/* Design standard 2.9.2; canonical palette tokens 1.2.0 are separate and unchanged. */
:root {
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --step--1: clamp(0.83rem, 0.80rem + 0.15vw, 0.90rem);
  --step-0: clamp(1.00rem, 0.96rem + 0.20vw, 1.10rem);
  --step-1: clamp(1.20rem, 1.10rem + 0.45vw, 1.45rem);
  --step-2: clamp(1.45rem, 1.25rem + 0.90vw, 1.95rem);
  --step-3: clamp(1.80rem, 1.45rem + 1.60vw, 2.80rem);
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  display: flex;
  flex-direction: column;
  min-block-size: 100vh;
  min-block-size: 100dvh;
  margin: 0;
  padding-inline: env(safe-area-inset-left) env(safe-area-inset-right);
  padding-bottom: env(safe-area-inset-bottom);
  font: var(--step-0)/1.6 var(--font-sans);
  color: var(--text);
  background: var(--bg);
}
.page-shell { inline-size: min(calc(100% - 2 * var(--space-4)), 64rem); margin-inline: auto; }
main { flex: 1; padding-block: var(--space-8) 0; }
h1, h2, h3, p { margin: 0; }
h1 { font-size: var(--step-3); line-height: 1.15; letter-spacing: -0.025em; overflow-wrap: anywhere; }
h2 { font-size: var(--step-2); line-height: 1.2; }
h3 { font-size: var(--step-1); line-height: 1.3; }
a { color: var(--brand); text-decoration: underline; text-underline-offset: 0.18em; overflow-wrap: anywhere; }
a:hover { color: var(--brand-hover); }
.domain-header .domain-header__brand { font-weight: 700; }
:focus-visible { outline: 3px solid var(--brand); outline-offset: 2px; border-radius: 2px; }
.skip-link {
  position: absolute;
  inset-block-start: var(--space-2);
  inset-inline-start: var(--space-4);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  min-block-size: 44px;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--text-muted);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }
.hero { max-inline-size: 68ch; }
.lead { margin-block-start: var(--space-4); font-size: var(--step-1); line-height: 1.5; color: var(--text); }
.collections { margin-block-start: var(--space-12); }
.collection-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 24rem), 1fr)); gap: var(--space-4); }
.card {
  min-inline-size: 0;
  padding: var(--space-6);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow-wrap: anywhere;
  scroll-margin-block-start: var(--space-6);
}
.card > :is(h2, h3) { margin-block-end: var(--space-3); font-size: var(--step-1); }
.card ul { margin: var(--space-2) 0 0; padding-inline-start: var(--space-6); }
.card li + li { margin-block-start: var(--space-2); }
.card .collection-pages { margin-block-start: var(--space-6); }
.collection-pages a { display: inline-block; padding-block: var(--space-2); }
.collection-status { margin-block-start: var(--space-6); color: var(--text-muted); }
.page-footer { margin-block: var(--space-12) var(--space-8); padding-block-start: var(--space-4); border-block-start: 1px solid var(--border); color: var(--text-muted); font-size: var(--step--1); }

@media (min-width: 48rem) { main { padding-block-start: var(--space-12); } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media (prefers-contrast: more) {
  .collection-status, .page-footer { color: var(--text); }
  .card, .page-footer, .skip-link { border-width: 2px; }
}
@media (forced-colors: active) {
  .card, .page-footer { border-color: CanvasText; box-shadow: none; }
  .skip-link { border-color: LinkText; }
  :focus-visible { outline-color: Highlight; }
}