/* ============================================
   NICOCO STUDIO - 3D Scene Builder
   Professional Design System
   ============================================ */

/* Design Tokens */
:root {
    /* Color Palette - Professional Dark Theme */
    --bg-primary: #1e1e1e;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #383838;
    --bg-elevated: #404040;
    --bg-hover: #3e3e3e;

    --accent-primary: #0078d4;
    --accent-hover: #1084d8;
    --accent-active: #006cbe;

    --text-primary: #cccccc;
    --text-secondary: #999999;
    --text-muted: #6e6e6e;
    --text-inverse: #1e1e1e;

    --border-subtle: #404040;
    --border-default: #4a4a4a;
    --border-emphasis: #5a5a5a;

    --danger: #f44747;
    --warning: #ff9800;
    --success: #4caf50;

    /* Spacing Scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 24px;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, Consolas, 'Courier New', monospace;

    --font-size-xs: 11px;
    --font-size-sm: 12px;
    --font-size-md: 13px;
    --font-size-lg: 14px;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;

    /* Dimensions */
    --header-height: 48px;
    --toolbar-width: 52px;
    --sidebar-width: 280px;
    --bottombar-height: 32px;

    /* Effects */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.5);

    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   LAYOUT STRUCTURE
   ============================================ */

/* Main App Container */
.app-container {
    display: grid;
    grid-template-areas:
        "header header header"
        "toolbar canvas sidebar"
        "toolbar bottombar bottombar";
    grid-template-columns: var(--toolbar-width) 1fr var(--sidebar-width);
    grid-template-rows: var(--header-height) 1fr var(--bottombar-height);
    height: 100vh;
    width: 100vw;
}

/* Header Bar */
.header-bar {
    grid-area: header;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    padding: 0 var(--space-lg);
    gap: var(--space-xl);
    box-shadow: var(--shadow-sm);
    z-index: 100;
}

.header-brand {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    text-decoration: none;
    opacity: 0.9;
    transition: opacity var(--transition-fast);
}

.header-brand:hover {
    opacity: 1;
}

.header-tools-nav {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.header-tool-link {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

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

@media (max-width: 768px) {
    .header-tools-nav {
        display: none;
    }
}

.header-modes {
    display: flex;
    gap: var(--space-xs);
    margin-left: var(--space-lg);
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

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

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

.mode-btn svg {
    width: 16px;
    height: 16px;
}

.header-spacer {
    flex: 1;
}

.header-actions {
    display: flex;
    gap: var(--space-sm);
}

/* Left Toolbar */
.left-toolbar {
    grid-area: toolbar;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-md) 0;
    gap: var(--space-sm);
    overflow-y: auto;
}

.toolbar-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border-subtle);
    width: 100%;
    align-items: center;
}

.toolbar-section:last-child {
    border-bottom: none;
}

.toolbar-label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    padding: var(--space-sm) 0;
}

.tool-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
}

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

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

.tool-btn svg {
    width: 20px;
    height: 20px;
}

/* Canvas Container */
.canvas-container {
    grid-area: canvas;
    position: relative;
    background: var(--bg-primary);
    overflow: hidden;
}

#three-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* Right Sidebar */
.right-sidebar {
    grid-area: sidebar;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-subtle);
    overflow-y: auto;
    overflow-x: hidden;
}

.right-sidebar::-webkit-scrollbar {
    width: 8px;
}

.right-sidebar::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.right-sidebar::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.right-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--bg-elevated);
}

/* Panel System */
.panel {
    border-bottom: 1px solid var(--border-subtle);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

.panel-header:hover {
    background: var(--bg-hover);
}

.panel-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.panel-toggle {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.panel.collapsed .panel-toggle {
    transform: rotate(-90deg);
}

.panel-content {
    padding: var(--space-md) var(--space-lg);
    display: block;
}

.panel.collapsed .panel-content {
    display: none;
}

/* Bottom Bar */
.bottom-bar {
    grid-area: bottombar;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    padding: 0 var(--space-lg);
    gap: var(--space-lg);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.bottom-bar-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.bottom-bar-separator {
    width: 1px;
    height: 16px;
    background: var(--border-subtle);
}

/* ============================================
   COMPONENTS
   ============================================ */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.btn:hover {
    background: var(--bg-elevated);
    border-color: var(--border-emphasis);
}

.btn:active {
    transform: translateY(1px);
}

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

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

.btn-danger {
    background: transparent;
    border-color: var(--danger);
    color: var(--danger);
}

.btn-danger:hover {
    background: var(--danger);
    color: white;
}

.btn-icon {
    padding: var(--space-sm);
    width: 28px;
    height: 28px;
    justify-content: center;
}

.btn svg {
    width: 14px;
    height: 14px;
}

/* Form Controls */
.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
    font-weight: var(--font-weight-medium);
}

.form-value {
    font-family: var(--font-mono);
    color: var(--text-primary);
    font-size: var(--font-size-xs);
}

.input-text,
.input-number {
    width: 100%;
    padding: var(--space-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    border-radius: 3px;
    transition: all var(--transition-fast);
}

.input-number {
    font-family: var(--font-mono);
}

.input-text:focus,
.input-number:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-secondary);
}

.input-range {
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.input-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.input-range::-webkit-slider-thumb:hover {
    background: var(--accent-hover);
    transform: scale(1.2);
}

.input-range::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: var(--accent-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.input-color {
    width: 100%;
    height: 28px;
    border: 1px solid var(--border-default);
    border-radius: 3px;
    cursor: pointer;
    background: transparent;
}

/* Texture upload */
.btn-texture-upload {
    width: 100%;
    justify-content: center;
    gap: var(--space-xs);
}

.texture-preview {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.texture-preview img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--border-default);
    flex-shrink: 0;
}

.btn-texture-remove {
    flex: 1;
    justify-content: center;
    gap: 4px;
    font-size: var(--font-size-xs);
    padding: var(--space-xs) var(--space-sm);
}

.input-checkbox {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--accent-primary);
}

.input-select {
    width: 100%;
    padding: var(--space-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    border-radius: 3px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.input-select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* Transform Grid */
.transform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
}

.transform-axis {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.transform-axis label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-weight: var(--font-weight-medium);
}

.transform-axis input {
    font-family: var(--font-mono);
    font-size: var(--font-size-xs);
    padding: var(--space-xs) var(--space-sm);
}

/* Outliner / Object List */
.outliner {
    font-size: var(--font-size-sm);
}

.outliner-item {
    display: flex;
    align-items: center;
    padding: var(--space-xs) var(--space-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
    gap: var(--space-sm);
    border-radius: 3px;
    margin-bottom: 2px;
}

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

.outliner-item.selected {
    background: var(--accent-primary);
    color: white;
}

.outliner-item.selected .outliner-icon {
    color: white;
}

.outliner-icon {
    width: 14px;
    height: 14px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.outliner-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.outliner-toggle {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.outliner-item:hover .outliner-toggle {
    opacity: 1;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    color: var(--text-muted);
    text-align: center;
    gap: var(--space-sm);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    opacity: 0.3;
}

.empty-state-text {
    font-size: var(--font-size-sm);
}

/* Canvas Overlays */
.canvas-overlay {
    position: absolute;
    pointer-events: none;
}

.canvas-overlay > * {
    pointer-events: auto;
}

.canvas-info {
    top: var(--space-md);
    right: var(--space-md);
    background: rgba(45, 45, 45, 0.9);
    padding: var(--space-sm) var(--space-md);
    border-radius: 4px;
    font-size: var(--font-size-xs);
    font-family: var(--font-mono);
    color: var(--text-secondary);
    backdrop-filter: blur(8px);
}

.canvas-info-item {
    margin-bottom: var(--space-xs);
}

.canvas-info-item:last-child {
    margin-bottom: 0;
}

/* Tooltip */
.tooltip {
    position: absolute;
    background: var(--bg-elevated);
    color: var(--text-primary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: 4px;
    font-size: var(--font-size-xs);
    white-space: nowrap;
    pointer-events: none;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.tooltip.visible {
    opacity: 1;
}

/* Command Palette */
.command-palette {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    max-width: 90vw;
    background: var(--bg-secondary);
    border: 1px solid var(--border-emphasis);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    overflow: hidden;
}

.command-input {
    width: 100%;
    padding: var(--space-lg);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-lg);
}

.command-input:focus {
    outline: none;
}

.command-results {
    max-height: 400px;
    overflow-y: auto;
}

.command-item {
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.command-item:hover,
.command-item.selected {
    background: var(--bg-hover);
}

.command-icon {
    width: 18px;
    height: 18px;
    color: var(--text-muted);
}

.command-text {
    flex: 1;
}

.command-shortcut {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Backdrop for modals/palettes */
.backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    backdrop-filter: blur(2px);
}

/* Modal */
.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1001;
    min-width: 400px;
    max-width: 90vw;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-emphasis);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: 4px;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.modal-close svg {
    width: 18px;
    height: 18px;
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-primary);
}

.text-preview {
    padding: var(--space-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-default);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: var(--font-size-lg);
    color: var(--accent-primary);
    text-align: center;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.5em;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-sm {
    gap: var(--space-sm);
}

.gap-md {
    gap: var(--space-md);
}

.text-muted {
    color: var(--text-muted);
}

/* Mobile Toggles */
.mobile-toolbar-toggle,
.mobile-sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 18px;
    padding: 8px 12px;
    border-radius: 4px;
    transition: background-color var(--transition-fast);
}

.mobile-toolbar-toggle:hover,
.mobile-sidebar-toggle:hover {
    background-color: var(--bg-secondary);
}

/* Responsive */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 240px;
    }
}

@media (max-width: 768px) {
    .app-container {
        grid-template-areas:
            "header header"
            "canvas canvas"
            "bottombar bottombar";
        grid-template-columns: var(--toolbar-width) 1fr;
        grid-template-rows: var(--header-height) 1fr var(--bottombar-height);
    }

    .mobile-toolbar-toggle,
    .mobile-sidebar-toggle {
        display: block;
    }

    .left-toolbar,
    .right-sidebar {
        position: fixed;
        top: var(--header-height);
        bottom: var(--bottombar-height);
        z-index: 50;
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
        overflow-y: auto;
    }

    .left-toolbar {
        left: 0;
        width: var(--toolbar-width);
        background: var(--bg-primary);
        border-right: 1px solid var(--border-color);
    }

    .left-toolbar.visible {
        transform: translateX(0);
    }

    .right-sidebar {
        right: 0;
        width: var(--sidebar-width);
        background: var(--bg-primary);
        border-left: 1px solid var(--border-color);
        transform: translateX(100%);
    }

    .right-sidebar.visible {
        transform: translateX(0);
    }

    /* Add overlay backdrop when panels are open */
    body.sidebar-open::before {
        content: '';
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: var(--bottombar-height);
        background: rgba(0, 0, 0, 0.3);
        z-index: 49;
    }

    .header-modes {
        display: none;
    }
}

/* ============================================
   HELP MODAL & BUTTON STYLES
   ============================================ */

.help-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

.help-btn svg {
    width: 18px;
    height: 18px;
}

.help-modal-content {
    max-width: 700px;
    min-width: 500px;
}

.help-modal-body {
    max-height: 70vh;
    overflow-y: auto;
}

.help-modal-body::-webkit-scrollbar {
    width: 8px;
}

.help-modal-body::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

.help-modal-body::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.help-modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--bg-elevated);
}

.help-section {
    margin-bottom: var(--space-xl);
}

.help-section:last-child {
    margin-bottom: 0;
}

.help-section-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.shortcuts-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.shortcut-item {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-primary);
    border-radius: 4px;
    border: 1px solid var(--border-subtle);
    align-items: center;
}

.shortcut-key {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--accent-primary);
    background: var(--bg-secondary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: 3px;
    border: 1px solid var(--border-default);
    text-align: center;
    white-space: nowrap;
}

.shortcut-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.help-tips {
    list-style: none;
    padding: 0;
    margin: 0;
}

.help-tips li {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-primary);
    border-left: 3px solid var(--accent-primary);
    margin-bottom: var(--space-sm);
    border-radius: 3px;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

.help-tips li:last-child {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .help-modal-content {
        min-width: auto;
        min-height: auto;
    }

    .shortcut-item {
        grid-template-columns: 120px 1fr;
        gap: var(--space-sm);
        font-size: var(--font-size-xs);
    }

    .shortcut-key {
        font-size: var(--font-size-xs);
        padding: var(--space-xs) var(--space-sm);
    }

    .shortcut-desc {
        font-size: var(--font-size-xs);
    }

    .help-section-title {
        font-size: var(--font-size-md);
    }
}