@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Theme Tokens: Dark Luxury (Default) */
    --bg-app: #090D16;
    --bg-surface-1: #0F172A;
    --bg-surface-2: #1E293B;
    --bg-surface-3: #334155;
    --bg-glass: rgba(15, 23, 42, 0.75);

    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);

    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;

    --accent-color: #10B981;
    --accent-hover: #059669;
    --accent-glow: rgba(16, 185, 129, 0.25);

    --color-edge: #475569;
    --color-node-border: #1E293B;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;
}

[data-theme="light"] {
    --bg-app: #F8FAFC;
    --bg-surface-1: #FFFFFF;
    --bg-surface-2: #F1F5F9;
    --bg-surface-3: #E2E8F0;
    --bg-glass: rgba(255, 255, 255, 0.85);

    --border-subtle: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.15);

    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;

    --accent-color: #059669;
    --accent-hover: #047857;
    --accent-glow: rgba(5, 150, 105, 0.2);

    --color-edge: #CBD5E1;
    --color-node-border: #FFFFFF;

    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

[data-accent="cyan"] {
    --accent-color: #06B6D4;
    --accent-hover: #0891B2;
    --accent-glow: rgba(6, 182, 212, 0.25);
}

[data-accent="violet"] {
    --accent-color: #8B5CF6;
    --accent-hover: #7C3AED;
    --accent-glow: rgba(139, 92, 246, 0.25);
}

[data-accent="amber"] {
    --accent-color: #F59E0B;
    --accent-hover: #D97706;
    --accent-glow: rgba(245, 158, 11, 0.25);
}

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

body, html {
    height: 100%;
    width: 100%;
    font-family: var(--font-sans);
    background-color: var(--bg-app);
    color: var(--text-primary);
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
}

/* App Shell */
.app-root-shell {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
    background-color: var(--bg-app);
}

.app-loading-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    gap: 16px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-strong);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Top Nav Header */
.app-nav-header {
    height: 56px;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 50;
}

.nav-brand-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-brand-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.1rem;
}

.brand-symbol {
    font-size: 1.3rem;
}

.brand-badge {
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    background: var(--bg-surface-2);
    color: var(--accent-color);
    border: 1px solid var(--border-subtle);
    font-weight: 700;
}

.vault-stats-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px;
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

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

/* Nav Search Bar */
.nav-search-section {
    flex: 1;
    max-width: 420px;
    margin: 0 20px;
}

.nav-search-bar {
    width: 100%;
    height: 34px;
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    padding: 0 12px;
    gap: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.82rem;
    transition: all 0.15s ease;
}

.nav-search-bar:hover {
    border-color: var(--accent-color);
    background: var(--bg-surface-1);
}

.search-bar-placeholder {
    flex: 1;
    text-align: left;
}

.search-kbd {
    background: var(--bg-surface-3);
    color: var(--text-muted);
    padding: 1px 5px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-family: var(--font-mono);
}

/* Nav Actions */
.nav-actions-section {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-view-btn {
    padding: 5px 12px;
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.15s ease;
}

.nav-view-btn:hover, .nav-view-btn.active {
    background: var(--bg-surface-2);
    color: var(--text-primary);
}

.nav-btn-divider {
    width: 1px;
    height: 20px;
    background: var(--border-subtle);
    margin: 0 4px;
}

.nav-icon-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.15s ease;
}

.nav-icon-btn:hover {
    background: var(--bg-surface-2);
    border-color: var(--border-subtle);
}

/* Main Canvas */
.app-main-canvas {
    flex: 1;
    height: calc(100vh - 56px);
    overflow: hidden;
}

/* Workspace Layout */
.workspace-layout {
    display: grid;
    grid-template-columns: 280px 1fr 340px;
    height: 100%;
    width: 100%;
    overflow: hidden;
}

@media (max-width: 1100px) {
    .workspace-layout {
        grid-template-columns: 240px 1fr;
    }
    .workspace-sidebar-right {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .workspace-layout {
        grid-template-columns: 1fr;
    }
    .workspace-sidebar-left {
        display: none !important;
    }
}

/* Left Sidebar (Note Tree) */
.workspace-sidebar-left {
    background: var(--bg-surface-1);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.tree-header {
    padding: 12px;
}

.btn-new-note {
    width: 100%;
    height: 38px;
    background: var(--accent-color);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.87rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all 0.15s ease;
}

.btn-new-note:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 12px var(--accent-glow);
}

.tree-search-wrapper {
    padding: 0 12px 8px;
    position: relative;
    display: flex;
    align-items: center;
}

.tree-search-input {
    width: 100%;
    height: 32px;
    padding: 0 28px 0 28px;
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.8rem;
    outline: none;
}

.tree-search-input:focus {
    border-color: var(--accent-color);
}

.search-icon {
    position: absolute;
    left: 20px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.btn-clear-search {
    position: absolute;
    right: 20px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
}

.active-tag-banner {
    margin: 0 12px 8px;
    padding: 4px 8px;
    background: var(--accent-glow);
    border: 1px solid var(--accent-color);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--text-primary);
}

.btn-clear-tag {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

.tree-tabs {
    display: flex;
    padding: 0 12px 8px;
    gap: 4px;
    border-bottom: 1px solid var(--border-subtle);
}

.tab-btn {
    flex: 1;
    padding: 6px 0;
    font-size: 0.75rem;
    font-weight: 600;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-surface-2);
}

.tab-btn.active {
    background: var(--bg-surface-2);
    color: var(--accent-color);
}

.note-items-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.note-list-item {
    padding: 8px 10px;
    border-radius: var(--radius-md);
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.note-list-item:hover {
    background: var(--bg-surface-2);
}

.note-list-item.active {
    background: var(--bg-surface-2);
    border-color: var(--border-strong);
}

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

.item-title-row {
    display: flex;
    align-items: center;
    gap: 6px;
}

.note-icon {
    font-size: 0.85rem;
}

.note-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-meta-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 2px;
}

.note-date {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.note-first-tag {
    font-size: 0.65rem;
    color: var(--accent-color);
    background: var(--accent-glow);
    padding: 1px 4px;
    border-radius: 4px;
}

.item-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    opacity: 0.4;
    transition: opacity 0.15s ease;
}

.note-list-item:hover .item-actions, .note-list-item.active .item-actions {
    opacity: 1;
}

.action-btn {
    background: transparent;
    border: none;
    font-size: 0.8rem;
    cursor: pointer;
    color: var(--text-muted);
    padding: 2px;
}

.action-btn.pinned {
    color: #F59E0B;
}

.action-btn.delete-btn:hover {
    color: #EF4444;
}

/* Center Workspace */
.workspace-center {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--bg-app);
    overflow: hidden;
}

.empty-workspace-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 3rem;
}

.note-header-bar {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-surface-1);
}

.title-input-container {
    flex: 1;
    margin-right: 16px;
}

.note-title-input {
    width: 100%;
    font-size: 1.4rem;
    font-weight: 700;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font-sans);
}

.note-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.layout-toggle-group {
    display: flex;
    background: var(--bg-surface-2);
    border-radius: var(--radius-md);
    padding: 2px;
    border: 1px solid var(--border-subtle);
}

.btn-toggle {
    padding: 4px 10px;
    font-size: 0.78rem;
    font-weight: 600;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
}

.btn-toggle.active {
    background: var(--bg-surface-1);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.btn-header-action {
    padding: 5px 10px;
    font-size: 0.8rem;
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
}

.btn-header-action.pinned {
    color: #F59E0B;
    border-color: rgba(245, 158, 11, 0.4);
}

.note-editor-body {
    flex: 1;
    display: grid;
    height: calc(100% - 65px);
    overflow: hidden;
}

.note-editor-body.view-mode-split {
    grid-template-columns: 1fr 1fr;
}

.note-editor-body.view-mode-editoronly {
    grid-template-columns: 1fr;
}

.note-editor-body.view-mode-previewonly {
    grid-template-columns: 1fr;
}

.editor-pane-half {
    border-right: 1px solid var(--border-subtle);
    height: 100%;
    overflow: hidden;
}

.preview-pane-half {
    height: 100%;
    overflow-y: auto;
    padding: 24px;
    background: var(--bg-surface-1);
}

/* Editor Component */
.markdown-editor-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.editor-toolbar {
    padding: 8px 16px;
    background: var(--bg-surface-2);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 2px;
}

.toolbar-divider {
    width: 1px;
    height: 18px;
    background: var(--border-subtle);
    margin: 0 4px;
}

.tool-btn {
    padding: 4px 8px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.15s ease;
}

.tool-btn:hover {
    background: var(--bg-surface-3);
    color: var(--text-primary);
}

.tool-btn-primary {
    color: var(--accent-color);
    font-weight: 600;
}

.toolbar-spacer {
    flex: 1;
}

.editor-stats {
    font-size: 0.72rem;
    color: var(--text-muted);
    display: flex;
    gap: 8px;
}

.editor-textarea-wrapper {
    flex: 1;
    position: relative;
    height: calc(100% - 45px);
}

.editor-textarea {
    width: 100%;
    height: 100%;
    padding: 20px;
    background: var(--bg-app);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.92rem;
    line-height: 1.6;
    border: none;
    outline: none;
    resize: none;
}

/* Wikilink Autocomplete */
.wikilink-autocomplete-popup {
    position: absolute;
    width: 280px;
    background: var(--bg-surface-1);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    z-index: 100;
    overflow: hidden;
}

.autocomplete-header {
    padding: 8px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-surface-2);
}

.autocomplete-list {
    max-height: 200px;
    overflow-y: auto;
    padding: 4px;
}

.autocomplete-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.82rem;
}

.autocomplete-item.selected, .autocomplete-item:hover {
    background: var(--accent-glow);
    color: var(--text-primary);
}

.autocomplete-item.create-new {
    color: var(--accent-color);
}

/* Markdown Rendered Typography */
.markdown-preview-pane {
    max-width: 780px;
    margin: 0 auto;
    line-height: 1.7;
    color: var(--text-primary);
}

.markdown-preview-pane h1, .markdown-h1 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 8px;
}

.markdown-preview-pane h2, .markdown-h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-top: 24px;
    margin-bottom: 12px;
}

.markdown-preview-pane h3, .markdown-h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-top: 20px;
    margin-bottom: 8px;
}

.markdown-preview-pane p {
    margin-bottom: 14px;
}

.markdown-divider {
    border: none;
    border-top: 1px solid var(--border-subtle);
    margin: 24px 0;
}

.inline-code {
    background: var(--bg-surface-2);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85em;
    color: var(--accent-color);
    border: 1px solid var(--border-subtle);
}

.code-block-wrapper {
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    margin: 16px 0;
    overflow: hidden;
}

.code-block-header {
    background: var(--bg-surface-3);
    padding: 4px 12px;
    font-size: 0.72rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.code-block-wrapper pre {
    padding: 14px;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    line-height: 1.5;
}

/* Wikilink Badges */
.wikilink {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    padding: 1px 6px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9em;
    transition: all 0.15s ease;
    cursor: pointer;
}

.wikilink-valid {
    background: var(--accent-glow);
    color: var(--accent-color);
    border: 1px solid rgba(16, 185, 129, 0.4);
}

.wikilink-valid:hover {
    background: var(--accent-color);
    color: #FFFFFF;
}

.wikilink-unresolved {
    background: rgba(239, 68, 68, 0.15);
    color: #F87171;
    border: 1px dashed rgba(239, 68, 68, 0.5);
}

.wikilink-unresolved:hover {
    background: rgba(239, 68, 68, 0.3);
}

.wikilink-icon {
    opacity: 0.5;
    margin: 0 1px;
}

/* Callout Boxes */
.callout-box {
    margin: 16px 0;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent-color);
    background: var(--bg-surface-2);
}

.callout-title {
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.callout-note { border-left-color: #3B82F6; }
.callout-tip { border-left-color: #10B981; }
.callout-important { border-left-color: #8B5CF6; }
.callout-warning { border-left-color: #F59E0B; }
.callout-caution { border-left-color: #EF4444; }

/* Tables */
.table-container {
    overflow-x: auto;
    margin: 16px 0;
}

.markdown-table {
    width: 100%;
    border-collapse: collapse;
}

.markdown-table th, .markdown-table td {
    padding: 8px 12px;
    border: 1px solid var(--border-subtle);
    font-size: 0.88rem;
}

.markdown-table th {
    background: var(--bg-surface-2);
    font-weight: 600;
}

/* Task Checkboxes */
.task-list {
    list-style: none;
    margin: 12px 0;
}

.task-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.task-completed span {
    text-decoration: line-through;
    opacity: 0.6;
}

/* Tag Pills */
.tag-pill, .tag-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 600;
    background: var(--bg-surface-2);
    color: var(--accent-color);
    border: 1px solid var(--border-subtle);
    cursor: pointer;
    transition: all 0.15s ease;
}

.tag-pill:hover, .tag-badge:hover {
    border-color: var(--accent-color);
    background: var(--accent-glow);
}

/* Right Sidebar (Backlinks & Mini-Graph) */
.workspace-sidebar-right {
    background: var(--bg-surface-1);
    border-left: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.sidebar-right-header {
    display: flex;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-surface-2);
}

.sidebar-tab {
    flex: 1;
    padding: 10px 0;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

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

.sidebar-tab.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
    background: var(--bg-surface-1);
}

.sidebar-right-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.panel-section {
    margin-bottom: 18px;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.empty-backlinks-text, .empty-tags-text {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.backlinks-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.backlink-card {
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 10px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.backlink-card:hover {
    border-color: var(--accent-color);
    box-shadow: var(--shadow-sm);
}

.backlink-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.82rem;
    font-weight: 600;
}

.backlink-snippet {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 6px;
    line-height: 1.4;
}

.outgoing-links-chips, .tag-chips-wrapper, .tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.link-chip {
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid var(--border-subtle);
    background: var(--bg-surface-2);
    cursor: pointer;
    color: var(--text-primary);
}

.link-chip.unresolved {
    color: #F87171;
    border-style: dashed;
}

/* Mini Graph in Sidebar */
.mini-graph-wrapper {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.mini-graph-wrapper .svg-graph-canvas-container {
    height: 280px;
    border-radius: var(--radius-md);
}

.mini-graph-footer {
    padding-top: 12px;
    text-align: center;
}

.expand-graph-link {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.8rem;
    text-decoration: none;
}

/* SVG Graph Canvas */
.svg-graph-canvas-container {
    width: 100%;
    height: 100%;
    position: relative;
    background: var(--bg-app);
    overflow: hidden;
}

.graph-top-toolbar {
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 10;
    pointer-events: none;
}

.toolbar-stats, .toolbar-actions {
    pointer-events: auto;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 6px 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
}

.physics-status.active {
    color: #10B981;
}

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

.btn-icon {
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 3px 8px;
    font-size: 0.72rem;
    cursor: pointer;
}

.btn-icon:hover {
    background: var(--bg-surface-3);
}

.svg-graph {
    width: 100%;
    height: 100%;
    cursor: grab;
}

.svg-graph:active {
    cursor: grabbing;
}

.graph-node-group {
    cursor: pointer;
    transition: transform 0.05s ease-out;
}

.node-label {
    font-size: 11px;
    font-family: var(--font-sans);
    fill: var(--text-secondary);
    pointer-events: none;
    font-weight: 500;
}

.node-label.label-highlighted {
    fill: var(--text-primary);
    font-weight: 700;
}

/* Full Graph Page */
.full-graph-page {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.full-graph-header {
    height: 48px;
    background: var(--bg-surface-1);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-back {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
}

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

.graph-title {
    font-size: 0.95rem;
    font-weight: 700;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.graph-tag-select {
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
}

.btn-toggle-controls {
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
}

.btn-toggle-controls.active {
    background: var(--accent-color);
    color: #FFFFFF;
}

.full-graph-canvas-wrapper {
    flex: 1;
    position: relative;
    height: calc(100% - 48px);
}

.floating-controls-panel {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 280px;
    z-index: 20;
}

.graph-controls-card {
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    padding: 14px;
    box-shadow: var(--shadow-xl);
}

.controls-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.controls-title {
    font-size: 0.8rem;
    font-weight: 700;
}

.control-row {
    margin-bottom: 10px;
}

.control-row label {
    display: block;
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.control-row input[type="range"] {
    width: 100%;
}

.control-row-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--border-subtle);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    cursor: pointer;
}

/* Modals & Command Palette */
.command-palette-backdrop, .modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 12vh;
    z-index: 1000;
}

.command-palette-modal {
    width: 580px;
    max-width: 90vw;
    background: var(--bg-surface-1);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.palette-input-wrapper {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-subtle);
    gap: 10px;
}

.palette-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    font-size: 1rem;
    color: var(--text-primary);
}

.palette-close-btn {
    background: var(--bg-surface-3);
    border: none;
    color: var(--text-muted);
    font-size: 0.7rem;
    font-family: var(--font-mono);
    padding: 2px 6px;
    border-radius: 4px;
    cursor: pointer;
}

.palette-results-list {
    max-height: 360px;
    overflow-y: auto;
    padding: 8px;
}

.palette-group-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 8px;
}

.palette-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.15s ease;
}

.palette-item.selected, .palette-item:hover {
    background: var(--bg-surface-2);
}

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

.item-score {
    font-size: 0.65rem;
    color: var(--accent-color);
    font-family: var(--font-mono);
}

.item-snippet {
    font-size: 0.72rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
}

.palette-footer {
    padding: 8px 16px;
    background: var(--bg-surface-2);
    border-top: 1px solid var(--border-subtle);
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.palette-footer kbd {
    background: var(--bg-surface-3);
    padding: 1px 4px;
    border-radius: 3px;
    font-family: var(--font-mono);
}

/* General Modal Card */
.modal-card {
    width: 480px;
    max-width: 90vw;
    background: var(--bg-surface-1);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.modal-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 0.95rem;
    font-weight: 700;
}

.btn-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1rem;
    cursor: pointer;
}

.modal-body {
    padding: 18px;
    max-height: 70vh;
    overflow-y: auto;
}

.modal-footer {
    padding: 12px 18px;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.btn-primary {
    padding: 6px 14px;
    background: var(--accent-color);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
}

.btn-secondary {
    padding: 6px 14px;
    background: var(--bg-surface-2);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
}

.btn-danger {
    padding: 6px 14px;
    background: #EF4444;
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
}

/* Settings Options */
.settings-group {
    margin-bottom: 18px;
}

.settings-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.settings-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.theme-options {
    display: flex;
    gap: 8px;
}

.theme-btn {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
}

.theme-btn.active {
    background: var(--accent-glow);
    border-color: var(--accent-color);
    color: var(--text-primary);
}

.accent-options {
    display: flex;
    gap: 10px;
}

.accent-dot {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
}

.accent-dot.selected {
    border-color: #FFFFFF;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}

.accent-dot.emerald { background: #10B981; }
.accent-dot.cyan { background: #06B6D4; }
.accent-dot.violet { background: #8B5CF6; }
.accent-dot.amber { background: #F59E0B; }

.danger-zone {
    border-top: 1px solid rgba(239, 68, 68, 0.2);
    padding-top: 16px;
}

.danger-text {
    color: #EF4444;
}

/* Backup Modal */
.backup-actions-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}

.backup-card-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-surface-2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    transition: all 0.15s ease;
}

.backup-card-btn:hover {
    border-color: var(--accent-color);
    background: var(--bg-surface-3);
}

.card-btn-icon {
    font-size: 1.5rem;
}

.card-btn-content strong {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 2px;
}

.card-btn-content span {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.import-drop-zone {
    margin-top: 10px;
}

.btn-import-file {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
    background: var(--bg-surface-2);
    border: 2px dashed var(--border-strong);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.btn-import-file:hover {
    border-color: var(--accent-color);
}

.hidden-file-input {
    display: none;
}

.status-alert {
    padding: 10px;
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-alert.success {
    background: rgba(16, 185, 129, 0.2);
    color: #10B981;
    border: 1px solid rgba(16, 185, 129, 0.4);
}

.status-alert.error {
    background: rgba(239, 68, 68, 0.2);
    color: #EF4444;
    border: 1px solid rgba(239, 68, 68, 0.4);
}

/* Toast */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
}

.toast-card {
    background: var(--bg-surface-1);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    padding: 10px 16px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
}

.btn-toast-action {
    background: var(--accent-color);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-sm);
    padding: 3px 8px;
    font-weight: 600;
    cursor: pointer;
}