/* =================================================================
 *
 * HOJA DE ESTILOS - JASA EQUIPMENT
 * Versión 3.1 - Final y Consolidada (con estilos de Contacto)
 *
 * Este archivo contiene todos los estilos necesarios para
 * index.html, catalogo.html, nosotros.html y contacto.html.
 *
 * Índice:
 * 1. Variables y Estilos Globales
 * 2. Componentes Comunes (Header, Botones, etc.)
 * 3. Estilos de Página: INDEX
 * 4. Estilos de Página: CATÁLOGO
 * 5. Estilos de Página: NOSOTROS
 * 6. Estilos de Página: CONTACTO (RESTAURADOS)
 * 7. Estilos de la Ventana Modal
 * 8. Estilos Responsive (Móviles)
 *
 * ================================================================= */

/* --- 1. Variables y Estilos Globales --- */
:root {
    --color-primario: #e87032; /* Naranja JASA */
    --color-primario-hover: #d35400;
    --color-oscuro: #58595b; /* Gris oscuro principal */
    --color-texto: #414141; /* Gris de texto */
    --color-fondo: #f8f9fa; /* Fondo gris claro */
    --color-blanco: #ffffff;
    --color-borde-claro: #e9ecef;
    --sombra-suave: 0 4px 15px rgba(0, 0, 0, 0.05);
    --sombra-media: 0 8px 16px rgba(0, 0, 0, 0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    background-color: var(--color-fondo);
    color: var(--color-texto);
}

*, *::before, *::after {
    box-sizing: border-box;
}

/* --- 2. Componentes Comunes (Header, Botones, etc.) --- */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    background-color: var(--color-oscuro);
    padding: 8px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: padding 0.4s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

#main-header.scrolled {
    padding: 5px 40px;
}

.logo {
    height: 40px;
    transition: height 0.4s ease;
}

#main-header.scrolled .logo {
    height: 35px;
}

.main-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    align-items: center;
}

.main-nav li {
    margin-left: 35px;
}

.main-nav a {
    color: var(--color-blanco);
    text-decoration: none;
    font-weight: bold;
    padding: 8px 12px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
    border-bottom: 2px solid transparent;
}

.main-nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.main-nav a.active {
    border-bottom-color: var(--color-primario);
}

.hamburger-button {
    display: none;
    background: none;
    border: none;
    color: var(--color-blanco);
    font-size: 1.8rem;
    cursor: pointer;
}

.header-spacer {
    height: 56px;
}

.seccion-titulo {
    text-align: center;
    margin-bottom: 50px;
}

.seccion-titulo h2 {
    font-size: clamp(2rem, 5vw, 2.8rem);
    color: var(--color-oscuro);
    margin: 0;
}

.pagina-contenido {
    max-width: 1100px;
    margin: 60px auto;
    padding: 20px;
    line-height: 1.8;
    font-size: 1.1rem;
}

.cta-button-grande {
    display: inline-block;
    background-color: var(--color-primario);
    color: var(--color-blanco);
    padding: 15px 35px;
    margin-top: 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.2rem;
    transition: background-color 0.3s, transform 0.3s;
    border: none;
}
.cta-button-grande:hover {
    background-color: var(--color-primario-hover);
    transform: translateY(-3px);
    color: var(--color-blanco);
}

.cta-button-secundario {
    display: inline-block;
    background: transparent;
    border: 2px solid var(--color-oscuro);
    color: var(--color-oscuro);
    padding: 10px 25px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
}
.cta-button-secundario:hover {
    background-color: var(--color-oscuro);
    color: var(--color-blanco);
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blanco);
    padding: 10px 15px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.2s;
    flex-grow: 1;
    font-size: 0.85rem;
    border: none;
}
.cta-button i {
    margin-right: 8px;
}
.cta-button.email, .cta-button.whatsapp {
    background-color: var(--color-primario);
}
.cta-button.email:hover, .cta-button.whatsapp:hover {
    background-color: var(--color-primario-hover);
}

/* --- 3. Estilos de Página: INDEX --- */
.hero-landing {
    position: relative;
    min-height: calc(100vh - 56px);
    color: var(--color-blanco);
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
    overflow: hidden;
}

.video-background {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -2;
}

.video-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: -1;
}

.hero-landing .hero-texto {
    max-width: 1100px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-texto h1 {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    margin: 0 0 20px 0;
    line-height: 1.2;
}

.hero-texto p {
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    margin-bottom: 30px;
}

.categorias-seccion {
    padding: 80px 20px;
    background-color: var(--color-fondo);
}

.categorias-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.categoria-card {
    background-color: var(--color-blanco);
    border: 1px solid var(--color-borde-claro);
    border-radius: 8px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--sombra-suave);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.categoria-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--sombra-media);
}

.icono-categoria {
    height: 65px;
    width: 65px;
    margin-bottom: 25px;
    filter: invert(56%) sepia(80%) saturate(879%) hue-rotate(334deg) brightness(94%) contrast(91%);
}

.categoria-card h3 {
    font-size: 1.8rem;
    color: var(--color-oscuro);
    margin: 0 0 15px 0;
}

.categoria-card p {
    color: var(--color-texto);
    line-height: 1.6;
    margin-bottom: 30px;
}


/* --- 4. Estilos de Página: CATÁLOGO --- */
.filtro-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 25px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.filtro-btn {
    background-color: var(--color-blanco);
    color: var(--color-oscuro);
    border: 1px solid #ddd;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.filtro-btn:hover {
    background-color: #f0f0f0;
    border-color: #ccc;
}

.filtro-btn.active {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    border-color: var(--color-primario);
}

.catalogo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    padding: 15px 25px 25px 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.producto-card {
    background-color: var(--color-blanco);
    border-radius: 8px;
    box-shadow: var(--sombra-suave);
    padding: 20px;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.producto-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--sombra-media);
}

.producto-imagenes {
    height: 250px;
    margin-bottom: 15px;
}

.producto-imagenes img { display: none; }
.producto-imagenes img.imagen-principal {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}

.producto-card h2 {
    font-size: 1.5rem;
    color: var(--color-oscuro);
    margin: 0 0 10px 0;
}

.producto-card h4 {
    font-size: 1rem;
    color: #777;
    margin: 2px 0;
    font-weight: 600;
}

.producto-card .descripcion {
    flex-grow: 1;
    font-size: 1rem;
    line-height: 1.5;
    margin-top: 15px;
}

.botones-cta-container {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

/* --- 5. Estilos de Página: NOSOTROS --- */
.hero-nosotros {
    background-image: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('images/foto-empresa-edit.png');
    background-size: cover;
    background-position: center;
    color: var(--color-blanco);
    text-align: center;
    min-height: 60vh;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero-nosotros h1 {
    font-size: clamp(2.2rem, 5vw, 3rem);
    margin: 0 0 10px 0;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-nosotros p {
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    font-style: italic;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.historia-seccion {
    display: flex;
    align-items: center;
    gap: 50px;
}
.historia-texto { flex: 1.5; }
.historia-imagen { flex: 1; }
.historia-imagen img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.collage-seccion {
    padding: 60px 20px;
    background-color: var(--color-blanco);
}

.collage-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 250px;
    gap: 15px;
    max-width: 1100px;
    margin: 0 auto;
}

.collage-item {
    overflow: hidden;
    border-radius: 8px;
}
.collage-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.collage-item img:hover {
    transform: scale(1.05);
}
.collage-item.item-grande {
    grid-row: span 2;
}

.mision-vision-seccion {
    background-image: linear-gradient(rgba(244, 244, 244, 0.95), rgba(244, 244, 244, 0.95)), url('images/fondo-mision.jpg');
    background-size: cover;
    background-attachment: fixed;
    padding: 80px 20px;
}
.mision-vision-container {
    display: flex;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}
.info-box {
    background-color: var(--color-blanco);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--sombra-media);
    text-align: center;
    flex: 1;
}
.info-box i {
    font-size: 3rem;
    color: var(--color-primario);
    margin-bottom: 20px;
}
.info-box h3 {
    font-size: 1.8rem;
    color: var(--color-oscuro);
}

.cta-seccion {
    background-color: var(--color-oscuro);
    color: var(--color-blanco);
    text-align: center;
    padding: 60px 20px;
}
.cta-seccion h2 {
    font-size: 2.5rem;
    color: var(--color-blanco);
    margin: 0;
}

/* --- 6. Estilos de Página: CONTACTO (RESTAURADOS) --- */
.contacto-container {
    display: flex;
    gap: 40px;
}

.contacto-info {
    flex: 1;
}

.contacto-formulario {
    flex: 1.2;
}

.contacto-info h3, .contacto-formulario h3 {
    font-size: 1.5rem;
    color: var(--color-oscuro);
    margin-top: 0;
    margin-bottom: 20px;
}

.mapa-container {
    width: 100%;
    height: 300px;
    border-radius: 8px;
    overflow: hidden;
    margin: 20px 0;
}

.mapa-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

.form-grupo {
    margin-bottom: 20px;
}

.form-grupo label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: var(--color-texto);
}

.form-grupo input,
.form-grupo textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-grupo input:focus,
.form-grupo textarea:focus {
    outline: none;
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px rgba(232, 112, 50, 0.25);
}


/* --- 7. Estilos de la Ventana Modal --- */
.modal-container {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 1;
    transition: opacity 0.3s ease;
    padding: 20px;
}

.modal-container.hidden {
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    background-color: var(--color-blanco);
    padding: 30px;
    border-radius: 10px;
    width: 100%;
    max-width: 1100px;
    display: flex;
    gap: 30px;
    position: relative;
    max-height: 90vh;
}

.close-button {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    font-weight: bold;
    color: #555;
    cursor: pointer;
    z-index: 10;
    line-height: 1;
}

.modal-gallery {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

#modal-main-image {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 5px;
    border: 1px solid var(--color-borde-claro);
    margin-bottom: 10px;
}

#modal-thumbnails {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

#modal-thumbnails img {
    width: 90px;
    height: 70px;
    object-fit: cover;
    border-radius: 5px;
    cursor: pointer;
    border: 3px solid transparent;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

#modal-thumbnails img:hover {
    transform: scale(1.05);
}

#modal-thumbnails img.active {
    border-color: var(--color-primario);
    transform: scale(1.05);
}

.modal-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.modal-info h2 {
    margin-top: 0;
    padding-right: 30px;
}

#modal-specs {
    margin: 20px 0;
    padding-left: 15px;
    border-left: 3px solid var(--color-primario);
}

.modal-info .botones-cta-container {
    margin-top: auto;
    padding-top: 20px;
}

/* --- 8. Estilos Responsive (Móviles) --- */
@media (max-width: 768px) {
    #main-header { padding: 10px 20px; }
    .hamburger-button { display: block; }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%; 
        right: 0;
        background-color: var(--color-oscuro);
        width: 250px;
        padding: 20px;
        box-shadow: -2px 2px 10px rgba(0,0,0,0.1);
    }
    .main-nav.is-active { display: block; }
    .main-nav ul {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }
    .main-nav li {
        margin-left: 0;
        width: 100%;
    }

    .modal-content, .historia-seccion, .mision-vision-container, .contacto-container {
        flex-direction: column;
        gap: 40px; /* Espacio consistente en móvil */
    }

    .modal-info h2 {
        padding-right: 35px;
    }
    
    .collage-grid {
        grid-template-columns: 1fr;
    }
    .collage-item.item-grande {
        grid-row: auto;
        height: 350px;
    }
}

/* =================================================================
 *
 * 10. Estilos del Footer
 *
 * ================================================================= */
.site-footer {
    background-color: var(--color-oscuro);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 20px 20px 20px;
    font-size: 0.95rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    padding-bottom: 40px;
}

.footer-section h4 {
    color: var(--color-blanco);
    font-size: 1.2rem;
    margin-top: 0;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--color-primario);
    padding-bottom: 10px;
    display: inline-block;
}

.footer-section p {
    line-height: 1.7;
    margin: 0 0 10px 0;
}

.footer-section p i {
    color: var(--color-primario);
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.social-links a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    margin-right: 10px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-blanco);
    text-decoration: none;
    font-size: 1.1rem;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
    background-color: var(--color-primario);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* =================================================================
 *
 * Estilos para Carrusel de Logos (Página Clientes)
 *
 * ================================================================= */

.logo-carousel {
    width: 100%;
    overflow: hidden;
    padding: 60px 0;
    background-color: var(--color-blanco);
    white-space: nowrap;
    position: relative;
}

.logo-carousel::before,
.logo-carousel::after {
    content: "";
    position: absolute;
    top: 0;
    width: 200px;
    height: 100%;
    z-index: 2;
}

.logo-carousel::before {
    left: 0;
    background: linear-gradient(to left, rgba(255,255,255,0), var(--color-blanco));
}

.logo-carousel::after {
    right: 0;
    background: linear-gradient(to right, rgba(255,255,255,0), var(--color-blanco));
}

.logo-track {
    display: inline-block;
    animation: scroll 40s linear infinite;
}

.logo-carousel:hover .logo-track {
    animation-play-state: paused;
}

.logo-slide {
    display: inline-block;
    height: 80px;
    width: 200px; /* Ancho de cada logo */
    margin: 0 40px;
}

.logo-slide img {
    height: 100%;
    width: auto;
    max-width: 100%;
    /* filter: grayscale(100%); <-- LÍNEA ELIMINADA PARA MOSTRAR COLORES ORIGINALES */
    transition: transform 0.3s ease; /* Se ajusta la transición */
}

.logo-slide:hover img {
    /* Se añade un ligero efecto de zoom al pasar el cursor para dar interactividad */
    transform: scale(1.1);
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}