:root {
    --bg-dark: #1e1f21;
    --bg-sidebar: #2a2d30;
    --bg-hover: #35393d;
    --text-main: #d6d9dc;
    --text-dim: #a1a6aa;
    --accent-purple: #7b68ee;
    --accent-green: #2ecc71;
    --accent-orange: #e67e22;
    --accent-blue: #3498db;
    --border-color: #333639;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    height: 100vh;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100%;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar-header .logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-purple);
}

.user-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0,0,0,0.2);
    padding: 10px 12px;
    border-radius: 8px;
    margin-bottom: 5px;
}

#user-email-display {
    font-size: 0.75rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
    font-weight: 500;
}

#logout-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    font-size: 0.9rem;
    transition: color 0.2s;
    padding: 4px;
}

#logout-btn:hover {
    color: #ff6b6b;
}

.root-actions {
    display: flex;
    gap: 8px;
}

.root-actions button {
    background: #1a1b1e;
    border: 1px solid #373a40;
    color: var(--text-dim);
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.root-actions button:hover {
    background: var(--bg-hover);
    color: white;
    border-color: var(--accent-purple);
}

/* Login Styles - Enhanced */
.login-page {
    background: radial-gradient(circle at center, #2c3036 0%, #1e1f21 100%);
    display: flex;
    flex-direction: column;
}

.login-card {
    background: #25262b;
    padding: 50px 40px;
    border-radius: 20px;
    width: 420px;
    max-width: 90%;
    border: 1px solid #3e4046;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    text-align: center;
    position: relative;
    overflow: hidden;
    animation: fadeIn 0.4s ease-out;
}

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

.login-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue));
}

.login-icon {
    width: 70px;
    height: 70px;
    background: rgba(123, 104, 238, 0.1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--accent-purple);
    font-size: 2.2rem;
}

.login-header h2 {
    color: white;
    font-size: 1.8rem;
    margin-bottom: 8px;
    font-weight: 700;
}

.login-header p {
    color: var(--text-dim);
    font-size: 0.95rem;
    margin-bottom: 35px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group i {
    position: absolute;
    left: 16px;
    color: #5c5f66;
    font-size: 1rem;
}

.input-group input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    background: #1a1b1e;
    border: 1px solid #373a40;
    border-radius: 10px;
    color: white;
    font-size: 1rem;
    transition: all 0.2s;
}

.input-group input:focus {
    border-color: var(--accent-purple);
    background: #25262b;
    outline: none;
    box-shadow: 0 0 0 3px rgba(123, 104, 238, 0.1);
}

.login-btn {
    width: 100%;
    justify-content: center;
    padding: 14px !important;
    font-size: 1.05rem !important;
    border-radius: 10px !important;
    margin-top: 10px;
    gap: 12px !important;
}

.login-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.login-toggle {
    margin-top: 15px;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.login-toggle a {
    color: var(--accent-purple);
    text-decoration: none;
    font-weight: 600;
}

.login-toggle a:hover {
    text-decoration: underline;
}

.login-footer {
    margin-top: 40px;
    font-size: 0.8rem;
    color: #5c5f66;
}

.error-text {
    color: #ff6b6b;
    background: rgba(255, 107, 107, 0.1);
    padding: 10px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-top: 5px;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
}

.tree-item {
    cursor: pointer;
    user-select: none;
}

.tree-row {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    gap: 10px;
    transition: all 0.2s;
    font-size: 0.92rem;
    border-left: 3px solid transparent;
}

.tree-btn-container {
    margin-left: auto;
    display: flex;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.2s;
}

.tree-row:hover .tree-btn-container {
    opacity: 1;
}

.tree-add-btn, .tree-options-btn {
    color: var(--text-dim);
    font-size: 0.85rem !important;
}

.tree-add-btn:hover { color: var(--accent-green) !important; }
.tree-options-btn:hover { color: var(--accent-purple) !important; }

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

.tree-row.active {
    background-color: var(--bg-hover);
    border-left: 3px solid var(--accent-purple);
    color: white;
}

.tree-row.drag-over {
    background-color: rgba(124, 77, 255, 0.3) !important;
    border: 1px dashed var(--accent-purple);
}

.tree-row i {
    width: 18px;
    text-align: center;
    font-size: 1rem;
}

.folder-icon { color: var(--accent-blue); }
.file-icon { color: var(--text-dim); }

.children {
    padding-left: 18px;
    display: none;
}

.children.open {
    display: block;
}



/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-dark);
}

.top-bar {
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-dark);
}

.breadcrumbs {
    font-size: 0.85rem;
    color: var(--text-dim);
    font-weight: 500;
}

.breadcrumbs span {
    cursor: pointer;
}

.breadcrumbs span:hover {
    color: var(--text-main);
}

.breadcrumbs span::after {
    content: '/';
    margin: 0 10px;
    color: #444;
}

.breadcrumbs span:last-child {
    color: var(--text-main);
}

.breadcrumbs span:last-child::after {
    content: '';
}

.actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.template-bar {
    display: flex;
    gap: 5px;
    padding: 5px;
    background: #25262b;
    border-radius: 8px;
    margin-right: 15px;
}

.template-btn {
    background: transparent;
    border: 1px solid #3e4046;
    color: #a6a7ab;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.template-btn:hover {
    background: #3e4046;
    color: #fff;
    border-color: var(--accent-purple);
}

.template-btn i {
    font-size: 0.8rem;
}

/* Context Menu */
.context-menu {
    position: fixed;
    z-index: 1000;
    background: #25262b;
    border: 1px solid #3e4046;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.4);
    min-width: 180px;
    padding: 6px 0;
}

.context-menu ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.context-menu li {
    padding: 10px 15px;
    font-size: 0.9rem;
    color: #a6a7ab;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: background 0.2s;
}

.context-menu li:hover {
    background: #3e4046;
    color: #fff;
}

.context-menu li i {
    width: 16px;
    text-align: center;
}

.context-menu li.separator {
    height: 1px;
    background: #3e4046;
    margin: 6px 0;
    padding: 0;
    pointer-events: none;
}

/* Sidebar Toggle (Mobile) */
.sidebar-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 1.4rem;
    cursor: pointer;
    margin-right: 15px;
    padding: 5px;
}

.sidebar-toggle:hover {
    color: white;
}

/* Scrollbar customization */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #3e4046;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: #4a4d55;
}


.actions button {
    padding: 8px 18px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    transition: 0.2s;
}

.btn-primary { background-color: var(--accent-purple); color: white; }
.btn-primary:hover { background-color: #6a5acd; }
.btn-success { background-color: var(--accent-green); color: white; }
.btn-success:hover { background-color: #27ae60; }

.hidden { display: none !important; }

/* Editor & Viewer */
.editor-container {
    flex: 1;
    padding: 48px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.welcome-screen {
    text-align: center;
    margin-top: 100px;
    color: var(--text-dim);
}

#viewer {
    max-width: 850px;
    margin: 0 auto;
    width: 100%;
    line-height: 1.7;
    font-size: 1.05rem;
    overflow-wrap: break-word;
    word-break: break-word;
}

#editor {
    flex: 1;
    max-width: 850px;
    margin: 0 auto;
    width: 100%;
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 8px;
    outline: none;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.95rem;
    resize: none;
    line-height: 1.6;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .sidebar-overlay {
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(0,0,0,0.6);
        z-index: 1000;
        backdrop-filter: blur(2px);
        display: block;
    }

    .sidebar-overlay.hidden {
        display: none !important;
    }

    .sidebar {
        position: fixed;
        left: -280px;
        top: 0;
        bottom: 0;
        z-index: 1001;
        transition: left 0.3s ease;
        box-shadow: 10px 0 30px rgba(0,0,0,0.5);
    }

    .sidebar.open {
        left: 0;
    }

    .sidebar-toggle {
        display: block;
    }

    .tree-row {
        padding: 12px 16px;
    }

    .root-actions button {
        padding: 10px;
        font-size: 1rem;
    }

    .editor-container {
        padding: 20px;
    }

    .top-bar {
        padding: 0 15px;
    }

    .breadcrumbs {
        white-space: nowrap;
        overflow-x: auto;
        flex: 1;
        scrollbar-width: none; /* Hide scrollbar Firefox */
        -ms-overflow-style: none; /* Hide scrollbar IE/Edge */
    }

    .breadcrumbs::-webkit-scrollbar {
        display: none; /* Hide scrollbar Chrome/Safari */
    }

    .actions {
        gap: 5px;
    }

    .actions button span {
        display: none;
    }

    .actions button {
        padding: 8px 12px;
    }

    .template-bar {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        margin: 0;
        border-radius: 0;
        z-index: 1000;
        justify-content: center;
        padding: 10px;
        background: #1a1b1e;
        border-top: 1px solid var(--border-color);
    }

    #editor {
        margin-bottom: 60px; /* Space for template bar */
    }
    
    .login-card {
        padding: 30px 20px;
    }
    
    .login-header h2 {
        font-size: 1.5rem;
    }
}

/* Markdown Typography */
.markdown-body h1 { font-size: 2.2rem; margin-bottom: 24px; color: white; border-bottom: 1px solid var(--border-color); padding-bottom: 12px; }
.markdown-body h2 { font-size: 1.6rem; margin: 32px 0 16px; color: white; }
.markdown-body p { margin-bottom: 20px; color: #ced4da; }
.markdown-body code { background: #2d2d2d; padding: 3px 6px; border-radius: 4px; font-family: monospace; color: #e67e22; }
.markdown-body pre { background: #0f111a; padding: 20px; border-radius: 8px; overflow-x: auto; margin-bottom: 24px; border: 1px solid #222; }
.markdown-body pre code { background: transparent; padding: 0; color: #d6d9dc; }
.markdown-body ul, .markdown-body ol { margin-left: 24px; margin-bottom: 20px; }
.markdown-body li { margin-bottom: 8px; }
.markdown-body blockquote { border-left: 4px solid var(--accent-purple); padding-left: 20px; font-style: italic; color: var(--text-dim); margin-bottom: 20px; }
.markdown-body img { max-width: 100%; border-radius: 8px; margin: 20px 0; }

/* Markdown Tables */
.markdown-body table {
    border-collapse: collapse;
    width: 100%;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}
.markdown-body th, .markdown-body td {
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    text-align: left;
}
.markdown-body th {
    background-color: var(--bg-sidebar);
    color: white;
    font-weight: 600;
}
.markdown-body tr:nth-child(even) {
    background-color: rgba(255,255,255,0.02);
}
.markdown-body tr:hover {
    background-color: rgba(123, 104, 238, 0.05);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal {
    background: var(--bg-sidebar);
    padding: 32px;
    border-radius: 12px;
    width: 400px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.modal h3 { margin-bottom: 20px; color: white; }
.modal input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: white;
    margin-bottom: 24px;
    border-radius: 6px;
    outline: none;
}

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

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.modal-actions button {
    padding: 10px 20px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 600;
}

#modal-cancel { background: transparent; color: var(--text-dim); }
#modal-cancel:hover { color: white; }

/* Dashboard for folders */
.folder-dashboard {
    padding: 20px 0;
}

.dashboard-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.dashboard-card {
    background: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    padding: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.dashboard-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent-purple);
    transform: translateY(-2px);
}

.dashboard-card i {
    font-size: 1.2rem;
}

.dashboard-card span {
    font-weight: 500;
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== TABLE EDITOR ===== */
.table-editor-modal {
    background: #1a1b1e;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 24px 48px rgba(0,0,0,0.6);
    width: 90vw;
    max-width: 900px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.table-editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: #222326;
}

.table-editor-header h3 {
    color: white;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.table-editor-header h3 i {
    color: var(--accent-purple);
}

.table-editor-actions {
    display: flex;
    gap: 8px;
}

.table-editor-actions button {
    padding: 8px 16px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.table-editor-actions button:first-child {
    background: transparent;
    color: var(--text-dim);
    border: 1px solid var(--border-color);
}

.table-editor-actions button:first-child:hover {
    color: white;
    border-color: #555;
}

.table-editor-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
    padding: 16px 20px;
    gap: 12px;
}

.table-editor-toolbar {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.table-editor-toolbar button {
    padding: 6px 12px;
    border-radius: 5px;
    border: 1px solid var(--border-color);
    background: #2a2d30;
    color: var(--text-main);
    cursor: pointer;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.15s;
}

.table-editor-toolbar button:hover {
    background: var(--bg-hover);
    border-color: var(--accent-purple);
    color: white;
}

.table-editor-toolbar button.te-btn-danger:hover {
    border-color: #e74c3c;
    color: #e74c3c;
}

.table-editor-grid-wrapper {
    flex: 1;
    overflow: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #111214;
}

.table-editor-grid {
    display: inline-grid;
    min-width: 100%;
}

.te-row {
    display: contents;
}

.te-cell {
    border: 1px solid #2a2d30;
    padding: 0;
    position: relative;
    min-width: 120px;
}

.te-cell.te-header {
    background: #1e2025;
}

.te-cell input {
    width: 100%;
    height: 36px;
    padding: 6px 10px;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-size: 0.875rem;
    font-family: inherit;
}

.te-cell.te-header input {
    font-weight: 700;
    color: white;
}

.te-cell input:focus {
    background: rgba(123, 104, 238, 0.08);
}

.te-cell:focus-within {
    border-color: var(--accent-purple);
    z-index: 1;
}

/* Make first row (header) visually distinct */
.te-row:first-child .te-cell {
    background: #1e2025;
    border-bottom: 2px solid #444;
}

.te-row:first-child .te-cell input {
    font-weight: 700;
    color: #c8c9ff;
}

/* Inline table editing */
.markdown-body table.table-editing td,
.markdown-body table.table-editing th {
    cursor: text;
    outline: none;
    min-width: 60px;
}
.markdown-body table.table-editing td:focus,
.markdown-body table.table-editing th:focus {
    background-color: rgba(123, 104, 238, 0.15) !important;
    outline: 2px solid var(--accent-purple);
    outline-offset: -2px;
}
.markdown-body table.table-editing {
    outline: 2px solid var(--accent-purple);
    outline-offset: 2px;
}
.markdown-body td[contenteditable], .markdown-body th[contenteditable] {
    cursor: text;
}

/* ===== Chat with J ===== */
.chat-j-fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--accent-purple);
    color: white;
    border: none;
    font-size: 22px;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(123, 104, 238, 0.5);
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.chat-j-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(123, 104, 238, 0.75);
}
.chat-j-panel {
    position: fixed;
    bottom: 90px;
    right: 24px;
    width: 360px;
    height: 520px;
    background: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    z-index: 999;
    box-shadow: 0 8px 40px rgba(0,0,0,0.5);
    overflow: hidden;
    animation: chatSlideIn 0.2s ease;
}
@keyframes chatSlideIn {
    from { opacity: 0; transform: translateY(16px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
.chat-j-panel.hidden { display: none; }
.chat-j-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--accent-purple);
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    gap: 8px;
}
.chat-j-header button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 16px;
    opacity: 0.8;
    transition: opacity 0.15s;
    padding: 2px 6px;
}
.chat-j-header button:hover { opacity: 1; }
.chat-j-messages {
    flex: 1;
    overflow-y: auto;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.chat-j-messages::-webkit-scrollbar { width: 4px; }
.chat-j-messages::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
.chat-msg {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 0.88rem;
    line-height: 1.55;
    white-space: pre-wrap;
    word-break: break-word;
}
.chat-msg.user {
    align-self: flex-end;
    background: var(--accent-purple);
    color: white;
    border-bottom-right-radius: 4px;
}
.chat-msg.j {
    align-self: flex-start;
    background: var(--bg-hover);
    color: var(--text-main);
    border-bottom-left-radius: 4px;
}
.chat-msg.loading { color: var(--text-dim); font-style: italic; }
.chat-msg.tool-action {
    align-self: flex-start;
    background: rgba(99, 102, 241, 0.08);
    color: var(--text-dim);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    font-size: 0.82rem;
    font-family: monospace;
    padding: 6px 12px;
    max-width: 95%;
}
.chat-msg.tool-action.spinning::before {
    content: '';
    display: inline-block;
    width: 10px;
    height: 10px;
    border: 2px solid var(--accent-purple);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}
.chat-msg.tool-action.done {
    color: var(--text-main);
    border-color: rgba(99, 102, 241, 0.35);
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

.chat-j-input {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    padding: 10px 12px;
    border-top: 1px solid var(--border-color);
}
.chat-j-input textarea {
    flex: 1;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-main);
    padding: 10px 12px;
    font-size: 0.88rem;
    resize: none;
    max-height: 100px;
    min-height: 40px;
    font-family: inherit;
    line-height: 1.4;
    overflow-y: auto;
}
.chat-j-input textarea:focus {
    outline: none;
    border-color: var(--accent-purple);
}
.chat-j-input button {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--accent-purple);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 15px;
    flex-shrink: 0;
    transition: background 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.chat-j-input button:hover { background: #6a58d0; }
.chat-j-input button:disabled {
    background: var(--bg-hover);
    color: var(--text-dim);
    cursor: not-allowed;
}

/* Mobile: chat panel full-width */
@media screen and (max-width: 480px) {
    .chat-j-panel {
        left: 8px;
        right: 8px;
        width: auto;
        bottom: 80px;
        height: 65vh;
        border-radius: 12px;
    }

    .chat-j-fab {
        bottom: 20px;
        right: 16px;
        width: 52px;
        height: 52px;
        font-size: 1.25rem;
    }

    .modal {
        width: 90vw;
        padding: 24px 16px;
    }
}

/* ===== SLASH COMMAND MENU ===== */
.slash-menu, .ref-picker {
    position: fixed;
    background: var(--bg-sidebar);
    border: 1px solid var(--bg-hover);
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    z-index: 9999;
    min-width: 260px;
    max-width: 360px;
    max-height: 300px;
    overflow-y: auto;
    padding: 6px 0;
}
.ref-picker.hidden { display: none; }
.ref-picker-header {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-dim);
    padding: 6px 14px 4px;
    font-weight: 600;
}
.ref-picker-empty {
    padding: 12px 14px;
    font-size: 0.8rem;
    color: var(--text-dim);
    font-style: italic;
}
.ref-picker-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-main);
}
.ref-picker-item:hover,
.ref-picker-item.selected {
    background: var(--bg-hover);
}
.ref-picker-item i {
    color: var(--accent-purple);
    width: 14px;
    flex-shrink: 0;
    font-size: 0.85rem;
}
.ref-picker-item .ref-path {
    color: var(--text-dim);
    font-size: 0.72rem;
    margin-left: auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 50%;
}

/* ===== RIGHT SIDEBAR ===== */
.right-sidebar {
    width: 240px;
    background-color: var(--bg-sidebar);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding: 20px 16px;
    overflow-y: auto;
    transition: margin-right 0.2s ease;
}
.right-sidebar.hidden { display: none; }
.right-sidebar.collapsed { margin-right: -240px; }
.rs-section {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.rs-title {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}
.rs-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 6px;
    font-size: 0.82rem;
    cursor: pointer;
    text-align: left;
    transition: background 0.12s, border-color 0.12s;
}
.rs-btn:hover { background: var(--bg-hover); border-color: var(--accent-purple); }
.rs-btn i { color: var(--accent-purple); width: 16px; text-align: center; flex-shrink: 0; }
.rs-btn code {
    background: rgba(124,92,191,0.15);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.72rem;
    color: #b9a8e6;
}
.rs-btn-primary { background: var(--accent-purple); border-color: var(--accent-purple); color: #fff; font-weight: 600; }
.rs-btn-primary:hover { background: #6b50b0; }
.rs-btn-primary i { color: #fff; }
.rs-btn-success { background: var(--accent-green); border-color: var(--accent-green); color: #fff; font-weight: 600; }
.rs-btn-success:hover { background: #27a862; }
.rs-btn-success i { color: #fff; }
.rs-hint {
    margin-top: auto;
    padding: 10px 12px;
    font-size: 0.72rem;
    color: var(--text-dim);
    background: rgba(124,92,191,0.08);
    border-radius: 6px;
    line-height: 1.4;
}
.rs-hint code {
    background: rgba(124,92,191,0.2);
    padding: 1px 5px;
    border-radius: 3px;
    color: #b9a8e6;
}
.rs-hint i { margin-right: 4px; color: var(--accent-purple); }

@media (max-width: 900px) {
    .right-sidebar { width: 200px; padding: 16px 12px; }
}
@media (max-width: 700px) {
    .right-sidebar { display: none; }
}

.slash-menu-header {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-dim);
    padding: 6px 14px 4px;
    font-weight: 600;
}

.slash-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 14px;
    cursor: pointer;
    transition: background 0.12s;
    border-radius: 0;
}

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

.slash-menu-item i {
    color: var(--accent-purple);
    width: 18px;
    text-align: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.slash-menu-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.2;
}

.slash-menu-desc {
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-top: 1px;
}

/* ===== COPY BOX ===== */
.copy-box {
    background: var(--bg-sidebar);
    border: 1px solid var(--bg-hover);
    border-left: 3px solid var(--accent-purple);
    border-radius: 6px;
    padding: 14px 16px 14px 16px;
    margin: 14px 0;
    position: relative;
}

.copy-box-label {
    user-select: none;
    -webkit-user-select: none;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-dim);
    font-weight: 600;
    margin-bottom: 8px;
}

.copy-box-content {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-all;
    padding-right: 80px;
}

.copy-box-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--accent-purple);
    color: white;
    border: none;
    border-radius: 5px;
    padding: 5px 12px;
    font-size: 0.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: background 0.15s, transform 0.1s;
    font-family: inherit;
}

.copy-box-btn:hover {
    background: #6a58d0;
    transform: translateY(-1px);
}

.copy-box-btn.copied {
    background: #27ae60;
}

/* ── Graph Tab ─────────────────────────────────────── */
.view-tabs {
    display: flex;
    gap: 4px;
    margin-right: 12px;
}
.tab-btn {
    background: transparent;
    border: 1px solid var(--border-color, #333);
    color: var(--text-secondary, #aaa);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.82rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}
.tab-btn:hover {
    background: var(--hover-bg, #2a2a2a);
    color: var(--text-primary, #fff);
}
.tab-btn.tab-active {
    background: var(--accent-purple, #8b5cf6);
    border-color: var(--accent-purple, #8b5cf6);
    color: #fff;
}
/* ==========================================================================
   Knowledge Graph — Obsidian-inspired
   ========================================================================== */
.graph-container {
    flex: 1;
    min-height: 0;
    min-width: 0;
    position: relative;
    overflow: hidden;
    background: #1e1e1e;
    background-image: radial-gradient(circle at center, #232328 0%, #161618 100%);
}
.graph-container.hidden { display: none !important; }
#graph-vis {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* Tooltip */
.vis-tooltip {
    background: rgba(22, 22, 24, 0.97) !important;
    color: #d4d4d4 !important;
    border: 1px solid rgba(255,255,255,0.08) !important;
    border-radius: 6px !important;
    padding: 10px 12px !important;
    font-family: 'Inter', system-ui, sans-serif !important;
    font-size: 0.78rem !important;
    line-height: 1.5 !important;
    max-width: 320px !important;
    width: max-content !important;
    box-shadow: 0 8px 28px rgba(0,0,0,0.6) !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    overflow-wrap: anywhere !important;
    pointer-events: none;
    backdrop-filter: blur(10px);
}
.vis-tooltip .graph-tooltip { white-space: normal; }
.vis-tooltip b { color: #ffffff; display: inline; font-weight: 600; }
.vis-tooltip small { color: #888c92; font-size: 0.7rem; display: block; margin-top: 4px; }
.vis-tooltip br { display: block; content: ""; margin-top: 2px; }

/* Settings panel (Obsidian-style, slide-in from left) */
.graph-controls {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 240px;
    max-height: calc(100% - 32px);
    background: rgba(28, 28, 30, 0.92);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    backdrop-filter: blur(12px);
    z-index: 11;
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform 0.25s ease, opacity 0.25s ease;
    box-shadow: 0 6px 20px rgba(0,0,0,0.45);
}
.graph-controls.collapsed {
    transform: translateX(-260px);
    opacity: 0;
    pointer-events: none;
}
.graph-controls-toggle {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 36px;
    height: 36px;
    background: rgba(28, 28, 30, 0.92);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    color: #c0c0c0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 12;
    backdrop-filter: blur(12px);
    transition: transform 0.25s ease, background 0.15s, color 0.15s;
    padding: 0;
}
.graph-controls-toggle:hover { background: rgba(40,40,44,0.95); color: #fff; }
.graph-controls-toggle.shown { transform: translateX(248px); }

.gc-section { padding: 12px 14px; border-bottom: 1px solid rgba(255,255,255,0.04); }
.gc-section:last-child { border-bottom: none; }
.gc-title {
    font-size: 0.68rem;
    font-weight: 600;
    color: #b0b0b3;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.gc-title i { font-size: 0.78rem; opacity: 0.7; }
.gc-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 0.78rem;
    color: #c8c8cb;
}
.gc-row label { display: flex; align-items: center; gap: 8px; cursor: pointer; flex: 1; user-select: none; }
.gc-row input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 14px; height: 14px;
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 3px;
    background: rgba(255,255,255,0.04);
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    transition: background 0.12s, border-color 0.12s;
}
.gc-row input[type="checkbox"]:checked {
    background: #7c5cbf;
    border-color: #7c5cbf;
}
.gc-row input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    left: 3px; top: 0;
    width: 4px; height: 8px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}
.gc-slider-wrap { display: flex; flex-direction: column; gap: 4px; padding: 6px 0; }
.gc-slider-head {
    display: flex; justify-content: space-between;
    font-size: 0.74rem; color: #a8a8ab;
}
.gc-value { font-size: 0.7rem; color: #777; min-width: 32px; text-align: right; font-variant-numeric: tabular-nums; }
.gc-slider-wrap input[type="range"] {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 3px;
    background: rgba(255,255,255,0.08);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}
.gc-slider-wrap input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px; height: 12px;
    background: #7c5cbf;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.1s;
}
.gc-slider-wrap input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.25); }
.gc-slider-wrap input[type="range"]::-moz-range-thumb {
    width: 12px; height: 12px;
    background: #7c5cbf;
    border: none;
    border-radius: 50%;
    cursor: pointer;
}
.gc-search {
    width: 100%;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    padding: 6px 10px;
    color: #d8d8db;
    font-size: 0.8rem;
    outline: none;
    transition: border-color 0.15s, background 0.15s;
}
.gc-search:focus {
    border-color: rgba(124, 92, 191, 0.6);
    background: rgba(255,255,255,0.06);
}
.gc-search::placeholder { color: #777; }

.gc-color-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    font-size: 0.78rem;
    color: #c8c8cb;
}
.gc-color-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 0 1px rgba(255,255,255,0.04); }
.gc-color-line { display: inline-block; width: 18px; height: 0; flex-shrink: 0; }
.gc-color-row .gc-count { margin-left: auto; color: #777; font-size: 0.7rem; }

.graph-loading {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: #888;
    font-size: 0.85rem;
    z-index: 20;
}
.graph-spinner {
    width: 32px; height: 32px;
    border: 2.5px solid rgba(255,255,255,0.07);
    border-top-color: #7c5cbf;
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Planner ──────────────────────────────────────────────────────────────── */
.planner-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    padding: 0;
}

.planner-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-dark);
    flex-shrink: 0;
}

.planner-nav-btn {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border-color);
    color: var(--text-dim);
    width: 32px; height: 32px;
    border-radius: 6px;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem;
    transition: all 0.15s;
}
.planner-nav-btn:hover { background: var(--bg-hover); color: white; }

.planner-week-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
    min-width: 180px;
    text-align: center;
}

.planner-today-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-dim);
    padding: 4px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.15s;
    margin-left: 4px;
}
.planner-today-btn:hover { background: var(--bg-hover); color: white; }

.planner-objectives {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-bottom: 2px solid var(--border-color);
    flex-shrink: 0;
}

.planner-obj-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.15s;
}
.planner-obj-row:hover { background: rgba(255,255,255,0.02); }
.planner-obj-row[data-type="year"]  { border-left: 3px solid var(--accent-purple); }
.planner-obj-row[data-type="month"] { border-left: 3px solid var(--accent-blue); }
.planner-obj-row[data-type="week"]  { border-left: 3px solid var(--accent-green); }

.planner-obj-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    min-width: 72px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.planner-obj-period {
    font-size: 0.72rem;
    color: var(--text-dim);
    min-width: 60px;
    opacity: 0.6;
}

.planner-obj-text {
    flex: 1;
    font-size: 0.88rem;
    color: var(--text-main);
    font-style: italic;
    opacity: 0.7;
}
.planner-obj-text.has-value {
    font-style: normal;
    opacity: 1;
    font-weight: 500;
}

.planner-obj-edit, .planner-obj-delete {
    background: transparent;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    font-size: 0.75rem;
    padding: 4px 6px;
    border-radius: 4px;
    opacity: 0;
    transition: all 0.15s;
}
.planner-obj-row:hover .planner-obj-edit,
.planner-obj-row:hover .planner-obj-delete { opacity: 1; }
.planner-obj-edit:hover { color: var(--accent-purple); }
.planner-obj-delete:hover { color: #e74c3c; }
.planner-obj-delete.has-value { display: inline-flex !important; }

.planner-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0;
    flex: 1;
    overflow-y: auto;
    border-top: 1px solid var(--border-color);
}

.planner-day {
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    min-height: 0;
}
.planner-day:last-child { border-right: none; }

.planner-day-header {
    padding: 10px 12px 8px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background: var(--bg-dark);
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.planner-day-name {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-dim);
}

.planner-day-date {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1;
}

.planner-day.is-today .planner-day-date {
    color: var(--accent-purple);
}
.planner-day.is-today .planner-day-header {
    background: rgba(123,104,238,0.06);
}

.planner-day.is-weekend .planner-day-name {
    color: rgba(255,255,255,0.3);
}
.planner-day.is-weekend .planner-day-date {
    color: rgba(255,255,255,0.35);
}

.planner-day-tasks {
    flex: 1;
    padding: 8px 6px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}

.planner-task {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    padding: 5px 6px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.12s;
    group: true;
}
.planner-task:hover { background: rgba(255,255,255,0.05); }

.planner-task-check {
    width: 16px; height: 16px;
    border: 2px solid var(--text-dim);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 1px;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.15s;
    cursor: pointer;
}
.planner-task.done .planner-task-check {
    background: var(--accent-green);
    border-color: var(--accent-green);
}
.planner-task.done .planner-task-check::after {
    content: '';
    width: 6px; height: 4px;
    border-left: 2px solid white;
    border-bottom: 2px solid white;
    transform: rotate(-45deg) translateY(-1px);
}

.planner-task-title {
    flex: 1;
    font-size: 0.82rem;
    line-height: 1.35;
    color: var(--text-main);
    word-break: break-word;
}
.planner-task.done .planner-task-title {
    text-decoration: line-through;
    color: var(--text-dim);
    opacity: 0.6;
}

.planner-task-del {
    background: transparent;
    border: none;
    color: transparent;
    cursor: pointer;
    font-size: 0.65rem;
    padding: 2px 4px;
    border-radius: 3px;
    flex-shrink: 0;
    transition: all 0.12s;
    line-height: 1;
}
.planner-task:hover .planner-task-del { color: rgba(231,76,60,0.5); }
.planner-task:hover .planner-task-del:hover { color: #e74c3c; }

.planner-add-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0 6px 8px;
    padding: 5px 8px;
    border-radius: 6px;
    border: 1px dashed rgba(255,255,255,0.1);
    background: transparent;
    color: rgba(255,255,255,0.25);
    cursor: pointer;
    font-size: 0.78rem;
    width: calc(100% - 12px);
    transition: all 0.15s;
    flex-shrink: 0;
}
.planner-add-btn:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    background: rgba(123,104,238,0.07);
}

.planner-task-input {
    width: 100%;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--accent-purple);
    border-radius: 6px;
    color: var(--text-main);
    font-size: 0.82rem;
    padding: 5px 8px;
    outline: none;
    resize: none;
    font-family: inherit;
    line-height: 1.35;
    margin: 0 6px 6px;
    width: calc(100% - 12px);
    box-sizing: border-box;
}

/* Objective inline editor */
.planner-obj-input {
    flex: 1;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--accent-purple);
    border-radius: 5px;
    color: var(--text-main);
    font-size: 0.88rem;
    padding: 3px 8px;
    outline: none;
    font-family: inherit;
}