:root {
  --accent: #f59e0b;
  --accent-text: #000;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.game-wrapper { padding: 1.5rem 1rem 2rem; }

/* Main layout */
.tetris-layout {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.side-panel {
  width: 110px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.panel-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.stat-value {
  font-family: 'Courier New', monospace;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
}

.stat-value.accent { color: var(--accent); }

#boardCanvas {
  border-radius: 10px;
  border: 1px solid var(--border);
  display: block;
}

/* Controls hint */
.hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.7;
}

/* Mobile controls */
.mobile-controls {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin-top: 0.5rem;
}

.ctrl-row { display: flex; gap: 6px; }

.ctrl-btn {
  width: 58px;
  height: 52px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.1s, transform 0.1s;
  -webkit-tap-highlight-color: transparent;
  color: var(--text);
  user-select: none;
}

.ctrl-btn.wide { width: 122px; }
.ctrl-btn:active { background: var(--surface2); transform: scale(0.92); }

@media (pointer: coarse) {
  .mobile-controls { display: flex; }
  .hint { display: none; }
}

/* Overlay tweaks */
.overlay { backdrop-filter: blur(5px); }

.overlay-box {
  min-width: 260px;
}

.overlay-icon  { font-size: 3.5rem; }
.overlay-sub   { font-size: 0.95rem; }

.overlay-score {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: 'Courier New', monospace;
  color: var(--accent);
}