*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#f8fbff;--secondary:#eef6ff;--accent:#0a84ff;--gold:#f5b84b;--success:#2ecc71;--danger:#e74c3c;--light:#f8f9fa;--white:#fff;--gray-100:#f8f9fa;--gray-200:#e9ecef;--gray-300:#dee2e6;--gray-600:#6c757d;--gray-800:#343a40;--bg-primary:linear-gradient(135deg, #fbfcff 0%, #eef6ff 54%, #f7f7f2 100%);--bg-alt:linear-gradient(135deg, #ffffffb8 0%, #eef6ff85 100%);--bg-card:#ffffffad;--text-primary:#0f172a;--text-secondary:#667085;--text-light:#0f172aad;--shadow-sm:0 8px 24px #25375814;--shadow-md:0 18px 48px #2537581f;--shadow-lg:0 30px 80px #25375829;--radius-sm:8px;--radius-md:12px;--radius-lg:24px;--radius-xl:32px;--transition:all .3s cubic-bezier(.4, 0, .2, 1);--max-width:1200px;--header-height:76px}html{scroll-behavior:smooth}body{background:var(--bg-primary);min-height:100vh;color:var(--text-primary);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}ul{list-style:none}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-10px)}60%{transform:translateY(-5px)}}@keyframes spin{to{transform:rotate(360deg)}}