/* ===== whiteboard-controls.css ===== */
/* Compact size slider, canvas controls dropdown, graph tool, */
/* selection tool, graph settings, radio labels, tools dropdown */

/* ===== COMPACT SIZE SLIDER ===== */
.whiteboard-size-control-compact {
    display: flex;
    align-items: center;
    gap: 8px;
}

.whiteboard-size-slider-compact {
    -webkit-appearance: none;
    appearance: none;
    width: 80px;
    height: 4px;
    border-radius: 2px;
    background: var(--color-border);
    outline: none;
    cursor: pointer;
    transition: background 0.2s ease;
}

.whiteboard-size-slider-compact::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.whiteboard-size-slider-compact::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.whiteboard-size-slider-compact:hover::-webkit-slider-thumb {
    transform: scale(1.1);
}

.whiteboard-size-slider-compact:hover::-moz-range-thumb {
    transform: scale(1.1);
}

.whiteboard-size-value-compact {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    min-width: 22px;
    text-align: center;
}

/* ===== CANVAS CONTROLS DROPDOWN ===== */
.canvas-controls-wrapper {
    position: relative;
}

.canvas-controls-menu {
    position: absolute;
    top: calc(100% + 12px);  /* Changed from bottom to top - drops DOWN */
    left: 50%;
    transform: translateX(-50%) translateY(-10px) scale(0.95);  /* Starts above, animates down */
    min-width: 240px;
    background-color: var(--color-bg-primary);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12),
                0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-border);
    padding: 8px;
    z-index: 1000;
    opacity: 0;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.canvas-controls-menu:not(.hidden) {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);  /* Animates to natural position */
    pointer-events: all;
}

[data-theme="dark"] .canvas-controls-menu {
    background-color: var(--color-bg-secondary);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4),
                0 2px 8px rgba(0, 0, 0, 0.3);
}

.canvas-controls-items {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.canvas-control-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: transparent;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.15s ease;
    width: 100%;
    text-align: left;
}

.canvas-control-item:hover:not(:disabled) {
    background-color: var(--color-bg-tertiary);
}

.canvas-control-item:active:not(:disabled) {
    transform: scale(0.98);
}

.canvas-control-item:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.control-item-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
    color: white;
}

.canvas-control-item:disabled .control-item-icon {
    background: var(--color-border);
}

.control-item-content {
    flex: 1;
    min-width: 0px;
    
}

.control-item-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 2px;
   
}

.control-item-hint {
    font-size: 12px;
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
}

.canvas-control-divider {
    height: 1px;
    background: var(--color-border);
    margin: 6px 0;
}

.canvas-control-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--color-bg-tertiary);
    border-radius: 10px;
    margin-top: 4px;
}

.status-label {
    font-size: 13px;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.status-value {
    font-size: 14px;
    color: var(--color-text-primary);
    font-weight: 600;
    font-family: var(--font-mono);
}

/* Active state for dropdown button */
#canvasControlsBtn.active {
    background-color: var(--color-bg-tertiary);
}
/* ===== GRAPH TOOL STYLES ===== */
/* Container, header, title, close, body, hidden, plot-btn all handled
   by shared panel rules in whiteboard-panels.css */

.graph-input-field {
    display: flex;
    align-items: center;
    gap: 8px;
}

.graph-input-field label {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text-primary);
    min-width: 30px;
}

.graph-input-field input[type="text"] {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 14px;
    background: var(--input-bg);
    color: var(--color-text-primary);
    font-family: var(--font-mono);
}

.graph-input-field input[type="text"]:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.graph-input-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 8px 0;
}

.graph-option {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--color-text-secondary);
}

.graph-option input[type="number"] {
    padding: 4px 8px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 13px;
    background: var(--input-bg);
    color: var(--color-text-primary);
}

.graph-option input[type="number"]:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.graph-option input[type="number"]::placeholder {
    color: var(--color-text-tertiary);
    opacity: 0.6;
    font-style: italic;
}

.graph-option input[type="checkbox"] {
    margin: 0;
    accent-color: var(--color-accent);
}

/* ===== SELECTION TOOL STYLES ===== */
.whiteboard-canvas.selecting {
    cursor: default;
}

.whiteboard-canvas.selecting:hover {
    cursor: pointer;
}

.whiteboard-canvas.moving {
    cursor: move;
}

/* Selection feedback is drawn on canvas, but we style the cursor states */

/* ===== GRAPH SETTINGS STYLES ===== */
.graph-range-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 0.5rem;
}

.range-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.range-input-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.range-input-group input[type="number"] {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
    background: var(--input-bg);
    color: var(--text-primary);
}

.range-input-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.color-and-size-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 0.75rem;
}

.color-and-size-row .input-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.color-and-size-row .input-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.color-and-size-row input[type="color"] {
    height: 40px;
    padding: 0.25rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    background: var(--input-bg);
}

.color-and-size-row input[type="number"] {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
    background: var(--input-bg);
    color: var(--text-primary);
}

.graph-info-box {
    display: flex;
    gap: 0.75rem;
    padding: 1rem;
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    margin-top: 1.5rem;
}

.graph-info-box svg {
    flex-shrink: 0;
    color: var(--primary-color);
}

.graph-info-box strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.graph-info-box p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.slider-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
}

.slider-group input[type="range"] {
    flex: 1;
}

.slider-value {
    min-width: 80px;
    text-align: right;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.checkbox-group {
    margin-top: 0.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    transition: background-color 0.2s;
}

.checkbox-label:hover {
    background: var(--bg-tertiary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-label span {
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* ===== GRAPH INPUT PANEL IMPROVEMENTS ===== */
.graph-functions-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.graph-input-field {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.graph-input-field label {
    min-width: 35px;
    font-weight: 500;
    color: var(--text-primary);
}

.graph-input-field input[type="text"] {
    flex: 1;
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
}

.function-color-indicator {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    border: 2px solid var(--border-color);
    flex-shrink: 0;
}

.graph-input-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.graph-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.graph-option label {
    min-width: 75px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.graph-option input[type="number"] {
    width: 70px;
    padding: 0.4rem 0.5rem;
    font-size: 0.875rem;
}

.graph-option span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.graph-option input[type="checkbox"] {
    margin-right: 0.25rem;
}

/* ===== RADIO LABEL STYLES ===== */
.radio-label {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.radio-label:hover {
    background: var(--bg-tertiary);
}

.radio-label input[type="radio"] {
    margin: 0;
    cursor: pointer;
}

.radio-label span {
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* ===== TOOLS DROPDOWN STYLES ===== */
.tools-dropdown-wrapper {
    position: relative;
}

.tools-dropdown-menu {
    position: absolute;
    top: calc(100% + 25px);
    left: 0px;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12),
                0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-border);
    min-width: 260px;
    z-index: 1000;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.tools-dropdown-menu.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px) scale(0.95);
}

.tools-dropdown-items {
    padding: 8px;
}

.tool-dropdown-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    color: var(--text-primary);
}

.tool-dropdown-item:hover {
    background: var(--color-bg-tertiary);
}

.tool-dropdown-item:active {
    transform: scale(0.98);
}

/* Active state for tools dropdown button */
#toolsDropdownBtn.active {
    background-color: var(--color-bg-tertiary);
}

/* ===== FLOATING OBJECT TOOLBARS ===== */
/* Shared styles for object-properties-toolbar and multiselect-toolbar */

.object-properties-toolbar,
.object-toolbar-floating {
    position: absolute;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 6px 8px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.10),
                0 1px 4px rgba(0, 0, 0, 0.06);
    font-family: var(--font-body);
    font-size: 13px;
    user-select: none;
    pointer-events: auto;
}

[data-theme="dark"] .object-properties-toolbar,
[data-theme="dark"] .object-toolbar-floating {
    background: var(--color-bg-secondary);
    border-color: var(--color-border);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35),
                0 1px 4px rgba(0, 0, 0, 0.25);
}

.object-properties-toolbar.hidden {
    display: none;
}

/* Property groups (stroke, bg, border sections) */
.object-property-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.object-property-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 500;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.object-property-divider {
    width: 1px;
    height: 20px;
    background: var(--color-border);
    margin: 0 4px;
    flex-shrink: 0;
}

/* Color inputs in toolbars */
.object-color-input {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border: 1.5px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    padding: 1px;
    background: none;
}

.object-color-input::-webkit-color-swatch-wrapper {
    padding: 0;
}

.object-color-input::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
}

/* Sliders in toolbars */
.object-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 60px;
    height: 3px;
    border-radius: 2px;
    background: var(--color-border);
    outline: none;
    cursor: pointer;
}

.object-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.object-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.object-value {
    font-size: 11px;
    font-weight: 500;
    color: var(--color-text-tertiary);
    min-width: 18px;
    text-align: center;
    font-family: var(--font-mono);
}

.object-checkbox {
    margin: 0;
    accent-color: var(--color-accent);
    cursor: pointer;
}

/* Action buttons in toolbars (icon-only) */
.object-toolbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.object-toolbar-btn:active {
    transform: scale(0.93);
}

/* Selection count label in multiselect toolbar */
.multiselect-count {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-accent);
    padding: 0 2px;
}

/* Delete button in toolbars */
.object-delete-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.object-delete-btn:hover {
    background: #fef2f2;
    color: #dc2626;
}

[data-theme="dark"] .object-delete-btn:hover {
    background: rgba(220, 38, 38, 0.15);
    color: #f87171;
}

/* ===== MULTISELECT TOOLBAR ===== */
.object-toolbar-floating .toolbar-count {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-text-secondary);
    white-space: nowrap;
    padding: 0 4px;
}

.object-toolbar-floating .toolbar-action-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-size: 12px;
    font-weight: 500;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.object-toolbar-floating .toolbar-action-btn:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-text-tertiary);
}

.object-toolbar-floating .toolbar-action-btn:active {
    transform: scale(0.97);
}

.object-toolbar-floating .toolbar-action-btn.primary {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

.object-toolbar-floating .toolbar-action-btn.primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.object-toolbar-floating .toolbar-action-btn.danger {
    color: var(--color-text-tertiary);
}

.object-toolbar-floating .toolbar-action-btn.danger:hover {
    background: #fef2f2;
    color: #dc2626;
    border-color: #fecaca;
}

[data-theme="dark"] .object-toolbar-floating .toolbar-action-btn.danger:hover {
    background: rgba(220, 38, 38, 0.15);
    color: #f87171;
    border-color: rgba(220, 38, 38, 0.3);
}

.object-toolbar-floating .toolbar-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.object-toolbar-floating .toolbar-icon-btn:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.object-toolbar-floating .toolbar-icon-btn:active {
    transform: scale(0.93);
}

/* Dragging state — make toolbar non-interactive during drags */
.object-properties-toolbar.dragging-active,
.object-toolbar-floating.dragging-active {
    pointer-events: none;
    opacity: 0.5;
}
/* ===== Text Edit Overlay ===== */
.text-edit-overlay {
    position: fixed;
    z-index: 10000;
    padding: 2px 4px;
    background: transparent;
    border: 1.5px solid var(--color-accent, #3b82f6);
    border-radius: 3px;
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow: visible;
    cursor: text;
}

.text-edit-overlay:empty::before {
    content: attr(data-placeholder);
    color: var(--color-text-tertiary, #999);
    pointer-events: none;
}

.text-edit-overlay.hidden {
    display: none;
}