/* ========================================
   SHOP MODULE CSS - Với prefix .shop- để tránh conflict
   ======================================== */

/* Reset chỉ trong shop module */
.shop-module * {
    box-sizing: border-box;
}

.shop-module {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #334155;
    /*background-color: #f5f5f5;
    padding: 20px 0;*/
}

/* Banner */
.shop-banner {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    padding: 40px 20px;
    text-align: center;
    border-radius: 10px;
    margin-bottom: 30px;
}

.shop-banner-content h1 {
    font-size: 32px;
    margin-bottom: 10px;
}

.shop-banner-content p {
    font-size: 16px;
    opacity: 0.9;
}

/* Breadcrumb */
.shop-breadcrumb {
    padding: 15px 0;
    margin-bottom: 20px;
}

.shop-breadcrumb a {
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.shop-breadcrumb a:hover {
    text-decoration: underline;
}

/* Filters */
.shop-filters {
    background: white;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-filter-container {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    align-items: center;
}

.shop-filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.shop-filter-group label {
    font-weight: 500;
    white-space: nowrap;
    font-size: 14px;
}

.shop-select,
.shop-input,
.shop-textarea {
    padding: 10px 15px;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
    outline: none;
    font-family: inherit;
    font-size: 14px;
}

.shop-select {
    min-width: 150px;
    cursor: pointer;
    background: white;
    appearance: auto;
}

.shop-search-group {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.shop-search-input {
    width: 100%;
    padding-right: 40px;
}

.shop-search-icon {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #64748b;
}

/* Products Grid */
.shop-products {
    margin-bottom: 40px;
}

.shop-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.shop-product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.shop-product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.shop-product-image {
    position: relative;
    padding-top: 100%;
    overflow: hidden;
    background: #f8fafc;
}

.shop-product-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.shop-product-badges {
    position: absolute;
    top: 10px;
    left: 10px;
    display: flex;
    gap: 5px;
    flex-direction: column;
}

.shop-badge {
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: bold;
    color: white;
}

.shop-badge-sale {
    background: #ef4444;
}

.shop-product-content {
    padding: 20px;
}

.shop-product-brand {
    color: #64748b;
    font-size: 13px;
    margin-bottom: 5px;
}

.shop-product-name {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px;
}

.shop-product-price {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.shop-current-price {
    font-size: 18px;
    font-weight: bold;
    color: #ef4444;
}

.shop-original-price {
    font-size: 14px;
    color: #94a3b8;
    text-decoration: line-through;
}

.shop-discount-badge {
    background: #ef4444;
    color: white;
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 11px;
    font-weight: bold;
}

.shop-product-actions {
    display: flex;
    /* gap: 10px; */
}

/* Buttons */
.shop-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    transition: all 0.3s;
    font-size: 14px;
    font-family: inherit;
}

.shop-btn-primary {
    background: #2563eb;
    color: white;
}

.shop-btn-primary:hover {
    background: #1e40af;
}

.shop-btn-secondary {
    background: white;
    color: #334155;
    border: 1px solid #e2e8f0;
}

.shop-btn-secondary:hover {
    background: #f8fafc;
}

.shop-btn-small {
    padding: 8px 15px;
    font-size: 13px;
}

.shop-btn-block {
    width: 100%;
}

/* Loading */
.shop-loading {
    text-align: center;
    padding: 40px;
    font-size: 16px;
    color: #64748b;
}

.shop-loading i {
    font-size: 24px;
    margin-right: 10px;
}

.shop-no-products {
    text-align: center;
    padding: 60px 20px;
    color: #64748b;
    background: white;
    border-radius: 10px;
}

.shop-no-products i {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.5;
}

/* Pagination */
.shop-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-page-btn {
    padding: 10px 20px;
    border: 1px solid #e2e8f0;
    background: white;
    color: #334155;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.shop-page-btn:hover:not(:disabled) {
    background: #2563eb;
    color: white;
    border-color: #2563eb;
}

.shop-page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.shop-page-numbers {
    display: flex;
    gap: 5px;
}

.shop-page-number {
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid #e2e8f0;
    background: white;
    color: #334155;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.shop-page-number:hover {
    background: #f8fafc;
    border-color: #2563eb;
}

.shop-page-number.shop-active {
    background: #2563eb;
    color: white;
    border-color: #2563eb;
}

.shop-page-ellipsis {
    padding: 0 8px;
    color: #94a3b8;
    display: flex;
    align-items: center;
}

.shop-per-page {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
}

.shop-per-page label {
    font-weight: 600;
    font-size: 14px;
}

/* Product Detail */
.shop-product-detail {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-detail-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.shop-product-images {
    position: sticky;
    top: 20px;
    height: fit-content;
}

.shop-main-image {
    position: relative;
    margin-bottom: 15px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    background: #f8fafc;
}

.shop-main-image img {
    width: 100%;
    display: block;
}

.shop-badges {
    position: absolute;
    top: 15px;
    left: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.shop-thumbnail-images {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.shop-thumbnail {
    border: 2px solid #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.3s;
}

.shop-thumbnail:hover,
.shop-thumbnail.shop-active {
    border-color: #2563eb;
}

.shop-thumbnail img {
    width: 100%;
    display: block;
}

.shop-product-info h1 {
    font-size: 28px;
    margin-bottom: 15px;
    line-height: 1.3;
}

.shop-product-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    color: #64748b;
    font-size: 14px;
    flex-wrap: wrap;
}

.shop-brand {
    color: #2563eb;
    font-weight: 600;
}

.shop-divider {
    color: #e2e8f0;
}

.shop-status {
    color: #10b981;
    font-weight: 600;
}

.shop-product-description {
    margin-bottom: 25px;
    line-height: 1.8;
    color: #64748b;
}

.shop-product-options {
    margin-bottom: 25px;
}

.shop-option-group {
    margin-bottom: 20px;
}

.shop-option-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 14px;
}

.shop-color-options,
.shop-size-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.shop-color-item,
.shop-size-item {
    padding: 8px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
}

.shop-color-item:hover,
.shop-size-item:hover,
.shop-color-item.shop-active,
.shop-size-item.shop-active {
    border-color: #2563eb;
    background: rgba(37, 99, 235, 0.1);
}

.shop-quantity-selector {
    display: flex;
    align-items: center;
    gap: 0;
    width: fit-content;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
}

.shop-qty-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: white;
    cursor: pointer;
    transition: background 0.3s;
}

.shop-qty-btn:hover {
    background: #f8fafc;
}

.shop-qty-input {
    width: 50px;
    height: 36px;
    text-align: center;
    border: none;
    border-left: 1px solid #e2e8f0;
    border-right: 1px solid #e2e8f0;
    outline: none;
    font-size: 14px;
}

.shop-product-actions {
    display: flex;
    /* margin-bottom: 25px; */
    flex-wrap: wrap;
}

.shop-btn-add-cart,
.shop-btn-buy-now {
    flex: 1;
}

.shop-product-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 10px;
}

.shop-feature-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.shop-feature-item i {
    font-size: 20px;
    color: #2563eb;
}

.shop-feature-item strong {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.shop-feature-item p {
    font-size: 13px;
    color: #64748b;
}

/* Tabs */
.shop-product-tabs {
    margin-top: 50px;
}

.shop-tab-buttons {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid #e2e8f0;
    margin-bottom: 25px;
}

.shop-tab-btn {
    padding: 12px 25px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: #64748b;
    transition: all 0.3s;
    position: relative;
    font-size: 14px;
}

.shop-tab-btn:hover,
.shop-tab-btn.shop-active {
    color: #2563eb;
}

.shop-tab-btn.shop-active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #2563eb;
}

.shop-tab-pane {
    display: none;
}

.shop-tab-pane.shop-active {
    display: block;
}

.shop-specs-table {
    width: 100%;
    border-collapse: collapse;
}

.shop-specs-table tr {
    border-bottom: 1px solid #e2e8f0;
}

.shop-specs-table td {
    padding: 12px;
    font-size: 14px;
}

.shop-specs-table td:first-child {
    font-weight: 600;
    width: 200px;
}

.shop-related-products {
    margin-top: 50px;
}

.shop-section-title {
    font-size: 24px;
    margin-bottom: 25px;
}

/* Cart Page */
.shop-page-title {
    font-size: 28px;
    margin-bottom: 25px;
}

.shop-empty-cart {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-empty-cart i {
    font-size: 64px;
    color: #94a3b8;
    margin-bottom: 20px;
    opacity: 0.5;
}

.shop-empty-cart h2 {
    margin-bottom: 10px;
}

.shop-empty-cart p {
    color: #64748b;
    margin-bottom: 25px;
}

.shop-cart-container {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 25px;
}

.shop-cart-items {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-cart-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 50px;
    gap: 15px;
    padding: 12px 0;
    border-bottom: 2px solid #e2e8f0;
    font-weight: 600;
    margin-bottom: 15px;
    font-size: 14px;
}

.shop-cart-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 50px;
    gap: 15px;
    align-items: center;
    padding: 18px 0;
    border-bottom: 1px solid #e2e8f0;
}

.shop-item-info {
    display: flex;
    gap: 12px;
}

.shop-item-image {
    width: 70px;
    height: 70px;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
    flex-shrink: 0;
}

.shop-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.shop-item-details h3 {
    font-size: 14px;
    margin-bottom: 5px;
    font-weight: 600;
}

.shop-item-details p {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 3px;
}

.shop-item-quantity {
    display: flex;
    align-items: center;
    gap: 0;
    width: fit-content;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
}

.shop-item-quantity button {
    width: 28px;
    height: 28px;
    border: none;
    background: white;
    cursor: pointer;
    font-size: 12px;
}

.shop-item-quantity input {
    width: 45px;
    height: 28px;
    text-align: center;
    border: none;
    border-left: 1px solid #e2e8f0;
    border-right: 1px solid #e2e8f0;
    font-size: 13px;
}

.shop-item-remove {
    color: #ef4444;
    cursor: pointer;
    font-size: 16px;
    transition: opacity 0.3s;
}

.shop-item-remove:hover {
    opacity: 0.7;
}

.shop-cart-summary {
    position: sticky;
    top: 20px;
    height: fit-content;
}

.shop-summary-card {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-summary-card h3 {
    margin-bottom: 20px;
    font-size: 18px;
}

.shop-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    font-size: 14px;
}

.shop-summary-row.shop-total {
    font-size: 18px;
    font-weight: bold;
    padding-top: 12px;
}

.shop-summary-divider {
    height: 1px;
    background: #e2e8f0;
    margin: 15px 0;
}

.shop-total-price {
    color: #ef4444;
}

.shop-text-danger {
    color: #ef4444;
}

.shop-coupon-section {
    display: flex;
    gap: 8px;
    margin: 18px 0;
}

.shop-coupon-input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
    outline: none;
    font-size: 13px;
}

.shop-btn-coupon {
    padding: 10px 16px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
}

.shop-btn-coupon:hover {
    background: #1e40af;
}

.shop-summary-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 18px;
}

.shop-payment-methods {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid #e2e8f0;
}

.shop-payment-methods p {
    font-size: 13px;
    color: #64748b;
    margin-bottom: 10px;
}

.shop-payment-icons {
    display: flex;
    gap: 10px;
    align-items: center;
}

.shop-payment-icons img {
    height: 26px;
    object-fit: contain;
}

.shop-payment-icons i {
    font-size: 20px;
    color: #94a3b8;
}

/* Checkout */
.shop-checkout-steps {
    padding: 20px;
    background: white;
    border-radius: 10px;
    margin-bottom: 25px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-steps {
    display: flex;
    justify-content: center;
    gap: 35px;
}

.shop-step {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #94a3b8;
    font-size: 14px;
}

.shop-step.shop-active {
    color: #2563eb;
}

.shop-step.shop-completed {
    color: #10b981;
}

.shop-step-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid currentColor;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
}

.shop-step.shop-completed .shop-step-number {
    background: #10b981;
    color: white;
}

.shop-step.shop-active .shop-step-number {
    background: #2563eb;
    color: white;
}

.shop-checkout-container {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 25px;
}

.shop-checkout-form,
.shop-order-summary {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.shop-checkout-form h2 {
    margin-bottom: 20px;
    font-size: 20px;
}

.shop-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.shop-form-group {
    margin-bottom: 18px;
}

.shop-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
}

.shop-required {
    color: #ef4444;
}

.shop-input,
.shop-textarea {
    width: 100%;
}

.shop-textarea {
    resize: vertical;
    font-family: inherit;
}

.shop-payment-methods-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.shop-payment-method {
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    padding: 15px;
    transition: all 0.3s;
}

.shop-payment-method:has(input:checked) {
    border-color: #2563eb;
    background: rgba(37, 99, 235, 0.05);
}

.shop-payment-method input[type="radio"] {
    display: none;
}

.shop-payment-method label {
    display: flex;
    gap: 12px;
    align-items: center;
    cursor: pointer;
}

.shop-payment-logo {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

.shop-payment-method i {
    font-size: 26px;
    color: #94a3b8;
}

.shop-payment-method strong {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.shop-payment-method p {
    font-size: 13px;
    color: #64748b;
}

.shop-bank-info {
    background: #f8fafc;
    padding: 18px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.shop-info-box h4 {
    margin-bottom: 12px;
    font-size: 15px;
}

.shop-info-box p {
    margin-bottom: 8px;
    font-size: 13px;
}

.shop-form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 25px;
}

.shop-order-summary h2 {
    margin-bottom: 20px;
    font-size: 18px;
}

.shop-summary-items {
    margin-bottom: 20px;
    max-height: 360px;
    overflow-y: auto;
}

.shop-summary-item {
    display: flex;
    gap: 12px;
    margin-bottom: 15px;
}

.shop-summary-item-image {
    width: 55px;
    height: 55px;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
    flex-shrink: 0;
}

.shop-summary-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.shop-summary-item-info h4 {
    font-size: 13px;
    margin-bottom: 5px;
    font-weight: 600;
}

.shop-summary-item-info p {
    font-size: 12px;
    color: #64748b;
}

.shop-summary-totals {
    padding-top: 15px;
    border-top: 1px solid #e2e8f0;
}

.shop-security-info {
    margin-top: 18px;
    padding: 12px;
    background: #f8fafc;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.shop-security-info i {
    color: #10b981;
    font-size: 20px;
}

.shop-security-info p {
    font-size: 13px;
    color: #64748b;
}

/* Order Success */
.shop-success-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.shop-success-card {
    background: white;
    padding: 50px 35px;
    border-radius: 15px;
    text-align: center;
    max-width: 600px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.1);
}

.shop-success-icon {
    width: 85px;
    height: 85px;
    background: #10b981;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    animation: shopScaleIn 0.5s ease-out;
}

.shop-success-icon i {
    font-size: 42px;
    color: white;
}

.shop-success-card h1 {
    color: #10b981;
    margin-bottom: 12px;
    font-size: 26px;
}

.shop-success-card p {
    color: #64748b;
    margin-bottom: 25px;
    line-height: 1.8;
    font-size: 14px;
}

.shop-order-info {
    background: #f8fafc;
    padding: 22px;
    border-radius: 10px;
    margin: 25px 0;
    text-align: left;
}

.shop-order-info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid #e2e8f0;
    font-size: 14px;
}

.shop-order-info-row:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.shop-order-info-row strong {
    color: #334155;
}

.shop-order-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

@keyframes shopScaleIn {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

/* Fixed Cart Icon */
.shop-cart-fixed {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 55px;
    height: 55px;
    background: #2563eb;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
    z-index: 999;
    transition: all 0.3s;
    text-decoration: none;
}

.shop-cart-fixed:hover {
    transform: scale(1.1);
    background: #1e40af;
}

.shop-cart-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ef4444;
    color: white;
    font-size: 11px;
    padding: 3px 7px;
    border-radius: 10px;
    font-weight: bold;
}

/* Toast Notification */
.shop-toast {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background: #10b981;
    color: white;
    padding: 14px 22px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s;
    z-index: 10000;
    font-size: 14px;
}

.shop-toast.shop-show {
    transform: translateY(0);
    opacity: 1;
}

.shop-toast i {
    font-size: 18px;
}

/* Modal */
.shop-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.shop-modal-content {
    background: white;
    padding: 35px;
    border-radius: 10px;
    text-align: center;
}

.shop-loading-modal {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

.shop-spinner {
    width: 45px;
    height: 45px;
    border: 4px solid #e2e8f0;
    border-top-color: #2563eb;
    border-radius: 50%;
    animation: shopSpin 1s linear infinite;
}

@keyframes shopSpin {
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 1024px) {
    .shop-detail-container,
    .shop-cart-container,
    .shop-checkout-container {
        grid-template-columns: 1fr;
    }

    .shop-cart-summary,
    .shop-product-images {
        position: static;
    }

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

@media (max-width: 768px) {
    .shop-banner-content h1 {
        font-size: 24px;
    }

    .shop-filter-container {
        flex-direction: column;
        align-items: stretch;
    }

    .shop-filter-group {
        flex-direction: column;
        align-items: stretch;
    }

    .shop-select,
    .shop-search-group {
        width: 100%;
    }

    .shop-product-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 15px;
    }

    .shop-cart-header {
        display: none;
    }

    .shop-cart-item {
        grid-template-columns: 1fr;
        gap: 12px;
    }

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

    .shop-product-info h1 {
        font-size: 22px;
    }

    .shop-steps {
        gap: 15px;
    }

    .shop-step-label {
        display: none;
    }

    /* Pagination responsive */
    .shop-pagination {
        flex-wrap: wrap;
        gap: 8px;
    }

    .shop-page-btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .shop-page-number {
        min-width: 36px;
        height: 36px;
        font-size: 13px;
    }

    .shop-page-numbers {
        flex-wrap: wrap;
        justify-content: center;
    }

    .shop-per-page {
        flex-direction: column;
    }
}