/* ═══ Stroop ════════════════════════════════════════════════════════════════ */
.screen--stroop {
  width: 100%;
  max-width: 680px;
  min-height: 100dvh;
  grid-template-columns: minmax(0, 1fr);
  align-content: center;
  justify-items: center;
  gap: clamp(10px, 2vh, 18px);
  margin: 0 auto;
  text-align: center;
}
.stroop-progress { width: 100%; max-width: 600px; margin: 0 auto; }
.stroop-stimulus {
  width: 100%;
  min-height: clamp(130px, 24vh, 210px);
  display: grid;
  place-items: center;
}
.stroop-word {
  font-size: clamp(2.8rem, 7vw, 4.2rem); font-weight: 800; letter-spacing: 0.03em;
  width: 100%; min-height: 5rem; display: grid; place-items: center;
  max-width: 100%; min-width: 0; line-height: 1; text-align: center;
  overflow-wrap: anywhere;
}
.stroop-fixation { font-size: 3rem; font-weight: 400; color: var(--ink); }
.stroop-legend {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px;
  width: 100%; max-width: 560px; min-width: 0; margin: 10px auto 0;
}
.stroop-legend--golden {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 540px;
}
.stroop-key {
  display: grid; grid-template-columns: auto 1fr;
  grid-template-areas: "key swatch" "name name";
  align-items: center; gap: 5px 8px; min-width: 0; padding: 9px 10px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-sm); text-align: center;
}
.stroop-key__label {
  grid-area: key; min-width: 1.8rem; padding: 2px 5px; font: inherit; font-weight: 800;
  background: #f0f2f3; border: 1px solid #aeb8be; border-radius: 4px; box-shadow: 0 1px 0 #89969d;
}
.stroop-key .stroop-swatch { grid-area: swatch; }
.stroop-key > span:last-child {
  grid-area: name; min-width: 0; max-width: 100%; font-size: 0.74rem;
  color: var(--ink-soft); overflow-wrap: anywhere;
}
.stroop-swatch { width: 100%; min-width: 32px; height: 24px; border-radius: 5px; display: block; }
.stroop-swatch--big { width: 140px; min-width: 140px; height: 140px; border-radius: 14px; margin: 5px auto; }
/* Solo durante un trial (practiceStimulus/runKeyboardBlock en stroop.js le
   agregan esta clase antes de cablear el click) el legend deja de ser
   puramente de referencia y responde al tap — mismo resultado que la tecla
   D/F/J correspondiente. En instrucciones/intro el legend queda igual que
   siempre, sin esta clase, sin cursor de mano ni feedback de toque. */
.stroop-key--interactive { cursor: pointer; user-select: none; }
.stroop-key--interactive:hover { border-color: var(--accent); background: var(--accent-soft); }
.stroop-key--interactive:active { transform: scale(.96); }
.stroop-feedback--ok { color: var(--accent); }
.screen--stroop .keys-hint,
.screen--stroop .feedback-inline { width: 100%; margin: 0; text-align: center; }
.feedback-inline { min-height: 1.4em; color: var(--danger); font-size: 0.9rem; }
.feedback-inline.test-feedback--correct { color: var(--ok); }
.card--stroop { width: 100%; max-width: 100%; min-width: 0; margin: 0 auto; overflow: hidden; }
.card--stroop .stroop-legend { margin-bottom: 18px; }
.card--stroop .btn--block { display: block; margin: 18px auto 0; }
.screen--stroop-golden {
  width: 100%;
  height: calc(100vh - 48px);
  margin: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) 5px;
  gap: 6px;
  overflow: hidden;
}
.stroop-golden__topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--ink-soft);
  font-size: 0.82rem;
}
.stroop-golden__sheet {
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #fff;
}
.stroop-golden__image {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}
.stroop-golden__image--rotated { transform: rotate(180deg); }
.stroop-golden__progress {
  height: 5px;
  overflow: hidden;
  border-radius: 99px;
  background: var(--line);
}
.stroop-golden__progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform-origin: left;
  animation: stroop-golden-timer 45s linear forwards;
}
.stroop-score-entry {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 8px;
}
.stroop-score-entry label {
  display: grid;
  gap: 6px;
  color: var(--ink-soft);
  font-size: 0.86rem;
}
.stroop-score-entry input {
  width: 100%;
  min-height: 44px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: inherit;
}
.stroop-score-entry p {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  color: var(--ink);
}
@keyframes stroop-golden-timer {
  to { transform: scaleX(0); }
}

@media (max-width: 600px) {
  .screen--stroop {
    min-height: 100dvh;
    gap: 10px;
  }
  .stroop-legend--golden { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; }
  .stroop-legend:not(.stroop-legend--golden) {
    grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px;
  }
  .stroop-legend--golden .stroop-key {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "key" "swatch" "name";
    justify-items: center;
    gap: 6px;
    padding: 8px 6px;
  }
  .stroop-legend--golden .stroop-swatch { width: 100%; min-width: 0; }
  .stroop-stimulus { min-height: clamp(110px, 21vh, 155px); }
  .stroop-word {
    min-height: 4rem; padding-inline: 2px;
    font-size: clamp(2rem, 11vw, 3.25rem); letter-spacing: .01em;
  }
  .stroop-golden__topbar { font-size: 0.72rem; }
  .stroop-score-entry { grid-template-columns: 1fr; }
  .stroop-score-entry p { grid-column: auto; }
}