/* Placeholder styling — real brand arrives before Phase 7. Mobile-first. */
:root {
  --bg: #f7f5f0;
  --surface: #ffffff;
  --ink: #1d1d1b;
  --muted: #6b6a64;
  --accent: #1f6f5c;
  --line: #e4e1d8;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141413;
    --surface: #1f1f1d;
    --ink: #f2f0ea;
    --muted: #a3a199;
    --accent: #5cc3a6;
    --line: #33322e;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
.topbar { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; text-decoration: none; color: var(--ink); }
.wrap { max-width: 560px; margin: 0 auto; padding: 16px; }
.foot { max-width: 560px; margin: 32px auto; padding: 0 16px; color: var(--muted); font-size: 13px; }
.hero { padding: 16px 0 8px; }
h1 { font-size: 32px; line-height: 1.15; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 28px 0 10px; }
.lede { font-size: 18px; margin: 0 0 16px; }
.eyebrow { text-transform: uppercase; letter-spacing: .06em; font-size: 12px; color: var(--muted); }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  color: inherit;
  text-decoration: none;
}
.passport-card h2 { margin: 4px 0 6px; font-size: 26px; }
.passport-card p { margin: 0 0 10px; }
.cta { color: var(--accent); font-weight: 600; }
.shop-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.shop-list .card { display: flex; flex-direction: column; }
.steps { padding-left: 20px; }
.steps li { margin-bottom: 6px; }
.btn {
  display: block;
  width: 100%;
  min-height: 48px;
  border: 0;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 600;
}
.btn:disabled { opacity: .5; }
.stack { display: grid; gap: 12px; }