:root{
  --bg:#fffaf3;
  --panel:#ffffff;
  --ink:#1f2937;
  --muted:#667085;
  --line:#efe7dc;
  --brand:#ef6f61;
  --brand-2:#5cb3be;
  --brand-3:#111827;
  --soft:#fff1e8;
  --shadow:0 18px 50px rgba(31,41,55,.10);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:linear-gradient(180deg,#fffaf3 0%,#f6fbff 100%);line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,250,243,.92);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line)}
.brand-nav{max-width:1180px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:18px}
.brand-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}.brand-logo img{width:138px;border-radius:16px;box-shadow:0 8px 24px rgba(239,111,97,.15)}
.nav-menu{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-left:auto}.nav-menu a{font-size:14px;padding:9px 12px;border-radius:999px;color:#344054}.nav-menu a:hover,.nav-menu a.is-active{background:#111827;color:#fff}
.nav-toggle{display:none;margin-left:auto;border:0;border-radius:999px;background:#111827;color:#fff;padding:10px 14px;font-weight:700}
.search-wrap{max-width:1180px;margin:0 auto;padding:0 20px 16px}.fake-search{display:flex;gap:10px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px;box-shadow:0 10px 30px rgba(31,41,55,.06)}.fake-search input{flex:1;border:0;outline:0;padding:12px 16px;border-radius:999px;font-size:15px;background:transparent}.fake-search button{border:0;border-radius:999px;background:linear-gradient(135deg,var(--brand),#ffb46c);color:#fff;font-weight:800;padding:12px 20px;cursor:pointer}.search-hint{margin:8px 10px 0;color:var(--muted);font-size:13px}.search-hint.is-shown{color:#111827;font-weight:700}
main{max-width:1180px;margin:0 auto;padding:34px 20px 70px}.breadcrumb{font-size:14px;color:var(--muted);margin:12px 0 24px;display:flex;gap:8px;flex-wrap:wrap}.breadcrumb a{color:#475467}.breadcrumb a:hover{color:var(--brand)}
.hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:28px;align-items:center;padding:38px;border-radius:36px;background:radial-gradient(circle at 14% 10%,#fff 0,#fff7ec 38%,#eaf7fb 100%);box-shadow:var(--shadow);overflow:hidden;position:relative}.hero:before{content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:50%;background:rgba(92,179,190,.22)}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:800;color:#111827}.hero h1{font-size:clamp(34px,6vw,68px);line-height:1.05;margin:18px 0 16px;letter-spacing:-.04em}.hero p{font-size:18px;color:#475467;max-width:690px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 18px;font-weight:800;border:1px solid transparent}.btn-primary{background:#111827;color:#fff}.btn-secondary{background:#fff;color:#111827;border-color:var(--line)}.hero-media{position:relative}.hero-media img{border-radius:32px;box-shadow:0 24px 70px rgba(31,41,55,.20)}.domain-pill{position:absolute;left:18px;bottom:18px;background:rgba(17,24,39,.78);color:#fff;border-radius:999px;padding:10px 14px;font-weight:800;font-size:13px;backdrop-filter:blur(12px)}
.section{margin-top:46px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:20px}.section h2{font-size:clamp(25px,3vw,42px);line-height:1.16;margin:0 0 10px;letter-spacing:-.03em}.section-head p,.section>p{color:var(--muted);margin:0;max-width:760px}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:rgba(255,255,255,.86);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 12px 34px rgba(31,41,55,.07)}.card h3{margin:0 0 10px;font-size:21px}.card h4{margin:0 0 8px;font-size:18px}.card p{color:var(--muted);margin:0 0 12px}.card ul{margin:12px 0 0;padding-left:20px;color:#475467}.card li{margin:6px 0}.metric{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.metric span{background:#fff7ed;border:1px solid #ffe0c2;border-radius:999px;padding:6px 10px;font-weight:800;font-size:13px;color:#9a3412}.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.tag{background:#ecfeff;color:#155e75;border:1px solid #cffafe;border-radius:999px;padding:6px 10px;font-weight:800;font-size:12px}.figure-card{padding:0;overflow:hidden}.figure-card img{aspect-ratio:16/10;object-fit:cover}.figure-card figcaption{padding:14px 18px;color:#667085;font-size:14px;background:#fff}.video-card{position:relative;overflow:hidden;border-radius:var(--radius);background:#111827;color:#fff;min-height:260px;box-shadow:var(--shadow);cursor:pointer}.video-card img{width:100%;height:100%;min-height:260px;object-fit:cover;opacity:.82;transition:transform .35s ease,opacity .35s ease}.video-card:hover img{transform:scale(1.05);opacity:.62}.video-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:22px;background:linear-gradient(180deg,transparent 20%,rgba(17,24,39,.88) 100%)}.play-button{position:absolute;left:50%;top:42%;transform:translate(-50%,-50%) scale(.86);width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.92);color:#111827;font-size:26px;opacity:0;transition:opacity .25s ease,transform .25s ease}.video-card:hover .play-button,.video-card.is-active .play-button{opacity:1;transform:translate(-50%,-50%) scale(1)}.video-overlay h3{font-size:24px;margin:0 0 8px}.video-overlay p{color:rgba(255,255,255,.82);margin:0}.video-progress{height:5px;background:rgba(255,255,255,.24);border-radius:999px;overflow:hidden;margin-top:14px}.video-progress i{display:block;width:0;height:100%;background:#fff;border-radius:999px}.video-card.is-active .video-progress i{animation:fakeplay 3.8s linear forwards}@keyframes fakeplay{to{width:82%}}
.timeline{position:relative;padding-left:18px}.timeline:before{content:"";position:absolute;left:3px;top:4px;bottom:4px;width:2px;background:#f4c7bd}.timeline .item{position:relative;padding:0 0 18px 18px}.timeline .item:before{content:"";position:absolute;left:-21px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 5px #fff1e8}.quote{font-size:16px;color:#344054}.quote:before{content:"“";font-size:42px;line-height:0;color:var(--brand);vertical-align:-12px;margin-right:4px}.stars{color:#f59e0b;letter-spacing:2px}.faq-item{border:1px solid var(--line);border-radius:22px;background:#fff;margin:12px 0;overflow:hidden}.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:900}.faq-item p{padding:0 20px 18px;margin:0;color:#667085}.json-panel{background:#0b1220;color:#dbeafe;border-radius:24px;padding:20px;overflow:auto;font-size:13px;line-height:1.6;max-height:360px}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:24px;overflow:hidden;box-shadow:0 10px 30px rgba(31,41,55,.06)}.table th,.table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}.table th{background:#fff7ed}.notice{border:1px solid #bfdbfe;background:#eff6ff;color:#1e3a8a;border-radius:22px;padding:16px 18px}.site-footer{background:#111827;color:#f9fafb;padding:46px 20px 24px}.footer-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:22px}.footer-logo{width:148px;border-radius:16px;margin-bottom:16px}.site-footer h2{font-size:20px}.site-footer p{color:#d1d5db}.copyright{max-width:1180px;margin:28px auto 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.13);font-size:14px}.page-hero{padding:34px;border-radius:32px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.page-hero h1{font-size:clamp(32px,5vw,56px);line-height:1.08;margin:0 0 16px}.page-hero p{color:#667085;font-size:18px;max-width:860px}.checklist{list-style:none;padding:0;margin:0}.checklist li{padding:12px 0 12px 34px;position:relative;border-bottom:1px solid var(--line)}.checklist li:before{content:"✓";position:absolute;left:0;top:10px;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:#ecfdf3;color:#027a48;font-weight:900}.contact-box{display:grid;grid-template-columns:1fr 1fr;gap:20px}.contact-box .card{min-height:180px}
@media (max-width:920px){.hero,.grid-2,.grid-3,.grid-4,.footer-grid,.contact-box{grid-template-columns:1fr}.brand-nav{align-items:flex-start}.nav-toggle{display:inline-flex}.nav-menu{display:none;width:100%;order:3;margin-left:0}.nav-menu.is-open{display:flex}.brand-nav{flex-wrap:wrap}.hero{padding:26px}.section-head{display:block}.fake-search{border-radius:24px;flex-direction:column}.fake-search button{width:100%}}
@media (max-width:560px){main{padding:24px 14px 54px}.hero,.page-hero{border-radius:24px;padding:22px}.card{border-radius:22px;padding:18px}.video-card{min-height:230px}.brand-logo img{width:126px}.metric span{font-size:12px}.table{font-size:13px}.table th,.table td{padding:10px}}