/* Reset y variables */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #000;
    --secondary-color: #fff;
    --gray-light: #f5f5f5;
    --gray-medium: #ccc;
    --gray-dark: #666;
    --font-primary: 'Inter', sans-serif;
    --transition: all 0.3s ease;
    --border-radius: 4px;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Variables para modo oscuro */
[data-theme="dark"] {
    --primary-color: #fff;
    --secondary-color: #1a1a1a;
    --gray-light: #2a2a2a;
    --gray-medium: #404040;
    --gray-dark: #b0b0b0;
    --shadow: 0 2px 10px rgba(255, 255, 255, 0.1);
}

/* Estilos específicos para modo oscuro */
[data-theme="dark"] body {
    background-color: var(--secondary-color);
    color: var(--primary-color);
}

[data-theme="dark"] .background-animation {
    opacity: 0.4;
    filter: invert(1) hue-rotate(180deg);
}

[data-theme="dark"] .cherry-background {
    opacity: 0.35;
}

[data-theme="dark"] .logo-icon {
    filter: invert(1);
}

[data-theme="dark"] .particle {
    background: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .micro-particle {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .btn-primary {
    background: #6366f1;
    color: #fff;
    border: 1px solid #4f46e5;
}

[data-theme="dark"] .btn-primary:hover {
    background: #4f46e5;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

[data-theme="dark"] .btn-secondary {
    background: var(--gray-light);
    color: var(--primary-color);
    border: 1px solid var(--gray-medium);
}

[data-theme="dark"] .btn-secondary:hover {
    background: var(--gray-medium);
    transform: translateY(-1px);
}

[data-theme="dark"] .modal {
    background: rgba(0, 0, 0, 0.9);
}

[data-theme="dark"] .overlay {
    background: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .theme-label {
    color: var(--primary-color);
}

[data-theme="dark"] .admin-theme-toggle {
    background: var(--gray-light);
    border-color: var(--gray-medium);
}

/* Estilos adicionales para modo oscuro */
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="email"],
[data-theme="dark"] input[type="password"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] textarea,
[data-theme="dark"] select {
    background: var(--gray-light);
    color: var(--primary-color);
    border-color: var(--gray-medium);
}

[data-theme="dark"] input[type="text"]:focus,
[data-theme="dark"] input[type="email"]:focus,
[data-theme="dark"] input[type="password"]:focus,
[data-theme="dark"] input[type="number"]:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] select:focus {
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

[data-theme="dark"] .size-option {
    background: var(--gray-light);
    color: var(--primary-color);
    border-color: var(--gray-medium);
}

[data-theme="dark"] .size-option:hover {
    border-color: #6366f1;
}

[data-theme="dark"] .size-option.selected {
    background: #6366f1;
    color: #fff;
    border-color: #4f46e5;
}

[data-theme="dark"] .cart-item {
    background: var(--gray-light);
    border-color: var(--gray-medium);
}

[data-theme="dark"] .info-card {
    background: var(--gray-light);
    border-color: var(--gray-medium);
}

[data-theme="dark"] .footer {
    background: var(--gray-light);
    border-color: var(--gray-medium);
}

/* Transiciones suaves para el cambio de tema */
body, .header, .nav-menu, .product-card, .modal-content, .btn, input, textarea, select {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--primary-color);
    background-color: var(--secondary-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--secondary-color);
    border-bottom: 1px solid var(--gray-medium);
    z-index: 1000;
    padding: 15px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    height: 32px;
    width: auto;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    margin: 0;
}

/* Menú hamburguesa */
.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: var(--transition);
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Navegación */
.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--secondary-color);
    border-left: 1px solid var(--gray-medium);
    z-index: 1001;
    transition: var(--transition);
    padding-top: 80px;
}

.nav-menu.active {
    right: 0;
}

.nav-menu ul {
    list-style: none;
}

.nav-menu li {
    border-bottom: 1px solid var(--gray-light);
}

.nav-menu a {
    display: block;
    padding: 20px 30px;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:hover {
    background: var(--gray-light);
}

.cart-count {
    background: var(--primary-color);
    color: var(--secondary-color);
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 12px;
    position: absolute;
    top: 15px;
    right: 20px;
}

/* Overlay */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

/* Switch de tema */
.theme-toggle-item {
    border-bottom: none !important;
    padding: 20px 30px;
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
}

.theme-label {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 14px;
    letter-spacing: 0.5px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--gray-medium);
    transition: 0.3s;
    border-radius: 24px;
    border: 2px solid var(--gray-light);
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: var(--secondary-color);
    transition: 0.3s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

input:checked + .slider {
    background-color: #6366f1;
    border-color: #4f46e5;
}

input:checked + .slider:before {
    transform: translateX(26px);
    background-color: #fff;
}

/* Switch en admin */
.admin-theme-toggle {
    margin: 0 15px;
    padding: 8px 12px;
    background: var(--gray-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--gray-medium);
}

.admin-theme-toggle .theme-label {
    font-size: 12px;
}

.admin-theme-toggle .switch {
    width: 40px;
    height: 20px;
}

.admin-theme-toggle .slider:before {
    height: 12px;
    width: 12px;
    left: 2px;
    bottom: 2px;
}

.admin-theme-toggle input:checked + .slider:before {
    transform: translateX(20px);
}

/* Main content */
.main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

.section {
    padding: 40px 0;
}

.section h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 30px;
    text-align: center;
    letter-spacing: 1px;
}

.hidden {
    display: none;
}

/* Grid de productos */
.products-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.product-card {
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    background: var(--secondary-color);
}

.product-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.product-card.sold-out {
    opacity: 0.6;
    pointer-events: none;
}

.product-images {
    position: relative;
    height: 300px;
    overflow: hidden;
    cursor: pointer;
    touch-action: pan-x;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    user-select: none;
    -webkit-user-drag: none;
}

.product-image.active {
    opacity: 1;
}

.image-nav {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 5px;
    z-index: 10;
}

.image-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(0, 0, 0, 0.3);
}

.image-dot.active {
    background: var(--secondary-color);
    border-color: var(--primary-color);
    transform: scale(1.2);
}

.image-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

.product-info {
    padding: 20px;
}

.product-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
}

.product-description {
    font-size: 14px;
    color: var(--gray-dark);
    line-height: 1.4;
    margin-bottom: 10px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s ease;
    word-wrap: break-word;
    hyphens: auto;
}

/* Hover en desktop */
@media (min-width: 769px) {
    .product-card:hover .product-description {
        max-height: none;
        opacity: 1;
        margin-bottom: 15px;
    }
}

/* Comportamiento en móviles - descripción activada por toque */
@media (max-width: 768px) {
    .product-info {
        cursor: pointer;
        position: relative;
    }
    
    .product-info::after {
        content: "Toca para ver descripción";
        position: absolute;
        bottom: 5px;
        right: 10px;
        font-size: 11px;
        color: var(--gray-medium);
        opacity: 0.7;
        pointer-events: none;
        transition: opacity 0.3s ease;
    }
    
    .product-card.description-active .product-info::after {
        content: "Toca para ocultar";
    }
    
    .product-card.description-active .product-description {
        max-height: none;
        opacity: 1;
        margin-bottom: 15px;
        padding: 10px;
        background: var(--gray-light);
        border-radius: var(--border-radius);
        border-left: 3px solid var(--primary-color);
    }
    
    /* Evitar que las imágenes y botones activen la descripción */
    .product-images,
    .btn {
        pointer-events: auto;
    }
    
    .product-images {
        position: relative;
        z-index: 2;
    }
}

.product-price {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
}

.product-sizes {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.size-tag {
    padding: 4px 8px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    font-size: 12px;
    font-weight: 600;
}

.sold-out-label {
    background: var(--primary-color);
    color: var(--secondary-color);
    padding: 10px;
    text-align: center;
    font-weight: 600;
    letter-spacing: 1px;
}

/* Botones */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    font-size: 14px;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--secondary-color);
}

.btn-primary:hover {
    background: var(--gray-dark);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

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

.btn-full {
    width: 100%;
}

/* Carrito */
.cart-items {
    margin-bottom: 30px;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    margin-bottom: 10px;
}

.cart-item-info h4 {
    font-weight: 600;
    margin-bottom: 5px;
}

.cart-item-info p {
    color: var(--gray-dark);
    font-size: 14px;
}

.cart-item-price {
    font-weight: 700;
    font-size: 16px;
}

.cart-total {
    border-top: 2px solid var(--primary-color);
    padding-top: 20px;
    text-align: center;
}

.cart-total p {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

/* Admin */
.auth-form {
    max-width: 400px;
    margin: 0 auto;
    padding: 40px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
}

.auth-form h2 {
    margin-bottom: 30px;
}

.auth-form input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    font-size: 16px;
}

.admin-nav {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.admin-tab {
    padding: 10px 20px;
    background: var(--gray-light);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.admin-tab.active {
    background: var(--primary-color);
    color: var(--secondary-color);
}

.admin-products {
    display: grid;
    gap: 20px;
}

.admin-product {
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    padding: 20px;
}

.admin-product h4 {
    margin-bottom: 10px;
    font-size: 18px;
}

.admin-product-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.admin-product-actions .btn {
    font-size: 12px;
    padding: 8px 16px;
}

/* Formularios */
#addProductForm input,
#addProductForm textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    font-size: 16px;
    font-family: var(--font-primary);
}

#addProductForm textarea {
    height: 100px;
    resize: vertical;
}

.file-upload {
    margin-bottom: 15px;
}

.file-upload label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

/* Modales */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--secondary-color);
    padding: 25px;
    border-radius: 12px;
    max-width: 95%;
    max-height: 95%;
    overflow-y: auto;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-content h3 {
    margin-bottom: 25px;
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    border-bottom: 2px solid var(--gray-light);
    padding-bottom: 15px;
}

.modal-content form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.modal-content input[type="text"],
.modal-content input[type="number"],
.modal-content textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-medium);
    border-radius: 8px;
    font-size: 16px;
    font-family: var(--font-primary);
    transition: var(--transition);
    background: var(--secondary-color);
}

.modal-content input[type="text"]:focus,
.modal-content input[type="number"]:focus,
.modal-content textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.modal-content textarea {
    min-height: 100px;
    resize: vertical;
    font-family: var(--font-primary);
}

.size-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

.size-option {
    padding: 15px;
    border: 2px solid var(--gray-medium);
    border-radius: var(--border-radius);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.size-option:hover {
    border-color: var(--primary-color);
}

.size-option.selected {
    background: var(--primary-color);
    color: var(--secondary-color);
    border-color: var(--primary-color);
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.add-size {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.add-size select,
.add-size input {
    padding: 8px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
}

.sizes-list {
    margin-bottom: 20px;
}

.size-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    margin-bottom: 5px;
}

.sale-form {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.sale-form select,
.sale-form input {
    padding: 8px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
    flex: 1;
    min-width: 120px;
}

/* Ventas */
.sales-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.sales-header h3 {
    margin: 0;
}

.sales-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.summary-card {
    text-align: center;
    padding: 20px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius);
}

.summary-card h4 {
    font-size: 14px;
    color: var(--gray-dark);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.summary-card p {
    font-size: 24px;
    font-weight: 700;
}

.sales-list {
    overflow-x: auto;
}

.sales-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.sales-table th,
.sales-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--gray-medium);
}

.sales-table th {
    background: var(--gray-light);
    font-weight: 600;
}

/* Estilos para acciones de eliminación de ventas */
.sales-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.delete-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    padding: 15px;
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: var(--border-radius);
    flex-wrap: wrap;
}

.delete-actions.hidden {
    display: none;
}

/* Estilos para checkboxes en tabla de ventas */
.sales-table input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.sales-table th:first-child,
.sales-table td:first-child {
    width: 50px;
    text-align: center;
}

/* Responsive para acciones de ventas */
@media (max-width: 768px) {
    .sales-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .delete-actions {
        flex-direction: column;
        gap: 8px;
    }
    
    .sales-header {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
}

/* Modal de Imagen */
.image-modal-content {
    max-width: calc(100vw - 140px);
    max-height: 90vh;
    padding: 0 70px;
    background: transparent;
    border: none;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.modal-image-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.image-modal-content img {
    width: 100%;
    height: auto;
    max-height: 75vh;
    object-fit: contain;
    border-radius: var(--border-radius);
}

.image-modal-close {
    position: absolute;
    top: -50px;
    right: 70px;
    font-size: 30px;
    color: white;
    cursor: pointer;
    z-index: 1001;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.image-modal-close:hover {
    background: rgba(0, 0, 0, 0.8);
}

.modal-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 20px;
    cursor: pointer;
    z-index: 1001;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-nav-btn:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.modal-prev {
    left: -60px;
}

.modal-next {
    right: -60px;
}

.modal-image-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    width: 100%;
}

.modal-image-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-image-dot.active {
    background: white;
    transform: scale(1.2);
}

.modal-image-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* Responsive para modal */
@media (max-width: 768px) {
    .image-modal-content {
        max-width: 100vw;
        padding: 0 20px;
    }
    
    .image-modal-close {
        top: -40px;
        right: 20px;
    }
    
    .modal-prev {
        left: 10px;
    }
    
    .modal-next {
        right: 10px;
    }
    
    .modal-nav-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}

/* Modal de edición de producto */
.current-images {
    margin: 20px 0;
}

.current-images h4 {
    margin-bottom: 15px;
    font-size: 16px;
    color: var(--primary-color);
    font-weight: 600;
}

.image-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 12px;
    max-width: 100%;
}

.image-preview-item {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 2px solid var(--gray-medium);
    transition: var(--transition);
}

.image-preview-item:hover {
    border-color: var(--primary-color);
    transform: scale(1.02);
}

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

.image-delete-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(220, 53, 69, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.image-delete-btn:hover {
    background: #dc3545;
    transform: scale(1.1);
}

.image-delete-btn:active {
    transform: scale(0.95);
}

.file-upload {
    margin: 20px 0;
}

.file-upload label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 14px;
}

.file-upload input[type="file"] {
    width: 100%;
    padding: 12px;
    border: 2px dashed var(--gray-medium);
    border-radius: var(--border-radius);
    background: var(--gray-light);
    transition: var(--transition);
    cursor: pointer;
}

.file-upload input[type="file"]:hover {
    border-color: var(--primary-color);
    background: #f8f9fa;
}

.file-upload input[type="file"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.file-upload small {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    color: var(--gray-dark);
    font-style: italic;
}

.btn-danger {
    background: #dc3545;
    color: white;
    border: none;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-warning {
    background: #ffc107;
    color: #212529;
    border: none;
}

.btn-warning:hover {
    background: #e0a800;
}

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

.modal-actions .btn {
    min-width: 120px;
    padding: 12px 20px;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition);
}

/* Estilos para imágenes seleccionadas en formulario de agregar */
.selected-images {
    margin-top: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.selected-images h4 {
    margin: 0 0 15px 0;
    color: #495057;
    font-size: 16px;
    font-weight: 600;
}

@media (max-width: 768px) {
    .modal-actions {
        flex-direction: column-reverse;
        gap: 10px;
    }
    
    .modal-actions .btn {
        width: 100%;
        min-width: auto;
        padding: 14px;
        font-size: 16px;
    }
    
    .modal-content {
        padding: 20px;
        margin: 10px;
        max-width: calc(100% - 20px);
        border-radius: 8px;
    }
    
    .modal-content h3 {
        font-size: 20px;
        margin-bottom: 20px;
        padding-bottom: 12px;
    }
    
    .modal-content form {
        gap: 16px;
    }
    
    .modal-content input[type="text"],
    .modal-content input[type="number"],
    .modal-content textarea {
        padding: 12px 14px;
        font-size: 16px;
    }
    
    .modal-content textarea {
        min-height: 80px;
    }
    
    .image-preview {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
        gap: 8px;
    }
    
    .image-delete-btn {
        width: 20px;
        height: 20px;
        font-size: 12px;
        top: 3px;
        right: 3px;
    }
    
    .file-upload {
        margin: 16px 0;
    }
    
    .file-upload input[type="file"] {
        padding: 10px;
        font-size: 14px;
    }
    
    .current-images h4 {
        font-size: 14px;
        margin-bottom: 12px;
    }
    
    .selected-images {
        margin-top: 15px;
        padding: 12px;
    }
    
    .selected-images h4 {
        font-size: 14px;
        margin-bottom: 12px;
    }
}

#modalImage {
    width: 100%;
    height: auto;
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
}

/* Responsive */
@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-menu {
        width: 60%;
        max-width: 250px;
    }
    
    .size-options {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .admin-nav {
        justify-content: flex-start;
    }
    
    .add-size {
        flex-wrap: nowrap;
    }
    
    .sale-form {
        flex-wrap: nowrap;
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .container {
        padding: 0 40px;
    }
}

@media (min-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card {
    animation: fadeIn 0.5s ease;
}

/* Estados de carga */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--gray-dark);
}

.error {
    text-align: center;
    padding: 40px;
    color: #e74c3c;
    background: #fdf2f2;
    border-radius: var(--border-radius);
    margin: 20px 0;
}

.success {
    text-align: center;
    padding: 20px;
    color: #27ae60;
    background: #f2fdf5;
    border-radius: var(--border-radius);
    margin: 20px 0;
}

/* Animación de fondo con partículas y cherry */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.cherry-background {
    position: absolute;
    width: 120px;
    height: 120px;
    background-image: url('./assets/cherry.webp');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.25;
    animation: floatCherry 15s infinite linear;
}

.cherry-background:nth-child(1) {
    top: 10%;
    left: 5%;
    animation-delay: 0s;
    transform: scale(0.8);
}

.cherry-background:nth-child(2) {
    top: 30%;
    right: 10%;
    animation-delay: -3s;
    transform: scale(1.2);
}

.cherry-background:nth-child(3) {
    top: 60%;
    left: 15%;
    animation-delay: -6s;
    transform: scale(0.9);
}

.cherry-background:nth-child(4) {
    top: 80%;
    right: 20%;
    animation-delay: -9s;
    transform: scale(1.1);
}

.cherry-background:nth-child(5) {
    top: 45%;
    left: 50%;
    animation-delay: -12s;
    transform: scale(0.7);
}

.cherry-background:nth-child(6) {
    top: 25%;
    left: 75%;
    animation-delay: -15s;
    transform: scale(1.0);
}

.cherry-background:nth-child(7) {
    top: 70%;
    left: 65%;
    animation-delay: -18s;
    transform: scale(0.85);
}

.cherry-background:nth-child(8) {
    top: 15%;
    left: 35%;
    animation-delay: -21s;
    transform: scale(1.15);
}

.cherry-background:nth-child(9) {
    top: 55%;
    right: 5%;
    animation-delay: -24s;
    transform: scale(0.95);
}

.cherry-background:nth-child(10) {
    top: 35%;
    left: 85%;
    animation-delay: -27s;
    transform: scale(1.05);
}

.cherry-background:nth-child(11) {
    top: 75%;
    left: 25%;
    animation-delay: -30s;
    transform: scale(0.8);
}

.cherry-background:nth-child(12) {
    top: 5%;
    left: 65%;
    animation-delay: -33s;
    transform: scale(1.3);
}

.cherry-background:nth-child(13) {
    top: 90%;
    left: 45%;
    animation-delay: -36s;
    transform: scale(0.75);
}

.cherry-background:nth-child(14) {
    top: 40%;
    right: 25%;
    animation-delay: -39s;
    transform: scale(1.1);
}

.cherry-background:nth-child(15) {
    top: 65%;
    left: 5%;
    animation-delay: -42s;
    transform: scale(0.9);
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, #ff4757, #ff3742);
    border-radius: 50%;
    opacity: 0.4;
    animation: floatParticle 8s infinite linear;
}

.particle:nth-child(6) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 12s;
}

.particle:nth-child(7) {
    top: 40%;
    left: 25%;
    animation-delay: -2s;
    animation-duration: 10s;
}

.particle:nth-child(8) {
    top: 60%;
    left: 40%;
    animation-delay: -4s;
    animation-duration: 14s;
}

.particle:nth-child(9) {
    top: 80%;
    left: 55%;
    animation-delay: -6s;
    animation-duration: 11s;
}

.particle:nth-child(10) {
    top: 30%;
    left: 70%;
    animation-delay: -8s;
    animation-duration: 13s;
}

.particle:nth-child(11) {
    top: 50%;
    left: 85%;
    animation-delay: -10s;
    animation-duration: 9s;
}

.particle:nth-child(12) {
    top: 15%;
    left: 60%;
    animation-delay: -1s;
    animation-duration: 15s;
}

.particle:nth-child(13) {
    top: 75%;
    left: 30%;
    animation-delay: -3s;
    animation-duration: 12s;
}

.particle:nth-child(14) {
    top: 35%;
    left: 80%;
    animation-delay: -5s;
    animation-duration: 10s;
}

.particle:nth-child(15) {
    top: 65%;
    left: 15%;
    animation-delay: -7s;
    animation-duration: 14s;
}

.particle:nth-child(16) {
    top: 25%;
    left: 45%;
    animation-delay: -9s;
    animation-duration: 11s;
}

.particle:nth-child(17) {
    top: 55%;
    left: 75%;
    animation-delay: -11s;
    animation-duration: 13s;
}

.particle:nth-child(18) {
    top: 85%;
    left: 25%;
    animation-delay: -13s;
    animation-duration: 9s;
}

.particle:nth-child(19) {
    top: 45%;
    left: 90%;
    animation-delay: -15s;
    animation-duration: 12s;
}

.particle:nth-child(20) {
    top: 75%;
    left: 5%;
    animation-delay: -17s;
    animation-duration: 10s;
}

@keyframes floatCherry {
    0% {
        transform: translateY(0px) rotate(0deg) scale(var(--scale, 1));
    }
    25% {
        transform: translateY(-20px) rotate(90deg) scale(var(--scale, 1));
    }
    50% {
        transform: translateY(-10px) rotate(180deg) scale(var(--scale, 1));
    }
    75% {
        transform: translateY(-30px) rotate(270deg) scale(var(--scale, 1));
    }
    100% {
        transform: translateY(0px) rotate(360deg) scale(var(--scale, 1));
    }
}

@keyframes floatParticle {
    0% {
        transform: translateY(0px) translateX(0px) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    50% {
        transform: translateY(-50px) translateX(20px) scale(1.2);
        opacity: 0.8;
    }
    90% {
        opacity: 0.4;
    }
    100% {
        transform: translateY(-100px) translateX(-10px) scale(0.8);
        opacity: 0;
    }
}

/* Partículas adicionales más pequeñas */
.micro-particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: #ff6b7a;
    border-radius: 50%;
    opacity: 0.4;
    animation: microFloat 6s infinite linear;
}

.micro-particle:nth-child(21) {
    top: 25%;
    left: 20%;
    animation-delay: 0s;
}

.micro-particle:nth-child(22) {
    top: 45%;
    left: 35%;
    animation-delay: -1s;
}

.micro-particle:nth-child(23) {
    top: 65%;
    left: 50%;
    animation-delay: -2s;
}

.micro-particle:nth-child(24) {
    top: 85%;
    left: 65%;
    animation-delay: -3s;
}

.micro-particle:nth-child(25) {
    top: 15%;
    left: 80%;
    animation-delay: -4s;
}

.micro-particle:nth-child(26) {
    top: 35%;
    left: 15%;
    animation-delay: -5s;
}

.micro-particle:nth-child(27) {
    top: 55%;
    left: 85%;
    animation-delay: -6s;
}

.micro-particle:nth-child(28) {
    top: 75%;
    left: 40%;
    animation-delay: -7s;
}

@keyframes microFloat {
    0% {
        transform: translateY(0px) translateX(0px);
        opacity: 0;
    }
    20% {
        opacity: 0.4;
    }
    80% {
        opacity: 0.2;
    }
    100% {
        transform: translateY(-80px) translateX(15px);
        opacity: 0;
    }
}

/* Responsive para animación de fondo */
@media (max-width: 768px) {
    .cherry-background {
        width: 100px;
        height: 100px;
        opacity: 0.20;
    }
    
    .particle {
        width: 3px;
        height: 3px;
    }
    
    .micro-particle {
        width: 2px;
        height: 2px;
    }
}

@media (max-width: 480px) {
    .cherry-background {
        width: 80px;
        height: 80px;
        opacity: 0.18;
    }
    
    .particle {
        width: 3px;
        height: 3px;
    }
    
    .micro-particle {
        width: 1.5px;
        height: 1.5px;
    }
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: white;
    padding: 40px 0 20px;
    margin-top: 60px;
    position: relative;
    z-index: 10;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    filter: brightness(0) invert(1);
}

.footer-logo-text {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}

.footer-social {
    display: flex;
    gap: 20px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.social-link svg {
    transition: transform 0.3s ease;
}

.social-link:hover svg {
    transform: scale(1.1);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* Responsive para footer */
@media (max-width: 768px) {
    .footer {
        padding: 30px 0 15px;
        margin-top: 40px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        margin-bottom: 20px;
    }
    
    .footer-logo-text {
        font-size: 20px;
    }
    
    .footer-logo-icon {
        width: 35px;
        height: 35px;
    }
    
    .social-link {
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 25px 0 15px;
        margin-top: 30px;
    }
    
    .footer-social {
        gap: 15px;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
    }
    
    .social-link svg {
        width: 20px;
        height: 20px;
    }
    
    .footer-logo-text {
        font-size: 18px;
    }
    
    .footer-logo-icon {
        width: 30px;
        height: 30px;
    }
}

/* Estilos para la sección de Envíos y Formas de Pago */
.info-section {
    display: grid;
    gap: 30px;
    margin-top: 30px;
}

.info-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.info-card h3 {
    color: var(--primary-color);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-content {
    display: grid;
    gap: 25px;
}

.info-item h4 {
    color: var(--text-color);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 5px;
    display: inline-block;
}

.info-item p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 15px;
}

.info-item ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-item li {
    color: var(--text-light);
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
}

.info-item li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
    font-size: 14px;
}

.info-item strong {
    color: var(--text-color);
    font-weight: 600;
}

.info-item em {
    color: var(--primary-color);
    font-style: italic;
    font-size: 14px;
    display: block;
    margin-top: 10px;
    padding: 10px;
    background: rgba(255, 182, 193, 0.1);
    border-radius: 8px;
    border-left: 3px solid var(--accent-color);
}

/* Responsive para info-section */
@media (min-width: 768px) {
    .info-section {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (min-width: 1024px) {
    .info-section {
        grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .info-card {
        padding: 20px;
        margin: 0 10px;
    }
    
    .info-card h3 {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    .info-item h4 {
        font-size: 16px;
    }
    
    .info-content {
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .info-card {
        padding: 15px;
        margin: 0 5px;
    }
    
    .info-card h3 {
        font-size: 18px;
        margin-bottom: 12px;
    }
    
    .info-item h4 {
        font-size: 15px;
    }
    
    .info-item li {
        padding: 6px 0;
        padding-left: 18px;
        font-size: 14px;
    }
    
    .info-item em {
        font-size: 13px;
        padding: 8px;
    }
}