/**
 * carrito.css
 * Estilos específicos para el carrito de compras
 * Optics Sterling LLC
 * Ubicación: /opticssterlingllc.lat/assets/css/carrito.css
 */

/* ============================================
   CONTENEDOR PRINCIPAL
   ============================================ */
.optics-cart {
    padding-top: 140px;
    padding-bottom: var(--spacing-3xl);
    background: var(--color-gray-50);
    min-height: 100vh;
}

.optics-cart .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   HEADER DEL CARRITO
   ============================================ */
.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.cart-header-left h1 {
    font-size: 2rem;
    color: var(--color-gray-900);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.25rem;
}

.cart-header-left h1 i {
    color: var(--color-secondary);
}

.cart-count {
    background: var(--color-secondary);
    color: var(--color-white);
    padding: 0.125rem 0.75rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
}

.cart-subtitle {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    margin: 0;
}

.cart-header-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.btn-clear {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: none;
    color: var(--color-gray-500);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    font-family: var(--font-primary);
}

.btn-clear:hover {
    border-color: #e74c3c;
    color: #e74c3c;
    background: rgba(231, 76, 60, 0.05);
}

/* ============================================
   GRID DEL CARRITO
   ============================================ */
.cart-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--spacing-xl);
}

/* ============================================
   COLUMNA IZQUIERDA - ITEMS
   ============================================ */
.cart-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* ============================================
   ITEM DEL CARRITO
   ============================================ */
.cart-item {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 2px solid var(--color-gray-200);
    transition: var(--transition-normal);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.cart-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

/* Header del item */
.cart-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-gray-100);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.cart-item-product {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background: var(--color-gray-100);
    flex-shrink: 0;
    border: 1px solid var(--color-gray-200);
}

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

.item-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.item-title {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
}

.item-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--color-gray-500);
    flex-wrap: wrap;
}

.badge-montura {
    background: #27ae60;
    color: var(--color-white);
    padding: 0.125rem 0.625rem;
    border-radius: 50px;
    font-size: 0.6875rem;
    font-weight: var(--font-weight-semibold);
}

.badge-discount {
    background: #27ae60;
    color: var(--color-white);
    padding: 0.0625rem 0.5rem;
    border-radius: 50px;
    font-size: 0.625rem;
    font-weight: var(--font-weight-semibold);
    margin-left: 0.25rem;
}

.item-quantity {
    color: var(--color-gray-400);
    font-size: 0.8125rem;
}

.cart-item-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.btn-remove {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: none;
    border: none;
    color: var(--color-gray-400);
    cursor: pointer;
    transition: var(--transition-fast);
    padding: 0.25rem 0.5rem;
    font-size: 0.8125rem;
    font-family: var(--font-primary);
    border-radius: var(--border-radius-sm);
}

.btn-remove:hover {
    color: #e74c3c;
    background: rgba(231, 76, 60, 0.08);
}

/* Detalles del item */
.cart-item-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.detail-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--spacing-sm);
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.detail-label {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-gray-400);
    font-weight: var(--font-weight-semibold);
}

.detail-value {
    font-size: 0.9375rem;
    color: var(--color-gray-800);
    font-weight: var(--font-weight-medium);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-icon {
    width: 28px;
    height: 28px;
    object-fit: contain;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-gray-200);
    padding: 2px;
    background: var(--color-white);
}

.text-muted {
    color: var(--color-gray-400);
    font-weight: var(--font-weight-regular);
}

/* Prescripción en el carrito */
.prescription-section-cart {
    background: var(--color-gray-50);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-gray-200);
}

.prescription-title {
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
}

.prescription-title i {
    color: var(--color-secondary);
}

.prescription-grid-cart {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.prescription-eye {
    background: var(--color-white);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm);
    border: 1px solid var(--color-gray-200);
}

.eye-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-xs);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--color-gray-200);
}

.eye-badge {
    background: var(--color-secondary);
    color: var(--color-white);
    font-weight: var(--font-weight-bold);
    font-size: 0.75rem;
    padding: 0.125rem 0.625rem;
    border-radius: var(--border-radius-sm);
    min-width: 32px;
    text-align: center;
}

.eye-label {
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-600);
    font-size: 0.8125rem;
}

.prescription-values {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.125rem 0.5rem;
}

.rx-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    padding: 0.125rem 0;
    border-bottom: 1px solid var(--color-gray-100);
}

.rx-item .rx-label {
    color: var(--color-gray-400);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.rx-item .rx-value {
    color: var(--color-gray-800);
    font-weight: var(--font-weight-medium);
}

/* Archivo adjunto */
.file-attachment {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--color-gray-50);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-200);
}

.file-icon {
    font-size: 1.75rem;
    width: 44px;
    text-align: center;
    flex-shrink: 0;
}

.file-info {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.file-name {
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-800);
    font-size: 0.875rem;
    word-break: break-all;
}

.file-label {
    font-size: 0.6875rem;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.file-link {
    color: var(--color-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.file-link:hover {
    background: rgba(201, 168, 76, 0.1);
    color: var(--color-secondary-dark);
}

/* Footer del item */
.cart-item-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--color-gray-100);
}

.item-prices {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.125rem;
}

.price-row {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.price-row.discount {
    color: #27ae60;
}

.price-row.subtotal {
    font-weight: var(--font-weight-medium);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

.price-row.total {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

/* ============================================
   COLUMNA DERECHA - RESUMEN
   ============================================ */
.cart-summary {
    position: sticky;
    top: 140px;
    align-self: flex-start;
}

.summary-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 2px solid var(--color-gray-200);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.summary-card h3 {
    font-size: 1.125rem;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-gray-100);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.summary-card h3 i {
    color: var(--color-secondary);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    font-size: 0.9375rem;
    color: var(--color-gray-600);
}

.summary-row.discount .summary-value {
    color: #27ae60;
}

.summary-divider {
    height: 2px;
    background: var(--color-gray-200);
    margin: var(--spacing-sm) 0;
}

.summary-row.total {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.summary-row.total .summary-value {
    color: var(--color-primary);
}

.summary-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.btn-checkout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 2rem;
    background: linear-gradient(135deg, #c9a84c 0%, #b8963a 100%);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(201, 168, 76, 0.3);
    font-family: var(--font-primary);
}

.btn-checkout:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(201, 168, 76, 0.4);
    color: var(--color-white);
}

.btn-continue {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    font-family: var(--font-primary);
}

.btn-continue:hover {
    background: var(--color-gray-200);
    border-color: var(--color-gray-300);
    color: var(--color-gray-900);
}

.btn-edit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: none;
    color: var(--color-gray-500);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    font-family: var(--font-primary);
}

.btn-edit:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(26, 35, 126, 0.04);
}

/* ============================================
   CARRITO VACÍO
   ============================================ */
.empty-cart {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--color-gray-200);
}

.empty-icon {
    font-size: 4rem;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-md);
}

.empty-cart h2 {
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.empty-cart p {
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-lg);
    font-size: 1rem;
}

.btn-continue-empty {
    display: inline-flex;
    padding: 0.75rem 2rem;
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet */
@media (max-width: 991px) {
    .cart-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-summary {
        position: static;
    }
    
    .cart-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cart-header-left h1 {
        font-size: 1.75rem;
    }
    
    .cart-header-actions {
        justify-content: flex-start;
    }
}

/* Móvil grande */
@media (max-width: 768px) {
    .optics-cart {
        padding-top: 100px;
    }
    
    .cart-header-left h1 {
        font-size: 1.5rem;
    }
    
    .cart-item {
        padding: var(--spacing-md);
    }
    
    .cart-item-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cart-item-product {
        width: 100%;
    }
    
    .item-image {
        width: 60px;
        height: 60px;
    }
    
    .item-title {
        font-size: 1rem;
    }
    
    .cart-item-actions {
        width: 100%;
        justify-content: flex-end;
    }
    
    .detail-group {
        grid-template-columns: 1fr 1fr;
    }
    
    .prescription-grid-cart {
        grid-template-columns: 1fr;
    }
    
    .prescription-values {
        grid-template-columns: 1fr 1fr 1fr;
    }
    
    .cart-item-footer .item-prices {
        align-items: flex-start;
    }
    
    .summary-card {
        padding: var(--spacing-md);
    }
    
    .file-attachment {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }
    
    .file-link {
        margin-left: auto;
    }
}

/* Móvil pequeño */
@media (max-width: 480px) {
    .optics-cart {
        padding-top: 90px;
        padding-bottom: var(--spacing-xl);
    }
    
    .cart-header-left h1 {
        font-size: 1.25rem;
        flex-wrap: wrap;
    }
    
    .cart-subtitle {
        font-size: 0.8125rem;
    }
    
    .cart-item {
        padding: var(--spacing-sm);
    }
    
    .detail-group {
        grid-template-columns: 1fr;
    }
    
    .prescription-values {
        grid-template-columns: 1fr 1fr;
    }
    
    .cart-item-product {
        gap: var(--spacing-sm);
    }
    
    .item-image {
        width: 50px;
        height: 50px;
    }
    
    .item-title {
        font-size: 0.9375rem;
    }
    
    .btn-remove {
        font-size: 0.75rem;
    }
    
    .summary-card h3 {
        font-size: 1rem;
    }
    
    .summary-row.total {
        font-size: 1.0625rem;
    }
    
    .btn-checkout,
    .btn-continue,
    .btn-edit {
        width: 100%;
        justify-content: center;
    }
    
    .cart-header-actions {
        width: 100%;
    }
    
    .btn-clear {
        width: 100%;
        justify-content: center;
    }
    
    .empty-cart {
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .empty-icon {
        font-size: 3rem;
    }
    
    .empty-cart h2 {
        font-size: 1.25rem;
    }
}