:root{color-scheme:light;--blue:#2563eb;--blue7:#1d4ed8;--blue0:#eff6ff;--ink:#0f172a;--text:#475569;--muted:#94a3b8;--line:#e2e8f0;--soft:#f8fafc;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--soft)}body{margin:0;min-height:100vh;background:radial-gradient(circle at 18% 0%,rgba(37,99,235,.09),transparent 34rem),linear-gradient(180deg,#fff 0,#f8fafc 28rem);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}.skip{position:fixed;left:14px;top:10px;z-index:100;transform:translateY(-180%);border-radius:10px;background:var(--ink);color:#fff;padding:10px 14px;font-size:13px;font-weight:800;text-decoration:none}.skip:focus{transform:none}
.top{position:sticky;top:0;z-index:40;border-bottom:1px solid rgba(226,232,240,.92);background:rgba(255,255,255,.9);backdrop-filter:blur(18px)}.topin{width:min(1180px,calc(100% - 32px));min-height:68px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:15px;font-weight:900;letter-spacing:-.02em;text-decoration:none}.mark{display:grid;width:34px;height:34px;place-items:center;border-radius:11px;background:linear-gradient(145deg,#3b82f6,#1d4ed8);color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.22);font-size:12px}.back{display:inline-flex;min-height:40px;align-items:center;border:1px solid var(--line);border-radius:12px;background:#fff;padding:0 14px;color:#334155;font-size:12px;font-weight:850;text-decoration:none}.back:hover{border-color:#bfdbfe;background:var(--blue0);color:var(--blue7)}
.shell{width:min(1180px,calc(100% - 32px));margin:auto;padding:54px 0 78px}.hero{max-width:830px}.eye{display:inline-flex;min-height:28px;align-items:center;border:1px solid #bfdbfe;border-radius:999px;background:var(--blue0);padding:0 11px;color:var(--blue7);font-size:10px;font-weight:900;letter-spacing:.17em;text-transform:uppercase}.title{margin:18px 0 0;font-size:clamp(36px,7vw,66px);line-height:.98;letter-spacing:-.055em}.lead{max-width:740px;margin:20px 0 0;color:var(--text);font-size:17px;font-weight:620;line-height:1.72}.meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px;color:var(--muted);font-size:12px;font-weight:750}
.layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:28px;margin-top:42px;align-items:start}.toc{position:sticky;top:94px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.86);padding:12px;box-shadow:0 14px 44px rgba(15,23,42,.04)}.toc b{display:block;padding:8px 10px 10px;color:var(--muted);font-size:10px;letter-spacing:.16em;text-transform:uppercase}.toc a{display:block;border-radius:10px;padding:9px 10px;color:#475569;font-size:12px;font-weight:780;line-height:1.35;text-decoration:none}.toc a:hover{background:var(--blue0);color:var(--blue7)}
.doc{overflow:hidden;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 24px 70px rgba(15,23,42,.08)}.sec{scroll-margin-top:92px;padding:30px clamp(22px,5vw,46px)}.sec+.sec{border-top:1px solid var(--line)}.sec h2{margin:0;font-size:24px;line-height:1.18;letter-spacing:-.035em}.sec h3{margin:24px 0 8px;font-size:16px}.sec p,.sec li{color:var(--text);font-size:14px;font-weight:560;line-height:1.78}.sec p{margin:12px 0 0}.sec ul{margin:12px 0 0;padding-left:20px}.sec li+li{margin-top:7px}.sec strong{color:#1e293b;font-weight:850}.sec a{color:var(--blue);font-weight:800}.call{margin-top:18px;border:1px solid #bfdbfe;border-radius:16px;background:var(--blue0);padding:16px 18px;color:#1e40af;font-size:13px;font-weight:680;line-height:1.65}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}.card{border:1px solid var(--line);border-radius:16px;background:var(--soft);padding:17px}.card h3{margin:0;font-size:14px}.card p{margin-top:7px;font-size:13px;line-height:1.65}
.contact{display:grid;gap:14px;margin-top:20px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,var(--blue0),#fff);padding:20px}.lab{color:var(--muted);font-size:10px;font-weight:900;letter-spacing:.15em;text-transform:uppercase}.val{margin-top:4px;color:#1e293b;font-size:14px;font-weight:850;line-height:1.55}.details{margin-top:18px;border:1px solid var(--line);border-radius:16px;background:var(--soft);overflow:hidden}.details summary{cursor:pointer;padding:16px 18px;font-size:13px;font-weight:850}.details div{border-top:1px solid var(--line);padding:16px 18px}
.foot{width:min(1180px,calc(100% - 32px));margin:auto;border-top:1px solid var(--line);padding:24px 0 38px}.links{display:flex;flex-wrap:wrap;gap:10px 18px}.links a{color:#64748b;font-size:12px;font-weight:800;text-decoration:none}.links a:hover,.links a[aria-current=page]{color:var(--blue);text-decoration:underline}.copy{margin-top:16px;color:var(--muted);font-size:11px;font-weight:650;line-height:1.6}
@media(max-width:860px){.layout{grid-template-columns:1fr}.toc{position:static;display:flex;gap:4px;overflow-x:auto;padding:8px}.toc b{display:none}.toc a{flex:0 0 auto;white-space:nowrap}.grid{grid-template-columns:1fr}}
@media(max-width:560px){.topin,.shell,.foot{width:min(100% - 22px,1180px)}.topin{min-height:62px}.shell{padding-top:38px}.title{font-size:40px}.lead{font-size:15px}.layout{margin-top:30px}.sec{padding:24px 19px}.sec h2{font-size:21px}.back{min-height:36px;padding-inline:11px;font-size:11px}}