:root{
  --ink:#0b1220;
  --ink2:#172033;
  --muted:#526174;
  --soft:#f6f8fb;
  --soft2:#eef4ff;
  --line:#d8e2ee;
  --brand:#0b57d0;
  --brandA:#1769ff;
  --brand2:#12b981;
  --cyan:#06b6d4;
  --violet:#7047eb;
  --amber:#f59e0b;
  --card:#ffffff;
  --shadow:0 22px 64px rgba(15,23,42,.09);
  --shadow2:0 12px 30px rgba(15,23,42,.075);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;text-size-adjust:100%;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Inter","Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 8% -12%,rgba(11,87,208,.13),transparent 34%),
    radial-gradient(circle at 92% 8%,rgba(18,185,129,.10),transparent 32%),
    linear-gradient(180deg,#ffffff 0%,#f7faff 44%,#ffffff 100%);
  font-size:16px;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
::selection{background:rgba(11,87,208,.16)}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid rgba(216,226,238,.78)}
.navwrap{max-width:1200px;margin:0 auto;padding:14px 28px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:12px;min-width:252px}
.logo{width:40px;height:40px;border-radius:13px;background:linear-gradient(135deg,#0b57d0 0%,#06b6d4 48%,#12b981 100%);display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 14px 34px rgba(11,87,208,.24)}
.brand h1{font-size:17px;line-height:1.12;margin:0;font-weight:780;letter-spacing:-.02em;color:#111827}
.brand p{font-size:12px;margin:3px 0 0;color:#64748b;line-height:1.25}
.topnav{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.topnav a{font-size:13px;font-weight:700;color:#1d4ed8;border:1px solid #d6e3f8;border-radius:999px;padding:7px 13px;background:rgba(255,255,255,.82);transition:background .2s, color .2s, transform .2s, box-shadow .2s}.topnav a:hover,.topnav a.active{background:#0b57d0;color:#fff;border-color:#0b57d0;transform:translateY(-1px);box-shadow:0 12px 28px rgba(11,87,208,.18)}
.hero{max-width:1200px;margin:0 auto;padding:76px 28px 42px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(360px,.92fr);gap:44px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid #cfe0ff;background:rgba(255,255,255,.9);color:#0b57d0;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:760;box-shadow:0 8px 22px rgba(11,87,208,.06)}.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand2);box-shadow:0 0 0 5px rgba(18,185,129,.12)}
h2.hero-title{font-size:clamp(44px,5vw,64px);line-height:1.02;letter-spacing:-.062em;margin:22px 0 20px;font-weight:860;color:#0f172a}.gradient-text{background:linear-gradient(95deg,#0f172a 0%,#0b57d0 52%,#12b981 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.lead{font-size:20px;line-height:1.78;color:#42526a;max-width:720px;margin:0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:13px 19px;font-weight:760;border:1px solid transparent;transition:transform .2s,box-shadow .2s,background .2s}.btn.primary{background:#0f172a;color:#fff;box-shadow:0 20px 50px rgba(15,23,42,.22)}.btn.secondary{background:#fff;border-color:#dbe5f1;color:#0f2f67}.btn:hover{transform:translateY(-2px)}
.hero-card{background:rgba(255,255,255,.78);border:1px solid rgba(216,226,238,.95);border-radius:32px;box-shadow:var(--shadow);padding:22px;position:relative;overflow:hidden}.hero-card::before{content:"";position:absolute;inset:-96px -96px auto auto;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(11,87,208,.20),transparent 68%)}.status-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;position:relative}.metric{background:rgba(255,255,255,.94);border:1px solid #e5edf7;border-radius:22px;padding:18px;box-shadow:0 10px 24px rgba(15,23,42,.035)}.metric strong{font-size:26px;display:block;letter-spacing:-.04em;color:#0b57d0}.metric span{display:block;color:var(--muted);font-size:13px;line-height:1.55}.flow-visual{margin-top:16px;background:linear-gradient(135deg,#0f172a 0%,#15366d 60%,#0b57d0 100%);color:#fff;border-radius:26px;padding:24px;position:relative;overflow:hidden}.flow-visual::after{content:"";position:absolute;right:-70px;bottom:-70px;width:190px;height:190px;border-radius:50%;background:rgba(18,185,129,.24)}.flow-visual h3{margin:0 0 14px;font-size:18px}.orbit{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.node{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.09);backdrop-filter:blur(8px);border-radius:16px;padding:12px;font-size:12px;min-height:74px;position:relative;z-index:1}.node b{display:block;font-size:18px;color:#93f3c8}.section{max-width:1200px;margin:0 auto;padding:58px 28px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.section h2,.doc-main h1{font-size:clamp(32px,3.2vw,42px);line-height:1.12;letter-spacing:-.045em;margin:0;font-weight:840;color:#0f172a}.section-head p{max-width:560px;margin:0;color:var(--muted)}.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.tile{background:rgba(255,255,255,.88);border:1px solid #e1eaf5;border-radius:var(--radius);padding:25px;box-shadow:0 16px 42px rgba(15,23,42,.055);transition:transform .22s,box-shadow .22s,border-color .22s}.tile:hover,.step-card:hover,.doc-card:hover,.mini:hover{transform:translateY(-2px);box-shadow:0 22px 54px rgba(15,23,42,.085);border-color:#cfe0ff}.tile.large{grid-column:span 6}.tile.mid{grid-column:span 4}.tile.full{grid-column:1/-1}.tile h3{margin:0 0 10px;font-size:21px;letter-spacing:-.03em;color:#111827}.tile p{margin:0;color:#52627b}.pillrow{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.pill{font-size:12px;font-weight:760;border-radius:999px;padding:6px 10px;background:#edf5ff;color:#0b57d0;border:1px solid #d7e8ff}.pill.green{background:#edfdf6;color:#047857;border-color:#c9f4df}.pill.dark{background:#eff2f7;color:#14233a;border-color:#dce4ef}.steps-line{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step-card{position:relative;background:rgba(255,255,255,.92);border:1px solid #e1eaf5;border-radius:24px;padding:22px;min-height:210px;box-shadow:0 14px 34px rgba(15,23,42,.045);transition:transform .22s,box-shadow .22s,border-color .22s}.step-num{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#0f172a,#0b57d0);color:#fff;display:grid;place-items:center;font-weight:860;margin-bottom:14px;box-shadow:0 10px 22px rgba(11,87,208,.18)}.step-card h3{font-size:19px;margin:0 0 8px;color:#111827}.step-card p{color:var(--muted);margin:0}.doc-layout{max-width:1200px;margin:0 auto;padding:42px 28px 72px;display:grid;grid-template-columns:240px minmax(0,1fr);gap:36px}.side{position:sticky;top:92px;align-self:start;background:rgba(255,255,255,.88);border:1px solid #dce7f4;border-radius:26px;padding:12px;box-shadow:0 18px 54px rgba(15,23,42,.07)}.side-title{padding:10px 12px 8px;font-size:12px;font-weight:800;color:#64748b;letter-spacing:.04em}.side a{display:block;border-radius:15px;padding:11px 12px;margin:2px 0;transition:background .18s,color .18s}.side a:hover,.side a.active{background:#eef6ff;color:#0b57d0}.side b{display:block;font-size:14px;font-weight:760}.side span{display:none}.doc-main{min-width:0}.doc-hero{background:linear-gradient(135deg,rgba(255,255,255,.95),#f4f9ff);border:1px solid #dfeaf6;border-radius:32px;padding:38px;box-shadow:var(--shadow);margin-bottom:22px}.doc-hero h1{font-size:clamp(34px,4vw,48px);font-weight:840;letter-spacing:-.05em;color:#0f172a}.doc-hero p{font-size:18px;color:#465872;margin:14px 0 0;max-width:860px;line-height:1.76}.doc-card{background:rgba(255,255,255,.92);border:1px solid #e1eaf5;border-radius:28px;padding:28px;margin:18px 0;box-shadow:0 14px 40px rgba(15,23,42,.05);transition:transform .22s,box-shadow .22s,border-color .22s}.doc-card h2{font-size:28px;line-height:1.22;margin:0 0 16px;letter-spacing:-.035em;color:#111827}.doc-card h3{font-size:20px;margin:18px 0 8px;letter-spacing:-.02em;color:#172033}.doc-card p{color:#3f5069;margin:8px 0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.mini{border:1px solid #e1eaf5;border-radius:22px;padding:18px;background:#fbfdff;transition:transform .22s,box-shadow .22s,border-color .22s}.mini h3{margin:0 0 8px;font-size:17px;color:#111827}.mini p,.mini li{font-size:14px;color:#53637b}.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.check{background:#f7fbff;border:1px solid #dfeaf6;border-radius:18px;padding:14px 16px}.check::before{content:"✓";display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#12b981;color:white;font-weight:900;margin-right:8px}.timeline{display:grid;gap:12px}.timeitem{display:grid;grid-template-columns:110px 1fr;gap:18px;border:1px solid #e1eaf5;border-radius:22px;padding:18px;background:#fbfdff}.timeitem b{color:#0b57d0}.code{background:#0f172a;color:#e5efff;border-radius:22px;padding:18px;overflow:auto;font-family:"SF Mono",Consolas,Menlo,monospace;font-size:13px;line-height:1.65}.note{border-left:4px solid var(--amber);background:#fff7e6;border-radius:18px;padding:16px 18px;color:#7c4a03;margin:18px 0}.success{border-left:4px solid var(--brand2);background:#effdf6;border-radius:18px;padding:16px 18px;color:#065f46;margin:18px 0}.warning{border-left:4px solid #ef4444;background:#fff1f2;border-radius:18px;padding:16px 18px;color:#9f1239;margin:18px 0}.footer{border-top:1px solid #dbe5f1;background:rgba(255,255,255,.92);padding:34px 28px;color:#60708a}.foot-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.diagram{border:1px solid #e1eaf5;border-radius:28px;background:linear-gradient(180deg,#fff,#f7fbff);padding:22px}.lane{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.lane div{border-radius:18px;background:#fff;border:1px solid #e1eaf5;padding:14px;text-align:center;font-size:13px;font-weight:760;min-height:74px}.lane div span{display:block;color:var(--muted);font-weight:600;font-size:12px;margin-top:4px}.rolebar{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.role{border-radius:24px;padding:22px;color:#fff;min-height:180px;box-shadow:0 16px 36px rgba(15,23,42,.13)}.role:nth-child(1){background:linear-gradient(135deg,#0f172a,#1d4ed8)}.role:nth-child(2){background:linear-gradient(135deg,#0f766e,#12b981)}.role:nth-child(3){background:linear-gradient(135deg,#5b21b6,#7047eb)}.role h3{margin:0 0 10px}.role p{margin:0;color:rgba(255,255,255,.86)}
@media(max-width:980px){.hero-grid,.doc-layout{grid-template-columns:1fr}.side{position:relative;top:auto}.steps-line,.cards,.rolebar{grid-template-columns:1fr}.tile.large,.tile.mid{grid-column:1/-1}h2.hero-title{font-size:42px}.doc-hero h1{font-size:34px}.topnav{display:none}.brand{min-width:0}.lane{grid-template-columns:1fr 1fr}.timeitem{grid-template-columns:1fr}.hero{padding-top:48px}.status-grid{grid-template-columns:1fr}.orbit{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.navwrap,.hero,.section,.doc-layout{padding-left:18px;padding-right:18px}.hero-title{font-size:36px}.lead{font-size:17px}.doc-hero,.doc-card{padding:22px}.checklist{grid-template-columns:1fr}.lane{grid-template-columns:1fr}}