:root { --primary: #007aff; --text: #1d1d1f; --bg: #ffffff; --accent: #f5f5f7; }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { padding: 20px 0; border-bottom: 1px solid #eee; position: sticky; top: 0; background: rgba(255,255,255,0.95); z-index: 1000; }
        .nav-wrapper { display: flex; align-items: center; justify-content: space-between; }
        .nav-links { display: flex; gap: 0; align-items: center; }
        .nav-links a { text-decoration: none; color: #333; padding: 8px 15px; font-size: 14px; }
        .hero { padding: 100px 0; text-align: center; background: linear-gradient(180deg, #f0f7ff 0%, #fff 100%); }
        h1 { font-size: 3rem; margin-bottom: 20px; color: #000; }
        .btn { display: inline-block; padding: 12px 30px; background: var(--primary); color: #fff; border-radius: 8px; text-decoration: none; margin: 10px; transition: 0.3s; }
        .btn:hover { opacity: 0.9; transform: translateY(-2px); }
        .section { padding: 80px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
        .card { padding: 30px; border-radius: 16px; background: var(--accent); transition: 0.3s; }
        .card:hover { box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid #eee; padding-bottom: 10px; }
        footer { background: #111; color: #ccc; padding: 50px 0; margin-top: 50px; }
        .footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
        @media (max-width: 768px) { .nav-links { display: none; } .footer-grid { grid-template-columns: 1fr; } }