/* ===========================================
   SPATIAL UI - Floating letters, names, choices
   =========================================== */

.spatial-item {
  position: fixed;
  font-family: 'Crimson Text', Georgia, serif;
  color: var(--text-muted);
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.5s, transform 0.3s, color 0.3s, text-shadow 0.3s;
  pointer-events: none;
  cursor: default;
  text-shadow: 0 0 calc(var(--glow, 0) * 15px) rgba(255, 255, 255, calc(var(--glow, 0) * 0.5));
}

.spatial-item.visible {
  opacity: 0.75;
}

.spatial-item.hovering {
  opacity: 1;
  color: var(--text-primary);
  transform: translate(-50%, -50%) scale(1.05);
}

.spatial-item.selected {
  opacity: 1;
  color: var(--accent-warm);
  background: linear-gradient(135deg, rgba(var(--accent-warm-rgb), 0.15) 0%, rgba(var(--accent-warm-rgb), 0.05) 100%);
  border: 1px solid rgba(var(--accent-warm-rgb), 0.5);
  border-radius: 16px;
  padding: 12px 24px;
  cursor: pointer;
  transform: translate(-50%, -50%) scale(1);
  animation: spatialPulse 0.3s ease-out, selectedThrob 3s ease-in-out 1s infinite;
  box-shadow: 
    0 0 20px rgba(var(--accent-warm-rgb), 0.2),
    inset 0 0 15px rgba(var(--accent-warm-rgb), 0.1);
}

.spatial-item.selected:hover {
  background: linear-gradient(135deg, rgba(var(--accent-warm-rgb), 0.25) 0%, rgba(var(--accent-warm-rgb), 0.1) 100%);
  border-color: var(--accent-warm);
  box-shadow: 
    0 0 30px rgba(var(--accent-warm-rgb), 0.3),
    inset 0 0 20px rgba(var(--accent-warm-rgb), 0.15);
  transform: translate(-50%, -50%) scale(1.05);
}

.spatial-item.fading {
  opacity: 0;
  transition: opacity 0.5s;
}

@keyframes spatialPulse {
  0% { transform: translate(-50%, -50%) scale(1.2); }
  100% { transform: translate(-50%, -50%) scale(1); }
}

@keyframes selectedThrob {
  0%, 100% { 
    transform: translate(-50%, -50%) scale(1);
    box-shadow: 
      0 0 20px rgba(var(--accent-warm-rgb), 0.2),
      inset 0 0 15px rgba(var(--accent-warm-rgb), 0.1);
  }
  50% { 
    transform: translate(-50%, -50%) scale(1.04);
    box-shadow: 
      0 0 30px rgba(var(--accent-warm-rgb), 0.35),
      inset 0 0 20px rgba(var(--accent-warm-rgb), 0.15);
  }
}

/* Sizes */
.spatial-small { font-size: 1rem; }
.spatial-normal { font-size: 1.15rem; }
.spatial-large { font-size: 1.4rem; }

/* Types */
.spatial-letter {
  font-family: 'Crimson Text', Georgia, serif;
  font-size: 1.1rem;
  font-style: italic;
  color: rgba(255, 255, 255, 0.7);
}

.spatial-letter.vowel {
  color: rgba(180, 130, 255, 0.8);
}

.spatial-letter.selected {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--text-primary);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.03) 100%);
  box-shadow: 
    0 0 15px rgba(255, 255, 255, 0.1),
    inset 0 0 10px rgba(255, 255, 255, 0.05);
}

.spatial-letter.vowel.selected {
  border-color: rgba(180, 130, 255, 0.5);
  color: #c9a0ff;
  background: linear-gradient(135deg, rgba(180, 130, 255, 0.15) 0%, rgba(180, 130, 255, 0.05) 100%);
  box-shadow: 
    0 0 15px rgba(180, 130, 255, 0.2),
    inset 0 0 10px rgba(180, 130, 255, 0.1);
}

.spatial-letter.selected:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow: 
    0 0 25px rgba(255, 255, 255, 0.15),
    inset 0 0 15px rgba(255, 255, 255, 0.08);
}

.spatial-letter.vowel.selected:hover {
  background: linear-gradient(135deg, rgba(180, 130, 255, 0.2) 0%, rgba(180, 130, 255, 0.08) 100%);
  border-color: rgba(180, 130, 255, 0.7);
  box-shadow: 
    0 0 25px rgba(180, 130, 255, 0.25),
    inset 0 0 15px rgba(180, 130, 255, 0.12);
}

.spatial-name {
  font-style: italic;
  color: rgba(var(--accent-warm-rgb), 0.85);
}

.spatial-name.selected {
  color: var(--accent-warm);
}

.spatial-choice {
  max-width: 200px;
  text-align: center;
  line-height: 1.4;
}

/* Name display */
#name-display {
  position: fixed;
  top: 40%;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Crimson Text', Georgia, serif;
  font-size: 2.4rem;
  font-style: italic;
  color: var(--accent-warm);
  opacity: 0;
  transition: all 0.3s;
  pointer-events: none;
  text-shadow: 
    0 0 20px rgba(var(--accent-warm-rgb), 0.5),
    0 0 40px rgba(var(--accent-warm-rgb), 0.3);
  letter-spacing: 0.1em;
}

#name-display.visible {
  opacity: 1;
}

#name-display.placeholder {
  font-size: 2rem;
  color: var(--text-muted);
  opacity: 0.5;
  text-shadow: none;
  letter-spacing: 0.1em;
}

.name-cursor {
  animation: cursorBlink 1s ease-in-out infinite;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

#name-display.confirm-ready {
  font-size: 2.6rem;
  border: 1px solid rgba(var(--accent-warm-rgb), 0.5);
  border-radius: 16px;
  padding: 14px 28px;
  cursor: pointer;
  pointer-events: all;
  background: linear-gradient(135deg, rgba(var(--accent-warm-rgb), 0.15) 0%, rgba(var(--accent-warm-rgb), 0.05) 100%);
  box-shadow: 
    0 0 30px rgba(var(--accent-warm-rgb), 0.3),
    inset 0 0 15px rgba(var(--accent-warm-rgb), 0.1);
  animation: confirmPulse 2s ease-in-out infinite;
}

#name-display.confirm-ready:hover {
  background: linear-gradient(135deg, rgba(var(--accent-warm-rgb), 0.25) 0%, rgba(var(--accent-warm-rgb), 0.1) 100%);
  border-color: var(--accent-warm);
  box-shadow: 
    0 0 40px rgba(var(--accent-warm-rgb), 0.4),
    inset 0 0 20px rgba(var(--accent-warm-rgb), 0.15);
  transform: translateX(-50%) scale(1.05);
  animation: none;
}

@keyframes confirmPulse {
  0%, 100% {
    box-shadow: 
      0 0 30px rgba(var(--accent-warm-rgb), 0.3),
      inset 0 0 15px rgba(var(--accent-warm-rgb), 0.1);
  }
  50% {
    box-shadow: 
      0 0 45px rgba(var(--accent-warm-rgb), 0.5),
      inset 0 0 20px rgba(var(--accent-warm-rgb), 0.2);
  }
}

/* Attention pulse - subtle */
.spatial-item.attention-pulse {
  animation: attentionPulse 0.4s ease-in-out 2;
}

@keyframes attentionPulse {
  0%, 100% { 
    filter: brightness(1);
  }
  50% { 
    filter: brightness(1.3);
  }
}