/* 全局设计系统 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            background: linear-gradient(135deg, #0a0a0a 0%, #2d2d2d 100%);
            color: #f1f5f9;
            font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: #ef4444;
            text-decoration: none;
            transition: color 0.3s ease, opacity 0.3s;
        }
        a:hover {
            color: #f87171;
            opacity: 0.9;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* 导航栏 */
        .site-nav {
            background: rgba(10, 10, 10, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(239, 68, 68, 0.25);
            position: sticky;
            top: 0;
            z-index: 50;
            clip-path: polygon(0 0, 100% 0, 98% 100%, 2% 100%);
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo-brand {
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: 1px;
            background: linear-gradient(135deg, #ef4444, #f97316);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .nav-links {
            display: flex;
            gap: 28px;
            align-items: center;
        }
        .nav-links a {
            color: #e2e8f0;
            font-weight: 500;
            font-size: 0.95rem;
            position: relative;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover {
            border-bottom-color: #ef4444;
            color: #fff;
        }
        /* 卡片通用 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin: 40px 0;
        }
        .card {
            background: rgba(45, 45, 45, 0.3);
            border-left: 4px solid #ef4444;
            padding: 24px;
            clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
            backdrop-filter: blur(4px);
            border-radius: 4px;
        }
        .card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 6px;
            margin-bottom: 16px;
            border: 1px solid rgba(255,255,255,0.05);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 2px;
            color: #fff;
        }
        .section-title span {
            color: #ef4444;
        }
        .sub-text {
            color: #94a3b8;
            margin-bottom: 24px;
            font-size: 0.95rem;
        }
        button, .btn {
            background: #ef4444;
            color: white;
            font-family: inherit;
            padding: 12px 28px;
            border: none;
            font-weight: 600;
            cursor: pointer;
            clip-path: polygon(8% 0, 100% 0, 92% 100%, 0 100%);
            transition: 0.2s;
            font-size: 1rem;
        }
        button:hover {
            background: #dc2626;
        }
        /* 数据条纹 */
        .hero-section {
            padding: 80px 0 60px;
            background: radial-gradient(circle at 70% 30%, rgba(239,68,68,0.15), transparent 60%);
            border-bottom: 1px solid #1f2937;
        }
        .hero-h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.3;
            max-width: 1000px;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }
        .hero-h1 .red-highlight {
            color: #ef4444;
        }
        .geo-desc {
            font-size: 1.1rem;
            color: #cbd5e1;
            max-width: 960px;
            line-height: 1.9;
            background: rgba(0,0,0,0.3);
            padding: 20px 24px;
            border-left: 6px solid #ef4444;
        }
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            margin-top: 48px;
        }
        .stat-item {
            flex: 1;
            min-width: 150px;
        }
        .stat-num {
            font-size: 2.8rem;
            font-weight: 800;
            color: #ef4444;
        }
        .stat-label {
            color: #9ca3af;
            letter-spacing: 2px;
            font-size: 0.9rem;
        }
        /* 新闻卡片 */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .news-item {
            background: linear-gradient(90deg, rgba(45,45,45,0.5), rgba(10,10,10,0.2));
            padding: 20px 24px;
            border-left: 5px solid #ef4444;
            transition: transform 0.2s;
        }
        .news-item:hover {
            transform: translateX(8px);
        }
        .news-tag {
            display: inline-block;
            background: rgba(239,68,68,0.2);
            color: #fca5a5;
            padding: 2px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 20px;
            margin-bottom: 8px;
            letter-spacing: 1px;
        }
        .news-meta {
            color: #6b7280;
            font-size: 0.85rem;
            margin: 6px 0;
        }
        .news-title a {
            font-size: 1.35rem;
            font-weight: 600;
            color: #f1f5f9;
        }
        .news-title a:hover {
            color: #ef4444;
        }
        /* FAQ手风琴 */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            max-width: 1000px;
        }
        .faq-item {
            background: #1e1e1e;
            border-radius: 8px;
            border: 1px solid #3f3f46;
            padding: 20px 24px;
        }
        .faq-q {
            font-weight: 700;
            font-size: 1.05rem;
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            margin-bottom: 10px;
        }
        .faq-q::before {
            content: "⚡";
            color: #ef4444;
        }
        .faq-a {
            color: #a1a1aa;
            padding-left: 28px;
            border-left: 2px solid #ef4444;
        }
        /* 页脚 */
        .site-footer {
            background: #0a0a0a;
            padding: 50px 0 20px;
            border-top: 2px solid #ef4444;
            margin-top: 60px;
        }
        .footer-flex {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-addr {
            color: #9ca3af;
            line-height: 1.8;
        }
        .footer-links a {
            margin: 0 10px;
            color: #9ca3af;
        }
        .footer-icp {
            border-top: 1px solid #27272a;
            padding-top: 20px;
            text-align: center;
            color: #71717a;
            font-size: 0.9rem;
        }
        .img-fluid {
            max-width: 100%;
            height: auto;
        }
        /* 焦点赛事 */
        .event-highlight {
            display: flex;
            gap: 30px;
            background: #18181b;
            padding: 28px;
            border-radius: 12px;
            border: 1px solid #3f3f46;
            align-items: center;
            margin: 30px 0;
        }
        .event-highlight img {
            width: 260px;
            border-radius: 8px;
        }
        @media (max-width: 768px) {
            .navbar {
                flex-direction: column;
                height: auto;
                padding: 16px 0;
                gap: 12px;
            }
            .nav-links {
                flex-wrap: wrap;
                justify-content: center;
                gap: 16px;
            }
            .hero-h1 {
                font-size: 2.2rem;
            }
            .event-highlight {
                flex-direction: column;
            }
        }