/* CVC page — extends styles.css with week-grid + teacher panel + big word overlay */

.words-card { padding: 16px; }

.word-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.word-tile {
  background: linear-gradient(180deg, #FFFCF0 0%, #FFF3C4 100%);
  border: 2px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 16px 8px;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--ink);
  text-align: center;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.15s ease;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.word-tile:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.word-tile:active { transform: translateY(0); }
.word-tile.family-word {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-deep) 100%);
  color: #FFFFFF;
  border-color: var(--primary-deep);
}

/* Big word overlay (tap a tile to see it large) */
.big-word-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}
.big-word-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.big-word {
  font-size: 18vw;
  font-weight: 900;
  color: #FFFFFF;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  letter-spacing: 2px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.big-word-hint {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  margin-top: 20px;
}

/* Teacher panel */
.teacher-panel {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}
.teacher-panel.visible { display: flex; }
.teacher-card {
  background: #FFFFFF;
  border-radius: var(--radius);
  padding: 24px;
  width: min(420px, 90vw);
  box-shadow: var(--shadow-lg);
}
.teacher-card h2 {
  margin: 0 0 4px;
  color: var(--primary-deep);
}
.teacher-hint {
  margin: 0 0 18px;
  color: var(--ink-soft);
  font-size: 0.9rem;
}
.field {
  display: block;
  margin-bottom: 18px;
}
.field > span {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
}
.field select, .field input[type="range"] {
  width: 100%;
  font-size: 1rem;
  padding: 8px 12px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  font-family: inherit;
}
.teacher-actions {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}
#maxPagesField.disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* PIN dialog */
.pin-dialog {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 300;
}
.pin-dialog.visible { display: flex; }
.pin-card {
  background: #FFFFFF;
  border-radius: var(--radius);
  padding: 24px;
  width: min(320px, 90vw);
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.pin-card h3 {
  margin: 0 0 16px;
  color: var(--ink);
}
.pin-card input {
  font-size: 1.5rem;
  text-align: center;
  letter-spacing: 8px;
  width: 100%;
  padding: 12px;
  border: 2px solid rgba(0, 0, 0, 0.15);
  border-radius: var(--radius-sm);
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
}
.pin-error {
  color: var(--warn);
  font-size: 0.85rem;
  margin: 8px 0 0;
  min-height: 1em;
}
.pin-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

/* Unlocked/locked state */
.player-card.locked {
  opacity: 0.4;
  pointer-events: none;
}
.words-card.locked {
  opacity: 0.4;
  pointer-events: none;
}
.locked-msg {
  text-align: center;
  padding: 40px 20px;
  color: var(--ink-soft);
  font-size: 1rem;
}
.locked-msg .lock-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 12px;
}

@media (max-width: 480px) {
  .word-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .word-tile { font-size: 1.4rem; padding: 14px 6px; }
  .big-word { font-size: 24vw; }
}