/*
 * Styles for the per-page "Was this page helpful?" feedback block
 * (docs/javascripts/feedback.js).
 *
 * Uses Material for MkDocs CSS custom properties so colors track both the
 * default and slate (dark) palettes automatically, keeping WCAG 2.1 AA
 * contrast in both. A prefers-reduced-motion guard disables transitions.
 */

.fsi-feedback {
  margin: 2.5rem 0 1rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.3rem;
  background-color: var(--md-code-bg-color);
  color: var(--md-default-fg-color);
}

.fsi-feedback__heading {
  margin: 0 0 0.6rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--md-default-fg-color);
}

.fsi-feedback__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.fsi-feedback__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  /* High-contrast text on the primary fill works in both palettes. */
  color: var(--md-primary-bg-color);
  background-color: var(--md-primary-fg-color);
  border: 1px solid var(--md-primary-fg-color);
  border-radius: 0.2rem;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.fsi-feedback__btn:hover {
  background-color: var(--md-primary-fg-color--dark);
  border-color: var(--md-primary-fg-color--dark);
}

/*
 * Slate (dark) palette: Material sets --md-primary-fg-color to the lighter
 * #429CE3, so white text on it is only ~2.96:1 (fails WCAG AA 4.5:1). Use the
 * deeper brand blue #005A9E (white text = 7.10:1), matching extra.css's
 * documented slate contrast strategy.
 */
[data-md-color-scheme="slate"] .fsi-feedback__btn {
  color: #ffffff;
  background-color: #005A9E;
  border-color: #005A9E;
}
[data-md-color-scheme="slate"] .fsi-feedback__btn:hover {
  background-color: #00497f;
  border-color: #00497f;
}

/* Visible, AA-contrast focus indicator (keyboard users). */
.fsi-feedback__btn:focus-visible {
  outline: 3px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

/* Fallback for browsers without :focus-visible. */
.fsi-feedback__btn:focus {
  outline: 3px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

.fsi-feedback__status {
  margin: 0.7rem 0 0;
  min-height: 1.2em;
  font-size: 0.72rem;
  color: var(--md-default-fg-color);
}

.fsi-feedback__status:empty {
  margin-top: 0;
}

@media (prefers-reduced-motion: reduce) {
  .fsi-feedback__btn {
    transition: none;
  }
}