:root {
            --primary: #00d4ff;
            --dark: #121212;
            --gray: #1f1f1f;
        }
        
        body {
            font-family: 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.8;
            color: #eee;
            background-color: #121212;
        }
        
        .navbar {
            background-color: rgba(18, 18, 18, 0.95) !important;
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0, 212, 255, 0.1);
            z-index: 9999;
        }
        
        .nav-link {
            color: #ddd !important;
            font-weight: 500;
            transition: all 0.3s;
        }
        
        .nav-link:hover {
            color: var(--primary) !important;
        }
        
        .hero {
            background: linear-gradient(rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.75)), url('../img/39.webp') center/cover no-repeat;
            min-height: 72vh;
            min-height: 480px;
            display: flex;
            align-items: center;
            position: relative;
        }
        
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 180px;
            background: linear-gradient(transparent, #121212);
        }
        
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            text-shadow: 0 4px 30px rgba(0, 212, 255, 0.4);
        }
        
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.1rem;
            }
        }
        
        .section {
            padding: 100px 0;
        }
        
        .section-title {
            position: relative;
            display: inline-block;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 2rem;
        }
        
        .section-title:after {
            content: '';
            position: absolute;
            width: 60px;
            height: 4px;
            background: var(--primary);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
        }
        
        .card {
            background-color: #1f1f1f;
            border: none;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            height: 100%;
        }
        
        .card:hover {
            transform: translateY(-15px);
            box-shadow: 0 25px 50px -12px rgb(0 212 255 / 0.25);
        }
        
        .feature-icon {
            width: 70px;
            height: 70px;
            background: rgba(0, 212, 255, 0.1);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .live-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            background: #ff0033;
            color: white;
            font-size: 0.85rem;
            padding: 4px 14px;
            border-radius: 20px;
            font-weight: 700;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.7; }
        }
        
        .match-card {
            border-radius: 16px;
            overflow: hidden;
            background: #1f1f1f;
            transition: all 0.3s;
        }
        
        .match-card:hover {
            transform: scale(1.03);
        }
        
        .testimonial-card {
            background: #1f1f1f;
            border-left: 5px solid var(--primary);
        }
        
        .footer {
            background: #0a0a0a;
        }
        
        .scroll-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 4px;
            background: linear-gradient(to right, #00d4ff, #00ff9d);
            z-index: 10000;
        }
        
        .btn-primary {
            background: linear-gradient(90deg, #00d4ff, #00ff9d);
            border: none;
            color: #121212;
            font-weight: 700;
            padding: 12px 32px;
            border-radius: 50px;
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px -10px rgb(0 212 255);
        }