/* css/canvas.css */
/* ===== CANVAS CONTROLS & HEADER ===== */
#canvas-panel .panel-header {
  overflow: visible !important;
}

.canvas-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.canvas-controls::-webkit-scrollbar {
  display: none;
}

#canvas-panel .canvas-controls {
  overflow: visible !important;
}

/* ===== CANVAS BOARD & WRAPPER ===== */
#canvas-wrapper {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

#memo-canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

/* ===== CANVAS TOOLS & SUBMENU ===== */
.hud-color-picker {
  border: 1px solid var(--hud-panel-border);
  background: transparent;
  width: 28px;
  height: 28px;
  padding: 0;
  cursor: pointer;
  border-radius: 4px;
}

.hud-select {
  background: rgba(3, 10, 25, 0.9);
  border: 1px solid var(--hud-panel-border);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 3px 6px;
  border-radius: 4px;
  outline: none;
  cursor: pointer;
}

.hud-select:focus {
  border-color: var(--hud-cyan);
}

.hud-tool-group {
  position: relative;
  display: inline-block;
}

.hud-submenu {
  display: none;
  flex-direction: column;
  gap: 6px;
  position: absolute;
  top: 35px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(3, 10, 25, 0.98);
  border: 1px solid var(--hud-panel-border);
  box-shadow: var(--hud-cyan-glow), 0 4px 15px rgba(0, 0, 0, 0.8);
  border-radius: 4px;
  padding: 6px;
  z-index: 1000;
}

.hud-submenu.show {
  display: flex;
}

.hud-submenu .submenu-item {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}