.learning-lab-dashboard {
  margin: 14px 0;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--panel), var(--primary) 3%);
}
.learning-lab-dashboard h3 { margin: 0 0 9px; font-size: .98rem; }
.learning-lab-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.learning-lab-stat { min-width: 0; padding: 8px; border: 1px solid var(--line); border-radius: 7px; background: var(--panel); }
.learning-lab-stat strong, .learning-lab-stat span { display: block; overflow-wrap: anywhere; }
.learning-lab-stat strong { color: var(--primary); font-size: 1.05rem; }
.learning-lab-stat span { color: var(--muted); font-size: .72rem; }
.learning-lab-menu { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.learning-lab-card { min-width: 0; padding: 15px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.learning-lab-card h3 { margin: 0 0 6px; font-size: 1rem; }
.learning-lab-card p { margin: 0 0 10px; color: var(--muted); font-size: .88rem; }
.learning-lab-kicker { color: var(--primary); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.learning-lab-tile-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.learning-lab-tile { width: auto; max-width: 100%; padding: 9px 13px; font-family: var(--greek); font-size: 1.15rem; overflow-wrap: anywhere; }
.learning-lab-tile.selected { opacity: .42; }
.learning-lab-build { min-height: 52px; padding: 12px; border: 2px dashed var(--line); border-radius: 9px; font-family: var(--greek); font-size: 1.25rem; overflow-wrap: anywhere; }
.learning-lab-map-row { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 10px; align-items: center; margin: 10px 0; }
.learning-lab-map-token { min-width: 0; padding: 10px; border-radius: 8px; background: var(--panel-2); font-family: var(--greek); font-size: 1.12rem; overflow-wrap: anywhere; }
.learning-lab-labels, .learning-lab-confidence { display: flex; flex-wrap: wrap; gap: 7px; }
.learning-lab-labels button, .learning-lab-confidence button { width: auto; min-width: 0; padding: 7px 10px; }
.learning-lab-labels button.selected, .learning-lab-confidence button.selected { border-color: var(--primary); background: color-mix(in srgb, var(--panel), var(--primary) 10%); }
.learning-lab-hint { margin-top: 10px; padding: 10px; border-left: 3px solid var(--accent); border-radius: 0 7px 7px 0; background: var(--panel-2); overflow-wrap: anywhere; }
.learning-lab-audio { font-family: var(--greek); font-size: 1.05rem; }
.learning-lab-feedback { margin-top: 14px; padding: 12px; border-radius: 8px; }
.learning-lab-feedback.good { border: 1px solid var(--good); background: color-mix(in srgb, var(--panel), var(--good) 8%); }
.learning-lab-feedback.bad { border: 1px solid var(--bad); background: color-mix(in srgb, var(--panel), var(--bad) 7%); }
.learning-lab-back { margin-bottom: 14px; }
.learning-lab-system-map { margin: 16px 0; padding: 14px; border: 1px solid color-mix(in srgb, var(--line), var(--primary) 26%); border-radius: 12px; background: color-mix(in srgb, var(--panel), var(--primary) 4%); }
.learning-lab-system-map > strong { display: block; margin-bottom: 10px; color: var(--primary); }
.learning-lab-system-map > div { display: flex; align-items: stretch; gap: 7px; }
.learning-lab-system-map > div span { flex: 1; min-width: 0; padding: 9px 7px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); text-align: center; font-size: .78rem; font-weight: 700; overflow-wrap: anywhere; }
.learning-lab-system-map > div i { align-self: center; color: var(--primary); font-style: normal; font-weight: 900; }
.learning-lab-system-map p { margin: 9px 0 0; color: var(--muted); font-size: .82rem; }
.learning-lab-mastery-map { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); }
.learning-lab-mastery-map > strong { display: block; margin-bottom: 8px; color: var(--primary); font-size: .82rem; }
.learning-lab-domain { display: grid; grid-template-columns: minmax(76px, .8fr) minmax(70px, 1fr) 58px; gap: 7px; align-items: center; margin: 6px 0; font-size: .7rem; }
.learning-lab-domain > span, .learning-lab-domain > b { overflow-wrap: anywhere; }
.learning-lab-domain > b { color: var(--muted); text-align: right; font-size: .66rem; }
.learning-lab-domain-track { height: 7px; border-radius: 999px; background: var(--line); overflow: hidden; }
.learning-lab-domain-track i { display: block; height: 100%; border-radius: inherit; background: var(--primary); transition: width .25s ease; }
/* Keep the trainer introduction readable when large-text mode makes the
   dynamically extended toolbar wider than the original two-column header. */
.app > header { grid-template-columns: minmax(0, 1fr); }
.app > header > div:first-child { min-width: 0; }
.app > header .subtitle { max-width: none; }
.app > header .toolbar { min-width: 0; justify-content: flex-start; }
@media (max-width: 760px) {
  .learning-lab-menu, .learning-lab-stats, .learning-lab-map-row { grid-template-columns: 1fr; }
  .learning-lab-card, .learning-lab-stat, .learning-lab-map-token { max-width: 100%; }
  .learning-lab-system-map > div { display: grid; grid-template-columns: 1fr; }
  .learning-lab-system-map > div i { transform: rotate(90deg); justify-self: center; }
}