/*================================
    Galeria imágenes - MEJORADA
=================================*/

/* Modal Lightbox - SIN CAMBIOS */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    animation: zoomIn 0.3s ease;
}

.lightbox .lightbox-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    cursor: pointer;
    z-index: 999999;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.lightbox-content img {
    width: 100%;
    height: auto;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 40px;
    margin-right: 20px;
    right: 0;
    background: white;
    color: black;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    color: black;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Header de la sección */
.gallery-header {
    text-align: center;
    margin-bottom: 60px;
    padding: 0 20px;
    margin-top: 50px;
}

.gallery-title {
    font-family: 'Playfair Display', serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary-green);
    position: relative;
    padding-bottom: 10px;
    margin-top: 20px;
    margin-bottom: 15px;
}

.gallery-subtitle {
    color: black;
}

/* Contenedor de la galería */
.gallery-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
    padding-bottom: 5rem;
}

/* Grid optimizado para 2-3-2 */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 30px;
}

/* ====================================
   MEJORAS APLICADAS - PRIMERA VISTA
   ==================================== */

/* Primera fila: 2 imágenes - ALTURA AUMENTADA + BORDES REDONDEADOS */
.gallery-item:nth-child(1),
.gallery-item:nth-child(2) {
    grid-column: span 6;
    height: 300px;  /* Altura aumentada de 220px a 280px */
    border-radius: 16px;  /* Bordes redondeados profesionales */
}

/* Segunda fila: 3 imágenes - ALTURA AJUSTADA + BORDES SUAVES */
.gallery-item:nth-child(3),
.gallery-item:nth-child(4),
.gallery-item:nth-child(5) {
    grid-column: span 4;
    height: 280px;  /* Altura aumentada de 220px a 240px */
    border-radius: 12px;  /* Bordes más suaves */
}

/* Tercera fila: 2 imágenes - ALTURA BALANCEADA + BORDE DIFERENCIADO */
.gallery-item:nth-child(6) {
    grid-column: span 7;
    height: 300px;  /* Altura aumentada de 220px a 260px */
    border-radius: 14px 14px 14px 40px;  /* Borde asimétrico elegante */
}

.gallery-item:nth-child(7) {
    grid-column: span 5;
    height: 300px;  /* Misma altura que la anterior */
    border-radius: 40px 14px 14px 14px;  /* Borde asimétrico opuesto */
}

/* Estilos de las tarjetas - SOMBRAS MEJORADAS */
.gallery-item {
    position: relative;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);  /* Sombra más profunda */
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-10px);  /* Elevación aumentada */
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);  /* Sombra más dramática al hover */
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item:hover img {
    transform: scale(1.08);  /* Zoom ligeramente aumentado */
}

/* Overlay sutil en hover - NUEVA CARACTERÍSTICA */
.gallery-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.2) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
    pointer-events: none;
}

.gallery-item:hover::before {
    opacity: 1;
}




/* ============================================
   RESPONSIVE DESIGN - MÓVILES Y TABLETS
   Añadir al final del archivo CSS existente
============================================ */

/* ============================================
   TABLETS (768px - 991px)
============================================ */




/* Ajuste solo para pantallas pequeñas */
@media (max-width: 600px) {
    .lightbox .lightbox-nav {
        width: 35px !important;
        height: 35px !important;
        font-size: 20px !important;
    }

    .lightbox-prev { left: 10px !important; }
    .lightbox-next { right: 10px !important; }
}







@media (max-width: 991px) {
    /* Títulos y encabezados */
    .admision-nav-title {
        font-size: 2.5rem;
        padding: 0 1rem;
        margin-top: 15px;
        margin-bottom: 20px;
    }

    .section-title {
        font-size: 1.8rem;
        margin-bottom: 0.6rem;
        padding: 0 1rem;
    }

    .section-label {
        font-size: 0.813rem;
        padding: 0 1rem;
    }

    /* Metodología Section */
    .metodologia-section {
        padding: 1.5rem 0;
    }

    .metodologia-content {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .metodologia-image {
        height: 450px;
        margin-left: 1rem;
        margin-top: 2rem;
    }

    .metodologia-list {
        gap: 1rem;
    }

    .metodologia-number {
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }

    .metodologia-text h4 {
        font-size: 1.25rem;
    }

    .metodologia-text p {
        font-size: 0.938rem;
        text-align: justify;
    text-justify: inter-word;
    }

    /* Galería */
    .gallery-container {
        padding: 0 2rem;
        padding-bottom: 3rem;
    }

    .gallery-title {
        font-size: 2.4rem;
    }

    .gallery-grid {
        gap: 20px;
    }

    /* Grid ajustado para tablets */
    .gallery-item:nth-child(1),
    .gallery-item:nth-child(2) {
        height: 200px;
    }

    .gallery-item:nth-child(3),
    .gallery-item:nth-child(4),
    .gallery-item:nth-child(5) {
        height: 180px;
    }

    .gallery-item:nth-child(6),
    .gallery-item:nth-child(7) {
        height: 200px;
    }

    .lightbox-close {
        width: 40px;
        height: 40px;
        font-size: 20px;
        top: 30px;
        margin-right: 15px;
    }

    .lightbox-nav {
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}

/* ============================================
   MÓVILES GRANDES (576px - 767px)
============================================ */
@media (max-width: 767px) {
    /* Espaciado general */
    :root {
        --section-padding: 3rem 0;
        --container-padding: 0 1rem;
    }

    /* Títulos principales */
    .admision-nav-title {
        font-size: 2rem;
        padding: 0 1rem;
        margin-top: 10px;
        margin-bottom: 15px;
        line-height: 1.3;
    }

    .admision-nav-title::after {
        width: 50px;
        height: 2.5px;
        margin: 8px auto 0;
    }

    .section-title {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
        padding: 0 1rem;
        text-align: center;
    }

    .section-label {
        font-size: 0.75rem;
        padding: 0 1rem;
        text-align: center;
    }

    /* Metodología Section */
    .metodologia-section {
        padding: 2rem 0;
    }

    .metodologia-content {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .metodologia-list {
        gap: 1.5rem;
        margin-top: 1.5rem;
    }

    .metodologia-item {
        flex-direction: column;
        gap: 0.8rem;
        align-items: center;
        text-align: center;
        padding: 1.5rem;
        background: white;
        border-radius: 12px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

    .metodologia-number {
        width: 60px;
        height: 60px;
        font-size: 1.3rem;
        margin-bottom: 0.5rem;
    }

    .metodologia-text h4 {
        font-size: 1.2rem;
        text-align: center;
        margin-bottom: 0.5rem;
    }

    .metodologia-text p {
        font-size: 0.938rem;
        text-align: justify;
        text-justify: inter-word;
        line-height: 1.7;
    }

    .metodologia-image {
        width: calc(100% - 2rem);
        height: 350px;
        margin: 2rem 1rem 0 1rem;
        border-radius: 12px;
    }

    .metodologia-image img {
        margin-left: 0;
        border-radius: 12px;
    }

    /* Galería */
    .gallery-header {
        margin-bottom: 40px;
        padding: 0 1rem;
    }

    .gallery-title {
        font-size: 2rem;
        margin-top: 15px;
        margin-bottom: 10px;
    }

    .gallery-subtitle {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .gallery-container {
        padding: 0 1rem;
        padding-bottom: 2.5rem;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Todas las imágenes en columna única */
    .gallery-item:nth-child(1),
    .gallery-item:nth-child(2),
    .gallery-item:nth-child(3),
    .gallery-item:nth-child(4),
    .gallery-item:nth-child(5),
    .gallery-item:nth-child(6),
    .gallery-item:nth-child(7) {
        grid-column: span 1;
        height: 250px;
        border-radius: 12px;
    }

    .gallery-item img {
        border-radius: 12px;
    }

    /* Lightbox móvil */
    .lightbox-content {
        max-width: 95%;
        max-height: 85vh;
    }

    .lightbox-close {
        width: 38px;
        height: 38px;
        font-size: 18px;
        top: 15px;
        margin-right: 10px;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }
}

/* ============================================
   MÓVILES PEQUEÑOS (menor a 576px)
============================================ */
@media (max-width: 575px) {
    /* Títulos */
    .admision-nav-title {
        font-size: 1.75rem;
        padding: 0 0.75rem;
        margin-top: 8px;
        margin-bottom: 12px;
    }

    .admision-nav-title::after {
        width: 40px;
        height: 2px;
    }

    .section-title {
        font-size: 1.35rem;
        padding: 0 0.75rem;
    }

    .section-label {
        font-size: 0.7rem;
        letter-spacing: 0.03em;
    }

    /* Metodología */
    .metodologia-section {
        padding: 1.5rem 0;
    }

    .metodologia-content {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .metodologia-list {
        gap: 1.25rem;
    }

    .metodologia-item {
        padding: 1.25rem;
        border-radius: 10px;
    }

    .metodologia-number {
        width: 55px;
        height: 55px;
        font-size: 1.2rem;
    }

    .metodologia-text h4 {
        font-size: 1.1rem;
    }

    .metodologia-text p {
        font-size: 0.875rem;
        line-height: 1.65;
        text-align: justify;
        text-justify: inter-word;
    }

    .metodologia-image {
        width: calc(100% - 1.5rem);
        height: 280px;
        margin: 1.5rem 0.75rem 0 0.75rem;
        border-radius: 10px;
    }

    /* Galería */
    .gallery-title {
        font-size: 1.75rem;
    }

    .gallery-subtitle {
        font-size: 0.9rem;
    }

    .gallery-container {
        padding: 0 0.75rem;
        padding-bottom: 2rem;
    }

    .gallery-grid {
        gap: 15px;
    }

    .gallery-item:nth-child(1),
    .gallery-item:nth-child(2),
    .gallery-item:nth-child(3),
    .gallery-item:nth-child(4),
    .gallery-item:nth-child(5),
    .gallery-item:nth-child(6),
    .gallery-item:nth-child(7) {
        height: 220px;
        border-radius: 10px;
    }

    .gallery-item:hover {
        transform: translateY(-4px);
    }

    /* Lightbox extra pequeño */
    .lightbox-close {
        width: 35px;
        height: 35px;
        font-size: 16px;
        top: 10px;
        margin-right: 8px;
    }

    .lightbox-nav {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }

    .lightbox-prev {
        left: 8px;
    }

    .lightbox-next {
        right: 8px;
    }
}

/* ============================================
   MÓVILES MUY PEQUEÑOS (menor a 375px)
============================================ */
@media (max-width: 374px) {
    .admision-nav-title {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.2rem;
    }

    .metodologia-number {
        width: 50px;
        height: 50px;
        font-size: 1.1rem;
    }

    .metodologia-text h4 {
        font-size: 1rem;
    }

    .metodologia-text p {
        font-size: 0.813rem;
        text-align: justify;
    text-justify: inter-word;
    }

    .metodologia-image {
        height: 240px;
    }

    .gallery-title {
        font-size: 1.5rem;
    }

    .gallery-item:nth-child(1),
    .gallery-item:nth-child(2),
    .gallery-item:nth-child(3),
    .gallery-item:nth-child(4),
    .gallery-item:nth-child(5),
    .gallery-item:nth-child(6),
    .gallery-item:nth-child(7) {
        height: 200px;
    }
}

/* ============================================
   MEJORAS DE ACCESIBILIDAD Y UX MÓVIL
============================================ */
@media (max-width: 767px) {
    /* Mejorar área táctil */
    .gallery-item {
        min-height: 200px;
        -webkit-tap-highlight-color: transparent;
    }

    /* Optimizar animaciones para móvil */
    .gallery-item:hover {
        transform: none;
    }

    .gallery-item:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }

    /* Scroll suave */
    html {
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
    }

    /* Prevenir zoom en inputs */
    input, select, textarea {
        font-size: 16px;
    }
}

/* ============================================
   LANDSCAPE MODE (Modo horizontal en móviles)
============================================ */
@media (max-width: 767px) and (orientation: landscape) {
    .metodologia-image {
        height: 300px;
    }

    .gallery-item:nth-child(1),
    .gallery-item:nth-child(2),
    .gallery-item:nth-child(3),
    .gallery-item:nth-child(4),
    .gallery-item:nth-child(5),
    .gallery-item:nth-child(6),
    .gallery-item:nth-child(7) {
        height: 220px;
    }

    .lightbox-content {
        max-height: 90vh;
    }
}