/* Alterspective Brand Colors */
:root {
    --marine: #075156;
    --green: #2c8248;
    --citrus: #abdd65;
    --navy: #17232d;
    --pale-blue: #e5eeef;
    --white: #ffffff;

    /* Extended palette */
    --marine-light: #0a6b72;
    --marine-dark: #053d41;
    --green-light: #38a05c;
    --green-dark: #236839;
    --citrus-light: #c4e88f;
    --citrus-dark: #8fc94d;
    --navy-light: #243847;
    --pale-blue-dark: #c9dcde;

    /* Functional colors */
    --text-primary: var(--navy);
    --text-secondary: #5a6872;
    --text-muted: #8a9aa8;
    --bg-primary: var(--white);
    --bg-secondary: var(--pale-blue);
    --bg-sidebar: var(--navy);
    --border-color: #d0dfe2;

    /* Spacing (4px base) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(23, 35, 45, 0.05);
    --shadow-md: 0 4px 6px rgba(23, 35, 45, 0.1);
    --shadow-lg: 0 10px 15px rgba(23, 35, 45, 0.15);

    /* Sidebar width */
    --sidebar-width: 320px;

    /* Typography - Alterspective Brand Fonts */
    --font-display: 'Chronicle Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Montserrat', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Monaco', 'Cascadia Code', 'Roboto Mono', monospace;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Accessibility - Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Typography - Alterspective Brand Standards */
body {
    font-family: var(--font-sans);
    font-size: 16px;  /* WCAG AA: minimum 16px for body text */
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-secondary);
}

/* Headings 36px+ use Chronicle Display (Alterspective Brand Standard TYPO-001) */
h1, h2 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

/* Headings < 36px use Montserrat */
h3, h4, h5, h6 {
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 {
    font-size: 48px;  /* Display 1 */
}

h2 {
    font-size: 36px;  /* Display 2 */
}

h3 {
    font-size: 24px;  /* Heading 2 */
}

h4 {
    font-size: 20px;  /* Heading 3 */
}

h5, h6 {
    font-size: 16px;
}

code, pre {
    font-family: var(--font-mono);
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    color: var(--white);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: var(--space-5);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Sidebar Logo - Reversed (for dark Navy background) - Brand Standard LOGO-003 */
.sidebar-logo {
    /* LEFT-aligned only (NEVER centered) - Brand Standard LOGO-001 */
    display: block;
    margin: 0 0 var(--space-2) 0;  /* Left-aligned with bottom margin */

    /* Appropriate size for sidebar */
    height: 32px;  /* Smaller than welcome logo, fits sidebar */
    width: auto;   /* Maintains aspect ratio */

    /* No effects allowed per brand guidelines */
    /* No shadows, gradients, filters, transforms */
}

.tagline {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* Search */
.search-container {
    padding: var(--space-4);
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    padding-left: var(--space-7);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--white);
    font-family: inherit;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-input:focus {
    outline: 2px solid var(--citrus);  /* WCAG 2.2 AA Focus Indicator */
    outline-offset: 2px;
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--citrus);
}

.search-icon {
    position: absolute;
    left: calc(var(--space-4) + var(--space-3));
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    opacity: 0.5;
}

/* Navigation Tree */
.nav-tree {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-3);
}

.tree-item {
    margin-bottom: var(--space-1);
}

.tree-folder, .tree-file {
    display: flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s ease;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    text-decoration: none;
}

.tree-folder:hover, .tree-file:hover {
    background: rgba(255, 255, 255, 0.1);
}

.tree-folder.active, .tree-file.active {
    background: var(--marine);
    color: var(--white);
}

.tree-icon {
    margin-right: var(--space-2);
    font-size: 1rem;
    min-width: 20px;
    text-align: center;
}

.tree-label {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tree-children {
    margin-left: var(--space-5);
    display: none;
}

.tree-children.expanded {
    display: block;
}

.tree-folder .tree-toggle {
    margin-left: auto;
    font-size: 0.8rem;
    opacity: 0.6;
    transition: transform 0.2s ease;
}

.tree-folder.expanded .tree-toggle {
    transform: rotate(90deg);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.2);
}

.stats {
    display: flex;
    gap: var(--space-4);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.stat-item span {
    color: var(--citrus);
    font-weight: 600;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Content Header */
.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-6);
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 50;
}

/* Breadcrumb Navigation - Semantic ol/li structure */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.9rem;
    color: var(--text-secondary);
    list-style: none;  /* Remove list bullets */
    margin: 0;
    padding: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin-left: var(--space-2);
    color: var(--text-muted);
}

.breadcrumb-item:last-child {
    color: var(--text-primary);
    font-weight: 500;
}

.breadcrumb-item a {
    color: var(--marine);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    text-decoration: underline;
}

.header-actions {
    display: flex;
    gap: var(--space-2);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.btn-primary:hover {
    background: var(--marine-dark);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--pale-blue-dark);
}

/* Button States - Alterspective Web Standards */
.btn:active {
    transform: scale(0.98);  /* Visual feedback on click */
}

.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn.loading {
    opacity: 0.7;
    cursor: wait;
    pointer-events: none;
}

.btn.success {
    background: var(--green);
    color: var(--white);
}

.btn-primary.success {
    background: var(--green);
}

.btn-secondary.success {
    background: var(--green);
    color: var(--white);
    border-color: var(--green);
}

/* Focus Indicators - WCAG 2.2 AA Compliance */
.btn:focus-visible,
button:focus-visible {
    outline: 2px solid var(--marine);
    outline-offset: 2px;
}

.tree-file:focus-visible,
.tree-folder:focus-visible {
    outline: 2px solid var(--citrus);
    outline-offset: 2px;
}

a:focus-visible {
    outline: 2px solid var(--marine);
    outline-offset: 2px;
}

/* Global focus indicator for any missed elements */
*:focus-visible {
    outline: 2px solid var(--marine);
    outline-offset: 2px;
}

.btn-icon {
    font-size: 1rem;
}

/* Content Body */
.content-body {
    flex: 1;
    padding: var(--space-6);
}

/* Welcome Screen */
.welcome-screen {
    max-width: 800px;
    margin: 0 auto;
}

.welcome-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-7);
    box-shadow: var(--shadow-md);
}

/* Alterspective Logo - Brand Standard LOGO-001 */
.welcome-logo {
    /* LEFT-aligned only (NEVER centered) */
    display: block;
    margin: 0 0 var(--space-5) 0;  /* Left-aligned with bottom margin */

    /* Minimum size: 120px width (brand requirement) */
    height: 48px;  /* Reasonable size for welcome screen */
    width: auto;   /* Maintains aspect ratio */

    /* No effects allowed per brand guidelines */
    /* No shadows, gradients, filters, transforms */
}

.welcome-content h2 {
    font-size: 2rem;
    color: var(--marine);
    margin-bottom: var(--space-3);
}

.welcome-content > p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.tagline-text {
    font-size: 1.2rem !important;
    color: var(--text-secondary) !important;
    font-weight: 500;
    text-align: center;
    margin-bottom: var(--space-7) !important;
}

/* Landing Page Sections */
.intro-section, .usage-section, .mcp-section, .resources-section {
    margin-bottom: var(--space-7);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--border-color);
}

.intro-section h3, .usage-section h3, .mcp-section h3, .resources-section h3 {
    font-size: 1.5rem;
    color: var(--marine);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.feature-list, .resource-list {
    list-style: none;
    padding: 0;
    margin: var(--space-4) 0;
}

.feature-list li, .resource-list li {
    padding: var(--space-3) 0;
    padding-left: var(--space-5);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-list li::before {
    content: "▲";
    position: absolute;
    left: 0;
    color: var(--marine);
    font-size: 0.8rem;
}

.resource-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--green);
    font-size: 1rem;
}

.resource-list a {
    color: var(--marine);
    text-decoration: none;
    font-weight: 500;
}

.resource-list a:hover {
    color: var(--green);
    text-decoration: underline;
}

/* Usage Grid */
.usage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.usage-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.usage-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.usage-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-3);
}

.usage-card h4 {
    font-size: 1rem;
    color: var(--marine);
    margin-bottom: var(--space-2);
}

.usage-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

/* MCP Section */
.mcp-benefits, .mcp-setup, .mcp-tools, .mcp-example {
    margin: var(--space-5) 0;
}

.mcp-benefits h4, .mcp-setup h4, .mcp-tools h4, .mcp-example h4 {
    font-size: 1.1rem;
    color: var(--green);
    margin-bottom: var(--space-3);
}

.mcp-benefits ul {
    list-style: none;
    padding: 0;
}

.mcp-benefits li {
    padding: var(--space-2) 0;
    color: var(--text-secondary);
}

.setup-steps {
    counter-reset: step-counter;
    list-style: none;
    padding: 0;
}

.setup-steps > li {
    counter-increment: step-counter;
    padding: var(--space-4);
    margin: var(--space-3) 0;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--marine);
    position: relative;
}

.setup-steps > li::before {
    content: counter(step-counter);
    position: absolute;
    left: -2px;
    top: -2px;
    background: var(--marine);
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

.setup-steps strong {
    color: var(--marine);
    display: block;
    margin-bottom: var(--space-2);
}

.config-paths {
    list-style: none;
    padding: 0;
    margin: var(--space-3) 0;
}

.config-paths li {
    padding: var(--space-2);
    background: white;
    border-radius: var(--radius-sm);
    margin: var(--space-2) 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

.code-block {
    background: var(--navy);
    color: var(--pale-blue);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    overflow-x: auto;
    margin: var(--space-3) 0;
}

.code-block code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    white-space: pre;
    display: block;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.tool-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    border: 2px solid var(--border-color);
    transition: border-color 0.2s;
}

.tool-card:hover {
    border-color: var(--green);
}

.tool-card code {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--marine);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.tool-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

.quick-start {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    margin-bottom: var(--space-6);
}

.quick-start h3 {
    font-size: 1rem;
    margin-bottom: var(--space-3);
    color: var(--green);
}

.quick-start ul {
    list-style: none;
    padding-left: 0;
}

.quick-start li {
    padding: var(--space-2) 0;
    padding-left: var(--space-5);
    position: relative;
    color: var(--text-secondary);
}

.quick-start li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--citrus-dark);
}

.categories h3 {
    font-size: 1rem;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-4);
}

.category-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.category-card:hover {
    border-color: var(--marine);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.category-card .icon {
    font-size: 1.5rem;
    margin-bottom: var(--space-2);
}

.category-card .name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.category-card .count {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Prompt Content */
.prompt-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.prompt-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, var(--marine) 0%, var(--marine-dark) 100%);
    color: var(--white);
}

.prompt-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-3);
    color: var(--white);
}

.prompt-meta {
    display: flex;
    gap: var(--space-4);
    font-size: 0.85rem;
}

.meta-item {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
}

.meta-item.type {
    background: var(--citrus);
    color: var(--navy);
}

/* Direct URL Display */
.prompt-url {
    margin-top: var(--space-3);
}

.url-display {
    display: inline-block;
    padding: var(--space-2) var(--space-3);
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    cursor: pointer;
    transition: background 0.2s ease;
    word-break: break-all;
    max-width: 100%;
}

.url-display:hover {
    background: rgba(0, 0, 0, 0.5);
}

.url-display:active {
    background: var(--citrus);
    color: var(--navy);
}

/* Prompt Body - Markdown Rendering */
.prompt-body {
    padding: var(--space-6);
    line-height: 1.7;
}

.prompt-body h1 {
    font-size: 1.75rem;
    margin: var(--space-6) 0 var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--border-color);
    color: var(--marine);
}

.prompt-body h1:first-child {
    margin-top: 0;
}

.prompt-body h2 {
    font-size: 1.35rem;
    margin: var(--space-5) 0 var(--space-3);
    color: var(--marine);
}

.prompt-body h3 {
    font-size: 1.1rem;
    margin: var(--space-4) 0 var(--space-2);
    color: var(--green);
}

.prompt-body p {
    margin-bottom: var(--space-4);
}

.prompt-body ul, .prompt-body ol {
    margin-bottom: var(--space-4);
    padding-left: var(--space-5);
}

.prompt-body li {
    margin-bottom: var(--space-2);
}

.prompt-body code {
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
    color: var(--marine);
}

.prompt-body pre {
    background: var(--navy);
    color: var(--pale-blue);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: var(--space-4);
}

.prompt-body pre code {
    background: none;
    padding: 0;
    color: inherit;
    font-size: 0.85rem;
}

.prompt-body blockquote {
    border-left: 4px solid var(--citrus);
    margin: var(--space-4) 0;
    padding: var(--space-3) var(--space-5);
    background: var(--bg-secondary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--text-secondary);
}

.prompt-body table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--space-4);
}

.prompt-body th, .prompt-body td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.prompt-body th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--marine);
}

.prompt-body tr:hover td {
    background: var(--bg-secondary);
}

.prompt-body hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: var(--space-6) 0;
}

.prompt-body a {
    color: var(--marine);
    text-decoration: none;
}

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

.prompt-body strong {
    color: var(--text-primary);
}

/* Raw Modal */
/* Raw Content Modal - Native Dialog Element */
.raw-modal {
    border: none;
    border-radius: var(--radius-lg);
    padding: 0;
    max-width: 900px;
    width: calc(100% - 2 * var(--space-6));
    max-height: 80vh;
    background: transparent;
    box-shadow: var(--shadow-lg);
}

/* Dialog Backdrop Styling */
.raw-modal::backdrop {
    background: rgba(23, 35, 45, 0.8);
}

.raw-modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    width: 100%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.raw-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border-color);
}

.raw-modal-header h3 {
    font-size: 1.1rem;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    line-height: 1;
    padding: var(--space-2);
}

.close-btn:hover {
    color: var(--text-primary);
}

.raw-content {
    flex: 1;
    overflow: auto;
    padding: var(--space-5);
    background: var(--navy);
    color: var(--pale-blue);
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    background: var(--navy);
    color: var(--white);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
    z-index: 300;
}

.toast.success {
    background: var(--green);
}

.toast.error {
    background: #c74040;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading State */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-7);
    color: var(--text-secondary);
}

.loading::after {
    content: '';
    width: 24px;
    height: 24px;
    margin-left: var(--space-3);
    border: 2px solid var(--border-color);
    border-top-color: var(--marine);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Responsive */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 280px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .content-header {
        padding: var(--space-3) var(--space-4);
    }

    .content-body {
        padding: var(--space-4);
    }

    .prompt-header {
        padding: var(--space-4);
    }

    .prompt-body {
        padding: var(--space-4);
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.nav-tree::-webkit-scrollbar-track {
    background: transparent;
}

.nav-tree::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
}

.nav-tree::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Search Highlight */
.highlight {
    background: var(--citrus);
    padding: 0 2px;
    border-radius: 2px;
}