:root { --primary: #6366f1; --accent: #f43f5e; --text: #1e293b; --bg: #ffffff; }
        body { font-family: 'PingFang SC', sans-serif; line-height: 1.6; color: var(--text); background: var(--bg); margin: 0; padding: 0; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { padding: 20px 0; border-bottom: 1px solid #e2e8f0; position: sticky; top: 0; background: rgba(255,255,255,0.95); z-index: 1000; }
        nav { display: flex; align-items: center; justify-content: space-between; }
        .nav-links { display: flex; align-items: center; gap: 0; }
        .nav-links a { padding: 10px 15px; color: var(--text); text-decoration: none; font-weight: 500; }
        .hero { padding: 80px 0; text-align: center; background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 100%); }
        h1 { font-size: 3rem; color: #0f172a; margin-bottom: 20px; }
        .btn-primary { background: var(--primary); color: white; padding: 15px 30px; border-radius: 8px; text-decoration: none; display: inline-block; font-weight: bold; transition: transform 0.2s; }
        .grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; padding: 60px 0; }
        .card { padding: 30px; border: 1px solid #e2e8f0; border-radius: 12px; transition: hover 0.3s; }
        .card:hover { transform: translateY(-5px); box-shadow: 0 10px 25px rgba(0,0,0,0.05); }
        .footer { padding: 40px 0; background: #0f172a; color: #94a3b8; text-align: center; }
        .faq-item { margin-bottom: 10px; border: 1px solid #e2e8f0; padding: 15px; cursor: pointer; }
        input, select, textarea { width: 100%; padding: 10px; margin: 10px 0; border: 1px solid #e2e8f0; border-radius: 6px; box-sizing: border-box; }
        .btn-submit { background: var(--accent); color: white; border: none; padding: 12px 20px; cursor: pointer; width: 100%; }
        @media (max-width: 768px) { .nav-links { display: none; } h1 { font-size: 2rem; } }