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#6b7280;--faint: #9ca3af;--line: #e5e7eb;--bg: #ffffff;--bg-soft: #f8fafc;--green: #059669;--radius: 12px;--shadow: 0 1px 3px rgba(31, 41, 55, .06), 0 8px 24px rgba(31, 41, 55, .06);--container: 1120px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}ul,ol{list-style:none}.container{max-width:var(--container);margin:0 auto;padding:0 24px}.section{padding:72px 0}.section--soft{background:var(--bg-soft)}.section-head{max-width:640px;margin:0 auto 48px;text-align:center}.section-tag{display:inline-block;font-size:14px;font-weight:600;color:var(--brand);background:var(--brand-soft);border-radius:999px;padding:4px 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760px){.nav__links{display:none}.nav__inner{gap:12px}}.footer{border-top:1px solid var(--line);background:var(--bg-soft);padding:40px 0 32px;color:var(--muted);font-size:14px}.footer__inner{display:flex;flex-wrap:wrap;gap:24px 64px;justify-content:space-between}.footer__brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--ink)}.footer__links{display:flex;gap:24px}.footer__links a:hover{color:var(--brand)}.footer__beian{margin-top:24px;padding-top:16px;border-top:1px solid var(--line);color:var(--faint);font-size:13px;display:flex;flex-wrap:wrap;gap:8px 24px}.footer__beian a{text-decoration:underline;text-decoration-color:transparent;text-underline-offset:3px;transition:color .15s,text-decoration-color .15s}.footer__beian a:hover{color:var(--brand);text-decoration-color:currentColor}.check-list{display:flex;flex-direction:column;gap:14px}.check-list li{display:flex;gap:10px;font-size:15px;line-height:1.6}.check-list 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