:root { --primary-color: #ff6a00; --text-color: #333; --bg-color: #fff; --gap: 20px; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', sans-serif; color: var(--text-color); line-height: 1.6; background: #fafafa; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 var(--gap); }
        header { background: #fff; padding: 15px 0; border-bottom: 1px solid #eee; position: sticky; top: 0; z-index: 1000; }
        .nav-wrapper { display: flex; justify-content: space-between; align-items: center; }
        .nav-links { display: flex; gap: 0; align-items: center; }
        .nav-links a { padding: 10px 15px; text-decoration: none; color: #333; font-weight: 500; }
        .hero { padding: 80px 0; text-align: center; background: linear-gradient(135deg, #fff7f0 0%, #fff 100%); }
        h1 { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 20px; }
        .btn { display: inline-block; padding: 12px 30px; background: var(--primary-color); color: #fff; text-decoration: none; border-radius: 5px; font-weight: bold; transition: 0.3s; }
        .btn:hover { opacity: 0.9; transform: translateY(-2px); }
        section { padding: 60px 0; }
        .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--gap); }
        .card { background: #fff; padding: 30px; border-radius: 12px; border: 1px solid #eee; transition: 0.3s; }
        .card:hover { box-shadow: 0 10px 20px rgba(0,0,0,0.05); }
        table { width: 100%; border-collapse: collapse; margin-top: 20px; }
        th, td { border: 1px solid #eee; padding: 12px; text-align: left; }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid #eee; padding-bottom: 10px; cursor: pointer; }
        footer { background: #222; color: #ccc; padding: 40px 0; text-align: center; }
        .footer-links { margin-bottom: 20px; }
        .footer-links a { color: #fff; margin: 0 10px; text-decoration: none; }