/* Hero 区域 */
        .hero {
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: -10%;
            left: 50%;
            width: 36rem;
            height: 36rem;
            background: linear-gradient(135deg, #ff80b5, #9089fc);
            opacity: 0.1;
            border-radius: 50%;
            transform: translateX(-50%) rotate(30deg);
            animation: pulse 4s ease-in-out infinite;
        }
        
        @keyframes pulse {
            0%, 100% { opacity: 0.1; }
            50% { opacity: 0.15; }
        }
        
        .hero h1 {
            font-size: 3.5rem;
            font-weight: 700;
            background: linear-gradient(135deg, #1e293b, #475569, #1e293b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        
        .hero-subtitle {
            font-size: 1.5rem;
            color: #6366f1;
            font-weight: 600;
            margin-bottom: 2rem;
        }
        
        .hero p {
            font-size: 1.25rem;
            color: #64748b;
            max-width: 600px;
            margin: 0 auto 3rem;
            line-height: 1.6;
        }
        
        .hero-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            align-items: center;
            margin-bottom: 3rem;
        }
        
        .btn {
            padding: 16px 32px;
            border-radius: 16px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.125rem;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #6366f1, #8b5cf6);
            color: white;
            box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
            position: relative;
            overflow: hidden;
        }
        
        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s;
        }
        
        .btn-primary:hover::before {
            left: 100%;
        }
        
        .btn-secondary {
            background: rgba(255, 255, 255, 0.8);
            color: #64748b;
            border: 1px solid rgba(203, 213, 225, 0.5);
            backdrop-filter: blur(8px);
        }
        
        .btn-secondary:hover {
            background: white;
            color: #475569;
            border-color: rgba(148, 163, 184, 0.8);
        }
        
        /* 特性网格 */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin: 4rem 0;
        }
        
        .feature-card {
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(8px);
            padding: 2rem;
            border-radius: 16px;
            border: 1px solid rgba(168, 85, 247, 0.1);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(135deg, #6366f1, #8b5cf6);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }
        
        .feature-card:hover::before {
            transform: scaleX(1);
        }
        
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(99, 102, 241, 0.15);
            border-color: rgba(168, 85, 247, 0.2);
        }
        
        .feature-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, #6366f1, #8b5cf6);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            color: white;
            font-size: 1.25rem;
        }
        
        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #1e293b;
            margin-bottom: 0.5rem;
        }
        
        .feature-card p {
            color: #64748b;
            line-height: 1.6;
        }
        
        /* 统计数据 */
        .stats-section {
            padding: 4rem 0;
            background: linear-gradient(135deg, #f8fafc, #f1f5f9);
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            text-align: center;
        }
        
        .stat-item {
            padding: 2rem;
        }
        
        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            background: linear-gradient(135deg, #6366f1, #8b5cf6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 0.5rem;
        }
        
        .stat-label {
            color: #64748b;
            font-weight: 500;
        }