/**
 * ============================================
 * CAPA DE PRESENTACIÓN - LAYOUT
 * ============================================
 * Estilos de layout: carrito drawer, footer, modales
 */

/* ============================================
   CART DRAWER
   ============================================ */
.cart-drawer {
    position: fixed;
    top: 0;
    right: -420px;
    width: 100%;
    max-width: 420px;
    height: 100vh;
    background: white;
    box-shadow: var(--shadow-lg);
    z-index: 1002;
    display: flex;
    flex-direction: column;
    transition: right var(--transition-base);
}

.cart-drawer.open {
    right: 0;
}

.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(90, 74, 92, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 1001;
}

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

/* Header del drawer */
.cart-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.cart-drawer-header h2 {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.cart-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--color-text-light);
    transition: all var(--transition-base);
}

.cart-close:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

/* Contenido del drawer */
.cart-drawer-content {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* Carrito vacío */
.cart-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
    text-align: center;
}

.cart-empty-icon {
    font-size: 5rem;
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.cart-empty h3 {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
}

.cart-empty p {
    color: var(--color-text-light);
    margin-bottom: var(--space-6);
}

/* Items del carrito */
.cart-items-container {
    flex: 1;
    padding: var(--space-4);
    overflow-y: auto;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--color-bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-3);
    transition: all var(--transition-base);
}

.cart-item:hover {
    box-shadow: var(--shadow-sm);
}

.cart-item-image {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.cart-item-details {
    flex: 1;
    min-width: 0;
}

.cart-item-name {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 700;
    margin-bottom: var(--space-1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-price {
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-2);
}

/* Cantidad en carrito */
.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.qty-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: var(--radius-sm);
    font-weight: 700;
    color: var(--color-text);
    transition: all var(--transition-base);
}

.qty-btn:hover {
    background: var(--color-primary);
    color: white;
}

.qty-value {
    font-weight: 700;
    min-width: 24px;
    text-align: center;
}

/* Eliminar item */
.cart-item-remove {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--color-text-light);
    transition: all var(--transition-base);
}

.cart-item-remove:hover {
    background: var(--color-accent-3);
    color: white;
}

/* Resumen del carrito */
.cart-summary {
    padding: var(--space-5) var(--space-6);
    border-top: 1px solid var(--color-border);
    background: white;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-3);
    font-size: var(--text-base);
}

.summary-row.total {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 800;
    padding-top: var(--space-3);
    border-top: 2px solid var(--color-border);
    margin-top: var(--space-3);
}

/* Barra de progreso envío gratis */
.free-shipping-progress {
    margin: var(--space-4) 0;
}

.free-shipping-progress p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-2);
    text-align: center;
}

.progress-bar {
    height: 8px;
    background: var(--color-bg);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.free-shipping-badge {
    text-align: center;
    padding: var(--space-3);
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border-radius: var(--radius-md);
    font-weight: 700;
    color: var(--color-text);
    margin: var(--space-4) 0;
}

/* Botones checkout */
.btn-checkout,
.btn-continue {
    width: 100%;
    margin-top: var(--space-3);
}

.btn-checkout:disabled {
    background: var(--color-text-muted);
    cursor: not-allowed;
    transform: none;
}

/* ============================================
   FOOTER
   ============================================ */
.main-footer {
    background: linear-gradient(180deg, var(--color-card) 0%, var(--color-bg-alt) 100%);
    border-top: 1px solid var(--color-border);
}

.footer-top {
    padding: var(--space-16) 0 var(--space-12);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-10);
}

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

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

/* Brand */
.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.footer-logo .logo-icon {
    font-size: 2rem;
}

.footer-logo .logo-text {
    font-size: var(--text-2xl);
}

.footer-description {
    color: var(--color-text-light);
    font-size: var(--text-sm);
    line-height: 1.7;
    margin-bottom: var(--space-5);
}

/* Social */
.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    border-radius: var(--radius-full);
    font-size: var(--text-lg);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    transform: translateY(-3px);
}

/* Links */
.footer-links h4 {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-5);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    color: var(--color-text-light);
    font-size: var(--text-sm);
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-primary);
}

/* Contacto */
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-5);
}

.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.contact-icon {
    font-size: var(--text-base);
}

/* Newsletter */
.footer-newsletter h5 {
    font-family: var(--font-heading);
    font-size: var(--text-base);
    margin-bottom: var(--space-3);
}

.newsletter-form {
    display: flex;
    gap: var(--space-2);
}

.newsletter-input {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    font-size: var(--text-sm);
    transition: border-color var(--transition-base);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.newsletter-btn {
    padding: var(--space-3) var(--space-5);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    border-radius: var(--radius-xl);
    font-size: var(--text-sm);
    font-weight: 600;
    white-space: nowrap;
    transition: transform var(--transition-base);
}

.newsletter-btn:hover {
    transform: scale(1.02);
}

/* Footer bottom */
.footer-bottom {
    padding: var(--space-6) 0;
    border-top: 1px solid var(--color-border);
}

.footer-bottom-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.copyright {
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.payment-methods {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-light);
}

.payment-icon {
    font-size: 1.5rem;
}

/* ============================================
   MODALES
   ============================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(90, 74, 92, 0.7);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    animation: fadeIn 0.3s ease;
}

.modal {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: fadeInUp 0.4s ease;
}

.modal.closing {
    animation: fadeOut 0.3s ease forwards;
}

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

.modal-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    border-radius: var(--radius-full);
    color: var(--color-text-light);
    font-size: var(--text-lg);
    transition: all var(--transition-base);
    z-index: 10;
}

.modal-close:hover {
    background: var(--color-primary);
    color: white;
}

/* Quick View Modal */
.quick-view-modal .modal {
    max-width: 850px;
}

.quick-view-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

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

.quick-view-image {
    aspect-ratio: 1;
    overflow: hidden;
}

.quick-view-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.quick-view-info {
    padding: var(--space-8);
}

.quick-view-category {
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-2);
}

.quick-view-info h2 {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
}

.quick-view-rating {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    color: var(--color-text-light);
}

.quick-view-price {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

.quick-view-description {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.quick-view-actions {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    padding: var(--space-1);
}

.quantity-selector input {
    width: 50px;
    text-align: center;
    border: none;
    background: transparent;
    font-weight: 700;
    font-size: var(--text-lg);
}

.quantity-selector input::-webkit-outer-spin-button,
.quantity-selector input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.view-details-link {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.view-details-link:hover {
    color: var(--color-primary-dark);
}

/* ============================================
   TOAST NOTIFICATIONS (container)
   ============================================ */
#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

@media (max-width: 480px) {
    #toast-container {
        left: 20px;
        right: 20px;
    }
}