:root { --primary: #ff6b9d; --accent: #7d5fff; --bg: #fff5f7; --text: #333; }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'PingFang SC', sans-serif; background: #fff; color: var(--text); line-height: 1.6; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { padding: 20px 0; background: #fff; position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
        .nav-wrapper { display: flex; align-items: center; justify-content: space-between; }
        .nav-links { display: flex; gap: 0; align-items: center; }
        .nav-links a { padding: 10px 15px; text-decoration: none; color: #555; font-weight: 500; }
        .hero { padding: 80px 0; background: linear-gradient(135deg, #fff5f7 0%, #f0f7ff 100%); text-align: center; }
        .hero h1 { font-size: 3rem; margin-bottom: 20px; color: #222; }
        .hero .btn { display: inline-block; padding: 15px 40px; background: var(--primary); color: #fff; border-radius: 50px; text-decoration: none; font-size: 1.2rem; transition: transform 0.3s; }
        .btn:hover { transform: translateY(-3px); }
        .section { padding: 60px 0; }
        .card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
        .card { padding: 30px; border-radius: 20px; background: #fff; border: 1px solid #eee; transition: 0.3s; }
        .card:hover { box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
        .table-wrap { overflow-x: auto; }
        table { width: 100%; border-collapse: collapse; margin-top: 20px; }
        th, td { padding: 15px; border: 1px solid #ddd; text-align: center; }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid #eee; padding-bottom: 10px; }
        footer { background: #222; color: #fff; padding: 40px 0; text-align: center; }
        .form-group { margin-bottom: 15px; }
        input, select, textarea { width: 100%; padding: 12px; margin-top: 5px; border: 1px solid #ccc; border-radius: 8px; }
        .float-kefu { position: fixed; bottom: 30px; right: 30px; z-index: 999; }
        .float-kefu img { width: 80px; height: 80px; border-radius: 10px; }