/*
======================================================
VARIABLES CSS
======================================================
*/
:root {
    /* Colores - Actualizados según la solicitud del usuario */
    --color-primary: #027DA2;      /* Azul: Botones principales, enlaces, acentos */
    --color-secondary: #035075;    /* Naranja: Acuaciones secundarias, íconos */
    --color-text-dark: #333333;    /* Texto principal oscuro */
    --color-text-light: #666666;   /* Texto secundario o descriptivo */
    --color-background-light: #F4F4F4; /* Gris muy claro para secciones alternas */
    --color-white: #FFFFFF;        /* Blanco */
    --color-border: #E0E0E0;       /* Gris claro para bordes */

    /* Tipografía - Actualizados según la solicitud del usuario */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
    --font-size-base: 1rem; /* 16px */
    --font-weight-regular: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Espaciado - Actualizados según la solicitud del usuario */
    --spacing-xs: 0.5rem;   /* 8px */
    --spacing-sm: 1rem;     /* 16px */
    --spacing-md: 1.5rem;   /* 24px */
    --spacing-lg: 2rem;     /* 32px - Base para padding de secciones en mobile */
    --spacing-xl: 4rem;     /* 64px */
    --spacing-xxl: 6rem;    /* 96px */

    /* Bordes y Sombras */
    --border-radius-sm: 0.25rem;
    --border-radius-lg: 0.75rem;
    --box-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --box-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/*
======================================================
ESTILOS BASE (MOBILE-FIRST)
======================================================
*/
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: var(--color-white);
    min-height: 100vh;
}

h1, h2, h3 {
    line-height: 1.2;
    font-weight: var(--font-weight-bold);
    font-family: var(--font-primary);
}

p {
    font-family: var(--font-secondary);
}

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

/* Títulos de Secciones */
.section__title {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.section__subtitle {
    font-size: 1.1rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-light);
    font-family: var(--font-secondary);
}

/* Enlaces y focus de accesibilidad */
a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s;
}

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

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

/* Estilos de Botones */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    text-align: center;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
    border: 2px solid transparent;
    cursor: pointer;
    font-family: var(--font-primary);
}

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

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

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

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

.btn--full {
    width: 100%;
    margin-top: var(--spacing-sm);
}

/*
======================================================
HEADER Y NAVEGACIÓN
======================================================
*/
.header {
    background-color: var(--color-white);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    box-shadow: var(--box-shadow-sm); /* Sombra inicial sutil */
    transition: box-shadow 0.3s ease;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 50px;
}

.nav__logo img {
    height: 55px; /* Ajuste para visualización móvil */
    width: auto;
}

/* Botón Toggle (Mobile) */
.nav__toggle {
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    padding: 8px;
    cursor: pointer;
    z-index: 1001;
}

.nav__toggle-line {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--color-text-dark);
    border-radius: 1px;
    transition: all 0.3s ease;
}

/* Animación del ícono de hamburguesa a X */
.nav__toggle.is-active .nav__toggle-line:nth-child(2) {
    opacity: 0;
}
.nav__toggle.is-active .nav__toggle-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.nav__toggle.is-active .nav__toggle-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Menú de Navegación (Mobile) */
.nav__menu {
    list-style: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    z-index: 999;
}

.nav__menu.is-active {
    transform: translateX(0);
}

.nav__link {
    display: block;
    padding: var(--spacing-md) 0;
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-dark);
}

.nav__link--cta {
    margin-top: var(--spacing-lg);
    font-size: 1.25rem;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
}

/*
======================================================
SECCIÓN HERO
======================================================
*/
.hero {
    padding: var(--spacing-xxl) 0 var(--spacing-lg) 0;
    text-align: center;
}

.hero__content {
    margin-bottom: var(--spacing-xl);
}

.hero__title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.hero__subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.hero__actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.hero__image {
    margin-top: var(--spacing-lg);
}

.hero__image img {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-md);
}

/*
======================================================
SECCIÓN FEATURES
======================================================
*/
.features {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background-light);
}

.features__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--box-shadow-sm);
}

.feature-card__icon {
    margin-bottom: var(--spacing-md);
    background-color: var(--color-primary);
    width: 50px;
    height: 50px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.feature-card__icon img {
    border-radius: 50%;
    width: 50%;
}

.feature-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card__text {
    color: var(--color-text-light);
}

/*
======================================================
SECCIÓN PRODUCTS (Antigua versión, mantenida por compatibilidad si se usa)
======================================================
*/
.products {
    padding: var(--spacing-xl) 0;
}

.products__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.product-card {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background-color: var(--color-white);
    box-shadow: var(--box-shadow-sm);
}

.product-card__image img {
    width: 100%;
    height: auto;
    display: block;
}

.product-card__content {
    padding: var(--spacing-lg);
}

.product-card__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.product-card__description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.product-card__link {
    font-weight: var(--font-weight-semibold);
}

/*
======================================================
SECCIÓN SUSTAINABILITY
======================================================
*/
.sustainability {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background-light);
}

.sustainability .container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.sustainability__content {
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.sustainability__text {
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-xl);
    font-size: 1.1rem;
}

.sustainability__stats {
    display: flex;
    justify-content: space-around;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.stat {
    flex: 1 1 30%; /* Para que los stats se ajusten en móvil */
    min-width: 120px;
    padding: var(--spacing-sm);
    text-align: center;
}

.stat__value {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-secondary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat__label {
    font-size: 0.9rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    font-weight: var(--font-weight-semibold);
}

.sustainability__image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-md);
}

/*
======================================================
SECCIÓN ABOUT
======================================================
*/
.about {
    padding: var(--spacing-xl) 0;
}

.about__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about__text p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.about__image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-md);
}

/*
======================================================
SECCIÓN CONTACT
======================================================
*/
.contact {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background-light);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-dark);
    font-family: var(--font-secondary);
}

.form-input, .form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
    font-family: var(--font-secondary);
    transition: border-color 0.2s;
}

.form-input:focus, .form-textarea:focus {
    border-color: var(--color-primary);
}

.form-textarea {
    resize: vertical;
}

/*
======================================================
FOOTER
======================================================
*/
.footer {
    background-color: var(--color-text-dark);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-sm) 0;
    font-family: var(--font-secondary);
}

.footer__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
}

.footer__logo img {
    height: 55px;
    width: auto;
    margin-bottom: var(--spacing-sm);
}

.footer__text {
    font-size: 0.9rem;
    color: var(--color-border);
}

.footer__links, .footer__contact {
    list-style: none;
    font-size: 0.9rem;
}

.footer__links a {
    color: var(--color-border);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.footer__links a:hover {
    color: var(--color-white);
}

.footer__contact li {
    margin-bottom: var(--spacing-xs);
    color: var(--color-border);
}

.footer__social a {
    display: inline-block;
    color: var(--color-white);
    width: 30px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    font-weight: var(--font-weight-bold);
    margin-right: var(--spacing-sm);
}

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

.footer__bottom {
    text-align: center;
    font-size: 0.8rem;
    color: var(--color-border);
}


/*
======================================================
MEDIA QUERIES (RESPONSIVE DESIGN)
======================================================
*/

/* Punto de quiebre 480px: Ajustes para pantallas pequeñas */
@media (min-width: 480px) {
    .hero__title {
        font-size: 3rem;
    }
    
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat {
        flex: 1 1 20%;
    }
}


/* Punto de quiebre 768px: Tablet */
@media (min-width: 768px) {
    /* Header/Nav: Ocultar toggle, mostrar menú de escritorio */
    .nav__toggle {
        display: none;
    }

    .nav__menu {
        position: static;
        width: auto;
        height: auto;
        transform: none;
        flex-direction: row;
        gap: var(--spacing-md);
        background-color: transparent;
    }

    .nav__link {
        padding: 0;
        font-size: 1rem;
    }

    .nav__link--cta {
        margin-top: 0;
        margin-left: var(--spacing-md);
        font-size: 1rem;
        padding: 0.5rem 1rem;
    }

    /* Hero */
    .hero {
        padding: var(--spacing-xxl) 0;
    }

    .hero .container {
        display: flex;
        text-align: left;
        align-items: center;
        gap: var(--spacing-lg);
    }

    .hero__content {
        flex: 1;
        margin-bottom: 0;
    }

    .hero__title {
        font-size: 3.5rem;
    }

    .hero__actions {
        justify-content: flex-start;
    }

    .hero__image {
        flex: 1;
        margin-top: 0;
    }
    
    /* Features */
    .features__grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* Products */
    .products__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Sustainability */
    .sustainability .container {
        flex-direction: row;
        align-items: center;
    }

    .sustainability__content {
        flex: 1;
        text-align: left;
    }

    .sustainability__stats {
        justify-content: flex-start;
    }
    
    .stat {
        text-align: left;
        padding: 0;
        margin-right: var(--spacing-lg);
    }

    .sustainability__image {
        flex: 1;
    }
    
    /* About */
    .about__content {
        flex-direction: row-reverse;
        align-items: center;
    }

    .about__text {
        flex: 1;
    }
    
    .about__image {
        flex: 1;
    }
    
    /* Footer */
    .footer__content {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }

    /* PORTALS - Desktop 768px: Configuración de la nueva fila de tarjetas */
    /* Se elimina la configuración de portals__row para la nueva estructura */
}

/* Punto de quiebre 1024px: Desktop */
@media (min-width: 1024px) {
    .section__title {
        font-size: 2.5rem;
    }

    .hero__title {
        font-size: 3.5rem;
    }

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

    .footer__content {
        grid-template-columns: 3fr 1fr 1fr 1fr;
    }
}

/* CHIPS */
.chip {
    display: inline-block;
    padding: 6px 10px;
    border-radius: 8px;
    font-weight: 600;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.chip--mobile {
    background: #dcfce7;
    color: #064e3b;
}

.chip--admin {
    background: #e6f0ff;
    color: #0b3a66;
}

/*
======================================================
SECCIÓN PORTALS (SOLUCIÓN DE 2 CARDS EN FILA)
======================================================
*/
.portals {
    padding: var(--spacing-xl) 0;
}

/* El nuevo contenedor para la estructura de dos columnas: Mobile (Columna) / Desktop (Fila) */
.portals__container {
    display: flex;
    flex-direction: column; /* Mobile: Columna */
    gap: var(--spacing-xl);
    align-items: center;
    /* Eliminar el padding que tenía portals__row */
}

/* Imagen Única (Izquierda en Desktop) */
.portals__image-wrapper {
    width: 100%;
    max-width: 600px; /* Limitar el tamaño de la imagen en móvil */
    text-align: center;
}

.portals__main-image {
    width: 100%;
    height: auto;
    
}

/* Contenido de los dos portales (Derecha en Desktop) */
.portals__content-wrapper {
    width: 100%;
    max-width: 600px; /* Limitar el ancho del contenido en móviles */
}

/* Bloque de Información del Portal (reemplaza portal-card en contenido) */
.portal-info-block {
    padding: var(--spacing-sm) 0;
}

.portal-info-block__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.portal-info-block__divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--spacing-lg) 0;
}

/* Clases de la antigua Card que se reutilizan para el listado */
.portal-card__list--icon {
    list-style: none;
    padding-left: 0;
    margin-top: 0; 
    width: 100%; 
}

.portal-card__list--icon li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
    font-family: var(--font-secondary);
    color: var(--color-text-dark);
}

.portal-card__list--icon li img {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 3px; /* alineación vertical */
}

/* TESTIMONIALS */
.testimonials {
    padding: var(--spacing-xl) 0;
    background: var(--color-background-light);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-sm);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-primary);
}

/* Desktop */
@media (min-width: 768px) {
    .testimonials__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Media Query para la nueva estructura de Portales */
    .portals__container {
        flex-direction: row; /* Desktop: Fila */
        align-items: flex-start;
    }
    
    .portals__image-wrapper {
        flex: 1; /* Ocupa la mitad izquierda */
        max-width: none;
        position: sticky; /* Opcional: para que se quede si el contenido es largo */
        top: 100px; /* Deja espacio para el header sticky */
    }

    .portals__content-wrapper {
        flex: 1; /* Ocupa la mitad derecha */
        max-width: none;
        padding-left: var(--spacing-lg);
    }
}
.accent-text{
    color: var(--color-primary);
}

.accent-text-inverse{
    color: #fff;
}

/*
======================================================
MODAL
======================================================
*/
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

.modal__content {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    position: relative;
    max-width: 90%;
    width: 550px;
    box-shadow: var(--box-shadow-md);
    animation: fadeIn 0.3s ease-out;
    margin: var(--spacing-xl) 0; /* Espacio superior/inferior para scroll */
}

.modal__close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-text-light);
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

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

.modal .section__title, .modal .section__subtitle {
    text-align: center;
}

.modal .section__title {
    margin-top: var(--spacing-md);
}

.modal .section__subtitle {
    margin-bottom: var(--spacing-lg);
}

/* Estilos de Formulario (reutiliza .contact-form) */
.modal .contact-form {
    padding: 0; /* Elimina el padding extra para el modal */
    box-shadow: none;
}

.form-status {
    text-align: center;
    padding: var(--spacing-sm);
    margin-top: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-weight: var(--font-weight-semibold);
}

.form-status.success {
    background-color: #dcfce7; /* Verde claro */
    color: #064e3b; /* Verde oscuro */
}

.form-status.error {
    background-color: #fee2e2; /* Rojo claro */
    color: #991b1b; /* Rojo oscuro */
}

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