/**
 * DARA Dashboard Styles - Refactored with Blue Theme
 * Using CSS variables from colors.css for consistent theming
 */

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

a {
    text-decoration: none;
    color: inherit;
}

/* Note: Body styles are inherited from colors.css */

.container {
    margin: 0 auto;
    padding: 0;
    max-width: 1600px;
}

.container > * {
    padding-left: 20px;
    padding-right: 20px;
}

.container > footer {
    padding-left: 0;
    padding-right: 0;
}

.container > .TitleNav,
.container > .line {
    padding-left: 20px;
    padding-right: 20px;
}

header {
    margin-left: 20px;
    margin-right: 20px;
}

/* Header */
header {
    display: flex;
    justify-content: left;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-bg-card);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-border);
}

footer{
    width: 100% !important;
}

h1 {
    color: var(--color-text-main);
    font-size: 28px;
}

/* Nav title */
.TitleNav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
    background: var(--color-bg-card);
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;

    margin-top: var(--spacing-lg);
    width: 90vw;
}

.app-logo {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.app-title-section {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.app-title-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}

.app-title-link:hover .app-title {
    color: var(--color-accent-1);
}

.app-title {
    margin: 0;
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text-main);
    line-height: 1.2;
}

.app-subtitle {
    margin: 0;
    font-size: 13px;
    color: var(--color-text-secondary);
    font-weight: 400;
}

.line {
    height: 2px;
    width: 100%;
    background-color: var(--color-border);
    margin: 1rem 0;
    border-radius: 1px;
}

/* Dashboard Statistics */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-soft);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
}

.stat-icon {
    font-size: 2.5rem;
    min-width: 60px;
    text-align: center;
}

.stat-details {
    flex: 1;
}

.stat-label {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    color: var(--color-text-main);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.stat-value-small {
    font-size: 1rem;
}

.stat-subtext {
    color: var(--color-accent-1);
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: var(--spacing-xs);
}

/* Search Container */
.search-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
    max-width: 500px;
    margin: 0 var(--spacing-lg);
}

.search-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    background-color: var(--color-bg-input);
    color: var(--color-text-main);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    outline: none;
    transition: border-color var(--transition-normal);
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.search-input:focus {
    border-color: var(--color-accent-1);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.1);
}

.search-count {
    font-size: 12px;
    color: var(--color-text-muted);
    text-align: center;
}

/* Buttons - Enhanced with new theme */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.btn-primary {
    background-color: var(--color-accent-1);
    color: var(--color-text-invert);
}

.btn-primary:hover {
    background-color: var(--color-accent-2);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

.btn-secondary {
    background-color: var(--color-bg-hover);
    color: var(--color-text-main);
}

.btn-secondary:hover {
    background-color: #475569;
}

/* Load More button */
.load-more-btn {
    display: block;
    margin: var(--spacing-lg) auto;
    padding: 12px 24px;
    background-color: var(--color-accent-1);
    color: var(--color-text-invert);
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.load-more-btn:hover {
    background-color: var(--color-accent-2);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

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

.btn-danger {
    background-color: var(--color-error);
    color: var(--color-text-main);
    padding: 6px 12px;
    font-size: 12px;
}

.btn-danger:hover {
    background-color: #991b1b;
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

.btn-edit {
    background-color: var(--color-warning);
    color: var(--color-text-invert);
    padding: 6px 12px;
    font-size: 12px;
    margin-right: 8px;
}

.btn-edit:hover {
    background-color: #d97706;
}

/* View Toggle */
.view-toggle-container {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-bottom: var(--spacing-lg);
    padding: 0 20px;
}

.view-toggle-btn {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 8px 16px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 14px;
    font-weight: 600;
}

.view-toggle-btn:hover {
    border-color: var(--color-accent-1);
    color: var(--color-text-main);
}

.view-toggle-btn.active {
    background: var(--color-accent-1);
    border-color: var(--color-accent-1);
    color: var(--color-text-invert);
}

/* Product List */
.product-list {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 1400px;
}

.product-card {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
    border-color: var(--color-accent-1);
}

/* Grid View (default) - Stack vertically */
.product-name-column h3 {
    color: var(--color-text-main);
    margin-bottom: var(--spacing-xs);
    font-size: 18px;
}

.product-name-column .product-desc {
    color: var(--color-text-muted);
    font-size: 14px;
}

.product-meta-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

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

.product-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: 14px;
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: 12px;
    margin-bottom: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.meta-value {
    color: var(--color-text-main);
}

.product-badges {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

/* Badges - Using theme colors */
.badge {
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

.badge-active {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--color-success);
}

.badge-inactive {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--color-error);
}

.badge-count {
    background-color: rgba(56, 189, 248, 0.2);
    color: var(--color-accent-1);
}

.variants-preview {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.variants-preview h4 {
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.variant-item {
    padding: var(--spacing-sm);
    background-color: var(--color-bg-hover);
    border-radius: var(--border-radius-sm);
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--color-text-main);
}

/* Row View Styles */
.product-list.row-view {
    display: flex;
    flex-direction: column;
}

.product-list.row-view .product-card {
    display: grid;
    grid-template-columns: 2fr 3fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
    padding: var(--spacing-md) var(--spacing-lg);
}

/* Column 1: Name */
.product-list.row-view .product-name-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.product-list.row-view .product-name-column h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.product-list.row-view .product-name-column .product-desc {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* Column 2: All Metadata */
.product-list.row-view .product-meta-column {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.product-list.row-view .product-badges {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.product-list.row-view .meta-divider {
    height: 1px;
    background: var(--color-border);
    margin: 2px 0;
}

.product-list.row-view .product-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 12px;
    font-size: 12px;
}

.product-list.row-view .meta-item {
    display: flex;
    flex-direction: row;
    gap: 4px;
    align-items: baseline;
}

.product-list.row-view .meta-label {
    font-size: 11px;
    font-weight: 600;
}

.product-list.row-view .meta-value {
    font-size: 11px;
}

.product-list.row-view .variants-preview {
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.product-list.row-view .variant-item {
    padding: 2px 6px;
    font-size: 11px;
    background: var(--color-bg-hover);
    border-radius: 3px;
    display: inline-block;
    width: fit-content;
}

/* Hide divider in grid view */
.meta-divider {
    display: none;
}

.product-list.row-view .meta-divider {
    display: block;
}

/* Column 3: Buttons */
.product-list.row-view .product-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-shrink: 0;
    align-items: stretch;
}

.product-list.row-view .product-actions .btn {
    width: 100%;
    text-align: center;
    white-space: nowrap;
}

/* Preview Button */
.btn-preview {
    background-color: var(--color-accent-1);
    color: var(--color-text-invert);
    padding: 6px 12px;
    font-size: 12px;
    margin-right: 8px;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-preview:hover {
    background-color: var(--color-accent-2);
    transform: translateY(-1px);
}

/* Forms */
.form-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-soft);
}

.form-section h3 {
    color: var(--color-text-main);
    margin-bottom: var(--spacing-sm);
}

.info-text {
    color: var(--color-text-muted);
    font-size: 13px;
    margin-bottom: var(--spacing-md);
}

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

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-main);
    font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    padding: 10px;
    background-color: var(--color-bg-input);
    color: var(--color-text-main);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    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(--color-accent-1);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.1);
}

.form-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.form-group textarea {
    min-height: 80px;
    resize: vertical;
    font-family: inherit;
}

.display-only-field {
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    background-color: var(--color-bg-hover);
    font-size: 14px;
    color: var(--color-text-muted);
    font-weight: 600;
}

/* Variants */
.variant-options-config {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-lg);
}

.variant-options-config h4 {
    color: var(--color-text-main);
    margin-bottom: var(--spacing-sm);
}

/* ========================================
   VARIANT NAVIGATOR - Enhanced UX
   ======================================== */

.variant-navigator {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* Progress Bar Container */
.variant-progress-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.variant-progress-bar {
    height: 8px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 9999px;
    overflow: hidden;
    position: relative;
}

.variant-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #38bdf8 0%, #0ea5e9 100%);
    border-radius: 9999px;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.variant-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.variant-progress-text {
    display: flex;
    justify-content: center;
    align-items: center;
}

.variant-selector-display {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-secondary);
    font-family: 'SF Mono', 'Monaco', 'Courier New', monospace;
}

/* Navigation Controls */
.variant-nav-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.btn-variant-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    background: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(14, 165, 233, 0.3);
}

.btn-variant-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(14, 165, 233, 0.4);
}

.btn-variant-nav:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(14, 165, 233, 0.3);
}

.btn-variant-nav:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-variant-nav svg {
    flex-shrink: 0;
}

/* Variant Dots Navigation */
.variant-dots-container {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    padding: 8px;
}

.variant-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.variant-dot:hover {
    transform: scale(1.3);
    background: rgba(14, 165, 233, 0.5);
}

.variant-dot.active {
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

.variant-dot[data-is-main="true"]::after {
    content: '⭐';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
}

/* Keyboard Hint */
.variant-keyboard-hint {
    text-align: center;
    font-size: 12px;
    color: var(--color-text-secondary);
    opacity: 0.7;
    font-style: italic;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .variant-navigator {
        padding: var(--spacing-md);
    }

    .variant-nav-controls {
        flex-direction: column;
        width: 100%;
    }

    .btn-variant-nav {
        width: 100%;
        justify-content: center;
    }

    .variant-dots-container {
        order: -1;
        width: 100%;
    }

    .variant-keyboard-hint {
        display: none;
    }
}

.current-variant-card {
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 2px solid var(--color-accent-1);
    box-shadow: var(--shadow-soft);
}

.variant-combination-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-accent-1);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm);
    background: rgba(56, 189, 248, 0.1);
    border-radius: var(--border-radius-sm);
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.main-variant-badge {
    background: var(--color-warning);
    color: var(--color-text-invert);
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 700;
    box-shadow: var(--shadow-soft);
}

.main-variant-selector {
    background: var(--color-bg-hover);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--color-accent-1);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-weight: 600;
    color: var(--color-text-main);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-label span {
    user-select: none;
}

.variant-sku-section {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-lg);
}

.variant-sku-section h5 {
    color: var(--color-text-main);
    margin-bottom: var(--spacing-sm);
    font-size: 15px;
}

.variant-inherited-info {
    background: var(--color-bg-hover);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--color-text-muted);
}

.variant-inherited-info h5 {
    color: var(--color-text-muted);
    font-size: 13px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.variant-inherited-info .info-item {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    font-size: 13px;
}

.variant-inherited-info .info-label {
    color: var(--color-text-muted);
    font-weight: 600;
}

.variant-inherited-info .info-value {
    color: var(--color-text-main);
}

.variant-editable-section {
    margin-top: var(--spacing-lg);
}

.variant-editable-section h5 {
    color: var(--color-text-main);
    margin-bottom: var(--spacing-md);
    font-size: 15px;
}

.variant-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

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

.variant-header h4 {
    color: var(--color-text-main);
}

.variant-fields {
    display: grid;
    gap: var(--spacing-md);
}

/* Images */
.image-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
}

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

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--color-text-muted);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-muted);
}

.empty-state h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-muted);
}

/* Preview Modal */
.preview-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

.preview-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
    position: sticky;
    top: 0;
    background: var(--color-bg-card);
    z-index: 10;
}

.preview-header h2 {
    color: var(--color-text-main);
    margin: 0;
    font-size: 24px;
}

.preview-close {
    background: none;
    border: none;
    font-size: 32px;
    color: var(--color-text-muted);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.preview-close:hover {
    background: var(--color-error);
    color: var(--color-text-main);
}

.preview-body {
    padding: var(--spacing-lg);
}

.preview-section {
    margin-bottom: var(--spacing-xl);
}

.preview-section h3 {
    color: var(--color-accent-1);
    font-size: 18px;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-border);
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.preview-grid div {
    color: var(--color-text-main);
    font-size: 14px;
}

.preview-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.preview-table th {
    background: var(--color-bg-hover);
    color: var(--color-text-main);
    font-weight: 600;
    text-align: left;
    padding: 12px;
    border: 1px solid var(--color-border);
}

.preview-table td {
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    color: var(--color-text-main);
}

.preview-table tr:nth-child(even) {
    background: rgba(56, 189, 248, 0.05);
}

.preview-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.preview-image-wrapper {
    position: relative;
    width: 100%;
    height: 150px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
    overflow: hidden;
    background: var(--color-bg-card);
}

.preview-images img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.preview-images img:hover {
    transform: scale(1.05);
}

.preview-image-wrapper:hover .preview-btn {
    opacity: 1;
}

.image-error-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: #fff5f5;
    border: 1px solid #ff4444;
}

.image-error-placeholder::before {
    content: '✕';
    font-size: 48px;
    color: #ff4444;
    font-weight: bold;
    line-height: 1;
}

.image-error-placeholder::after {
    content: 'Failed to load';
    font-size: 11px;
    color: #ff4444;
    margin-top: 8px;
}

.image-loading-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: var(--color-bg-secondary);
    animation: pulse 1.5s ease-in-out infinite;
}

.image-loading-placeholder::after {
    content: 'Loading...';
    font-size: 12px;
    color: var(--color-text-secondary);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.preview-btn {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 10;
}

.preview-btn:hover {
    background: rgba(0, 0, 0, 0.9);
}

/* Image Preview Modal */
.image-preview-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.image-preview-modal.active {
    display: flex;
}

.image-preview-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-preview-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--border-radius-md);
}

.image-preview-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-normal);
    z-index: 10001;
}

.image-preview-close:hover {
    background: white;
}

/* Footer - Using theme colors */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    flex: 1;
    display: flex;
    flex-direction: column;
}

#productList {
    flex: 1;
}

.dashboard-footer {
    background-color: var(--color-secondary);
    color: var(--color-text-muted);
    padding: var(--spacing-lg) 20px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    font-size: 0.875rem;
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    margin-top: auto;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    margin-top: 50px;
}

.footer-column {
    text-align: center;
}

.footer-column:first-child {
    text-align: left;
}

.footer-column:last-child {
    text-align: right;
}

/* Responsive */

/* Tablets and smaller laptops (768px - 1024px) */
@media (max-width: 1024px) {
    .container > * {
        padding-left: 15px;
        padding-right: 15px;
    }

    .container > .TitleNav,
    .container > .line {
        padding-left: 15px;
        padding-right: 15px;
    }

    header {
        margin-left: 15px;
        margin-right: 15px;
    }

    .view-toggle-container {
        padding: 0 15px;
    }

    .dashboard-footer {
        padding: var(--spacing-lg) 15px;
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-column:first-child,
    .footer-column:last-child {
        text-align: center;
    }

    .dashboard-stats {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }

    .product-list.row-view .product-card {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .product-list.row-view .product-actions {
        flex-direction: row;
        justify-content: flex-start;
    }

    .product-list.row-view .product-actions .btn {
        width: auto;
    }
}

/* Mobile devices (max 768px) */
@media (max-width: 768px) {
    .container {
        max-width: 100%;
    }

    .container > * {
        padding-left: 10px;
        padding-right: 10px;
    }

    .container > .TitleNav,
    .container > .line {
        padding-left: 10px;
        padding-right: 10px;
    }

    header {
        flex-direction: column;
        gap: var(--spacing-md);
        margin-left: 10px;
        margin-right: 10px;
        padding: var(--spacing-md);
    }

    h1 {
        font-size: 22px;
    }

    .TitleNav {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .search-container {
        max-width: 100%;
        margin: 0;
    }

    .view-toggle-container {
        padding: 0 10px;
        justify-content: center;
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .stat-card {
        padding: var(--spacing-md);
    }

    .stat-icon {
        font-size: 2rem;
        min-width: 50px;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .product-meta {
        grid-template-columns: 1fr;
    }

    .product-list {
        gap: var(--spacing-md);
    }

    .product-card {
        padding: var(--spacing-md);
    }

    .product-list.row-view .product-card {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
    }

    .product-list.row-view .product-actions {
        flex-direction: column;
        gap: 8px;
    }

    .product-list.row-view .product-actions .btn {
        width: 100%;
    }

    .modal-content {
        width: 95%;
        margin: 5% auto;
        padding: var(--spacing-lg);
    }

    .preview-content {
        max-width: 95%;
        max-height: 95vh;
    }

    .preview-header {
        padding: var(--spacing-md);
    }

    .preview-body {
        padding: var(--spacing-md);
    }

    .preview-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-footer {
        padding: var(--spacing-md) 10px;
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .footer-column {
        text-align: center;
        font-size: 0.75rem;
    }

    .footer-column:first-child,
    .footer-column:last-child {
        text-align: center;
    }

    /* Adjust button sizes for touch */
    .btn {
        padding: 12px 20px;
        font-size: 15px;
    }

    .btn-danger,
    .btn-edit,
    .btn-preview {
        padding: 8px 14px;
        font-size: 13px;
    }
}

/* Small mobile devices (max 480px) */
@media (max-width: 480px) {
    .container > * {
        padding-left: 8px;
        padding-right: 8px;
    }

    .container > .TitleNav,
    .container > .line {
        padding-left: 8px;
        padding-right: 8px;
    }

    header {
        margin-left: 8px;
        margin-right: 8px;
        padding: var(--spacing-sm);
    }

    h1 {
        font-size: 20px;
    }

    .view-toggle-container {
        padding: 0 8px;
    }

    .dashboard-footer {
        padding: var(--spacing-sm) 8px;
    }

    .stat-card {
        flex-direction: column;
        text-align: center;
    }

    .stat-icon {
        font-size: 2.5rem;
    }

    .preview-header h2 {
        font-size: 18px;
    }

    .preview-images {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   PROTECTED PREFIX INPUT (Vendor Badge) - Blue Theme
   ============================================================ */

.protected-prefix-input {
    position: relative;
    width: 100%;
}

.vendor-prefix-badge {
    position: absolute;
    left: 1px;
    top: 1px;
    bottom: 1px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    background: var(--color-bg-hover);
    border-right: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    color: var(--color-text-main);
    font-weight: 500;
    font-size: 14px;
    pointer-events: none;
    z-index: 1;
    user-select: none;
    white-space: nowrap;
    min-width: 100px;
}

.prefix-input {
    width: 100%;
    border: 1px solid var(--color-border) !important;
    outline: none !important;
    padding: 10px 14px;
    padding-left: 120px;
    font-size: 14px;
    background: var(--color-bg-input);
    box-shadow: none !important;
    color: var(--color-text-main);
    border-radius: var(--border-radius-sm);
    transition: border-color var(--transition-fast);
}

.prefix-input:focus {
    outline: none;
    border-color: var(--color-accent-1);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.1);
}

/* ============================================================
   VARIANT EDITOR HEADER & INFO CARD - Modern Layout
   ============================================================ */

/* Variant Header - Sticky 3-column layout */
.variant-header {
    display: grid;
    grid-template-columns: 50px 1fr 50px;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-card);
    border-bottom: 2px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    margin: 0 -20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.variant-header-title {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.variant-header-title h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-main);
    margin: 0;
}

.variant-position {
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 400;
}

/* Header Navigation Buttons */
.variant-nav-btn-header {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-hover);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--color-text-main);
}

.variant-nav-btn-header:hover:not(:disabled) {
    background: var(--color-accent-1);
    color: white;
    border-color: var(--color-accent-1);
    transform: scale(1.05);
}

.variant-nav-btn-header:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.variant-nav-btn-header svg {
    width: 20px;
    height: 20px;
}

/* Variant Info Card */
.variant-info-card {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.05) 0%, rgba(14, 165, 233, 0.08) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-soft);
}

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

.variant-main-status {
    flex: 1;
}

/* Main Variant Badges */
.main-variant-badge-large {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #78350f;
    font-weight: 600;
    font-size: 14px;
    border-radius: var(--border-radius-md);
    box-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
}

.regular-variant-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: var(--color-bg-hover);
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 14px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
}

/* Toggle Switch for Main Variant */
.main-variant-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.toggle-label {
    font-size: 14px;
    color: var(--color-text-main);
    font-weight: 500;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 28px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-bg-hover);
    border: 2px solid var(--color-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 34px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-switch input:checked + .toggle-slider {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    border-color: #f59e0b;
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(22px);
}

.toggle-switch input:focus + .toggle-slider {
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.2);
}

/* Info Card Note */
.variant-info-note {
    background: var(--color-bg-card);
    border-left: 3px solid var(--color-accent-1);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-size: 13px;
    color: var(--color-text-main);
    line-height: 1.5;
}

/* Inherited Fields Section */
.variant-inherited-section {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
}

.variant-inherited-section h5 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-main);
    margin: 0 0 var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.inherited-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-xs);
    background: var(--color-bg-hover);
    border-radius: var(--border-radius-sm);
}

.inherited-field .field-label {
    font-size: 12px;
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.inherited-field .field-value {
    font-size: 14px;
    color: var(--color-text-main);
    font-weight: 400;
    word-break: break-word;
}

/* Mobile Responsive - Variant Header & Info */
@media (max-width: 768px) {
    .variant-header {
        grid-template-columns: 40px 1fr 40px;
        padding: var(--spacing-sm) var(--spacing-md);
        margin: 0 -8px;
    }

    .variant-header-title h4 {
        font-size: 16px;
    }

    .variant-position {
        font-size: 12px;
    }

    .variant-nav-btn-header {
        width: 36px;
        height: 36px;
    }

    .variant-nav-btn-header svg {
        width: 18px;
        height: 18px;
    }

    .variant-info-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-variant-toggle {
        width: 100%;
        justify-content: space-between;
    }

    .inherited-fields {
        grid-template-columns: 1fr;
    }

    .variant-info-card {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .variant-header {
        grid-template-columns: 36px 1fr 36px;
        gap: var(--spacing-xs);
    }

    .variant-header-title h4 {
        font-size: 14px;
    }

    .variant-nav-btn-header {
        width: 32px;
        height: 32px;
    }

    .main-variant-badge-large,
    .regular-variant-badge {
        font-size: 12px;
        padding: 6px 12px;
    }

    .toggle-switch {
        width: 44px;
        height: 24px;
    }

    .toggle-slider:before {
        height: 16px;
        width: 16px;
    }

    .toggle-switch input:checked + .toggle-slider:before {
        transform: translateX(20px);
    }
}