/* Page styles for the /demo/* renders of templates/index.html — T5, 2026-08-05.
   Page-specific rules only; shared patterns belong in styles.css. The strip is
   server-rendered and never JS-toggled, so it needs no hidden-state guard. */

.demo-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: var(--space-6);
  margin: 0;
  padding: 0 0 var(--space-5);
  border-bottom: 1px solid var(--border-strong);
}

.demo-strip-kicker {
  margin: 0 0 var(--space-2);
  grid-column: 1 / -1;
  font-size: var(--text-xs);
  color: var(--muted);
}

.demo-strip-title {
  margin: 0 0 var(--space-2);
  font-weight: 700;
  letter-spacing: -0.02em;
  grid-column: 1;
  font-size: var(--text-2xl);
  line-height: 1.2;
  color: var(--ink);
}

.demo-strip-desc {
  grid-column: 1;
  margin: 0 0 var(--space-4);
  max-width: 720px;
  font-size: var(--text-md);
  line-height: 1.55;
  color: var(--text);
}

.demo-strip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  grid-column: 2;
  grid-row: 2 / 4;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  margin: 0 0 var(--space-3);
}

.demo-strip-more {
  grid-column: 1 / -1;
  margin: 0;
  font-size: var(--text-sm);
  color: var(--muted);
}

.demo-strip-more a {
  color: var(--accent-text);
  text-underline-offset: 2px;
}

/* Failure note for the precomputed result (JS reveals it by removing [hidden];
   the global [hidden] rule in styles.css keeps it hidden until then). */
.demo-strip-error {
  grid-column: 1 / -1;
  margin: var(--space-3) 0 0;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  border: 1px solid var(--danger, #b3261e);
  background: var(--danger-soft, rgba(179, 38, 30, 0.08));
  color: var(--text);
  font-size: var(--text-sm);
  line-height: 1.5;
}

@media (max-width: 700px) {
  .demo-strip { display: block; }
  .demo-strip-actions { flex-direction: row; align-items: center; justify-content: flex-start; gap: var(--space-2); }
  .demo-strip-actions :is(a, button) { padding: var(--space-3); }
}