/* Shared styles for the policy pages. Tokens and chrome mirror index.html. */
:root {
  --paper: #bccfee; --card: #cddaf1; --ink: #0a1a3c; --muted: #3b4f78; --line: #8aa5d4;
  --blue: #1d4fa6; --blue-deep: #12337a; --blue-ink: #ffffff;
  --sans: "Urbanist", system-ui, sans-serif;
  --gutter: clamp(16px, 4vw, 48px); --radius: 20px;
  --announce-h: 36px; --nav-h: 60px; --nav-top: 12px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 var(--gutter); }
.label { font: 500 13px/1.4 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; background: var(--blue); color: var(--blue-ink); font: 600 16px/1 var(--sans); text-decoration: none; padding: 18px 28px; border: 0; border-radius: 999px; cursor: pointer; transition: background .15s ease; }
.btn:hover { background: var(--blue-deep); }
.btn.sm { padding: 12px 20px; font-size: 15px; }

.announce { background: var(--blue-deep); color: var(--blue-ink); height: var(--announce-h); display: grid; place-items: center; font: 600 12px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; text-align: center; padding: 0 var(--gutter); }

.site-header { position: fixed; z-index: 50; top: calc(var(--announce-h) + var(--nav-top)); left: 0; right: 0; padding: 0 var(--gutter); pointer-events: none; transition: top .2s ease; }
.site-header.stuck { top: var(--nav-top); }
.nav { pointer-events: auto; max-width: 1280px; margin: 0 auto; height: var(--nav-h); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 12px 0 28px; background: rgba(240,245,253,.82); -webkit-backdrop-filter: blur(14px) saturate(1.3); backdrop-filter: blur(14px) saturate(1.3); border-radius: 18px; box-shadow: 0 1px 0 rgba(255,255,255,.6) inset, 0 8px 30px rgba(10,26,60,.10); }
.nav-links { display: flex; gap: 28px; font-weight: 600; font-size: 16px; }
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--blue); }
.logo { font: 600 22px/1 var(--sans); letter-spacing: -.02em; text-decoration: none; justify-self: center; }
.nav-actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.icon-btn { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; color: var(--ink); background: none; border: 0; cursor: pointer; }
.icon-btn:hover { background: rgba(29,79,166,.12); }
.icon-btn svg { width: 22px; height: 22px; }
.menu-btn { display: none; }
.mobile-menu { pointer-events: auto; display: none; max-width: 1280px; margin: 8px auto 0; background: rgba(240,245,253,.95); border-radius: 18px; padding: 8px 28px; box-shadow: 0 8px 30px rgba(10,26,60,.12); }
.mobile-menu a { display: block; padding: 16px 0; text-decoration: none; font-weight: 600; border-bottom: 1px solid var(--line); }
.mobile-menu a:last-child { border-bottom: 0; }
.mobile-menu.open { display: block; }

/* Policy page */
.policy-hero { padding-top: calc(var(--nav-h) + var(--nav-top) + 48px); }
.policy-hero .wrap { padding-bottom: 40px; }
.policy-hero h1 { font-weight: 600; font-size: clamp(42px, 6vw, 80px); line-height: 1; letter-spacing: -.035em; margin: 16px 0 20px; }
.policy-hero p { max-width: 44ch; margin: 0 0 12px; color: var(--muted); font-size: 20px; }
.policy-body .wrap { display: grid; grid-template-columns: 1fr 2fr; gap: var(--gutter); padding-top: 24px; padding-bottom: 96px; align-items: start; }
.toc { position: sticky; top: calc(var(--nav-h) + var(--nav-top) + 24px); background: var(--card); border-radius: var(--radius); padding: 24px 28px; }
.toc ol { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 8px; font-size: 15px; font-weight: 500; }
.toc a { text-decoration: none; }
.toc a:hover { color: var(--blue); }
.toc .other { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.prose section { padding: 28px 0; border-top: 1px solid var(--line); scroll-margin-top: calc(var(--nav-h) + var(--nav-top) + 24px); }
.prose section:first-child { border-top: 0; padding-top: 0; }
.prose h2 { font-weight: 600; font-size: clamp(24px, 2.6vw, 32px); letter-spacing: -.025em; line-height: 1.1; margin: 0 0 14px; }
.prose p, .prose li { color: var(--muted); max-width: 62ch; }
.prose p { margin: 0 0 14px; }
.prose p:last-child { margin-bottom: 0; }
.prose ul { margin: 0 0 14px; padding-left: 22px; display: grid; gap: 6px; }
.prose a { color: var(--blue); text-underline-offset: 3px; }
.prose strong { color: var(--ink); font-weight: 600; }
.callout { background: var(--blue); color: var(--blue-ink); border-radius: var(--radius); padding: 24px 28px; margin: 0 0 28px; }
.callout p { color: var(--blue-ink); margin: 0; font-size: 20px; font-weight: 500; line-height: 1.3; letter-spacing: -.01em; max-width: 36ch; }
.callout a { color: var(--blue-ink); }

footer { background: var(--blue); color: var(--blue-ink); border-radius: var(--radius) var(--radius) 0 0; }
footer .label { color: rgba(255,255,255,.75); }
footer .top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--gutter); padding-top: 64px; padding-bottom: 56px; }
footer .brand { font: 600 clamp(32px, 4vw, 52px)/1 var(--sans); letter-spacing: -.03em; margin: 0 0 12px; }
footer ul { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 8px; }
footer a { text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer a.social { display: inline-flex; }
footer a.social:hover { text-decoration: none; opacity: .8; }
footer a.social svg { width: 24px; height: 24px; }
footer .bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 20px; padding-bottom: 28px; border-top: 1px solid rgba(255,255,255,.25); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
footer :focus-visible, .callout :focus-visible { outline-color: #fff; }

@media (max-width: 900px) {
  .nav { grid-template-columns: auto 1fr auto; padding-left: 20px; }
  .nav-links, .nav-actions .btn { display: none; }
  .menu-btn { display: grid; }
  .logo { justify-self: start; grid-column: 1; grid-row: 1; }
  .nav-actions { grid-column: 3; }
  .policy-body .wrap { grid-template-columns: 1fr; }
  .toc { position: static; }
  footer .top { grid-template-columns: 1fr 1fr; }
  footer .top > :first-child { grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }