/* ============================================
   ID GENERATOR TAB
   ============================================ */

/* Main layout — 3-column grid */
.idgen-tab {
    display: grid;
    grid-template-columns: 280px 240px 1fr;
    height: 100%;
    background: var(--bg-primary);
    overflow: hidden;
}

/* ---- Column base ---- */
.idgen-sources,
.idgen-layers,
.idgen-output {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.idgen-sources {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-primary);
}

.idgen-layers {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-primary);
}

.idgen-output {
    background: var(--bg-primary);
}

/* ---- Column headers ---- */
.idgen-col-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 16px 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-primary);
    flex-shrink: 0;
}

.idgen-col-header svg {
    width: 14px;
    height: 14px;
    opacity: 0.6;
}

/* ---- Scrollable content areas ---- */
.idgen-sources-scroll,
.idgen-layers-scroll,
.idgen-output-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
    min-height: 0;
}

/* ---- Section within a column ---- */
.idgen-section {
    margin-bottom: 16px;
}

.idgen-section-title {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: var(--text-muted);
    margin-bottom: 8px;
    padding: 0 2px;
}

/* ---- Source cards ---- */
.idgen-source-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    margin-bottom: 6px;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}

.idgen-source-card:hover {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.04);
}

.idgen-source-card.active {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.06);
}

.idgen-source-card input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: #8B5CF6;
    cursor: pointer;
    flex-shrink: 0;
}

.idgen-source-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.idgen-source-info {
    flex: 1;
    min-width: 0;
}

.idgen-source-name {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary);
}

.idgen-source-desc {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 2px;
}

.idgen-source-badge {
    font-size: 9px;
    padding: 2px 6px;
    border-radius: 4px;
    background: rgba(139, 92, 246, 0.1);
    color: #A78BFA;
    font-weight: 600;
    flex-shrink: 0;
}

/* ---- File upload zone ---- */
.idgen-upload-zone {
    border: 1.5px dashed var(--border-secondary);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
    margin-bottom: 6px;
}

.idgen-upload-zone:hover,
.idgen-upload-zone.dragover {
    border-color: #8B5CF6;
    background: rgba(139, 92, 246, 0.04);
}

.idgen-upload-zone svg {
    width: 24px;
    height: 24px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.idgen-upload-label {
    font-size: 11px;
    color: var(--text-secondary);
}

.idgen-upload-hint {
    font-size: 9px;
    color: var(--text-muted);
    margin-top: 4px;
}

.idgen-uploaded-files {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 6px;
}

.idgen-uploaded-file {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    border-radius: 6px;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    font-size: 10px;
    color: var(--text-secondary);
}

.idgen-uploaded-file .file-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.idgen-uploaded-file .file-remove {
    width: 16px;
    height: 16px;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 3px;
}

.idgen-uploaded-file .file-remove:hover {
    color: #EF4444;
    background: rgba(239, 68, 68, 0.1);
}

/* ---- Manual notes textarea ---- */
.idgen-notes-area {
    width: 100%;
    min-height: 80px;
    max-height: 160px;
    resize: vertical;
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 11px;
    padding: 10px;
    outline: none;
    transition: border-color 0.15s;
}

.idgen-notes-area:focus {
    border-color: #8B5CF6;
}

.idgen-notes-area::placeholder {
    color: var(--text-muted);
}

/* ---- Generate button ---- */
.idgen-generate-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #8B5CF6, #7C3AED);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: opacity 0.15s, transform 0.1s;
    margin-top: 8px;
}

.idgen-generate-btn:hover {
    opacity: 0.9;
}

.idgen-generate-btn:active {
    transform: scale(0.98);
}

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

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

/* ---- Progress bar ---- */
.idgen-progress {
    margin-top: 8px;
    display: none;
}

.idgen-progress.active {
    display: block;
}

.idgen-progress-bar {
    height: 3px;
    border-radius: 2px;
    background: var(--border-primary);
    overflow: hidden;
}

.idgen-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #8B5CF6, #A78BFA);
    border-radius: 2px;
    width: 0%;
    transition: width 0.3s ease;
}

.idgen-progress-text {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
    text-align: center;
}

/* ---- Layer cards ---- */
.idgen-layer-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    margin-bottom: 8px;
    overflow: hidden;
    transition: border-color 0.15s;
}

.idgen-layer-card.active {
    border-color: rgba(139, 92, 246, 0.3);
}

.idgen-layer-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    cursor: pointer;
    transition: background 0.1s;
}

.idgen-layer-header:hover {
    background: rgba(139, 92, 246, 0.03);
}

.idgen-layer-header input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: #8B5CF6;
    cursor: pointer;
}

.idgen-layer-emoji {
    font-size: 14px;
}

.idgen-layer-name {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
}

.idgen-layer-toggle {
    width: 20px;
    height: 20px;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: transform 0.2s, color 0.15s;
}

.idgen-layer-toggle:hover {
    color: var(--text-secondary);
}

.idgen-layer-card.expanded .idgen-layer-toggle {
    transform: rotate(180deg);
}

.idgen-layer-body {
    display: none;
    padding: 4px 12px 12px;
    border-top: 1px solid var(--border-primary);
}

.idgen-layer-card.expanded .idgen-layer-body {
    display: block;
}

.idgen-layer-hint {
    font-size: 10px;
    color: var(--text-muted);
    line-height: 1.5;
}

.idgen-layer-hint ul {
    margin: 4px 0 0 0;
    padding-left: 14px;
}

.idgen-layer-hint li {
    margin-bottom: 2px;
}

/* Custom layer actions */
.idgen-layer-remove {
    width: 20px;
    height: 20px;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.idgen-layer-remove:hover {
    color: #EF4444;
    background: rgba(239, 68, 68, 0.08);
}

/* Add layer button */
.idgen-add-layer-btn {
    width: 100%;
    padding: 8px;
    border: 1.5px dashed var(--border-secondary);
    border-radius: 8px;
    background: none;
    color: var(--text-muted);
    font-size: 11px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: border-color 0.15s, color 0.15s;
}

.idgen-add-layer-btn:hover {
    border-color: #8B5CF6;
    color: #A78BFA;
}

/* ---- Output area ---- */
.idgen-output-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
    padding: 40px;
}

.idgen-output-empty svg {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
}

.idgen-output-empty h4 {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin: 0 0 6px;
}

.idgen-output-empty p {
    font-size: 11px;
    margin: 0;
    max-width: 240px;
    line-height: 1.5;
}

/* Actions bar */
.idgen-output-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-primary);
    flex-shrink: 0;
    display: none;
}

.idgen-output-actions.visible {
    display: flex;
}

.idgen-action-btn {
    padding: 5px 10px;
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 10px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: border-color 0.15s, background 0.15s;
}

.idgen-action-btn:hover {
    border-color: var(--accent-primary);
    background: rgba(139, 92, 246, 0.06);
    color: var(--text-primary);
}

.idgen-action-btn svg {
    width: 12px;
    height: 12px;
}

.idgen-action-btn.primary {
    background: linear-gradient(135deg, #8B5CF6, #7C3AED);
    color: #fff;
    border-color: transparent;
}

.idgen-action-btn.primary:hover {
    opacity: 0.9;
}

/* Markdown preview */
.idgen-md-preview {
    padding: 20px 24px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-primary);
}

.idgen-md-preview h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px;
    padding-bottom: 8px;
    border-bottom: 2px solid rgba(139, 92, 246, 0.2);
}

.idgen-md-preview h2 {
    font-size: 16px;
    font-weight: 600;
    color: #A78BFA;
    margin: 24px 0 8px;
}

.idgen-md-preview h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 16px 0 6px;
}

.idgen-md-preview p {
    margin: 6px 0;
}

.idgen-md-preview ul,
.idgen-md-preview ol {
    margin: 6px 0;
    padding-left: 20px;
}

.idgen-md-preview li {
    margin-bottom: 3px;
}

.idgen-md-preview strong {
    color: var(--text-primary);
    font-weight: 600;
}

.idgen-md-preview blockquote {
    border-left: 3px solid #8B5CF6;
    padding: 6px 12px;
    margin: 8px 0;
    background: rgba(139, 92, 246, 0.04);
    border-radius: 0 6px 6px 0;
    font-style: italic;
    color: var(--text-secondary);
}

.idgen-md-preview hr {
    border: none;
    border-top: 1px solid var(--border-primary);
    margin: 20px 0;
}

.idgen-md-preview code {
    background: rgba(139, 92, 246, 0.08);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 11px;
    color: #C4B5FD;
}

/* Markdown edit mode */
.idgen-md-editor {
    width: 100%;
    height: 100%;
    border: none;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 12px;
    line-height: 1.6;
    padding: 20px 24px;
    resize: none;
    outline: none;
    display: none;
}

.idgen-md-editor.active {
    display: block;
}

.idgen-md-editor.active+.idgen-md-preview {
    display: none;
}

/* ---- Model selector ---- */
.idgen-model-select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 11px;
    outline: none;
    cursor: pointer;
    margin-bottom: 8px;
}

.idgen-model-select:focus {
    border-color: #8B5CF6;
}

/* ---- Spinner ---- */
.idgen-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: idgen-spin 0.6s linear infinite;
}

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

/* ---- Send MD button ---- */
.idgen-action-separator {
    width: 1px;
    height: 18px;
    background: var(--border-primary);
    margin: 0 2px;
    flex-shrink: 0;
}

.idgen-send-md-btn {
    background: linear-gradient(135deg, #D97706, #B45309) !important;
    border-color: transparent !important;
    color: #fff !important;
}

.idgen-send-md-btn:hover {
    opacity: 0.9 !important;
    background: linear-gradient(135deg, #D97706, #B45309) !important;
}

.idgen-send-md-btn.sent {
    background: #22C55E !important;
    border-color: transparent !important;
    color: #fff !important;
}