/* roulang page: index */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-green);
        }

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

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

        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: var(--line-height-body);
        }

        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .logo-text span {
            color: var(--color-green);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }

        .nav-item.active {
            color: var(--color-green);
        }

        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }

        .nav-item .fa-chevron-down {
            font-size: 10px;
            margin-left: 4px;
        }

        .nav-dropdown {
            position: relative;
        }

        .nav-dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
        }

        .nav-dropdown:hover .nav-dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .nav-dropdown-menu a {
            display: block;
            padding: 10px 14px;
            font-size: var(--font-small);
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
        }

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

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            background: var(--color-green);
            color: #FFFFFF;
            font-size: var(--font-small);
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .nav-cta:hover {
            background: var(--color-green-dark);
            color: #FFFFFF;
        }

        .nav-live-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            background: rgba(230, 57, 70, 0.15);
            border-radius: var(--radius-badge);
            font-size: var(--font-tiny);
            font-weight: 700;
            color: var(--color-red);
            letter-spacing: 0.04em;
            flex-shrink: 0;
            margin-left: 4px;
        }

        .nav-live-badge .dot {
            width: 6px;
            height: 6px;
            background: var(--color-red);
            border-radius: 50%;
            animation: pulse-dot 1.2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(0.7); }
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 32px;
            padding: 4px;
            cursor: pointer;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-dark);
            z-index: 99;
            padding: 24px 20px 40px;
            overflow-y: auto;
            flex-direction: column;
            gap: 6px;
        }

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

        .mobile-nav a {
            font-size: 22px;
            font-weight: 600;
            color: #E8E8EC;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            display: block;
        }

        .mobile-nav a:hover {
            color: var(--color-green);
        }

        .mobile-nav .mobile-sub {
            font-size: 16px;
            font-weight: 400;
            color: #A8A8B0;
            padding: 10px 0 10px 16px;
            border-bottom: none;
        }

        /* ============ Hero ============ */
        .hero {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--color-dark);
            padding: 80px 0 60px;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.35;
            z-index: 1;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(13,13,15,0.92) 0%, rgba(13,13,15,0.65) 50%, rgba(20,20,23,0.75) 100%);
            z-index: 2;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            max-width: 800px;
            color: #FFFFFF;
        }

        .hero-countdown-bar {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-btn);
            padding: 8px 18px;
            margin-bottom: 28px;
            font-size: var(--font-small);
            color: #E8E8EC;
        }

        .hero-countdown-bar .countdown-nums {
            font-weight: 700;
            color: var(--color-green);
            font-variant-numeric: tabular-nums;
            letter-spacing: 0.04em;
        }

        .hero h1 {
            font-size: var(--font-title-lg);
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }

        .hero h1 .highlight {
            color: var(--color-green);
        }

        .hero-desc {
            font-size: 1.05rem;
            color: #C8C8D0;
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            font-size: var(--font-body);
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            letter-spacing: 0.01em;
        }

        .btn:focus {
            outline: 2px solid var(--color-border);
            outline-offset: 2px;
        }

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

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

        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(255,255,255,0.4);
            color: #FFFFFF;
        }

        .btn-ghost:hover {
            border-color: var(--color-green);
            color: var(--color-green);
        }

        .btn-red {
            background: var(--color-red);
            color: #FFFFFF;
        }

        .btn-red:hover {
            background: #C21F2E;
            color: #FFFFFF;
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: var(--font-small);
        }

        .btn-xs {
            padding: 6px 14px;
            font-size: var(--font-tiny);
            font-weight: 600;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat .num {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-green);
            letter-spacing: -0.02em;
        }

        .hero-stat .label {
            font-size: var(--font-tiny);
            color: #A8A8B0;
        }

        /* ============ 通用板块 ============ */
        .card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px;
            transition: var(--transition);
            border: 1px solid #EDEDF0;
        }

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

        .card-light-green {
            background: var(--color-light-green);
            border-color: var(--color-border);
        }

        .card-icon {
            width: 48px;
            height: 48px;
            background: var(--color-light-green);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-green);
            margin-bottom: 16px;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 8px;
        }

        .card-text {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            font-size: var(--font-tiny);
            font-weight: 700;
            border-radius: var(--radius-badge);
            letter-spacing: 0.04em;
        }

        .badge-live {
            background: var(--color-red);
            color: #FFFFFF;
        }

        .badge-upcoming {
            background: transparent;
            border: 1px solid var(--color-green);
            color: var(--color-green);
        }

        .badge-ended {
            background: #9E9EA6;
            color: #FFFFFF;
        }

        .divider {
            width: 100%;
            height: 1px;
            background: var(--color-border);
            margin: 20px 0;
        }

        /* ============ 痛点区 ============ */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        /* ============ 解决方案概览 ============ */
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .solution-info-card {
            background: var(--color-dark);
            border-radius: var(--radius-card);
            padding: 32px;
            color: #E8E8EC;
        }

        .solution-info-card .advantage-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
        }

        .solution-info-card .advantage-item:last-child {
            margin-bottom: 0;
        }

        .solution-info-card .advantage-item i {
            color: var(--color-green);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ============ 步骤 ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 0;
            position: relative;
        }

        .step-item {
            text-align: center;
            padding: 20px;
            position: relative;
        }

        .step-item::after {
            content: '';
            position: absolute;
            top: 40px;
            right: -50%;
            width: 100%;
            height: 1px;
            border-top: 1px dashed var(--color-border);
            z-index: 0;
        }

        .step-item:last-child::after {
            display: none;
        }

        .step-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-green);
            letter-spacing: -0.02em;
            position: relative;
            z-index: 1;
            background: var(--color-bg);
            display: inline-block;
            padding: 0 12px;
        }

        .step-text {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin-top: 12px;
        }

        /* ============ 热门赛事卡片 ============ */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }

        .match-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 20px;
            transition: var(--transition);
            border: 1px solid #EDEDF0;
        }

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

        .match-card .match-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
        }

        .match-card .match-time {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            font-weight: 500;
        }

        .match-card .match-teams {
            text-align: center;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .match-card .match-score {
            text-align: center;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-green);
            margin-bottom: 12px;
        }

        .match-card .match-league {
            text-align: center;
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }

        /* ============ 数据指标卡 ============ */
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .metric-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid #EDEDF0;
        }

        .metric-card .metric-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-green);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .metric-card .metric-label {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin-top: 6px;
        }

        /* ============ 品牌介绍 ============ */
        .brand-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .brand-text {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            line-height: 1.9;
        }

        .brand-img-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .brand-img-wrap img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        /* ============ 用户证言 ============ */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        .testimonial-card {
            background: #FFFFFF;
            border-left: 2px solid var(--color-green);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid #EDEDF0;
            border-left-width: 2px;
            border-left-color: var(--color-green);
        }

        .testimonial-card .user {
            font-weight: 700;
            font-size: var(--font-small);
            color: var(--color-dark);
            margin-bottom: 4px;
        }

        .testimonial-card .scene {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin-bottom: 10px;
        }

        .testimonial-card .quote {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        /* ============ 适用人群 ============ */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
        }

        .audience-card {
            background: var(--color-light-green);
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            transition: var(--transition);
        }

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

        .audience-card .a-icon {
            font-size: 2rem;
            color: var(--color-green);
            margin-bottom: 12px;
        }

        .audience-card .a-name {
            font-weight: 700;
            font-size: var(--font-small);
            color: var(--color-dark);
            margin-bottom: 4px;
        }

        .audience-card .a-desc {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }

        /* ============ 联赛入口 ============ */
        .league-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 12px;
        }

        .league-chip {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: #FFFFFF;
            border-radius: 8px;
            padding: 14px 16px;
            box-shadow: 0 1px 6px rgba(0,0,0,.04);
            border: 1px solid #EDEDF0;
            transition: var(--transition);
        }

        .league-chip:hover {
            border-color: var(--color-green);
            transform: translateY(-1px);
            box-shadow: var(--shadow-card);
        }

        .league-chip .l-name {
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-dark);
        }

        .league-chip .l-link {
            font-size: var(--font-tiny);
            color: var(--color-green);
            font-weight: 600;
        }

        /* ============ 新闻列表 ============ */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            display: flex;
            gap: 18px;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-border);
            align-items: flex-start;
        }

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

        .news-date {
            flex-shrink: 0;
            width: 64px;
            height: 64px;
            background: #F0F0F2;
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }

        .news-date .d-num {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--color-dark);
            line-height: 1.2;
        }

        .news-item .news-content {
            flex: 1;
        }

        .news-item .news-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 6px;
        }

        .news-item .news-excerpt {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: 1.7;
            margin-bottom: 8px;
        }

        .news-item .read-more {
            font-size: var(--font-tiny);
            color: var(--color-green);
            font-weight: 600;
        }

        .news-item .read-more:hover {
            color: var(--color-green-dark);
        }

        /* ============ 数据指标扩展 ============ */
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .coverage-item {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid #EDEDF0;
        }

        .coverage-item .c-label {
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 12px;
        }

        .coverage-item .c-bar {
            height: 4px;
            background: #EDEDF0;
            border-radius: 2px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .coverage-item .c-bar-fill {
            height: 100%;
            background: var(--color-green);
            border-radius: 2px;
            transition: width 1s ease;
        }

        .coverage-item .c-value {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }

        /* ============ 热门排行 ============ */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 4px;
            border-bottom: 1px solid var(--color-border);
        }

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

        .ranking-item .rank-num {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            background: #F0F0F2;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: var(--font-small);
            color: var(--color-dark);
        }

        .ranking-item:nth-child(1) .rank-num {
            background: var(--color-green);
            color: #FFFFFF;
        }

        .ranking-item .rank-match {
            flex: 1;
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-dark);
        }

        .ranking-item .rank-heat {
            flex-shrink: 0;
            width: 100px;
            height: 4px;
            background: #EDEDF0;
            border-radius: 2px;
            overflow: hidden;
        }

        .ranking-item .rank-heat-fill {
            height: 100%;
            background: var(--color-green);
            border-radius: 2px;
        }

        .ranking-item .rank-btn {
            flex-shrink: 0;
            font-size: var(--font-tiny);
            font-weight: 600;
            color: #9E9EA6;
            padding: 4px 10px;
            border-radius: 4px;
            transition: var(--transition);
        }

        .ranking-item .rank-btn:hover {
            color: var(--color-green);
            background: var(--color-light-green);
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: 0 1px 6px rgba(0,0,0,.04);
            border: 1px solid #EDEDF0;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.open {
            box-shadow: var(--shadow-card);
            border-color: var(--color-border);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: var(--font-body);
            font-weight: 600;
            color: var(--color-dark);
            font-family: inherit;
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            transition: var(--transition);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-green);
            transition: var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
            padding: 0 22px;
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }

        /* ============ CTA区块 ============ */
        .cta-section {
            background: var(--color-dark-section);
            border-radius: var(--radius-card);
            padding: 56px 36px;
            text-align: center;
            color: #FFFFFF;
            background-image: url('/assets/images/f8b5f7eb14791285.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 16px 40px rgba(0,0,0,0.25);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(13,13,15,0.85);
            z-index: 1;
        }

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

        .cta-section h2 {
            font-size: var(--font-title-md);
            font-weight: 700;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: var(--font-body);
            color: #C8C8D0;
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

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

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-dark);
            color: #A8A8B0;
            padding: 56px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-col .f-title {
            font-size: var(--font-small);
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col .f-desc {
            font-size: var(--font-tiny);
            line-height: 1.8;
            color: #8A8A92;
        }

        .footer-col a {
            display: block;
            font-size: var(--font-tiny);
            color: #A8A8B0;
            padding: 6px 0;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-green);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: var(--font-tiny);
            color: #6A6A72;
        }

        .footer-bottom a {
            color: #A8A8B0;
        }

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

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 12px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 6px;
            color: #FFFFFF;
            font-size: var(--font-tiny);
            outline: none;
            transition: var(--transition);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0, 166, 81, 0.15);
        }

        .footer-subscribe button {
            padding: 10px 18px;
            background: var(--color-green);
            color: #FFFFFF;
            font-size: var(--font-tiny);
            font-weight: 600;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: var(--color-green-dark);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .solution-grid {
                grid-template-columns: 1fr;
            }
            .brand-grid {
                grid-template-columns: 1fr;
            }
            .brand-img-wrap img {
                height: 240px;
            }
            .site-header .container {
                height: 60px;
            }
            .hero {
                min-height: 80vh;
                padding: 60px 0 40px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .section {
                padding: 44px 0;
            }
            .hero {
                min-height: 75vh;
                padding: 44px 0 32px;
            }
            .hero h1 {
                font-size: clamp(1.7rem, 6vw, 2.3rem);
            }
            .hero-countdown-bar {
                font-size: var(--font-tiny);
                padding: 6px 12px;
                gap: 6px;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .btn {
                padding: 12px 22px;
                font-size: var(--font-small);
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .step-item::after {
                display: none;
            }
            .match-grid {
                grid-template-columns: 1fr;
            }
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .audience-grid {
                grid-template-columns: 1fr 1fr;
            }
            .league-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-item {
                flex-direction: column;
                gap: 10px;
            }
            .news-date {
                width: 56px;
                height: 56px;
            }
            .ranking-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .ranking-item .rank-heat {
                width: 60px;
            }
            .cta-section {
                padding: 36px 20px;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .hero {
                min-height: 70vh;
                padding: 36px 0 28px;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-buttons .btn {
                justify-content: center;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat .num {
                font-size: 1.3rem;
            }
            .metric-grid {
                grid-template-columns: 1fr;
            }
            .audience-grid {
                grid-template-columns: 1fr;
            }
            .league-grid {
                grid-template-columns: 1fr;
            }
            .card {
                padding: 20px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: var(--font-small);
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding-bottom: 14px;
            }
        }

/* roulang page: category2 */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-green);
        }

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

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

        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 56px 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }

        .section-tight {
            padding: 36px 0;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: var(--line-height-body);
        }

        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }

        /* ============ Header/Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .logo-text span {
            color: var(--color-green);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }

        .nav-item.active {
            color: var(--color-green);
        }

        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }

        .nav-item .fa-chevron-down {
            font-size: 10px;
            margin-left: 4px;
        }

        .has-dropdown {
            position: relative;
        }

        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
        }

        .has-dropdown:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 14px;
            font-size: var(--font-small);
            font-weight: 400;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
        }

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

        .nav-cta {
            background: var(--color-red);
            color: #FFFFFF;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 700;
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 8px;
        }

        .nav-cta:hover {
            background: #C62B36;
            color: #FFFFFF;
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            color: #FFFFFF;
            font-size: 1.5rem;
            background: none;
            border: none;
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb-bar {
            background: #FFFFFF;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }

        .breadcrumb-bar a {
            color: var(--color-text-soft);
        }

        .breadcrumb-bar a:hover {
            color: var(--color-green);
        }

        .breadcrumb-bar .sep {
            color: #BBB;
        }

        .breadcrumb-bar .current {
            color: var(--color-dark);
            font-weight: 600;
        }

        /* ============ Page Header ============ */
        .page-header {
            padding: 40px 0 28px;
            background: var(--color-bg);
        }

        .page-header h1 {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 10px;
            letter-spacing: -0.01em;
        }

        .page-header .page-intro {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin: 0;
            line-height: var(--line-height-body);
        }

        /* ============ News List Cards ============ */
        .news-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
        }

        .news-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .news-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            background-color: var(--color-light-green);
            position: relative;
            flex-shrink: 0;
        }

        .news-card-img .news-date-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-dark);
            color: #FFFFFF;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-size: var(--font-tiny);
            font-weight: 700;
        }

        .news-card-body {
            padding: 20px 20px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card-title {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .news-card-summary {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: var(--line-height-body);
            margin: 0 0 16px;
            flex: 1;
        }

        .read-more-link {
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-green);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .read-more-link:hover {
            color: var(--color-green-dark);
        }

        .read-more-link i {
            font-size: 12px;
        }

        /* ============ Feature Story ============ */
        .feature-story-card {
            background: var(--color-dark-section);
            color: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            box-shadow: var(--shadow-card-hover);
        }

        .feature-story-img {
            min-height: 280px;
            background-size: cover;
            background-position: center;
        }

        .feature-story-content {
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .feature-story-tag {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--color-green);
            margin-bottom: 10px;
            text-transform: uppercase;
        }

        .feature-story-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .feature-story-summary {
            font-size: var(--font-small);
            color: #C8C8D0;
            line-height: var(--line-height-body);
            margin: 0 0 18px;
        }

        .feature-story-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: var(--font-tiny);
            color: var(--color-text-light);
        }

        .feature-story-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-green);
        }

        /* ============ Hot Ranking ============ */
        .hot-ranking-list {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
        }

        .hot-rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid #F0F0F0;
            transition: var(--transition);
        }

        .hot-rank-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .hot-rank-item:first-child {
            padding-top: 0;
        }

        .hot-rank-num {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-green);
            width: 42px;
            flex-shrink: 0;
            text-align: center;
        }

        .hot-rank-num.second {
            color: #4A4A50;
        }

        .hot-rank-num.third {
            color: #C98A3B;
        }

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

        .hot-rank-title {
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .hot-rank-tag {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }

        .hot-rank-link {
            font-size: var(--font-tiny);
            font-weight: 600;
            color: var(--color-green);
            flex-shrink: 0;
        }

        .hot-rank-link:hover {
            color: var(--color-green-dark);
        }

        /* ============ Subscribe CTA ============ */
        .subscribe-cta {
            background: var(--color-green);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            color: #FFFFFF;
        }

        .subscribe-cta-text h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: #FFFFFF;
        }

        .subscribe-cta-text p {
            font-size: var(--font-small);
            margin: 0;
            color: rgba(255,255,255,0.85);
            line-height: 1.6;
        }

        .subscribe-form-wrap {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }

        .subscribe-form-wrap input {
            padding: 12px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255,255,255,0.4);
            background: rgba(255,255,255,0.95);
            font-size: var(--font-small);
            color: var(--color-dark);
            outline: none;
            width: 240px;
            transition: var(--transition);
        }

        .subscribe-form-wrap input:focus {
            border-color: #FFFFFF;
            box-shadow: 0 0 0 3px rgba(255,255,255,0.3);
        }

        .subscribe-form-wrap button {
            background: var(--color-dark);
            color: #FFFFFF;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 700;
            transition: var(--transition);
            white-space: nowrap;
        }

        .subscribe-form-wrap button:hover {
            background: #000;
            transform: translateY(-1px);
        }

        /* ============ Sources ============ */
        .sources-block {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 32px;
        }

        .sources-block h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 14px;
        }

        .sources-block p {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: var(--line-height-body);
            margin: 0 0 12px;
        }

        .sources-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .source-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-light-green);
            color: var(--color-dark);
            padding: 6px 14px;
            border-radius: var(--radius-btn);
            font-size: var(--font-tiny);
            font-weight: 600;
        }

        .source-tag i {
            color: var(--color-green);
            font-size: 11px;
        }

        /* ============ View More Link ============ */
        .view-more-bar {
            display: flex;
            justify-content: center;
            padding: 12px 0 8px;
        }

        .view-more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-body);
            font-weight: 600;
            color: var(--color-green);
            padding: 12px 28px;
            border: 2px solid var(--color-green);
            border-radius: var(--radius-btn);
            transition: var(--transition);
        }

        .view-more-link:hover {
            background: var(--color-green);
            color: #FFFFFF;
            transform: translateY(-1px);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-dark-section);
            color: #FFFFFF;
            padding: 56px 0 24px;
            border-top: 1px solid rgba(255,255,255,0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .f-title {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .f-desc {
            font-size: var(--font-small);
            color: var(--color-text-light);
            line-height: 1.8;
            margin: 0 0 16px;
        }

        .footer-col a {
            display: block;
            font-size: var(--font-small);
            color: var(--color-text-light);
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-green);
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 12px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255,255,255,0.25);
            background: rgba(255,255,255,0.08);
            font-size: var(--font-small);
            color: #FFFFFF;
            outline: none;
            transition: var(--transition);
        }

        .footer-subscribe input::placeholder {
            color: var(--color-text-light);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.25);
        }

        .footer-subscribe button {
            background: var(--color-green);
            color: #FFFFFF;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 700;
            transition: var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: var(--color-green-dark);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.08);
            font-size: var(--font-tiny);
            color: var(--color-text-light);
        }

        .footer-bottom a {
            color: var(--color-text-light);
            transition: var(--transition);
        }

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

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .news-list-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }

            .feature-story-card {
                grid-template-columns: 1fr;
            }

            .feature-story-img {
                min-height: 220px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: rgba(13,13,15,0.98);
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 10px;
                transform: translateY(-120%);
                transition: transform .3s ease;
                z-index: 99;
                border-bottom: 1px solid rgba(255,255,255,0.08);
                max-height: calc(100vh - 60px);
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
            }

            .nav-item {
                font-size: 1.1rem;
                padding: 12px 16px;
                width: 100%;
                display: block;
            }

            .nav-item.active::after {
                bottom: 4px;
                left: 16px;
                right: 16px;
                height: 2px;
            }

            .nav-cta {
                margin: 8px 0 0;
                display: inline-block;
            }

            .dropdown-menu {
                position: static;
                background: transparent;
                box-shadow: none;
                border: none;
                padding: 0 0 0 16px;
                opacity: 1;
                visibility: visible;
                transform: none;
                min-width: auto;
            }

            .dropdown-menu a {
                padding: 10px 16px;
                font-size: 0.95rem;
                color: #AAAAB4;
            }

            .has-dropdown .fa-chevron-down {
                float: right;
                margin-top: 6px;
            }

            .nav-toggle {
                display: block;
            }

            .section {
                padding: 40px 0;
            }

            .news-list-grid {
                grid-template-columns: 1fr;
            }

            .feature-story-card {
                grid-template-columns: 1fr;
            }

            .feature-story-content {
                padding: 24px 20px;
            }

            .feature-story-title {
                font-size: 1.25rem;
            }

            .subscribe-cta {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px 24px;
            }

            .subscribe-form-wrap {
                width: 100%;
                flex-direction: column;
            }

            .subscribe-form-wrap input {
                width: 100%;
            }

            .subscribe-form-wrap button {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }

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

            .breadcrumb-bar {
                padding: 10px 0;
            }

            .hot-rank-num {
                font-size: 1.3rem;
                width: 32px;
            }
        }

        @media (max-width: 520px) {
            .section {
                padding: 32px 0;
            }

            .news-card-img {
                height: 150px;
            }

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

            .news-card-title {
                font-size: 1rem;
            }

            .feature-story-summary {
                font-size: 0.8rem;
            }

            .hot-ranking-list {
                padding: 18px;
            }

            .subscribe-form-wrap input {
                font-size: 0.8rem;
                padding: 10px 14px;
            }

            .subscribe-form-wrap button {
                padding: 10px 18px;
                font-size: 0.8rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
            --transition-slow: all .4s cubic-bezier(.25,.46,.45,.94);
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

        input {
            font-family: inherit;
            outline: none;
        }

        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: 1.3;
        }

        p {
            margin: 0 0 1em;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 60px 0;
            position: relative;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: var(--line-height-body);
        }

        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }

        .text-green {
            color: var(--color-green);
        }

        .text-red {
            color: var(--color-red);
        }

        .text-soft {
            color: var(--color-text-soft);
        }

        .text-light {
            color: var(--color-text-light);
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
            transition: var(--transition);
        }

        .site-header .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-wrap:hover {
            color: #fff;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .logo-wrap:hover .logo-icon {
            background: var(--color-green-dark);
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-green);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            flex-shrink: 1;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }

        .main-nav::-webkit-scrollbar {
            display: none;
        }

        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }

        .nav-item.active {
            color: var(--color-green);
        }

        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }

        .nav-item .fa-chevron-down {
            font-size: 9px;
            margin-left: 3px;
            transition: var(--transition);
        }

        .nav-dropdown {
            position: relative;
        }

        .nav-dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
            pointer-events: none;
        }

        .nav-dropdown:hover .nav-dropdown-menu,
        .nav-dropdown:focus-within .nav-dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
            pointer-events: auto;
        }

        .nav-dropdown-menu a {
            display: block;
            padding: 10px 16px;
            font-size: var(--font-small);
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-dropdown-menu a:hover {
            color: #fff;
            background: rgba(255,255,255,0.08);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            background: var(--color-green);
            color: #fff;
            font-size: var(--font-small);
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-cta:hover {
            background: var(--color-green-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .nav-cta .fa-bolt {
            font-size: 12px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            flex-shrink: 0;
        }

        .hamburger span {
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ============ 面包屑 ============ */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-small);
            color: var(--color-text-soft);
            flex-wrap: wrap;
        }

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

        .breadcrumb a:hover {
            color: var(--color-green);
        }

        .breadcrumb .separator {
            color: var(--color-text-light);
            font-size: 10px;
        }

        .breadcrumb .current {
            color: var(--color-dark);
            font-weight: 600;
        }

        /* ============ 分类页 Hero 小型化 ============ */
        .cat-hero {
            background: var(--color-dark-section);
            color: #fff;
            padding: 48px 0;
            position: relative;
            overflow: hidden;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0,166,81,0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .cat-hero::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(230,57,70,0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .cat-hero .cat-hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cat-hero .cat-hero-text {
            flex: 1;
            min-width: 280px;
        }

        .cat-hero h1 {
            font-size: var(--font-title-lg);
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .cat-hero h1 .highlight {
            color: var(--color-green);
        }

        .cat-hero .cat-hero-desc {
            font-size: var(--font-body);
            color: #C8C8D2;
            max-width: 560px;
            line-height: var(--line-height-body);
            margin-bottom: 0;
        }

        .cat-hero .cat-hero-badge {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-btn);
            padding: 10px 18px;
            font-size: var(--font-small);
            color: #E8E8EC;
            margin-top: 8px;
        }

        .cat-hero .cat-hero-badge i {
            color: var(--color-green);
            font-size: 14px;
        }

        /* ============ 联赛卡片 ============ */
        .league-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .league-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-slow);
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .league-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(0,166,81,0.3);
        }

        .league-card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
            background: var(--color-light-green);
        }

        .league-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .league-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(13,13,15,0.1) 0%, rgba(13,13,15,0.35) 100%);
        }

        .league-card-img .league-country {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: rgba(13,13,15,0.75);
            color: #fff;
            font-size: var(--font-tiny);
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.04em;
            backdrop-filter: blur(4px);
        }

        .league-card-img .league-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            z-index: 2;
            font-size: var(--font-tiny);
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.04em;
        }

        .league-tag.dense {
            background: var(--color-red);
            color: #fff;
        }

        .league-tag.moderate {
            background: var(--color-green);
            color: #fff;
        }

        .league-tag.light {
            background: #E8E8EC;
            color: var(--color-text-soft);
        }

        .league-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .league-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }

        .league-card-body .league-sub {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin-bottom: 14px;
        }

        .league-card-body .league-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: auto;
        }

        .league-meta .meta-pill {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            background: var(--color-light-green);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-weight: 500;
        }

        .league-card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-green);
            font-size: var(--font-small);
            font-weight: 600;
            margin-top: 14px;
            transition: var(--transition);
        }

        .league-card-link:hover {
            color: var(--color-green-dark);
            gap: 8px;
        }

        /* ============ 积分榜 ============ */
        .standings-wrap {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .standings-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
        }

        .standings-card .standings-header {
            padding: 18px 22px;
            background: var(--color-dark);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .standings-card .standings-header h3 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0;
            color: #fff;
        }

        .standings-card .standings-header .round {
            font-size: var(--font-tiny);
            color: var(--color-text-light);
        }

        .standings-table {
            width: 100%;
            border-collapse: collapse;
        }

        .standings-table th {
            font-size: var(--font-tiny);
            font-weight: 600;
            color: var(--color-text-light);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            padding: 10px 16px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
            background: #FAFAF8;
        }

        .standings-table td {
            font-size: var(--font-small);
            padding: 10px 16px;
            border-bottom: 1px solid #F0F0EC;
            color: var(--color-text);
            white-space: nowrap;
        }

        .standings-table tr:last-child td {
            border-bottom: none;
        }

        .standings-table tr:hover td {
            background: #F8FAF9;
        }

        .standings-table .rank {
            font-weight: 700;
            color: var(--color-text);
            width: 36px;
        }

        .standings-table .rank.top-1 {
            color: var(--color-green);
        }

        .standings-table .team-name {
            font-weight: 600;
            color: var(--color-dark);
        }

        .standings-table .pts {
            font-weight: 700;
            color: var(--color-green);
        }

        .standings-table .zone-tag {
            font-size: var(--font-tiny);
            padding: 2px 6px;
            border-radius: 3px;
            font-weight: 600;
        }

        .zone-tag.ucl {
            background: #E8F5EE;
            color: var(--color-green);
        }

        .zone-tag.uel {
            background: #FFF8E8;
            color: #B8860B;
        }

        /* ============ 赛程一览 ============ */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
        }

        .schedule-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 22px;
            border-bottom: 1px solid #F0F0EC;
            transition: var(--transition);
            flex-wrap: wrap;
        }

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

        .schedule-row:hover {
            background: #F8FAF9;
        }

        .schedule-row .round-num {
            background: var(--color-light-green);
            color: var(--color-green);
            font-weight: 700;
            font-size: var(--font-tiny);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            flex-shrink: 0;
            min-width: 60px;
            text-align: center;
        }

        .schedule-row .date-str {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            min-width: 110px;
            flex-shrink: 0;
            font-weight: 500;
        }

        .schedule-row .round-desc {
            flex: 1;
            font-size: var(--font-small);
            color: var(--color-text);
            min-width: 160px;
        }

        .schedule-row .round-arrow {
            color: var(--color-text-light);
            font-size: 12px;
            flex-shrink: 0;
        }

        /* ============ 联赛知识卡 ============ */
        .knowledge-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .knowledge-card {
            background: var(--color-light-green);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            border: 1px solid rgba(0,166,81,0.15);
            transition: var(--transition);
        }

        .knowledge-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
            border-color: rgba(0,166,81,0.3);
        }

        .knowledge-card .k-icon {
            width: 40px;
            height: 40px;
            background: var(--color-green);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            margin-bottom: 14px;
        }

        .knowledge-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 8px;
        }

        .knowledge-card p {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.7;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: linear-gradient(135deg, #0D0D0F 0%, #1A1A20 60%, #14251B 100%);
            color: #fff;
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0,166,81,0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-section h2 {
            font-size: var(--font-title-md);
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: #C8C8D2;
            font-size: var(--font-body);
            margin-bottom: 28px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: var(--font-small);
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            border: 2px solid transparent;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-green);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--color-green-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0,166,81,0.3);
        }

        .btn-outline {
            background: transparent;
            border-color: rgba(255,255,255,0.3);
            color: #fff;
        }

        .btn-outline:hover {
            border-color: var(--color-green);
            color: var(--color-green);
            transform: translateY(-2px);
        }

        .btn-outline-dark {
            background: transparent;
            border-color: var(--color-dark);
            color: var(--color-dark);
        }

        .btn-outline-dark:hover {
            border-color: var(--color-green);
            color: var(--color-green);
            transform: translateY(-2px);
        }

        .btn-red {
            background: var(--color-red);
            color: #fff;
        }

        .btn-red:hover {
            background: #C72B36;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(230,57,70,0.3);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: var(--font-tiny);
        }

        .btn:focus-visible {
            outline: 2px solid var(--color-green);
            outline-offset: 2px;
        }

        /* ============ 横向滑动公告条 ============ */
        .announcement-scroll {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            position: relative;
        }

        .announcement-scroll .scroll-header {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 22px;
            background: var(--color-dark);
            color: #fff;
            font-size: var(--font-small);
            font-weight: 600;
            flex-shrink: 0;
        }

        .announcement-scroll .scroll-header i {
            color: var(--color-green);
        }

        .announcement-track {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding: 16px 22px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-border) transparent;
        }

        .announcement-track::-webkit-scrollbar {
            height: 4px;
        }

        .announcement-track::-webkit-scrollbar-track {
            background: transparent;
        }

        .announcement-track::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 2px;
        }

        .announcement-item {
            flex-shrink: 0;
            min-width: 240px;
            max-width: 280px;
            background: var(--color-light-green);
            border-radius: 8px;
            padding: 14px 16px;
            scroll-snap-align: start;
            border: 1px solid rgba(0,166,81,0.15);
            transition: var(--transition);
        }

        .announcement-item:hover {
            border-color: rgba(0,166,81,0.35);
            transform: translateY(-1px);
        }

        .announcement-item .ann-date {
            font-size: var(--font-tiny);
            color: var(--color-green);
            font-weight: 600;
            margin-bottom: 4px;
        }

        .announcement-item .ann-text {
            font-size: var(--font-small);
            color: var(--color-text);
            line-height: 1.6;
        }

        /* ============ 查看更多 ============ */
        .more-link-bar {
            text-align: center;
            padding: 32px 0 8px;
            border-top: 1px solid var(--color-border);
            margin-top: 8px;
        }

        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-green);
            font-size: var(--font-body);
            font-weight: 600;
            transition: var(--transition);
        }

        .more-link:hover {
            color: var(--color-green-dark);
            gap: 10px;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-dark);
            color: #C8C8D2;
            padding: 48px 0 28px;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-green) 0%, transparent 40%, transparent 60%, var(--color-green) 100%);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-col .f-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .footer-col .f-desc {
            font-size: var(--font-small);
            color: #A8A8B0;
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .footer-col a {
            display: block;
            font-size: var(--font-small);
            color: #A8A8B0;
            padding: 4px 0;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-green);
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 8px;
        }

        .footer-subscribe input {
            flex: 1;
            min-width: 0;
            padding: 10px 16px;
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-btn);
            color: #fff;
            font-size: var(--font-small);
            transition: var(--transition);
        }

        .footer-subscribe input::placeholder {
            color: #6E6E76;
        }

        .footer-subscribe input:focus {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.15);
        }

        .footer-subscribe button {
            padding: 10px 20px;
            background: var(--color-green);
            color: #fff;
            font-size: var(--font-small);
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: var(--color-green-dark);
            transform: translateY(-1px);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.08);
            font-size: var(--font-tiny);
            color: #6E6E76;
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: #6E6E76;
            font-size: var(--font-tiny);
            display: inline;
            padding: 0;
        }

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

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

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .standings-wrap {
                grid-template-columns: 1fr;
            }

            .nav-cta {
                padding: 8px 14px;
                font-size: var(--font-tiny);
            }

            .nav-item {
                padding: 8px 10px;
                font-size: var(--font-tiny);
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 44px 0;
            }

            .cat-hero {
                padding: 36px 0;
            }

            .cat-hero .cat-hero-inner {
                flex-direction: column;
                gap: 20px;
            }

            .cat-hero .cat-hero-badge {
                align-self: flex-start;
            }

            .league-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .knowledge-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .schedule-row {
                padding: 12px 16px;
                gap: 10px;
            }

            .schedule-row .date-str {
                min-width: auto;
                font-size: var(--font-tiny);
            }

            .schedule-row .round-desc {
                min-width: 100%;
                order: 3;
                flex-basis: 100%;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(13,13,15,0.98);
                flex-direction: column;
                align-items: flex-start;
                padding: 20px 24px;
                gap: 6px;
                z-index: 99;
                overflow-y: auto;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav .nav-item {
                font-size: 1.2rem;
                padding: 14px 8px;
                width: 100%;
                display: block;
                color: #D4D4DA;
            }

            .main-nav .nav-item.active {
                color: var(--color-green);
            }

            .main-nav .nav-item.active::after {
                display: none;
            }

            .nav-dropdown-menu {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                background: transparent;
                box-shadow: none;
                border: none;
                padding: 0 0 0 16px;
                pointer-events: auto;
                min-width: auto;
            }

            .nav-dropdown-menu a {
                padding: 10px 8px;
                font-size: 1rem;
            }

            .hamburger {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .announcement-item {
                min-width: 200px;
                max-width: 240px;
            }

            .standings-table th,
            .standings-table td {
                padding: 8px 10px;
                font-size: var(--font-tiny);
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }

            .container-narrow {
                padding: 0 14px;
            }

            .section {
                padding: 36px 0;
            }

            .cat-hero {
                padding: 28px 0;
            }

            .cat-hero h1 {
                font-size: clamp(1.8rem, 7vw, 2.4rem);
            }

            .section-title {
                font-size: clamp(1.3rem, 5vw, 1.6rem);
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
                width: 100%;
            }

            .cta-buttons .btn {
                width: 100%;
                justify-content: center;
            }

            .schedule-row {
                flex-wrap: wrap;
            }

            .schedule-row .round-num {
                min-width: auto;
            }

            .league-card-img {
                height: 140px;
            }

            .breadcrumb {
                font-size: var(--font-tiny);
            }
        }

/* roulang page: category1 */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        a:hover {
            color: var(--color-green);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }
        .section {
            padding: 56px 0;
        }
        .section-alt {
            background: #FFFFFF;
        }
        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }
        .section-light-green {
            background: var(--color-light-green);
        }
        .section-tight {
            padding: 36px 0;
        }
        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin-bottom: 28px;
            line-height: var(--line-height-body);
        }
        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }
        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            flex-wrap: nowrap;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--color-green);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
        }
        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }
        .nav-item.active {
            color: var(--color-green);
        }
        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }
        .nav-item .fa-chevron-down {
            font-size: 10px;
            margin-left: 4px;
            transition: transform .25s ease;
        }
        .nav-dropdown {
            position: relative;
            display: inline-flex;
            align-items: center;
        }
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
        }
        .nav-dropdown:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-item {
            display: block;
            padding: 10px 14px;
            font-size: var(--font-small);
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
        }
        .dropdown-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }
        .dropdown-item.active {
            color: var(--color-green);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-green);
            color: #fff;
            font-size: var(--font-small);
            font-weight: 600;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 10px;
        }
        .nav-cta:hover {
            background: var(--color-green-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(0,166,81,0.3);
        }
        .nav-cta .live-dot {
            width: 6px;
            height: 6px;
            background: var(--color-red);
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.4); }
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            z-index: 110;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        /* 移动端抽屉导航 */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-dark);
            z-index: 99;
            padding: 20px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform .35s ease;
        }
        .mobile-nav.open {
            transform: translateX(0);
        }
        .mobile-nav a {
            display: block;
            padding: 14px 10px;
            font-size: 20px;
            color: #E8E8EC;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            font-weight: 500;
        }
        .mobile-nav a.active {
            color: var(--color-green);
        }
        .mobile-nav .mobile-sub {
            padding-left: 20px;
            font-size: 17px;
            color: #A0A0A8;
        }
        .mobile-nav-cta {
            margin-top: 20px;
            display: inline-block;
            background: var(--color-green);
            color: #fff;
            font-size: 18px;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
        }
        /* ============ 面包屑 ============ */
        .breadcrumb-wrap {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }
        .breadcrumb a {
            color: var(--color-text-soft);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--color-green);
        }
        .breadcrumb .separator {
            color: var(--color-text-light);
        }
        .breadcrumb .current {
            color: var(--color-dark);
            font-weight: 600;
        }
        /* ============ 页面标题区 ============ */
        .page-head {
            padding: 36px 0 24px;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }
        .page-head h1 {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 8px;
        }
        .page-head p {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 640px;
        }
        /* ============ 小 Hero ============ */
        .mini-hero {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: flex-end;
            background-size: cover;
            background-position: center;
            box-shadow: var(--shadow-card);
        }
        .mini-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13,13,15,0.15) 0%, rgba(13,13,15,0.55) 45%, rgba(13,13,15,0.85) 100%);
            z-index: 1;
        }
        .mini-hero-content {
            position: relative;
            z-index: 2;
            padding: 28px 30px;
            width: 100%;
            color: #fff;
        }
        .mini-hero .match-tag {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.06em;
            background: rgba(0,166,81,0.9);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            margin-bottom: 10px;
        }
        .mini-hero h2 {
            font-size: clamp(1.4rem, 3vw, 1.8rem);
            font-weight: 700;
            margin-bottom: 6px;
            color: #fff;
        }
        .mini-hero .match-info {
            font-size: var(--font-small);
            color: rgba(255,255,255,0.8);
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .mini-hero .match-info i {
            margin-right: 4px;
        }
        .mini-hero .btn-live {
            display: inline-block;
            background: var(--color-red);
            color: #fff;
            font-size: var(--font-small);
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            margin-top: 14px;
        }
        .mini-hero .btn-live:hover {
            background: #C62B38;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(230,57,70,0.4);
        }
        /* ============ 直播卡片 ============ */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .match-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 22px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .match-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .match-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-border);
        }
        .match-card.status-live::before {
            background: var(--color-red);
        }
        .match-card.status-upcoming::before {
            background: var(--color-green);
        }
        .match-card.status-ended::before {
            background: #A0A0A8;
        }
        .match-card .league-name {
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-text-soft);
            text-transform: uppercase;
        }
        .match-card .teams {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-dark);
            line-height: 1.35;
        }
        .match-card .match-time {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .match-card .match-time i {
            font-size: 12px;
        }
        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: var(--font-tiny);
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.03em;
        }
        .status-badge.live {
            background: var(--color-red);
            color: #fff;
        }
        .status-badge.live .live-dot {
            width: 5px;
            height: 5px;
            background: #fff;
            border-radius: 50%;
            animation: pulse-dot 1.2s infinite;
        }
        .status-badge.upcoming {
            background: transparent;
            color: var(--color-green);
            border: 1px solid var(--color-green);
        }
        .status-badge.ended {
            background: #E0E0E4;
            color: #6E6E76;
        }
        .match-card .btn-watch {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background: var(--color-light-green);
            color: var(--color-dark);
            font-size: var(--font-small);
            font-weight: 600;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            margin-top: auto;
        }
        .match-card .btn-watch:hover {
            background: var(--color-green);
            color: #fff;
            transform: translateY(-1px);
        }
        .match-card .btn-watch.live-btn {
            background: var(--color-red);
            color: #fff;
        }
        .match-card .btn-watch.live-btn:hover {
            background: #C62B38;
            box-shadow: 0 4px 14px rgba(230,57,70,0.35);
        }
        /* ============ 时间表 ============ */
        .schedule-list {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }
        .schedule-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 22px;
            border-bottom: 1px solid var(--color-border);
            transition: var(--transition);
            gap: 16px;
            flex-wrap: wrap;
        }
        .schedule-item:last-child {
            border-bottom: none;
        }
        .schedule-item:hover {
            background: var(--color-light-green);
        }
        .schedule-time {
            font-size: var(--font-small);
            font-weight: 700;
            color: var(--color-green);
            white-space: nowrap;
            min-width: 90px;
        }
        .schedule-match {
            font-size: var(--font-body);
            font-weight: 500;
            color: var(--color-dark);
            flex: 1;
            min-width: 150px;
        }
        .schedule-status {
            flex-shrink: 0;
        }
        /* ============ 联赛筛选 ============ */
        .league-filter {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 14px;
        }
        .league-filter-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 16px;
            text-align: center;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        .league-filter-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .league-filter-card .league-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-light-green);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-green);
            font-weight: 700;
            font-size: 1rem;
        }
        .league-filter-card .league-name {
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-dark);
        }
        .league-filter-card .league-count {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }
        /* ============ 提示区 ============ */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .tip-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 22px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: var(--transition);
        }
        .tip-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .tip-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-light-green);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-green);
            font-size: 16px;
            flex-shrink: 0;
        }
        .tip-card h3 {
            font-size: var(--font-body);
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 4px;
        }
        .tip-card p {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        /* ============ 数据徽章区 ============ */
        .stats-badge-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stats-badge-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
        }
        .stats-badge-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .stats-badge-card .number {
            font-size: clamp(1.8rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--color-green);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .stats-badge-card .label {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin-top: 6px;
        }
        /* ============ 查看更多 ============ */
        .view-more-wrap {
            text-align: center;
            padding: 20px 0 8px;
        }
        .btn-view-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-body);
            font-weight: 600;
            color: var(--color-green);
            padding: 12px 28px;
            border: 1px solid var(--color-green);
            border-radius: var(--radius-btn);
            transition: var(--transition);
        }
        .btn-view-more:hover {
            background: var(--color-green);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0,166,81,0.25);
        }
        .btn-view-more i {
            transition: transform .25s ease;
        }
        .btn-view-more:hover i {
            transform: translateX(4px);
        }
        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-dark);
            color: #C0C0C8;
            padding: 48px 0 20px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col .f-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col .f-desc {
            font-size: var(--font-small);
            color: #A0A0A8;
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col a {
            display: block;
            font-size: var(--font-small);
            color: #C0C0C8;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--color-green);
            transform: translateX(3px);
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 10px;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 160px;
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.14);
            border-radius: var(--radius-btn);
            padding: 10px 16px;
            font-size: var(--font-small);
            color: #fff;
            outline: none;
            transition: var(--transition);
        }
        .footer-subscribe input:focus {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.15);
        }
        .footer-subscribe input::placeholder {
            color: #707078;
        }
        .footer-subscribe button {
            background: var(--color-green);
            color: #fff;
            font-size: var(--font-small);
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            white-space: nowrap;
        }
        .footer-subscribe button:hover {
            background: var(--color-green-dark);
            transform: translateY(-1px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: var(--font-tiny);
            color: #707078;
        }
        .footer-bottom a {
            color: #A0A0A8;
            font-size: var(--font-tiny);
        }
        .footer-bottom a:hover {
            color: var(--color-green);
        }
        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .match-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .league-filter {
                grid-template-columns: repeat(3, 1fr);
            }
            .stats-badge-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tips-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 40px 0;
            }
            .main-nav {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-nav {
                display: block;
            }
            .mini-hero {
                min-height: 220px;
            }
            .mini-hero-content {
                padding: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 640px) {
            .match-grid {
                grid-template-columns: 1fr;
            }
            .league-filter {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-badge-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .schedule-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 14px 16px;
            }
            .page-head {
                padding: 24px 0 16px;
            }
            .site-header .container {
                height: 58px;
            }
            .footer-subscribe {
                flex-direction: column;
            }
            .footer-subscribe input {
                min-width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
        }
        @media (max-width: 420px) {
            .stats-badge-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stats-badge-card {
                padding: 16px 12px;
            }
            .league-filter {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
        }

/* roulang page: category4 */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        a:hover {
            color: var(--color-green);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input {
            font-family: inherit;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section {
            padding: 60px 0;
        }
        .section-alt {
            background: #FFFFFF;
        }
        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }
        .section-tight {
            padding: 36px 0;
        }
        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 760px;
            margin-bottom: 32px;
            line-height: var(--line-height-body);
        }
        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            color: #FFF;
        }
        .logo-wrap:hover {
            color: #FFF;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--color-green);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            flex: 1;
            justify-content: center;
        }
        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
        }
        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }
        .nav-item.active {
            color: var(--color-green);
        }
        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }
        .nav-item .fa-chevron-down {
            font-size: 10px;
            margin-left: 4px;
        }
        .nav-dropdown {
            position: relative;
        }
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
        }
        .nav-dropdown:hover .dropdown-menu,
        .nav-dropdown:focus-within .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .dropdown-menu a {
            display: block;
            padding: 10px 14px;
            font-size: var(--font-small);
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
        }
        .dropdown-menu a:hover {
            background: rgba(255,255,255,0.06);
            color: #FFFFFF;
        }
        .dropdown-menu a.active-sub {
            color: var(--color-green);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-green);
            color: #FFFFFF;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .nav-cta:hover {
            background: var(--color-green-dark);
            color: #FFFFFF;
            transform: translateY(-1px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            width: 30px;
            height: 30px;
            justify-content: center;
            cursor: pointer;
            flex-shrink: 0;
        }
        .hamburger span {
            display: block;
            width: 100%;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle {
            display: none;
        }

        /* ============ 面包屑 ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: var(--font-small);
            margin-bottom: 12px;
            color: var(--color-text-soft);
        }
        .breadcrumb a {
            color: var(--color-text-soft);
        }
        .breadcrumb a:hover {
            color: var(--color-green);
        }
        .breadcrumb .sep {
            color: var(--color-border);
        }
        .breadcrumb .current {
            color: var(--color-dark);
            font-weight: 600;
        }

        /* ============ 页面头部 ============ */
        .page-head {
            padding: 40px 0 24px;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
        }
        .page-head h1 {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 700;
            color: var(--color-dark);
            margin: 6px 0 10px;
            line-height: 1.25;
        }
        .page-head .lead {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            max-width: 820px;
            line-height: var(--line-height-body);
        }

        /* ============ 数据卡片 ============ */
        .stats-card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stats-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .stats-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .stats-card-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--color-light-green);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-green);
            font-size: 20px;
            margin-bottom: 14px;
        }
        .stats-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-dark);
        }
        .stats-card p {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin-bottom: 12px;
            flex: 1;
        }
        .stats-number {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-green);
            line-height: 1;
        }
        .stats-unit {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin-left: 4px;
        }

        /* ============ 数据榜列表 ============ */
        .rank-list {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .rank-row {
            display: flex;
            align-items: center;
            padding: 14px 20px;
            gap: 14px;
            border-bottom: 1px solid #F0F0EE;
            transition: background .2s ease;
        }
        .rank-row:last-child {
            border-bottom: none;
        }
        .rank-row:hover {
            background: #FAFBF9;
        }
        .rank-num {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: var(--font-small);
            background: var(--color-light-green);
            color: var(--color-green);
            flex-shrink: 0;
        }
        .rank-num.top {
            background: var(--color-green);
            color: #FFFFFF;
        }
        .rank-team {
            font-weight: 600;
            font-size: var(--font-body);
            color: var(--color-dark);
            flex: 1;
            min-width: 0;
        }
        .rank-metrics {
            display: flex;
            gap: 18px;
            flex-shrink: 0;
            font-size: var(--font-small);
            color: var(--color-text-soft);
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .rank-metrics span strong {
            color: var(--color-dark);
            font-weight: 600;
        }

        /* ============ 数据说明 ============ */
        .data-note-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            align-items: start;
        }
        .data-note-card {
            background: var(--color-light-green);
            border-radius: var(--radius-card);
            padding: 24px;
            border-left: 3px solid var(--color-green);
        }
        .data-note-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-dark);
        }
        .data-note-card p {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.7;
        }
        .stats-cover-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .stats-cover-img img {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }

        /* ============ CTA ============ */
        .subscribe-cta {
            background: var(--color-dark-section);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            color: #FFFFFF;
        }
        .subscribe-cta h2 {
            font-size: var(--font-title-sm);
            font-weight: 700;
            margin-bottom: 8px;
            color: #FFFFFF;
        }
        .subscribe-cta p {
            color: #B8B8C0;
            max-width: 560px;
            margin: 0 auto 24px;
            font-size: var(--font-small);
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
        }
        .subscribe-form input {
            flex: 1;
            padding: 12px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.06);
            color: #FFFFFF;
            font-size: var(--font-small);
            outline: none;
            transition: var(--transition);
        }
        .subscribe-form input::placeholder {
            color: #8A8A92;
        }
        .subscribe-form input:focus {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.15);
        }
        .subscribe-form button {
            background: var(--color-green);
            color: #FFFFFF;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: var(--font-small);
            white-space: nowrap;
            transition: var(--transition);
        }
        .subscribe-form button:hover {
            background: var(--color-green-dark);
            transform: translateY(-1px);
        }
        .btn-outline-light {
            display: inline-block;
            padding: 10px 24px;
            border: 1px solid rgba(255,255,255,0.3);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 500;
            transition: var(--transition);
            margin-top: 16px;
        }
        .btn-outline-light:hover {
            border-color: var(--color-green);
            color: var(--color-green);
        }

        /* ============ 查看更多 ============ */
        .view-more-row {
            text-align: center;
            padding: 8px 0 24px;
        }
        .view-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 28px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            color: var(--color-dark);
            font-size: var(--font-small);
            font-weight: 500;
            transition: var(--transition);
            background: #FFFFFF;
        }
        .view-more-btn:hover {
            border-color: var(--color-green);
            color: var(--color-green);
            background: var(--color-light-green);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #0A0A0C;
            color: #C8C8CE;
            padding: 48px 0 20px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 28px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .f-title {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }
        .f-desc {
            font-size: var(--font-small);
            color: #9A9AA2;
            line-height: 1.7;
            margin-bottom: 10px;
        }
        .footer-col a {
            display: block;
            font-size: var(--font-small);
            color: #B0B0B8;
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--color-green);
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 12px;
        }
        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            border-radius: 8px;
            border: 1px solid rgba(255,255,255,0.15);
            background: rgba(255,255,255,0.05);
            color: #FFFFFF;
            font-size: var(--font-small);
            outline: none;
            transition: var(--transition);
        }
        .footer-subscribe input:focus {
            border-color: var(--color-green);
        }
        .footer-subscribe button {
            padding: 10px 18px;
            background: var(--color-green);
            color: #FFFFFF;
            border-radius: 8px;
            font-size: var(--font-small);
            font-weight: 600;
            transition: var(--transition);
        }
        .footer-subscribe button:hover {
            background: var(--color-green-dark);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            font-size: var(--font-tiny);
            color: #8A8A92;
        }
        .footer-bottom a {
            color: #8A8A92;
            margin-right: 12px;
        }
        .footer-bottom a:hover {
            color: var(--color-green);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .stats-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-item {
                padding: 8px 10px;
                font-size: 0.8rem;
            }
            .nav-cta {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
        }
        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
            }
            .hamburger {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--color-dark);
                flex-direction: column;
                align-items: flex-start;
                justify-content: flex-start;
                padding: 32px 24px;
                gap: 6px;
                transform: translateX(100%);
                transition: transform .3s ease;
                overflow-y: auto;
                z-index: 90;
            }
            .nav-toggle:checked ~ .main-nav {
                transform: translateX(0);
            }
            .nav-item {
                width: 100%;
                padding: 14px 16px;
                font-size: 1.1rem;
                border-radius: 8px;
            }
            .nav-item.active::after {
                display: none;
            }
            .nav-dropdown {
                width: 100%;
            }
            .dropdown-menu {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                border: none;
                background: transparent;
                padding: 0 0 0 16px;
                min-width: 0;
            }
            .dropdown-menu a {
                font-size: 1rem;
                padding: 10px 14px;
            }
            .section {
                padding: 40px 0;
            }
            .stats-card-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .rank-metrics {
                gap: 10px;
                font-size: 0.75rem;
            }
            .data-note-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-form {
                flex-direction: column;
                gap: 8px;
            }
            .subscribe-form button {
                width: 100%;
            }
            .page-head h1 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .rank-row {
                flex-wrap: wrap;
                padding: 12px 14px;
            }
            .rank-metrics {
                width: 100%;
                justify-content: flex-start;
                font-size: 0.7rem;
                gap: 8px;
            }
            .stats-number {
                font-size: 1.5rem;
            }
            .subscribe-cta {
                padding: 36px 20px;
            }
            .logo-text {
                font-size: 1rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-green);
        }

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

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

        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: var(--line-height-body);
        }

        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .logo-text span {
            color: var(--color-green);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }

        .nav-item.active {
            color: var(--color-green);
        }

        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }

        .nav-item .fa-chevron-down {
            font-size: 10px;
            margin-left: 4px;
        }

        .nav-dropdown-wrap {
            position: relative;
        }

        .nav-dropdown-wrap .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
        }

        .nav-dropdown-wrap:hover .dropdown-menu,
        .nav-dropdown-wrap:focus-within .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .nav-dropdown-wrap .dropdown-menu a {
            display: block;
            padding: 10px 16px;
            font-size: var(--font-small);
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
        }

        .nav-dropdown-wrap .dropdown-menu a:hover {
            background: rgba(255,255,255,0.06);
            color: #FFFFFF;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-green);
            color: #FFFFFF;
            font-size: var(--font-small);
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 12px;
        }

        .nav-cta:hover {
            background: var(--color-green-dark);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(0,166,81,0.3);
        }

        .nav-cta .fa-circle {
            font-size: 8px;
            color: #FFFFFF;
            animation: pulse-dot 1.6s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 110;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(13,13,15,0.98);
            z-index: 105;
            padding: 100px 32px 40px;
            overflow-y: auto;
        }

        .mobile-menu-overlay.open {
            display: block;
        }

        .mobile-menu-overlay a {
            display: block;
            font-size: 22px;
            font-weight: 600;
            color: #FFFFFF;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            transition: var(--transition);
        }

        .mobile-menu-overlay a:hover {
            color: var(--color-green);
            padding-left: 12px;
        }

        .mobile-menu-overlay a.mobile-sub-link {
            font-size: 16px;
            font-weight: 400;
            color: #A8A8B0;
            padding-left: 24px;
            border-bottom: none;
        }

        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
        }

        /* ============ 面包屑 ============ */
        .breadcrumb-section {
            padding: 32px 0 0;
            background: var(--color-bg);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-small);
            color: var(--color-text-soft);
            flex-wrap: wrap;
        }

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

        .breadcrumb a:hover {
            color: var(--color-green);
        }

        .breadcrumb .separator {
            color: var(--color-border);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--color-green);
            font-weight: 600;
        }

        .page-header-content {
            padding: 20px 0 16px;
        }

        .page-header-content h1 {
            font-size: var(--font-title-lg);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .page-header-content .page-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 680px;
            line-height: var(--line-height-body);
        }

        /* ============ 帖子卡片 ============ */
        .post-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

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

        .post-card .post-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-light-green);
        }

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

        .post-card:hover .post-img-wrap img {
            transform: scale(1.03);
        }

        .post-card .post-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .post-card .post-tag {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.05em;
            color: var(--color-green);
            background: var(--color-light-green);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .post-card .post-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 8px;
            line-height: 1.45;
            letter-spacing: -0.01em;
        }

        .post-card .post-excerpt {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .post-card .post-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: var(--font-tiny);
            color: var(--color-text-light);
            padding-top: 14px;
            border-top: 1px solid var(--color-border);
        }

        .post-card .post-meta i {
            margin-right: 4px;
        }

        .post-card.pinned {
            border: 2px solid var(--color-green);
        }

        .post-card.pinned .pin-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: var(--font-tiny);
            font-weight: 700;
            color: #FFFFFF;
            background: var(--color-green);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        /* ============ 标签云 ============ */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .tag-cloud .tag {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: var(--font-small);
            font-weight: 500;
            background: #FFFFFF;
            color: var(--color-text-soft);
            border: 1px solid var(--color-border);
            transition: var(--transition);
            cursor: pointer;
        }

        .tag-cloud .tag:hover {
            background: var(--color-green);
            color: #FFFFFF;
            border-color: var(--color-green);
            transform: translateY(-1px);
        }

        .tag-cloud .tag.size-lg {
            font-size: 1.05rem;
            font-weight: 700;
            padding: 10px 22px;
        }

        .tag-cloud .tag.size-md {
            font-size: 0.95rem;
            font-weight: 600;
        }

        .tag-cloud .tag.size-sm {
            font-size: var(--font-small);
            padding: 6px 14px;
        }

        /* ============ 社区规则 ============ */
        .rules-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .rules-list li {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border);
            font-size: var(--font-body);
            color: var(--color-text);
            line-height: 1.7;
        }

        .rules-list li:last-child {
            border-bottom: none;
        }

        .rules-list .rule-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-green);
            color: #FFFFFF;
            font-size: var(--font-small);
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 2px;
        }

        /* ============ 表单 ============ */
        .community-form-wrap {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 36px 32px;
        }

        .community-form .form-group {
            margin-bottom: 18px;
        }

        .community-form label {
            display: block;
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .community-form input,
        .community-form select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            font-size: var(--font-body);
            color: var(--color-text);
            background: #FBFBFA;
            transition: var(--transition);
            outline: none;
            -webkit-appearance: none;
            appearance: none;
        }

        .community-form input:focus,
        .community-form select:focus {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.12);
            background: #FFFFFF;
        }

        .community-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        @media (max-width: 640px) {
            .community-form .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-green);
            color: #FFFFFF;
            font-size: var(--font-body);
            font-weight: 600;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            transition: var(--transition);
            border: none;
            cursor: pointer;
            width: 100%;
        }

        .btn-primary:hover {
            background: var(--color-green-dark);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(0,166,81,0.3);
        }

        .btn-primary:focus {
            outline: 2px solid var(--color-border);
            outline-offset: 2px;
        }

        /* ============ 活动预告 ============ */
        .activity-banner {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 20px 24px;
            margin-bottom: 14px;
            transition: var(--transition);
            border-left: 4px solid var(--color-green);
        }

        .activity-banner:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }

        .activity-banner .activity-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--color-light-green);
            border-radius: 8px;
            padding: 10px 16px;
            flex-shrink: 0;
            min-width: 70px;
        }

        .activity-banner .activity-date .day {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-green);
            line-height: 1.2;
        }

        .activity-banner .activity-date .month {
            font-size: var(--font-tiny);
            font-weight: 600;
            color: var(--color-text-soft);
        }

        .activity-banner .activity-info {
            flex: 1;
        }

        .activity-banner .activity-info .activity-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 4px;
        }

        .activity-banner .activity-info .activity-desc {
            font-size: var(--font-small);
            color: var(--color-text-soft);
        }

        .activity-banner .activity-action {
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-green);
            white-space: nowrap;
        }

        @media (max-width: 640px) {
            .activity-banner {
                flex-direction: column;
                align-items: flex-start;
            }
            .activity-banner .activity-date {
                flex-direction: row;
                gap: 8px;
                padding: 8px 14px;
            }
            .activity-banner .activity-date .day {
                font-size: 1.2rem;
            }
        }

        /* ============ 查看更多 ============ */
        .view-more-row {
            text-align: center;
            padding: 16px 0 0;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--color-text);
            font-size: var(--font-body);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: 1.5px solid var(--color-border);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-outline:hover {
            border-color: var(--color-green);
            color: var(--color-green);
            transform: translateY(-1px);
        }

        .btn-outline:focus {
            outline: 2px solid var(--color-green);
            outline-offset: 2px;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-dark-section);
            color: #D4D4DA;
            padding: 64px 0 24px;
            margin-top: 64px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.5fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .site-footer .f-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .site-footer .f-desc {
            font-size: var(--font-small);
            color: #A8A8B0;
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: var(--font-small);
            color: #A8A8B0;
            padding: 6px 0;
            transition: var(--transition);
        }

        .site-footer .footer-col a:hover {
            color: var(--color-green);
            padding-left: 6px;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 12px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 16px;
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 8px;
            font-size: var(--font-small);
            background: rgba(255,255,255,0.06);
            color: #FFFFFF;
            outline: none;
            transition: var(--transition);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-green);
        }

        .footer-subscribe input::placeholder {
            color: #6B6B72;
        }

        .footer-subscribe button {
            padding: 10px 20px;
            background: var(--color-green);
            color: #FFFFFF;
            border-radius: 8px;
            font-size: var(--font-small);
            font-weight: 600;
            transition: var(--transition);
        }

        .footer-subscribe button:hover {
            background: var(--color-green-dark);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: var(--font-tiny);
            color: #6B6B72;
            flex-wrap: wrap;
            gap: 12px;
        }

        .site-footer .footer-bottom a {
            color: #6B6B72;
            transition: var(--transition);
        }

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

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-subscribe {
                flex-direction: column;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ============ 响应式通用 ============ */
        @media (max-width: 1024px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 640px) {
            .section {
                padding: 36px 0;
            }
            .page-header-content h1 {
                font-size: 2rem;
            }
            .community-form-wrap {
                padding: 24px 18px;
            }
            .post-card .post-body {
                padding: 16px 18px 18px;
            }
        }

        /* Foundation 覆盖 */
        .grid-container {
            padding: 0;
            max-width: 1200px;
        }

        .grid-x {
            gap: 0;
        }

        .cell {
            padding: 0 10px;
        }

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

/* roulang page: category6 */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-green);
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition);
        }

        input, select, textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: var(--line-height-body);
        }

        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .logo-text span {
            color: var(--color-green);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
            cursor: pointer;
        }

        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }

        .nav-item.active {
            color: var(--color-green);
        }

        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }

        .nav-item .fa-chevron-down {
            font-size: 10px;
            margin-left: 4px;
        }

        .has-dropdown {
            position: relative;
        }

        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
        }

        .has-dropdown:hover .dropdown-menu,
        .has-dropdown:focus-within .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 10px 14px;
            font-size: var(--font-small);
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
        }

        .dropdown-menu a:hover {
            background: rgba(255,255,255,0.08);
            color: var(--color-green);
        }

        .nav-cta {
            flex-shrink: 0;
            margin-left: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 600;
            line-height: 1.2;
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn:focus {
            outline: 2px solid rgba(0,166,81,0.5);
            outline-offset: 2px;
        }

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

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

        .btn-outline {
            border: 1px solid var(--color-border);
            color: var(--color-dark);
            background: transparent;
        }

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

        .btn-dark-outline {
            border: 1px solid rgba(255,255,255,0.25);
            color: #FFFFFF;
            background: transparent;
        }

        .btn-dark-outline:hover {
            border-color: var(--color-green);
            color: var(--color-green);
        }

        .btn-red {
            background: var(--color-red);
            color: #FFFFFF;
        }

        .btn-red:hover {
            background: #C92A37;
            color: #FFFFFF;
        }

        .btn-small {
            padding: 6px 16px;
            font-size: var(--font-tiny);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            background: transparent;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(13, 13, 15, 0.98);
            z-index: 99;
            padding: 40px 20px;
            overflow-y: auto;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav a {
            display: block;
            padding: 16px 0;
            font-size: 1.4rem;
            font-weight: 600;
            color: #E8E8EC;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            transition: var(--transition);
        }

        .mobile-nav a:hover {
            color: var(--color-green);
            padding-left: 8px;
        }

        .mobile-nav a.mobile-active {
            color: var(--color-green);
        }

        .mobile-nav .mobile-dropdown-label {
            font-size: 1.4rem;
            font-weight: 600;
            color: #E8E8EC;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .mobile-nav .mobile-dropdown-items {
            padding-left: 16px;
        }

        .mobile-nav .mobile-dropdown-items a {
            font-size: 1.1rem;
            font-weight: 400;
            border-bottom: 1px solid rgba(255,255,255,0.04);
        }

        /* ============ 面包屑 ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-soft);
            transition: var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--color-green);
        }

        .breadcrumb .separator {
            color: var(--color-text-light);
        }

        .breadcrumb .current {
            color: var(--color-green);
            font-weight: 600;
        }

        /* ============ 分类页 Hero ============ */
        .help-hero {
            padding: 48px 0 32px;
            background: var(--color-light-green);
            border-bottom: 1px solid var(--color-border);
        }

        .help-hero .container {
            max-width: 960px;
        }

        .help-hero h1 {
            font-size: var(--font-title-lg);
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 16px 0;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .help-hero p {
            font-size: 1.1rem;
            color: var(--color-text-soft);
            max-width: 720px;
            margin: 0;
            line-height: 1.7;
        }

        /* ============ 帮助搜索框 ============ */
        .help-search {
            background: var(--color-light-green);
            padding: 32px 0 48px;
            border-bottom: 1px solid var(--color-border);
        }

        .help-search .container {
            max-width: 960px;
        }

        .help-search-box {
            display: flex;
            gap: 12px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 8px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: var(--transition);
        }

        .help-search-box:focus-within {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.1), var(--shadow-card);
        }

        .help-search-box input {
            flex: 1;
            border: none;
            outline: none;
            font-size: var(--font-body);
            color: var(--color-text);
            padding: 10px 16px;
            background: transparent;
        }

        .help-search-box input::placeholder {
            color: var(--color-text-light);
        }

        .help-search-box button {
            padding: 10px 24px;
            background: var(--color-green);
            color: #FFFFFF;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 600;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .help-search-box button:hover {
            background: var(--color-green-dark);
            color: #FFFFFF;
        }

        .help-search-hint {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin-top: 10px;
        }

        .help-search-hint i {
            color: var(--color-green);
        }

        /* ============ FAQ 手风琴 ============ */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-dark);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }

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

        .faq-question:focus {
            outline: 2px solid rgba(0,166,81,0.4);
            outline-offset: -2px;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-green);
            transition: var(--transition);
            font-weight: 400;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease, padding .4s ease;
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 24px 20px 24px;
        }

        .faq-answer p {
            margin: 0;
            font-size: var(--font-small);
            color: var(--color-text-soft);
            line-height: 1.8;
        }

        /* ============ 教程步骤 ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .step-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: var(--transition);
            position: relative;
        }

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

        .step-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-green);
            margin-bottom: 12px;
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .step-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 8px 0;
        }

        .step-card p {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.7;
        }

        /* ============ 设备兼容 ============ */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .device-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: var(--transition);
        }

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

        .device-icon {
            width: 56px;
            height: 56px;
            background: var(--color-light-green);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.6rem;
            color: var(--color-green);
        }

        .device-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 8px 0;
        }

        .device-card p {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ 故障排查 ============ */
        .troubleshoot-list {
            max-width: 720px;
            margin: 0 auto;
        }

        .troubleshoot-item {
            display: flex;
            gap: 16px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            border-left: 3px solid var(--color-green);
            transition: var(--transition);
        }

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

        .troubleshoot-icon {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            background: var(--color-light-green);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-green);
            font-size: 1rem;
        }

        .troubleshoot-content h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 6px 0;
        }

        .troubleshoot-content p {
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin: 0;
            line-height: 1.7;
        }

        /* ============ 联系支持表单 ============ */
        .contact-form-wrap {
            max-width: 640px;
            margin: 0 auto;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            font-size: var(--font-body);
            border: 1px solid var(--color-border);
            border-radius: 8px;
            color: var(--color-text);
            background: var(--color-bg);
            transition: var(--transition);
            outline: none;
        }

        .form-control:focus {
            border-color: var(--color-green);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.1);
            background: #FFFFFF;
        }

        .form-control::placeholder {
            color: var(--color-text-light);
        }

        textarea.form-control {
            resize: vertical;
            min-height: 120px;
        }

        select.form-control {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235C5C64' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
        }

        /* ============ 服务时间 ============ */
        .service-hours {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
            margin-top: 24px;
        }

        .service-hour-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 20px 28px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            flex: 1;
            min-width: 180px;
            max-width: 260px;
        }

        .service-hour-card .hour-icon {
            font-size: 1.4rem;
            color: var(--color-green);
            margin-bottom: 8px;
        }

        .service-hour-card h3 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 6px 0;
        }

        .service-hour-card p {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin: 0;
        }

        /* ============ 查看更多链接 ============ */
        .more-link-wrap {
            text-align: center;
            padding: 8px 0 32px;
        }

        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-green);
            transition: var(--transition);
        }

        .more-link:hover {
            color: var(--color-green-dark);
            gap: 12px;
        }

        /* ============ 帮助配图 ============ */
        .help-image-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            margin-top: 24px;
        }

        .help-image-wrap img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-card);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-dark);
            color: #D4D4DA;
            padding: 56px 0 28px;
            border-top: 1px solid rgba(255,255,255,0.06);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col .f-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .footer-col .f-desc {
            font-size: var(--font-small);
            color: var(--color-text-light);
            line-height: 1.7;
            margin: 0 0 16px;
        }

        .footer-col a {
            display: block;
            font-size: var(--font-small);
            color: #D4D4DA;
            padding: 4px 0;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-green);
            padding-left: 4px;
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 12px;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 10px 14px;
            font-size: var(--font-tiny);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 8px;
            background: rgba(255,255,255,0.05);
            color: #FFFFFF;
            outline: none;
            transition: var(--transition);
        }

        .footer-subscribe input::placeholder {
            color: var(--color-text-light);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-green);
            background: rgba(255,255,255,0.08);
        }

        .footer-subscribe button {
            padding: 10px 18px;
            background: var(--color-green);
            color: #FFFFFF;
            border-radius: 8px;
            font-size: var(--font-tiny);
            font-weight: 600;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .footer-subscribe button:hover {
            background: var(--color-green-dark);
            color: #FFFFFF;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.06);
            font-size: var(--font-tiny);
            color: var(--color-text-light);
        }

        .footer-bottom a {
            color: var(--color-text-light);
            transition: var(--transition);
        }

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

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }

            .nav-item {
                padding: 8px 10px;
                font-size: 0.8rem;
            }

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

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .footer-col:last-child {
                grid-column: span 2;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none !important;
            }

            .nav-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .site-header .container {
                justify-content: space-between;
            }

            .section {
                padding: 40px 0;
            }

            .help-hero {
                padding: 32px 0 24px;
            }

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

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .device-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .faq-question {
                padding: 14px 18px;
                font-size: 0.9rem;
            }

            .faq-answer {
                padding: 0 18px;
            }

            .faq-item.open .faq-answer {
                padding: 0 18px 16px 18px;
            }

            .contact-form-wrap {
                padding: 24px 18px;
            }

            .help-search-box {
                flex-direction: column;
                gap: 8px;
            }

            .help-search-box button {
                width: 100%;
            }

            .troubleshoot-item {
                padding: 16px 18px;
            }

            .service-hours {
                flex-direction: column;
                align-items: center;
            }

            .service-hour-card {
                width: 100%;
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .site-header .container {
                height: 60px;
            }

            .mobile-nav {
                top: 60px;
            }

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

            .help-hero p {
                font-size: 0.95rem;
            }

            .device-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-col:last-child {
                grid-column: auto;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .breadcrumb {
                font-size: 0.75rem;
            }

            .section-title {
                font-size: 1.3rem;
            }
        }

/* roulang page: category7 */
:root {
            --color-dark: #0D0D0F;
            --color-green: #00A651;
            --color-green-dark: #007A3B;
            --color-red: #E63946;
            --color-bg: #F6F5F2;
            --color-dark-section: #141417;
            --color-light-green: #EAF2ED;
            --color-border: #D8E0DA;
            --color-text: #1A1A1E;
            --color-text-soft: #5C5C64;
            --color-text-light: #A8A8B0;
            --radius-card: 12px;
            --radius-btn: 999px;
            --radius-badge: 4px;
            --radius-img: 8px;
            --shadow-card: 0 2px 12px rgba(0,0,0,.06);
            --shadow-card-hover: 0 8px 28px rgba(0,0,0,.12);
            --font-title-lg: clamp(2.2rem, 5vw, 3.4rem);
            --font-title-md: clamp(1.6rem, 3vw, 2rem);
            --font-title-sm: clamp(1.2rem, 2vw, 1.5rem);
            --font-body: 1rem;
            --font-small: 0.875rem;
            --font-tiny: 0.75rem;
            --line-height-body: 1.8;
            --transition: all .25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-size: var(--font-body);
            line-height: var(--line-height-body);
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-green);
        }

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

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

        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section {
            padding: 64px 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-dark {
            background: var(--color-dark-section);
            color: #FFFFFF;
        }

        .section-tight {
            padding: 40px 0;
        }

        .section-label {
            display: inline-block;
            font-size: var(--font-tiny);
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-green);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: var(--line-height-body);
        }

        .section-title.light,
        .section-desc.light {
            color: #E8E8EC;
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(13, 13, 15, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-green);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .logo-text span {
            color: var(--color-green);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-item {
            position: relative;
            padding: 8px 14px;
            font-size: var(--font-small);
            font-weight: 500;
            color: #D4D4DA;
            border-radius: 6px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-item:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.06);
        }

        .nav-item.active {
            color: var(--color-green);
        }

        .nav-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-green);
            border-radius: 2px 2px 0 0;
        }

        .nav-item .fa-chevron-down {
            font-size: 10px;
            margin-left: 4px;
        }

        .nav-dropdown {
            position: relative;
        }

        .nav-dropdown .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            min-width: 180px;
            background: #1A1A20;
            border-radius: 10px;
            box-shadow: 0 16px 40px rgba(0,0,0,0.35);
            padding: 6px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: var(--transition);
            z-index: 50;
            border: 1px solid rgba(255,255,255,0.08);
        }

        .nav-dropdown:hover .dropdown-menu,
        .nav-dropdown:focus-within .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .dropdown-menu a {
            display: block;
            padding: 8px 12px;
            color: #D4D4DA;
            border-radius: 6px;
            font-size: var(--font-small);
            transition: var(--transition);
        }

        .dropdown-menu a:hover {
            background: rgba(255,255,255,0.06);
            color: #FFFFFF;
        }

        .dropdown-menu a.active-sub {
            color: var(--color-green);
            font-weight: 600;
        }

        .nav-cta {
            margin-left: 8px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.is-open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.is-open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.is-open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            inset: 68px 0 0 0;
            background: var(--color-dark-section);
            z-index: 99;
            padding: 32px 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

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

        .mobile-nav a {
            color: #FFFFFF;
            font-size: 1.25rem;
            padding: 12px 8px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
            display: block;
            font-weight: 500;
        }

        .mobile-nav a:hover {
            color: var(--color-green);
        }

        .mobile-nav .sub-link {
            font-size: 1rem;
            padding-left: 24px;
            color: #B8B8C0;
        }

        /* ============ 面包屑 ============ */
        .breadcrumb-section {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            padding: 28px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: var(--font-small);
            color: var(--color-text-soft);
            margin-bottom: 16px;
        }

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

        .breadcrumb a:hover {
            color: var(--color-green);
        }

        .breadcrumb .sep {
            color: var(--color-text-light);
        }

        .breadcrumb .current {
            color: var(--color-green);
            font-weight: 600;
        }

        .page-heading {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .page-heading h1 {
            font-size: var(--font-title-md);
            font-weight: 700;
            color: var(--color-dark);
            margin: 0;
            line-height: 1.3;
        }

        .page-heading .lead {
            font-size: var(--font-body);
            color: var(--color-text-soft);
            max-width: 680px;
            margin-top: 8px;
        }

        .head-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-light-green);
            color: var(--color-green);
            padding: 6px 14px;
            border-radius: var(--radius-btn);
            font-size: var(--font-small);
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .head-badge .dot {
            width: 7px;
            height: 7px;
            background: var(--color-green);
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }

        /* ============ 回放卡片 ============ */
        .replay-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .replay-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
        }

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

        .replay-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #1A1A20;
        }

        .replay-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .replay-card:hover .replay-thumb img {
            transform: scale(1.03);
        }

        .replay-thumb .play-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0,0,0,0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: var(--transition);
        }

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

        .play-overlay .play-btn {
            width: 54px;
            height: 54px;
            background: rgba(255,255,255,0.92);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-dark);
            font-size: 20px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.25);
        }

        .replay-thumb .duration-tag {
            position: absolute;
            right: 10px;
            bottom: 10px;
            background: rgba(0,0,0,0.75);
            color: #FFF;
            font-size: var(--font-tiny);
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.02em;
        }

        .replay-thumb .type-tag {
            position: absolute;
            left: 10px;
            top: 10px;
            font-size: var(--font-tiny);
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.03em;
        }

        .type-tag.full {
            background: var(--color-green);
            color: #FFF;
        }

        .type-tag.highlights {
            background: var(--color-red);
            color: #FFF;
        }

        .replay-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .replay-match {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .replay-meta {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .replay-meta .league-tag {
            background: var(--color-light-green);
            color: var(--color-green-dark);
            padding: 2px 8px;
            border-radius: var(--radius-badge);
            font-weight: 600;
        }

        .replay-action {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .replay-action .btn-sm {
            background: var(--color-dark);
            color: #FFF;
            padding: 7px 16px;
            border-radius: var(--radius-btn);
            font-size: var(--font-tiny);
            font-weight: 600;
            transition: var(--transition);
        }

        .replay-action .btn-sm:hover {
            background: var(--color-green);
        }

        .replay-action .share-icon {
            color: var(--color-text-soft);
            font-size: 1rem;
            padding: 6px;
            transition: var(--transition);
        }

        .replay-action .share-icon:hover {
            color: var(--color-green);
        }

        /* ============ 最新回放列表 ============ */
        .latest-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .latest-item {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            padding: 16px 20px;
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

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

        .latest-date {
            background: var(--color-light-green);
            color: var(--color-green-dark);
            font-weight: 700;
            font-size: var(--font-small);
            padding: 10px 14px;
            border-radius: 8px;
            text-align: center;
            min-width: 68px;
            flex-shrink: 0;
        }

        .latest-date .day {
            display: block;
            font-size: 1.4rem;
            line-height: 1.1;
        }

        .latest-info {
            flex: 1;
            min-width: 200px;
        }

        .latest-match {
            font-weight: 700;
            color: var(--color-dark);
            font-size: 1rem;
            margin-bottom: 2px;
        }

        .latest-desc {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
        }

        .latest-duration {
            font-size: var(--font-tiny);
            color: var(--color-text-soft);
            background: #F1F1F1;
            padding: 4px 10px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
        }

        .latest-btn {
            background: transparent;
            border: 1px solid var(--color-green);
            color: var(--color-green);
            padding: 7px 18px;
            border-radius: var(--radius-btn);
            font-size: var(--font-tiny);
            font-weight: 600;
            transition: var(--transition);
            white-space: nowrap;
        }

        .latest-btn:hover {
            background: var(--color-green);
            color: #FFF;
        }

        /* ============ 集锦分类 ============ */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tag-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 10px 20px;
            font-size: var(--font-small);
            font-weight: 600;
            color: var(--color-text);
            transition: var(--transition);
        }

        .tag-link:hover {
            border-color: var(--color-green);
            color: var(--color-green);
            background: var(--color-light-green);
            transform: translateY(-2px);
        }

        .tag-link .tag-count {
            background: var(--color-green);
            color: #FFF;
            border-radius: var(--radius-btn);
            padding: 2px 8px;
            font-size: var(--font-tiny);
            font-weight: 700;
        }

        /* ============ 回放说明 ============ */
        .info-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            background: var(--color-dark-section);
            border-radius: var(--radius-card);
            padding: 40px;
            align-items: center;
        }

        .info-panel .info-content h2 {
            color: #FFF;
            font-size: var(--font-title-sm);
            margin-bottom: 16px;
        }

        .info-panel .info-content p {
            color: #B8B8C0;
            line-height: var(--line-height-body);
            margin-bottom: 12px;
            font-size: var(--font-small);
        }

        .info-features {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .info-feature {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            color: #E8E8EC;
            font-size: var(--font-small);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .info-feature i {
            color: var(--color-green);
            font-size: 0.9rem;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: var(--color-dark);
            border-radius: var(--radius-card);
            padding: 48px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/6c37796e19978496.webp') center/cover no-repeat;
            opacity: 0.12;
            pointer-events: none;
        }

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

        .cta-content h2 {
            color: #FFF;
            font-size: var(--font-title-md);
            margin-bottom: 12px;
        }

        .cta-content p {
            color: #B8B8C0;
            max-width: 560px;
            margin: 0 auto 28px;
            font-size: var(--font-body);
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-green);
            color: #FFF;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: var(--font-body);
            transition: var(--transition);
            border: 2px solid var(--color-green);
        }

        .btn-primary:hover {
            background: var(--color-green-dark);
            border-color: var(--color-green-dark);
            color: #FFF;
            transform: translateY(-2px);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #FFF;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: var(--font-body);
            transition: var(--transition);
            border: 2px solid rgba(255,255,255,0.35);
        }

        .btn-secondary:hover {
            border-color: var(--color-green);
            color: var(--color-green);
            transform: translateY(-2px);
        }

        /* ============ 查看更多 ============ */
        .more-link-section {
            background: #FFFFFF;
            padding: 32px 0;
            border-top: 1px solid var(--color-border);
        }

        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-green);
            font-weight: 600;
            font-size: var(--font-body);
            transition: var(--transition);
        }

        .more-link:hover {
            color: var(--color-green-dark);
            gap: 12px;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-dark-section);
            color: #D4D4DA;
            padding: 56px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .footer-col {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .f-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
        }

        .f-desc {
            font-size: var(--font-small);
            color: var(--color-text-light);
            line-height: 1.8;
            margin: 0;
        }

        .footer-col a {
            color: var(--color-text-light);
            font-size: var(--font-small);
            transition: var(--transition);
            width: fit-content;
        }

        .footer-col a:hover {
            color: var(--color-green);
        }

        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 6px;
            flex-wrap: wrap;
        }

        .footer-subscribe input {
            flex: 1;
            min-width: 160px;
            padding: 10px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255,255,255,0.15);
            background: rgba(255,255,255,0.06);
            color: #FFFFFF;
            font-size: var(--font-small);
            outline: none;
            transition: var(--transition);
        }

        .footer-subscribe input::placeholder {
            color: var(--color-text-light);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-green);
            background: rgba(255,255,255,0.1);
            box-shadow: 0 0 0 3px rgba(0,166,81,0.15);
        }

        .footer-subscribe button {
            background: var(--color-green);
            color: #FFF;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: var(--font-small);
            transition: var(--transition);
            border: none;
        }

        .footer-subscribe button:hover {
            background: var(--color-green-dark);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            font-size: var(--font-tiny);
            color: var(--color-text-light);
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom a {
            color: var(--color-text-light);
        }

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

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

            .info-panel {
                grid-template-columns: 1fr;
                padding: 32px 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .section {
                padding: 48px 0;
            }

            .page-heading {
                flex-direction: column;
            }

            .replay-grid {
                grid-template-columns: 1fr;
            }

            .latest-item {
                flex-direction: column;
                align-items: flex-start;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .site-header .container {
                height: 60px;
            }

            .logo-text {
                font-size: 1rem;
            }

            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }

            .cta-section {
                padding: 36px 20px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 11px 20px;
                font-size: var(--font-small);
                width: 100%;
                justify-content: center;
            }

            .info-panel {
                padding: 24px 18px;
            }

            .breadcrumb-section {
                padding: 20px 0;
            }

            .replay-thumb {
                aspect-ratio: 4/3;
            }
        }