/**
 * Storefront Module - Frontend Styles
 *
 * @package Digitools
 * @subpackage Storefront
 * @version 1.0.0
 */

/* ============================================
   CSS Variables (Bruker Digitools base variables)
   ============================================ */
:root {
    --storefront-gap: 24px;
    --storefront-gap-sm: 12px;
    --storefront-radius: 8px;
    --storefront-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --storefront-transition: 0.3s ease;
}

/* ============================================
   Base Styles
   ============================================ */
.storefront-catalog,
.storefront-featured {
    position: relative;
}

/* ============================================
   Loading State
   ============================================ */
.storefront-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--dt-muted, #6b7280);
}

.storefront-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #e5e7eb;
    border-top-color: var(--dt-primary, #3b82f6);
    border-radius: 50%;
    animation: storefront-spin 1s linear infinite;
    margin-bottom: 16px;
}

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

/* ============================================
   Catalog Header
   ============================================ */
.storefront-catalog__header {
    text-align: center;
    margin-bottom: 32px;
}

.storefront-catalog__header h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dt-text, #1f2937);
}

.storefront-catalog__header p {
    color: var(--dt-muted, #6b7280);
}

/* ============================================
   Type Tabs
   ============================================ */
.storefront-type-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.storefront-type-tabs button {
    padding: 10px 20px;
    border: 1px solid var(--dt-border, #e5e7eb);
    background: var(--dt-card, #fff);
    color: var(--dt-text, #374151);
    border-radius: var(--storefront-radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--storefront-transition);
}

.storefront-type-tabs button:hover {
    border-color: var(--dt-primary, #3b82f6);
    color: var(--dt-primary, #3b82f6);
}

.storefront-type-tabs button.active {
    background: var(--dt-primary, #3b82f6);
    border-color: var(--dt-primary, #3b82f6);
    color: #fff;
}

/* ============================================
   Filters Sidebar
   ============================================ */
.storefront-filters {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--storefront-gap);
    margin-bottom: 32px;
}

.storefront-filters__sidebar {
    background: var(--dt-card, #fff);
    padding: 20px;
    border-radius: var(--storefront-radius);
    border: 1px solid var(--dt-border, #e5e7eb);
    height: fit-content;
    position: sticky;
    top: 20px;
}

.storefront-filters__title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dt-border, #e5e7eb);
}

.storefront-filter-group {
    margin-bottom: 20px;
}

.storefront-filter-group__title {
    font-size: 13px;
    font-weight: 600;
    color: var(--dt-text, #374151);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.storefront-filter-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 14px;
    color: var(--dt-text-secondary, #6b7280);
    cursor: pointer;
}

.storefront-filter-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--dt-primary, #3b82f6);
}

/* ============================================
   Category Tree
   ============================================ */
.filter-category-tree {
    max-height: 300px;
    overflow-y: auto;
}

.category-tree {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-tree.level-0 {
    padding-left: 0;
}

.category-tree.level-1 {
    padding-left: 16px;
}

.category-tree.level-2 {
    padding-left: 32px;
}

.category-tree__item {
    margin-bottom: 4px;
}

.category-tree__label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    color: var(--dt-text, #374151);
    transition: background 0.2s ease;
}

.category-tree__label:hover {
    background: var(--dt-bg-secondary, #f3f4f6);
}

.category-tree__label input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--dt-primary, #3b82f6);
}

.category-count {
    font-size: 0.85rem;
    color: var(--dt-text-secondary, #6b7280);
    margin-left: auto;
}

/* ============================================
   Product Grid
   ============================================ */
.storefront-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--storefront-gap);
}

.storefront-grid--empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--dt-muted, #6b7280);
}

/* ============================================
   Product Card
   ============================================ */
.storefront-product-card {
    background: var(--dt-card, #fff);
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: var(--storefront-radius);
    overflow: hidden;
    transition: var(--storefront-transition);
    display: flex;
    flex-direction: column;
}

.storefront-product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--storefront-shadow);
}

.storefront-product-card__image {
    position: relative;
    aspect-ratio: 4/3;
    background: #f3f4f6;
    overflow: hidden;
}

.storefront-product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--storefront-transition);
}

.storefront-product-card:hover .storefront-product-card__image img {
    transform: scale(1.05);
}

.storefront-product-card__image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--dt-muted, #9ca3af);
    font-size: 48px;
}

.storefront-product-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 10px;
    background: var(--dt-primary, #3b82f6);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 4px;
}

.storefront-product-card__badge--material {
    background: #10b981;
}

.storefront-product-card__badge--design {
    background: #8b5cf6;
}

.storefront-product-card__content {
    padding: 16px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.storefront-product-card__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--dt-text, #1f2937);
    margin-bottom: 8px;
    line-height: 1.3;
}

.storefront-product-card__excerpt {
    font-size: 13px;
    color: var(--dt-muted, #6b7280);
    margin-bottom: 12px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.storefront-product-card__price {
    font-size: 18px;
    font-weight: 700;
    color: var(--dt-primary, #3b82f6);
    margin-bottom: 12px;
}

.storefront-product-card__actions {
    display: flex;
    gap: 8px;
}

.storefront-product-card__actions .dt-btn {
    flex: 1;
    text-align: center;
    padding: 10px 16px;
    font-size: 13px;
}

/* ============================================
   B2B Product Card Enhancements
   ============================================ */
.storefront-product-card__b2b-info {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 8px 0;
    font-size: 0.85rem;
    color: var(--dt-text-secondary, #6b7280);
}

.storefront-product-card__sku,
.storefront-product-card__brand {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    background: var(--dt-bg-secondary, #f3f4f6);
    border-radius: 4px;
    font-weight: 500;
}

.storefront-product-card__sku::before {
    content: "SKU: ";
    font-weight: 600;
    margin-right: 4px;
}

.storefront-product-card__brand::before {
    content: "Merke: ";
    font-weight: 600;
    margin-right: 4px;
}

.storefront-product-card__quick-view {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    font-size: 20px;
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.storefront-product-card:hover .storefront-product-card__quick-view {
    opacity: 1;
}

.storefront-product-card__quick-view:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

/* ============================================
   Compare Checkbox
   ============================================ */
.product-compare-checkbox-wrapper {
    position: absolute;
    bottom: 12px;
    left: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(255, 255, 255, 0.9);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    z-index: 5;
}

.product-compare-checkbox-wrapper input {
    width: 14px;
    height: 14px;
    accent-color: var(--dt-primary, #3b82f6);
}

.product-compare-label {
    font-weight: 500;
    color: var(--dt-text, #374151);
}

/* ============================================
   Compare Bar
   ============================================ */
.storefront-compare-bar {
    position: fixed;
    bottom: 80px;
    left: 0;
    right: 0;
    background: var(--dt-surface, #fff);
    border-top: 2px solid #8b5cf6;
    padding: 12px 24px;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.storefront-compare-bar__count {
    font-weight: 600;
    font-size: 1rem;
}

.storefront-compare-bar__actions {
    display: flex;
    gap: 12px;
}

/* ============================================
   Compare Modal
   ============================================ */
.storefront-modal--compare {
    max-width: 1000px;
    width: 95vw;
}

.storefront-compare-table-wrapper {
    overflow-x: auto;
    margin-bottom: 24px;
}

.storefront-compare-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.storefront-compare-table th,
.storefront-compare-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--dt-border, #e5e7eb);
}

.storefront-compare-table th {
    background: var(--dt-bg-secondary, #f3f4f6);
    font-weight: 600;
    color: var(--dt-text-secondary, #6b7280);
}

.storefront-compare-table tbody th {
    font-weight: 500;
}

.storefront-compare-product-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.storefront-compare-product-header img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
}

.storefront-compare-product-header strong {
    font-size: 0.9rem;
    text-align: center;
}

.storefront-compare-actions {
    display: flex;
    justify-content: center;
    padding-top: 16px;
    border-top: 1px solid var(--dt-border, #e5e7eb);
}

/* ============================================
   Selection Bar (B2B Enhanced)
   ============================================ */
.storefront-selection-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--dt-surface, #fff);
    border-top: 2px solid var(--dt-primary, #3b82f6);
    padding: 16px 24px;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    z-index: 1000;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.storefront-selection-bar__summary {
    display: flex;
    align-items: center;
    gap: 16px;
}

.storefront-selection-bar__count {
    font-weight: 600;
    font-size: 1.1rem;
}

.storefront-selection-bar__actions {
    display: flex;
    gap: 12px;
}

.storefront-selection-bar__details {
    width: 100%;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--dt-border, #e5e7eb);
    max-height: 300px;
    overflow-y: auto;
}

.selection-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--dt-border-light, #f3f4f6);
}

.selection-item__name {
    font-weight: 500;
    flex: 1;
}

.selection-item__controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.selection-item__qty {
    width: 70px;
    padding: 6px 10px;
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: 4px;
    text-align: center;
}

/* ============================================
   Pagination
   ============================================ */
.storefront-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.storefront-pagination button {
    padding: 8px 14px;
    border: 1px solid var(--dt-border, #e5e7eb);
    background: var(--dt-card, #fff);
    color: var(--dt-text, #374151);
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: var(--storefront-transition);
}

.storefront-pagination button:hover:not(:disabled) {
    border-color: var(--dt-primary, #3b82f6);
    color: var(--dt-primary, #3b82f6);
}

.storefront-pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.storefront-pagination button.active {
    background: var(--dt-primary, #3b82f6);
    border-color: var(--dt-primary, #3b82f6);
    color: #fff;
}

/* ============================================
   Modal
   ============================================ */
.storefront-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--storefront-transition);
}

.storefront-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.storefront-modal {
    background: var(--dt-card, #fff);
    border-radius: var(--storefront-radius);
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: var(--storefront-transition);
}

.storefront-modal-overlay.active .storefront-modal {
    transform: translateY(0);
}

.storefront-modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--dt-border, #e5e7eb);
}

.storefront-modal__title {
    font-size: 20px;
    font-weight: 600;
    margin: 0;
}

.storefront-modal__close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--dt-muted, #6b7280);
    padding: 4px;
    line-height: 1;
}

.storefront-modal__close:hover {
    color: var(--dt-text, #1f2937);
}

.storefront-modal__body {
    padding: 24px;
}

/* ============================================
   Quote Form
   ============================================ */
.storefront-quote-form {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--dt-border, #e5e7eb);
}

.storefront-quote-form__title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}

.storefront-quote-form__field {
    margin-bottom: 16px;
}

.storefront-quote-form__field label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--dt-text, #374151);
}

.storefront-quote-form__field input,
.storefront-quote-form__field textarea,
.storefront-quote-form__field select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: 6px;
    font-size: 14px;
    transition: var(--storefront-transition);
}

.storefront-quote-form__field input:focus,
.storefront-quote-form__field textarea:focus,
.storefront-quote-form__field select:focus {
    outline: none;
    border-color: var(--dt-primary, #3b82f6);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.storefront-quote-form__variant {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
    align-items: center;
}

.storefront-quote-form__variant select,
.storefront-quote-form__variant input {
    flex: 1;
}

.storefront-quote-form__variant-remove {
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 18px;
    padding: 4px;
}

/* ============================================
   Quote Products Section (B2B Enhanced)
   ============================================ */
.storefront-quote-products {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--dt-border, #e5e7eb);
}

.storefront-quote-products h3 {
    margin-bottom: 16px;
    font-size: 1.1rem;
    font-weight: 600;
}

.quote-product-item {
    background: var(--dt-bg-secondary, #f3f4f6);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 12px;
}

.quote-product-item__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.quote-product-item__header strong {
    font-size: 1rem;
}

.quote-product-item__type {
    font-size: 0.85rem;
    color: var(--dt-text-secondary, #6b7280);
    text-transform: uppercase;
}

.remove-product-btn {
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 0.85rem;
    padding: 4px 8px;
}

.remove-product-btn:hover {
    text-decoration: underline;
}

.quote-product-item__controls {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.quote-product-item__qty,
.quote-product-item__variants {
    display: flex;
    align-items: center;
    gap: 8px;
}

.quote-product-item__qty label,
.quote-product-item__variants label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--dt-text-secondary, #6b7280);
}

.quote-product-item__qty input {
    width: 80px;
    padding: 6px 10px;
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: 4px;
}

.quote-product-item__variants select {
    padding: 6px 10px;
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: 4px;
    min-width: 120px;
}

.storefront-quote-form__actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.storefront-quote-form .dt-btn {
    flex: 1;
}

/* ============================================
   Success Message
   ============================================ */
.storefront-success {
    text-align: center;
    padding: 40px 20px;
}

.storefront-success__icon {
    width: 64px;
    height: 64px;
    background: #10b981;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: #fff;
}

.storefront-success__title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dt-text, #1f2937);
}

.storefront-success__message {
    color: var(--dt-muted, #6b7280);
}

/* ============================================
   Quick View Modal (B2B)
   ============================================ */
.storefront-modal--quickview {
    max-width: 900px;
    width: 90vw;
}

.storefront-quickview__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

@media (max-width: 768px) {
    .storefront-quickview__layout {
        grid-template-columns: 1fr;
    }
}

.storefront-quickview__image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.storefront-quickview__b2b-header {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding: 12px;
    background: var(--dt-bg-secondary, #f3f4f6);
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.storefront-quickview__b2b-header .sku {
    font-weight: 600;
    color: var(--dt-primary, #3b82f6);
}

.storefront-quickview__b2b-header .brand {
    font-weight: 600;
}

.storefront-quickview__b2b-header .type {
    text-transform: capitalize;
}

.storefront-quickview__price {
    font-size: 28px;
    font-weight: 700;
    color: var(--dt-primary, #3b82f6);
    margin-bottom: 20px;
}

.storefront-quickview__specs {
    margin-bottom: 24px;
}

.storefront-quickview__specs h4 {
    margin-bottom: 12px;
    font-size: 1rem;
    font-weight: 600;
}

.storefront-quickview__specs dl {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px 16px;
}

.storefront-quickview__specs dt {
    font-weight: 600;
    color: var(--dt-text-secondary, #6b7280);
}

.storefront-quickview__specs dd {
    margin: 0;
}

.storefront-quickview__variants {
    margin-bottom: 24px;
}

.storefront-quickview__variants h4 {
    margin-bottom: 12px;
    font-size: 1rem;
    font-weight: 600;
}

.storefront-quickview__variant-group {
    margin-bottom: 12px;
}

.storefront-quickview__variant-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--dt-text-secondary, #6b7280);
}

.storefront-quickview__variant-group .variant-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.storefront-quickview__variant-group .variant-chip {
    padding: 4px 12px;
    background: var(--dt-bg-secondary, #f3f4f6);
    border-radius: 4px;
    font-size: 0.85rem;
}

.storefront-quickview__variant-group .variant-chip--color {
    position: relative;
    padding-left: 24px;
}

.storefront-quickview__variant-group .variant-chip--color::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color);
    border: 1px solid var(--dt-border, #e5e7eb);
}

.storefront-quickview__description {
    margin-bottom: 24px;
    line-height: 1.6;
    color: var(--dt-text-secondary, #6b7280);
}

.storefront-quickview__actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--dt-border, #e5e7eb);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .storefront-filters {
        grid-template-columns: 1fr;
    }
    
    .storefront-filters__sidebar {
        position: static;
    }
    
    .storefront-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 16px;
    }
    
    .storefront-modal {
        width: 95%;
        max-height: 95vh;
    }
}

/* ============================================
   Search Bar
   ============================================ */
.storefront-search {
    max-width: 500px;
    margin: 0 auto 24px;
    position: relative;
}

.storefront-search input {
    width: 100%;
    padding: 14px 20px;
    padding-left: 48px;
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: var(--storefront-radius);
    font-size: 15px;
    transition: var(--storefront-transition);
}

.storefront-search input:focus {
    outline: none;
    border-color: var(--dt-primary, #3b82f6);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.storefront-search__icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dt-muted, #9ca3af);
}

/* ============================================
   Featured Products
   ============================================ */
.storefront-featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--storefront-gap);
}

/* ============================================
   Multi-Product Selection
   ============================================ */
.product-select-checkbox-wrapper {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 10;
}

.product-select-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--dt-primary, #3b82f6);
}

.storefront-selection-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--dt-surface, #fff);
    border-top: 1px solid var(--dt-border, #e5e7eb);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.storefront-selection-bar .selection-count {
    font-weight: 600;
    color: var(--dt-primary, #3b82f6);
}

/* ============================================
   Filters Panel
   ============================================ */
.storefront-filters {
    background: var(--dt-surface, #fff);
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: var(--storefront-radius);
    padding: 20px;
    margin-bottom: 24px;
}

.storefront-filters__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dt-border, #e5e7eb);
}

.storefront-filters__header h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.filter-section {
    margin-bottom: 20px;
}

.filter-section:last-child {
    margin-bottom: 0;
}

.filter-section h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--dt-text, #374151);
}

.filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--dt-bg-subtle, #f3f4f6);
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: 20px;
    cursor: pointer;
    transition: var(--storefront-transition);
    font-size: 13px;
}

.filter-chip:hover {
    background: var(--dt-border, #e5e7eb);
}

.filter-chip input {
    display: none;
}

.filter-chip:has(input:checked) {
    background: var(--dt-primary, #3b82f6);
    border-color: var(--dt-primary, #3b82f6);
    color: #fff;
}

.filter-chip--color::before {
    content: '';
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color, #ccc);
    border: 1px solid rgba(0, 0, 0, 0.2);
}

.price-range {
    padding: 8px 0;
}

.price-range input[type="range"] {
    width: 100%;
    margin-bottom: 8px;
}

.price-labels {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--dt-muted, #6b7280);
}

/* ============================================
   Quote Products List
   ============================================ */
.storefront-quote-products {
    margin-bottom: 20px;
}

.storefront-quote-products h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

.quote-product-item {
    background: var(--dt-bg-subtle, #f3f4f6);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 12px;
}

.quote-product-item__info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.quote-product-item__info strong {
    font-size: 15px;
}

.remove-product-btn {
    background: none;
    border: none;
    color: var(--dt-error, #ef4444);
    cursor: pointer;
    font-size: 13px;
    padding: 4px 8px;
}

.remove-product-btn:hover {
    text-decoration: underline;
}

.quote-product-item__options {
    display: flex;
    gap: 16px;
    align-items: center;
}

.quote-product-item__options label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.product-quantity-input {
    width: 80px;
    padding: 6px 10px;
    border: 1px solid var(--dt-border, #e5e7eb);
    border-radius: 4px;
}

/* ============================================
   Modal Size Modifier
   ============================================ */
.storefront-modal--large {
    max-width: 600px;
}