/* ========================================
   ClearPCB Schematic Theme System
   ======================================== */
:root {
    /* === UI Colors === */
    --bg-primary: #1a1a2e;
    --bg-secondary: #1e2a4a;
    --bg-tertiary: #0f3460;
    --text-primary: #eeeeee;
    --text-secondary: #888888;
    --text-muted: #666666;
    --border-color: #0f3460;
    --accent-color: #ac5a95;
    --accent-hover: #ff6b6b;
    --lock-icon: #4aa3ff;
    --ribbon-group-label: #888888;
    --ribbon-divider: rgba(170, 170, 170, 0.3);
    
    /* === Schematic Canvas === */
    --sch-background: #1a1a2e;
    --sch-grid: rgba(255, 255, 255, 0.15);
    --sch-grid-major: rgba(255, 255, 255, 0.22);
    --sch-selection: #3399ff;
    --sch-selection-fill: rgba(51, 153, 255, 0.2);
    
    /* === Wires & Connections === */
    --sch-wire: #00cc66;
    --sch-bus: #0088cc;
    --sch-bus-entry: #0088cc;
    --sch-junction: #00cc66;
    --sch-no-connect: #cc0000;
    
    /* === Labels === */
    --sch-net-label: #00cccc;
    --sch-net-flag: #ffcc00;
    --sch-text: #cccccc;
    
    /* === Symbols === */
    --sch-symbol-outline: #ffffff;
    --sch-symbol-fill: #ffffcc;
    --sch-symbol-name: #00cccc;
    --sch-symbol-value: #00cccc;
    
    /* === Pins === */
    --sch-pin: #ffffff;
    --sch-pin-name: #00cccc;
    --sch-pin-number: #ffffff;
    
    /* === Drawing === */
    --sch-draw: #aa0000;
    --sch-fill: #ffffcc;
    --sch-arrow: #aa0000;
    
    /* === Sheets === */
    --sch-sheet: #aa00aa;
    --sch-sheet-fill: rgba(170, 0, 170, 0.1);
    
    /* === Axes & Paper === */
    --sch-axis: rgba(255, 255, 255, 0.4);
    --sch-paper-outline: rgba(255, 255, 255, 0.25);
    --sch-paper-label: rgba(255, 255, 255, 0.3);
    
    /* === Sheets === */
    --sch-sheet: #aa00aa;
    --sch-sheet-fill: rgba(170, 0, 170, 0.1);
}

[data-theme="light"] {
    /* === UI Colors === */
    --bg-primary: #f5f5f5;
    --bg-secondary: #e8e8e8;
    --bg-tertiary: #d0d0d0;
    --text-primary: #222222;
    --text-secondary: #555555;
    --text-muted: #888888;
    --border-color: #cccccc;
    --accent-color: #d63050;
    --accent-hover: #e94560;
    --lock-icon: #2f80ff;
    --ribbon-group-label: #444444;
    --ribbon-divider: rgba(68, 68, 68, 0.4);
    
    /* === Schematic Canvas === */
    --sch-background: #ffffff;
    --sch-grid: rgba(0, 0, 0, 0.15);
    --sch-grid-major: rgba(0, 0, 0, 0.22);
    --sch-selection: #0066cc;
    --sch-selection-fill: rgba(0, 102, 204, 0.2);
    
    /* === Wires & Connections === */
    --sch-wire: #008800;
    --sch-bus: #0000aa;
    --sch-bus-entry: #0000aa;
    --sch-junction: #008800;
    --sch-no-connect: #cc0000;
    
    /* === Labels === */
    --sch-net-label: #008080;
    --sch-net-flag: #996600;
    --sch-text: #000000;
    
    /* === Symbols === */
    --sch-symbol-outline: #000000;
    --sch-symbol-fill: #ffffcc;
    --sch-symbol-name: #008080;
    --sch-symbol-value: #008080;
    
    /* === Pins === */
    --sch-pin: #000000;
    --sch-pin-name: #008080;
    --sch-pin-number: #000000;
    
    /* === Drawing === */
    --sch-draw: #aa0000;
    --sch-fill: #ffffcc;
    --sch-arrow: #aa0000;
    
    /* === Sheets === */
    --sch-sheet: #aa00aa;
    --sch-sheet-fill: rgba(170, 0, 170, 0.1);
    
    /* === Axes & Paper === */
    --sch-axis: rgba(0, 0, 0, 0.3);
    --sch-paper-outline: rgba(0, 0, 0, 0.18);
    --sch-paper-label: rgba(0, 0, 0, 0.22);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.ribbon {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.ribbon-tabs {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0 8px;
    font-size: 12px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.ribbon-tab {
    cursor: pointer;
    padding: 6px 12px;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-color 0.15s;
    user-select: none;
}

.ribbon-tab:hover {
    color: var(--text-primary);
}

.ribbon-tab.active {
    color: var(--text-primary);
    border-bottom-color: var(--accent-color);
    background: none;
}

.ribbon-spacer {
    flex: 1;
}

.ribbon-title {
    color: var(--accent-color);
    font-size: 12px;
    padding-right: 4px;
}

.ribbon-panels {
    background: var(--bg-secondary);
    padding: 4px 8px 0;
    border-top: none;
    height: 56px;
    overflow-x: visible;
    overflow-y: hidden;
}

.ribbon-panel {
    display: none;
    gap: 2px;
    align-items: stretch;
    height: 100%;
    overflow: visible;
}

.ribbon-panel.active {
    display: flex;
}

.ribbon-group {
    background: none;
    border: none;
    border-right: 1px solid var(--ribbon-divider, rgba(128,128,128,0.3));
    border-radius: 0;
    padding: 4px 10px 0;
    margin-bottom: 4px;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.ribbon-group:last-child {
    border-right: 1px solid var(--ribbon-divider, rgba(128,128,128,0.3));
}

.ribbon-group-title {
    font-size: 9px;
    color: var(--ribbon-group-label, var(--text-muted));
    text-transform: uppercase;
    text-align: center;
    margin-top: auto;
    padding: 1px 0 1px;
    letter-spacing: 0.5px;
    order: 1;
    line-height: 1;
}

.ribbon-group-items {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    align-items: center;
    align-content: flex-start;
}

.ribbon-group-items button {
    background: none;
    border: 1px solid transparent;
    color: var(--text-primary);
    padding: 3px 7px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 11px;
    transition: background 0.12s, border-color 0.12s;
    outline: none;
}

.ribbon-group-items button:hover:not(:disabled) {
    background: var(--bg-tertiary);
    border-color: var(--border-color);
}

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

.ribbon-group-items button:disabled {
    opacity: 0.4;
    cursor: default;
}

.ribbon-save-toast {
    position: fixed;
    z-index: 3000;
    background: var(--accent-color);
    color: #ffffff;
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 4px;
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, 0) translateY(-8px);
    transition: opacity 160ms ease, transform 160ms ease;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}

.ribbon-save-toast.show {
    opacity: 1;
    transform: translate(-50%, 0) translateY(0);
}

.component-code-tooltip {
    position: fixed;
    z-index: 4000;
    display: none;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
    padding: 8px;
    max-width: 420px;
    width: 420px;
    pointer-events: auto;
}

.component-code-tooltip-title {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    padding-right: 18px;
}

.component-code-tooltip-close {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 12px;
    line-height: 16px;
    cursor: pointer;
    padding: 0;
}

.component-code-tooltip-close:hover {
    background: var(--accent-color);
    color: #ffffff;
}

.component-code-tooltip-text {
    width: 100%;
    height: 140px;
    resize: vertical;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 11px;
    line-height: 1.4;
    padding: 6px;
}


.ribbon-group-items .ribbon-danger {
    background: none;
    color: #e05050;
    border: 1px solid transparent;
}

.ribbon-group-items .ribbon-danger:hover:not(:disabled) {
    background: rgba(176, 0, 32, 0.15);
    border-color: #b00020;
    color: #ff6060;
}

.ribbon-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
}

.ribbon-group-items select {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 11px;
    cursor: pointer;
}

.toolbar {
    background: var(--bg-secondary);
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--border-color);
}

.toolbar h1 {
    font-size: 16px;
    font-weight: 500;
    color: var(--accent-color);
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-left: 16px;
    border-left: 1px solid var(--border-color);
}

.toolbar label {
    font-size: 12px;
    color: var(--text-secondary);
}

.toolbar select, .toolbar input {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.toolbar button {
    background: var(--bg-tertiary);
    border: none;
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.2s, opacity 0.2s;
}

.toolbar button:hover:not(:disabled) {
    background: var(--accent-color);
}

.toolbar button:disabled {
    cursor: default;
}

.toolbar button.theme-toggle {
    font-size: 14px;
    padding: 4px 8px;
}

.dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 160px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    padding: 6px;
    z-index: 1000;
    display: none;
}

.dropdown-menu.open {
    display: block;
}

.dropdown-item {
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 8px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
}

.dropdown-item:hover {
    background: var(--accent-color);
}

#undoBtn, #redoBtn {
    font-size: 16px;
    padding: 4px 10px;
}

.main-container {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.canvas-container {
    flex: 1;
    position: relative;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
}

.canvas-container svg,
.canvas-container text {
    user-select: none;
    -webkit-user-select: none;
}

/* Properties panel – prop-row layout inside ribbon-group-items */
[data-panel="properties"] .ribbon-group-items {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 8px;
}

[data-panel="properties"] .ribbon-group {
    min-width: 0;
}

/* Paste-preview ghost: override selection highlight colours via CSS
   so we don't need per-element querySelectorAll fixup */
.paste-preview [stroke="#e94560"] { stroke: currentColor; }
.paste-preview [fill="#e94560"]   { fill: currentColor; }

/* Viewport culling — hide off-screen elements so the SVG renderer skips them */
.culled { display: none !important; }

.ribbon-help .ribbon-group-items {
    flex-direction: row;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 4px 14px;
}

.ribbon-help {
    border-right: none;
}

.ribbon-help .help-row {
    white-space: nowrap;
    font-size: 11px;
    color: var(--text-secondary);
}

.ribbon-help kbd {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 10px;
    color: var(--text-primary);
    margin-right: 6px;
}

.ribbon-help .help-version {
    font-size: 10px;
    color: var(--text-muted);
}

.ribbon-shape-body {
    display: flex;
    gap: 8px;
    align-items: stretch;
}

.ribbon-shape-tools {
    flex: 1 1 auto;
    align-content: flex-start;
}

.ribbon-shape-options {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 130px;
    padding-left: 8px;
    border-left: 1px solid var(--border-color);
}

.ribbon-shape-options:empty {
    display: none;
}

.ribbon-shape-options label {
    font-size: 11px;
    color: var(--text-secondary);
}

.ribbon-shape-options input[type="number"] {
    width: 80px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 11px;
}

.prop-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
}

.prop-row label {
    color: var(--text-secondary);
}

.prop-row input[type="number"],
.prop-row input[type="text"] {
    width: 90px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.prop-actions {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.prop-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    cursor: pointer;
}

.prop-icon-btn:hover:not(:disabled) {
    background: var(--accent-color);
    color: #ffffff;
}

.prop-icon-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.prop-icon-btn.ribbon-danger:hover:not(:disabled) {
    background: #d9534f;
    color: #ffffff;
}

.prop-icon-btn svg {
    display: block;
}

/* Drawing crosshair - shown only while drawing */
.drawing-crosshair {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
    display: none;
}

.drawing-crosshair.active {
    display: block;
}

#crosshairToolIcon {
    fill: none;
    stroke: var(--accent-color);
    stroke-width: 1.4;
    stroke-linecap: round;
    stroke-linejoin: round;
    user-select: none;
    -webkit-user-select: none;
    display: none;
}

.status-bar {
    background: var(--bg-secondary);
    padding: 4px 16px;
    font-size: 11px;
    color: var(--text-secondary);
    display: flex;
    gap: 24px;
    border-top: 1px solid var(--border-color);
}

.status-item {
    display: flex;
    align-items: center;
    gap: 3px;
    min-width: 180px;
}

.status-item .label {
    color: var(--text-muted);
    flex-shrink: 0;
}

.status-item .value {
    color: var(--accent-color);
    font-family: 'Monaco', 'Consolas', monospace;
    min-width: 120px;
}

/* Floating Toolbox */
.toolbox {
    position: absolute;
    right: 268px;
    top: auto;
    left: auto;
    width: 58px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    z-index: 1000;
    user-select: none;
    display: none;
}

.toolbox-header {
    padding: 6px 8px;
    font-size: 10px;
    color: var(--text-secondary);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    cursor: grab;
    display: flex;
    align-items: center;
    gap: 4px;
    justify-content: center;
}

.toolbox-header:active {
    cursor: grabbing;
}

.toolbox-header .grip {
    color: var(--text-muted);
    font-size: 12px;
    letter-spacing: -2px;
}

.toolbox-tools {
    display: flex;
    flex-direction: column;
    padding: 4px;
    gap: 2px;
}

.tool-btn {
    width: 46px;
    height: 36px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    outline: none;
}

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

.tool-btn:focus {
    outline: none;
}

.tool-btn:focus-visible {
    outline: none;
}

.tool-btn.active {
    background: #4a7ba7;
    color: #fff;
    box-shadow: 0 0 0 2px #4a7ba7, inset 0 1px 0 rgba(255,255,255,0.2);
}

.tool-icon {
    line-height: 1;
}

.toolbox-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 8px;
}

.toolbox-options {
    padding: 4px 8px 8px;
    font-size: 11px;
    color: var(--text-secondary);
}

.toolbox-options:empty {
    display: none;
}

.toolbox-options label {
    display: block;
    margin-bottom: 4px;
}

.toolbox-options input[type="number"],
.toolbox-options input[type="color"],
.toolbox-options select {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 10px;
}

.toolbox-options input[type="checkbox"] {
    margin-right: 4px;
}

.help-panel {
    position: absolute;
    bottom: 40px;
    right: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 11px;
    line-height: 1.8;
    z-index: 10;
    user-select: none;
}

.help-panel h3 {
    color: var(--accent-color);
    margin-bottom: 8px;
    font-size: 12px;
    cursor: grab;
}

.help-panel kbd {
    background: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 3px;
    border: 1px solid var(--border-color);
    font-family: inherit;
}

/* Component Picker Panel */
.component-picker {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 400px;
    max-height: calc(100% - 56px);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width 0.2s, opacity 0.2s;
    overflow: hidden;
}

.component-picker.collapsed {
    width: 0;
    border: none;
    padding: 0;
    min-width: 0;
}

.component-picker.collapsed .cp-header {
    display: none;
}

.component-picker.collapsed .cp-body {
    display: none;
}

.cp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.cp-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-color);
}

.component-picker.collapsed .cp-title {
    display: none;
}

.cp-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    padding: 2px 6px;
}

.cp-toggle:hover {
    color: var(--text-primary);
}

.cp-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
}

.cp-mode-toggle {
    display: flex;
    padding: 8px;
    gap: 4px;
}

.cp-mode-btn {
    flex: 1;
    padding: 6px 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s;
}

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

.cp-mode-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.cp-lcsc-prompt,
.cp-loading,
.cp-error,
.cp-empty,
.cp-lcsc-message {
    padding: 16px 12px;
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.6;
}

.cp-lcsc-prompt a {
    color: var(--accent-color);
    text-decoration: none;
}

.cp-lcsc-prompt a:hover {
    text-decoration: underline;
}

.cp-lcsc-message {
    text-align: left;
}

.cp-error {
    color: var(--accent-color);
}

.cp-kicad-notice {
    padding: 8px 12px;
    font-size: 11px;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.cp-kicad-item {
    border-left: 3px solid var(--schematic-component);
}

.cp-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.cp-indexing {
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px 16px;
}

.cp-indexing .cp-spinner {
    width: 24px;
    height: 24px;
    margin: 0 0 4px;
}

.cp-indexing-message {
    font-size: 11px;
    color: var(--text-secondary);
}

.cp-progress-bar {
    width: 80%;
    height: 3px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
}

.cp-progress-bar-fill {
    height: 100%;
    width: 100%;
    background: var(--accent-color);
    border-radius: 2px;
    animation: indeterminate 1.5s ease-in-out infinite;
}

@keyframes indeterminate {
    0%   { transform: translateX(-100%); }
    50%  { transform: translateX(0%); }
    100% { transform: translateX(100%); }
}

.cp-lcsc-item .cp-item-icon {
    background: var(--bg-tertiary);
}

.cp-lcsc-icon img {
    max-width: 28px;
    max-height: 28px;
    object-fit: contain;
}

.cp-lcsc-icon span {
    font-size: 20px;
}

.cp-lcsc-preview-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: 10px;
}

.cp-search {
    padding: 8px;
    position: relative;
    display: flex;
    align-items: center;
}

.cp-search-input {
    flex: 1;
    padding: 6px 10px 6px 10px;
    padding-right: 28px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 12px;
}

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

.cp-search-clear {
    position: absolute;
    right: 12px;
    padding: 2px 6px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.15s;
}

.cp-search-clear:hover {
    color: var(--text-primary);
}

.cp-categories {
    padding: 0 8px 8px;
}

.cp-category-select {
    width: 100%;
    padding: 4px 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 11px;
}

.cp-list {
    flex: 1;
    overflow-y: auto;
    min-height: 100px;
    max-height: 200px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.cp-results-grid {
    display: flex;
    gap: 8px;
    padding: 8px;
}

.cp-results-header-row {
    display: flex;
    gap: 8px;
    padding: 8px;
    padding-bottom: 0;
}

.cp-results-header-row .cp-results-header {
    flex: 1;
    min-width: 0;
    margin-bottom: 6px;
}

.cp-results-grid {
    display: flex;
    gap: 8px;
    padding: 0 8px 8px 8px;
}

.cp-results-col {
    flex: 1;
    min-width: 0;
}

.cp-results-col-list {
    position: relative;
}

.cp-results-spacer {
    height: 0;
}

.cp-results-header {
    padding: 6px 8px;
    font-size: 11px;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 6px;
    background: var(--bg-secondary);
}

.cp-results-grid .cp-item {
    border: 1px solid var(--border-color);
    border-bottom: none;
    border-radius: 6px;
    margin-bottom: 6px;
}

.cp-results-grid .cp-item:last-child {
    margin-bottom: 0;
}

.cp-item {
    display: flex;
    align-items: center;
    padding: 6px 8px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
}

.cp-item:hover {
    background: var(--bg-secondary);
}

.cp-item.selected {
    background: var(--bg-tertiary);
}

.cp-item-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
}

.cp-item-icon svg {
    fill: none;
    stroke: var(--schematic-component);
}

.cp-item.selected .cp-item-icon svg {
    stroke: var(--accent-color);
}

.cp-item-info {
    flex: 1;
    min-width: 0;
}

.cp-item-name {
    font-size: 12px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cp-item-desc {
    font-size: 10px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cp-item-meta {
    font-size: 9px;
    color: var(--text-muted);
    margin-top: 2px;
}

.cp-badge {
    display: inline-block;
    font-size: 8px;
    padding: 1px 4px;
    border-radius: 3px;
    margin-left: 4px;
    vertical-align: middle;
}

.cp-badge-basic {
    background: var(--schematic-component);
    color: var(--bg-primary);
}

.cp-badge-preferred {
    background: gold;
    color: #000;
}

.cp-preview {
    padding: 8px;
    overflow-y: auto;
    flex-shrink: 1;
    min-height: 0;
}

.cp-preview-image img {
    max-width: 100%;
    max-height: 80px;
    object-fit: contain;
    display: block;
    margin: 0 auto 6px;
}

.cp-preview-title {
    font-size: 10px;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
}

.cp-preview-svg {
    background: var(--bg-canvas);
    border-radius: 4px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.cp-preview-footprint,
.cp-preview-3d {
    background: var(--bg-canvas);
    border-radius: 4px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 6px;
    color: var(--text-muted);
}

.cp-preview-placeholder {
    font-size: 11px;
    text-align: center;
    padding: 6px;
}

.cp-preview-footprint-info,
.cp-preview-3d-info {
    font-size: 10px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.cp-preview-ok {
    color: #5be38b;
}

.cp-preview-warn {
    color: var(--accent-color);
}

.cp-preview-svg svg {
    max-width: 100%;
    max-height: 100%;
}

.cp-preview-info {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.cp-actions {
    padding: 8px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.cp-place-btn {
    width: 100%;
    padding: 8px;
    background: var(--accent-color);
    border: none;
    border-radius: 4px;
    color: white;
    font-size: 12px;
    cursor: pointer;
    transition: background 0.2s;
}

.cp-place-btn:hover:not(:disabled) {
    background: var(--accent-hover);
}

.cp-place-btn:disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
}

.cp-hint {
    padding: 6px 8px;
    font-size: 10px;
    color: var(--text-muted);
    text-align: center;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.cp-hint kbd {
    background: var(--bg-secondary);
    padding: 1px 4px;
    border-radius: 2px;
    border: 1px solid var(--border-color);
    font-family: inherit;
    font-size: 9px;
}

/* Component preview on canvas */
.component-preview {
    pointer-events: none;
}

/* Schematic elements use CSS variables for theming */
.schematic-component {
    stroke: var(--schematic-component);
}

/* Component highlight for hover and selection */
.component-highlight {
    pointer-events: none;
}

/* Component styling - match shape behavior */
.component {
    cursor: default;
    user-select: none;
    -webkit-user-select: none;
}

.component text {
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
}

.component * {
    user-select: none;
    -webkit-user-select: none;
}

/* ========================================
   Component Value Dialog
   ======================================== */
.value-dialog-overlay {
    position: fixed;
    inset: 0;
    z-index: 500;
    /* transparent overlay just to capture clicks outside */
}

.value-dialog {
    position: fixed;
    z-index: 501;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 220px;
}

.value-dialog-title {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.value-dialog-row {
    display: flex;
    gap: 4px;
    align-items: center;
}

.value-dialog-input {
    flex: 1;
    padding: 5px 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    min-width: 0;
}

.value-dialog-input:focus {
    border-color: var(--accent-color);
}

.value-dialog-select {
    padding: 5px 6px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: inherit;
    outline: none;
    cursor: pointer;
    min-width: 60px;
}

.value-dialog-select:focus {
    border-color: var(--accent-color);
}

.value-dialog-buttons {
    display: flex;
    gap: 6px;
    justify-content: flex-end;
}

.value-dialog-btn {
    padding: 4px 14px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 12px;
    cursor: pointer;
}

.value-dialog-btn:hover {
    background: var(--bg-tertiary);
}

.value-dialog-btn.primary {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.value-dialog-btn.primary:hover {
    filter: brightness(1.15);
}