:root {
            --steel: #64748b;
            --dark: #1e293b;
            --darker: #0f172a;
            --orange: #f97316;
            --text: #e2e8f0;
            --muted: #94a3b8;
            --border: #475569;
            --card-bg: #1e293b;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif !important;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--darker);
            color: var(--text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 4px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ===== 导航栏 ===== */
        .navbar {
            background: linear-gradient(180deg, #1e293b, #0f172a);
            border-bottom: 2px solid var(--steel);
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.6);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            flex-wrap: wrap;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 1px;
        }
        .logo img {
            width: 42px;
            height: 42px;
        }
        .logo span {
            background: linear-gradient(135deg, #f97316, #fdba74);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-links a {
            padding: 8px 16px;
            border: 1px solid transparent;
            border-radius: 4px;
            font-size: 15px;
            font-weight: 500;
            color: #cbd5e1;
            transition: all 0.2s;
        }
        .nav-links a:hover {
            border-color: var(--orange);
            background: rgba(249, 115, 22, 0.12);
            color: var(--orange);
        }
        /* ===== 通用区块 ===== */
        .section {
            background: linear-gradient(135deg, #1e293b, #334155);
            border: 2px solid var(--steel);
            border-radius: 6px;
            position: relative;
            padding: 48px 32px;
            margin: 32px auto;
            max-width: 1280px;
            box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.35), 0 6px 24px rgba(0, 0, 0, 0.5);
        }
        .section::before {
            content: "";
            position: absolute;
            top: -5px;
            left: -5px;
            width: 22px;
            height: 22px;
            background: radial-gradient(circle at 35% 35%, #cbd5e1 8%, #94a3b8 40%, #334155 48%, #0f172a 55%);
            border-radius: 50%;
            box-shadow: 0 0 8px rgba(0, 0, 0, 0.9), inset 0 0 4px rgba(0, 0, 0, 0.6);
            z-index: 2;
        }
        .section::after {
            content: "";
            position: absolute;
            top: -5px;
            right: -5px;
            width: 22px;
            height: 22px;
            background: radial-gradient(circle at 35% 35%, #cbd5e1 8%, #94a3b8 40%, #334155 48%, #0f172a 55%);
            border-radius: 50%;
            box-shadow: 0 0 8px rgba(0, 0, 0, 0.9), inset 0 0 4px rgba(0, 0, 0, 0.6);
            z-index: 2;
        }
        .section .section-bb {
            content: "";
            position: absolute;
            bottom: -5px;
            left: -5px;
            width: 22px;
            height: 22px;
            background: radial-gradient(circle at 35% 35%, #cbd5e1 8%, #94a3b8 40%, #334155 48%, #0f172a 55%);
            border-radius: 50%;
            box-shadow: 0 0 8px rgba(0, 0, 0, 0.9), inset 0 0 4px rgba(0, 0, 0, 0.6);
            z-index: 2;
            position: absolute;
            bottom: -5px;
            right: -5px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            text-align: center;
            margin-bottom: 8px;
            color: #e2e8f0;
            letter-spacing: 1px;
        }
        .section-title::before {
            content: "⚙️ ";
        }
        .section-subtitle {
            text-align: center;
            color: var(--muted);
            margin-bottom: 28px;
            font-size: 15px;
        }
        /* ===== Hero ===== */
        .hero {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 45%, #334155 100%);
            border: 2px solid var(--steel);
            border-radius: 6px;
            padding: 64px 40px;
            margin: 24px auto 0;
            max-width: 1280px;
            text-align: center;
            position: relative;
            box-shadow: inset 0 0 80px rgba(0, 0, 0, 0.5), 0 8px 30px rgba(0, 0, 0, 0.6);
        }
        .hero::before {
            content: "";
            position: absolute;
            top: -8px;
            left: -8px;
            right: -8px;
            bottom: -8px;
            background: radial-gradient(circle at 30% 30%, rgba(249, 115, 22, 0.08) 0%, transparent 60%);
            pointer-events: none;
            z-index: 0;
        }
        .hero h1 {
            font-size: 40px;
            font-weight: 900;
            letter-spacing: 1px;
            line-height: 1.3;
            background: linear-gradient(135deg, #f8fafc 20%, #f97316 80%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .hero p {
            font-size: 17px;
            color: #cbd5e1;
            max-width: 800px;
            margin: 0 auto 32px;
            position: relative;
            z-index: 1;
        }
        .hero-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 4px;
            font-weight: 700;
            font-size: 15px;
            border: 2px solid var(--orange);
            background: linear-gradient(135deg, #f97316, #ea580c);
            color: #0f172a;
            transition: all 0.2s;
            box-shadow: 0 4px 16px rgba(249, 115, 22, 0.3);
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(249, 115, 22, 0.5);
        }
        .btn-ghost {
            background: transparent;
            border: 2px solid var(--steel);
            color: #e2e8f0;
            box-shadow: none;
        }
        .btn-ghost:hover {
            border-color: var(--orange);
            color: var(--orange);
            box-shadow: 0 4px 16px rgba(249, 115, 22, 0.2);
        }
        /* ===== GEO ===== */
        .geo-box {
            background: linear-gradient(135deg, #1a2332, #243448);
            border-left: 4px solid var(--orange);
            padding: 32px;
            border-radius: 0 6px 6px 0;
        }
        .geo-box p {
            color: #cbd5e1;
            font-size: 15.5px;
            line-height: 1.8;
        }
        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            text-align: center;
            padding: 32px 16px;
            background: linear-gradient(145deg, #1e293b, #0f172a);
            border: 1px solid var(--border);
            border-radius: 6px;
            box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.4);
            position: relative;
        }
        .stat-card .num {
            font-size: 36px;
            font-weight: 900;
            color: var(--orange);
            line-height: 1.2;
        }
        .stat-card .label {
            color: var(--muted);
            font-size: 14px;
            margin-top: 8px;
        }
        /* ===== 核心优势 ===== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .advantage-card {
            background: linear-gradient(145deg, #243244, #1e293b);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 28px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
        }
        .advantage-card .icon {
            font-size: 32px;
            flex-shrink: 0;
            background: rgba(249, 115, 22, 0.15);
            border-radius: 50%;
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(249, 115, 22, 0.4);
        }
        .advantage-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: #f1f5f9;
            margin-bottom: 6px;
        }
        .advantage-card p {
            color: var(--muted);
            font-size: 14px;
        }
        /* ===== 焦点赛事 ===== */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .event-card {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            border: 1px solid var(--border);
            border-radius: 6px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            transition: transform 0.2s;
        }
        .event-card:hover {
            transform: translateY(-4px);
        }
        .event-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }
        .event-card .body {
            padding: 20px;
        }
        .event-card .league {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            color: var(--orange);
            background: rgba(249, 115, 22, 0.15);
            padding: 2px 10px;
            border-radius: 12px;
            margin-bottom: 10px;
        }
        .event-card h3 {
            font-size: 18px;
            margin-bottom: 6px;
        }
        .event-card p {
            font-size: 13.5px;
            color: var(--muted);
        }
        .event-card .tags {
            margin-top: 12px;
            display: flex;
            gap: 8px;
        }
        .event-card .tags a {
            font-size: 12px;
            background: #334155;
            color: #cbd5e1;
            padding: 2px 10px;
            border-radius: 10px;
            border: 1px solid #475569;
        }
        /* ===== 精彩集锦 ===== */
        .highlight-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .highlight-item {
            position: relative;
            border-radius: 6px;
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
            cursor: pointer;
        }
        .highlight-item img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: transform 0.3s;
        }
        .highlight-item:hover img {
            transform: scale(1.05);
        }
        .highlight-item .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 48px;
            color: #f97316;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.8);
        }
        .highlight-item .caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
            padding: 40px 16px 12px;
            font-size: 14px;
            font-weight: 600;
        }
        /* ===== 服务覆盖 ===== */
        .coverage-wrap {
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
        }
        .coverage-wrap img {
            flex: 1 1 300px;
            max-width: 420px;
            border-radius: 6px;
        }
        .coverage-text {
            flex: 1 1 400px;
        }
        .coverage-text ul {
            list-style: none;
            margin-top: 12px;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 8px;
        }
        .coverage-text li {
            padding: 6px 0;
            font-size: 14px;
            color: #cbd5e1;
            border-bottom: 1px dashed #334155;
        }
        /* ===== 用户口碑 ===== */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .review-card {
            background: linear-gradient(145deg, #243244, #1a2332);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 26px;
            position: relative;
        }
        .review-card .stars {
            color: #f97316;
            font-size: 16px;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }
        .review-card p {
            font-size: 14px;
            color: #cbd5e1;
            font-style: italic;
            margin-bottom: 14px;
        }
        .review-card .author {
            font-size: 13px;
            color: var(--muted);
            font-style: normal;
            font-weight: 600;
        }
        /* ===== 新闻 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-item {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 24px 28px;
            display: flex;
            gap: 24px;
            align-items: flex-start;
            transition: border-color 0.2s;
        }
        .news-item:hover {
            border-color: var(--orange);
        }
        .news-item img {
            width: 120px;
            height: 90px;
            object-fit: cover;
            flex-shrink: 0;
            border-radius: 4px;
        }
        .news-content {
            flex: 1;
        }
        .news-content .meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }
        .news-content .tag {
            background: rgba(249, 115, 22, 0.2);
            color: var(--orange);
            font-size: 12px;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 10px;
        }
        .news-content .date {
            font-size: 13px;
            color: var(--muted);
        }
        .news-content h3 {
            font-size: 19px;
            margin-bottom: 8px;
            color: #f1f5f9;
        }
        .news-content p {
            font-size: 14.5px;
            color: #94a3b8;
        }
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 1000px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 0;
            overflow: hidden;
        }
        .faq-item summary {
            cursor: pointer;
            padding: 20px 26px;
            font-weight: 700;
            font-size: 16px;
            color: #e2e8f0;
            list-style: none;
            position: relative;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 26px;
            color: var(--orange);
            font-weight: 400;
            margin-left: 16px;
        }
        .faq-item[open] summary::after {
            content: "−";
        }
        .faq-item .answer {
            padding: 0 26px 22px;
            color: #94a3b8;
            font-size: 14.5px;
            line-height: 1.75;
            border-top: 1px dashed #334155;
        }
        /* ===== CTA ===== */
        .cta-box {
            text-align: center;
            padding: 56px 32px;
            background: linear-gradient(135deg, #1e293b, #0f172a), radial-gradient(circle at 50% 0%, rgba(249, 115, 22, 0.15), transparent 60%);
            border: 2px solid var(--orange);
            border-radius: 6px;
            position: relative;
            max-width: 1280px;
            margin: 32px auto;
            box-shadow: 0 0 40px rgba(249, 115, 22, 0.08);
        }
        .cta-box h2 {
            font-size: 30px;
            margin-bottom: 12px;
        }
        .cta-box p {
            color: var(--muted);
            margin-bottom: 26px;
            font-size: 16px;
        }
        .cta-box .btn {
            margin: 0 8px;
        }
        /* ===== 页脚 ===== */
        .footer {
            background: linear-gradient(180deg, #0f172a, #1e293b);
            border-top: 2px solid var(--steel);
            padding: 48px 24px 24px;
            margin-top: 40px;
        }
        .footer-grid {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            padding-bottom: 24px;
            border-bottom: 1px solid #334155;
        }
        .footer-brand {
            font-size: 24px;
            font-weight: 800;
            background: linear-gradient(135deg, #f97316, #fdba74);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .footer-brand img {
            width: 52px;
            height: 52px;
            margin-bottom: 10px;
        }
        .footer h4 {
            color: #e2e8f0;
            font-size: 16px;
            margin-bottom: 14px;
            font-weight: 700;
        }
        .footer p,
        .footer li {
            color: #94a3b8;
            font-size: 14px;
            line-height: 1.8;
        }
        .footer ul {
            list-style: none;
        }
        .footer-bottom {
            max-width: 1280px;
            margin: 0 auto;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom a {
            color: #94a3b8;
            font-size: 14px;
        }
        .footer-bottom a:hover {
            color: var(--orange);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 768px) {
            .navbar-inner {
                height: auto;
                padding: 14px 0;
                flex-direction: column;
                gap: 12px;
            }
            .nav-links {
                justify-content: center;
            }
            .hero h1 {
                font-size: 26px;
            }
            .stats-grid,
            .events-grid,
            .highlight-list,
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .advantage-grid,
            .coverage-text ul {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
            }
            .news-item img {
                width: 100%;
                height: 160px;
            }
        }