/* ACCESS Practice Lab — speaking and listening practice: the model student, the length meter and the Voice Lab
   (/voice). Built on ds.css tokens; see DESIGN-SYSTEM.md. No timers, no speed displays. */

/* ── model student ─────────────────────────────────────────────────────── */
.model-student {
  display: flex;
  gap: var(--s-3);
  align-items: flex-start;
  margin: 0 0 var(--s-4);
  padding: var(--s-3) var(--s-4);
  border: 1px solid var(--line);
  border-inline-start: 4px solid var(--speaking);
  border-radius: var(--radius);
  background: var(--speaking-soft);
  color: var(--ink);
}
.ms-avatar {
  display: grid;
  flex: none;
  place-items: center;
  inline-size: 2.75rem;
  block-size: 2.75rem;
  border-radius: 50%;
  background: var(--speaking);
  color: var(--on-brand);
  font: 700 1.25rem/1 var(--font-display);
}
.ms-body {
  min-inline-size: 0;
}
.ms-kicker {
  margin: 0;
  color: var(--speaking-ink);
  font-weight: 600;
}
.ms-line {
  margin: var(--s-1) 0 var(--s-2);
  font-size: 1.0625rem;
}
.ms-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}
.ms-turn {
  margin: var(--s-2) 0 0;
  color: var(--speaking-ink);
  font-weight: 600;
}
.ms-turn:empty {
  display: none;
}

/* ── length meter (length only, shown after a recording) ───────────────── */
.len-meter {
  margin: var(--s-3) 0;
  padding: var(--s-3) var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.len-meter figcaption {
  margin-block-end: var(--s-2);
  font-weight: 700;
}
.len-row {
  display: grid;
  grid-template-columns: minmax(4.5rem, 7rem) 1fr auto;
  gap: var(--s-2);
  align-items: center;
  margin-block: var(--s-1);
}
.len-name {
  overflow-wrap: anywhere;
}
.len-track {
  display: block;
  block-size: 0.875rem;
  border-radius: 999px;
  background: var(--surface-3);
  overflow: hidden;
}
.len-bar {
  display: block;
  block-size: 100%;
  border-radius: 999px;
}
.len-bar.is-model {
  background: var(--ink-3);
}
.len-bar.is-you {
  background: var(--speaking);
}
.len-val {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.len-advice {
  margin: var(--s-2) 0 var(--s-1);
  font-weight: 600;
}
.len-meter.is-short .len-advice {
  color: var(--hint);
}
@media (prefers-reduced-motion: no-preference) {
  .len-bar {
    transition: inline-size var(--dur-3) var(--ease-out);
  }
}
@media (forced-colors: active) {
  .len-bar {
    background: CanvasText;
  }
  .len-track {
    border: 1px solid CanvasText;
  }
}

/* ── Voice Lab pages ───────────────────────────────────────────────────── */
.voice-scene {
  margin: 0 0 var(--s-4);
}
.voice-scene img {
  display: block;
  inline-size: 100%;
  max-inline-size: 36rem;
  block-size: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.voice-steps {
  display: grid;
  gap: var(--s-4);
  margin: 0;
  padding: 0;
  list-style: none;
}
.voice-step h2 {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  align-items: center;
  margin-block-start: 0;
}
.voice-step.is-done {
  border-color: var(--right);
}
.voice-prompt {
  font-size: 1.125rem;
  font-weight: 600;
}
.voice-frame {
  font-style: italic;
}
.voice-modes {
  display: grid;
  gap: var(--s-2);
  margin: var(--s-3) 0;
  padding: var(--s-3);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.voice-modes label {
  display: flex;
  gap: var(--s-2);
  align-items: flex-start;
  min-block-size: 2.75rem;
}
.voice-done {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-4);
  align-items: center;
}
.voice-card .task-desc {
  color: var(--ink-2);
}

/* ── Sound Bridge ──────────────────────────────────────────────────────── */
.sb-bridge {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin: var(--s-3) 0 var(--s-1);
  padding: var(--s-3);
  border-radius: var(--radius);
  background: var(--listening-soft);
  overflow: hidden;
}
.sb-bank {
  flex: none;
  inline-size: 1.5rem;
  block-size: 2.5rem;
  border-radius: var(--radius-sm);
  background: var(--sage-500);
}
.sb-plank {
  flex: 1 1 0;
  min-inline-size: 0;
  block-size: 1rem;
  border: 2px dashed var(--listening);
  border-radius: var(--r-xs);
}
.sb-plank.is-laid {
  border-style: solid;
  border-color: var(--copper-900);
  background: var(--copper-500);
}
.sb-count {
  font-weight: 700;
}
.sb-stones {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: var(--s-3);
  margin-block-start: var(--s-3);
}
.sb-stone {
  display: grid;
  gap: var(--s-1);
  min-block-size: 5rem;
  padding: var(--s-3);
  border: 2px solid var(--listening);
  border-radius: var(--r-lg);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  text-align: center;
  cursor: pointer;
}
.sb-stone strong {
  font-size: 1.5rem;
}
.sb-stone:hover,
.sb-stone:focus-visible {
  background: var(--listening-soft);
}
.sb-stone:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
@media (forced-colors: active) {
  .sb-plank.is-laid {
    background: CanvasText;
  }
}

/* ── Keyboarding (accuracy only) ───────────────────────────────────────── */
.kb-target {
  margin: 0 0 var(--s-2);
  padding: var(--s-2) var(--s-3);
  border-radius: var(--radius-sm);
  background: var(--writing-soft);
  font-size: 1.125rem;
}
.kb-input {
  inline-size: 100%;
  font-size: 1.125rem;
}

/* ── Oral reading ──────────────────────────────────────────────────────── */
.rd-passage {
  font-size: 1.25rem;
  line-height: 1.9;
  max-inline-size: var(--measure, 40rem);
}
.rd-word {
  padding: 0 0.1em;
  border-radius: var(--r-xs);
}
.rd-word.is-read {
  background: var(--right-soft);
  box-shadow: inset 0 -2px 0 var(--right);
}
.rd-word.is-skipped {
  text-decoration: underline dotted var(--ink-3);
}
.rd-count {
  font-weight: 700;
}
@media (forced-colors: active) {
  .rd-word.is-read {
    background: Highlight;
    color: HighlightText;
  }
}