/* Hallmark · macrostructure: Shared application shell · genre: modern-minimal · theme: Cobalt
 * design-system: DESIGN.md · nav: N9 · footer: Ft2 · review: P5 H4 E4 S5 R4 V4
 * Unified product family approved 2026-09-06; no style rotation.
 * Evidence and scoped exceptions: outputs/hallmark-unification-20260906/visual-review/hallmark-visual-review.md
 */
@import url("tokens.css?v=20260729.2");

html, body { overflow-x: clip; }
html { background: var(--color-paper); color: var(--color-ink); font-family: var(--font-body); }
body { min-width: 0; background: var(--color-paper); color: var(--color-ink-2); }
:lang(ko) { word-break: keep-all; overflow-wrap: break-word; }
h1, h2, h3 { font-family: var(--font-display); font-style: normal; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--color-focus); outline-offset: 3px;
}

/* N9 — one shared edge-aligned reading line. */
.site-nav, .demo-nav, .topbar {
  border-block-end: var(--line) solid var(--color-rule-2);
  background: var(--color-paper);
  box-shadow: none;
}
.site-nav__inner, .demo-nav, .topbar-in {
  min-height: 4rem;
}
.site-nav__resource, .site-nav__actions > a, .demo-nav__links a, .tb-links a {
  min-height: var(--control-height);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.site-nav__resource, .demo-nav__links a, .tb-links a {
  border: 0;
  color: var(--color-muted);
  text-decoration: none;
}
.site-nav__resource:hover, .demo-nav__links a:hover, .tb-links a:hover { color: var(--color-accent); }
.button, .demo-nav__cta, .btn, .tb-cta {
  min-height: var(--control-height);
  border-radius: var(--radius-sm);
  box-shadow: none;
  font-family: var(--font-body);
  white-space: nowrap;
}

/* Ft2 — an unobtrusive reading-end rule rather than a second landing section. */
.site-footer, .demo-footer, footer {
  border-block-start: var(--line) solid var(--color-rule-2);
  background: transparent;
  box-shadow: none;
}
.site-footer__line, .demo-footer__line, footer {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

/* Long-document surfaces: information stays in the text and rules, not repeated cards. */
.wrap, .proof-stage, .page-hero, .demo-hero { border-color: var(--color-rule-2); }
.root-receipt, .verifier, .doc, .card, .pick, .out, .verdict {
  border-radius: var(--radius-sm);
  box-shadow: none;
}
.overline, .eyebrow, .verifier__eyebrow { letter-spacing: .04em; }
@media (max-width: 40rem) {
  .site-nav__resources { display: none; }
  .site-nav__actions { min-width: 0; }
  .site-nav__actions .button--compact { padding-inline: var(--space-sm); }
  .demo-nav__links { min-width: 0; gap: 0; }
  .demo-nav__links a { padding-inline: var(--space-xs); }
  .tb-links { gap: var(--space-2xs); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* Shared Cairn / PairTrace lockup, matching the actual account application. */
.wordmark, .demo-nav__brand { display: inline-flex; align-items: center; gap: var(--space-sm); text-decoration: none; }
.wordmark .cairn-mark, .demo-nav__brand .cairn-mark { width: 2rem; height: 2rem; object-fit: contain; }
.cairn-name { display: grid; line-height: 1.15; }
.cairn-name strong { color: var(--color-ink); font: 700 var(--text-base)/1.2 var(--font-display); }
.cairn-name small { color: var(--color-muted); font: 400 var(--text-xs)/1.2 var(--font-body); }
.product-preview__figure { margin: var(--space-xl) 0 0; }
.product-preview__figure img { display: block; width: 100%; height: auto; border: var(--line) solid var(--color-rule-2); }
.product-preview__figure figcaption { margin-top: var(--space-md); color: var(--color-muted); font-size: var(--text-sm); }
.anatomy-layout > *, .section-head, .section-head h2 { min-width: 0; }
.section-head h2 { overflow-wrap: anywhere; }
@media (max-width: 48rem) {
  .anatomy-layout { grid-template-columns: minmax(0, 1fr); }
  .anatomy-layout .section-head { max-width: 100%; }
}
@media (max-width: 22rem) {
  .site-nav__inner { width: calc(100% - 2 * var(--space-xs)); gap: var(--space-xs); }
  .site-nav__actions { flex-shrink: 0; gap: var(--space-2xs); }
  .wordmark { flex-shrink: 0; gap: var(--space-2xs); }
  .wordmark .cairn-mark { width: 1.5rem; height: 1.5rem; }
  .wordmark .cairn-name small { display: none; }
  .wordmark .cairn-name strong { font-size: var(--text-sm); }
}