/* ==========================================================================
   custom-word.css
   Korean Vocabulary PWA — Add Custom Word Screen
   Arcade CRT aesthetic. All colors via CSS custom properties only.
   Hard edges (max --border-radius-sm). 48px+ touch targets.
   Live preview card updates in real time as user types.
   Fully responsive for mobile (iOS/Android) + desktop.
   ========================================================================== */

.custom-word-screen {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  background-color: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* Container for consistent max-width + centering on larger screens */
.custom-word-container {
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  flex: 1;
}

/* Header with back button + title (matches other screens) */
.custom-word-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.custom-word-header .screen-title {
  flex: 1;
  text-align: center;
  margin: 0;
}

/* Context badge — shows where the word will be added */
.context-badge {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  padding: var(--space-sm) var(--space-md);
  border: 2px solid var(--color-accent);
  border-radius: var(--border-radius-sm);
  background-color: var(--color-surface);
  box-shadow: 0 0 8px var(--color-accent);
  margin-bottom: var(--space-md);
}

/* Form inputs */
.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.input-group .section-label {
  color: var(--color-secondary);
  margin-bottom: 4px;
}

.arcade-input {
  font-family: var(--font-korean);
  font-size: var(--font-size-xl);
  font-weight: 900;
  background-color: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-sm);
  color: var(--color-text);
  padding: var(--space-md);
  min-height: 64px;           /* ≥48px touch target */
  width: 100%;
  box-sizing: border-box;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.arcade-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 12px var(--color-accent);
  outline: none;
}

.arcade-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

/* English input uses display font for consistency with UI */
#english-input {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--font-size-lg);
}

/* ========== LIVE PREVIEW CARD ========== */
.preview-section {
  margin: var(--space-md) 0;
}

.preview-label {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  margin-bottom: var(--space-sm);
}

.preview-card {
  background-color: var(--color-surface);
  border: 2px solid var(--color-secondary);
  border-radius: var(--border-radius-sm);
  padding: var(--space-md) var(--space-lg);
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 0 10px var(--color-secondary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  user-select: none;
}

/* When user has typed something, give it a stronger accent */
.preview-card.has-content {
  border-color: var(--color-accent);
  box-shadow: 0 0 14px var(--color-accent);
}

.preview-hangul {
  font-family: var(--font-korean);
  font-weight: 900;
  font-size: 42px;
  color: var(--color-text);
  line-height: 1.05;
  text-align: center;
  min-height: 48px;
  display: flex;
  align-items: center;
}

.preview-english {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  text-align: center;
  min-height: 24px;
}

.preview-placeholder {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  opacity: 0.5;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Action bar at bottom */
.action-bar {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: auto;
  padding-top: var(--space-lg);
}

.btn-large {
  min-height: 64px;
  font-size: var(--font-size-lg);
  letter-spacing: 0.06em;
}

/* Toast for success feedback (reuses existing due-now-toast visual language) */
.custom-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  background: var(--color-surface);
  border: 2px solid var(--color-correct);
  border-radius: var(--border-radius-sm);
  padding: var(--space-md) var(--space-lg);
  box-shadow: 0 0 16px var(--color-correct);
  min-width: 280px;
  max-width: 90vw;
  text-align: center;
  animation: toast-pop 200ms ease-out;
}

.custom-toast .toast-text {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  color: var(--color-correct);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

@keyframes toast-pop {
  from {
    transform: translateX(-50%) translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }
}

/* Responsive tweaks */
@media (min-width: 520px) {
  .custom-word-container {
    padding-top: var(--space-xl);
  }

  .preview-hangul {
    font-size: 48px;
  }
}