/* roulang page: index */
:root {
            --primary-blue: #1B6DCC;
            --primary-blue-light: #3D8BFD;
            --primary-blue-soft: #EAF3FD;
            --accent-green: #27A34A;
            --accent-yellow: #F5B942;
            --bg-page: #F4F7FA;
            --bg-card: #FFFFFF;
            --text-main: #1A2433;
            --text-secondary: #5A6472;
            --text-muted: #8A94A6;
            --border-color: #E2E8F0;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(18, 52, 86, 0.08);
            --shadow-card-hover: 0 8px 24px rgba(18, 52, 86, 0.14);
            --shadow-btn: 0 4px 10px rgba(27, 109, 204, 0.22);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap-desktop: 72px;
            --section-gap-mobile: 44px;
            --nav-height: 68px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: #0f5296;
            text-decoration: none;
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-blue-light);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-pad {
            padding: var(--section-gap-desktop) 0;
        }
        .section-pad-sm {
            padding: 44px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.75;
            margin-bottom: 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.01em;
        }
        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: #0f5296;
            color: #fff;
            box-shadow: 0 6px 16px rgba(27, 109, 204, 0.32);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: #fff;
            color: var(--primary-blue);
            border: 1px solid var(--primary-blue);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-color: var(--primary-blue);
        }
        .btn-green {
            background: var(--accent-green);
            color: #fff;
            box-shadow: 0 4px 10px rgba(39, 163, 74, 0.22);
        }
        .btn-green:hover,
        .btn-green:focus {
            background: #1e8a3e;
            color: #fff;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: 17px;
            border-radius: 10px;
        }
        .badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }
        .badge-blue {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }
        .badge-green {
            background: #E8F7EE;
            color: #1e8a3e;
        }
        .badge-yellow {
            background: #FEF6E0;
            color: #C47D0A;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-body {
            padding: 22px 20px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .card-img {
            height: 200px;
            object-fit: cover;
            width: 100%;
        }
        /* Navigation */
        .site-header {
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 8px rgba(18, 52, 86, 0.05);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: var(--nav-height);
            flex-wrap: wrap;
            padding: 8px 0;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .site-logo i {
            color: var(--primary-blue);
            font-size: 26px;
        }
        .nav-search-wrap {
            display: flex;
            align-items: center;
            flex: 1 1 220px;
            max-width: 42%;
            min-width: 180px;
            position: relative;
        }
        .nav-search-wrap input {
            width: 100%;
            padding: 10px 40px 10px 18px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
            background: #fff;
            font-size: 14px;
            color: var(--text-main);
            transition: all var(--transition);
        }
        .nav-search-wrap input:focus {
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(27, 109, 204, 0.12);
            outline: none;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            right: 14px;
            color: var(--text-muted);
            font-size: 15px;
            pointer-events: none;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            list-style: none;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }
        .nav-menu li a.active {
            background: var(--primary-blue);
            color: #fff;
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            padding: 8px 12px;
            cursor: pointer;
            font-size: 18px;
            color: var(--text-main);
        }
        .nav-search-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            border-radius: 50%;
            width: 38px;
            height: 38px;
            cursor: pointer;
            font-size: 16px;
            color: var(--text-main);
            align-items: center;
            justify-content: center;
        }
        /* Hero - no big image, icon matrix + status bar */
        .hero {
            background: linear-gradient(135deg, #F0F6FF 0%, #E8F3FE 35%, #F4F7FA 70%, #FEF9EC 100%);
            padding: 64px 0 52px;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "";
            position: absolute;
            top: -120px;
            right: -80px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(61, 139, 253, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 44px;
            align-items: center;
        }
        .hero-content h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }
        .hero-content .hero-desc {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 22px;
            max-width: 540px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }
        .hero-status-bar {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: center;
            padding-top: 16px;
            border-top: 1px solid rgba(27, 109, 204, 0.15);
            font-size: 14px;
            color: var(--text-secondary);
        }
        .hero-status-bar .status-item {
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .hero-status-bar .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-green);
            display: inline-block;
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.55;
                transform: scale(1.4);
            }
        }
        .hero-icon-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
        }
        .hero-icon-item {
            background: rgba(255, 255, 255, 0.82);
            border-radius: 12px;
            border: 1px solid rgba(18, 52, 86, 0.07);
            padding: 18px 12px;
            text-align: center;
            transition: all var(--transition);
        }
        .hero-icon-item:hover {
            background: #fff;
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }
        .hero-icon-item i {
            font-size: 28px;
            color: var(--primary-blue);
            margin-bottom: 8px;
            display: block;
        }
        .hero-icon-item span {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            display: block;
            line-height: 1.4;
        }
        /* KPI board */
        .kpi-board {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 32px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            border: 1px solid rgba(18, 52, 86, 0.06);
        }
        .kpi-item {
            text-align: center;
            padding: 4px 8px;
        }
        .kpi-item .kpi-number {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .kpi-item .kpi-label {
            font-size: 14px;
            color: var(--text-secondary);
        }
        /* Service matrix - different from 3-col cards */
        .service-matrix {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 18px;
        }
        .service-matrix .matrix-main {
            grid-row: span 2;
            background: linear-gradient(135deg, #1B6DCC, #3D8BFD);
            color: #fff;
            border-radius: var(--radius-card);
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            box-shadow: 0 6px 20px rgba(27, 109, 204, 0.28);
        }
        .service-matrix .matrix-main h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }
        .service-matrix .matrix-main p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.75;
        }
        .service-matrix .matrix-main .matrix-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            margin-top: 16px;
        }
        .service-matrix .matrix-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 22px;
            border: 1px solid rgba(18, 52, 86, 0.06);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .service-matrix .matrix-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .service-matrix .matrix-card i {
            font-size: 22px;
            color: var(--primary-blue);
            margin-bottom: 8px;
        }
        .service-matrix .matrix-card h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-main);
        }
        .service-matrix .matrix-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
        }
        /* Comparison */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .compare-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px;
            border-top: 4px solid var(--border-color);
        }
        .compare-card.highlight {
            border-top-color: var(--primary-blue);
            background: linear-gradient(180deg, #F8FBFF 0%, #FFFFFF 100%);
        }
        .compare-card .compare-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .compare-card ul {
            list-style: none;
            padding: 0;
        }
        .compare-card ul li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 15px;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .compare-card ul li:last-child {
            border-bottom: none;
        }
        .compare-card ul li i.fa-check {
            color: var(--accent-green);
            margin-top: 3px;
        }
        .compare-card ul li i.fa-times {
            color: #C0392B;
            margin-top: 3px;
        }
        /* Milestones */
        .timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .timeline-item {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 22px;
            border: 1px solid rgba(18, 52, 86, 0.06);
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: all var(--transition);
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .timeline-item .tl-year {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary-blue);
            display: block;
            margin-bottom: 6px;
        }
        .timeline-item .tl-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        /* News */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .news-card {
            display: flex;
            flex-direction: column;
        }
        .news-card .card-img {
            height: 170px;
        }
        .news-card .news-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 6px;
            display: block;
        }
        .news-card .news-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 6px;
        }
        .news-card .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            flex: 1;
        }
        .news-card .btn {
            align-self: flex-start;
        }
        /* Platform security */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .security-item {
            background: var(--bg-card);
            border-radius: 10px;
            padding: 20px;
            text-align: center;
            border: 1px solid rgba(39, 163, 74, 0.18);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .security-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .security-item i {
            font-size: 24px;
            color: var(--accent-green);
            margin-bottom: 8px;
        }
        .security-item h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-main);
        }
        .security-item p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        /* FAQ */
        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: 10px;
            border: 1px solid var(--border-color);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 15px;
            color: var(--text-main);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--text-muted);
            font-size: 14px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        /* Brand story */
        .brand-story {
            background: linear-gradient(135deg, #1A2433 0%, #2A3A52 100%);
            border-radius: var(--radius-card);
            color: #fff;
            padding: 40px;
            box-shadow: 0 8px 28px rgba(26, 36, 51, 0.3);
        }
        .brand-story h2 {
            color: #fff;
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .brand-story p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            line-height: 1.85;
            max-width: 900px;
        }
        /* Match schedule table */
        .schedule-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .schedule-table th,
        .schedule-table td {
            padding: 14px 16px;
            text-align: left;
            font-size: 14px;
            border-bottom: 1px solid var(--border-color);
        }
        .schedule-table th {
            background: #F0F6FF;
            color: var(--text-main);
            font-weight: 700;
            font-size: 13px;
            letter-spacing: 0.04em;
        }
        .schedule-table tr:last-child td {
            border-bottom: none;
        }
        .schedule-table td .match-league {
            display: inline-block;
            padding: 2px 8px;
            font-size: 12px;
            border-radius: 4px;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            font-weight: 600;
            margin-right: 6px;
        }
        /* Star column */
        .star-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .star-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
            border: 1px solid rgba(18, 52, 86, 0.06);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .star-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .star-avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 800;
            margin: 0 auto 10px;
        }
        .star-card .star-name {
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 2px;
        }
        .star-card .star-role {
            font-size: 12px;
            color: var(--text-muted);
        }
        /* Video cards horizontal scroll */
        .video-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .video-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .video-scroll::-webkit-scrollbar-track {
            background: var(--border-color);
            border-radius: 3px;
        }
        .video-scroll::-webkit-scrollbar-thumb {
            background: var(--primary-blue-light);
            border-radius: 3px;
        }
        .video-card {
            min-width: 280px;
            max-width: 300px;
            scroll-snap-align: start;
            flex-shrink: 0;
        }
        .video-card .card-img {
            height: 160px;
        }
        /* Tactical classroom */
        .tactic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .tactic-card {
            position: relative;
            display: block;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .tactic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .tactic-card .tactic-img {
            height: 180px;
            object-fit: cover;
            width: 100%;
        }
        .tactic-card .tactic-body {
            padding: 16px 18px;
        }
        .tactic-card .tactic-tag {
            font-size: 12px;
            color: var(--primary-blue);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .tactic-card h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-main);
        }
        .tactic-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
        }
        /* Fan levels */
        .level-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 12px;
        }
        .level-card {
            background: var(--bg-card);
            border-radius: 10px;
            padding: 16px 12px;
            text-align: center;
            border: 1px solid rgba(18, 52, 86, 0.06);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .level-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .level-card .level-icon {
            font-size: 26px;
            margin-bottom: 6px;
            display: block;
        }
        .level-card .level-name {
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 2px;
        }
        .level-card .level-desc {
            font-size: 12px;
            color: var(--text-muted);
        }
        /* Prediction */
        .predict-box {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px;
            text-align: center;
            border: 1px solid rgba(27, 109, 204, 0.15);
        }
        .predict-box .predict-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .predict-box .predict-desc {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 18px;
        }
        /* App download */
        .app-download {
            background: linear-gradient(135deg, #EAF3FD, #F8FBFF);
            border-radius: var(--radius-card);
            padding: 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            border: 1px solid rgba(27, 109, 204, 0.12);
        }
        .app-download .app-info h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .app-download .app-info p {
            font-size: 15px;
            color: var(--text-secondary);
        }
        .app-download .app-btns {
            display: flex;
            gap: 10px;
        }
        /* Footer */
        .site-footer {
            background: #1A2433;
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 28px;
            font-size: 14px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition);
        }
        .site-footer a:hover {
            color: #fff;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 8px;
        }
        /* Bottom fixed CTA */
        .bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-color);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 18px;
            z-index: 99;
            transform: translateY(100%);
            transition: transform 0.35s ease;
            box-shadow: 0 -4px 16px rgba(18, 52, 86, 0.1);
        }
        .bottom-cta.show {
            transform: translateY(0);
        }
        .bottom-cta .cta-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-icon-matrix {
                grid-template-columns: repeat(3, 1fr);
            }
            .service-matrix {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .service-matrix .matrix-main {
                grid-column: span 2;
                grid-row: auto;
            }
            .kpi-board {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .timeline {
                grid-template-columns: repeat(2, 1fr);
            }
            .star-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tactic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .level-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-gap-desktop: 48px;
                --nav-height: 60px;
            }
            .header-inner {
                flex-wrap: nowrap;
                gap: 8px;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border-color);
                padding: 12px 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                box-shadow: 0 10px 24px rgba(18, 52, 86, 0.12);
                z-index: 99;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 10px 14px;
                font-size: 15px;
            }
            .nav-toggle {
                display: block;
            }
            .nav-search-wrap {
                display: none;
            }
            .nav-search-toggle {
                display: flex;
            }
            .nav-search-wrap.mobile-open {
                display: flex;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                padding: 10px 16px;
                background: #fff;
                border-bottom: 1px solid var(--border-color);
                max-width: 100%;
                z-index: 99;
            }
            .hero {
                padding: 36px 0 32px;
            }
            .hero-content h1 {
                font-size: 26px;
            }
            .hero-content .hero-desc {
                font-size: 15px;
            }
            .hero-icon-matrix {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .hero-icon-item {
                padding: 12px 6px;
            }
            .hero-icon-item i {
                font-size: 20px;
            }
            .hero-icon-item span {
                font-size: 11px;
            }
            .section-title {
                font-size: 22px;
            }
            .section-sub {
                font-size: 15px;
            }
            .kpi-board {
                grid-template-columns: repeat(2, 1fr);
                padding: 18px;
                gap: 14px;
            }
            .kpi-item .kpi-number {
                font-size: 22px;
            }
            .service-matrix {
                grid-template-columns: 1fr;
            }
            .service-matrix .matrix-main {
                grid-column: auto;
            }
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .timeline {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .star-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .tactic-grid {
                grid-template-columns: 1fr;
            }
            .level-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .app-download {
                padding: 24px;
                flex-direction: column;
                text-align: center;
            }
            .app-download .app-btns {
                justify-content: center;
                flex-wrap: wrap;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .bottom-cta {
                padding: 8px 14px;
                gap: 10px;
                flex-wrap: wrap;
            }
            .bottom-cta .cta-text {
                font-size: 12px;
            }
            .btn-lg {
                padding: 12px 20px;
                font-size: 15px;
            }
            .schedule-table {
                font-size: 12px;
            }
            .schedule-table th,
            .schedule-table td {
                padding: 10px 8px;
                font-size: 12px;
            }
        }
        @media (max-width: 520px) {
            .hero-icon-matrix {
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
            }
            .hero-icon-item {
                padding: 8px 4px;
            }
            .hero-icon-item i {
                font-size: 16px;
                margin-bottom: 4px;
            }
            .hero-icon-item span {
                font-size: 10px;
            }
            .kpi-board {
                grid-template-columns: repeat(2, 1fr);
                padding: 14px;
                gap: 10px;
            }
            .kpi-item .kpi-number {
                font-size: 18px;
            }
            .kpi-item .kpi-label {
                font-size: 12px;
            }
            .security-grid {
                grid-template-columns: 1fr;
            }
            .timeline {
                grid-template-columns: 1fr;
            }
            .star-grid {
                grid-template-columns: 1fr;
            }
            .level-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-story {
                padding: 24px;
            }
            .brand-story h2 {
                font-size: 20px;
            }
            .brand-story p {
                font-size: 14px;
                line-height: 1.75;
            }
            .bottom-cta {
                flex-direction: column;
                text-align: center;
                gap: 6px;
                padding: 8px 10px;
            }
            .bottom-cta .btn {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --primary-blue: #1B6DCC;
            --primary-blue-light: #3D8BFD;
            --primary-blue-soft: #EAF3FD;
            --accent-green: #27A34A;
            --accent-yellow: #F5B942;
            --bg-page: #F4F7FA;
            --bg-card: #FFFFFF;
            --text-main: #1A2433;
            --text-secondary: #5A6472;
            --text-muted: #8A94A6;
            --border-color: #E2E8F0;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(18, 52, 86, 0.08);
            --shadow-card-hover: 0 8px 24px rgba(18, 52, 86, 0.14);
            --shadow-btn: 0 4px 10px rgba(27, 109, 204, 0.22);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap-desktop: 48px;
            --section-gap-mobile: 44px;
            --nav-height: 60px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

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

        a:hover,
        a:focus {
            color: #0f5296;
            text-decoration: none;
            outline: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary-blue-light);
            outline-offset: 2px;
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding: var(--section-gap-desktop) 0;
        }

        .section-pad-sm {
            padding: 36px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .section-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.75;
            margin-bottom: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: #0f5296;
            color: #fff;
            box-shadow: 0 6px 16px rgba(27, 109, 204, 0.32);
            transform: translateY(-1px);
        }

        .btn-secondary {
            background: #fff;
            color: var(--primary-blue);
            border: 1px solid var(--primary-blue);
        }

        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-color: var(--primary-blue);
        }

        .btn-green {
            background: var(--accent-green);
            color: #fff;
            box-shadow: 0 4px 10px rgba(39, 163, 74, 0.22);
        }

        .btn-green:hover,
        .btn-green:focus {
            background: #1e8a3e;
            color: #fff;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }

        .btn-lg {
            padding: 15px 32px;
            font-size: 17px;
            border-radius: 10px;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }

        .badge-blue {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }

        .badge-green {
            background: #E8F7EE;
            color: #1e8a3e;
        }

        .badge-yellow {
            background: #FEF6E0;
            color: #C47D0A;
        }

        .badge-red {
            background: #FDECEC;
            color: #C0392B;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            transition: all var(--transition);
            overflow: hidden;
        }

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

        .card-body {
            padding: 22px 20px;
        }

        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .card-img-wrap {
            position: relative;
            width: 100%;
            overflow: hidden;
        }

        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16 / 9;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 8px rgba(18, 52, 86, 0.04);
            padding: 10px 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .site-logo i {
            color: var(--primary-blue);
        }

        .site-logo:hover,
        .site-logo:focus {
            color: var(--primary-blue);
        }

        .nav-search-wrap {
            flex: 1;
            min-width: 240px;
            max-width: 520px;
            position: relative;
            margin: 0 auto;
        }

        .nav-search-wrap input {
            width: 100%;
            padding: 10px 40px 10px 38px;
            border: 1px solid var(--border-color);
            border-radius: 24px;
            font-size: 14px;
            background: var(--bg-page);
            transition: all var(--transition);
            box-shadow: none;
            appearance: none;
            -webkit-appearance: none;
        }

        .nav-search-wrap input:focus {
            border-color: var(--primary-blue);
            background: #fff;
            outline: none;
            box-shadow: 0 0 0 3px rgba(27, 109, 204, 0.1);
        }

        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }

        .nav-menu {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            gap: 4px;
            align-items: center;
            flex-wrap: wrap;
        }

        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-menu li a:hover,
        .nav-menu li a:focus {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .nav-menu li a.active {
            color: #fff;
            background: var(--primary-blue);
            font-weight: 600;
        }

        .nav-toggle,
        .nav-search-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 20px;
            color: var(--text-main);
            cursor: pointer;
            padding: 8px;
            border-radius: 6px;
            transition: all var(--transition);
        }

        .nav-toggle:hover,
        .nav-search-toggle:hover {
            background: var(--bg-page);
            color: var(--primary-blue);
        }

        /* Breadcrumb */
        .breadcrumb-nav {
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .breadcrumb-nav a {
            color: var(--text-secondary);
        }

        .breadcrumb-nav a:hover {
            color: var(--primary-blue);
        }

        .breadcrumb-nav i {
            font-size: 11px;
            color: var(--text-muted);
        }

        .breadcrumb-nav .current {
            color: var(--primary-blue);
            font-weight: 600;
        }

        /* Page Hero Header (分类页专属) */
        .category-hero {
            background: linear-gradient(135deg, #EAF3FD 0%, #F4F7FA 100%);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            margin-bottom: 40px;
            border: 1px solid rgba(27, 109, 204, 0.12);
            position: relative;
            overflow: hidden;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: rgba(27, 109, 204, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 10px 0;
            line-height: 1.3;
        }

        .category-hero .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 760px;
            line-height: 1.8;
            margin: 0;
        }

        /* Focus Match Cards */
        .focus-match-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }

        .focus-match-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            transition: all var(--transition);
            background: var(--bg-card);
        }

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

        .focus-match-card .match-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }

        .focus-match-card .match-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 160px;
            background: linear-gradient(to bottom, rgba(26, 36, 51, 0.05) 0%, rgba(26, 36, 51, 0.55) 100%);
            display: flex;
            align-items: flex-start;
            justify-content: flex-start;
            padding: 12px 16px;
            gap: 6px;
        }

        .focus-match-card .match-body {
            padding: 16px 18px 18px;
        }

        .focus-match-card .match-teams {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .focus-match-card .match-info {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        /* Schedule List Cards */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 22px;
        }

        .schedule-card .card-img-wrap {
            aspect-ratio: 16 / 9;
        }

        .schedule-card .card-img-wrap img {
            aspect-ratio: 16 / 9;
        }

        .schedule-card .match-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            margin-bottom: 8px;
        }

        .schedule-card .match-date i {
            font-size: 13px;
        }

        .schedule-card .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 14px;
        }

        /* League Filter Tags */
        .league-filter-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin-bottom: 28px;
        }

        .league-filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: #fff;
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: all var(--transition);
            user-select: none;
        }

        .league-filter-tag:hover,
        .league-filter-tag:focus {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .league-filter-tag.active-tag {
            background: var(--primary-blue);
            border-color: var(--primary-blue);
            color: #fff;
        }

        .league-filter-tag i {
            font-size: 13px;
        }

        /* Head to Head Comparison */
        .h2h-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            padding: 28px;
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 20px;
            align-items: center;
            transition: all var(--transition);
        }

        .h2h-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .h2h-team {
            text-align: center;
        }

        .h2h-team .h2h-team-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .h2h-team .h2h-team-stat {
            font-size: 13px;
            color: var(--text-muted);
        }

        .h2h-center {
            text-align: center;
            min-width: 120px;
        }

        .h2h-center .h2h-vs {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-blue);
            display: block;
            margin-bottom: 6px;
        }

        .h2h-center .h2h-time {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Timeline Schedule */
        .timeline-list {
            list-style: none;
            margin: 0;
            padding: 0;
            position: relative;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border-color);
        }

        .timeline-item {
            position: relative;
            padding-left: 48px;
            padding-bottom: 24px;
        }

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

        .timeline-item::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 6px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: #fff;
            border: 3px solid var(--primary-blue);
            box-shadow: 0 0 0 4px rgba(27, 109, 204, 0.12);
        }

        .timeline-item .timeline-time {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            margin-bottom: 4px;
        }

        .timeline-item .timeline-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 2px;
        }

        .timeline-item .timeline-desc {
            font-size: 14px;
            color: var(--text-secondary);
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: 0 8px 28px rgba(27, 109, 204, 0.3);
        }

        .subscribe-cta .cta-text {
            flex: 1;
            min-width: 260px;
        }

        .subscribe-cta .cta-text h3 {
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 8px 0;
            line-height: 1.4;
        }

        .subscribe-cta .cta-text p {
            color: rgba(255, 255, 255, 0.88);
            font-size: 15px;
            margin: 0;
            line-height: 1.7;
        }

        .subscribe-cta .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        .subscribe-cta .btn-white {
            background: #fff;
            color: var(--primary-blue);
            font-weight: 700;
        }

        .subscribe-cta .btn-white:hover {
            background: #f0f4f8;
            color: #0f5296;
            transform: translateY(-1px);
        }

        .subscribe-cta .btn-outline-white {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.7);
        }

        .subscribe-cta .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #1A2433;
            color: #fff;
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-grid h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 14px 0;
        }

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

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: var(--primary-blue-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--primary-blue-light);
        }

        /* Responsive */
        @media screen and (max-width: 1024px) {
            .header-inner {
                gap: 12px;
            }
            .nav-search-wrap {
                max-width: 320px;
            }
            .nav-menu li a {
                padding: 7px 10px;
                font-size: 13px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .h2h-card {
                grid-template-columns: 1fr;
                gap: 12px;
                text-align: center;
            }
            .h2h-center {
                min-width: auto;
            }
            .category-hero h1 {
                font-size: 28px;
            }
        }

        @media screen and (max-width: 768px) {
            .site-header {
                padding: 8px 0;
            }
            .header-inner {
                flex-wrap: nowrap;
                justify-content: space-between;
                align-items: center;
            }
            .site-logo {
                font-size: 19px;
                gap: 6px;
            }
            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                order: 3;
            }
            .nav-search-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                order: 2;
                margin-left: auto;
            }
            .nav-search-wrap {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                max-width: none;
                margin: 0;
                padding: 8px 16px;
                background: #fff;
                border-bottom: 1px solid var(--border-color);
                display: none;
                z-index: 60;
            }
            .nav-search-wrap.search-open {
                display: block;
            }
            .nav-search-wrap input {
                width: 100%;
            }
            .nav-menu {
                position: absolute;
                top: calc(100% + 48px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: #fff;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 8px 20px rgba(18, 52, 86, 0.12);
                padding: 8px 16px 16px;
                gap: 2px;
                display: none;
                z-index: 59;
            }
            .nav-menu.menu-open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                padding: 10px 14px;
                font-size: 14px;
                width: 100%;
            }
            .category-hero {
                padding: 24px 20px;
                margin-bottom: 28px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 24px;
            }
            .section-pad {
                padding: var(--section-gap-mobile) 0;
            }
            .focus-match-grid {
                grid-template-columns: 1fr;
            }
            .schedule-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-cta {
                padding: 28px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-cta .cta-actions {
                width: 100%;
            }
            .subscribe-cta .cta-actions .btn {
                flex: 1;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .category-hero h1 {
                font-size: 21px;
            }
            .section-title {
                font-size: 21px;
            }
            .section-sub {
                font-size: 15px;
            }
            .focus-match-card .match-img,
            .focus-match-card .match-overlay {
                height: 130px;
            }
            .schedule-card .card-img-wrap,
            .schedule-card .card-img-wrap img {
                aspect-ratio: 16 / 9;
            }
            .league-filter-tag {
                padding: 6px 12px;
                font-size: 13px;
            }
            .h2h-card {
                padding: 20px 16px;
            }
            .subscribe-cta {
                padding: 22px 16px;
            }
            .subscribe-cta .cta-text h3 {
                font-size: 19px;
            }
            .card-body {
                padding: 16px 14px;
            }
            .card-title {
                font-size: 16px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-blue: #1B6DCC;
            --primary-blue-light: #3D8BFD;
            --primary-blue-soft: #EAF3FD;
            --accent-green: #27A34A;
            --accent-yellow: #F5B942;
            --bg-page: #F4F7FA;
            --bg-card: #FFFFFF;
            --text-main: #1A2433;
            --text-secondary: #5A6472;
            --text-muted: #8A94A6;
            --border-color: #E2E8F0;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(18, 52, 86, 0.08);
            --shadow-card-hover: 0 8px 24px rgba(18, 52, 86, 0.14);
            --shadow-btn: 0 4px 10px rgba(27, 109, 204, 0.22);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap-desktop: 48px;
            --section-gap-mobile: 40px;
            --nav-height: 60px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: #0f5296;
            text-decoration: none;
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary-blue-light);
            outline-offset: 2px;
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding: var(--section-gap-desktop) 0;
        }
        .section-pad-sm {
            padding: 36px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.75;
            margin-bottom: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.01em;
        }
        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: #0f5296;
            color: #fff;
            box-shadow: 0 6px 16px rgba(27, 109, 204, 0.32);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: #fff;
            color: var(--primary-blue);
            border: 1px solid var(--primary-blue);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-color: var(--primary-blue);
        }
        .btn-green {
            background: var(--accent-green);
            color: #fff;
            box-shadow: 0 4px 10px rgba(39, 163, 74, 0.22);
        }
        .btn-green:hover,
        .btn-green:focus {
            background: #1e8a3e;
            color: #fff;
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 13px;
            border-radius: 6px;
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: 17px;
            border-radius: 10px;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }
        .badge-blue {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }
        .badge-green {
            background: #E8F7EE;
            color: #1e8a3e;
        }
        .badge-yellow {
            background: #FEF6E0;
            color: #C47D0A;
        }
        .badge-red {
            background: #FDE8E8;
            color: #B91C1C;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-body {
            padding: 20px 18px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.45;
        }
        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #eef2f7;
        }
        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .card:hover .card-cover img {
            transform: scale(1.05);
        }

        .tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 16px;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            margin: 0 6px 8px 0;
            transition: all var(--transition);
            cursor: default;
        }
        .tag:hover {
            background: #d6e7fb;
            color: #0f5296;
        }

        /* Header / Navigation */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: nowrap;
            width: 100%;
        }
        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 21px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }
        .site-logo i {
            color: var(--primary-blue-light);
            font-size: 24px;
        }
        .site-logo:hover {
            color: var(--primary-blue);
        }

        .nav-toggle,
        .nav-search-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 20px;
            color: var(--text-main);
            cursor: pointer;
            padding: 8px 10px;
            border-radius: 6px;
            flex-shrink: 0;
        }
        .nav-toggle:hover,
        .nav-search-toggle:hover {
            background: var(--bg-page);
            color: var(--primary-blue);
        }

        .nav-search-wrap {
            position: relative;
            flex: 1;
            max-width: 420px;
            min-width: 160px;
            margin-left: auto;
            margin-right: 8px;
        }
        .nav-search-wrap input {
            width: 100%;
            padding: 10px 16px 10px 40px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
            background: #F7F9FC;
            font-size: 14px;
            color: var(--text-main);
            transition: all var(--transition);
            outline: none;
        }
        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
            font-size: 13px;
        }
        .nav-search-wrap input:focus {
            border-color: var(--primary-blue-light);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(61, 139, 253, 0.15);
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            flex-shrink: 0;
            flex-wrap: nowrap;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition);
        }
        .nav-menu li a:hover,
        .nav-menu li a:focus {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .nav-menu li a.active {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb-bar a {
            color: var(--text-secondary);
        }
        .breadcrumb-bar a:hover {
            color: var(--primary-blue);
        }
        .breadcrumb-sep {
            margin: 0 8px;
            color: #c3cad6;
        }
        .breadcrumb-current {
            color: var(--primary-blue);
            font-weight: 600;
        }

        /* Category Page Header */
        .category-header {
            background: linear-gradient(135deg, #EAF3FD 0%, #F4F7FA 55%, #FFFFFF 100%);
            padding: 36px 0 28px;
            border-bottom: 1px solid var(--border-color);
        }
        .category-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .category-header .lead {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 800px;
            line-height: 1.75;
            margin-bottom: 4px;
        }
        .category-stats {
            display: flex;
            gap: 24px;
            margin-top: 12px;
            flex-wrap: wrap;
        }
        .category-stats span {
            font-size: 13px;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .category-stats i {
            color: var(--primary-blue);
            font-size: 14px;
        }

        /* Focus Featured */
        .focus-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            transition: all var(--transition);
        }
        .focus-card:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .focus-card .focus-cover {
            aspect-ratio: 16/10;
            overflow: hidden;
            background: #eef2f7;
            min-height: 100%;
        }
        .focus-card .focus-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .focus-card:hover .focus-cover img {
            transform: scale(1.04);
        }
        .focus-body {
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .focus-body .badge {
            align-self: flex-start;
            margin-bottom: 10px;
        }
        .focus-body h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .focus-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 14px;
        }

        /* List Grid Cards */
        .preview-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        /* Data Strip */
        .data-strip {
            background: var(--text-main);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .data-strip h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 2px;
        }
        .data-strip p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.72);
            margin: 0;
        }
        .data-strip .data-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-yellow);
            line-height: 1.2;
        }

        /* Tactical Cards */
        .tactic-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }
        .tactic-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            padding: 20px 18px;
            transition: all var(--transition);
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .tactic-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .tactic-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }
        .tactic-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .tactic-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* Subscribe CTA */
        .subscribe-box {
            background: linear-gradient(120deg, #1B6DCC 0%, #3D8BFD 100%);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            box-shadow: 0 8px 30px rgba(27, 109, 204, 0.25);
        }
        .subscribe-box h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .subscribe-box p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
            max-width: 500px;
            line-height: 1.7;
        }
        .subscribe-box .btn {
            background: #fff;
            color: var(--primary-blue);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            flex-shrink: 0;
        }
        .subscribe-box .btn:hover {
            background: #f0f5fc;
            transform: translateY(-1px);
        }

        /* Recommend */
        .recommend-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }
        .recommend-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: var(--bg-card);
            border-radius: 10px;
            padding: 14px 16px;
            border: 1px solid rgba(18, 52, 86, 0.06);
            box-shadow: 0 2px 8px rgba(18, 52, 86, 0.05);
            transition: all var(--transition);
        }
        .recommend-item:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }
        .recommend-item .rec-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--accent-green);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            flex-shrink: 0;
        }
        .recommend-item .rec-icon.blue {
            background: var(--primary-blue-light);
        }
        .recommend-item .rec-icon.yellow {
            background: var(--accent-yellow);
            color: #7c5a00;
        }
        .recommend-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 2px;
            line-height: 1.4;
        }
        .recommend-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: #1A2433;
            color: #fff;
            padding: 48px 0 24px;
            margin-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-grid h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-blue-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
        }
        .footer-bottom a:hover {
            color: var(--primary-blue-light);
        }

        /* Responsive */
        @media screen and (max-width: 1024px) {
            .preview-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .focus-card {
                grid-template-columns: 1fr;
            }
            .focus-card .focus-cover {
                aspect-ratio: 16/9;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .header-inner {
                gap: 10px;
            }
            .nav-search-wrap {
                max-width: 200px;
            }
            .nav-menu li a {
                padding: 8px 8px;
                font-size: 13px;
            }
        }

        @media screen and (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                gap: 8px;
                padding: 8px 0;
            }
            .site-logo {
                font-size: 18px;
            }
            .site-logo i {
                font-size: 20px;
            }
            .nav-toggle {
                display: block;
                margin-left: auto;
            }
            .nav-search-toggle {
                display: block;
            }
            .nav-search-wrap {
                display: none;
                order: 3;
                flex: 1 1 100%;
                max-width: 100%;
                margin: 4px 0 0 0;
            }
            .nav-search-wrap.open {
                display: block;
            }
            .nav-menu {
                display: none;
                order: 4;
                flex: 1 1 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                background: #fff;
                border-radius: 10px;
                padding: 8px 0;
                box-shadow: 0 12px 30px rgba(18, 52, 86, 0.12);
                max-height: 400px;
                overflow-y: auto;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 10px 16px;
                font-size: 15px;
                border-radius: 0;
                white-space: normal;
            }
            .section-pad {
                padding: var(--section-gap-mobile) 0;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .preview-grid {
                grid-template-columns: 1fr;
            }
            .tactic-grid {
                grid-template-columns: 1fr;
            }
            .recommend-list {
                grid-template-columns: 1fr;
            }
            .data-strip {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .focus-body {
                padding: 20px 16px;
            }
            .focus-body h3 {
                font-size: 18px;
            }
            .subscribe-box {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 20px;
            }
        }

        @media screen and (max-width: 576px) {
            .category-header h1 {
                font-size: 22px;
            }
            .section-title {
                font-size: 22px;
            }
            .card-title {
                font-size: 16px;
            }
            .card-body {
                padding: 16px 14px;
            }
            .category-stats {
                gap: 14px;
            }
            .data-strip .data-num {
                font-size: 22px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category2 */
:root {
            --primary-blue: #1B6DCC;
            --primary-blue-light: #3D8BFD;
            --primary-blue-soft: #EAF3FD;
            --accent-green: #27A34A;
            --accent-yellow: #F5B942;
            --bg-page: #F4F7FA;
            --bg-card: #FFFFFF;
            --text-main: #1A2433;
            --text-secondary: #5A6472;
            --text-muted: #8A94A6;
            --border-color: #E2E8F0;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(18, 52, 86, 0.08);
            --shadow-card-hover: 0 8px 24px rgba(18, 52, 86, 0.14);
            --shadow-btn: 0 4px 10px rgba(27, 109, 204, 0.22);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap-desktop: 48px;
            --section-gap-mobile: 44px;
            --nav-height: 60px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover, a:focus {
            color: #0f5296;
            text-decoration: none;
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-blue-light);
            outline-offset: 2px;
        }

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding: var(--section-gap-desktop) 0;
        }
        .section-pad-sm {
            padding: 36px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.75;
            margin-bottom: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover, .btn-primary:focus {
            background: #0f5296;
            color: #fff;
            box-shadow: 0 6px 16px rgba(27, 109, 204, 0.32);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: #fff;
            color: var(--primary-blue);
            border: 1px solid var(--primary-blue);
        }
        .btn-secondary:hover, .btn-secondary:focus {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-color: var(--primary-blue);
        }
        .btn-green {
            background: var(--accent-green);
            color: #fff;
            box-shadow: 0 4px 10px rgba(39, 163, 74, 0.22);
        }
        .btn-green:hover, .btn-green:focus {
            background: #1e8a3e;
            color: #fff;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: 17px;
            border-radius: 10px;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }
        .badge-blue {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }
        .badge-green {
            background: #E8F7EE;
            color: #1e8a3e;
        }
        .badge-yellow {
            background: #FEF6E0;
            color: #C47D0A;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-body {
            padding: 22px 20px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .card-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .card-img {
            width: 100%;
            height: 0;
            padding-top: 56.25%;
            position: relative;
            overflow: hidden;
            background: var(--primary-blue-soft);
        }
        .card-img img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .card-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.97);
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 1px 8px rgba(18, 52, 86, 0.04);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            gap: 20px;
            height: 100%;
            width: 100%;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .site-logo i {
            color: var(--primary-blue-light);
            font-size: 22px;
        }
        .site-logo span {
            letter-spacing: 0.02em;
        }
        .site-logo:hover, .site-logo:focus {
            color: var(--text-main);
        }

        .nav-search-wrap {
            flex: 1;
            max-width: 460px;
            position: relative;
            min-width: 200px;
        }
        .nav-search-wrap input {
            width: 100%;
            height: 38px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
            background: var(--bg-page);
            padding: 0 20px 0 40px;
            font-size: 14px;
            color: var(--text-main);
            transition: all var(--transition);
            box-sizing: border-box;
        }
        .nav-search-wrap input:focus {
            border-color: var(--primary-blue);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(27, 109, 204, 0.1);
            outline: none;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }

        .nav-menu {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-menu li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .nav-menu li a.active {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            font-weight: 600;
        }

        .nav-toggle,
        .nav-search-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 20px;
            color: var(--text-main);
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: all var(--transition);
        }
        .nav-toggle:hover,
        .nav-search-toggle:hover {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            padding: 20px 0 0;
        }
        .breadcrumb {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li + li::before {
            content: "/";
            color: var(--text-muted);
            font-size: 12px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary-blue);
        }
        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* Page Hero (分类页专用，不同于首页Hero) */
        .page-intro {
            padding: 32px 0 24px;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 32px;
        }
        .page-intro h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }
        .page-intro p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 860px;
            margin: 0;
        }

        /* Team tag chips */
        .team-chip-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .team-chip-list li a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            box-shadow: 0 1px 3px rgba(18, 52, 86, 0.04);
        }
        .team-chip-list li a:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            box-shadow: 0 2px 8px rgba(27, 109, 204, 0.12);
            transform: translateY(-1px);
        }
        .team-chip-list li a i {
            font-size: 12px;
            color: var(--primary-blue-light);
        }

        /* News grid card style */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 24px;
        }
        .news-card .card-body .card-meta {
            margin-bottom: 8px;
        }
        .news-card .card-text {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
        }
        .news-card .btn-sm {
            margin-top: 4px;
        }

        /* Transfer rumor list */
        .rumor-list {
            list-style: none;
            margin: 20px 0 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rumor-list li {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition);
            box-shadow: 0 2px 6px rgba(18, 52, 86, 0.04);
        }
        .rumor-list li:hover {
            border-color: var(--primary-blue-light);
            box-shadow: 0 4px 12px rgba(18, 52, 86, 0.1);
            transform: translateY(-1px);
        }
        .rumor-list .rumor-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }
        .rumor-list .rumor-content {
            flex: 1;
            min-width: 0;
        }
        .rumor-list .rumor-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
        }
        .rumor-list .rumor-date {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        /* Data comparison cards */
        .data-compare-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 20px;
        }
        .data-compare-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 20px 18px;
            text-align: center;
            border: 1px solid rgba(18, 52, 86, 0.06);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .data-compare-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .data-compare-card .data-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .data-compare-card .data-label {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* Hot topics tags */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            list-style: none;
            margin: 20px 0 0;
            padding: 0;
        }
        .tag-cloud li a {
            display: inline-block;
            padding: 7px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
            transition: all var(--transition);
        }
        .tag-cloud li a:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .tag-cloud li a.tag-hot {
            background: var(--accent-yellow);
            color: #5a4a1a;
            border-color: transparent;
        }
        .tag-cloud li a.tag-hot:hover {
            background: #e8ad3a;
            color: #3c2e0a;
        }

        /* Recommend cards horizontal */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 20px;
        }
        .recommend-card {
            display: flex;
            gap: 14px;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 14px;
            border: 1px solid rgba(18, 52, 86, 0.06);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            align-items: center;
        }
        .recommend-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .recommend-card img {
            width: 72px;
            height: 72px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .recommend-card .rec-info {
            flex: 1;
            min-width: 0;
        }
        .recommend-card .rec-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 4px;
        }
        .recommend-card .rec-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Subscribe CTA */
        .subscribe-box {
            background: linear-gradient(135deg, #1B6DCC 0%, #3D8BFD 100%);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            box-shadow: 0 8px 24px rgba(27, 109, 204, 0.2);
            flex-wrap: wrap;
        }
        .subscribe-box .sub-left h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .subscribe-box .sub-left p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
        }
        .subscribe-box .sub-right {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-box .btn-white {
            background: #fff;
            color: var(--primary-blue);
            font-weight: 600;
            padding: 12px 24px;
            border-radius: 8px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .subscribe-box .btn-white:hover {
            background: #f0f5ff;
            transform: translateY(-1px);
        }
        .subscribe-box .btn-outline-white {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255,255,255,0.6);
            font-weight: 500;
            padding: 12px 24px;
            border-radius: 8px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .subscribe-box .btn-outline-white:hover {
            background: rgba(255,255,255,0.15);
            border-color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #1A2433;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 28px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .site-footer h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .data-compare-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .nav-menu {
                gap: 2px;
            }
            .nav-menu li a {
                padding: 6px 10px;
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap-desktop: 36px;
                --nav-height: 56px;
            }
            .section-title {
                font-size: 24px;
            }
            .section-sub {
                font-size: 15px;
            }
            .page-intro h1 {
                font-size: 26px;
            }
            .page-intro p {
                font-size: 15px;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 8px 20px rgba(18, 52, 86, 0.1);
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 12px 14px;
                font-size: 15px;
                border-radius: 8px;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-search-toggle {
                display: inline-flex;
            }
            .nav-search-wrap {
                display: none;
                max-width: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                padding: 12px 20px;
                background: #fff;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 4px 12px rgba(18, 52, 86, 0.08);
            }
            .nav-search-wrap.open {
                display: block;
            }
            .nav-search-wrap input {
                height: 40px;
                font-size: 15px;
            }
            .header-inner {
                gap: 10px;
            }
            .site-logo {
                font-size: 18px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .data-compare-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .subscribe-box {
                padding: 24px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-box .sub-right {
                width: 100%;
                flex-direction: column;
            }
            .subscribe-box .sub-right .btn-white,
            .subscribe-box .sub-right .btn-outline-white {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .rumor-list li {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 14px 16px;
            }
        }

        @media (max-width: 520px) {
            .section-pad {
                padding: 28px 0;
            }
            .section-pad-sm {
                padding: 24px 0;
            }
            .page-intro {
                padding: 24px 0 16px;
            }
            .page-intro h1 {
                font-size: 22px;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 15px;
            }
            .section-title {
                font-size: 22px;
            }
            .data-compare-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .team-chip-list li a {
                padding: 6px 14px;
                font-size: 13px;
            }
            .card-body {
                padding: 16px 14px;
            }
            .card-title {
                font-size: 16px;
            }
            .breadcrumb {
                font-size: 13px;
            }
            .recommend-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .recommend-card img {
                width: 100%;
                height: 140px;
                border-radius: 8px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .nav-search-wrap {
                max-width: 280px;
            }
            .header-inner {
                gap: 12px;
            }
        }

/* roulang page: category4 */
:root {
 --primary-blue: #1B6DCC;
 --primary-blue-light: #3D8BFD;
 --primary-blue-soft: #EAF3FD;
 --accent-green: #27A34A;
 --accent-yellow: #F5B942;
 --bg-page: #F4F7FA;
 --bg-card: #FFFFFF;
 --text-main: #1A2433;
 --text-secondary: #5A6472;
 --text-muted: #8A94A6;
 --border-color: #E2E8F0;
 --radius-card: 12px;
 --radius-btn: 8px;
 --shadow-card: 0 4px 16px rgba(18, 52, 86, 0.08);
 --shadow-card-hover: 0 8px 24px rgba(18, 52, 86, 0.14);
 --shadow-btn: 0 4px 10px rgba(27, 109, 204, 0.22);
 --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
 --transition: 0.2s ease;
 --container-max: 1200px;
 --section-gap-desktop: 48px;
 --section-gap-mobile: 44px;
 --nav-height: 60px;
}
html {
 scroll-behavior: smooth;
 -webkit-text-size-adjust: 100%;
}
body {
 font-family: var(--font-family);
 font-size: 16px;
 line-height: 1.7;
 color: var(--text-main);
 background: var(--bg-page);
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
}
a {
 color: var(--primary-blue);
 text-decoration: none;
 transition: color var(--transition);
}
a:hover,
a:focus {
 color: #0f5296;
 text-decoration: none;
 outline: none;
}
a:focus-visible,
button:focus-visible,
input:focus-visible {
 outline: 2px solid var(--primary-blue-light);
 outline-offset: 2px;
}
img {
 max-width: 100%;
 height: auto;
 display: block;
}
button,
input,
select,
textarea {
 font-family: inherit;
 font-size: inherit;
 line-height: inherit;
}
.container {
 max-width: var(--container-max);
 margin: 0 auto;
 padding: 0 20px;
}
.section-pad {
 padding: var(--section-gap-desktop) 0;
}
.section-pad-sm {
 padding: 44px 0;
}
.section-label {
 display: inline-block;
 font-size: 13px;
 font-weight: 600;
 letter-spacing: 0.08em;
 color: var(--primary-blue);
 background: var(--primary-blue-soft);
 padding: 4px 14px;
 border-radius: 20px;
 margin-bottom: 12px;
}
.section-title {
 font-size: 30px;
 font-weight: 700;
 color: var(--text-main);
 line-height: 1.35;
 margin-bottom: 8px;
 letter-spacing: 0.01em;
}
.section-sub {
 font-size: 17px;
 color: var(--text-secondary);
 max-width: 720px;
 line-height: 1.75;
 margin-bottom: 24px;
}
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 padding: 12px 24px;
 border-radius: var(--radius-btn);
 font-weight: 600;
 font-size: 15px;
 cursor: pointer;
 border: none;
 transition: all var(--transition);
 text-align: center;
 letter-spacing: 0.01em;
}
.btn-primary {
 background: var(--primary-blue);
 color: #fff;
 box-shadow: var(--shadow-btn);
}
.btn-primary:hover,
.btn-primary:focus {
 background: #0f5296;
 color: #fff;
 box-shadow: 0 6px 16px rgba(27, 109, 204, 0.32);
 transform: translateY(-1px);
}
.btn-secondary {
 background: #fff;
 color: var(--primary-blue);
 border: 1px solid var(--primary-blue);
}
.btn-secondary:hover,
.btn-secondary:focus {
 background: var(--primary-blue-soft);
 color: var(--primary-blue);
 border-color: var(--primary-blue);
}
.btn-green {
 background: var(--accent-green);
 color: #fff;
 box-shadow: 0 4px 10px rgba(39, 163, 74, 0.22);
}
.btn-green:hover,
.btn-green:focus {
 background: #1e8a3e;
 color: #fff;
}
.btn-sm {
 padding: 8px 16px;
 font-size: 14px;
 border-radius: 6px;
}
.btn-lg {
 padding: 15px 32px;
 font-size: 17px;
 border-radius: 10px;
}
.badge {
 display: inline-block;
 padding: 3px 10px;
 font-size: 12px;
 font-weight: 600;
 border-radius: 20px;
 letter-spacing: 0.02em;
}
.badge-blue {
 background: var(--primary-blue-soft);
 color: var(--primary-blue);
}
.badge-green {
 background: #E8F7EE;
 color: #1e8a3e;
}
.badge-yellow {
 background: #FEF6E0;
 color: #C47D0A;
}
.card {
 background: var(--bg-card);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
 border: 1px solid rgba(18, 52, 86, 0.06);
 transition: all var(--transition);
 overflow: hidden;
}
.card:hover {
 box-shadow: var(--shadow-card-hover);
 transform: translateY(-3px);
}
.card-body {
 padding: 22px 20px;
}
.card-title {
 font-size: 18px;
 font-weight: 700;
 color: var(--text-main);
 margin-bottom: 6px;
 line-height: 1.4;
}
.card-text {
 font-size: 15px;
 color: var(--text-secondary);
 line-height: 1.65;
 margin-bottom: 16px;
 display: -webkit-box;
 -webkit-line-clamp: 3;
 -webkit-box-orient: vertical;
 overflow: hidden;
}
.card-meta {
 font-size: 13px;
 color: var(--text-muted);
 margin-bottom: 12px;
 display: flex;
 align-items: center;
 gap: 8px;
 flex-wrap: wrap;
}
/* 导航 */
.site-header {
 background: #fff;
 border-bottom: 1px solid var(--border-color);
 position: sticky;
 top: 0;
 z-index: 100;
 min-height: var(--nav-height);
 display: flex;
 align-items: center;
}
.header-inner {
 display: flex;
 align-items: center;
 gap: 20px;
 flex-wrap: nowrap;
 min-height: var(--nav-height);
 position: relative;
}
.site-logo {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 font-size: 20px;
 font-weight: 700;
 color: var(--text-main);
 white-space: nowrap;
}
.site-logo i {
 color: var(--primary-blue-light);
 font-size: 22px;
}
.nav-menu {
 list-style: none;
 margin: 0;
 padding: 0;
 display: flex;
 align-items: center;
 gap: 18px;
}
.nav-menu li a {
 font-size: 15px;
 color: var(--text-secondary);
 padding: 6px 10px;
 border-radius: 6px;
 transition: all var(--transition);
 white-space: nowrap;
}
.nav-menu li a:hover,
.nav-menu li a:focus {
 color: var(--primary-blue);
 background: var(--primary-blue-soft);
}
.nav-menu li a.active {
 color: var(--primary-blue);
 font-weight: 600;
 background: var(--primary-blue-soft);
}
.nav-search-wrap {
 flex: 1 1 auto;
 max-width: 320px;
 margin-left: auto;
 position: relative;
}
.nav-search-wrap input {
 width: 100%;
 padding: 10px 18px 10px 42px;
 border-radius: 24px;
 border: 1px solid var(--border-color);
 background: var(--bg-page);
 font-size: 14px;
 color: var(--text-main);
 transition: all var(--transition);
}
.nav-search-wrap input:focus {
 outline: none;
 border-color: var(--primary-blue-light);
 background: #fff;
 box-shadow: 0 0 0 3px rgba(61, 139, 253, 0.12);
}
.nav-search-wrap .search-icon {
 position: absolute;
 left: 15px;
 top: 50%;
 transform: translateY(-50%);
 color: var(--text-muted);
 font-size: 15px;
 pointer-events: none;
}
.nav-toggle,
.nav-search-toggle {
 display: none;
 background: none;
 border: none;
 font-size: 22px;
 color: var(--text-main);
 cursor: pointer;
 padding: 8px;
 border-radius: 6px;
 transition: background var(--transition);
}
.nav-toggle:hover,
.nav-search-toggle:hover {
 background: var(--primary-blue-soft);
}
/* 面包屑 */
.breadcrumb {
 font-size: 14px;
 color: var(--text-muted);
 margin-bottom: 20px;
 display: flex;
 align-items: center;
 gap: 8px;
 flex-wrap: wrap;
}
.breadcrumb a {
 color: var(--text-secondary);
}
.breadcrumb a:hover {
 color: var(--primary-blue);
}
.breadcrumb .sep {
 color: var(--text-muted);
}
/* 分类页 hero 区 */
.category-hero {
 background: var(--bg-card);
 border: 1px solid var(--border-color);
 border-radius: var(--radius-card);
 padding: 32px 28px;
 margin-bottom: 28px;
 box-shadow: var(--shadow-card);
}
.category-hero h1 {
 font-size: 32px;
 font-weight: 700;
 color: var(--text-main);
 margin-bottom: 10px;
 line-height: 1.3;
 letter-spacing: 0.01em;
}
.category-hero .cat-desc {
 font-size: 16px;
 color: var(--text-secondary);
 max-width: 760px;
 line-height: 1.75;
 margin-bottom: 0;
}
/* 标签条 */
.filter-tags {
 display: flex;
 flex-wrap: wrap;
 gap: 10px;
 margin-bottom: 28px;
}
.filter-tags a {
 font-size: 14px;
 color: var(--text-secondary);
 background: var(--bg-card);
 padding: 7px 16px;
 border-radius: 20px;
 border: 1px solid var(--border-color);
 transition: all var(--transition);
}
.filter-tags a:hover,
.filter-tags a:focus {
 color: var(--primary-blue);
 border-color: var(--primary-blue-light);
 background: var(--primary-blue-soft);
}
.filter-tags a.active-tag {
 background: var(--primary-blue);
 color: #fff;
 border-color: var(--primary-blue);
}
/* 特色故事 */
.featured-story {
 display: grid;
 grid-template-columns: 1.1fr 1fr;
 gap: 24px;
 background: var(--bg-card);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
 border: 1px solid rgba(18, 52, 86, 0.06);
 overflow: hidden;
 margin-bottom: 28px;
 transition: all var(--transition);
}
.featured-story:hover {
 box-shadow: var(--shadow-card-hover);
 transform: translateY(-3px);
}
.featured-story img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 min-height: 280px;
}
.featured-story .featured-body {
 padding: 28px 26px;
 display: flex;
 flex-direction: column;
 justify-content: center;
}
.featured-story .featured-body .badge {
 align-self: flex-start;
 margin-bottom: 12px;
}
.featured-story .featured-body h2 {
 font-size: 24px;
 font-weight: 700;
 color: var(--text-main);
 margin-bottom: 10px;
 line-height: 1.4;
}
.featured-story .featured-body p {
 font-size: 15px;
 color: var(--text-secondary);
 line-height: 1.7;
 margin-bottom: 16px;
}
.featured-story .featured-body .card-meta {
 margin-bottom: 16px;
}
/* 文章卡片网格 */
.article-grid {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 22px;
}
.article-grid .card img {
 width: 100%;
 height: 180px;
 object-fit: cover;
}
/* 数据指标面板 */
.stats-panel {
 background: #1A2433;
 border-radius: var(--radius-card);
 padding: 32px 28px;
 margin-top: 28px;
 margin-bottom: 28px;
}
.stats-panel .panel-title {
 font-size: 22px;
 font-weight: 700;
 color: #fff;
 margin-bottom: 20px;
}
.stats-panel .stats-grid {
 display: grid;
 grid-template-columns: repeat(4, 1fr);
 gap: 20px;
}
.stats-panel .stat-item {
 background: rgba(255,255,255,0.06);
 border: 1px solid rgba(255,255,255,0.1);
 border-radius: 10px;
 padding: 20px 16px;
 text-align: center;
}
.stats-panel .stat-item .stat-num {
 font-size: 32px;
 font-weight: 700;
 color: #3D8BFD;
 line-height: 1.2;
}
.stats-panel .stat-item .stat-label {
 font-size: 14px;
 color: rgba(255,255,255,0.75);
 margin-top: 4px;
}
/* 热门标签 */
.hot-tags {
 display: flex;
 flex-wrap: wrap;
 gap: 12px;
 margin-top: 16px;
}
.hot-tags a {
 font-size: 14px;
 color: var(--text-secondary);
 background: var(--bg-card);
 padding: 8px 18px;
 border-radius: 20px;
 border: 1px solid var(--border-color);
 transition: all var(--transition);
}
.hot-tags a:hover,
.hot-tags a:focus {
 color: var(--primary-blue);
 border-color: var(--primary-blue-light);
 background: var(--primary-blue-soft);
}
/* 订阅提示条 */
.subscribe-bar {
 background: var(--primary-blue-soft);
 border: 1px solid rgba(61,139,253,0.25);
 border-radius: var(--radius-card);
 padding: 24px 28px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 20px;
 flex-wrap: wrap;
 margin-top: 28px;
}
.subscribe-bar .sub-text {
 font-size: 16px;
 color: var(--text-main);
 font-weight: 600;
}
.subscribe-bar .sub-text span {
 font-weight: 400;
 font-size: 15px;
 color: var(--text-secondary);
 display: block;
 margin-top: 2px;
}
.subscribe-bar .sub-form {
 display: flex;
 gap: 10px;
 flex: 1 1 auto;
 max-width: 420px;
}
.subscribe-bar .sub-form input {
 flex: 1;
 padding: 10px 16px;
 border-radius: 8px;
 border: 1px solid var(--border-color);
 background: #fff;
 font-size: 14px;
 color: var(--text-main);
 transition: all var(--transition);
}
.subscribe-bar .sub-form input:focus {
 outline: none;
 border-color: var(--primary-blue-light);
 box-shadow: 0 0 0 3px rgba(61,139,253,0.12);
}
/* 推荐阅读 */
.recommend-list {
 list-style: none;
 margin: 0;
 padding: 0;
}
.recommend-list li {
 display: flex;
 align-items: center;
 gap: 14px;
 padding: 14px 0;
 border-bottom: 1px solid var(--border-color);
}
.recommend-list li:last-child {
 border-bottom: none;
}
.recommend-list li .rec-icon {
 width: 36px;
 height: 36px;
 border-radius: 8px;
 background: var(--primary-blue-soft);
 color: var(--primary-blue);
 display: flex;
 align-items: center;
 justify-content: center;
 font-size: 15px;
 flex-shrink: 0;
}
.recommend-list li .rec-content {
 flex: 1;
}
.recommend-list li .rec-content a {
 font-size: 15px;
 font-weight: 600;
 color: var(--text-main);
 display: block;
 line-height: 1.4;
}
.recommend-list li .rec-content a:hover {
 color: var(--primary-blue);
}
.recommend-list li .rec-content .rec-meta {
 font-size: 13px;
 color: var(--text-muted);
 margin-top: 2px;
}
/* 页脚 */
.site-footer {
 background: #1A2433;
 color: rgba(255,255,255,0.75);
 padding: 48px 0 24px;
 margin-top: 0;
}
.footer-grid {
 display: grid;
 grid-template-columns: 1.4fr 1fr 1fr 1fr;
 gap: 36px;
 margin-bottom: 32px;
}
.footer-grid h4 {
 font-size: 15px;
 font-weight: 700;
 color: #fff;
 margin-bottom: 12px;
 letter-spacing: 0.02em;
}
.footer-links {
 list-style: none;
 margin: 0;
 padding: 0;
}
.footer-links li {
 margin-bottom: 7px;
}
.footer-links li a {
 font-size: 14px;
 color: rgba(255,255,255,0.7);
 transition: color var(--transition);
}
.footer-links li a:hover,
.footer-links li a:focus {
 color: #3D8BFD;
}
.footer-bottom {
 border-top: 1px solid rgba(255,255,255,0.12);
 padding-top: 18px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
 flex-wrap: wrap;
 font-size: 13px;
}
.footer-bottom a {
 color: rgba(255,255,255,0.7);
}
.footer-bottom a:hover {
 color: #3D8BFD;
}
/* 响应式 */
@media (max-width: 1024px) {
 .article-grid {
  grid-template-columns: repeat(2, 1fr);
 }
 .featured-story {
  grid-template-columns: 1fr;
 }
 .featured-story img {
  min-height: 220px;
 }
 .stats-panel .stats-grid {
  grid-template-columns: repeat(2, 1fr);
 }
}
@media (max-width: 768px) {
 .nav-toggle,
 .nav-search-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
 }
 .nav-search-toggle {
  margin-left: auto;
 }
 .nav-search-wrap {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-width: none;
  background: #fff;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(18,52,86,0.08);
  z-index: 99;
 }
 .nav-search-wrap.is-visible {
  display: block;
 }
 .nav-search-toggle {
  margin-left: 0;
 }
 .nav-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  padding: 8px 20px 16px;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(18,52,86,0.08);
  z-index: 98;
 }
 .nav-menu.is-visible {
  display: flex;
 }
 .nav-menu li a {
  display: block;
  padding: 10px 12px;
  font-size: 16px;
  border-radius: 6px;
 }
 .header-inner {
  gap: 8px;
 }
 .site-logo {
  font-size: 18px;
 }
 .article-grid {
  grid-template-columns: 1fr;
 }
 .category-hero h1 {
  font-size: 24px;
 }
 .stats-panel .stats-grid {
  grid-template-columns: 1fr 1fr;
 }
 .section-title {
  font-size: 24px;
 }
 .subscribe-bar {
  flex-direction: column;
  align-items: flex-start;
 }
 .subscribe-bar .sub-form {
  max-width: 100%;
  width: 100%;
 }
 .footer-grid {
  grid-template-columns: 1fr 1fr;
  gap: 28px;
 }
 .featured-story .featured-body {
  padding: 20px 18px;
 }
}
@media (max-width: 520px) {
 .footer-grid {
  grid-template-columns: 1fr;
  gap: 24px;
 }
 .stats-panel .stats-grid {
  grid-template-columns: 1fr;
 }
 .stats-panel .stat-item .stat-num {
  font-size: 26px;
 }
 .category-hero {
  padding: 24px 18px;
 }
 .category-hero h1 {
  font-size: 22px;
 }
 .section-title {
  font-size: 22px;
 }
 .container {
  padding: 0 14px;
 }
 .footer-bottom {
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
 }
 .btn-lg {
  padding: 12px 24px;
  font-size: 15px;
 }
}

/* roulang page: category6 */
:root {
            --primary-blue: #1B6DCC;
            --primary-blue-light: #3D8BFD;
            --primary-blue-soft: #EAF3FD;
            --accent-green: #27A34A;
            --accent-yellow: #F5B942;
            --bg-page: #F4F7FA;
            --bg-card: #FFFFFF;
            --text-main: #1A2433;
            --text-secondary: #5A6472;
            --text-muted: #8A94A6;
            --border-color: #E2E8F0;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(18, 52, 86, 0.08);
            --shadow-card-hover: 0 8px 24px rgba(18, 52, 86, 0.14);
            --shadow-btn: 0 4px 10px rgba(27, 109, 204, 0.22);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap-desktop: 48px;
            --section-gap-mobile: 40px;
            --nav-height: 60px;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: #0f5296;
            text-decoration: none;
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-blue-light);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-pad {
            padding: var(--section-gap-desktop) 0;
        }
        .section-pad-sm {
            padding: 32px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 760px;
            line-height: 1.75;
            margin-bottom: 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.01em;
        }
        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: #0f5296;
            color: #fff;
            box-shadow: 0 6px 16px rgba(27, 109, 204, 0.32);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: #fff;
            color: var(--primary-blue);
            border: 1px solid var(--primary-blue);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-color: var(--primary-blue);
        }
        .btn-green {
            background: var(--accent-green);
            color: #fff;
            box-shadow: 0 4px 10px rgba(39, 163, 74, 0.22);
        }
        .btn-green:hover,
        .btn-green:focus {
            background: #1e8a3e;
            color: #fff;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: 17px;
            border-radius: 10px;
        }
        .badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }
        .badge-blue {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }
        .badge-green {
            background: #E8F7EE;
            color: #1e8a3e;
        }
        .badge-yellow {
            background: #FEF6E0;
            color: #C47D0A;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-body {
            padding: 20px 18px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.45;
        }
        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .card-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .card-cover {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #e8eef5;
        }
        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .card:hover .card-cover img {
            transform: scale(1.04);
        }
        .card-cover .video-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(26, 36, 51, 0.78);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            gap: 5px;
            backdrop-filter: blur(4px);
        }
        .card-cover .play-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(26, 36, 51, 0.25);
            opacity: 0;
            transition: opacity var(--transition);
        }
        .card:hover .play-overlay {
            opacity: 1;
        }
        .play-overlay i {
            font-size: 42px;
            color: rgba(255, 255, 255, 0.9);
            text-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
        }
        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border-color);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            padding: 8px 0;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .site-logo i {
            color: var(--primary-blue-light);
            font-size: 22px;
        }
        .site-logo:hover,
        .site-logo:focus {
            color: var(--primary-blue);
        }
        .nav-search-wrap {
            position: relative;
            flex: 1 1 240px;
            max-width: 360px;
            margin-left: auto;
        }
        .nav-search-wrap input {
            width: 100%;
            padding: 9px 16px 9px 40px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
            background: #f7f9fc;
            font-size: 14px;
            color: var(--text-main);
            transition: all var(--transition);
            outline: none;
        }
        .nav-search-wrap input:focus {
            border-color: var(--primary-blue-light);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(61, 139, 253, 0.12);
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 13px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .nav-menu li a:hover,
        .nav-menu li a:focus {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .nav-menu li a.active {
            color: #fff;
            background: var(--primary-blue);
            font-weight: 600;
        }
        .nav-toggle,
        .nav-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-main);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
            border-radius: 6px;
        }
        .nav-toggle:hover,
        .nav-search-toggle:hover {
            background: var(--bg-page);
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li + li::before {
            content: "/";
            color: var(--text-muted);
            font-size: 13px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover,
        .breadcrumb a:focus {
            color: var(--primary-blue);
        }
        .breadcrumb li:last-child {
            color: var(--text-main);
            font-weight: 600;
        }
        /* Category Header */
        .category-header {
            padding: 36px 0 24px;
        }
        .category-header h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.35;
            letter-spacing: 0.01em;
        }
        .category-header .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 820px;
            line-height: 1.75;
        }
        /* Video grid */
        .video-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-cloud a {
            display: inline-block;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 20px;
            transition: all var(--transition);
        }
        .tag-cloud a:hover,
        .tag-cloud a:focus {
            color: var(--primary-blue);
            border-color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        /* Ranking list */
        .rank-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .rank-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            background: #fff;
            border-radius: 10px;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .rank-list li:hover {
            border-color: var(--primary-blue-light);
            box-shadow: var(--shadow-card);
        }
        .rank-list .rank-number {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-blue);
            width: 32px;
            text-align: center;
            flex-shrink: 0;
        }
        .rank-list .rank-body {
            flex: 1;
            min-width: 0;
        }
        .rank-list .rank-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-list .rank-meta {
            font-size: 12px;
            color: var(--text-muted);
        }
        /* Feature banner */
        .feature-banner {
            background: linear-gradient(135deg, #eaf3fd 0%, #f4f7fa 100%);
            border-radius: var(--radius-card);
            padding: 28px 32px;
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            border: 1px solid rgba(27, 109, 204, 0.12);
        }
        .feature-banner .feature-icon {
            font-size: 36px;
            color: var(--primary-blue);
            background: #fff;
            width: 64px;
            height: 64px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-card);
            flex-shrink: 0;
        }
        .feature-banner .feature-text {
            flex: 1;
            min-width: 200px;
        }
        .feature-banner .feature-text h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .feature-banner .feature-text p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
        }
        /* Footer */
        .site-footer {
            background: #1A2433;
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
            margin-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-grid h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 9px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-links a:hover,
        .footer-links a:focus {
            color: #fff;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
        }
        .footer-bottom a:hover,
        .footer-bottom a:focus {
            color: #fff;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .video-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                gap: 10px;
            }
            .nav-search-wrap {
                order: 3;
                flex: 1 1 100%;
                max-width: 100%;
                display: none;
            }
            .nav-search-wrap.expanded {
                display: block;
            }
            .nav-search-toggle {
                display: block;
                margin-left: auto;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                order: 4;
                flex: 1 1 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 8px 0;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 11px 14px;
                font-size: 15px;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .video-grid {
                grid-template-columns: 1fr;
            }
            .feature-banner {
                padding: 20px;
                flex-direction: column;
                text-align: center;
            }
            .section-pad {
                padding: var(--section-gap-mobile) 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .category-header h1 {
                font-size: 22px;
            }
            .section-title {
                font-size: 22px;
            }
            .card-title {
                font-size: 15px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .site-logo {
                font-size: 18px;
            }
        }

/* roulang page: category5 */
:root {
            --primary-blue: #1B6DCC;
            --primary-blue-light: #3D8BFD;
            --primary-blue-soft: #EAF3FD;
            --accent-green: #27A34A;
            --accent-yellow: #F5B942;
            --bg-page: #F4F7FA;
            --bg-card: #FFFFFF;
            --text-main: #1A2433;
            --text-secondary: #5A6472;
            --text-muted: #8A94A6;
            --border-color: #E2E8F0;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 4px 16px rgba(18, 52, 86, 0.08);
            --shadow-card-hover: 0 8px 24px rgba(18, 52, 86, 0.14);
            --shadow-btn: 0 4px 10px rgba(27, 109, 204, 0.22);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-gap-desktop: 48px;
            --section-gap-mobile: 44px;
            --nav-height: 60px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: #0f5296;
            text-decoration: none;
            outline: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary-blue-light);
            outline-offset: 2px;
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.5em;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
        }

        p {
            margin: 0 0 1em;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-pad {
            padding: var(--section-gap-desktop) 0;
        }
        .section-pad-sm {
            padding: 36px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-title-lg {
            font-size: 32px;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.75;
            margin-bottom: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: none;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--primary-blue);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: #0f5296;
            color: #fff;
            box-shadow: 0 6px 16px rgba(27, 109, 204, 0.32);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: #fff;
            color: var(--primary-blue);
            border: 1px solid var(--primary-blue);
        }
        .btn-secondary:hover,
        .btn-secondary:focus {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-color: var(--primary-blue);
        }
        .btn-green {
            background: var(--accent-green);
            color: #fff;
            box-shadow: 0 4px 10px rgba(39, 163, 74, 0.22);
        }
        .btn-green:hover,
        .btn-green:focus {
            background: #1e8a3e;
            color: #fff;
            box-shadow: 0 6px 16px rgba(39, 163, 74, 0.32);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
            border-radius: 6px;
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: 17px;
            border-radius: 10px;
        }
        .btn-block {
            width: 100%;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }
        .badge-blue {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }
        .badge-green {
            background: #E8F7EE;
            color: #1e8a3e;
        }
        .badge-yellow {
            background: #FEF6E0;
            color: #C47D0A;
        }
        .badge-red {
            background: #FDECEA;
            color: #D4382A;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(18, 52, 86, 0.06);
            transition: all var(--transition);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-body {
            padding: 20px 18px;
        }
        .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.45;
        }
        .card-title a {
            color: var(--text-main);
        }
        .card-title a:hover {
            color: var(--primary-blue);
        }
        .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 12px;
            color: var(--text-muted);
        }
        .card-cover {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }
        .card-footer {
            padding: 0 18px 18px;
        }

        .tag-link {
            display: inline-block;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 6px;
            background: #fff;
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            transition: all var(--transition);
            margin: 0 6px 6px 0;
        }
        .tag-link:hover {
            background: var(--primary-blue);
            color: #fff;
            border-color: var(--primary-blue);
        }

        /* ===== 导航 ===== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 1px 8px rgba(18, 52, 86, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            min-height: var(--nav-height);
            gap: 16px;
            position: relative;
        }
        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .site-logo i {
            color: var(--primary-blue);
            font-size: 22px;
        }
        .site-logo:hover {
            color: var(--text-main);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
            flex-wrap: nowrap;
        }
        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: 6px;
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
        }
        .nav-menu li a:hover {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .nav-menu li a.active {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .nav-search-wrap {
            position: relative;
            flex: 0 1 360px;
            min-width: 0;
            margin-left: 8px;
        }
        .nav-search-wrap input {
            width: 100%;
            padding: 9px 16px 9px 38px;
            border-radius: 24px;
            border: 1px solid var(--border-color);
            background: var(--bg-page);
            font-size: 14px;
            color: var(--text-main);
            transition: all var(--transition);
            height: 40px;
        }
        .nav-search-wrap input::placeholder {
            color: var(--text-muted);
        }
        .nav-search-wrap input:focus {
            outline: none;
            border-color: var(--primary-blue);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(27, 109, 204, 0.1);
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }
        .nav-toggle,
        .nav-search-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-main);
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .nav-toggle:hover,
        .nav-search-toggle:hover {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-muted);
            padding: 16px 0 0;
            margin-bottom: 16px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary-blue);
        }
        .breadcrumb .sep {
            color: #cbd5e1;
        }
        .breadcrumb .current {
            color: var(--primary-blue);
            font-weight: 600;
        }

        /* ===== 分类页头 ===== */
        .category-header {
            padding: 16px 0 28px;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 36px;
        }
        .category-header h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        .category-header .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 800px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .category-stats {
            display: flex;
            gap: 24px;
            margin-top: 16px;
            flex-wrap: wrap;
        }
        .category-stats span {
            font-size: 13px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .category-stats i {
            color: var(--primary-blue);
        }

        /* ===== 话题卡片网格 ===== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .topic-card .card-cover {
            aspect-ratio: 16/9;
        }
        .topic-card .card-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 0;
        }
        .topic-card .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .topic-card .read-more:hover {
            color: #0f5296;
            gap: 6px;
        }

        /* ===== 热议排行 ===== */
        .hot-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .hot-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: #fff;
            border-radius: 10px;
            padding: 16px 18px;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .hot-list-item:hover {
            border-color: var(--primary-blue-light);
            box-shadow: var(--shadow-card);
        }
        .hot-rank {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-blue);
            line-height: 1;
            min-width: 36px;
            text-align: center;
            flex-shrink: 0;
        }
        .hot-rank.rank-1 {
            color: #E8B23A;
        }
        .hot-rank.rank-2 {
            color: #C0A68A;
        }
        .hot-rank.rank-3 {
            color: #D0784A;
        }
        .hot-content h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text-main);
            line-height: 1.45;
        }
        .hot-content p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.6;
        }
        .hot-content .hot-meta {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 球迷观点速递 ===== */
        .fan-quotes {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .fan-quote-card {
            background: #fff;
            border-radius: 10px;
            padding: 20px;
            border-left: 4px solid var(--primary-blue);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }
        .fan-quote-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .fan-quote-card .quote-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            font-style: normal;
        }
        .fan-quote-card .quote-author {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .fan-quote-card .quote-author .avatar {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-blue-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-blue);
            font-size: 12px;
            font-weight: 600;
        }

        /* ===== 订阅区 ===== */
        .subscribe-panel {
            background: linear-gradient(135deg, #1B6DCC 0%, #3D8BFD 100%);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .subscribe-panel h3 {
            color: #fff;
            font-size: 22px;
            margin-bottom: 6px;
        }
        .subscribe-panel p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 0;
            font-size: 14px;
            max-width: 480px;
            line-height: 1.7;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex: 0 1 auto;
            min-width: 280px;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 0;
            padding: 10px 16px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 14px;
            height: 44px;
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }
        .subscribe-form input:focus {
            outline: none;
            background: rgba(255, 255, 255, 0.25);
            border-color: rgba(255, 255, 255, 0.6);
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
        }
        .subscribe-form .btn {
            height: 44px;
            white-space: nowrap;
            background: #fff;
            color: var(--primary-blue);
            box-shadow: none;
            font-weight: 700;
        }
        .subscribe-form .btn:hover {
            background: #e8f0fe;
            transform: translateY(-1px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1A2433;
            color: #fff;
            padding: 48px 0 0;
            margin-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-grid h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== 移动端导航遮罩 ===== */
        .nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 90;
        }
        .nav-overlay.active {
            display: block;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .fan-quotes {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
            .nav-search-wrap {
                flex: 0 1 240px;
            }
            .nav-menu li a {
                padding: 8px 10px;
                font-size: 13px;
            }
        }

        @media (max-width: 820px) {
            .header-inner {
                gap: 10px;
            }
            .nav-menu {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px 20px;
                box-shadow: 0 12px 24px rgba(18, 52, 86, 0.15);
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-110%);
                transition: transform 0.25s ease;
                z-index: 95;
                max-height: calc(100vh - var(--nav-height));
                overflow-y: auto;
                margin-left: 0;
            }
            .nav-menu.open {
                transform: translateY(0);
            }
            .nav-menu li a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: 8px;
                display: block;
            }
            .nav-toggle {
                display: block;
                margin-left: auto;
            }
            .nav-search-toggle {
                display: block;
            }
            .nav-search-wrap {
                position: fixed;
                top: calc(var(--nav-height) + 8px);
                left: 12px;
                right: 12px;
                flex: none;
                width: auto;
                margin: 0;
                z-index: 96;
                display: none;
            }
            .nav-search-wrap.active {
                display: block;
            }
            .nav-search-wrap input {
                height: 44px;
                font-size: 15px;
                box-shadow: 0 8px 24px rgba(18, 52, 86, 0.18);
                background: #fff;
            }
            .hot-list {
                grid-template-columns: 1fr;
            }
            .subscribe-panel {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
                padding: 28px 20px;
            }
            .subscribe-panel p {
                max-width: 100%;
            }
            .subscribe-form {
                min-width: 0;
                width: 100%;
            }
        }

        @media (max-width: 576px) {
            :root {
                --section-gap-desktop: 36px;
                --nav-height: 56px;
            }
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 23px;
            }
            .section-title-lg {
                font-size: 26px;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .fan-quotes {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 4px;
            }
            .site-logo {
                font-size: 18px;
            }
            .category-stats {
                gap: 14px;
                flex-direction: column;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                width: 100%;
            }
            .subscribe-form .btn {
                width: 100%;
            }
            .hot-list-item {
                padding: 12px 14px;
            }
            .hot-rank {
                font-size: 22px;
                min-width: 28px;
            }
        }

        @media (max-width: 400px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 页面特有颜色强调 */
        .accent-text {
            color: var(--accent-green);
            font-weight: 600;
        }
        .text-blue {
            color: var(--primary-blue);
        }
        .fw-600 {
            font-weight: 600;
        }