:root {
    --bg: #0f1724;
    --card: #0b1220;
    --accent1: #6ee7b7;
    --accent2: #6c8cff;
    --muted: #9aa4b2;
    --glass: rgba(255, 255, 255, 0.04);
    --radius: 14px;
    color-scheme: dark;
    /* Cambia esta ruta si subes tu propia imagen */
    --recursos-bg: url("IMG/recursos-bg.jpg");
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', system-ui, Arial;
    height: 100%;
    margin: 0;
    background: linear-gradient(180deg, #071026 0%, #07162b 60%);
    color: #e6eef8;
    line-height: 1.5
}

a {
    color: inherit;
    text-decoration: none
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 28px
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px
}

.logo img {
    height: 56px;
    border-radius: 8px
}

nav {
    display: flex;
    gap: 18px;
    align-items: center
}

.btn {
    background: linear-gradient(90deg, var(--accent1), var(--accent2));
    padding: 10px 16px;
    border-radius: 12px;
    font-weight: 600;
    color: #021322
}

.menu-toggle {
    display: none
}

.hero {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 28px;
    align-items: center;
    padding: 36px 0
}

.hero h1 {
    font-size: 36px;
    margin: 0 0 12px
}

.hero p {
    color: var(--muted);
    margin: 0 0 18px
}

.actions {
    display: flex;
    gap: 12px
}

.mock-card {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.02));
    padding: 20px;
    border-radius: 14px;
    box-shadow: 0 6px 20px rgba(2, 6, 23, 0.6)
}

.mock-3d {
    background-image: url('../IMG/mock-3d.png');
    /* Cambia 'tu-imagen.png' por el nombre real */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 260px;
    border-radius: 12px;

}

.services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 28px 0
}

.service {
    background: var(--glass);
    padding: 18px;
    border-radius: 12px
}

.service h3 {
    margin: 8px 0 6px
}

.service p {
    color: var(--muted);
    margin: 0
}

.why {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin: 24px 0
}

.why .item {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
    padding: 12px;
    border-radius: 12px;
    text-align: center
}

.blog {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin: 24px 0
}

.post {
    background: var(--card);
    padding: 14px;
    border-radius: 12px
}

.post h4 {
    margin: 8px 0
}

.post p {
    color: var(--muted);
    font-size: 14px
}

.contact {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 18px;
    margin: 24px 0;
    align-items: start
}

form {
    display: grid;
    gap: 10px
}

input,
textarea {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 12px;
    border-radius: 8px;
    color: inherit
}

textarea {
    min-height: 120px
}

footer {
    padding: 22px 0;
    color: var(--muted);
    text-align: center
}

#recursos.recursos-hero {
    position: relative;
    margin-top: 48px;
    padding: 48px 20px;
    border-radius: 16px;
    overflow: hidden;
    /* Fondo: degradado + imagen (opcional) */
    background-image:
        radial-gradient(1200px 600px at 10% -10%, rgba(255, 255, 255, 0.12), transparent 60%),
        radial-gradient(1200px 600px at 110% 110%, rgba(255, 255, 255, 0.08), transparent 60%),
        linear-gradient(135deg, rgba(75, 108, 255, 0.18), rgba(151, 71, 255, 0.16)),
        var(--recursos-bg);
    background-size: cover;
    background-position: center;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

#recursos::after {
    /* capa de velo para mejorar el contraste del texto */
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(8, 10, 16, 0.35), rgba(8, 10, 16, 0.55));
    pointer-events: none;
}

#recursos .recursos-title {
    position: relative;
    margin: 0 0 18px;
    z-index: 1;
    color: #fff;
    letter-spacing: 0.2px;
}

/* GRID */
#recursos .blog {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 16px;
}

@media (max-width:980px) {
    .hero {
        grid-template-columns: 1fr
    }

    .services {
        grid-template-columns: 1fr
    }

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

    .blog {
        grid-template-columns: 1fr
    }

    .contact {
        grid-template-columns: 1fr
    }

    nav {
        display: none
    }

    .menu-toggle {
        display: block;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, 0.06);
        padding: 8px;
        border-radius: 10px
    }
}

@media (max-width:520px) {
    .hero h1 {
        font-size: 26px
    }
}


/* ====== RECURSOS (ampliación de estilos modernos) ====== */

/* Grid 12 cols ya definido arriba; añadimos responsivo propio para NO afectar otras .blog */
@media (max-width: 960px) {
    #recursos .blog {
        grid-template-columns: repeat(6, 1fr) !important;
    }
}

@media (max-width: 640px) {
    #recursos .blog {
        grid-template-columns: repeat(1, 1fr) !important;
    }
}

/* Tarjeta estilo glass con efecto de brillo que sigue al cursor */
#recursos .post {
    grid-column: span 3;
    /* 4 por fila en escritorio */
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 14px;
    padding: 16px;
    transition: transform 280ms ease, box-shadow 280ms ease, background 280ms ease, border-color 280ms ease;
    backdrop-filter: blur(6px);
    position: relative;
    isolation: isolate;
    cursor: pointer;
    /* variables para el efecto de hover */
    --mx: 50%;
    --my: 50%;
}

@media (max-width: 960px) {
    #recursos .post {
        grid-column: span 3;
    }

    /* 2 por fila en tablet */
}

@media (max-width: 640px) {
    #recursos .post {
        grid-column: span 1;
    }

    /* 1 por fila en móvil */
}

#recursos .post .muted {
    color: rgba(255, 255, 255, 0.7);
}

/* Brillo dinámico bajo el cursor */
#recursos .post::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(260px 180px at var(--mx) var(--my),
            rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.06) 55%, transparent 75%);
    opacity: 0;
    transition: opacity 240ms ease;
    border-radius: inherit;
    z-index: -1;
}

/* Borde iridiscente sutil */
#recursos .post::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0.12));
    -webkit-mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
    mask:
        linear-gradient(#000 0 0) content-box,
        linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.7;
    pointer-events: none;
}

/* Hover / focus */
#recursos .post:hover,
#recursos .post:focus-visible {
    transform: translateY(-4px) rotateX(2deg) rotateY(-2deg);
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.35);
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 255, 255, 0.35);
}

#recursos .post:hover::before,
#recursos .post:focus-visible::before {
    opacity: 1;
}

/* Tipografía dentro de la tarjeta específica de recursos */
#recursos .post h4 {
    margin: 6px 0 6px;
    line-height: 1.3;
}

#recursos .post h4 a {
    color: #fff;
    text-decoration: none;
    border-bottom: 1px dashed transparent;
    transition: border-color 200ms ease;
}

#recursos .post:hover h4 a {
    border-color: rgba(255, 255, 255, 0.45);
}

#recursos .post p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* Respeto a accesibilidad: menos animación si el usuario lo prefiere */
@media (prefers-reduced-motion: reduce) {

    #recursos .post,
    #recursos .post::before {
        transition: none !important;
    }

    #recursos .post:hover,
    #recursos .post:focus-visible {
        transform: none;
    }
}


/* ====== CONTACTO modernizado ====== */

.contact-modern {
    position: relative;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
    margin-top: 48px;
    padding: 32px 20px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
    background:
        radial-gradient(1000px 600px at 10% -10%, rgba(255, 255, 255, 0.10), transparent 60%),
        radial-gradient(1000px 600px at 110% 110%, rgba(255, 255, 255, 0.06), transparent 60%),
        linear-gradient(135deg, rgba(75, 108, 255, 0.10), rgba(151, 71, 255, 0.12));
}

.contact-modern .contact-bg {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(40% 60% at 80% 20%, rgba(96, 165, 250, 0.18), transparent 60%),
        radial-gradient(30% 50% at 15% 80%, rgba(192, 132, 252, 0.18), transparent 60%);
    filter: blur(30px);
    z-index: 0;
}

.contact-modern .contact-card {
    grid-column: span 8;
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    padding: 18px;
    backdrop-filter: blur(6px);
    animation: cardIn 600ms ease both;
}

.contact-modern .muted {
    color: var(--muted);
}

.contact-modern .contact-aside {
    grid-column: span 4;
    position: relative;
    z-index: 1;
    background: var(--card);
    border-radius: 14px;
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    transform: translateY(0);
    transition: transform 300ms ease, box-shadow 300ms ease;
}

.contact-modern .contact-aside:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.35);
}

.contact-modern .topics {
    color: var(--muted);
    padding-left: 18px;
    margin-top: 8px;
    display: grid;
    gap: 6px;
    list-style: disc;
}

/* Formulario con labels flotantes */
.contact-form {
    margin-top: 12px;
    display: grid;
    gap: 12px;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (max-width: 800px) {
    .contact-modern {
        grid-template-columns: repeat(6, 1fr);
    }

    .contact-modern .contact-card {
        grid-column: span 6;
    }

    .contact-modern .contact-aside {
        grid-column: span 6;
    }

    .contact-form .form-row {
        grid-template-columns: 1fr;
    }
}

.form-field {
    position: relative;
    display: grid;
}

.form-field>input,
.form-field>textarea {
    width: 100%;
    padding: 14px 12px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    outline: none;
    transition: border-color 200ms ease, box-shadow 200ms ease, background 200ms ease;
    backdrop-filter: blur(4px);
}

.form-field>textarea {
    resize: vertical;
    min-height: 120px;
}

.form-field>span {
    position: absolute;
    left: 12px;
    top: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    pointer-events: none;
    transform-origin: left top;
    transition: transform 160ms ease, color 160ms ease, top 160ms ease, opacity 160ms ease;
    background: transparent;
    padding: 0 6px;
    border-radius: 6px;
}

/* estado activo o con contenido: label flota */
.form-field>input:focus+span,
.form-field>input:not(:placeholder-shown)+span,
.form-field>textarea:focus+span,
.form-field>textarea:not(:placeholder-shown)+span {
    transform: scale(0.88) translateY(-16px);
    top: 8px;
    opacity: 0.9;
}

/* foco */
.form-field>input:focus,
.form-field>textarea:focus {
    border-color: rgba(151, 71, 255, 0.65);
    box-shadow: 0 0 0 4px rgba(151, 71, 255, 0.18);
    background: rgba(255, 255, 255, 0.10);
}

/* Botón con micro-animación */
.btn.btn-send {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border-radius: 12px;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04));
    transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease, background 160ms ease;
}

.btn.btn-send svg path {
    fill: currentColor;
}

.btn.btn-send:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.45);
}

.btn.btn-send:active {
    transform: translateY(0);
}

/* Animación de entrada */
@keyframes cardIn {
    from {
        transform: translateY(8px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Nota pequeña bajo el botón */
.form-note {
    margin-top: 6px;
    font-size: 12px;
}