/* Variables de color */
:root {
    --bg-primary: #121212; /* Fondo oscuro principal */
    --bg-secondary: #1e1e1e; /* Fondo de secciones/tarjetas */
    --accent-color: #007bff; /* Azul primario (para botones, etc) */
    --text-color: #f0f0f0; /* Texto claro */
    --text-muted: #aaaaaa; /* Texto secundario */
}

/* Estilos Globales */
body {
    font-family: Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

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

/* --- Header y Navegación --- */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid #333;
}

/* --- Estilos para el Logo --- */
.logo-img {
    height: 40px; /* Tamaño fijo, ajusta si es necesario */
    width: auto;
    /* Esto centra la imagen dentro del div si el logo es más pequeño que el contenedor */
    display: block; 
}

nav a {
    margin: 0 15px;
    color: var(--text-color);
    transition: color 0.2s;
}

nav a:hover {
    color: var(--accent-color);
}

.user-actions a {
    margin-left: 20px;
    color: var(--text-color);
}

.install-app-btn {
    background-color: var(--accent-color);
    color: white;
    padding: 8px 15px;
    border-radius: 5px;
    font-weight: bold;
    margin-left: 30px;
}


/* --- Banner Principal (Hero) --- */
.hero-banner {
    background-color: #0d1a26; /* Un azul oscuro para el banner */
    text-align: center;
    padding: 80px 20px;
}

.hero-banner h1 {
    font-size: 3em;
    color: #4CAF50; /* Color verde/lima para el título */
    margin-bottom: 10px;
}

.hero-banner p {
    color: var(--text-muted);
    font-size: 1.1em;
    margin-bottom: 30px;
}

.contact-section {
    background-color: #1e2a36;
    padding: 20px;
    border-radius: 8px;
    display: inline-block;
    margin-top: 20px;
}

.contact-section p {
    margin: 5px 0;
    color: var(--text-color);
}

.cta-contact {
    display: block;
    background-color: #25D366; /* Verde WhatsApp */
    color: white;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: bold;
    margin-top: 15px;
    transition: background-color 0.2s;
}

.cta-contact:hover {
    background-color: #1FAF54;
}


/* --- Contenedor Principal (Filtros y Productos) --- */
.content-container {
    display: flex;
    gap: 30px;
    padding: 30px 50px;
}


/* --- Sidebar de Filtros --- */
.filters-sidebar {
    width: 250px;
    flex-shrink: 0;
    background-color: var(--bg-secondary);
    padding: 20px;
    border-radius: 5px;
    height: fit-content;
}

.filters-sidebar h3 {
    margin-top: 0;
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.filter-group {
    margin-bottom: 20px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.filters-sidebar input[type="text"],
.filters-sidebar select {
    width: 100%;
    padding: 10px;
    background-color: #333;
    color: var(--text-color);
    border: 1px solid #555;
    border-radius: 4px;
    box-sizing: border-box;
}

.price-range input {
    width: calc(50% - 5px);
    display: inline-block;
}

.price-range input:first-child {
    margin-right: 10px;
}

.clear-filters {
    width: 100%;
    padding: 10px;
    background-color: #555;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.clear-filters:hover {
    background-color: #777;
}


/* --- Grilla de Productos --- */
.product-grid {
    flex-grow: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.product-card {
    background-color: var(--bg-secondary);
    padding: 20px;
    border-radius: 8px;
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card img {
    width: 100%;
    height: 200px; /* Altura fija para uniformidad */
    object-fit: contain; /* Asegura que la imagen se vea completa */
    margin-bottom: 15px;
}

.product-card h4 {
    margin: 10px 0 5px 0;
    font-size: 1.2em;
}

.product-card p {
    color: var(--text-muted);
    font-size: 0.9em;
    flex-grow: 1; /* Para que todos tengan la misma altura si la descripción varía */
}

.price {
    font-size: 1.5em;
    color: #4CAF50; /* Color verde para precios */
    font-weight: bold;
    margin: 15px 0;
}

.add-to-cart-btn {
    display: block;
    background-color: var(--accent-color);
    color: white;
    padding: 12px 10px;
    text-align: center;
    border-radius: 4px;
    font-weight: bold;
    transition: background-color 0.2s;
}

.add-to-cart-btn:hover {
    background-color: #0056b3;
}


/* --- Tags de Producto --- */
.tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: #333;
    color: white;
    padding: 5px 10px;
    border-radius: 3px;
    font-size: 0.8em;
    font-weight: bold;
    z-index: 10;
}

.tech-tag { background-color: #007bff; }
.appliance-tag { background-color: #4CAF50; }
.tool-tag { background-color: #dc3545; }


/* --- Botón Flotante de WhatsApp --- */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25D366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.2s;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* --- Footer --- */
footer {
    background-color: #1e1e1e;
    color: var(--text-muted);
    text-align: center;
    padding: 20px 50px;
    margin-top: 30px;
    border-top: 1px solid #333;
}