:root {
    --steel-dark: #17212b;
    --steel-blue: #1668a8;
    --steel-light: #eaf1f5;
}

body { 
    font-family: 'Inter', sans-serif;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden; 
}

/* ============ Seccion de estilos de texto =========== */
/* ============ CLASES DE INPUTS Y FORMULARIOS ============ */
.form-input {
    width: 100%;
    border-radius: 0.5rem;
    border: 1px solid #cbd5e1;
    padding: 0.75rem 1rem;
    outline: none;
    transition: all 0.2s;
    font-size: 0.875rem;
}

.form-input:focus {
    border-color: var(--steel-blue);
    ring: 2px;
    ring-color: rgba(102, 205, 255, 0.1);
}

.dark .form-input {
    border-color: rgba(255, 255, 255, 0.15);
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
}

.dark .form-input::placeholder {
    color: #94a3b8;
}

/* ============ CLASES DE TEXTO Y PÁRRAFOS ============ */
.text-label {
    margin-bottom: 0.5rem;
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: #475569;
}

.dark .text-label {
    color: #cbd5e1;
}

.text-body {
    margin-top: 1.5rem;
    max-width: 42rem;
    line-height: 1.75;
    color: #475569;
}

.dark .text-body {
    color: #cbd5e1;
}

/* ============ CLASES DE BORDES Y SOMBRAS ============ */
.card-base {
    border-radius: 0.75rem;
    border: 1px solid #e2e8f0;
    background-color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.dark .card-base {
    border-color: rgba(255, 255, 255, 0.1);
    background-color: #0f1720;
    box-shadow: none;
}

.card-large {
    border-radius: 0.75rem;
    border: 1px solid #e2e8f0;
    padding: 1.75rem;
    background-color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.dark .card-large {
    border-color: rgba(255, 255, 255, 0.1);
    background-color: #0f1720;
    box-shadow: none;
}

/* ============ CLASES DE BOTONES ============ */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: 0.5rem;
    background-color: var(--steel-blue);
    padding: 0.75rem 1.5rem;
    font-weight: bold;
    color: white;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: #0d5a99;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
    padding: 0.75rem 1.5rem;
    font-weight: bold;
    color: #475569;
    transition: all 0.3s;
    background-color: white;
}

.btn-secondary:hover {
    background-color: #f1f5f9;
}

.dark .btn-secondary {
    border-color: rgba(255, 255, 255, 0.1);
    color: white;
    background-color: transparent;
}

.dark .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* ============ CLASES DE ICONOS ============ */
.icon-small {
    font-size: 1.25rem;
    color: var(--steel-blue);
}

.icon-medium {
    font-size: 1.5rem;
    color: var(--steel-blue);
}

.icon-large {
    font-size: 2rem;
    color: var(--steel-blue);
}

/* ============ CLASES DE TÍTULOS ============ */
.title-section {
    margin-top: 0.75rem;
    font-size: 1.875rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--steel-dark);
}

.dark .title-section {
    color: white;
}

.title-card {
    margin-top: 1.25rem;
    font-size: 1.125rem;
    font-weight: bold;
    color: var(--steel-dark);
}

.dark .title-card {
    color: white;
}

/* ============ CLASES DE ESPACIOS ============ */
.gap-responsive {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .gap-responsive {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .gap-responsive {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============ CLASES DE SELECTS ============ */
.select-input {
    width: 100%;
    border-radius: 0.5rem;
    border: 1px solid #cbd5e1;
    background-color: white;
    padding: 0.75rem 1rem;
    color: #475569;
    outline: none;
    transition: all 0.2s;
    font-size: 0.875rem;
    cursor: pointer;
}

.select-input:focus {
    border-color: var(--steel-blue);
    box-shadow: 0 0 0 2px rgba(102, 205, 255, 0.1);
}

.dark .select-input {
    border-color: rgba(255, 255, 255, 0.15);
    background-color: #1a2633;
    color: white;
}

/* ============ CLASES DE ÁREAS DE TEXTO ============ */
.textarea-input {
    width: 100%;
    border-radius: 0.5rem;
    border: 1px solid #cbd5e1;
    padding: 0.75rem 1rem;
    outline: none;
    transition: all 0.2s;
    font-size: 0.875rem;
    font-family: 'Inter', sans-serif;
    line-height: 1.5;
}

.textarea-input:focus {
    border-color: var(--steel-blue);
    box-shadow: 0 0 0 2px rgba(102, 205, 255, 0.1);
}

.dark .textarea-input {
    border-color: rgba(255, 255, 255, 0.15);
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
}

.dark .textarea-input::placeholder {
    color: #94a3b8;
}

/* ============ CLASES DE CONTENEDORES ============ */
.container-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .container-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.page-max-width {
    margin-left: auto;
    margin-right: auto;
    max-width: 80rem;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 640px) {
    .page-max-width {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .page-max-width {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

/* ============ CLASES DE BORDES DECORATIVOS ============ */
.border-accent-top {
    border-top: 3px solid var(--steel-blue);
}

.border-light {
    border: 1px solid #e2e8f0;
}

.dark .border-light {
    border-color: rgba(255, 255, 255, 0.1);
}

/* ============ CLASES DE UPLOAD ============ */
.upload-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    border: 2px dashed #cbd5e1;
    background-color: #f8fafc;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
}

.upload-zone:hover {
    border-color: var(--steel-blue);
    background-color: rgba(22, 104, 168, 0.05);
}

.dark .upload-zone {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
}

.dark .upload-zone:hover {
    background-color: rgba(22, 104, 168, 0.1);
}

.upload-text {
    margin-top: 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #475569;
}

.dark .upload-text {
    color: #e2e8f0;
}

.upload-hint {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: #94a3b8;
}

.dark .upload-hint {
    color: #cbd5e1;
}



/* video */ 
/* Contenedor principal */
.video-wrapper {
    position: relative;
    margin: 0 auto;
    width: 100%;
}

/* Tarjeta con efecto cristal (Borde) */
.video-card {
    position: relative;
    overflow: hidden;
    border-radius: 1rem; /* Equivalente a rounded-2xl */
    border: 1px solid rgba(255, 255, 255, 0.2);
    background-color: rgba(15, 23, 42, 0.6); /* Color slate-900 al 60% */
    padding: 0.5rem; /* Equivalente a p-2 */
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px); /* Soporte para Safari */
}

/* Comportamiento del video en móvil (proporción perfecta) */
.video-content {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9; /* Evita que se deforme en celulares */
    border-radius: 0.75rem; /* Equivalente a rounded-xl */
    object-fit: cover;
}

/* Ajuste para pantallas grandes (Tablets y Escritorio) */
@media (min-width: 1024px) {
    .video-content {
        height: 400px;
    }
}

/* valores del fondo de banner */
.hero-pattern {
            background-color: var(--steel-dark);
            background-image: linear-gradient(90deg, rgba(14, 25, 35, .90), rgba(14, 25, 35, .45)), url('https://images.unsplash.com/photo-1565522749008-01d0144d852a?auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .hero-pattern::before {
            content: "";
            position: absolute;
            inset: -50%;
            z-index: 1;
            background: radial-gradient(circle at 50% 50%, rgba(22, 104, 168, .25), rgba(120, 90, 255, .20), rgba(255, 120, 50, .15), transparent 60%);
            background-size: 200% 200%;
            animation: rgbAuraMove 12s ease-in-out infinite alternate;
            mix-blend-mode: overlay;
            pointer-events: none;
        }
        @keyframes rgbAuraMove {
            0% { transform: translate(-10%, -10%) scale(1); background-position: 0% 50%; }
            50% { transform: translate(10%, 10%) scale(1.15); background-position: 100% 50%; }
            100% { transform: translate(-5%, 5%) scale(1); background-position: 50% 100%; }
        }
        .section-label {
            letter-spacing: .14em;
            text-transform: uppercase;
        }
        .data-card { border-top: 3px solid var(--steel-blue); }
        .contact-link:hover { color: #fff; }

/* ============ Cursor personalizado: punto azul ============ */
body, a, button, input, textarea, select, label, [role="button"] {
    cursor: none;
}

/* tamaño del cursor y  reactividad con elementos */
.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 14px 4px rgba(22, 104, 168, .55);
    transition: width .2s ease, height .2s ease, box-shadow .2s ease;
    animation: dotColorCycle 6s ease-in-out infinite;
}

.cursor-dot.is-hover {
    width: 32px;
    height: 32px;
    box-shadow: 0 0 24px 8px rgba(255, 255, 255, .5);
}

@keyframes dotColorCycle {
    0%   { background-color: #b7c2cc; } /* gris */
    33%  { background-color: #ffffff; } /* blanco */
    66%  { background-color: var(--steel-blue); } /* azul */
    100% { background-color: #b7c2cc; }
}

@media (hover: none), (pointer: coarse) {
    .cursor-dot { display: none; }
    body, a, button, input, textarea, select, label, [role="button"] { cursor: auto; }
}

/* ============ Atardecer con tonos RGB cambiantes ============ */
.hero-pattern::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background: linear-gradient(120deg,
        rgba(120, 90, 255, .32),
        rgba(22, 104, 168, .42),
        rgba(200, 205, 212, .22),
        rgba(255, 255, 255, .14));
    background-size: 320% 320%;
    animation: auroraShift 3s ease-in-out infinite;
    mix-blend-mode: screen;
    pointer-events: none;
}

@keyframes auroraShift {
    0%   { background-position: 0% 40%; }
    50%  { background-position: 100% 60%; }
    100% { background-position: 0% 40%; }
}

/* ============ Fondo tipo espacio (campo de estrellas) ============ */
.starfield {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    .cursor-dot,
    .hero-pattern::before {
        animation: none;
    }
}
/* edicion de imagenes_trabajo */
.imagenes_trabajo img {
    border-radius: 12px;
}

/* ============ Galería tipo "dock": recuadros que crecen al pasar el mouse ============ */
.galeria-stacked {
    position: relative;
    width: 100%;
    max-width: 560px;
    height: 430px; /* <--- Subido de 390px a 430px para dar espacio al translateY hacia arriba */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 45px 40px 25px 40px; /* <--- Más padding arriba para que el hover no se corte */
    overflow: visible;
}

/* TARJETAS */
.galeria-stacked-item {
    position: relative;
    flex: 0 0 220px;
    width: 220px;
    height: 320px;
    margin-left: -115px;
    border-radius: 12px;
    overflow: hidden;
    border: 4px solid #ffffff;
    background-color: #cbd5e1;
    box-shadow: -15px 0 25px rgba(0,0,0,0.15);
    transition:
        transform 0.45s cubic-bezier(0.25, 1, 0.5, 1),
        filter 0.35s ease,
        opacity 0.35s ease,
        box-shadow 0.35s ease;
    cursor: pointer;
    z-index: 1;
}

/* Primera imagen no necesita margen negativo */
.galeria-stacked-item:first-child {
    margin-left: 0;
}

/* IMAGEN */
.galeria-stacked-item img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* MODO OSCURO */
.dark .galeria-stacked-item {
    border-color: #17212b;
    background-color: #334155;
    box-shadow: -15px 0 25px rgba(0,0,0,0.6);
}

/* IMAGEN SOBRE LA QUE ESTÁ EL CURSOR */
.galeria-stacked-item:hover {
    transform:
        translateY(-25px)
        scale(1.12);
    z-index: 20;
    filter: brightness(1);
    box-shadow:
        0 20px 40px rgba(0,0,0,0.30);
}
.galeria-stacked-item:hover ~ .galeria-stacked-item {
    transform: translateX(115px);
}
.galeria-stacked:hover
.galeria-stacked-item:not(:hover) {
    filter: brightness(0.60);
}
.galeria-stacked:not(:hover)
.galeria-stacked-item {
    filter: brightness(1);
}

/*
   RESPONSIVE */
@media (max-width: 900px) {
    .galeria-stacked {
        width: 100%;
        max-width: 500px;
        height: 350px;
        padding: 20px 20px;
        justify-content: center;
        overflow: visible;
    }
    .galeria-stacked-item {
        flex: 0 0 180px;
        width: 180px;
        height: 270px;
        margin-left: -90px;
    }
    .galeria-stacked-item:first-child {
        margin-left: 0;
    }
    .galeria-stacked-item:hover ~ .galeria-stacked-item {
        transform: translateX(90px);
    }
}

/*
   CELULAR*/
@media (max-width: 640px) {
    .galeria-stacked {
        width: 100%;
        max-width: 100%;
        height: 280px;
        padding: 15px 5px;
        justify-content: center;
        /* evita que la galería ensanche la página */
        overflow: hidden;
    }
    .galeria-stacked-item {
        flex: 0 0 135px;
        width: 135px;
        height: 210px;
        margin-left: -68px;
    }
    .galeria-stacked-item:first-child {
        margin-left: 0;
    }
    .galeria-stacked-item:hover {
        transform:
            translateY(-12px)
            scale(1.06);
        z-index: 20;
    }
    .galeria-stacked-item:hover ~ .galeria-stacked-item {
        transform: translateX(68px);
    }
}

/* celular */
@media (max-width: 380px) {
    .galeria-stacked {
        width: 100%;
        max-width: 100%;
        height: 250px;
        padding: 10px 2px;
        overflow: hidden;
    }
    .galeria-stacked-item {
        flex: 0 0 120px;
        width: 120px;
        height: 190px;
        margin-left: -60px;
    }
    .galeria-stacked-item:first-child {
        margin-left: 0;
    }
    .galeria-stacked-item:hover {
        transform:
            translateY(-10px)
            scale(1.05);
    }
    .galeria-stacked-item:hover ~ .galeria-stacked-item {
        transform: translateX(60px);
    }
}

/* Carrusel piramidal */
* {
    box-sizing: border-box;
}

/* CONTENEDOR */
.galeria-carrusel {
    position: relative;
    width: 100%;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
        margin: 0 auto;
}

/* ÁREA DEL CARRUSEL */
.carrusel {
    position: relative;
    width: 500px;
    height: 300px;
}

/* IMÁGENES  -carrusl piramidal- */

.imagen {
    position: absolute;
    width: 300px;
    height: 200px;
    left: 50%;
    top: 50%;
    border-radius: 15px;
    overflow: hidden;
    transition:
        transform 0.6s ease,
        opacity 0.6s ease,
        filter 0.6s ease;
    box-shadow: 0 15px 35px rgba(0,0,0,.25);
    cursor: pointer;
}

.imagen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/*
   IMAGEN PRINCIPAL*/
.pos0 {
    transform:
        translate(-50%, -50%)
        translateY(-70px)
        scale(1.15);
    z-index: 10;
    opacity: 1;
    filter: brightness(1);
}

/*
   IMAGEN DERECHA */
.pos1 {
    transform:
        translate(-50%, -50%)
        translateX(230px)
        translateY(20px)
        scale(.82);
    z-index: 8;
    opacity: .75;
    filter: brightness(.75);
}

/*
   SEGUNDA DERECHA */
.pos2 {
    transform:
        translate(-50%, -50%)
        translateX(330px)
        translateY(110px)
        scale(.65);
    z-index: 6;
    opacity: .45;
    filter: brightness(.6);
}

/* 
   IZQUIERDA */
.pos4 {
    transform:
        translate(-50%, -50%)
        translateX(-230px)
        translateY(20px)
        scale(.82);
    z-index: 8;
    opacity: .75;
    filter: brightness(.75);
}

/* 
   SEGUNDA IZQUIERDA */
.pos3 {
    transform:
        translate(-50%, -50%)
        translateX(-330px)
        translateY(110px)
        scale(.65);
    z-index: 6;
    opacity: .45;
    filter: brightness(.6);
}

/* 
   FLECHAS */
.flecha {
    position: absolute;
    top: 50%;
    width: 50px;
    height: 50px;
    transform: translateY(-50%);
    border: none;
    border-radius: 50%;
    background: rgba(0,0,0,.65);
    color: white;
    font-size: 30px;
    cursor: pointer;
    z-index: 20;
    transition: .25s;
}
.flecha:hover {
    background: rgba(0,0,0,.9);
    transform:
        translateY(-50%)
        scale(1.1);
}
.flecha.izquierda {
    left: 20px;
}
.flecha.derecha {
    right: 20px;
}

/*
   TEXTO
   */
.titulo {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 18px;
    background: rgba(0,0,0,.65);
    color: white;
    border-radius: 20px;
    z-index: 15;
}


/*
   RESPONSIVE*/

@media (max-width: 700px) {

    .galeria {
        width: 100%;
    }

    .carrusel {
        width: 100%;
    }
    .imagen {
        width: 220px;
        height: 150px;
    }
    .pos1 {
        transform:
            translate(-50%, -50%)
            translateX(130px)
            translateY(20px)
            scale(.75);
    }
    .pos2 {
        opacity: 0;
    }
    .pos4 {
        transform:
            translate(-50%, -50%)
            translateX(-130px)
            translateY(20px)
            scale(.75);
    }
    .pos3 {
        opacity: 0;
    }
}
header {
    max-width: 100vw;
}

/*responsive */
@media (max-width: 1024px) {
    main {
        overflow-x: hidden;   /* respaldo para navegadores antiguos */
        overflow-x: clip;     /* navegadores modernos */
    }
}
@media (max-width: 700px) {
    .galeria {
        height: 320px;
    }
    .carrusel {
        height: 320px;
    }
    /* Las imágenes ocultas no deben recibir toques */
    .pos2,
    .pos3 {
        pointer-events: none;
    }
}