/* support.css — Support page
   Tokens only. No new colours, spacing or radii are invented here;
   every value resolves through css/tokens.css. */

.sup-page { padding-top: var(--space-10); }
.sup-page__container { max-width: 46rem; }

.sup-page h1 { margin-bottom: var(--space-4); }

.sup-lede {
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  max-width: 38rem;
}

/* ---------- on-page nav ---------- */
/* Plain anchors so the page is navigable with JS disabled;
   support.js only adds scrollspy on top. */
.sup-toc {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-8);
}

.sup-toc__link {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color var(--dur-fast), border-color var(--dur-fast), background-color var(--dur-fast);
}

.sup-toc__link:hover,
.sup-toc__link:focus-visible {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.sup-toc__link[aria-current="true"] {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-light);
}

/* ---------- section headings ---------- */
.sup-h2 {
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
  /* Anchor links land below the sticky nav instead of under it. */
  scroll-margin-top: var(--space-12);
}

.sup-toc + .sup-h2 { margin-top: 0; }

.sup-sub {
  color: var(--text-secondary);
  margin-top: calc(var(--space-5) * -1 + var(--space-2));
  margin-bottom: var(--space-5);
}

/* ---------- content cards ---------- */
.sup-card {
  padding: var(--space-6);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  margin-bottom: var(--space-4);
}

.sup-card h3 {
  font-size: 1.0625rem;
  margin-bottom: var(--space-3);
}

.sup-card p { color: var(--text-secondary); }
.sup-card p + p { margin-top: var(--space-4); }

/* Troubleshooting cards quote a message the user is literally staring at,
   so the heading reads as the message itself. */
/* Same stack as base.css .mono — there is no --font-mono token in tokens.css. */
.sup-card--fix h3 {
  font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
  font-size: 0.9375rem;
  color: var(--text-primary);
}

/* ---------- inline note ---------- */
.sup-note {
  padding-left: var(--space-4);
  border-left: 2px solid var(--border-color);
  font-size: 0.9375rem;
}

.sup-card--fix .sup-note { border-left-color: var(--primary); }

/* ---------- keyboard keys ---------- */
/* No kbd styling exists site-wide; defined here, tokens only. */
.sup-page kbd {
  display: inline-block;
  min-width: 1.75rem;
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--border-color);
  border-bottom-width: 2px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
  font-size: 0.8125rem;
  line-height: 1.4;
  text-align: center;
}

.sup-page kbd + kbd { margin-left: var(--space-1); }

/* ---------- shortcut list ---------- */
.sup-keys {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: var(--space-3) var(--space-6);
  margin: var(--space-5) 0;
}

.sup-keys > div {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}

.sup-keys dt { flex: none; }
.sup-keys dd { color: var(--text-secondary); font-size: 0.9375rem; }

/* ---------- contact ---------- */
.sup-contact {
  padding: var(--space-8);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  text-align: center;
}

.sup-contact__lede {
  color: var(--text-primary);
  margin-bottom: var(--space-6);
}

.sup-contact__hint {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  margin-top: var(--space-4);
  max-width: 32rem;
  margin-inline: auto;
}

.sup-contact__what {
  text-align: left;
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-color);
}

.sup-contact__what h3 {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
}

.sup-contact__what ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.sup-contact__what li {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  padding-left: var(--space-5);
  position: relative;
}

.sup-contact__what li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 0.375rem;
  height: 0.375rem;
  border-radius: var(--radius-full);
  background: var(--primary);
}

.sup-contact__alt {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-color);
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

/* ---------- responsive ---------- */
@media (max-width: 640px) {
  .sup-card, .sup-contact { padding: var(--space-5); }
  .sup-keys { grid-template-columns: 1fr; }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .sup-toc__link { transition: none; }
}