/* ui.css — Side panel, overlays, touch controls */

/* --- Side Panel --- */
#next-piece-container,
#score-panel,
#controls-info {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  padding: 12px;
}

#next-piece-container h3,
#controls-info h3 {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

#next-piece {
  display: block;
  margin: 0 auto;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 4px;
}

/* --- Stats --- */
.stat {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--panel-border);
}

.stat:last-child {
  border-bottom: none;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.stat-value {
  color: var(--accent);
  font-weight: bold;
  font-size: 0.95rem;
}

/* --- Controls Info --- */
#controls-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Audio Controls --- */
#audio-controls {
  display: flex;
  gap: 4px;
  width: 100%;
}

.audio-btn {
  padding: 2px 4px;
  cursor: pointer;
  font-size: 12px;
  background: #222;
  color: #fff;
  border: 1px solid #555;
  border-radius: 4px;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 2px;
}

/* --- Overlays --- */
#overlay {
  background: rgba(0, 0, 0, 0.7);
  transition: opacity 0.3s;
}

#overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

#overlay .screen h1 {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 16px;
  text-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
}

#overlay .screen p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-top: 8px;
}

#final-score {
  font-size: 1.2rem;
  color: var(--text-color);
  font-weight: bold;
}

/* --- Touch Buttons --- */
#touch-controls {
  display: none;
  position: fixed;
  bottom: 16px;
  left: 0;
  right: 0;
  justify-content: center;
  gap: 10px;
  padding: 0 16px;
  z-index: 50;
}

.touch-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--panel-border);
  background: var(--panel-bg);
  color: var(--text-color);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
  opacity: 0.85;
}

.touch-btn:active {
  background: var(--accent);
  border-color: var(--accent);
  opacity: 1;
}

@media (pointer: coarse) {
  #touch-controls {
    display: flex;
  }
  #controls-info {
    display: none;
  }
}

@media (max-width: 600px) {
  #overlay .screen h1 {
    font-size: 1.8rem;
  }
}