:root{--ink:#171510;--muted:#625e54;--paper:#fffdf6;--panel:#fff;--red:#b42318;--red2:#7a1710;--yellow:#f5c518;--line:#ded8c8;--green:#127044;--shadow:0 16px 40px rgba(42,31,7,.09);--radius:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font:16px/1.72 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#fff9e8 0,#fffdf7 420px,#f6f3ea 100%)}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.container{width:min(1160px,calc(100% - 36px));margin:auto}.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px}
.warning-strip{background:var(--red2);color:#fff;text-align:center;padding:7px 16px;font-size:13px;letter-spacing:.03em}.warning-strip b{color:#ffe277}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,246,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:20px}.brand img{width:46px;height:46px;object-fit:contain}.nav-links{display:flex;align-items:center;gap:8px}.nav-links a{padding:9px 12px;border-radius:10px;font-weight:700;font-size:14px}.nav-links a:hover,.nav-links a[aria-current=page]{background:#ffe7a3;color:var(--red2)}.menu{display:none;border:1px solid var(--line);background:#fff;padding:8px 12px;border-radius:9px;font-weight:800}
.hero{padding:76px 0 58px}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:54px;align-items:center}.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;border:1px solid #e6b100;background:#fff1aa;color:#6e3000;border-radius:999px;padding:5px 11px;font-size:13px;font-weight:900}.eyebrow:before{content:"!";display:grid;place-items:center;width:19px;height:19px;background:var(--red);color:#fff;border-radius:50%}h1{font-size:clamp(38px,5.4vw,68px);line-height:1.08;letter-spacing:-.04em;margin:18px 0}h1 span{color:var(--red)}h2{font-size:clamp(28px,3.3vw,43px);line-height:1.15;margin:0 0 14px}h3{line-height:1.3;margin:0 0 10px}.lead{font-size:19px;color:#504b41;max-width:680px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.btn{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 19px;border:2px solid var(--ink);border-radius:11px;font-weight:900;background:#fff}.btn.primary{background:var(--red);border-color:var(--red);color:#fff;box-shadow:5px 5px 0 #f5c518}.hero-media{position:relative}.hero-media:before{content:"安全检查";position:absolute;z-index:2;right:-9px;top:-18px;background:var(--yellow);border:2px solid var(--ink);border-radius:10px;padding:8px 13px;font-weight:1000;transform:rotate(3deg)}.hero-media img{width:880px;aspect-ratio:44/35;object-fit:cover;border:3px solid var(--ink);border-radius:20px;box-shadow:12px 12px 0 #e6b100}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}.metric{border-left:5px solid var(--yellow);background:#fff;padding:14px 17px;box-shadow:var(--shadow)}.metric strong{display:block;font-size:22px}.metric span{color:var(--muted);font-size:13px}
section{padding:72px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}.section-head p{max-width:620px;color:var(--muted);margin:0}.grid-4,.grid-3,.grid-2{display:grid;gap:18px}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.card.warning{border-top:6px solid var(--red)}.card.safe{border-top:6px solid var(--green)}.number{display:grid;place-items:center;width:38px;height:38px;margin-bottom:18px;border-radius:9px;background:var(--ink);color:var(--yellow);font-weight:900}.card p{color:var(--muted);margin:8px 0}.card ul{padding-left:20px;margin-bottom:0}.status{display:flex;align-items:center;gap:9px;font-weight:900;color:var(--green)}.dot{width:10px;height:10px;border-radius:50%;background:currentColor;box-shadow:0 0 0 5px rgba(18,112,68,.13)}
.dark{background:#211e18;color:#fff}.dark .section-head p,.dark .card p{color:#ccc4b5}.dark .card{background:#2d2922;border-color:#494236}.icon{font-size:30px}.code{display:block;overflow:auto;background:#171510;color:#fff3b5;border-radius:10px;padding:14px;font:13px/1.6 Consolas,monospace;white-space:pre}.notice{border:2px solid #dc9b00;background:#fff2b5;border-radius:14px;padding:18px 20px}.notice strong{color:var(--red2)}.checklist{counter-reset:steps}.check{position:relative;padding-left:64px;margin-bottom:18px}.check:before{counter-increment:steps;content:counter(steps);position:absolute;left:0;top:0;display:grid;place-items:center;width:44px;height:44px;border:2px solid var(--ink);border-radius:50%;background:var(--yellow);font-weight:1000}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 19px;margin:10px 0}.faq summary{font-weight:900;cursor:pointer}.faq p{color:var(--muted)}.cta{background:var(--red);color:#fff;border-radius:24px;padding:40px;display:flex;align-items:center;justify-content:space-between;gap:24px}.cta .btn{border-color:#fff}.footer{background:#181611;color:#e6dfcf;padding:58px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px}.footer h3{color:#fff}.footer a{display:block;color:#d2c9b8;margin:7px 0}.footer small{color:#aaa18f}.copyright{border-top:1px solid #3e3930;margin-top:35px;padding-top:22px;color:#aaa18f}.page-hero{padding:65px 0 35px}.page-hero h1{font-size:clamp(36px,5vw,60px)}.breadcrumbs{font-size:14px;color:var(--muted)}.platform{font-size:38px}.seo-links a{display:block;background:#fff;border-left:4px solid var(--red);padding:14px 16px;border-radius:7px;margin:10px 0;font-weight:800}.muted{color:var(--muted)}.badge{display:inline-block;background:#e9f7ef;color:#12683f;border:1px solid #acd4bd;border-radius:999px;padding:3px 9px;font-size:12px;font-weight:900}
@media(max-width:900px){.hero-grid,.grid-4{grid-template-columns:repeat(2,1fr)}.hero-grid{gap:35px}.footer-grid{grid-template-columns:repeat(2,1fr)}.nav-links{display:none;position:absolute;left:18px;right:18px;top:72px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);padding:10px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.menu{display:block}}@media(max-width:620px){.hero{padding-top:46px}.hero-grid,.grid-4,.grid-3,.grid-2,.metrics,.footer-grid{grid-template-columns:1fr}.hero-media{margin-top:18px}.section-head,.cta{align-items:flex-start;flex-direction:column}section{padding:52px 0}.cta{padding:28px}.nav{min-height:64px}.brand img{width:40px;height:40px}.nav-links{top:64px}}