/* 
 * Archivo: electronica.css
 * Estilos para catálogo de productos electrónicos
 */

/* ========== Variables CSS ========== */
:root {
    /* Colores */
    --color-primary: #1e40af;
    --color-primary-dark: #1e3a8a;
    --color-primary-light: #3b82f6;
    --color-accent: #f59e0b;
    --color-accent-dark: #d97706;

    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-bg-dark: #0f172a;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-border: #e2e8f0;

    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Bordes */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Transiciones */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    font-size: 16px;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* ========== Contenedor ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ========== Header ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

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

.nav-link {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    padding: var(--spacing-xs);
}

.nav-link:hover {
    color: var(--color-primary);
}

/* ========== Botones ========== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* ========== Hero ========== */
.hero {
    margin-top: 80px;
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #dbeafe 0%, #e0f2fe 100%);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-bg-dark);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

/* ========== Títulos de sección ========== */
.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-bg-dark);
}

/* ========== Catálogo ========== */
.catalogo {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-bg);
}

/* Filtros */
.filtros {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-lg);
}

.filtro-busqueda {
    flex: 1;
}

.input-busqueda {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.input-busqueda:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.filtro-categoria {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.filtro-label {
    font-weight: 600;
    color: var(--color-text);
    white-space: nowrap;
}

.select-filtro {
    flex: 1;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    background-color: white;
    cursor: pointer;
    transition: var(--transition);
}

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

/* Grid de productos */
.productos-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

/* Tarjeta de producto */
.producto-card {
    background-color: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.producto-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.producto-imagen {
    font-size: 5rem;
    text-align: center;
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
}

.producto-info {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.producto-badges {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-destacado {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-stock {
    font-size: 0.7rem;
}

.stock-alto {
    background-color: #d1fae5;
    color: #065f46;
}

.stock-medio {
    background-color: #fef3c7;
    color: #92400e;
}

.stock-bajo {
    background-color: #fee2e2;
    color: #991b1b;
}

.producto-nombre {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-bg-dark);
    margin-bottom: var(--spacing-xs);
}

.producto-descripcion {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    line-height: 1.6;
}

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

.producto-precio {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.moneda {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-text-light);
}

/* Mensaje sin resultados */
.no-resultados {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-text-light);
    font-size: 1.125rem;
}

/* ========== Contacto ========== */
.contacto {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-bg-alt);
}

.contacto-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.contacto-item {
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: var(--transition);
}

.contacto-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.contacto-icon {
    font-size: 2.5rem;
}

.contacto-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-bg-dark);
    margin-bottom: var(--spacing-xs);
}

.contacto-item p,
.contacto-item a {
    color: var(--color-text-light);
    font-size: 1rem;
}

.contacto-item a {
    color: var(--color-primary);
    transition: var(--transition);
}

.contacto-item a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* ========== Footer ========== */
.footer {
    background-color: var(--color-bg-dark);
    color: white;
    padding: var(--spacing-xl) 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-link:hover {
    color: white;
}

/* ========== Modal ========== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--color-bg);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--color-text-light);
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

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

#modal-body {
    padding: var(--spacing-xl);
}

.modal-producto-imagen {
    font-size: 6rem;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.modal-producto-nombre {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-bg-dark);
    margin-bottom: var(--spacing-sm);
}

.modal-producto-categoria {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.modal-producto-descripcion {
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.modal-producto-stock {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.modal-producto-stock.stock-alto {
    background-color: #d1fae5;
    color: #065f46;
}

.modal-producto-stock.stock-medio {
    background-color: #fef3c7;
    color: #92400e;
}

.modal-producto-stock.stock-bajo {
    background-color: #fee2e2;
    color: #991b1b;
}

.modal-producto-precio {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

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

/* ========== Media Queries - Tablet ========== */
@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }

    .filtros {
        flex-direction: row;
        align-items: center;
    }

    .productos-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contacto-info {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        flex-direction: row;
        justify-content: space-between;
    }

    .modal-acciones {
        flex-direction: row;
    }
}

/* ========== Media Queries - Desktop ========== */
@media (min-width: 1024px) {
    .hero-title {
        font-size: 3.5rem;
    }

    .productos-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .contacto-info {
        grid-template-columns: repeat(3, 1fr);
    }

    .section-title {
        font-size: 2.5rem;
    }
}