/* In-place "Fill in the blank" mode on /learn (see fill_inline.js). Loaded only when the toggle renders. */

#learn-page {
  --fill-ok-bg: #f0fdf4;
  --fill-ok-border: #86efac;
  --fill-ok-text: #166534;
  --fill-accent-bg: #fffbeb;
  --fill-accent-border: #fcd34d;
  --fill-accent-text: #92400e;
  --fill-bad-bg: #fef2f2;
  --fill-bad-border: #fca5a5;
  --fill-bad-text: #991b1b;
}

.fill-toggle-btn {
  border-color: #94a3b8;
  font-weight: 500;
}

.fill-toggle-btn[aria-pressed="true"] {
  background: var(--fill-ok-bg);
  border-color: var(--fill-ok-border);
  color: var(--fill-ok-text);
}

.fill-banner {
  margin: 0 0 8px;
  padding: 8px 12px;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  background: var(--button-secondary-bg);
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

/* Unanswered fill rows: audio dimmed and inert. Translations follow their own toggle, independent of fill mode. */
#learn-page.fill-mode .fill-row:not(.fill-answered) td:last-child {
  opacity: 0.35;
  pointer-events: none;
}

.fill-slot {
  display: inline-block;
  max-inline-size: 100%;
  vertical-align: baseline;
}

.fill-inline-input {
  box-sizing: border-box;
  inline-size: 8ch;
  min-inline-size: 6ch;
  max-inline-size: 100%;
  min-block-size: 36px;
  padding-inline: 8px;
  border: 2px solid var(--input-border);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text-main);
  font: inherit;
  font-size: 16px;
}

.fill-inline-input:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 1px;
}

.fill-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 8px;
  margin-block-start: 6px;
}

.fill-chip {
  display: inline-block;
  max-inline-size: 100%;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--button-secondary-bg);
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.4;
}

.fill-check-btn {
  min-block-size: 36px;
  padding-inline: 18px;
  border: 1px solid var(--color-navy);
  background: var(--color-navy);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
}

.btn-secondary.fill-check-btn:hover:not(:disabled) {
  background: var(--color-navy);
  filter: brightness(1.15);
}

.fill-check-btn:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
}

.fill-gate {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 0 0 8px;
  padding: 10px 12px;
  border: 1px solid var(--fill-accent-border);
  border-radius: 8px;
  background: var(--fill-accent-bg);
  color: var(--fill-accent-text);
  font-size: 0.9rem;
  line-height: 1.4;
}

.fill-gate[hidden] {
  display: none;
}

.fill-gate-text {
  flex: 1 1 200px;
  margin: 0;
}

.fill-gate-btn {
  min-block-size: 44px;
  padding-inline: 18px;
  font-size: 0.9rem;
  cursor: pointer;
}

.fill-show-link {
  padding: 6px 4px;
  border: 0;
  background: none;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.85rem;
  text-decoration: underline;
  cursor: pointer;
  touch-action: manipulation;
}

.fill-answer {
  padding-inline: 2px;
  border-radius: 4px;
  font-weight: 600;
}

.fill-answer--correct {
  background: var(--fill-ok-bg);
  color: var(--fill-ok-text);
}

.fill-answer--accent {
  background: var(--fill-accent-bg);
  color: var(--fill-accent-text);
}

.fill-answer--wrong {
  background: var(--fill-bad-bg);
  color: var(--fill-bad-text);
}

.fill-feedback {
  display: block;
  margin-block-start: 6px;
  padding: 6px 10px;
  border: 1px solid;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.fill-feedback--correct {
  background: var(--fill-ok-bg);
  border-color: var(--fill-ok-border);
  color: var(--fill-ok-text);
}

.fill-feedback--accent {
  background: var(--fill-accent-bg);
  border-color: var(--fill-accent-border);
  color: var(--fill-accent-text);
}

.fill-feedback--wrong {
  background: var(--fill-bad-bg);
  border-color: var(--fill-bad-border);
  color: var(--fill-bad-text);
}

.fill-feedback s {
  opacity: 0.8;
}

/* The heading row now holds two buttons; let it wrap on narrow screens instead of overflowing. */
.examples-heading-row {
  flex-wrap: wrap;
  row-gap: 8px;
}

.fill-sr-only {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.fill-feedback:focus-visible {
  outline: 2px solid var(--color-navy);
  outline-offset: 2px;
}