:root {
            --primary: rgb(0, 122, 255);
            --primary-hover: #0062cc;
            --primary-light: rgba(0, 122, 255, 0.1);
            --bg-body: #f4f7fb;
            --bg-white: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --header-bg: #0b1120;
            --footer-bg: #040814;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif; background: var(--bg-body); color: var(--text-main); line-height: 1.6; -webkit-font-smoothing: antialiased; }
        a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
        ul, li { list-style: none; }
        img { max-width: 100%; height: auto; display: block; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        
        .site-header { background: var(--header-bg); position: sticky; top: 0; z-index: 100; box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
        .header-inner { height: 70px; display: flex; align-items: center; justify-content: space-between; }
        .logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo img { display: block; height: 36px; width: auto; max-width: 160px; object-fit: contain; flex-shrink: 0; }
        .logo span { display: inline-block; font-size: 20px; font-weight: 800; line-height: 1; color: #fff; white-space: nowrap; letter-spacing: 1px; }
        
        .desktop-nav { display: none; }
        .desktop-nav ul { display: flex; gap: 30px; }
        .desktop-nav a { color: #cbd5e1; font-size: 15px; font-weight: 500; position: relative; padding: 8px 0; }
        .desktop-nav a:hover { color: var(--primary); }
        .desktop-nav a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--primary); transition: width 0.3s; }
        .desktop-nav a:hover::after { width: 100%; }
        
        .header-right { display: flex; align-items: center; gap: 20px; }
        .btn-download-sm { display: none; background: var(--primary); color: #fff; padding: 8px 20px; border-radius: 20px; font-weight: 600; font-size: 14px; }
        .btn-download-sm:hover { background: var(--primary-hover); transform: translateY(-1px); }
        .menu-toggle { display: block; background: none; border: none; cursor: pointer; padding: 5px; }
        .menu-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; transition: 0.3s; }
        
        @media (min-width: 992px) {
            .desktop-nav { display: block; }
            .btn-download-sm { display: block; }
            .menu-toggle { display: none; }
        }

        
        .drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 998; opacity: 0; visibility: hidden; transition: 0.3s; backdrop-filter: blur(4px); }
        .mobile-drawer { position: fixed; top: 0; left: -300px; width: 280px; height: 100%; background: var(--header-bg); z-index: 999; transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1); display: flex; flex-direction: column; box-shadow: 5px 0 20px rgba(0,0,0,0.3); }
        .drawer-active .drawer-overlay { opacity: 1; visibility: visible; }
        .drawer-active .mobile-drawer { left: 0; }
        .drawer-header { padding: 20px; border-bottom: 1px solid rgba(255,255,255,0.05); display: flex; justify-content: space-between; align-items: center; }
        .btn-close { background: none; border: none; color: #fff; font-size: 28px; cursor: pointer; line-height: 1; }
        .drawer-body { padding: 20px; overflow-y: auto; flex: 1; }
        .drawer-nav a { display: block; padding: 15px 0; color: #cbd5e1; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,0.05); font-weight: 500; }
        .drawer-nav a:hover { color: var(--primary); padding-left: 10px; }
        .drawer-footer { padding: 20px; border-top: 1px solid rgba(255,255,255,0.05); }

        
        .hero { background: linear-gradient(135deg, #0b1120 0%, #172554 100%); color: #fff; padding: 80px 0; position: relative; overflow: hidden; }
        .hero::before { content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0; background: url('data:image/svg+xml;utf8,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M10 10h10v10H10z" fill="rgba(255,255,255,0.02)"/></svg>') repeat; }
        .hero-inner { display: flex; flex-direction: column; gap: 40px; position: relative; z-index: 1; }
        .hero-content { flex: 1; text-align: center; }
        .hero-tag { display: inline-block; background: rgba(0,122,255,0.2); color: #60a5fa; padding: 6px 16px; border-radius: 20px; font-size: 14px; font-weight: 600; margin-bottom: 20px; border: 1px solid rgba(0,122,255,0.3); }
        .hero h1 { font-size: 38px; line-height: 1.2; font-weight: 800; margin-bottom: 20px; letter-spacing: -1px; }
        .hero h1 span { color: var(--primary); }
        .hero p { font-size: 16px; color: #94a3b8; margin-bottom: 30px; max-width: 600px; margin-left: auto; margin-right: auto; }
        .hero-actions { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }
        .btn-primary { background: var(--primary); color: #fff; padding: 14px 32px; border-radius: 8px; font-weight: 600; font-size: 16px; display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 4px 14px rgba(0,122,255,0.4); }
        .btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,122,255,0.6); }
        .btn-outline { background: transparent; color: #fff; padding: 14px 32px; border-radius: 8px; font-weight: 600; font-size: 16px; border: 1px solid rgba(255,255,255,0.3); }
        .btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
        .hero-visual { flex: 1; display: flex; justify-content: center; align-items: center; position: relative; }
        .mockup-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 20px; padding: 20px; backdrop-filter: blur(10px); width: 100%; max-width: 400px; box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
        .mockup-header { display: flex; justify-content: space-between; margin-bottom: 15px; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 10px; }
        .mockup-header-left { display: flex; gap: 10px; align-items: center; }
        .live-dot { width: 8px; height: 8px; background: #ef4444; border-radius: 50%; animation: pulse 1.5s infinite; }
        .mockup-match { background: linear-gradient(to right, rgba(0,122,255,0.2), transparent); padding: 15px; border-radius: 10px; margin-bottom: 10px; border-left: 3px solid var(--primary); }
        .match-teams { display: flex; justify-content: space-between; align-items: center; font-weight: bold; font-size: 18px; }
        .match-score { color: var(--primary); font-size: 24px; font-weight: 900; }
        @keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); } 70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); } 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); } }
        
        @media (min-width: 992px) {
            .hero { padding: 120px 0; }
            .hero-inner { flex-direction: row; align-items: center; }
            .hero-content { text-align: left; }
            .hero p { margin-left: 0; margin-right: 0; }
            .hero-actions { justify-content: flex-start; }
            .hero h1 { font-size: 52px; }
            .hero-tag { margin-bottom: 30px; }
        }

        
        .stats-wrap { margin-top: -40px; position: relative; z-index: 10; padding: 0 20px; }
        .stats-grid { background: var(--bg-white); border-radius: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.08); display: grid; grid-template-columns: repeat(2, 1fr); padding: 30px 20px; max-width: 1000px; margin: 0 auto; gap: 20px; }
        .stat-item { text-align: center; border-right: 1px solid var(--border-color); }
        .stat-item:nth-child(even), .stat-item:last-child { border-right: none; }
        .stat-num { font-size: 28px; font-weight: 800; color: var(--primary); line-height: 1.2; }
        .stat-label { font-size: 13px; color: var(--text-muted); margin-top: 5px; font-weight: 500; }
        @media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } .stat-item:nth-child(even) { border-right: 1px solid var(--border-color); } }

        
        .section { padding: 80px 0; }
        .section-header { text-align: center; margin-bottom: 50px; }
        .section-title { font-size: 32px; font-weight: 800; margin-bottom: 15px; color: var(--text-main); }
        .section-desc { font-size: 16px; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

        
        .features-grid { display: grid; grid-template-columns: 1fr; gap: 30px; }
        .feature-card { background: var(--bg-white); padding: 40px 30px; border-radius: 16px; transition: 0.3s; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02); border: 1px solid transparent; }
        .feature-card:hover { transform: translateY(-5px); box-shadow: 0 20px 25px -5px rgba(0,0,0,0.05); border-color: var(--primary-light); }
        .feature-icon { width: 60px; height: 60px; background: var(--primary-light); border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 25px; color: var(--primary); font-size: 28px; font-weight: bold; }
        .feature-title { font-size: 20px; font-weight: 700; margin-bottom: 15px; }
        .feature-desc { color: var(--text-muted); line-height: 1.7; font-size: 15px; }
        @media (min-width: 768px) { .features-grid { grid-template-columns: repeat(3, 1fr); } }

        
        .article-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
        .article-card { background: var(--bg-white); border-radius: 12px; overflow: hidden; box-shadow: 0 2px 10px rgba(0,0,0,0.03); transition: 0.3s; display: flex; flex-direction: column; border: 1px solid var(--border-color); }
        .article-card:hover { transform: translateY(-4px); box-shadow: 0 15px 30px rgba(0,0,0,0.08); }
        .card-img-wrap { aspect-ratio: 16/10; overflow: hidden; position: relative; background: #e2e8f0; }
        .card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
        .article-card:hover .card-img-wrap img { transform: scale(1.05); }
        .card-badge { position: absolute; top: 12px; left: 12px; background: rgba(0,0,0,0.7); color: #fff; padding: 4px 10px; border-radius: 4px; font-size: 12px; backdrop-filter: blur(4px); }
        .card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
        .card-title { font-size: 18px; font-weight: 700; margin-bottom: 12px; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; color: var(--text-main); }
        .card-title:hover { color: var(--primary); }
        .card-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .card-meta { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: #94a3b8; border-top: 1px solid var(--border-color); padding-top: 15px; }
        .card-tags span { background: var(--primary-light); color: var(--primary); padding: 3px 8px; border-radius: 4px; font-size: 12px; margin-right: 5px; }
        @media (min-width: 768px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (min-width: 1024px) { .article-grid { grid-template-columns: repeat(4, 1fr); } }

        
        .home-news { background: #fff; }
        .news-layout { display: grid; grid-template-columns: 1fr; gap: 40px; }
        .hot-section { background: var(--bg-body); padding: 30px; border-radius: 16px; border-left: 4px solid #ef4444; }
        .hot-title { font-size: 24px; font-weight: 800; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
        .hot-title::before { content: '🔥'; font-size: 20px; }
        .hot-list { display: flex; flex-direction: column; gap: 15px; }
        .hot-item { display: flex; gap: 15px; align-items: center; background: #fff; padding: 12px; border-radius: 8px; transition: 0.3s; }
        .hot-item:hover { transform: translateX(5px); box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
        .hot-img { width: 80px; height: 60px; border-radius: 6px; object-fit: cover; flex-shrink: 0; }
        .hot-info h4 { font-size: 15px; line-height: 1.4; margin-bottom: 5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .hot-info p { font-size: 12px; color: var(--text-muted); }
        @media (min-width: 1024px) { .news-layout { grid-template-columns: 350px 1fr; } }

        
        .cta-section { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%); padding: 60px 0; color: #fff; text-align: center; margin-top: 40px; }
        .cta-inner { max-width: 700px; margin: 0 auto; }
        .cta-title { font-size: 32px; font-weight: 800; margin-bottom: 20px; }
        .cta-desc { font-size: 18px; opacity: 0.9; margin-bottom: 30px; }
        .cta-btn { background: #fff; color: var(--primary); padding: 16px 40px; border-radius: 30px; font-size: 18px; font-weight: bold; display: inline-block; box-shadow: 0 10px 20px rgba(0,0,0,0.1); }
        .cta-btn:hover { transform: translateY(-2px); box-shadow: 0 15px 25px rgba(0,0,0,0.2); }

        
        .site-footer { background: var(--footer-bg); color: #94a3b8; padding: 60px 0 30px; border-top: 1px solid #1e293b; }
        .footer-grid { display: grid; grid-template-columns: 1fr; gap: 40px; margin-bottom: 40px; }
        .footer-brand p { margin-top: 20px; font-size: 14px; line-height: 1.8; }
        .footer-title { color: #fff; font-size: 18px; font-weight: 700; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
        .footer-title::after { content: ''; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--primary); }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { font-size: 14px; transition: 0.3s; }
        .footer-links a:hover { color: var(--primary); padding-left: 5px; }
        .footer-bottom { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.05); font-size: 14px; }
        .footer-bottom a { color: #cbd5e1; margin: 0 10px; }
        .footer-bottom a:hover { color: var(--primary); }
        @media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }