/**
 * ============================================================================
 * ENHANCED SOURCES COMPONENT
 * ============================================================================
 * 
 * Styling for the enhanced search sources interface
 */

/* === SOURCE CATEGORIES === */
.source-category-enhanced {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    transition: all var(--transition-fast);
}

.source-category-enhanced:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color-light);
}

.source-category-enhanced.adult-category {
    border-color: var(--danger-color);
}

/* === CATEGORY HEADERS === */
.category-header-enhanced {
    background: var(--bg-secondary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.category-header-enhanced.adult-category {
    background: linear-gradient(135deg, var(--danger-color-light), var(--danger-color));
    color: white;
}

.category-header-enhanced h4 {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.category-header-enhanced i {
    color: var(--primary-color);
}

.category-header-enhanced.adult-category i {
    color: white;
}

/* === SOURCE LISTS === */
.source-list-enhanced {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* === SOURCE ITEMS === */
.source-item-enhanced {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-dark);
    transition: all var(--transition-fast);
    cursor: pointer;
    gap: var(--spacing-md);
    background: var(--bg-primary);
}

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

.source-item-enhanced:hover {
    background: var(--bg-tertiary);
}

/* High-contrast selected state */
.source-item-enhanced.selected {
    background: linear-gradient(0deg, rgba(74,95,219,0.08), rgba(74,95,219,0.08));
    border-left: 4px solid var(--primary-dark);
}

.source-item-enhanced.adult-source {
    background: rgba(220, 53, 69, 0.05);
}

.source-item-enhanced.adult-source:hover {
    background: rgba(220, 53, 69, 0.1);
}

.source-item-enhanced.locked {
    opacity: 0.7;
    cursor: not-allowed;
}

.source-item-enhanced.locked:hover {
    background: var(--bg-card);
}

/* === SOURCE CONTROLS === */
.source-control-enhanced {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Ensure inputs sit above any overlay */
.source-control-enhanced input[type="checkbox"] {
    z-index: 1;
}

.source-checkbox-enhanced {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-dark);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    appearance: none;
    position: relative;
    pointer-events: auto;
}

.source-checkbox-enhanced:checked {
    background: var(--primary-color);
    border-color: var(--primary-dark);
    box-shadow: 0 0 0 3px rgba(74, 95, 219, 0.25);
}

.source-checkbox-enhanced:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.source-checkbox-enhanced:hover {
    border-color: var(--primary-dark);
}

.source-lock-enhanced {
    color: var(--text-muted);
    font-size: 16px;
}

.source-lock-enhanced.premium {
    color: var(--warning-color);
}

.source-lock-enhanced.adult {
    color: var(--danger-color);
}

/* === SOURCE INFO === */
.source-info-enhanced {
    flex: 1;
    min-width: 0;
}

.source-name-enhanced {
    font-weight: var(--font-weight-extrabold);
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
    font-size: var(--font-size-lg);
}

.source-name-enhanced label {
    cursor: pointer;
}

.source-description-enhanced {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: 0 0 var(--spacing-sm) 0;
    line-height: 1.45;
}

/* === SOURCE BADGES === */
.source-badges-enhanced {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.source-badge-enhanced {
    font-size: var(--font-size-xs);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.source-badge-enhanced i {
    font-size: 10px;
}

/* === SOURCE CONTROL BUTTONS === */
.source-control-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.source-control-buttons .btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
}

/* === SELECTED SOURCES COUNTER === */
.selected-sources-info {
    background: var(--bg-info);
    color: var(--info-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 768px) {
    .source-item-enhanced {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .source-control-enhanced {
        align-self: flex-end;
    }
    
    .source-badges-enhanced {
        margin-top: var(--spacing-xs);
    }
    
    .source-control-buttons {
        flex-direction: column;
    }
    
    .source-control-buttons .btn {
        width: 100%;
    }
}

/* === DARK MODE ADJUSTMENTS === */
[data-theme="dark"] .source-category-enhanced {
    background: var(--bg-card-dark);
    border-color: var(--border-color-dark);
}

[data-theme="dark"] .category-header-enhanced {
    background: var(--bg-secondary-dark);
    border-color: var(--border-color-dark);
}

[data-theme="dark"] .source-item-enhanced {
    background: var(--dark-bg-secondary);
    border-bottom-color: var(--dark-border-light);
}

[data-theme="dark"] .source-item-enhanced:hover {
    background: var(--dark-bg-tertiary);
}

[data-theme="dark"] .source-checkbox-enhanced {
    background: var(--bg-input-dark);
    border-color: var(--dark-border-light);
}

/* Improve checkbox visibility on dark backgrounds */
[data-theme="dark"] .source-checkbox-enhanced:checked::after {
    color: var(--text-white);
}

/* === LOADING STATE === */
.sources-loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.sources-loading i {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* === ERROR STATE === */
.sources-error {
    background: var(--bg-danger);
    color: var(--danger-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
}

.sources-error i {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}