/* ======================================
   Toolbar
   ====================================== */
#toolbar {
  min-height: var(--toolbar-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  display: flex;
  align-items: center;
  padding: 0 var(--space-3);
  gap: var(--space-1);
  z-index: 40;
  flex-shrink: 0;
  flex-wrap: wrap; /* allow wrapping on small screens instead of scrolling */
}

#toolbar::-webkit-scrollbar { height: 0; }

/* Tool Groups */
.tool-group {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 var(--space-1);
}

.tool-group + .tool-group {
  border-left: 1px solid var(--border-primary);
  padding-left: var(--space-2);
  margin-left: var(--space-1);
}

/* Tool Buttons */
.tool-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
  border: 1px solid transparent;
}

.tool-btn svg {
  width: 17px;
  height: 17px;
  pointer-events: none;
}

.tool-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.tool-btn:active {
  background: var(--bg-active);
}

.tool-btn.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--border-active);
}

.tool-btn.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 2px;
  background: var(--accent);
  border-radius: var(--radius-full);
}

.tool-btn:disabled {
  opacity: 0.3;
  pointer-events: none;
}

/* Tool button with dropdown */
.tool-btn-dropdown {
  position: relative;
}

.tool-btn-dropdown > .tool-btn::after {
  content: '';
  position: absolute;
  bottom: 4px;
  right: 3px;
  width: 0;
  height: 0;
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
  border-top: 3px solid currentColor;
  opacity: 0.5;
}

/* Dropdown Panels */
.toolbar-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2);
  min-width: 160px;
  z-index: 100;
  animation: dropdownIn 0.15s ease-out;
}

@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.toolbar-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--font-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: background var(--transition-fast);
  white-space: nowrap;
}

.toolbar-dropdown-item:hover {
  background: var(--bg-hover);
}

.toolbar-dropdown-item svg {
  width: 15px;
  height: 15px;
  color: var(--text-secondary);
}

.toolbar-dropdown-item.active {
  color: var(--accent);
}

.toolbar-dropdown-item.active svg {
  color: var(--accent);
}

/* Shape selector grid */
.shape-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  padding: var(--space-1);
}

.shape-grid .tool-btn {
  width: 40px;
  height: 40px;
}

/* Color picker row in toolbar */
.toolbar-color-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toolbar-color-swatch {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-xs);
  border: 2px solid var(--border-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.toolbar-color-swatch:hover {
  border-color: var(--text-muted);
  transform: scale(1.1);
}

.toolbar-color-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

/* Zoom controls in toolbar */
.zoom-controls {
  display: flex;
  align-items: center;
  gap: 2px;
}

.zoom-value {
  font-size: var(--font-xs);
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 40px;
  text-align: center;
  padding: 0 var(--space-1);
  user-select: none;
}

/* Page navigation in toolbar */
.page-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.page-nav-input {
  width: 36px;
  text-align: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xs);
  padding: 3px 4px;
  font-size: var(--font-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.page-nav-input:focus {
  border-color: var(--accent);
  outline: none;
}

.page-nav-total {
  font-size: var(--font-sm);
  color: var(--text-muted);
  padding: 0 var(--space-1);
}

/* Toolbar section labels */
.toolbar-label {
  font-size: var(--font-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0 var(--space-1);
  white-space: nowrap;
  user-select: none;
}

/* Search bar in toolbar */
#search-panel {
  position: absolute;
  top: calc(var(--header-height) + var(--toolbar-height) + 8px);
  right: var(--space-4);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  z-index: 200;
  min-width: 320px;
  animation: dropdownIn 0.2s ease-out;
}

#search-input {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-sm);
  color: var(--text-primary);
}

#search-input:focus {
  border-color: var(--accent);
  outline: none;
}

.search-info {
  font-size: var(--font-xs);
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 40px;
  text-align: center;
}

.search-nav-btns {
  display: flex;
  gap: 2px;
}