/* CSS Variables - These are set by JavaScript based on theme/mode */
:root {
    --font-mono: 'Fira Code', monospace;
    --color-bg-primary: #1a1a2e;
    --color-bg-secondary: #16213e;
    --color-bg-tertiary: #0f3460;
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #666666;
    --color-accent: #e94560;
    --color-accent-hover: #ff6b8a;
    --color-accent-text: #1a1a2e;
    --color-border: #0f3460;
    --color-border-hover: #e94560;
    --canvas-bg: #1a1a2e;
    --canvas-grid: #252540;
    --canvas-text: #e0e0e0;
    --canvas-selection: #e94560;
    --color-success: #27ae60;
    --color-warning: #f39c12;
    --color-danger: #e74c3c;
    --color-overlay-bg: rgba(0, 0, 0, 0.6);
    --color-hover-bg: rgba(255, 255, 255, 0.05);
    --color-scrollbar-track: #1a1a2e;
    --color-scrollbar-thumb: #0f3460;
}

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--color-bg-primary);
}

#app {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Welcome Banner */
.welcome-banner {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 10px 16px;
    background: var(--color-accent);
    font-size: 13px;
    color: var(--color-accent-text);
}

.welcome-banner.hidden {
    display: none;
}

.welcome-text {
    text-align: center;
}

.welcome-dismiss {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--color-accent-text);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    opacity: 0.7;
    transition: all 0.15s ease;
}

.welcome-dismiss:hover {
    background: rgba(0, 0, 0, 0.15);
    opacity: 1;
}

#toolbar {
    height: 48px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    flex-shrink: 0;
}

#toolbar-left {
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    flex-shrink: 0;
}

/* Tab Bar */
#tab-bar {
    display: flex;
    flex-grow: 1;
    align-items: center;
    justify-content: flex-start;
    overflow: hidden;
    margin-left: 8px;
    gap: 4px;
}

#tab-list {
    display: flex;
    scrollbar-width: none;
    -ms-overflow-style: none;
    gap: 2px;
    align-items: center;
}

#tab-list::-webkit-scrollbar {
    display: none;
}

/* When tabs overflow, make tab-list scrollable and fill available space */
#tab-bar.tabs-overflow #tab-list {
    flex: 1;
    min-width: 0;
    overflow-x: auto;
}

.tab {
    display: flex;
    align-items: center;
    padding: 6px 8px 6px 12px;
    min-width: 80px;
    max-width: 180px;
    cursor: pointer;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    transition: background 0.15s ease, border-color 0.15s ease;
    user-select: none;
    flex-shrink: 0;
}

.tab:hover {
    background: var(--color-hover-bg);
}

.tab.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.tab-dirty-indicator {
    color: var(--color-accent);
    font-size: 10px;
    margin-right: 4px;
    display: none;
}

.tab.dirty .tab-dirty-indicator {
    display: inline;
}

.tab-name {
    color: var(--color-text-secondary);
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.tab.active .tab-name {
    color: var(--color-accent-text);
}

.tab.active .tab-dirty-indicator {
    color: var(--color-accent-text);
}

.tab-close-btn {
    width: 18px;
    height: 18px;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    border-radius: 3px;
    font-size: 14px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 6px;
    opacity: 0;
    transition: all 0.15s ease;
    flex-shrink: 0;
}

.tab:hover .tab-close-btn,
.tab.active .tab-close-btn {
    opacity: 1;
}

.tab-close-btn:hover {
    background: var(--color-hover-bg);
    color: var(--color-accent);
}

.tab.active .tab-close-btn {
    color: var(--color-accent-text);
    opacity: 0.6;
}

.tab.active .tab-close-btn:hover {
    background: rgba(0, 0, 0, 0.15);
    color: var(--color-accent-text);
    opacity: 1;
}

.tab-new-btn {
    width: 28px;
    height: 28px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: 6px;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
    flex-shrink: 0;
}

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

/* Tab drag states */
.tab.dragging {
    opacity: 0.5;
}

.tab.drag-over-left::before,
.tab.drag-over-right::after {
    content: '';
    position: absolute;
    top: 4px;
    bottom: 4px;
    width: 2px;
    background: var(--color-accent);
    border-radius: 1px;
}

.tab.drag-over-left::before {
    left: -1px;
}

.tab.drag-over-right::after {
    right: -1px;
}

.tab {
    position: relative;
}

/* Floating Toolbar */
#floating-toolbar {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    z-index: 100;
}

.tool-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
}

.tool-btn svg {
    width: 100%;
    height: 100%;
}

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

.tool-btn.active {
    background: var(--color-accent);
    color: var(--color-accent-text);
}

#main-area {
    flex: 1;
    display: flex;
    position: relative;
    overflow: hidden;
}

#canvas-container {
    flex: 1;
    min-width: 0;
    position: relative;
    overflow: hidden;
}

#canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
    cursor: default;
}

#style-panel {
    width: 200px;
    min-width: 200px;
    background: var(--color-bg-secondary);
    border-right: 1px solid var(--color-border);
    padding: 10px;
    overflow-y: auto;
    flex-shrink: 0;
    display: block;
}

#style-panel.hidden {
    display: none;
}

#style-panel h3 {
    color: var(--color-accent);
    margin-bottom: 15px;
}

.panel-section {
    margin-bottom: 15px;
}

.panel-label {
    color: var(--color-text-secondary);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

/* Custom Dropdown */
.custom-dropdown {
    position: relative;
}

.dropdown-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid var(--color-border);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 13px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s ease;
    text-align: left;
}

.dropdown-trigger:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent);
}

.custom-dropdown.open .dropdown-trigger {
    border-color: var(--color-accent);
    background: var(--color-bg-tertiary);
}

.dropdown-char {
    font-family: var(--font-mono);
    font-size: 16px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

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

.dropdown-arrow {
    width: 12px;
    height: 12px;
    color: var(--color-text-secondary);
    flex-shrink: 0;
    transition: transform 0.15s ease;
}

.custom-dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
}

.custom-dropdown.disabled .dropdown-trigger {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.custom-dropdown.disabled .dropdown-trigger:hover {
    background: var(--color-bg-primary);
    border-color: var(--color-border);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 4px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    max-height: 240px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

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

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    cursor: pointer;
    transition: background 0.1s ease;
    color: var(--color-text-primary);
}

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

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

.dropdown-item.active .dropdown-item-char {
    color: var(--color-accent-text);
}

.dropdown-item-char {
    font-family: var(--font-mono);
    font-size: 16px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
    color: var(--color-text-primary);
}

.dropdown-item-name {
    font-size: 13px;
    flex: 1;
}

/* Dropdown scrollbar */
.dropdown-menu::-webkit-scrollbar {
    width: 6px;
}

.dropdown-menu::-webkit-scrollbar-track {
    background: var(--color-scrollbar-track);
}

.dropdown-menu::-webkit-scrollbar-thumb {
    background: var(--color-scrollbar-thumb);
    border-radius: 3px;
}

.dropdown-menu::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

.layer-buttons {
    display: flex;
    gap: 4px;
}

.layer-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--color-border);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    transition: all 0.15s ease;
}

.layer-btn:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent);
}

.layer-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.layer-btn:disabled:hover {
    background: var(--color-bg-primary);
    border-color: var(--color-border);
}

.layer-btn svg {
    width: 100%;
    height: 100%;
}

#canvas.crosshair {
    cursor: crosshair;
}

#canvas.move {
    cursor: move;
}

#canvas.grab {
    cursor: grab;
}

#canvas.grabbing {
    cursor: grabbing;
}

#canvas.nwse-resize {
    cursor: nwse-resize;
}

#canvas.nesw-resize {
    cursor: nesw-resize;
}

#canvas.ns-resize {
    cursor: ns-resize;
}

#canvas.ew-resize {
    cursor: ew-resize;
}

#canvas.text {
    cursor: text;
}

#text-editor {
    position: absolute;
    background: var(--color-bg-primary);
    border: 2px solid var(--color-accent);
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    font-size: 14px;
    padding: 2px 4px;
    resize: none;
    outline: none;
    min-width: 100px;
    min-height: 24px;
    z-index: 100;
    line-height: 1.2;
}

#text-editor::placeholder {
    color: var(--color-text-muted);
}

/* Hidden class */
.hidden {
    display: none !important;
}

/* Document Info Section */
#document-info {
    display: flex;
    align-items: center;
    gap: 6px;
}

#document-name {
    color: var(--color-text-primary);
    font-size: 15px;
    font-weight: 500;
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#document-dirty {
    color: var(--color-accent);
    font-size: 16px;
    font-weight: bold;
}

.icon-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    transition: all 0.15s ease;
}

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

.icon-btn svg {
    width: 100%;
    height: 100%;
}

/* Save Button */
.save-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: #2d4a22;
    border: none;
    border-radius: 6px;
    color: var(--color-text-primary);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
}

.save-btn:hover {
    background: #3d6a2e;
}

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

/* Document Menu */
.document-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    min-width: 220px;
    z-index: 2000;
    display: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

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

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    cursor: pointer;
    transition: background 0.1s ease;
}

.menu-item:first-child {
    border-radius: 5px 5px 0 0;
}

.menu-item:last-child {
    border-radius: 0 0 5px 5px;
}

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

.menu-label {
    color: var(--color-text-primary);
    font-size: 13px;
}

.menu-shortcut {
    color: var(--color-text-muted);
    font-size: 11px;
    margin-left: 20px;
}

.menu-divider {
    height: 1px;
    background: var(--color-border);
    margin: 4px 0;
}

/* Submenu Styles */
.submenu {
    position: absolute;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    min-width: 200px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    display: none;
    z-index: 2001;
}

.submenu.open {
    display: block;
}

/* Invisible bridge to cover the gap between menu and submenu */
.submenu::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: -10px;
    width: 10px;
}

/* Submenu arrow indicator */
.submenu-arrow {
    width: 12px;
    height: 12px;
    color: var(--color-text-secondary);
    margin-left: auto;
    flex-shrink: 0;
}

/* Items with submenus */
.menu-item.has-submenu {
    position: relative;
}

.menu-item.has-submenu .menu-label {
    flex: 1;
}

.menu-item.has-submenu:hover,
.menu-item.has-submenu.submenu-open {
    background: var(--color-bg-tertiary);
}

/* Fix border radius for submenu items */
.submenu .menu-item:first-child {
    border-radius: 5px 5px 0 0;
}

.submenu .menu-item:last-child {
    border-radius: 0 0 5px 5px;
}

/* Nested submenu positioning */
.submenu .submenu {
    top: 0;
}

/* Tab Context Menu */
#tab-context-menu {
    position: fixed;
}

.menu-item.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

/* Modal Overlay */
#modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-overlay-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

#modal-content {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    min-width: 320px;
    max-width: 480px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
    color: var(--color-accent);
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: 4px;
    font-size: 20px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.modal-close:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-accent);
}

.modal-body {
    padding: 20px;
    color: var(--color-text-primary);
    font-size: 14px;
    max-height: 400px;
    overflow-y: auto;
}

.modal-body p {
    margin: 0;
    line-height: 1.5;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--color-border);
}

/* Buttons */
.btn {
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
}

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

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-secondary:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent);
}

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

.btn-danger:hover {
    background: #e74c3c;
    border-color: #e74c3c;
}

/* Input Fields */
.input-label {
    display: block;
    color: var(--color-text-secondary);
    font-size: 12px;
    margin-bottom: 6px;
}

.text-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.15s ease;
}

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

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

/* Document List */
.doc-list {
    max-height: 100%;
    overflow-y: auto;
    padding: 8px 0;
}

.doc-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.1s ease;
    margin: 0 8px 2px;
}

.doc-list-item:hover {
    background: var(--color-bg-tertiary);
}

.doc-list-item.selected {
    background: var(--color-accent);
}

.doc-list-item.selected .doc-name,
.doc-list-item.selected .doc-time {
    color: var(--color-accent-text);
}

.doc-list-item.active {
    border-left: 3px solid var(--color-accent);
    padding-left: 11px;
}

.doc-name {
    color: var(--color-text-primary);
    font-size: 14px;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 10px;
}

.doc-open-badge {
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 3px;
    margin-right: 10px;
    flex-shrink: 0;
}

.doc-list-item.is-open {
    opacity: 0.7;
}

.doc-list-item.is-open.selected .doc-open-badge {
    background: rgba(0, 0, 0, 0.2);
    color: var(--color-accent-text);
}

.doc-time {
    color: var(--color-text-muted);
    font-size: 12px;
    flex-shrink: 0;
}

/* Toast Notification */
.toast {
    position: absolute;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-accent);
    color: var(--color-text-primary);
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 13px;
    z-index: 150;
    opacity: 0;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    pointer-events: none;
}

.toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Modal Body Scrollbar */
.modal-body::-webkit-scrollbar,
.doc-list::-webkit-scrollbar {
    width: 6px;
}

.modal-body::-webkit-scrollbar-track,
.doc-list::-webkit-scrollbar-track {
    background: var(--color-scrollbar-track);
}

.modal-body::-webkit-scrollbar-thumb,
.doc-list::-webkit-scrollbar-thumb {
    background: var(--color-scrollbar-thumb);
    border-radius: 3px;
}

.modal-body::-webkit-scrollbar-thumb:hover,
.doc-list::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

/* Toolbar Right Section */
#toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    margin-left: 12px;
}

/* Sign In Button */
.sign-in-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: #24292e;
    border: 1px solid #444;
    border-radius: 6px;
    color: #ffffff;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
}

.sign-in-btn:hover {
    background: #2f363d;
    border-color: #666;
}

.sign-in-btn svg {
    flex-shrink: 0;
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px 4px 4px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--color-text-primary);
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s ease;
}

.user-menu-btn:hover {
    background: var(--color-hover-bg);
    border-color: var(--color-border);
}

.user-menu.open .user-menu-btn {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent);
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-bg-tertiary);
}

.user-name {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu-btn .dropdown-arrow {
    width: 12px;
    height: 12px;
    color: var(--color-text-secondary);
    transition: transform 0.15s ease;
}

.user-menu.open .user-menu-btn .dropdown-arrow {
    transform: rotate(180deg);
}

/* User Dropdown */
.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    min-width: 200px;
    z-index: 2000;
    display: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

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

.user-dropdown-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 12px 14px;
}

.user-dropdown-header span:first-child {
    color: var(--color-text-primary);
    font-size: 14px;
    font-weight: 500;
}

/* Sync Status */
.sync-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--color-text-secondary);
}

.sync-icon {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
}

.sync-status.pending .sync-icon {
    background: var(--color-warning);
    animation: pulse 1.5s infinite;
}

.sync-status.error .sync-icon {
    background: var(--color-danger);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}


/* Document List Sections (Cloud/Local) */
.doc-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 22px 6px;
    color: var(--color-text-secondary);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: sticky;
    top: 0;
    background: var(--color-bg-secondary);
    z-index: 1;
}

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

.doc-list-item .doc-cloud-icon,
.doc-list-item .doc-sync-icon {
    width: 14px;
    height: 14px;
    margin-right: 8px;
    flex-shrink: 0;
    color: var(--color-text-secondary);
}

.doc-list-item .doc-sync-icon.synced {
    color: var(--color-success);
}

.doc-list-item .doc-sync-icon.pending {
    color: var(--color-warning);
}

.doc-list-item .doc-sync-icon.error {
    color: var(--color-danger);
}

/* Move to Cloud/Local buttons */
.doc-action-btn {
    padding: 4px 8px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text-secondary);
    font-size: 11px;
    cursor: pointer;
    opacity: 0;
    transition: all 0.15s ease;
}

.doc-list-item:hover .doc-action-btn {
    opacity: 1;
}

.doc-action-btn:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent);
    color: var(--color-text-primary);
}

/* Tab storage indicators */
.tab-sync-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    margin-right: 6px;
    flex-shrink: 0;
    color: var(--color-text-secondary);
}

.tab-sync-indicator svg {
    width: 100%;
    height: 100%;
}

.tab.active .tab-sync-indicator {
    color: var(--color-accent-text);
}

.tab-sync-indicator.pending {
    animation: pulse 1.5s infinite;
}

.tab-sync-indicator.error {
    color: var(--color-danger);
}

/* Limit Warning Modal */
.limit-warning {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid var(--color-danger);
    border-radius: 4px;
    padding: 12px;
    margin-bottom: 16px;
}

.limit-warning-title {
    color: var(--color-danger);
    font-weight: 500;
    margin-bottom: 4px;
}

.limit-warning-text {
    color: var(--color-text-secondary);
    font-size: 13px;
}

/* Migration Dialog */
.migration-option {
    display: flex;
    align-items: center;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.migration-option:hover {
    border-color: var(--color-accent);
    background: rgba(233, 69, 96, 0.1);
}

.migration-option.selected {
    border-color: var(--color-accent);
    background: rgba(233, 69, 96, 0.15);
}

.migration-option-radio {
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-text-muted);
    border-radius: 50%;
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.migration-option.selected .migration-option-radio {
    border-color: var(--color-accent);
}

.migration-option.selected .migration-option-radio::after {
    content: '';
    width: 10px;
    height: 10px;
    background: var(--color-accent);
    border-radius: 50%;
}

.migration-option-text {
    flex: 1;
}

.migration-option-title {
    color: var(--color-text-primary);
    font-size: 14px;
    margin-bottom: 2px;
}

.migration-option-desc {
    color: var(--color-text-secondary);
    font-size: 12px;
}

/* Drag over state for file import */
#canvas-container.drag-over {
    position: relative;
}

#canvas-container.drag-over::after {
    content: 'Drop .plantext file to import';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(233, 69, 96, 0.1);
    border: 2px dashed var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 16px;
    font-weight: 500;
    z-index: 50;
    pointer-events: none;
}

/* Storage Manager Modal */
.storage-manager-modal {
    width: 90vw;
    max-width: 640px;
    min-width: 480px;
}

.storage-manager-modal .modal-body {
    padding: 0;
    max-height: calc(80vh - 130px);
}

/* Document list modal (Open dialog uses this) */
.doc-list-modal {
    width: 90vw;
    max-width: 600px;
    min-width: 400px;
}

.doc-list-modal .modal-body {
    padding: 0;
    max-height: calc(80vh - 130px);
}

/* Storage Manager Checkboxes */
.doc-checkbox {
    width: 16px;
    height: 16px;
    margin-right: 10px;
    accent-color: var(--color-accent);
    cursor: pointer;
    flex-shrink: 0;
}

/* Individual Delete Button */
.doc-delete-btn {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    border-radius: 4px;
    font-size: 16px;
    opacity: 0;
    transition: all 0.15s ease;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.doc-list-item:hover .doc-delete-btn {
    opacity: 1;
}

.doc-delete-btn:hover {
    background: rgba(231, 76, 60, 0.2);
    color: var(--color-danger);
}

/* Section Select All */
.doc-section-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.select-all-checkbox {
    width: 14px;
    height: 14px;
    accent-color: var(--color-accent);
    cursor: pointer;
}

.select-all-label {
    font-size: 11px;
    color: var(--color-text-muted);
    cursor: pointer;
}

/* Storage manager doc list item adjustments */
.storage-manager-modal .doc-list-item {
    cursor: default;
}

.storage-manager-modal .doc-list-item:hover {
    background: var(--color-hover-bg);
}

.storage-manager-modal .doc-list-item.checked {
    background: rgba(233, 69, 96, 0.1);
}

/* Empty section message */
.doc-section-empty {
    padding: 20px 22px;
    color: var(--color-text-muted);
    font-size: 13px;
    text-align: center;
}

/* Delete selected button */
.btn-danger:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

/* Move button in storage manager */
.doc-move-btn {
    margin-right: 4px;
}

.doc-action-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.doc-action-btn:disabled:hover {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text-secondary);
}

/* Settings Modal Styles */
.settings-modal {
    width: 400px;
    max-width: 90vw;
}

.settings-section {
    margin-bottom: 24px;
}

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

.settings-section-title {
    color: var(--color-text-secondary);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

.settings-row {
    margin-bottom: 16px;
}

.settings-row:last-child {
    margin-bottom: 0;
}

.settings-row > label {
    display: block;
    color: var(--color-text-primary);
    font-size: 13px;
    margin-bottom: 8px;
}

/* Theme Grid */
.theme-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.theme-swatch {
    aspect-ratio: 1;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.theme-swatch:hover {
    transform: scale(1.05);
}

.theme-swatch.active {
    border-color: var(--color-text-primary);
}

.theme-swatch.active::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--color-text-primary);
    border-radius: 50%;
}

.theme-swatch-inner {
    width: 100%;
    height: 100%;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.theme-swatch-bg {
    flex: 1;
}

.theme-swatch-accent {
    height: 6px;
}

/* Mode Toggle */
.mode-toggle {
    display: flex;
    gap: 4px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 4px;
}

.mode-toggle button {
    flex: 1;
    padding: 8px 12px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 13px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

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

.mode-toggle button.active {
    background: var(--color-accent);
    color: var(--color-accent-text);
}

.mode-toggle button .mode-icon {
    font-size: 14px;
}

.mode-toggle button .mode-label {
    font-size: 12px;
}

/* Font Selector */
.font-select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.15s ease;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 256 256'%3E%3Cpolyline points='208 96 128 176 48 96' fill='none' stroke='%23a0a0a0' stroke-linecap='round' stroke-linejoin='round' stroke-width='24'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px 12px;
    padding-right: 36px;
}

.font-select:hover {
    border-color: var(--color-accent);
}

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

.font-select option {
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    padding: 8px;
}