/* ============================================
   VendeeX 2.0 - ACP & Merchant Directory Styles
   Agentic Commerce Protocol Integration
   ============================================ */

/* ============================================
   Merchant Directory Page
   ============================================ */

.merchants-page {
    min-height: 100vh;
    padding-top: 72px;
}

.merchants-hero {
    padding: 80px 0 40px;
    text-align: center;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    border-bottom: 1px solid var(--gray-200);
}

.merchants-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.merchants-hero > .container > p {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto 32px;
}

/* Protocol Info Cards */
.protocol-info {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 32px;
}

.protocol-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.protocol-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.875rem;
    color: var(--white);
}

.protocol-icon.acp {
    background: var(--gradient-primary);
}

.protocol-icon.ucp {
    background: var(--gradient-secondary);
}

.protocol-details h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.protocol-details p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin: 0;
}

/* Search and Filters */
.merchants-search {
    padding: 32px 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
}

.search-bar {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.search-input-wrapper {
    flex: 1;
    position: relative;
}

.search-input-wrapper .search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.search-input-wrapper .form-input {
    padding-left: 48px;
}

.filter-bar {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.filter-select {
    padding: 8px 32px 8px 12px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-family: inherit;
    background: var(--white);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary);
}

.results-summary {
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.results-summary span {
    font-weight: 700;
    color: var(--gray-900);
}

/* Merchant Grid */
.merchants-grid-section {
    padding: 40px 0;
    background: var(--gray-50);
    min-height: 400px;
}

.merchants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

/* Merchant Card */
.merchant-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    border: 1px solid var(--gray-200);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
}

.merchant-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.merchant-card.acp-active {
    border-color: var(--primary);
}

.merchant-card .acp-badge {
    position: absolute;
    top: -10px;
    right: 16px;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.merchant-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.merchant-logo {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.merchant-logo.large {
    width: 72px;
    height: 72px;
}

.merchant-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.merchant-logo .logo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-brand);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
}

.merchant-logo.large .logo-placeholder {
    font-size: 2rem;
}

.merchant-info h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.merchant-rating {
    display: flex;
    align-items: center;
    gap: 6px;
}

.merchant-rating .stars {
    color: #fbbf24;
    font-size: 0.8125rem;
}

.merchant-rating .rating-text {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.merchant-description {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.5;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.merchant-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.category-tag {
    padding: 4px 10px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--gray-600);
}

.merchant-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
    margin-bottom: 16px;
}

.protocol-badges {
    display: flex;
    gap: 6px;
}

.protocol-badge {
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.protocol-badge.acp {
    background: rgba(43, 182, 115, 0.1);
    color: var(--vendeex-green);
}

.protocol-badge.ucp {
    background: rgba(33, 82, 116, 0.1);
    color: var(--vendeex-blue);
}

.status-badge {
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.status-badge.coming-soon {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
}

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

.merchant-actions .btn {
    flex: 1;
}

/* Loading & Empty States */
.loading-state,
.empty-state,
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 24px;
    text-align: center;
    grid-column: 1 / -1;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

.empty-icon,
.error-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.empty-state h3,
.error-state h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.empty-state p,
.error-state p {
    color: var(--gray-600);
}

/* ACP Info Section */
.acp-info-section {
    padding: 80px 0;
    background: var(--white);
}

.acp-features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.acp-feature-card {
    padding: 24px;
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    text-align: center;
}

.acp-feature-card .feature-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: rgba(43, 182, 115, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.acp-feature-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.acp-feature-card p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.5;
}

.acp-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* ============================================
   Modal Styles
   ============================================ */

.modal-overlay {
    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: 2000;
    padding: 24px;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    padding: 32px;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-100);
    border: none;
    font-size: 1.5rem;
    color: var(--gray-500);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.modal-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.merchant-website {
    font-size: 0.875rem;
    color: var(--primary);
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 24px 0;
}

.detail-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.protocol-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.protocol-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    color: var(--gray-700);
}

.capabilities-list {
    list-style: none;
    padding: 0;
}

.capabilities-list li {
    padding: 8px 0;
    font-size: 0.9375rem;
}

.capabilities-list li.enabled {
    color: var(--success);
}

.capabilities-list li.disabled {
    color: var(--gray-400);
}

.payment-methods {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.payment-badge {
    padding: 6px 12px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--gray-700);
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--gray-200);
}

.modal-actions .btn {
    flex: 1;
}

/* ============================================
   ACP Checkout Flow
   ============================================ */

.checkout-flow {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 24px;
}

.checkout-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.checkout-progress::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--gray-200);
}

.checkout-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

.checkout-step .step-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--white);
    border: 2px solid var(--gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.checkout-step.active .step-circle {
    border-color: var(--primary);
    background: var(--primary);
    color: var(--white);
}

.checkout-step.completed .step-circle {
    border-color: var(--success);
    background: var(--success);
    color: var(--white);
}

.checkout-step .step-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-500);
}

.checkout-step.active .step-label,
.checkout-step.completed .step-label {
    color: var(--gray-900);
}

/* Checkout Sections */
.checkout-section {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px;
    margin-bottom: 24px;
    border: 1px solid var(--gray-200);
}

.checkout-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-100);
}

/* Cart Items */
.cart-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.cart-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
}

.cart-item-details {
    flex: 1;
}

.cart-item-details h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.cart-item-details p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-item-quantity button {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--white);
    border: 1px solid var(--gray-200);
    font-size: 1rem;
    color: var(--gray-700);
    cursor: pointer;
}

.cart-item-quantity span {
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

.cart-item-price {
    text-align: right;
}

.cart-item-price .price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
}

.cart-item-price .price-original {
    font-size: 0.875rem;
    color: var(--gray-400);
    text-decoration: line-through;
}

/* Shipping Options */
.shipping-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.shipping-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-fast);
}

.shipping-option:hover {
    border-color: var(--gray-300);
}

.shipping-option.selected {
    border-color: var(--primary);
    background: rgba(43, 182, 115, 0.05);
}

.shipping-option input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary);
}

.shipping-option-details {
    flex: 1;
}

.shipping-option-details h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.shipping-option-details p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.shipping-option-price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
}

.shipping-option-price.free {
    color: var(--success);
}

/* Order Summary */
.order-summary {
    padding: 24px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.9375rem;
}

.summary-row.total {
    border-top: 1px solid var(--gray-200);
    margin-top: 12px;
    padding-top: 16px;
    font-size: 1.125rem;
    font-weight: 700;
}

.summary-row .label {
    color: var(--gray-600);
}

.summary-row .value {
    color: var(--gray-900);
    font-weight: 500;
}

.summary-row.total .label,
.summary-row.total .value {
    color: var(--gray-900);
}

/* Session Info */
.session-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(43, 182, 115, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.session-info-icon {
    width: 32px;
    height: 32px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.session-info-text {
    flex: 1;
}

.session-info-text strong {
    display: block;
    font-size: 0.8125rem;
    color: var(--primary);
}

.session-info-text span {
    font-size: 0.75rem;
    color: var(--gray-600);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .acp-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .protocol-info {
        flex-direction: column;
        align-items: center;
    }
}

/* ============================================
   Checkout Page Specific Styles
   ============================================ */

.checkout-page {
    min-height: 100vh;
    padding-top: 72px;
    background: var(--gray-50);
}

.session-timer {
    font-family: monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-700);
    background: var(--white);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
}

.checkout-step-content {
    display: none;
}

.checkout-step-content.active {
    display: block;
}

.checkout-actions {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 32px;
}

.checkout-actions .btn {
    min-width: 160px;
}

/* Form Rows */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
}

.shipping-form .form-group {
    margin-bottom: 20px;
}

/* Payment Options */
.payment-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-fast);
}

.payment-option:hover {
    border-color: var(--gray-300);
}

.payment-option.selected {
    border-color: var(--primary);
    background: rgba(43, 182, 115, 0.05);
}

.payment-option input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary);
}

.payment-icon {
    width: 48px;
    height: 48px;
    background: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
}

.payment-details h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.payment-details p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.card-details-form {
    padding: 24px;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    margin-top: 16px;
}

/* Confirmation Page */
.confirmation-content {
    text-align: center;
    padding: 60px 24px;
}

.confirmation-icon {
    margin-bottom: 24px;
}

.confirmation-content h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.confirmation-message {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 32px;
}

.order-details-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    margin: 0 auto 32px;
    max-width: 400px;
    box-shadow: var(--shadow-md);
}

.order-detail {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}

.order-detail:last-child {
    border-bottom: none;
}

.order-detail .label {
    color: var(--gray-500);
    font-size: 0.9375rem;
}

.order-detail .value {
    color: var(--gray-900);
    font-weight: 600;
    font-size: 0.9375rem;
}

.confirmation-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

.acp-attribution {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.acp-attribution a {
    color: var(--primary);
    font-weight: 600;
}

/* Cart Notification */
.acp-cart-notification {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 2000;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition-normal);
    border: 1px solid var(--gray-200);
    max-width: 420px;
}

.acp-cart-notification.show {
    transform: translateY(0);
    opacity: 1;
}

.cart-notification-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.cart-notification-icon {
    font-size: 1.5rem;
}

.cart-notification-info {
    display: flex;
    flex-direction: column;
}

.cart-notification-info strong {
    font-size: 0.9375rem;
    color: var(--gray-900);
}

.cart-notification-info span {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.cart-notification-actions {
    display: flex;
    gap: 8px;
}

.cart-notification-close {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gray-100);
    border: none;
    font-size: 1rem;
    color: var(--gray-500);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-notification-close:hover {
    background: var(--gray-200);
}

/* Cart Modal */
.cart-modal {
    max-width: 500px;
}

.cart-modal h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.cart-items-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.cart-item-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius-md);
}

.cart-item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.cart-item-info strong {
    font-size: 0.9375rem;
    color: var(--gray-900);
}

.cart-item-info span {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-item-quantity button {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--white);
    border: 1px solid var(--gray-200);
    cursor: pointer;
}

.cart-item-quantity span {
    min-width: 24px;
    text-align: center;
    font-weight: 600;
}

.cart-item-price {
    font-weight: 700;
    color: var(--gray-900);
    min-width: 70px;
    text-align: right;
}

.cart-item-remove {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: 0.875rem;
}

.cart-item-remove:hover {
    color: var(--error);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    padding: 16px 0;
    border-top: 1px solid var(--gray-200);
    margin-bottom: 24px;
}

.cart-total span {
    font-size: 1rem;
    color: var(--gray-600);
}

.cart-total strong {
    font-size: 1.25rem;
    color: var(--gray-900);
}

.cart-actions {
    display: flex;
    gap: 12px;
}

.cart-actions .btn {
    flex: 1;
}

.acp-badge-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.acp-badge-info svg {
    color: var(--primary);
}

/* ============================================
   Multi-Vendor Cart Styles
   ============================================ */

.cart-modal--multi-vendor {
    max-width: 560px;
}

.cart-multi-vendor-summary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: linear-gradient(135deg, #f0f9ff, #ede9fe);
    border: 1px solid #c7d2fe;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-size: 0.875rem;
    color: var(--gray-700);
}

.multi-vendor-icon {
    font-size: 1.1rem;
}

.multi-vendor-badge {
    margin-left: auto;
    background: #7c3aed;
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.cart-vendor-group {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 12px;
}

.cart-vendor-header {
    background: var(--gray-50);
    padding: 10px 14px;
    border-bottom: 1px solid var(--gray-200);
}

.cart-vendor-name {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
}

.cart-vendor-icon {
    font-size: 1rem;
}

.cart-vendor-name .acp-verified-badge--sm {
    font-size: 0.6875rem;
    padding: 2px 6px;
    border-radius: 999px;
    background: #dcfce7;
    color: #166534;
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-weight: 600;
}

.cart-vendor-name .acp-verified-badge--sm .acp-verified-badge__icon {
    font-size: 0.625rem;
}

.cart-vendor-group .cart-item-row {
    padding: 10px 14px;
    border-bottom: none;
    border-radius: 0;
    background: #fff;
}

.cart-vendor-group .cart-item-row + .cart-item-row {
    border-top: 1px solid var(--gray-100);
}

.cart-vendor-footer {
    background: var(--gray-50);
    padding: 8px 14px;
    border-top: 1px solid var(--gray-200);
}

.cart-vendor-shipping {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8125rem;
    color: var(--gray-600);
    margin-bottom: 4px;
}

.cart-vendor-shipping .shipping-label {
    display: flex;
    align-items: center;
    gap: 4px;
}

.cart-vendor-shipping .shipping-cost {
    font-weight: 600;
    color: var(--gray-700);
}

.cart-vendor-shipping .shipping-cost:not(:empty) {
    /* Free shipping gets green */
}

.cart-vendor-subtotal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8125rem;
    color: var(--gray-600);
}

.cart-vendor-subtotal strong {
    color: var(--gray-900);
    font-size: 0.9375rem;
}

/* Cart total breakdown for multi-vendor */
.cart-total-breakdown {
    padding: 16px 0;
    border-top: 1px solid var(--gray-200);
    margin-bottom: 20px;
}

.cart-total-line {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.cart-total-line--grand {
    margin-top: 8px;
    padding-top: 10px;
    border-top: 1px solid var(--gray-200);
    font-size: 1rem;
    color: var(--gray-900);
}

.cart-total-line--grand strong {
    font-size: 1.25rem;
}

/* Checkout vendor grouping */
.checkout-vendor-group {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 16px;
}

.checkout-vendor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--gray-50);
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-200);
}

.checkout-vendor-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--gray-900);
}

.checkout-vendor-label .vendor-icon {
    font-size: 1.1rem;
}

.checkout-vendor-badge {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 999px;
    background: #dcfce7;
    color: #166534;
}

.checkout-vendor-group .cart-item {
    border-bottom: 1px solid var(--gray-100);
}

.checkout-vendor-group .cart-item:last-of-type {
    border-bottom: none;
}

.checkout-vendor-shipping-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    font-size: 0.8125rem;
    color: var(--gray-600);
}

.checkout-vendor-shipping-row strong {
    color: var(--gray-700);
}

/* Multi-vendor shipping options in checkout */
.shipping-vendor-section {
    margin-bottom: 20px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.shipping-vendor-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-800);
}

.shipping-vendor-header .vendor-items-count {
    font-weight: 400;
    color: var(--gray-500);
    font-size: 0.8125rem;
}

/* Multi-vendor order confirmation */
.multi-vendor-orders {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.vendor-order-card {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 16px;
    background: var(--gray-50);
}

.vendor-order-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.vendor-order-card__name {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 6px;
}

.vendor-order-card__status {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 999px;
    background: #dcfce7;
    color: #166534;
}

.vendor-order-card__details {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.8125rem;
    color: var(--gray-600);
}

.vendor-order-card__detail {
    display: flex;
    justify-content: space-between;
}

.vendor-order-card__detail strong {
    color: var(--gray-800);
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 16px 24px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: 3000;
}

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

.toast-error {
    border-left: 4px solid var(--error);
}

.toast-success {
    border-left: 4px solid var(--success);
}

.toast-icon {
    font-size: 1.25rem;
}

.toast-message {
    color: var(--gray-700);
    font-weight: 500;
}

/* Payment Badges (Apple Pay / Google Pay authorized) */
.pay-badge {
    display: inline-block;
    margin-top: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--success, #22c55e);
    background: color-mix(in srgb, var(--success, #22c55e) 10%, transparent);
    padding: 2px 8px;
    border-radius: 4px;
    letter-spacing: 0.01em;
}

/* ============================================
   Responsive Design (continued)
   ============================================ */

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

    .search-bar {
        flex-direction: column;
    }

    .filter-bar {
        flex-direction: column;
        gap: 16px;
    }

    .filter-group {
        width: 100%;
    }

    .filter-select {
        width: 100%;
    }

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

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

    .modal-content {
        padding: 24px;
    }

    .checkout-progress {
        overflow-x: auto;
        padding-bottom: 16px;
    }

    .checkout-step .step-label {
        font-size: 0.6875rem;
    }

    .cart-item {
        flex-direction: column;
    }

    .cart-item-image {
        width: 100%;
        height: 120px;
    }

    .cart-item-price {
        text-align: left;
        margin-top: 8px;
    }
}

/* ============================================
   Product Detail Modal
   ============================================ */

.product-detail-modal {
    max-width: 780px;
    padding: 2rem;
}

.product-detail-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 1.5rem;
    align-items: start;
}

.product-detail-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-50);
    border-radius: 12px;
    padding: 1.5rem;
    min-height: 200px;
}

.product-detail-image img {
    max-width: 100%;
    max-height: 220px;
    object-fit: contain;
    border-radius: 8px;
}

.product-detail-info h2 {
    font-size: 1.25rem;
    color: #111827;
    margin: 0 0 0.25rem;
    line-height: 1.3;
}

.product-detail-brand {
    font-size: 0.8125rem;
    color: #6b7280;
    margin: 0 0 0.5rem;
}

.product-detail-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: #6b7280;
    margin-bottom: 0.75rem;
}

.product-detail-rating .stars {
    color: #f59e0b;
}

.product-detail-price {
    margin-bottom: 0.75rem;
}

.product-detail-price .price-current {
    font-size: 1.5rem;
    font-weight: 700;
    color: #111827;
}

.product-detail-desc {
    font-size: 0.875rem;
    color: #374151;
    line-height: 1.5;
    margin: 0 0 0.75rem;
}

.product-detail-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-bottom: 1rem;
}

.product-detail-cost-breakdown {
    background: rgba(33, 82, 116, 0.04);
    border: 1px solid rgba(33, 82, 116, 0.1);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.product-detail-cost-breakdown h4 {
    font-size: 0.8125rem;
    color: #215274;
    margin: 0 0 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.cost-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: #374151;
    padding: 0.25rem 0;
}

.cost-line--total {
    border-top: 1.5px solid #215274;
    margin-top: 0.375rem;
    padding-top: 0.5rem;
    font-weight: 700;
    font-size: 0.9rem;
    color: #111827;
}

.cost-line--reward {
    color: #22c55e;
    font-size: 0.75rem;
}

.cost-line--net {
    color: #215274;
    font-weight: 600;
    font-size: 0.875rem;
}

.product-detail-source-link {
    display: inline-block;
    font-size: 0.8125rem;
    color: #215274;
    text-decoration: underline;
    margin-bottom: 1rem;
}

.product-detail-source-link:hover {
    color: #2BB673;
}

.product-detail-actions {
    display: flex;
    gap: 0.75rem;
}

.product-detail-actions .btn {
    flex: 1;
}

@media (max-width: 640px) {
    .product-detail-layout {
        grid-template-columns: 1fr;
    }

    .product-detail-image {
        max-height: 180px;
    }

    .product-detail-modal {
        padding: 1.5rem;
    }
}