/* ==========================================================================
   BANNER DE CABECERA DE SUBPÁGINA (HERO COMÚN)
   ========================================================================== */
.subpage-hero {
    position: relative;
    width: 100%;
    height: 380px;
    background-color: var(--color-dark);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-bg-white);
    text-align: center;
    padding-top: var(--header-height); /* Evitar solape con header */
}

.subpage-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(5, 12, 26, 0.9) 0%,
        rgba(5, 12, 26, 0.7) 100%
    );
    z-index: 1;
}

.subpage-hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    padding: 0 24px;
}

.subpage-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -1px;
    text-shadow: 0 4px 24px rgba(0, 0, 0, 0.5); /* Legible sobre las fotos del banner */
}

.subpage-breadcrumbs {
    display: flex;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-weight: 500;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.subpage-breadcrumbs a {
    transition: var(--transition-fast);
}

.subpage-breadcrumbs a:hover {
    color: var(--color-accent);
}

.subpage-breadcrumbs span {
    color: rgba(255, 255, 255, 0.3);
}

/* ==========================================================================
   NOSOTROS SUBPAGE SPECIFICS
   ========================================================================== */
.subpage-detail-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

@media (max-width: 1024px) {
    .subpage-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}
.vision-mision-section {
    padding: 100px 0;
    background-color: var(--color-bg-light);
}

.vision-mision-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.vision-mision-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    box-shadow: 0 8px 32px rgba(10, 29, 55, 0.08);
    transition: var(--transition-smooth);
    border: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.vision-mision-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 122, 0, 0.35);
    box-shadow: 
        0 12px 40px rgba(10, 29, 55, 0.12),
        0 0 20px rgba(255, 122, 0, 0.1);
}

.card-icon {
    width: 65px;
    height: 65px;
    background: var(--color-accent-gradient);
    color: var(--color-bg-white);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    margin-bottom: 30px;
    box-shadow: var(--shadow-accent);
    transition: var(--transition-smooth);
}

.vision-mision-card h3 {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.vision-mision-card p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
}

/* Sección de Valores */
.valores-section {
    padding: 100px 0;
    background-color: var(--color-bg-white);
}

.valores-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.valor-card {
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    padding: 40px 30px;
    transition: var(--transition-smooth);
    border-left: 4px solid var(--color-primary);
}

.valor-card:hover {
    background: var(--color-bg-white);
    box-shadow: var(--shadow-md);
    border-left-color: var(--color-accent);
    transform: translateX(5px);
}

.valor-card h4 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 15px;
    font-weight: 700;
}

.valor-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   SERVICIOS SUBPAGE SPECIFICS
   ========================================================================== */
.services-detail-section {
    padding: 100px 0;
}

.service-detail-block {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 120px;
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding: 0 24px;
}

.service-detail-block.reverse {
    grid-template-columns: 1.2fr 1fr;
}

.service-detail-block:last-child {
    margin-bottom: 0;
}

.service-detail-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.service-detail-img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.service-detail-visual:hover .service-detail-img {
    transform: scale(1.04);
}

.service-detail-content h2 {
    font-size: 2.2rem;
    color: var(--color-primary);
    font-weight: 800;
    margin-bottom: 20px;
}

.service-detail-content p {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 30px;
}

.service-detail-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.service-detail-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--color-text);
    font-weight: 500;
}

.service-detail-list i {
    color: var(--color-accent);
    font-size: 1.1rem;
}

/* ==========================================================================
   PROYECTOS SUBPAGE SPECIFICS (GALERÍA FILTRABLE)
   ========================================================================== */
.portfolio-section {
    padding: 80px 0 100px 0;
}

.portfolio-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Botones de Filtro */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--color-bg-light);
    color: var(--color-primary);
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-accent-gradient);
    color: var(--color-bg-white);
    border-color: transparent;
    box-shadow: var(--shadow-accent);
    transform: translateY(-2px);
}

/* Grid del Portafolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-item {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid rgba(0,0,0,0.03);
}

/* Hover de Portafolio con Overlay moderno */
.portfolio-img-box {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        0deg,
        rgba(10, 29, 55, 0.95) 0%,
        rgba(10, 29, 55, 0.5) 100%
    );
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 2;
}

.portfolio-overlay-category {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
    transform: translateY(20px);
    transition: var(--transition-smooth) 0.1s;
}

.portfolio-overlay h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-bg-white);
    margin-bottom: 8px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
    transform: translateY(20px);
    transition: var(--transition-smooth) 0.2s;
}

.portfolio-overlay p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    line-height: 1.5;
    margin-bottom: 20px;
    transform: translateY(20px);
    transition: var(--transition-smooth) 0.3s;
}

.portfolio-overlay-btn {
    width: 40px;
    height: 40px;
    background: var(--color-accent-gradient);
    color: var(--color-bg-white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1rem;
    box-shadow: var(--shadow-accent);
    transform: translateY(20px);
    transition: var(--transition-smooth) 0.4s;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.portfolio-item:hover .portfolio-img {
    transform: scale(1.08);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-overlay-category,
.portfolio-item:hover .portfolio-overlay h3,
.portfolio-item:hover .portfolio-overlay p,
.portfolio-item:hover .portfolio-overlay-btn {
    transform: translateY(0);
}

/* Ocultar elementos filtrados */
.portfolio-item.hidden {
    display: none;
}

/* ==========================================================================
   SOPORTE RESPONSIVE (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
    .subpage-title {
        font-size: 2.8rem;
    }
    
    .vision-mision-container {
        grid-template-columns: 1fr;
    }
    
    .valores-grid {
        grid-template-columns: 1fr;
    }
    
    .service-detail-block,
    .service-detail-block.reverse {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .subpage-hero {
        height: 260px;
        padding-top: var(--header-height); /* El header fijo mide 70px: evitar solape del título */
    }
    
    .subpage-title {
        font-size: 1.8rem !important;
    }
    
    .vision-mision-card {
        padding: 35px 25px;
    }
    
    .service-detail-img {
        height: 260px;
    }
    
    .service-detail-list {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Darle más aire a los textos y contenedores en móviles */
    .subpage-detail-grid,
    .vision-mision-container,
    .valores-grid,
    .portfolio-container,
    .services-detail-section {
        padding: 0 32px !important; /* Más margen lateral para que los textos no queden al límite */
    }
    
    .vision-mision-container,
    .valores-grid {
        gap: 30px !important;
    }
    
    .subpage-detail-grid {
        gap: 35px !important;
    }
    
    /* Relleno cómodo de las secciones */
    .vision-mision-section,
    .valores-section,
    .portfolio-section,
    .services-detail-section {
        padding: 70px 0 !important;
    }
    
    /* Scroll horizontal responsivo para botones de filtro de la galería */
    .portfolio-filters {
        display: flex !important;
        overflow-x: auto !important;
        white-space: nowrap !important;
        flex-wrap: nowrap !important;
        justify-content: flex-start !important;
        padding: 10px 10px 15px 10px !important;
        margin-bottom: 25px !important;
        gap: 8px !important;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
    }
    
    .portfolio-filters::-webkit-scrollbar {
        display: none;
    }
    
    .filter-btn {
        padding: 10px 18px !important;
        font-size: 0.82rem !important;
        flex-shrink: 0;
        scroll-snap-align: start;
    }

    /* En táctil no hay hover: mostrar siempre la información del proyecto */
    .portfolio-overlay {
        opacity: 1;
        background: linear-gradient(
            0deg,
            rgba(10, 29, 55, 0.95) 0%,
            rgba(10, 29, 55, 0.55) 45%,
            rgba(10, 29, 55, 0) 100%
        );
        padding: 20px;
    }

    .portfolio-overlay-category,
    .portfolio-overlay h3,
    .portfolio-overlay p,
    .portfolio-overlay-btn {
        transform: translateY(0);
    }

    .portfolio-img-box {
        height: 260px;
    }
}

@media (max-width: 480px) {
    .subpage-hero {
        height: 220px;
    }

    .subpage-title {
        font-size: 1.6rem !important;
    }

    .vision-mision-card {
        padding: 28px 20px;
    }

    .vision-mision-card h3 {
        font-size: 1.4rem;
    }

    .vision-mision-card p {
        font-size: 0.95rem;
    }

    .subpage-detail-grid,
    .vision-mision-container,
    .valores-grid,
    .portfolio-container,
    .services-detail-section {
        padding: 0 20px !important;
    }
}

/* ==========================================================================
   EFECTO SPLIT SCREEN INTERACTIVO (PÁGINA PROYECTOS)
   ========================================================================== */
.split-page-body {
    height: 100vh;
    height: 100dvh; /* Altura real en navegadores móviles */
    overflow: hidden;
    background-color: var(--color-dark);
}

.split-section {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100vw;
    height: calc(100vh - var(--header-height));
    height: calc(100dvh - var(--header-height));
    display: flex;
    overflow: hidden;
    z-index: 10;
    background: var(--color-dark);
}

.split-panel {
    position: relative;
    width: 50%;
    height: 100%;
    overflow: hidden;
    cursor: pointer;
    transition: width 0.9s cubic-bezier(0.19, 1, 0.22, 1);
}

/* Expansión interactiva con :has */
.split-section:has(.panel-left:hover) .panel-left { width: 63%; }
.split-section:has(.panel-left:hover) .panel-right { width: 37%; }
.split-section:has(.panel-right:hover) .panel-left { width: 37%; }
.split-section:has(.panel-right:hover) .panel-right { width: 63%; }

/* Fondos y Animación Zoom */
.panel-bg {
    position: absolute;
    inset: -5%;
    width: 110%;
    height: 110%;
    background-size: cover;
    background-position: center;
    filter: brightness(0.32) saturate(0.7);
    transition: transform 1.2s cubic-bezier(0.19, 1, 0.22, 1), filter 0.8s ease;
    animation: zoomBg 18s ease-in-out infinite alternate;
}

.split-panel:hover .panel-bg {
    transform: scale(1.05);
    filter: brightness(0.48) saturate(0.9);
}

@keyframes zoomBg {
    from { transform: scale(1); }
    to { transform: scale(1.08) translate(-1%, -1%); }
}

/* Corte Diagonal */
.panel-left {
    z-index: 2;
    clip-path: polygon(0 0, 100% 0, calc(100% - 90px) 100%, 0 100%);
}

.panel-right {
    z-index: 1;
    margin-left: -90px;
    width: calc(50% + 90px);
}

.split-section:has(.panel-left:hover) .panel-right { 
    width: calc(37% + 90px); 
}
.split-section:has(.panel-right:hover) .panel-right { 
    width: calc(63% + 90px); 
}

/* Diagonal Separadora */
.diag-line {
    position: absolute;
    top: var(--header-height);
    bottom: 0;
    left: calc(50% - 45px);
    width: 90px;
    background: var(--color-accent-gradient);
    z-index: 3;
    transform: skewX(-7.5deg);
    pointer-events: none;
    transition: left 0.9s cubic-bezier(0.19, 1, 0.22, 1);
    box-shadow: 0 0 30px rgba(255, 122, 0, 0.35);
}

/* Barra de Progreso Inferior */
.slider-progress {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100vw;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    z-index: 100;
}

.progress-bar {
    height: 100%;
    width: 50%;
    background: var(--color-accent-gradient);
    transition: width 0.9s cubic-bezier(0.19, 1, 0.22, 1);
    box-shadow: 0 0 10px rgba(255, 122, 0, 0.5);
}

/* Contenido de los Paneles */
.panel-number {
    position: absolute;
    top: 40px;
    font-size: 5rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.04);
    line-height: 1;
    z-index: 5;
    transition: var(--transition-smooth);
}

.panel-left .panel-number { left: 8%; }
.panel-right .panel-number { right: 8%; }

.split-panel:hover .panel-number {
    color: rgba(255, 122, 0, 0.08);
    transform: translateY(-5px);
}

.panel-center-tag {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    text-align: center;
    z-index: 5;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.panel-left .panel-center-tag { left: calc(50% - 100px); }
.panel-right .panel-center-tag { left: calc(50% - 20px); }

.panel-center-tag .tag-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 8px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.panel-center-tag .tag-title {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-bg-white);
    letter-spacing: 2px;
    text-transform: uppercase;
    line-height: 1.2;
    text-shadow: 0 3px 18px rgba(0, 0, 0, 0.55);
}

.split-panel:hover .panel-center-tag {
    opacity: 0;
}

/* Contenido Detallado al Hover */
.panel-content {
    position: absolute;
    bottom: 80px;
    width: 80%;
    max-width: 480px;
    z-index: 5;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s ease 0.2s, transform 0.5s ease 0.2s;
    pointer-events: none;
}

.panel-left .panel-content { left: 8%; }
.panel-right .panel-content { right: 8%; text-align: right; }

.split-panel:hover .panel-content {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.content-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
}

.content-title {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--color-bg-white);
    line-height: 1.15;
    margin-bottom: 16px;
    text-shadow: 0 3px 20px rgba(0, 0, 0, 0.5);
}

.content-description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 24px;
}

.panel-right .content-buttons {
    display: flex;
    justify-content: flex-end;
}

/* Adaptabilidad para Dispositivos Móviles */
@media (max-width: 768px) {
    .split-section {
        flex-direction: column;
        top: var(--header-height);
        height: calc(100vh - var(--header-height));
        height: calc(100dvh - var(--header-height));
    }

    .split-panel {
        width: 100% !important;
        height: 50%;
        transition: height 0.6s ease;
    }

    .split-section:has(.panel-left:hover) .panel-left { height: 60%; }
    .split-section:has(.panel-left:hover) .panel-right { height: 40%; }
    .split-section:has(.panel-right:hover) .panel-left { height: 40%; }
    .split-section:has(.panel-right:hover) .panel-right { height: 60%; }

    .panel-left {
        clip-path: none;
    }

    .panel-right {
        margin-left: 0;
        width: 100%;
    }

    .diag-line {
        display: none; /* Ocultar diagonal en móvil */
    }

    .panel-number {
        font-size: 3rem;
        top: 20px;
    }

    .panel-center-tag {
        left: 50% !important;
        top: 42%;
        transform: translate(-50%, -50%);
    }

    .panel-center-tag .tag-title {
        font-size: 1.4rem;
    }

    /* El tap dispara :hover en móvil: mantener visible el título central */
    .split-panel:hover .panel-center-tag {
        opacity: 1;
    }

    /* En táctil no existe hover: mostrar siempre el botón de acceso */
    .panel-content,
    .split-panel:hover .panel-content {
        opacity: 1;
        pointer-events: auto;
        bottom: 28px;
        left: 50% !important;
        right: auto !important;
        width: 90%;
        transform: translateX(-50%);
        text-align: center;
    }

    .content-label,
    .content-title,
    .content-description {
        display: none; /* El tag central ya muestra el título de la división */
    }

    .content-buttons,
    .panel-right .content-buttons {
        display: flex;
        justify-content: center;
    }
}