:root {
    --bg-primary: #1e1e2e;
    --bg-secondary: #181825;
    --bg-tertiary: #11111b;
    --bg-hover: #313244;
    --bg-active: #45475a;
    --text-primary: #cdd6f4;
    --text-secondary: #a6adc8;
    --text-muted: #6c7086;
    --accent: #89b4fa;
    --accent-hover: #b4befe;
    --border: #313244;
    --success: #a6e3a1;
    --error: #f38ba8;
    --warning: #fab387;
    --nav-rail-width: 52px;
    --nav-width: 260px;
    --directory-width: 260px;
    --topbar-height: 56px;
    --radius: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
}

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

html, body {
    height: 100%;
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* Topbar */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--topbar-height);
    padding: 0 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-left, .topbar-right { display: flex; align-items: center; gap: 1rem; }
.topbar-center { flex: 1; max-width: 480px; margin: 0 2rem; }

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.logo-text {
    font-size: 0.95rem;
}

.search-box { position: relative; }
.search-box .search-icon {
    position: absolute;
    left: 0.65rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}
.search-box input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.2rem;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.9rem;
}
.search-box input:focus { outline: none; border-color: var(--accent); }

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    max-height: 400px;
    overflow-y: auto;
    z-index: 200;
}

.team-selector select {
    background: var(--bg-hover);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.4rem 0.8rem;
}

.search-result-item {
    display: block;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}
.search-result-item:hover { background: var(--bg-hover); }
.search-result-item .result-type {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--text-muted);
}
.search-result-item .result-snippet {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.user-menu { position: relative; }
.user-menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0;
}
.user-menu-btn.btn-icon {
    border: 1px solid var(--border);
    background: var(--bg-hover);
}
.user-menu-btn:hover { background: var(--bg-hover); }

.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.85rem;
}

.user-dropdown-name {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-dropdown {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 4px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    min-width: 160px;
    z-index: 200;
}
.user-dropdown a, .user-dropdown button {
    display: block;
    width: 100%;
    padding: 0.6rem 1rem;
    text-align: left;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.9rem;
}
.user-dropdown a:hover, .user-dropdown button:hover { background: var(--bg-hover); }

/* Auth pages */
.auth-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.auth-page { width: 100%; max-width: 420px; padding: 1rem; }
.auth-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
}
.auth-header { text-align: center; margin-bottom: 1.5rem; }
.auth-header h1 { font-size: 1.5rem; margin-bottom: 0.25rem; }
.auth-header p { color: var(--text-secondary); font-size: 0.9rem; }
.auth-footer { text-align: center; margin-top: 1rem; font-size: 0.9rem; color: var(--text-secondary); }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 0.6rem 0.8rem;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.95rem;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: var(--accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-hover);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.15s;
}
.btn:hover { background: var(--bg-active); }
.btn-primary { background: var(--accent); color: var(--bg-primary); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: transparent; }
.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }
.btn-block { width: 100%; }
.btn.active { background: var(--accent); color: var(--bg-primary); }

.icon-svg {
    display: block;
    flex-shrink: 0;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-hover);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.btn-icon:hover {
    background: var(--bg-active);
    color: var(--text-primary);
}
.btn-icon.active {
    background: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}
.btn-icon-link {
    text-decoration: none;
}
.btn-icon-primary {
    background: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}
.btn-icon-primary:hover {
    background: var(--accent-hover);
    color: var(--bg-primary);
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}
.alert-error { background: rgba(243, 139, 168, 0.15); color: var(--error); border: 1px solid var(--error); }

/* Dashboard */
.dashboard { padding: 1.5rem; max-width: 1400px; margin: 0 auto; }
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}
.dashboard-header h1 { font-size: 1.75rem; }
.dashboard-header p { color: var(--text-secondary); }
.dashboard-actions { display: flex; gap: 0.5rem; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
}
.stat-value { display: block; font-size: 2rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 0.85rem; color: var(--text-secondary); }

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
.panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.panel-wide { grid-column: 1 / -1; }
.panel-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
}
.panel-header h2 { font-size: 1rem; }
.panel-body { padding: 1rem 1.25rem; }

.project-list { display: grid; gap: 0.75rem; }
.project-card {
    display: block;
    padding: 1rem;
    background: var(--bg-hover);
    border-radius: var(--radius);
    color: var(--text-primary);
    transition: background 0.15s;
}
.project-card:hover { background: var(--bg-active); }
.project-card-title { font-weight: 600; margin-bottom: 0.25rem; }
.project-card-meta { display: flex; gap: 0.75rem; font-size: 0.85rem; color: var(--text-secondary); }
.project-card-team { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.25rem; }

.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    text-transform: uppercase;
    background: var(--bg-active);
    color: var(--text-secondary);
}
.badge-owner { background: rgba(137, 180, 250, 0.2); color: var(--accent); }
.badge-editor { background: rgba(166, 227, 161, 0.2); color: var(--success); }
.badge-viewer { background: rgba(108, 112, 134, 0.2); color: var(--text-muted); }

.note-list, .team-list, .activity-list { list-style: none; }
.note-list li a {
    display: block;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}
.note-list li a strong { display: block; }
.note-list li a span, .note-list li a time {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-right: 0.5rem;
}

.team-list li, .activity-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}
.activity-action { text-transform: capitalize; color: var(--accent); }
.activity-user, .activity-project { color: var(--text-secondary); margin: 0 0.25rem; }
.activity-list time { color: var(--text-muted); font-size: 0.8rem; }

.empty-state { color: var(--text-muted); font-size: 0.9rem; text-align: center; padding: 1rem; }

/* Modal */
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.6); }
.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    width: 90%;
    max-width: 440px;
    box-shadow: var(--shadow);
}
.modal-content h3 { margin-bottom: 1rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 1rem; }

/* Project workspace */
.project-body .main-content { height: calc(100vh - var(--topbar-height)); overflow: hidden; }

.project-workspace {
    display: grid;
    grid-template-columns: var(--nav-rail-width) var(--directory-width) minmax(0, 1fr);
    height: 100%;
    transition: grid-template-columns 0.2s ease;
}

.project-workspace.nav-expanded {
    grid-template-columns: var(--nav-width) var(--directory-width) minmax(0, 1fr);
}

.sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.sidebar-nav {
    border-right: 1px solid var(--border);
    z-index: 1;
    overflow: hidden;
    display: flex;
    flex-direction: row;
    min-width: 0;
}

.nav-rail {
    width: var(--nav-rail-width);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    padding: 0.55rem 0.35rem;
    background: var(--bg-secondary);
    border-right: 1px solid transparent;
}

.sidebar-nav.expanded .nav-rail {
    border-right-color: var(--border);
}

.nav-panel {
    display: none;
    flex: 1;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
    background: var(--bg-secondary);
}

.sidebar-nav.expanded .nav-panel {
    display: flex;
}

.nav-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.75rem 0.85rem;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.nav-panel-header h3 {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
}

.nav-panel-body {
    flex: 1;
    overflow-y: auto;
    min-height: 0;
}

.nav-panel-body .tab-panel {
    display: none;
    height: 100%;
    overflow-y: auto;
    padding: 1rem;
}

.nav-panel-body .tab-panel.active {
    display: block;
}

.sidebar-directory {
    background: var(--bg-tertiary);
    z-index: 5;
    position: relative;
}

.sidebar-header-compact {
    padding: 0.65rem 0.75rem;
}

.sidebar-header-row {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    min-width: 0;
}

.project-title {
    flex: 1;
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.sidebar-actions {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
}

.editor-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-primary);
    position: relative;
    min-height: 0;
    border-left: 1px solid var(--border);
    z-index: 1;
    isolation: isolate;
}

.sidebar-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}
.sidebar-header h2 { font-size: 1rem; margin: 0.5rem 0; }
.back-link { font-size: 0.85rem; color: var(--text-muted); }

.tree-container {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
    position: relative;
    z-index: 1;
}

.tree-list { min-height: 2rem; }

.tree-root-drop {
    margin-bottom: 0.5rem;
    padding: 0.5rem;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    color: var(--text-muted);
    font-size: 0.75rem;
    text-align: center;
}
.tree-root-drop.drop-target,
.tree-item.drop-target {
    border-color: var(--accent);
    background: rgba(137, 180, 250, 0.12);
    color: var(--accent);
}

.tree-row { width: 100%; }

.tree-item {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.45rem;
    padding-left: calc(0.45rem + var(--depth, 0) * 0.85rem);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
    user-select: none;
    min-width: 0;
    border: 1px solid transparent;
    touch-action: manipulation;
}
@media (hover: hover) {
    .tree-item:hover { background: var(--bg-hover); color: var(--text-primary); }
}
.tree-item.active { background: var(--bg-active); color: var(--accent); }
.tree-item.selected-folder { outline: 1px solid var(--border); background: var(--bg-hover); }
.tree-item.dragging { opacity: 0.45; }
.tree-item.folder { font-weight: 500; }
.tree-item .tree-icon,
.tree-item .icon-svg { flex-shrink: 0; color: var(--text-muted); pointer-events: none; }
.tree-item.active .tree-icon { color: var(--accent); }
.tree-item .tree-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    pointer-events: none;
}
.tree-children { width: 100%; }

.modal-content-sm { max-width: 360px; }

.icon-picker-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
}
.icon-picker-trigger:hover {
    background: var(--bg-hover);
}
.icon-picker-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.45rem;
    max-height: 280px;
    overflow: auto;
    margin-bottom: 1rem;
}
.icon-picker-option {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-muted);
    cursor: pointer;
}
.icon-picker-option:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}
.icon-picker-option.selected {
    border-color: var(--accent);
    background: var(--bg-active);
    color: var(--accent);
}
.prop-icon-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
#propIconPreview {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-muted);
}
#createIconPreview {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
}

.context-menu {
    position: fixed;
    z-index: 2000;
    min-width: 160px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 0.35rem;
}
.context-menu[hidden] { display: none; }
.context-menu-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.5rem 0.65rem;
    border: none;
    border-radius: 4px;
    background: none;
    color: var(--text-primary);
    font-size: 0.85rem;
    cursor: pointer;
    text-align: left;
}
.context-menu-item:hover {
    background: var(--bg-hover);
}
.context-menu-item.context-menu-danger {
    color: var(--error);
}
.context-menu-item.context-menu-danger:hover {
    background: rgba(243, 139, 168, 0.12);
}

.nav-panel-close .icon-svg {
    transform: rotate(180deg);
}

.sidebar-nav .tab-panel {
    flex: 1;
    overflow-y: auto;
    min-height: 0;
}

.editor-container { flex: 1; overflow: hidden; position: relative; min-height: 0; padding: 1rem 1.25rem 1.25rem; }

.editor-header {
    flex-shrink: 0;
    padding: 1rem 1.25rem 1.1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.editor-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.65rem;
}

.editor-header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.editor-field-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.editor-title-input {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 1.35rem;
    font-weight: 600;
    line-height: 1.3;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.editor-title-input::placeholder {
    color: var(--text-muted);
    font-weight: 500;
}

.editor-title-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(137, 180, 250, 0.15);
}

.editor-title-input:read-only {
    background: var(--bg-tertiary);
    cursor: default;
}

.editor-status {
    font-size: 0.78rem;
    color: var(--text-muted);
    white-space: nowrap;
}
.editor-status.pending { color: var(--text-muted); }
.editor-status.saving { color: var(--warning); }
.editor-status.saved { color: var(--success); }
.editor-status.restored { color: var(--accent); }
.editor-status.error { color: var(--danger); }

.editor-mode-toggle { display: flex; gap: 0.25rem; }

.editor-content-shell {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) + 2px);
    overflow: hidden;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.editor-content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.65rem 1rem;
    border-bottom: 1px solid var(--border);
    background: rgba(0, 0, 0, 0.12);
}

.editor-content-body {
    flex: 1;
    min-height: 0;
    position: relative;
}

.editor-content-body.editor-drop-target {
    box-shadow: inset 0 0 0 2px rgba(137, 180, 250, 0.45);
}

.editor-content-body.editor-drop-target::after {
    content: 'Drop note to insert link';
    position: absolute;
    top: 0.75rem;
    right: 0.85rem;
    padding: 0.25rem 0.55rem;
    border-radius: 999px;
    background: rgba(137, 180, 250, 0.15);
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 600;
    pointer-events: none;
    z-index: 3;
}

.editor-container .EasyMDEContainer .CodeMirror .wiki-link-cursor {
    cursor: pointer;
}

.editor-surface {
    height: 100%;
    min-height: 0;
}

.editor-container .EasyMDEContainer {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.editor-container .EasyMDEContainer .CodeMirror-fullscreen,
.editor-container .editor-preview-side,
.editor-container .editor-preview {
    z-index: 20;
}

.editor-container .EasyMDEContainer .CodeMirror {
    flex: 1;
    height: auto !important;
    min-height: 100%;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    line-height: 1.7;
}

.editor-container .EasyMDEContainer .CodeMirror-scroll {
    min-height: 100%;
}

.editor-container .EasyMDEContainer .CodeMirror-lines {
    padding: 1.25rem 1.5rem 2rem;
}

.editor-container .EasyMDEContainer .CodeMirror pre.CodeMirror-line,
.editor-container .EasyMDEContainer .CodeMirror pre.CodeMirror-line-like {
    padding: 0 4px;
}

.editor-container .EasyMDEContainer .CodeMirror-cursor {
    border-left-color: var(--accent);
}

.editor-container .EasyMDEContainer .CodeMirror-selected {
    background: rgba(137, 180, 250, 0.18) !important;
}

.editor-container .EasyMDEContainer .CodeMirror-gutters {
    background: var(--bg-tertiary);
    border-right: 1px solid var(--border);
    color: var(--text-muted);
}

.editor-container .EasyMDEContainer .CodeMirror-linenumber {
    padding: 0 0.75rem 0 0.5rem;
    min-width: 2rem;
}

.editor-container .editor-toolbar {
    background: var(--bg-tertiary);
    border: none;
    border-bottom: 1px solid var(--border);
    padding: 0.35rem 0.5rem;
}

.editor-container .editor-toolbar button {
    color: var(--text-secondary) !important;
    border-radius: 6px !important;
}

.editor-container .editor-toolbar button:hover,
.editor-container .editor-toolbar button.active {
    background: var(--bg-hover) !important;
    color: var(--text-primary) !important;
}

.editor-container .editor-toolbar i.separator {
    border-left-color: var(--border) !important;
}

.editor-surface[hidden] {
    display: none !important;
}

#noteEditor.plain-editor {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 320px;
    padding: 1.25rem 1.5rem 2rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: none;
    resize: none;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    line-height: 1.7;
}

#noteEditor.plain-editor:focus {
    outline: none;
}

.markdown-preview {
    padding: 1.5rem 1.75rem 2rem;
    overflow-y: auto;
    height: 100%;
    line-height: 1.75;
    background: var(--bg-primary);
}
.markdown-preview h1, .markdown-preview h2, .markdown-preview h3 { margin: 1rem 0 0.5rem; }
.markdown-preview p { margin-bottom: 0.75rem; }
.markdown-preview code {
    background: var(--bg-hover);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}
.markdown-preview pre {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: var(--radius);
    overflow-x: auto;
    margin: 0.75rem 0;
}
.markdown-preview pre code { background: none; padding: 0; }
.markdown-preview a { color: var(--accent); }
.editor-container .EasyMDEContainer .CodeMirror .cm-note-link {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-color: rgba(137, 180, 250, 0.45);
    cursor: pointer;
    pointer-events: auto;
}

.editor-container .EasyMDEContainer .CodeMirror .cm-note-link-widget {
    display: inline;
    white-space: nowrap;
    vertical-align: baseline;
}

.editor-container .EasyMDEContainer .CodeMirror .cm-note-link:hover {
    color: var(--accent-hover);
}

.markdown-preview .wiki-link,
.markdown-preview .note-link {
    color: var(--accent);
    cursor: pointer;
    text-decoration: underline;
    text-decoration-color: rgba(137, 180, 250, 0.45);
}
.markdown-preview .wiki-link:hover,
.markdown-preview .note-link:hover {
    color: var(--accent-hover);
}
.markdown-preview ul, .markdown-preview ol { padding-left: 1.5rem; margin-bottom: 0.75rem; }
.markdown-preview blockquote {
    border-left: 3px solid var(--accent);
    padding-left: 1rem;
    color: var(--text-secondary);
    margin: 0.75rem 0;
}

.empty-editor {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    background: rgba(30, 30, 46, 0.85);
    z-index: 2;
    pointer-events: none;
}
.empty-editor p { pointer-events: none; }
.empty-editor[hidden] { display: none !important; }

/* Nav sidebar tabs */
.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
}
.sidebar-tabs-icons {
    flex-direction: column;
    gap: 0.35rem;
    padding: 0;
    justify-content: flex-start;
    border-bottom: none;
}
.tab-btn {
    flex: 1;
    padding: 0.75rem 0.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
}
.tab-btn.icon-tab {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--radius);
    border-bottom: 1px solid transparent;
}
.tab-btn.icon-tab:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}
.tab-btn.icon-tab.active {
    color: var(--accent);
    background: rgba(137, 180, 250, 0.12);
    border-color: var(--border);
    border-bottom-color: var(--border);
}
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-btn:hover { color: var(--text-primary); }

.tab-panel { display: none; flex: 1; overflow-y: auto; padding: 1rem; }
.tab-panel.active { display: block; }

.sidebar-list .link-item {
    display: block;
    padding: 0.5rem;
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
}
.sidebar-list .link-item:hover { background: var(--bg-hover); }

.revision-item {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
}
.revision-item .rev-meta { color: var(--text-muted); font-size: 0.8rem; margin-top: 0.25rem; }
.revision-item button { margin-top: 0.35rem; }

.properties-panel dl { font-size: 0.9rem; }
.properties-panel dt { color: var(--text-muted); font-size: 0.8rem; margin-top: 0.5rem; }
.properties-panel dd { color: var(--text-primary); }

.invite-form { margin-top: 1rem; display: flex; flex-direction: row; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.invite-form input[type="email"] { flex: 1; min-width: 120px; }
.invite-form select { flex: 0 0 auto; }

.profile-page { padding: 2rem; max-width: 600px; }
.profile-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-top: 1rem;
}
.profile-card dl dt { color: var(--text-muted); font-size: 0.85rem; }
.profile-card dl dd { margin-bottom: 0.75rem; }

.loading { color: var(--text-muted); padding: 1rem; text-align: center; }

/* Responsive */
@media (max-width: 1200px) {
    .project-workspace {
        grid-template-columns: var(--nav-rail-width) 220px minmax(0, 1fr);
    }
    .project-workspace.nav-expanded {
        grid-template-columns: 220px 220px minmax(0, 1fr);
    }
}

@media (max-width: 1024px) {
    .project-workspace {
        grid-template-columns: var(--nav-rail-width) minmax(0, 1fr);
    }
    .project-workspace.nav-expanded {
        grid-template-columns: 220px minmax(0, 1fr);
    }
    .sidebar-directory { display: none; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .project-workspace { grid-template-columns: 1fr; }
    .sidebar-directory {
        position: fixed;
        left: -280px;
        top: var(--topbar-height);
        bottom: 0;
        width: var(--directory-width);
        z-index: 50;
        transition: left 0.2s;
    }
    .sidebar-directory.open { left: 0; }
    .dashboard-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .topbar-center { display: none; }
}