:root {
  color-scheme: light;
  --paper: #f6f5f0;
  --surface: #fff;
  --ink: #18211f;
  --muted: #63706c;
  --navy: #132c35;
  --teal: #007c70;
  --teal-dark: #005e56;
  --teal-soft: #dff2e9;
  --rule: #d8ded9;
  --warning-soft: #fff3d5;
  --warning: #805400;
  --display: Georgia, "Times New Roman", serif;
  --body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 15px/1.65 var(--body); -webkit-font-smoothing: antialiased; }
a { color: var(--teal-dark); text-underline-offset: 3px; }
.shell { width: min(900px, calc(100% - 40px)); margin-inline: auto; }
.guide-header { border-bottom: 1px solid var(--rule); background: var(--surface); }
.guide-header .shell { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { color: var(--navy); font-size: 14px; font-weight: 900; text-decoration: none; }
.header-link { font-size: 12px; font-weight: 800; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 7px; margin: 38px 0 0; color: var(--muted); font-size: 11px; }
.breadcrumbs a { font-weight: 700; }
.guide-hero { padding: 44px 0 42px; }
.eyebrow { margin: 0 0 12px; color: var(--teal-dark); font-size: 10px; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
h1, h2 { font-family: var(--display); font-weight: 400; text-wrap: balance; }
h1 { max-width: 760px; margin: 0 0 20px; font-size: clamp(42px, 7vw, 64px); letter-spacing: -.055em; line-height: 1; }
h2 { margin: 0 0 18px; font-size: 33px; letter-spacing: -.04em; line-height: 1.1; }
h3 { margin: 0 0 8px; color: var(--navy); font-size: 16px; }
.lede { max-width: 720px; margin: 0; color: var(--muted); font-size: 17px; }
.status-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.pill { border: 1px solid #b8c7c0; border-radius: 999px; background: var(--teal-soft); color: var(--teal-dark); padding: 5px 9px; font-size: 10px; font-weight: 900; }
.pill.beta { border-color: #dec78e; background: var(--warning-soft); color: var(--warning); }
.guide-main { display: grid; gap: 18px; padding-bottom: 90px; }
.guide-card { border: 1px solid var(--rule); border-radius: 6px; background: var(--surface); padding: clamp(24px, 5vw, 42px); }
.guide-card p:last-child { margin-bottom: 0; }
.step-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.step-list li { display: grid; grid-template-columns: 38px minmax(0, 1fr); gap: 16px; border-top: 1px solid var(--rule); padding: 20px 0; }
.step-list li:first-child { border-top: 0; padding-top: 4px; }
.step-list li > span { display: grid; width: 30px; height: 30px; place-items: center; border-radius: 50%; background: var(--navy); color: #fff; font-size: 10px; font-weight: 900; }
.step-list p { margin: 0; color: var(--muted); }
.step-list strong { color: var(--ink); }
.checklist { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.checklist li { position: relative; padding-left: 25px; }
.checklist li::before { position: absolute; left: 0; color: var(--teal); content: "✓"; font-weight: 900; }
.warning { border-left: 3px solid #c99a36; background: var(--warning-soft); color: #694600; padding: 15px 17px; }
.official { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-left: 3px solid var(--teal); background: var(--teal-soft); padding: 18px; }
.official p { margin: 0; font-size: 12px; }
.official a { flex: none; font-size: 12px; font-weight: 900; }
.guide-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.guide-link { display: flex; min-height: 180px; flex-direction: column; align-items: flex-start; border: 1px solid var(--rule); border-top: 3px solid var(--teal); border-radius: 6px; background: var(--surface); padding: 25px; color: inherit; text-decoration: none; }
.guide-link.beta { border-top-color: #c99a36; }
.guide-link p { color: var(--muted); font-size: 13px; }
.guide-link span { margin-top: auto; color: var(--teal-dark); font-size: 12px; font-weight: 900; }
.guide-footer { border-top: 1px solid var(--rule); background: var(--surface); padding: 28px 0; color: var(--muted); font-size: 11px; }
:focus-visible { outline: 3px solid rgba(0,124,112,.28); outline-offset: 3px; }
@media (max-width: 640px) {
  .shell { width: min(100% - 24px, 900px); }
  .guide-header .shell { min-height: 60px; }
  .guide-grid { grid-template-columns: minmax(0, 1fr); }
  .official { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }