/* Chorus inherits Woodshed's Program Partner tokens, typography and shell.
   Its staff is the shared one (js/staff.js), in Noto Music. */

.chorus-page .chorus-tabs {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.chorus-page .chorus-tabs .tool-tabs {
  border-bottom: 0;
}
.chorus-page .chorus-progress-link {
  font-weight: 500;
  padding: 0.6rem 0;
}
.chorus-page .eyebrow {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.chorus-page .mode-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.chorus-page .mode-caption,
.chorus-page .quiet,
.chorus-page .hint {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}
.chorus-page .practice-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 16rem;
  gap: 1.25rem;
  align-items: start;
}
.chorus-page .main-column,
.chorus-page .side-column {
  min-width: 0;
}
.chorus-page .exercise-card {
  padding: 0;
  overflow: hidden;
}
.chorus-page .exercise-top,
.chorus-page .exercise-bottom {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--muted);
}
.chorus-page .exercise-top {
  border-bottom: 1px solid var(--border);
}
.chorus-page .exercise-bottom {
  border-top: 1px solid var(--border);
}
.chorus-page .tag {
  font-size: 0.75rem;
}
.chorus-page .count {
  font-size: 0.6875rem;
  color: var(--muted-foreground);
}
.chorus-page .exercise-body {
  padding: 1.5rem;
}
.chorus-page .question-title {
  font-size: 1.25rem;
}
.chorus-page .staff {
  width: 100%;
  height: auto;
  display: block;
  max-height: 15rem;
  color: var(--foreground);
}
/* Chorus's staff lines are lighter than the notes, as they always were. */
.chorus-page .chorus-staff .staff-lines line {
  opacity: 0.55;
}
.chorus-page .audio-row {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin: 0.25rem 0 1.25rem;
}
.chorus-page .text-button {
  padding: 0.4rem 0;
  font-size: 0.8125rem;
  text-align: left;
}
.chorus-page .answers {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 1rem 0;
}
.chorus-page .answer {
  background: var(--card);
  color: var(--foreground);
  padding: 1rem 0.25rem;
  min-height: 3rem;
  text-align: center;
}
.chorus-page .answer small {
  display: block;
  color: var(--muted-foreground);
  font-size: 0.6875rem;
  margin-top: 0.25rem;
}
.chorus-page .answer.selected {
  background: var(--neutral);
  color: var(--neutral-foreground);
}
.chorus-page .answer.selected small {
  color: inherit;
}
.chorus-page .answer.correct {
  background: color-mix(in oklch, var(--success) 14%, var(--card));
  border-color: var(--success);
  color: var(--foreground);
}
.chorus-page .answer.incorrect {
  background: color-mix(in oklch, var(--destructive) 14%, var(--card));
  border-color: var(--destructive);
  color: var(--foreground);
}
.chorus-page .answer-help {
  font-size: 0.75rem;
  text-align: center;
  color: var(--muted-foreground);
}
.chorus-page .settings {
  padding: 1.25rem;
}
.chorus-page .settings-title {
  font-size: 1rem;
  margin: 0;
}
.chorus-page .settings-foot {
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--muted-foreground);
  line-height: 1.8;
}
/* The summary of this exercise beside the solfège card (phase 9): each setting's name and value on one line. */
.chorus-page .chorus-summary-rows {
  margin-bottom: 0;
  display: grid;
  gap: 0.5rem;
}
.chorus-page .chorus-summary-rows > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.875rem;
}
.chorus-page .chorus-summary-rows dt {
  color: var(--muted-foreground);
}
.chorus-page .chorus-summary-rows dd {
  margin: 0;
  text-align: right;
  font-weight: 500;
}
.chorus-page .tip-card {
  margin-top: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  background: var(--muted);
}
.chorus-page .tip-card p {
  font-size: 0.8125rem;
  margin: 0;
}
.chorus-page .session-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius-lg);
  margin-top: 1.25rem;
  padding: 1rem 0;
}
.chorus-page .session-strip > div {
  padding: 0 1rem;
  border-right: 1px solid var(--border);
}
.chorus-page .session-strip > div:last-child {
  border: 0;
}
.chorus-page .stat-label {
  display: block;
  font-size: 0.625rem;
  color: var(--muted-foreground);
  margin-bottom: 0.5rem;
}
.chorus-page .stat-value {
  font-family: var(--font-serif);
  font-size: 1.125rem;
}
.chorus-page .stat-value small {
  font: 0.6875rem var(--font-sans);
  color: var(--muted-foreground);
  margin-left: 0.25rem;
}
.chorus-page .feedback {
  display: block;
  margin: 1rem 0 0;
  padding: 1rem;
  background: var(--muted);
  color: var(--foreground);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
}
.chorus-page .feedback.needs-work {
  border-left: 3px solid var(--destructive);
}
.chorus-page .phrase-slots {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin: 1rem 0;
}
.chorus-page .phrase-slot {
  width: 3.5rem;
  min-height: 2.75rem;
  padding: 0.5rem;
}
.chorus-page .phrase-slot.current {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}
.chorus-page .phrase-slot.filled {
  background: var(--accent);
  color: var(--accent-foreground);
}
.chorus-page .summary {
  text-align: center;
}
.chorus-page .score-circle {
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: grid;
  place-items: center;
  height: 7rem;
  width: 7rem;
  font: 2.25rem var(--font-serif);
  margin: 1rem auto;
}
.chorus-page .summary-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1rem;
}
.chorus-page .breakdown {
  text-align: left;
  margin: 1rem 0;
  max-height: 16rem;
  overflow: auto;
}
.chorus-page .breakdown > div {
  padding: 0.75rem 0;
  border-top: 1px solid var(--border);
}
.chorus-page .breakdown small {
  color: var(--muted-foreground);
}
.chorus-page .lyric-tabs {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.chorus-page .lyric-tabs button {
  padding: 0.75rem 0.5rem;
  font-size: 0.8125rem;
}
.chorus-page .lyric-tabs button.active {
  background: var(--accent);
  color: var(--accent-foreground);
  border-color: var(--primary);
}
.chorus-page .lyrics-sheet {
  font-size: 1.125rem;
  line-height: 2.6;
  padding: 1rem 0;
  min-height: 14rem;
  overflow-wrap: anywhere;
}
.chorus-page .lyric-line {
  min-height: 2.5rem;
  margin-bottom: 0.25rem;
}
.chorus-page .lyric-input {
  font: inherit;
  font-size: 0.875rem;
  min-width: 3.5rem;
  max-width: 100%;
  text-align: center;
  padding: 0.5rem 0.25rem;
  background: var(--muted);
  border: 1px solid var(--input-border);
  margin: 0 0.15rem 0.4rem;
}
.chorus-page .lyric-input.correct {
  border-color: var(--success);
}
.chorus-page .lyric-input.incorrect {
  border-color: var(--destructive);
  background: color-mix(in oklch, var(--destructive) 10%, var(--card));
}
.chorus-page .recall-area {
  min-height: 15rem;
  width: 100%;
  line-height: 1.8;
}
.chorus-page .word-review {
  font-size: 0.875rem;
  line-height: 2;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: var(--muted);
  margin-top: 1rem;
}
.chorus-page .word-review mark {
  padding: 0.2rem;
  background: var(--accent);
  color: var(--accent-foreground);
  border-bottom: 2px solid var(--primary);
}
.chorus-page .word-review del {
  color: var(--destructive);
}
.chorus-page .editor {
  border-top: 1px solid var(--border);
  margin-top: 1rem;
  padding-top: 1rem;
}
.chorus-page .editor summary {
  cursor: pointer;
  font-weight: 500;
  margin-bottom: 0.75rem;
}
.chorus-page .editor small {
  display: block;
  color: var(--muted-foreground);
  font-size: 0.75rem;
  margin-bottom: 0.75rem;
}
.chorus-page .editor textarea {
  min-height: 12rem;
  resize: vertical;
}
.chorus-page .chorus-storage-note {
  margin-top: 1.5rem;
}

@media (max-width: 740px) {
  .chorus-page .practice-layout {
    grid-template-columns: 1fr;
  }
  .chorus-page .exercise-body {
    padding: 1rem;
  }
  .chorus-page .exercise-top,
  .chorus-page .exercise-bottom {
    padding: 1rem;
  }
  .chorus-page .mode-row {
    align-items: flex-start;
  }
  .chorus-page .mode-row .seg {
    flex-wrap: nowrap;
  }
  .chorus-page .mode-caption {
    max-width: 8rem;
    font-size: 0.75rem;
    text-align: right;
  }
  .chorus-page .answers {
    gap: 0.3rem;
  }
  .chorus-page .answer {
    font-size: 0.8125rem;
    padding: 0.8rem 0;
  }
  .chorus-page .lyric-tabs {
    gap: 0.25rem;
  }
  .chorus-page .lyric-tabs button {
    font-size: 0.75rem;
    padding: 0.75rem 0.25rem;
  }
  .chorus-page .session-strip > div {
    padding: 0 0.6rem;
  }
}

@media (max-width: 400px) {
  /* The tabs and My progress share one row; the caption goes under the mode buttons. */
  .chorus-page .chorus-tabs .tool-tab {
    padding: 0.6rem 0.55rem;
  }
  .chorus-page .mode-row {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .chorus-page .mode-caption {
    max-width: none;
    text-align: left;
  }
}

/* ------------------------------------------------------------ Phase 39: choir texts (translation and pronunciation) */
/* js/choir-texts-page.js and the Study sheet. DM Sans has almost none of the
   IPA symbols, so IPA goes in a system font that has them, never a mix of
   DM Sans and fallback letters inside a word. Fonts with full IPA come first:
   Segoe UI (Windows), Noto Sans (Chromebooks), Lucida Grande (Mac), DejaVu
   Sans (Linux); then Roboto (Android) and Arial (iPhone and iPad). */
.ipa,
.chorus-page .ipa-input {
  font-family: 'Segoe UI', 'Noto Sans', 'Lucida Grande', 'DejaVu Sans', Roboto, Arial, sans-serif;
  font-weight: 400;
  letter-spacing: 0;
}
.chorus-page .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.chorus-page .text-tabs {
  margin-top: -0.5rem;
}
.chorus-page .text-tabs button {
  height: auto;
  min-height: 2.25rem;
  white-space: normal;
  line-height: 1.2;
}
/* Study: each line's pronunciation and translation under it. */
.chorus-page .lyric-notes {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin: -0.4rem 0 0.9rem;
  font-size: 0.875rem;
  line-height: 1.5;
}
.chorus-page .lyric-pron .ipa {
  font-size: 0.9375rem;
}
.chorus-page .lyric-translation {
  color: var(--muted-foreground);
}
/* Questions: the word or line asked about, then the choices. */
.chorus-page .sound-word {
  margin: 0.75rem 0 0.25rem;
  font: 2rem/1.25 var(--font-serif);
  text-align: center;
  overflow-wrap: anywhere;
}
.chorus-page .sound-word mark {
  padding: 0 0.04em;
  border-radius: 0.2rem;
  background: var(--accent);
  color: var(--accent-foreground);
  box-shadow: inset 0 -2px 0 var(--primary);
}
.chorus-page .text-line {
  margin: 0.75rem 0 0;
  font-size: 1.125rem;
  font-weight: 500;
  overflow-wrap: anywhere;
}
.chorus-page .text-choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 1rem 0;
}
.chorus-page .text-choice {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.6rem;
  height: auto;
  min-height: 3rem;
  padding: 0.7rem 0.85rem;
  border-color: var(--input-border);
  background: var(--card);
  color: var(--foreground);
  font-weight: 400;
  line-height: 1.4;
  text-align: left;
  white-space: normal;
}
.chorus-page .text-choice .choice-key {
  min-width: 0.75rem;
  padding-top: 0.15rem;
  color: var(--muted-foreground);
  font-size: 0.6875rem;
}
.chorus-page .choice-body {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
  overflow-wrap: anywhere;
}
.chorus-page .choice-body .ipa {
  font-size: 1.0625rem;
}
.chorus-page .choice-say {
  color: var(--muted-foreground);
  font-size: 0.8125rem;
}
.chorus-page .text-choice.selected {
  border-color: transparent;
  background: var(--neutral);
  color: var(--neutral-foreground);
}
.chorus-page .text-choice.selected .choice-key,
.chorus-page .text-choice.selected .choice-say {
  color: inherit;
}
.chorus-page .text-choice.correct {
  border-color: var(--success);
  background: color-mix(in oklch, var(--success) 14%, var(--card));
  color: var(--foreground);
}
.chorus-page .text-choice.incorrect {
  border-color: var(--destructive);
  background: color-mix(in oklch, var(--destructive) 14%, var(--card));
  color: var(--foreground);
}
.chorus-page .text-choice.correct .choice-say,
.chorus-page .text-choice.incorrect .choice-say,
.chorus-page .text-choice.correct .choice-key,
.chorus-page .text-choice.incorrect .choice-key {
  color: var(--foreground);
}
/* Once checked, the choices stay readable; the ones not picked step back. */
.chorus-page .text-choice:disabled {
  opacity: 1;
  cursor: default;
}
.chorus-page .text-choice:disabled:not(.selected, .correct, .incorrect) {
  opacity: 0.65;
}
/* Write meanings */
.chorus-page .meaning-lines {
  display: grid;
  gap: 1.1rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}
.chorus-page .meaning-line .text-line {
  margin: 0 0 0.4rem;
}
.chorus-page .meaning-input.correct {
  border-color: var(--success);
}
.chorus-page .meaning-input.incorrect {
  border-color: var(--destructive);
}
.chorus-page .meaning-answer {
  margin: 0.45rem 0 0;
  font-size: 0.8125rem;
}
.chorus-page .meaning-line .word-review {
  margin-top: 0.5rem;
  padding: 0.6rem 0.75rem;
}
.chorus-page .optional-word {
  color: var(--muted-foreground);
}
.chorus-page .reveal-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.75rem;
  margin-top: 1rem;
}
.chorus-page .text-empty .row {
  margin-bottom: 1rem;
}
/* Every rule, beside Pronunciation practice. */
.chorus-page .rule-guide {
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
}
.chorus-page .rule-guide summary {
  cursor: pointer;
  font-weight: 500;
}
.chorus-page .rule-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}
.chorus-page .rule-list li {
  display: grid;
  grid-template-columns: minmax(0, 13rem) minmax(0, 1fr);
  gap: 0.15rem 1rem;
  padding: 0.6rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.8125rem;
}
.chorus-page .rule-title {
  font-weight: 600;
}
.chorus-page .rule-examples,
.chorus-page .rule-note {
  grid-column: 2;
  color: var(--muted-foreground);
}
.chorus-page .rule-notes {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted-foreground);
  font-size: 0.8125rem;
}
.chorus-page .rule-notes li + li {
  margin-top: 0.35rem;
}
/* The editor's optional boxes and the sample texts. */
.chorus-page .editor textarea[name='translation'],
.chorus-page .editor textarea[name='pronunciation'],
.chorus-page .editor textarea[name='glossary'] {
  min-height: 7rem;
}
.chorus-page .sample-loader {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.chorus-page .sample-loader .text-button {
  margin-top: 0.6rem;
}

@media (max-width: 560px) {
  .chorus-page .text-choices {
    grid-template-columns: 1fr;
  }
  .chorus-page .rule-list li {
    grid-template-columns: 1fr;
  }
  .chorus-page .rule-examples,
  .chorus-page .rule-note {
    grid-column: auto;
  }
  .chorus-page .sound-word {
    font-size: 1.75rem;
  }
}
.chorus-page .text-card .count {
  white-space: nowrap;
}
.chorus-page textarea.meaning-input {
  min-height: 0;
  resize: vertical;
  line-height: 1.5;
}

/* UX plan 97.17: the rows of lyric modes are named; a phrase's slots are marked after a practice check; seven
   syllables take two rows on a phone. */
.chorus-page .lyric-group-label {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted-foreground);
}
.chorus-page .phrase-slot {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1rem;
}
.chorus-page .phrase-slot.correct {
  background: color-mix(in oklch, var(--success) 14%, var(--card));
  border-color: var(--success);
  color: var(--foreground);
}
.chorus-page .phrase-slot.incorrect {
  background: color-mix(in oklch, var(--destructive) 14%, var(--card));
  border-color: var(--destructive);
  color: var(--foreground);
}
.chorus-page .slot-mark {
  margin-left: 0.2rem;
  font-weight: 700;
}
.chorus-page .phrase-slot.correct .slot-mark {
  color: var(--success);
}
.chorus-page .phrase-slot.incorrect .slot-mark {
  color: var(--destructive);
}
.chorus-page .slot-expected {
  font-size: 0.6875rem;
  color: var(--muted-foreground);
}
@media (max-width: 480px) {
  .chorus-page .answers {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.chorus-page .answer-mark {
  margin-left: 0.2rem;
  font-weight: 700;
}
.chorus-page .answer.correct .answer-mark {
  color: var(--success);
}
.chorus-page .answer.incorrect .answer-mark {
  color: var(--destructive);
}