/* =====================================================
   ORGANIC FRUITS - ESTILOS CSS
   Entrega 2: Se mantienen todos los estilos anteriores
   y se agregan los nuevos para los modales, filtros
   y elementos interactivos del DOM.
   ===================================================== */

/* ==================== VARIABLES CSS ====================
   Colores y valores reutilizables en todo el sitio
   ====================================================== */

:root {
    --color-primary: #4a7c59;        
    --color-primary-dark: #2d5a3d;   
    --color-secondary: #8fbc3f;      
    --color-accent: #ff6b6b;         
    --color-discount: #e8f5e9;       
    --color-discount-dark: #2e7d32;  
    --color-text: #2c3e50;           
    --color-text-light: #6c757d;     
    --color-white: #ffffff;
    --color-bg: #f8f9fa;             
    --color-bg-card: #ffffff;        
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --transition: all 0.3s ease;
}

/* ==================== RESET Y BASE ====================
   Elimine estilos del navegador y estableci la base
   ===================================================== */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

button:focus,
input:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==================== CONTENEDOR ====================*/

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

/* ==================== HEADER ====================*/

.header {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--spacing-sm) 0;
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

.logo-icon {
    font-size: 32px;
}

.logo-text {
    font-family: 'Playfair Display', serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 1px;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-light);
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: var(--color-discount);
}

.search-bar {
    flex: 1;
    display: flex;
    max-width: 400px;
}

.search-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    font-size: 14px;
    font-family: 'Poppins', sans-serif;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--color-primary);
}

.search-btn {
    padding: 12px 20px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition);
}

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

/* =====================================================
   HEADER-RIGHT: agrupe el saludo del usuario y el carrito.
   Se alinean juntos en el lado derecho del header.
   ===================================================== */
.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-left: auto;
}

/* =====================================================
   SALUDO DEL USUARIO en el header.
   El JS escribe el nombre aquí con innerHTML cuando
   el usuario lo ingresa en el modal de bienvenida.
   ===================================================== */
.user-greeting {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-primary);
    white-space: nowrap;
}

.cart-btn {
    position: relative;
    padding: 12px 20px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 24px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.cart-btn:hover {
    background: var(--color-primary-dark);
    transform: scale(1.05);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 12px;
    font-weight: 600;
    border: 2px solid var(--color-white);
}

/* ==================== HERO ====================*/

.hero {
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)),
                url('../images/banner_1_.jpg') center/cover;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    background-attachment: fixed;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 56px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 300;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.3);
}

/* ==================== BANNER DESCUENTO ====================*/

.discount-banner {
    background: linear-gradient(rgba(46, 125, 50, 0.92), rgba(46, 125, 50, 0.92)),
                url('../images/discount-banner.jpg') center/cover;
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
    margin: var(--spacing-lg) 0;
    background-attachment: fixed;
    position: relative;
}

.discount-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
}

.discount-badge {
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, var(--color-secondary), #7cb342);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.discount-percent {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
}

.discount-text {
    font-size: 12px;
    font-weight: 600;
    text-align: center;
    line-height: 1.2;
}

.discount-info h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.discount-info p {
    font-size: 16px;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.discount-btn {
    padding: 14px 32px;
    background: var(--color-white);
    color: var(--color-discount-dark);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.discount-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ==================== SECCIÓN PRINCIPAL ====================*/

.main {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 32px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    text-align: left;
}

/* =====================================================
   BARRA DE FILTROS POR CATEGORÍA.
   Nueva en Entrega 2: botones que el usuario puede
   clickear para filtrar los productos mostrados.
   El JS escucha el click de cada botón.
   ===================================================== */
.filter-bar {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--color-primary);
    background: transparent;
    color: var(--color-primary);
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Poppins', sans-serif;
}

.filter-btn:hover {
    background: var(--color-discount);
}

/* Cuando el filtro está activo, se rellena de color */
.filter-btn.active {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ==================== GRID DE PRODUCTOS ====================*/

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
    animation: fadeInUp 0.6s ease;
}

.product-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    aspect-ratio: 1;
    overflow: hidden;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    image-rendering: -webkit-optimize-contrast;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-info {
    padding: var(--spacing-sm);
}

.product-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
}

.product-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.product-unit {
    font-size: 14px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.add-to-cart-btn {
    width: 100%;
    padding: 12px;
    background: var(--color-secondary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Poppins', sans-serif;
}

.add-to-cart-btn:hover {
    background: #7cb342;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.add-to-cart-btn:active {
    transform: scale(0.95);
}

/* ==================== CARRITO LATERAL ====================*/

.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 400px;
    max-width: 90vw;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.cart-sidebar.active {
    transform: translateX(0);
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 2px solid #e9ecef;
}

.cart-title {
    font-size: 24px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.cart-icon-title {
    font-size: 28px;
}

/* =====================================================
   NOMBRE DEL USUARIO dentro del carrito.
   Se muestra en pequeño debajo del título "Carrito".
   ===================================================== */
.cart-username {
    font-size: 14px;
    font-weight: 400;
    color: var(--color-text-light);
    width: 100%;
}

.cart-close {
    width: 40px;
    height: 40px;
    border: none;
    background: #f8f9fa;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-close:hover {
    background: var(--color-accent);
    color: var(--color-white);
    transform: rotate(90deg);
}

.cart-notification {
    margin: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--color-discount);
    color: var(--color-discount-dark);
    border-radius: var(--radius-sm);
    font-size: 14px;
    text-align: center;
    display: none;
}

.cart-notification.show {
    display: block;
    animation: slideDown 0.3s ease;
}

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

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.cart-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-bottom: 1px solid #e9ecef;
    animation: fadeIn 0.3s ease;
}

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

.cart-item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    background: #f8f9fa;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: -webkit-optimize-contrast;
}

.cart-item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cart-item-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
}

.cart-item-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
}

.cart-item-quantity {
    font-size: 14px;
    color: var(--color-text-light);
}

.remove-item-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: #ffe5e5;
    color: var(--color-accent);
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.remove-item-btn:hover {
    background: var(--color-accent);
    color: var(--color-white);
    transform: rotate(90deg);
}

.empty-cart {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--color-text-light);
}

.empty-cart-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-sm);
}

/* ==================== RESUMEN DEL CARRITO ====================*/

.cart-summary {
    padding: var(--spacing-md);
    border-top: 2px solid #e9ecef;
    background: #f8f9fa;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    font-size: 16px;
}

.summary-row span:first-child {
    color: var(--color-text-light);
}

.summary-row span:last-child {
    font-weight: 600;
    color: var(--color-text);
}

.discount-amount {
    color: var(--color-discount-dark) !important;
}

.summary-row.total {
    padding-top: var(--spacing-sm);
    border-top: 2px solid #dee2e6;
    font-size: 20px;
    font-weight: 700;
}

/* =====================================================
   BARRA DE PROGRESO HACIA EL DESCUENTO.
   Nueva en Entrega 2: muestra cuánto le falta al usuario
   para llegar al monto mínimo y obtener el 10% de descuento.
   ===================================================== */
.discount-progress-container {
    margin: var(--spacing-sm) 0;
}

.discount-progress-label {
    font-size: 12px;
    color: var(--color-text-light);
    margin-bottom: 6px;
    text-align: center;
}

.discount-progress-bar {
    height: 8px;
    background: #e9ecef;
    border-radius: 4px;
    overflow: hidden;
}

/* El ancho de este div se actualiza desde JS con style.width */
.discount-progress-fill {
    height: 100%;
    background: linear-gradient(to right, var(--color-secondary), var(--color-discount-dark));
    border-radius: 4px;
    transition: width 0.5s ease;
    width: 0%;
}

/* ==================== BOTONES DEL CARRITO ====================*/

.cart-actions {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.btn {
    padding: 14px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Poppins', sans-serif;
}

.btn-primary {
    background: var(--color-discount-dark);
    color: var(--color-white);
}

.btn-primary:hover {
    background: #1b5e20;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

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

/* ==================== 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;
}

/* =====================================================
   MODALES - NUEVOS EN ENTREGA 2
   Reemplazan todos los prompt(), alert() y confirm().
   Se muestran sobre la página con z-index alto.
   Cada modal tiene su propio ID para ser controlado
   desde JS.
   ===================================================== */

/* Fondo oscuro del modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.65);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    /* Oculto por defecto, JS lo hace visible */
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

/* Cuando el JS agrega la clase "active", el modal se hace visible */
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Caja blanca del modal */
.modal-box {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-lg);
    max-width: 480px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-lg);
    /* Animación de entrada al aparecer */
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-box {
    transform: scale(1);
}

/* Modal más pequeño para confirmaciones */
.modal-box--small {
    max-width: 360px;
    padding: var(--spacing-lg);
}

/* Modal grande para el checkout */
.modal-box--checkout {
    max-width: 520px;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-logo {
    font-size: 56px;
    margin-bottom: var(--spacing-sm);
}

.modal-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.modal-subtitle {
    font-size: 15px;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

/* Input del modal de bienvenida donde el usuario escribe su nombre */
.modal-input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e9ecef;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-family: 'Poppins', sans-serif;
    text-align: center;
    margin-bottom: var(--spacing-xs);
    transition: var(--transition);
}

.modal-input:focus {
    border-color: var(--color-primary);
}

/* Mensaje de error (se muestra si el usuario no escribe nada) */
.modal-error {
    font-size: 13px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    /* Oculto por defecto */
    display: none;
}

/* El JS le agrega la clase "visible" cuando hay un error */
.modal-error.visible {
    display: block;
}

/* Botón principal del modal */
.modal-btn {
    width: 100%;
    padding: 14px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Poppins', sans-serif;
    margin-top: var(--spacing-sm);
}

.modal-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Botón secundario (cancelar) */
.modal-btn--secondary {
    background: #f8f9fa;
    color: var(--color-text);
    border: 2px solid #dee2e6;
}

.modal-btn--secondary:hover {
    background: #e9ecef;
    transform: translateY(-2px);
}

/* Botón de peligro (eliminar) */
.modal-btn--danger {
    background: var(--color-accent);
}

.modal-btn--danger:hover {
    background: #e53935;
}

/* Cuando el modal tiene dos botones (confirmar/cancelar) */
.modal-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.modal-actions .modal-btn {
    margin-top: 0;
}

/* Sección de info del modal de descuento */
.discount-modal-info {
    background: var(--color-discount);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.discount-modal-info p {
    font-size: 15px;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.discount-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.discount-list li {
    font-size: 14px;
    color: var(--color-discount-dark);
    font-weight: 500;
}

/* Cuerpo del modal de checkout con el resumen */
.checkout-body {
    text-align: left;
    background: #f8f9fa;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    font-size: 14px;
    line-height: 2;
}

/* Separador dentro del resumen de compra */
.checkout-separator {
    border: none;
    border-top: 1px dashed #dee2e6;
    margin: var(--spacing-sm) 0;
}

/* ==================== FOOTER ====================*/

.footer {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.footer-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.footer-text,
.footer-contact {
    font-size: 14px;
    opacity: 0.8;
    line-height: 1.6;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    font-size: 14px;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 8px;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: var(--transition);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    opacity: 0.8;
}

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

@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
    }

    .nav {
        order: 3;
        width: 100%;
        justify-content: center;
    }

    .search-bar {
        order: 2;
        max-width: none;
    }

    .hero-title {
        font-size: 36px;
    }

    .discount-content {
        flex-direction: column;
        text-align: center;
    }

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

    .filter-bar {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        height: 300px;
    }

    .hero-title {
        font-size: 28px;
    }

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

    .cart-sidebar {
        width: 100%;
    }

    .discount-badge {
        width: 120px;
        height: 120px;
    }

    .discount-percent {
        font-size: 36px;
    }

    .modal-box {
        padding: var(--spacing-lg) var(--spacing-md);
    }
}

/* ==================== ANIMACIONES ====================*/

@keyframes addedToCart {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.cart-count.updated {
    animation: addedToCart 0.3s ease;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}