:root{
  --c-bg:#f4f7fb;--c-surface:#ffffff;--c-border:#dde5ef;--c-border-strong:#c5d2e2;
  --c-text:#0f1b2d;--c-muted:#5a6b80;--c-primary:#0d4f8b;--c-primary-hover:#0a3f70;
  --c-primary-soft:#e8f0f9;--r-md:10px;--r-lg:14px;
  --shadow-sm:0 1px 2px rgba(15,27,45,.04);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--c-bg);color:var(--c-text);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;
}
a{color:var(--c-primary);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:760px;margin:0 auto;padding:0 16px}
header.site{
  background:var(--c-surface);border-bottom:1px solid var(--c-border);
  padding:14px 0;position:sticky;top:0;z-index:10;
  backdrop-filter:saturate(180%) blur(8px);
}
.logo{display:flex;align-items:center;gap:10px;font-weight:600;font-size:17px;color:var(--c-text)}
.logo-mark{
  width:32px;height:32px;border-radius:8px;background:var(--c-primary);
  display:grid;place-items:center;color:#fff;font-size:14px;font-weight:700;letter-spacing:.5px;
}
.logo small{font-weight:400;color:var(--c-muted);font-size:13px;margin-left:4px}
.breadcrumbs{font-size:13px;color:var(--c-muted);padding:18px 0 0}
.breadcrumbs a{color:var(--c-primary)}
.page{padding:18px 0 32px}
.page h1{font-size:26px;line-height:1.25;margin:6px 0 6px;font-weight:700;letter-spacing:-.01em}
.page .updated{color:var(--c-muted);font-size:13px;margin:0 0 20px}
.card{
  background:var(--c-surface);border:1px solid var(--c-border);
  border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow-sm);
}
.card h2{font-size:18px;margin:24px 0 10px;font-weight:600}
.card h2:first-child{margin-top:0}
.card h3{font-size:16px;margin:18px 0 8px;font-weight:600}
.card p{margin:0 0 12px;color:#1a2a40}
.card ul,.card ol{margin:0 0 14px;padding-left:22px;color:#1a2a40}
.card li{margin-bottom:6px}
.card .req-table{
  width:100%;border-collapse:collapse;font-size:14px;margin:12px 0 4px;
}
.card .req-table th,.card .req-table td{
  padding:10px 12px;text-align:left;border-bottom:1px solid var(--c-border);vertical-align:top;
}
.card .req-table th{font-weight:500;color:var(--c-muted);width:42%;background:#fafcfe}
footer.site{
  margin-top:32px;padding:24px 0 40px;
  border-top:1px solid var(--c-border);background:var(--c-surface);
  font-size:13px;color:var(--c-muted);
}
footer.site .links{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:12px}
footer.site .links a{color:var(--c-primary)}
footer.site .req{font-size:12px;line-height:1.6}
@media(min-width:560px){
  .page h1{font-size:30px}
  .card{padding:28px}
}