/* Modern Minimalist Styles for Documentation Crawler */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #059669;
    --error-color: #dc2626;
    --warning-color: #d97706;
    --info-color: #0891b2;
    
    /* Neutral Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header */
header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-2xl);
}

header h1 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* Sections */
.operation-section, .config-panel {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.operation-section h2, .config-panel h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Forms */
.operation-form {
    margin-bottom: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

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

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--border-color);
    color: var(--text-primary);
}

/* Task controls layout */
.task-controls {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap; /* so on small screens they stack */
}

.task-controls .btn {
    flex: 1; /* makes them equally sized */
    min-width: 150px; /* keeps buttons readable */
}

/* Mobile responsive for task controls */
@media (max-width: 768px) {
    .task-controls {
        flex-direction: column;
        align-items: stretch;
    }
}
.status-display, .results-display {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.status-display.success, .results-display.success {
    border-color: var(--success-color);
    background-color: rgb(5 150 105 / 0.05);
}

.status-display.error, .results-display.error {
    border-color: var(--error-color);
    background-color: rgb(220 38 38 / 0.05);
}

.status-display.info, .results-display.info {
    border-color: var(--info-color);
    background-color: rgb(8 145 178 / 0.05);
}

.status-display.warning, .results-display.warning {
    border-color: var(--warning-color);
    background-color: rgb(217 119 6 / 0.05);
}

.status-display.loading, .results-display.loading {
    border-color: var(--primary-color);
    background-color: rgb(37 99 235 / 0.05);
}

/* Status Items */
.status-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.status-item p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.status-item ul {
    list-style: none;
    padding-left: 0;
}

.status-item li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
}

.data-grid {
    display: grid;
    gap: var(--spacing-sm);
}

.data-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.data-item:last-child {
    border-bottom: none;
}

.data-key {
    font-weight: 500;
    color: var(--text-primary);
}

.data-value {
    color: var(--text-secondary);
}

/* Task Items */
.task-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    background-color: var(--bg-primary);
}

.task-item.success {
    border-color: var(--success-color);
    background-color: rgb(5 150 105 / 0.03);
}

.task-item.error {
    border-color: var(--error-color);
    background-color: rgb(220 38 38 / 0.03);
}

.task-item.loading {
    border-color: var(--primary-color);
    background-color: rgb(37 99 235 / 0.03);
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.task-header h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.task-status {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.task-status.success {
    background-color: var(--success-color);
    color: white;
}

.task-status.error {
    background-color: var(--error-color);
    color: white;
}

.task-status.loading {
    background-color: var(--primary-color);
    color: white;
}

.task-status.info {
    background-color: var(--info-color);
    color: white;
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background-color: var(--primary-color);
    transition: width var(--transition-normal);
}

.progress-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.task-details p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

/* Query Results */
.query-results {
    margin-top: var(--spacing-lg);
}

.answer-section,
.sources-section,
.metadata-section {
    margin-bottom: var(--spacing-xl);
}

.answer-section h3,
.sources-section h3,
.metadata-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Answer Header with Copy Button */
.answer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.answer-header h3,
.answer-header h4 {
    margin-bottom: 0;
}

.copy-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.copy-btn:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.copy-btn:active {
    transform: translateY(0);
}

.copy-btn.copied {
    background-color: var(--success-color);
    color: white;
    border-color: var(--success-color);
    animation: pulse 0.3s ease-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.copy-btn .copy-icon {
    width: 14px;
    height: 14px;
    display: inline-block;
}

.answer-content {
    background-color: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
    line-height: 1.7;
    max-height: 80vh;
    overflow-y: auto;
}

.answer-content h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: var(--spacing-lg) 0 var(--spacing-md) 0;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
}

.answer-content h1:first-child {
    margin-top: 0;
}

.answer-content h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: var(--spacing-lg) 0 var(--spacing-sm) 0;
}

.answer-content h3 {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: var(--spacing-md) 0 var(--spacing-sm) 0;
}

.answer-content h4, .answer-content h5, .answer-content h6 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: var(--spacing-md) 0 var(--spacing-xs) 0;
}

.answer-content p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.answer-content ul, .answer-content ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.answer-content li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.answer-content blockquote {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-left: 4px solid var(--info-color);
    border-radius: var(--radius-sm);
    font-style: italic;
}

.answer-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
    background-color: var(--bg-primary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.answer-content th, .answer-content td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.answer-content th {
    background-color: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-primary);
}

.answer-content td {
    color: var(--text-secondary);
}

.answer-content hr {
    margin: var(--spacing-lg) 0;
    border: none;
    height: 1px;
    background-color: var(--border-color);
}

.answer-content code {
    background-color: var(--bg-tertiary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
}

.answer-content pre {
    background-color: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.answer-content pre code {
    background: none;
    padding: 0;
}

.source-item {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.source-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.source-url a {
    color: var(--primary-color);
    text-decoration: none;
}

.source-url a:hover {
    text-decoration: underline;
}

.source-title {
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.source-content {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.875rem;
}

.metadata-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.metadata-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.metadata-key {
    font-weight: 500;
    color: var(--text-primary);
}

.metadata-value {
    color: var(--text-secondary);
}

/* Task Controls */
.task-controls {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.task-controls input {
    flex: 1;
    min-width: 200px;
}

/* Status Indicator */
.status-indicator {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.status-indicator.success {
    color: var(--success-color);
    background-color: rgb(5 150 105 / 0.1);
    border: 1px solid rgb(5 150 105 / 0.2);
}

.status-indicator.error {
    color: var(--error-color);
    background-color: rgb(220 38 38 / 0.1);
    border: 1px solid rgb(220 38 38 / 0.2);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-primary);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 400px;
    width: 90%;
}

/* Spinner */
.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Toast */
.toast {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 500;
    color: white;
    z-index: 1100;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    max-width: 400px;
    word-wrap: break-word;
}

.toast.active {
    transform: translateX(0);
}

.toast.success {
    background-color: var(--success-color);
}

.toast.error {
    background-color: var(--error-color);
}

.toast.info {
    background-color: var(--info-color);
}

.toast.warning {
    background-color: var(--warning-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .task-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .task-controls input {
        min-width: auto;
    }
    
    .operation-section, .config-panel {
        padding: var(--spacing-lg);
    }
    
    .metadata-grid {
        grid-template-columns: 1fr;
    }
    
    .toast {
        right: var(--spacing-md);
        left: var(--spacing-md);
        max-width: none;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1e293b;
        --bg-secondary: #0f172a;
        --bg-tertiary: #334155;
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --text-muted: #94a3b8;
        --border-color: #374151;
        --border-hover: #4b5563;
    }
}

/* Tab Navigation Styles */
.tab-nav {
    display: flex;
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.tab-button {
    background: none;
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: var(--transition-fast);
}

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

.tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Multi-Domain Selector Styles */
.domain-search-container {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.domain-search-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.domain-search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.domain-selector {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    margin-top: var(--spacing-sm);
    max-height: 300px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.domain-selector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.domain-selector-controls {
    display: flex;
    gap: var(--spacing-md);
}

.btn-link {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: 0.875rem;
    text-decoration: underline;
    padding: 0;
}

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

.selected-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.domain-list {
    max-height: 200px;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

.domain-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    user-select: none;
}

.domain-item:hover {
    background: var(--bg-secondary);
}

.domain-item.selected {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
}

.domain-checkbox {
    margin-right: var(--spacing-md);
    cursor: pointer;
}

.domain-name {
    flex: 1;
    font-size: 0.95rem;
}

.domain-status {
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-weight: 500;
}

.domain-status.available {
    background: rgba(5, 150, 105, 0.1);
    color: var(--success-color);
}

.domain-status.unavailable {
    background: rgba(220, 38, 38, 0.1);
    color: var(--error-color);
}

/* Selected Domains Display */
.selected-domains {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    min-height: 40px;
    align-items: flex-start;
    align-content: flex-start;
}

.domain-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.domain-tag-remove {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: var(--transition-fast);
}

.domain-tag-remove:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Multi-Domain Results Styles */
.multi-domain-result {
    border-left: 4px solid var(--primary-color);
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.source-domain {
    display: inline-block;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.result-score {
    display: inline-block;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    margin-left: var(--spacing-sm);
}

/* Loading State for Domain Selector */
.domain-list.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    color: var(--text-secondary);
}

.domain-list.loading::after {
    content: "Loading domains...";
}

/* Empty State */
.domain-list.empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    color: var(--text-muted);
    font-style: italic;
}

.domain-list.empty::after {
    content: "No domains available";
}

/* Mode Selection Styles */
.mode-selection {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.mode-selection .form-group {
    margin-bottom: 0;
}

.mode-selection select {
    min-width: 200px;
    font-weight: 500;
}

/* Query Mode Content */
.query-mode-content {
    display: none;
}

.query-mode-content.active {
    display: block;
}

/* Dynamic Multi-Domain Selector Styles */
.dynamic-domain-selector {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.domain-dropdown {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    margin-top: var(--spacing-sm);
}

.domain-dropdown.show {
    display: block;
}

.domain-dropdown-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: var(--transition-fast);
    border-bottom: 1px solid var(--bg-secondary);
}

.domain-dropdown-item:last-child {
    border-bottom: none;
}

.domain-dropdown-item:hover {
    background: var(--bg-secondary);
}

.domain-dropdown-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-tertiary);
}

.domain-checkbox {
    margin-right: var(--spacing-md);
    cursor: pointer;
    accent-color: var(--primary-color);
}

.domain-checkbox:disabled {
    cursor: not-allowed;
}

/* Selected Domains Tags */
.selected-domains-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
    min-height: 40px;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
}

.selected-domains-tags:empty::after {
    content: "No domains selected";
    color: var(--text-muted);
    font-style: italic;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 28px;
}

.domain-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--primary-color);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.domain-tag-remove {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-fast);
    font-size: 12px;
    font-weight: bold;
}

.domain-tag-remove:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Selection Info */
.selection-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: var(--spacing-sm);
}

/* Search highlighting */
.domain-dropdown-item mark {
    background-color: var(--primary-color);
    color: white;
    padding: 1px 2px;
    border-radius: 2px;
    font-weight: 500;
}

/* Bulk controls */
.bulk-controls {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.bulk-controls .btn-link {
    font-size: 0.8rem;
    padding: var(--spacing-xs) 0;
}

/* Accessibility improvements */
.domain-dropdown-item:focus-within {
    background: var(--bg-secondary);
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

.domain-checkbox:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.domain-tag-remove:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* Loading states */
.domain-dropdown.loading::after {
    content: "Loading domains...";
    display: block;
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

/* Empty states */
.selected-domains-tags.empty {
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-style: italic;
}

/* Animation for dropdown show/hide */
.domain-dropdown {
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.domain-dropdown.show {
    opacity: 1;
    transform: translateY(0);
}

/* Task status improvements */
.task-status {
    border-left: 4px solid #ccc;
    padding: 1rem;
    margin: 0.5rem 0;
    border-radius: 4px;
    background: var(--bg-primary);
}

.task-status.success { 
    border-left-color: var(--success-color); 
    background: rgba(5, 150, 105, 0.05);
}

.task-status.error { 
    border-left-color: var(--error-color); 
    background: rgba(220, 38, 38, 0.05);
}

.task-status.loading { 
    border-left-color: var(--primary-color); 
    background: rgba(37, 99, 235, 0.05);
}

.task-status.warning { 
    border-left-color: var(--warning-color); 
    background: rgba(217, 119, 6, 0.05);
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.task-header h4 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.task-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
}

.task-badge.completed { 
    background: #d4edda; 
    color: #155724; 
}

.task-badge.failed { 
    background: #f8d7da; 
    color: #721c24; 
}

.task-badge.started, .task-badge.crawling, .task-badge.processing { 
    background: #d1ecf1; 
    color: #0c5460; 
}

.task-badge.unknown {
    background: #fff3cd;
    color: #856404;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: #e9ecef;
    border-radius: 3px;
    margin: 0.5rem 0;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.task-details {
    margin-top: 0.5rem;
}

.task-details p {
    margin: 0.25rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.error-text {
    color: var(--error-color);
    font-family: monospace;
    font-size: 0.9em;
    font-weight: 500;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .tab-nav {
        flex-direction: column;
    }
    
    .tab-button {
        text-align: left;
        border-bottom: none;
        border-left: 3px solid transparent;
    }
    
    .tab-button.active {
        border-left-color: var(--primary-color);
        border-bottom-color: transparent;
    }
    
    .domain-selector-header {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
    }
    
    .domain-selector-controls {
        justify-content: space-between;
    }
    
    .mode-selection {
        padding: var(--spacing-sm);
    }
    
    .selected-domains-tags {
        padding: var(--spacing-xs);
    }
    
    .domain-tag {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .task-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
}