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            background: #1a1d23;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 20px 16px;
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--text-primary);
        }
        .faq-a-mark {
            color: var(--text-secondary);
            font-weight: 600;
            margin-right: 6px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(240, 136, 62, 0.08) 0%, rgba(30, 34, 41, 0.95) 60%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
        }
        .cta-input-group {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 20px auto 0;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: 8px;
            border: 1.5px solid var(--border-color);
            background: var(--card-bg);
            color: var(--text-primary);
            font-size: 0.95rem;
            font-family: inherit;
            transition: border-color var(--transition-fast);
        }
        .cta-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(240, 136, 62, 0.1);
        }
        .cta-btn {
            padding: 12px 28px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            font-family: inherit;
            box-shadow: 0 3px 12px rgba(240, 136, 62, 0.3);
        }
        .cta-btn:hover {
            transform: scale(1.04);
            box-shadow: 0 5px 20px rgba(240, 136, 62, 0.45);
        }
        .cta-btn:active {
            transform: scale(0.96);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--footer-bg);
            padding: 48px 0 28px;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.85rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 28px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.4px;
        }
        .footer-col a {
            display: block;
            color: var(--text-tertiary);
            font-size: 0.82rem;
            padding: 3px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            font-size: 0.78rem;
            color: var(--text-tertiary);
        }
        .footer-bottom a {
            color: var(--text-tertiary);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero-schedule-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            }
            .timeline-content {
                flex-wrap: wrap;
                gap: 8px;
            }
            .timeline-teams {
                min-width: 130px;
                font-size: 0.85rem;
            }
            .stats-grid {
                grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                height: 52px;
            }
            .nav-chips {
                display: none;
            }
            .nav-chips.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 52px;
                left: 0;
                right: 0;
                background: var(--nav-bg);
                padding: 12px 16px;
                gap: 2px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-lg);
                z-index: 99;
            }
            .nav-chips.mobile-open .nav-chip {
                padding: 12px 16px;
                border-radius: 8px;
                font-size: 0.9rem;
                width: 100%;
            }
            .hamburger-btn {
                display: inline-flex;
            }
            .desktop-only {
                display: none;
            }
            .nav-inner {
                gap: 10px;
            }
            .schedule-hero {
                padding: 28px 0 32px;
            }
            .hero-schedule-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hero-match-card {
                padding: 12px;
                gap: 8px;
            }
            .match-team-row {
                font-size: 0.78rem;
            }
            .section-block {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .timeline-item {
                flex-direction: column;
                gap: 10px;
                padding: 14px 16px;
            }
            .timeline-time-col {
                flex-direction: row;
                gap: 8px;
                min-width: auto;
                justify-content: flex-start;
            }
            .timeline-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .timeline-actions {
                width: 100%;
                justify-content: flex-end;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 14px;
            }
            .stat-value {
                font-size: 1.4rem;
            }
            .cta-section {
                padding: 28px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .date-switcher {
                gap: 4px;
            }
            .date-chip {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
            .filter-row {
                gap: 4px;
            }
            .filter-chip {
                padding: 5px 10px;
                font-size: 0.75rem;
            }
        }

        @media (max-width: 520px) {
            .hero-schedule-grid {
                grid-template-columns: 1fr;
                gap: 6px;
            }
            .hero-match-card {
                padding: 10px 12px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
            .stat-card {
                padding: 10px;
            }
            .stat-value {
                font-size: 1.2rem;
            }
            .container-custom {
                padding-left: 12px;
                padding-right: 12px;
            }
            .date-switcher {
                overflow-x: auto;
                flex-wrap: nowrap;
                padding-bottom: 4px;
                -webkit-overflow-scrolling: touch;
            }
            .date-chip {
                flex-shrink: 0;
                font-size: 0.75rem;
                padding: 5px 10px;
            }
            .filter-row {
                overflow-x: auto;
                flex-wrap: nowrap;
                padding-bottom: 4px;
                -webkit-overflow-scrolling: touch;
            }
            .filter-chip {
                flex-shrink: 0;
            }
            .section-title {
                font-size: 1.15rem;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-input-group {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-input {
                min-width: auto;
            }
        }

        /* ========== 焦点赛事高亮区 ========== */
        .featured-match-banner {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            cursor: pointer;
            transition: all var(--transition-normal);
            position: relative;
        }
        .featured-match-banner:hover {
            border-color: rgba(240, 136, 62, 0.5);
            box-shadow: var(--shadow-lg);
        }
        .featured-img-area {
            flex: 0 0 280px;
            min-height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .featured-img-area .overlay-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .featured-info {
            flex: 1;
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 10px;
            min-width: 240px;
        }
        .featured-info h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.3;
        }
        .featured-info .feat-meta {
            font-size: 0.85rem;
            color: var(--text-secondary);
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }
        .featured-info .feat-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

/* roulang page: category4 */
:root {
            --bg-primary: #16191e;
            --bg-card: #1e2229;
            --bg-card-hover: #252a33;
            --border-subtle: #2d333b;
            --accent: #f0883e;
            --accent-dark: #e07028;
            --accent-up: #4caf84;
            --accent-down: #e05555;
            --text-primary: #e4e6eb;
            --text-secondary: #9da3af;
            --text-tertiary: #6b7280;
            --nav-bg: #1a1d23;
            --footer-bg: #111318;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-xl: 0 6px 24px rgba(0, 0, 0, 0.5);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.3s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.65;
            color: #e4e6eb;
            background-color: #16191e;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input {
            font-family: inherit;
        }

        /* ===== 导航栏 ===== */
        .header-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--nav-bg);
            border-bottom: 1px solid var(--border-subtle);
            height: 58px;
            display: flex;
            align-items: center;
        }
        .nav-inner {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: 100%;
        }
        .nav-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.5px;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-chips {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex-shrink: 1;
            justify-content: center;
        }
        .nav-chips::-webkit-scrollbar {
            display: none;
        }
        .nav-chip {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            background: transparent;
            border: 1px solid transparent;
            position: relative;
        }
        .nav-chip:hover {
            color: var(--text-primary);
            background: rgba(240, 136, 62, 0.08);
        }
        .nav-chip.active {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.15);
            border-color: rgba(240, 136, 62, 0.35);
            font-weight: 600;
        }
        .nav-chip.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 9px 18px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, #f0883e, #e07028);
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            border: none;
        }
        .nav-cta-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 14px rgba(240, 136, 62, 0.35);
            color: #fff;
        }
        .nav-cta-btn:active {
            transform: scale(0.97);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
        }
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 4px 8px;
            border-radius: 4px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* 移动端底部标签栏 */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: var(--nav-bg);
            border-top: 1px solid var(--border-subtle);
            padding: 6px 8px 12px;
            justify-content: space-around;
            align-items: center;
        }
        .mobile-bottom-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 0.68rem;
            color: var(--text-secondary);
            padding: 4px 8px;
            border-radius: 6px;
            transition: all var(--transition-fast);
            text-align: center;
            min-width: 44px;
        }
        .mobile-bottom-nav a .mb-icon {
            font-size: 1.2rem;
            line-height: 1;
        }
        .mobile-bottom-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }

        /* 移动端全屏导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 200;
            background: var(--nav-bg);
            flex-direction: column;
            padding: 20px;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel .close-panel-btn {
            align-self: flex-end;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            padding: 8px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .mobile-nav-panel .close-panel-btn:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        .mobile-nav-panel .panel-chip {
            display: block;
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            background: transparent;
            border: 1px solid transparent;
            text-align: center;
        }
        .mobile-nav-panel .panel-chip:hover,
        .mobile-nav-panel .panel-chip.active {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.12);
            border-color: rgba(240, 136, 62, 0.3);
        }

        /* ===== 容器 ===== */
        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== 板块间距 ===== */
        .section-spacing {
            padding: 56px 0;
        }
        .section-spacing-sm {
            padding: 36px 0;
        }

        /* ===== 模块标题 ===== */
        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 28px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-subtle);
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        /* ===== 卡片基础 ===== */
        .card-base {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .card-base:hover {
            background: var(--bg-card-hover);
            border-color: rgba(240, 136, 62, 0.3);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .card-clickable {
            cursor: pointer;
        }

        /* ===== 角标 ===== */
        .badge-new {
            display: inline-block;
            background: #4caf84;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }
        .badge-hot {
            display: inline-block;
            background: #f0883e;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }
        .badge-recommend {
            display: inline-block;
            background: #e6a817;
            color: #1a1d23;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }
        .badge-deep {
            display: inline-block;
            background: #7c5cfc;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
        }

        /* ===== 标签chip ===== */
        .tag-chip {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: #252a33;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .tag-chip:hover {
            color: var(--text-primary);
            background: #2d333b;
        }
        .tag-chip.active-tag {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.15);
            border-color: rgba(240, 136, 62, 0.35);
            font-weight: 600;
        }

        /* ===== 分页 ===== */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .pagination .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .pagination .page-btn:hover {
            color: var(--text-primary);
            background: var(--bg-card-hover);
            border-color: rgba(240, 136, 62, 0.4);
        }
        .pagination .page-btn.active-page {
            color: #fff;
            background: var(--accent);
            border-color: var(--accent);
            font-weight: 700;
            pointer-events: none;
        }
        .pagination .page-btn.disabled-page {
            opacity: 0.4;
            pointer-events: none;
            cursor: not-allowed;
        }

        /* ===== FAQ折叠面板 ===== */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 8px;
            margin-bottom: 8px;
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .faq-item:hover {
            border-color: rgba(240, 136, 62, 0.2);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            user-select: none;
            gap: 12px;
            transition: background var(--transition-fast);
            background: var(--bg-card);
            border: none;
            width: 100%;
            text-align: left;
            color: var(--text-primary);
            font-size: 0.95rem;
            font-weight: 600;
            font-family: inherit;
        }
        .faq-question:hover {
            background: var(--bg-card-hover);
        }
        .faq-question .q-mark {
            color: var(--accent);
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .faq-question .faq-arrow {
            font-size: 0.8rem;
            transition: transform var(--transition-slow);
            flex-shrink: 0;
            color: var(--text-secondary);
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
            background: #1a1d23;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 14px 20px;
        }
        .faq-answer .a-mark {
            color: var(--text-secondary);
            font-weight: 700;
            margin-right: 4px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--text-primary);
        }

        /* ===== CTA区域 ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(240, 136, 62, 0.12), rgba(224, 112, 40, 0.06));
            border: 1px solid rgba(240, 136, 62, 0.25);
            border-radius: 12px;
            padding: 40px 32px;
            text-align: center;
        }
        .cta-input {
            padding: 10px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-subtle);
            background: var(--bg-card);
            color: var(--text-primary);
            font-size: 0.95rem;
            width: 280px;
            max-width: 100%;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .cta-input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(240, 136, 62, 0.1);
        }
        .cta-input::placeholder {
            color: var(--text-tertiary);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, #f0883e, #e07028);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-primary:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(240, 136, 62, 0.4);
            color: #fff;
        }
        .btn-primary:active {
            transform: scale(0.97);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 9px 18px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            background: transparent;
            border: 1.5px solid var(--accent);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(240, 136, 62, 0.08);
            color: var(--accent);
            border-color: #f5a055;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--footer-bg);
            padding: 48px 0 28px;
            border-top: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            font-size: 0.85rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 28px;
            margin-bottom: 28px;
        }
        .footer-col h4 {
            color: var(--text-primary);
            font-size: 0.95rem;
            font-weight: 600;
            margin: 0 0 12px;
        }
        .footer-col a {
            display: block;
            color: var(--text-tertiary);
            font-size: 0.82rem;
            padding: 3px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid var(--border-subtle);
            color: var(--text-tertiary);
            font-size: 0.78rem;
            line-height: 1.8;
        }
        .footer-bottom a {
            color: var(--text-tertiary);
            margin: 0 4px;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== Live脉冲动画(装饰用) ===== */
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(224, 85, 85, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(224, 85, 85, 0);
            }
        }
        .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #e05555;
            display: inline-block;
            animation: pulse-dot 1.5s infinite;
            flex-shrink: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
            .section-spacing {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
        }
        @media (max-width: 768px) {
            .header-nav {
                height: 52px;
            }
            .nav-chips {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .hamburger-btn {
                display: inline-block;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
            .mobile-bottom-nav {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .section-spacing {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.2rem;
                margin-bottom: 20px;
            }
            .cta-section {
                padding: 28px 18px;
            }
            .cta-input {
                width: 100%;
                margin-bottom: 10px;
            }
            .container-custom {
                padding: 0 14px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .footer-col h4 {
                font-size: 0.85rem;
            }
            .footer-col a {
                font-size: 0.75rem;
            }
            .section-title {
                font-size: 1.1rem;
            }
            .pagination .page-btn {
                min-width: 32px;
                height: 32px;
                font-size: 0.8rem;
                padding: 0 6px;
            }
        }

/* roulang page: category3 */
:root {
            --bg-main: #16191e;
            --card-bg: #1e2229;
            --card-hover: #252a33;
            --border-color: #2d333b;
            --accent: #f0883e;
            --accent-dark: #e07028;
            --accent-green: #4caf84;
            --accent-red: #e05555;
            --text-main: #e4e6eb;
            --text-secondary: #9da3af;
            --text-tertiary: #6b7280;
            --nav-bg: #1a1d23;
            --footer-bg: #111318;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --radius-chip: 20px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg-card: 0 4px 12px rgba(0, 0, 0, 0.3);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.3s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-main);
            background-color: var(--bg-main);
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input {
            font-family: inherit;
        }

        /* 容器 */
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 14px;
            }
        }
        @media (max-width: 480px) {
            .container-custom {
                padding: 0 10px;
            }
        }

        /* ========== 导航 ========== */
        .header-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background-color: var(--nav-bg);
            border-bottom: 1px solid var(--border-color);
            height: 58px;
            display: flex;
            align-items: center;
        }
        .nav-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .nav-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-chips {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex: 1;
            justify-content: center;
            min-width: 0;
        }
        .nav-chips::-webkit-scrollbar {
            display: none;
        }
        .nav-chip {
            display: inline-block;
            padding: 7px 14px;
            border-radius: var(--radius-chip);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            background: transparent;
            border: none;
            cursor: pointer;
            text-decoration: none;
        }
        .nav-chip:hover {
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.03);
        }
        .nav-chip.active {
            background: rgba(240, 136, 62, 0.18);
            color: var(--accent);
            font-weight: 600;
            box-shadow: inset 0 -2px 0 0 var(--accent);
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 9px 18px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .nav-cta-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(240, 136, 62, 0.35);
            color: #fff;
        }
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-main);
            padding: 6px 8px;
            cursor: pointer;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .desktop-only {
                display: none !important;
            }
            .hamburger-btn {
                display: block;
            }
            .nav-chips {
                display: none;
            }
            .nav-inner {
                justify-content: space-between;
            }
            .header-nav {
                height: 52px;
            }
        }
        /* 移动端底部标签栏 */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: var(--nav-bg);
            border-top: 1px solid var(--border-color);
            padding: 6px 0 8px;
            justify-content: space-around;
            align-items: center;
        }
        @media (max-width: 768px) {
            .mobile-bottom-nav {
                display: flex;
            }
            body {
                padding-bottom: 64px;
            }
        }
        .mobile-bottom-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 0.65rem;
            color: var(--text-secondary);
            text-decoration: none;
            transition: color var(--transition-fast);
            padding: 4px 8px;
        }
        .mobile-bottom-nav a .mb-icon {
            font-size: 1.15rem;
        }
        .mobile-bottom-nav a.active {
            color: var(--accent);
        }

        /* 移动端汉堡面板 */
        .mobile-panel {
            display: none;
            position: fixed;
            top: 52px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--nav-bg);
            z-index: 98;
            flex-direction: column;
            padding: 20px;
            gap: 6px;
            overflow-y: auto;
        }
        .mobile-panel.open {
            display: flex;
        }
        .mobile-panel a {
            display: block;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            color: var(--text-main);
            text-decoration: none;
            transition: background var(--transition-fast);
            font-weight: 500;
        }
        .mobile-panel a:hover,
        .mobile-panel a.active {
            background: rgba(240, 136, 62, 0.15);
            color: var(--accent);
        }

        /* ========== Hero区 ========== */
        .hero-section {
            padding-top: 90px;
            padding-bottom: 36px;
            background-color: var(--bg-main);
            background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-chip);
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            font-size: 0.78rem;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .hero-badge .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-green);
            flex-shrink: 0;
        }
        .hero-badge .badge-dot.live {
            background: var(--accent-red);
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(224, 85, 85, 0.7);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(224, 85, 85, 0);
            }
        }
        .hero-h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-main);
            margin: 0 0 8px 0;
            line-height: 1.25;
            letter-spacing: 0.01em;
        }
        .hero-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin: 0 0 24px 0;
            line-height: 1.5;
            max-width: 700px;
        }
        @media (max-width: 768px) {
            .hero-h1 {
                font-size: 1.6rem;
            }
            .hero-section {
                padding-top: 70px;
                padding-bottom: 24px;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
        }

        /* ========== Top5卡片 ========== */
        .top5-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 14px;
            margin-bottom: 10px;
        }
        @media (max-width: 1024px) {
            .top5-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }
        }
        @media (max-width: 600px) {
            .top5-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
        }
        @media (max-width: 400px) {
            .top5-grid {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
        }
        .top5-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 14px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
            cursor: pointer;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        .top5-card:hover {
            border-color: var(--accent);
            background: var(--card-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .top5-card.rank-1 {
            border-color: rgba(240, 200, 60, 0.5);
            box-shadow: 0 0 20px rgba(240, 200, 60, 0.08);
        }
        .top5-card.rank-2 {
            border-color: rgba(180, 180, 190, 0.4);
        }
        .top5-card.rank-3 {
            border-color: rgba(200, 140, 80, 0.4);
        }
        .top5-rank-num {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", monospace;
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }
        .top5-card.rank-1 .top5-rank-num {
            color: #f0c83c;
        }
        .top5-card.rank-2 .top5-rank-num {
            color: #b8b8c0;
        }
        .top5-card.rank-3 .top5-rank-num {
            color: #c88c50;
        }
        .top5-team-img {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid var(--border-color);
            background: var(--card-hover);
        }
        .top5-team-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-main);
            line-height: 1.2;
            margin: 0;
        }
        .top5-team-score {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", monospace;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--accent);
            margin: 0;
            line-height: 1;
        }
        .top5-team-meta {
            font-size: 0.72rem;
            color: var(--text-secondary);
            display: flex;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
            justify-content: center;
        }
        .top5-trend-up {
            color: var(--accent-green);
            font-weight: 700;
        }
        .top5-trend-down {
            color: var(--accent-red);
            font-weight: 700;
        }
        .top5-trend-stable {
            color: var(--text-secondary);
        }
        .top5-region-tag {
            display: inline-block;
            padding: 2px 10px;
            border-radius: var(--radius-chip);
            background: rgba(240, 136, 62, 0.12);
            color: var(--accent);
            font-size: 0.68rem;
            font-weight: 500;
        }

        /* ========== 板块标题 ========== */
        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px 0;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0 0 20px 0;
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.25rem;
            }
            .section-subtitle {
                font-size: 0.82rem;
            }
        }

        /* ========== 筛选栏 ========== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin-bottom: 16px;
            padding: 14px 16px;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
        }
        .filter-bar input[type="text"] {
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            background: var(--bg-main);
            color: var(--text-main);
            font-size: 0.9rem;
            min-width: 200px;
            flex: 1;
            max-width: 320px;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .filter-bar input[type="text"]:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(240, 136, 62, 0.1);
        }
        .filter-bar input[type="text"]::placeholder {
            color: var(--text-tertiary);
        }
        .filter-chip {
            display: inline-block;
            padding: 7px 14px;
            border-radius: var(--radius-chip);
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-main);
            border: 1px solid var(--border-color);
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            user-select: none;
        }
        .filter-chip:hover {
            color: var(--text-main);
            border-color: var(--text-secondary);
        }
        .filter-chip.active-filter {
            background: rgba(240, 136, 62, 0.18);
            color: var(--accent);
            border-color: var(--accent);
            font-weight: 600;
        }
        @media (max-width: 600px) {
            .filter-bar {
                gap: 6px;
                padding: 10px 12px;
            }
            .filter-bar input[type="text"] {
                min-width: 100%;
                max-width: 100%;
                flex: none;
                width: 100%;
            }
            .filter-chip {
                font-size: 0.72rem;
                padding: 5px 10px;
            }
        }

        /* ========== 排名表格 ========== */
        .table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            background: var(--card-bg);
            -webkit-overflow-scrolling: touch;
        }
        .table-wrap table {
            width: 100%;
            border-collapse: collapse;
            min-width: 900px;
            font-size: 0.88rem;
        }
        .table-wrap thead th {
            padding: 14px 12px;
            text-align: left;
            font-weight: 600;
            color: var(--text-secondary);
            font-size: 0.78rem;
            text-transform: uppercase;
            letter-spacing: 0.03em;
            border-bottom: 2px solid var(--border-color);
            background: var(--card-bg);
            white-space: nowrap;
            position: sticky;
            top: 0;
            z-index: 1;
        }
        .table-wrap tbody td {
            padding: 11px 12px;
            border-bottom: 1px solid rgba(45, 51, 59, 0.6);
            vertical-align: middle;
            white-space: nowrap;
        }
        .table-wrap tbody tr {
            transition: background var(--transition-fast);
        }
        .table-wrap tbody tr:hover {
            background: var(--card-hover);
        }
        .table-wrap tbody tr.row-top1 {
            background: rgba(240, 200, 60, 0.03);
        }
        .table-wrap tbody tr.row-top2 {
            background: rgba(180, 180, 190, 0.02);
        }
        .table-wrap tbody tr.row-top3 {
            background: rgba(200, 140, 80, 0.02);
        }
        .rank-cell {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", monospace;
            font-weight: 700;
            font-size: 1rem;
            color: var(--accent);
            text-align: center;
            width: 50px;
        }
        .rank-cell.top1 {
            color: #f0c83c;
            font-size: 1.15rem;
        }
        .rank-cell.top2 {
            color: #b8b8c0;
        }
        .rank-cell.top3 {
            color: #c88c50;
        }
        .team-cell {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            color: var(--text-main);
        }
        .team-cell-img {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            object-fit: cover;
            flex-shrink: 0;
            border: 1px solid var(--border-color);
            background: var(--card-hover);
        }
        .score-cell {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", monospace;
            font-weight: 700;
            color: var(--accent);
            font-size: 1rem;
        }
        .win-cell {
            color: var(--accent-green);
            font-weight: 600;
        }
        .loss-cell {
            color: var(--accent-red);
            font-weight: 600;
        }
        .winrate-cell {
            font-weight: 600;
            color: var(--text-main);
        }
        .trend-up {
            color: var(--accent-green);
            font-weight: 700;
            font-size: 1.1rem;
        }
        .trend-down {
            color: var(--accent-red);
            font-weight: 700;
            font-size: 1.1rem;
        }
        .trend-stable {
            color: var(--text-secondary);
            font-weight: 700;
        }
        .recent-form {
            display: flex;
            gap: 3px;
            align-items: center;
        }
        .form-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .form-dot.w {
            background: var(--accent-green);
        }
        .form-dot.l {
            background: var(--accent-red);
        }
        .region-tag-sm {
            display: inline-block;
            padding: 3px 9px;
            border-radius: var(--radius-chip);
            background: rgba(240, 136, 62, 0.1);
            color: var(--accent);
            font-size: 0.7rem;
            font-weight: 500;
        }

        /* ========== 数据概览卡片 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 12px;
        }
        @media (max-width: 600px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
        }
        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 16px;
            transition: all var(--transition-fast);
            cursor: default;
        }
        .stat-card:hover {
            border-color: var(--accent);
            background: var(--card-hover);
        }
        .stat-icon {
            font-size: 1.3rem;
            margin-bottom: 6px;
        }
        .stat-value {
            font-family: "JetBrains Mono", "SF Mono", "Consolas", monospace;
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.1;
            margin-bottom: 2px;
        }
        .stat-label {
            font-size: 0.75rem;
            color: var(--text-secondary);
            margin-bottom: 2px;
        }
        .stat-note {
            font-size: 0.7rem;
            color: var(--accent-green);
            font-weight: 500;
        }
        .stat-note.negative {
            color: var(--accent-red);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--card-bg);
            transition: all var(--transition-fast);
        }
        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-weight: 600;
            color: var(--text-main);
            font-size: 0.95rem;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--card-hover);
        }
        .faq-q-mark {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
            margin-right: 4px;
        }
        .faq-arrow {
            flex-shrink: 0;
            transition: transform var(--transition-slow);
            font-size: 0.8rem;
            color: var(--text-secondary);
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 16px 20px;
            color: var(--text-main);
            font-size: 0.9rem;
            line-height: 1.7;
            border-top: 1px solid var(--border-color);
            margin: 0 16px;
        }
        .faq-a-mark {
            color: var(--text-secondary);
            font-weight: 700;
            margin-right: 4px;
        }
        .faq-toggle-all {
            font-size: 0.8rem;
            color: var(--accent);
            cursor: pointer;
            background: none;
            border: none;
            font-weight: 500;
            padding: 6px 12px;
            border-radius: var(--radius-chip);
            transition: all var(--transition-fast);
        }
        .faq-toggle-all:hover {
            background: rgba(240, 136, 62, 0.1);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(240, 136, 62, 0.08), rgba(224, 85, 85, 0.05));
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px 28px;
            text-align: center;
        }
        .cta-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px 0;
        }
        .cta-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin: 0 0 18px 0;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-input-row {
            display: flex;
            gap: 8px;
            max-width: 420px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-input-row input {
            flex: 1;
            min-width: 180px;
            padding: 11px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            background: var(--bg-main);
            color: var(--text-main);
            font-size: 0.9rem;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .cta-input-row input:focus {
            border-color: var(--accent);
        }
        .cta-input-row input::placeholder {
            color: var(--text-tertiary);
        }
        .cta-input-row button {
            padding: 11px 22px;
            border-radius: 8px;
            border: none;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-input-row button:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(240, 136, 62, 0.35);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--footer-bg);
            border-top: 1px solid var(--border-color);
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 10px 0;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            font-size: 0.8rem;
            color: var(--text-tertiary);
            margin-bottom: 6px;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
            font-size: 0.75rem;
            color: var(--text-tertiary);
            line-height: 1.6;
        }
        .footer-bottom a {
            color: var(--text-tertiary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* 通用间距 */
        .section-spacing {
            margin-bottom: 56px;
        }
        @media (max-width: 768px) {
            .section-spacing {
                margin-bottom: 36px;
            }
        }

        /* 分隔线 */
        .divider-thin {
            border: none;
            border-top: 1px solid var(--border-color);
            margin: 0;
        }

        /* focus轮廓 */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

/* roulang page: category5 */
:root {
            --bg-primary: #16191e;
            --bg-card: #1e2229;
            --bg-card-hover: #252a33;
            --bg-nav: #1a1d23;
            --bg-footer: #111318;
            --border-color: #2d333b;
            --accent: #f0883e;
            --accent-dark: #e07028;
            --accent-gradient: linear-gradient(135deg, #f0883e 0%, #e07028 100%);
            --green: #4caf84;
            --red: #e05555;
            --text-primary: #e4e6eb;
            --text-secondary: #9da3af;
            --text-tertiary: #6b7280;
            --font-mono: 'JetBrains Mono', 'SF Mono', 'Consolas', 'Menlo', monospace;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --radius-chip: 20px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.3s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 导航 ========== */
        .header-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--bg-nav);
            border-bottom: 1px solid var(--border-color);
            height: 58px;
        }
        .nav-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            height: 100%;
            gap: 16px;
        }
        .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.5px;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .nav-chips {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-chips::-webkit-scrollbar {
            display: none;
        }
        .nav-chip {
            display: inline-block;
            padding: 7px 15px;
            border-radius: var(--radius-chip);
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            background: transparent;
            position: relative;
        }
        .nav-chip:hover {
            color: var(--text-primary);
            background: rgba(240, 136, 62, 0.08);
        }
        .nav-chip.active {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.16);
            font-weight: 600;
        }
        .nav-chip.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 15px;
            right: 15px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--accent-gradient);
            color: #fff;
            font-weight: 600;
            font-size: 0.875rem;
            border-radius: 8px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .nav-cta-btn:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 14px rgba(240, 136, 62, 0.35);
        }
        .nav-cta-btn:active {
            transform: scale(0.98);
            box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.3);
        }
        .hamburger-btn {
            display: none;
            background: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 8px;
            border-radius: 6px;
            line-height: 1;
            transition: background var(--transition-fast);
        }
        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* 移动端底部标签栏 */
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: var(--bg-nav);
            border-top: 1px solid var(--border-color);
            padding: 6px 8px env(safe-area-inset-bottom, 8px) 8px;
            justify-content: space-around;
            align-items: center;
        }
        .mobile-bottom-nav .mbn-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 3px;
            font-size: 0.65rem;
            color: var(--text-secondary);
            padding: 5px 8px;
            border-radius: 8px;
            transition: all var(--transition-fast);
            text-align: center;
            min-width: 48px;
        }
        .mobile-bottom-nav .mbn-item .mbn-icon {
            font-size: 1.2rem;
            line-height: 1;
        }
        .mobile-bottom-nav .mbn-item.active {
            color: var(--accent);
        }

        /* 汉堡全屏面板 */
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 150;
            background: var(--bg-nav);
            flex-direction: column;
            padding: 20px;
            overflow-y: auto;
        }
        .mobile-overlay.open {
            display: flex;
        }
        .mobile-overlay .mo-close {
            align-self: flex-end;
            background: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            padding: 8px;
            border-radius: 6px;
        }
        .mobile-overlay .mo-link {
            display: block;
            padding: 14px 16px;
            font-size: 1.1rem;
            color: var(--text-primary);
            border-radius: 8px;
            margin-bottom: 4px;
            transition: background var(--transition-fast);
        }
        .mobile-overlay .mo-link:hover {
            background: rgba(255, 255, 255, 0.04);
        }
        .mobile-overlay .mo-link.active {
            color: var(--accent);
            background: rgba(240, 136, 62, 0.12);
            font-weight: 600;
        }

        @media (max-width: 767px) {
            .header-nav {
                height: 50px;
            }
            .nav-chips {
                display: none;
            }
            .desktop-only {
                display: none !important;
            }
            .hamburger-btn {
                display: block;
                margin-left: auto;
            }
            .mobile-bottom-nav {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .nav-logo {
                font-size: 1.1rem;
            }
        }
        @media (min-width: 768px) {
            .mobile-bottom-nav {
                display: none !important;
            }
            .mobile-overlay {
                display: none !important;
            }
            .hamburger-btn {
                display: none !important;
            }
        }

        /* ========== 板块间距 ========== */
        .section-py {
            padding-top: 60px;
            padding-bottom: 60px;
        }
        @media (max-width: 767px) {
            .section-py {
                padding-top: 40px;
                padding-bottom: 40px;
            }
        }

        /* ========== Hero 数据仪表板 ========== */
        .hero-dashboard {
            background-color: var(--bg-primary);
            background-image:
                linear-gradient(rgba(22, 25, 30, 0.85), rgba(22, 25, 30, 0.85)),
                url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 48px 0 56px;
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }
        .hero-dashboard::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(255, 255, 255, 0.012) 40px, rgba(255, 255, 255, 0.012) 41px),
                repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(255, 255, 255, 0.012) 40px, rgba(255, 255, 255, 0.012) 41px);
            pointer-events: none;
            z-index: 0;
        }
        .hero-dashboard>* {
            position: relative;
            z-index: 1;
        }
        .dashboard-grid {
            display: grid;
            grid-template-columns: 1fr 1.6fr;
            gap: 28px;
            align-items: start;
        }
        .dashboard-intro h1 {
            font-size: 2.3rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-primary);
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }
        .dashboard-intro h1 span {
            color: var(--accent);
        }
        .dashboard-intro .status-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        .status-dot {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        .status-dot .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--green);
            display: inline-block;
        }
        .status-dot .dot.live-dot {
            background: var(--red);
            animation: pulse-dot 1.5s ease-in-out infinite;
            box-shadow: 0 0 0 0 rgba(224, 85, 85, 0.7);
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(224, 85, 85, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(224, 85, 85, 0);
            }
        }
        .dashboard-intro .intro-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            max-width: 460px;
        }
        .dashboard-metrics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
        }
        .dash-metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 16px 14px;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: default;
        }
        .dash-metric-card:hover {
            border-color: var(--accent);
            background: var(--bg-card-hover);
        }
        .dash-metric-card .metric-icon {
            font-size: 1.4rem;
            margin-bottom: 6px;
        }
        .dash-metric-card .metric-value {
            font-family: var(--font-mono);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.15;
            letter-spacing: -0.5px;
        }
        .dash-metric-card .metric-label {
            font-size: 0.75rem;
            color: var(--text-secondary);
            margin-top: 3px;
            line-height: 1.3;
        }
        .dash-metric-card .metric-trend {
            font-size: 0.7rem;
            margin-top: 2px;
        }
        .trend-up {
            color: var(--green);
        }
        .trend-down {
            color: var(--red);
        }
        .trend-stable {
            color: var(--text-secondary);
        }
        @media (max-width: 1023px) {
            .dashboard-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .dashboard-intro h1 {
                font-size: 1.8rem;
            }
            .dashboard-metrics {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
        }
        @media (max-width: 520px) {
            .dashboard-metrics {
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
            }
            .dash-metric-card .metric-value {
                font-size: 1.3rem;
            }
            .hero-dashboard {
                padding: 32px 0 36px;
            }
            .dashboard-intro h1 {
                font-size: 1.5rem;
            }
        }

        /* ========== 数据维度卡片网格 ========== */
        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .dimension-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            transition: all var(--transition-smooth);
            cursor: default;
            position: relative;
            overflow: hidden;
        }
        .dimension-card:hover {
            border-color: var(--accent);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .dimension-card .dim-icon {
            font-size: 1.6rem;
            margin-bottom: 10px;
            display: block;
        }
        .dimension-card .dim-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
            letter-spacing: 0.2px;
        }
        .dimension-card .dim-value {
            font-family: var(--font-mono);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.15;
        }
        .dimension-card .dim-unit {
            font-size: 0.8rem;
            color: var(--text-secondary);
            font-family: var(--font-sans);
        }
        .dimension-card .dim-desc {
            font-size: 0.78rem;
            color: var(--text-secondary);
            margin-top: 6px;
            line-height: 1.45;
        }
        .dimension-card .dim-chart {
            margin-top: 10px;
            display: flex;
            align-items: flex-end;
            gap: 3px;
            height: 28px;
        }
        .dimension-card .dim-chart .bar {
            flex: 1;
            border-radius: 2px 2px 0 0;
            background: var(--accent);
            opacity: 0.5;
            transition: opacity var(--transition-fast);
            min-width: 4px;
        }
        .dimension-card .dim-chart .bar:nth-child(odd) {
            opacity: 0.7;
        }
        .dimension-card .dim-chart .bar:last-child {
            opacity: 1;
            background: var(--accent);
        }
        .dimension-card:hover .dim-chart .bar {
            opacity: 0.75;
        }
        @media (max-width: 1023px) {
            .dimension-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }
        }
        @media (max-width: 767px) {
            .dimension-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .dimension-card {
                padding: 14px 12px;
            }
            .dimension-card .dim-value {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .dimension-grid {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }
            .dimension-card .dim-value {
                font-size: 1.2rem;
            }
        }

        /* ========== 趋势图表区域 ========== */
        .trend-section {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
        }
        .trend-section .trend-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }
        .trend-chart-area {
            display: flex;
            align-items: flex-end;
            gap: 6px;
            height: 140px;
            padding: 0 4px;
            position: relative;
        }
        .trend-chart-area .tbar {
            flex: 1;
            border-radius: 3px 3px 0 0;
            background: var(--accent);
            opacity: 0.55;
            transition: all var(--transition-fast);
            min-width: 8px;
            position: relative;
            cursor: pointer;
        }
        .trend-chart-area .tbar:hover {
            opacity: 1;
            background: var(--accent);
            box-shadow: 0 0 8px rgba(240, 136, 62, 0.5);
        }
        .trend-chart-area .tbar.highlight {
            opacity: 1;
            background: var(--accent-gradient);
        }
        .trend-labels {
            display: flex;
            justify-content: space-between;
            margin-top: 8px;
            font-size: 0.7rem;
            color: var(--text-tertiary);
            padding: 0 4px;
        }
        @media (max-width: 520px) {
            .trend-chart-area {
                height: 100px;
                gap: 4px;
            }
            .trend-section {
                padding: 18px 14px;
            }
        }

        /* ========== 细分统计表 ========== */
        .stats-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            background: var(--bg-card);
        }
        .stats-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            min-width: 700px;
        }
        .stats-table thead th {
            background: var(--bg-nav);
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            padding: 13px 16px;
            text-align: left;
            border-bottom: 2px solid var(--border-color);
            white-space: nowrap;
        }
        .stats-table tbody td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-color);
            color: var(--text-primary);
            white-space: nowrap;
        }
        .stats-table tbody tr {
            transition: background var(--transition-fast);
        }
        .stats-table tbody tr:hover {
            background: var(--bg-card-hover);
        }
        .stats-table tbody tr:last-child td {
            border-bottom: none;
        }
        .stats-table .num-cell {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--accent);
        }
        .stats-table .badge-cell {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-green {
            background: rgba(76, 175, 132, 0.18);
            color: var(--green);
        }
        .badge-orange {
            background: rgba(240, 136, 62, 0.18);
            color: var(--accent);
        }
        .badge-gray {
            background: rgba(157, 163, 175, 0.14);
            color: var(--text-secondary);
        }

        /* ========== 数据服务卡片 ========== */
        .service-cards-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition-smooth);
            cursor: default;
            text-align: center;
        }
        .service-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .service-card .svc-icon {
            font-size: 2.4rem;
            margin-bottom: 12px;
            display: block;
        }
        .service-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }
        .service-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin: 0;
        }
        @media (max-width: 767px) {
            .service-cards-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
        }
        @media (max-width: 480px) {
            .service-cards-row {
                grid-template-columns: 1fr;
                gap: 10px;
            }
        }

        /* ========== FAQ ========== */
        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: #3a4250;
        }
        .faq-question {
            width: 100%;
            background: none;
            color: var(--text-primary);
            font-size: 0.95rem;
            font-weight: 600;
            padding: 16px 20px;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: background var(--transition-fast);
            border: none;
            font-family: var(--font-sans);
            letter-spacing: 0.2px;
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-question .q-mark {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
        }
        .faq-question .faq-arrow {
            font-size: 0.8rem;
            transition: transform var(--transition-slow);
            color: var(--text-secondary);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            background: rgba(0, 0, 0, 0.15);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-answer .a-mark {
            color: var(--text-secondary);
            font-weight: 700;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px 28px;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }
        .cta-section p {
            color: var(--text-secondary);
            margin: 0 0 20px;
            font-size: 0.95rem;
        }
        .cta-input-row {
            display: flex;
            gap: 10px;
            max-width: 420px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-input-row input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border-radius: 8px;
            background: var(--bg-primary);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: border-color var(--transition-fast);
        }
        .cta-input-row input:focus {
            border-color: var(--accent);
        }
        .cta-input-row .btn-cta {
            padding: 12px 24px;
            background: var(--accent-gradient);
            color: #fff;
            font-weight: 600;
            border-radius: 8px;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: none;
            cursor: pointer;
            letter-spacing: 0.3px;
        }
        .cta-input-row .btn-cta:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(240, 136, 62, 0.4);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-footer);
            padding: 48px 0 28px;
            border-top: 1px solid var(--border-color);
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            font-size: 0.82rem;
            color: var(--text-tertiary);
            padding: 4px 0;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-tertiary);
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
        }
        .footer-bottom a {
            color: var(--text-tertiary);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 18px;
            }
        }
        @media (max-width: 767px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .site-footer {
                padding: 32px 0 20px;
                margin-bottom: 60px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }

        /* ========== 模块标题 ========== */
        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 22px;
            letter-spacing: 0.4px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title::before {
            content: '';
            display: inline-block;
            width: 4px;
            height: 22px;
            background: var(--accent);
            border-radius: 2px;
            flex-shrink: 0;
        }
        @media (max-width: 767px) {
            .section-title {
                font-size: 1.25rem;
                margin-bottom: 16px;
            }
            .section-title::before {
                height: 18px;
                width: 3px;
            }
        }

        /* 按钮通用 */
        .btn-outline-sm {
            display: inline-block;
            padding: 8px 18px;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            background: transparent;
            cursor: pointer;
            letter-spacing: 0.2px;
        }
        .btn-outline-sm:hover {
            background: rgba(240, 136, 62, 0.1);
            color: #f5a55a;
        }