:root { --primary-color: #FFD700; --text-color: #1a1a1a; --bg-color: #ffffff; --accent-color: #f4f4f4; }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif; line-height: 1.6; color: var(--text-color); background: var(--bg-color); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        header { background: #fff; padding: 15px 0; border-bottom: 2px solid var(--primary-color); position: sticky; top: 0; z-index: 1000; }
        .nav-inner { display: flex; align-items: center; justify-content: space-between; }
        .nav-links { display: flex; gap: 0; align-items: center; }
        .nav-links a { padding: 0 15px; text-decoration: none; color: #333; font-weight: 500; }
        .hero { padding: 80px 0; text-align: center; background: linear-gradient(135deg, #fffcf0 0%, #fff 100%); }
        .hero h1 { font-size: 3rem; margin-bottom: 20px; color: #000; }
        .btn-primary { background: var(--primary-color); color: #000; padding: 12px 30px; border-radius: 5px; text-decoration: none; font-weight: bold; display: inline-block; transition: 0.3s; }
        .section { padding: 60px 0; }
        .grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
        .card { padding: 30px; border: 1px solid #eee; border-radius: 10px; transition: 0.3s; }
        .card:hover { box-shadow: 0 10px 20px rgba(0,0,0,0.1); }
        footer { background: #1a1a1a; color: #ccc; padding: 40px 0; text-align: center; }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid #333; padding-bottom: 10px; }
        .faq-q { font-weight: bold; cursor: pointer; color: var(--primary-color); }
        .faq-a { display: none; padding: 10px 0; }
        @media (max-width: 768px) { .nav-links { display: none; } }