@charset "utf-8";
/* Tipografía y ajustes generales

Para títulos
// <weight>: Use a value from 100 to 900
// <uniquifier>: Use a unique and descriptive class name

.inter-<uniquifier> {
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-weight: <weight>;
  font-style: normal;
}

Para textos 
// <weight>: Use a value from 200 to 900
// <uniquifier>: Use a unique and descriptive class name

.source-sans-3-<uniquifier> {
  font-family: "Source Sans 3", sans-serif;
  font-optical-sizing: auto;
  font-weight: <weight>;
  font-style: normal;
}

*/

/* 
Paleta de colores:
Azul Nexora Profundo
#0A2A43
Azul Corporativo Medio
#123C5A
Variación para secciones, hover, fondos alternos.
Blanco Profesional
#FFFFFF
Gris Fondo Suave
#F4F6F8
Fondos de secciones largas (blog, textos extensos).
*/

body {
    margin: 0;
    color: #333;
}

body p,
li,
a,
button {
    font-family: "Source Sans 3", sans-serif;
}

body h1,
h2,
h3 {
    font-family: "Inter", sans-serif;
}

body button {
    font-family: "Source Sans 3", sans-serif;
}

body button:hover {
    background-color: #2f2f2f;
    color: #FFF;
    transition: .5s;
}

/* Hero */
.hero {
    background-image: url(/img/background/background-nexus-Digital-Nexora.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    height: 90vh;
    display: flex;
    align-items: center;
    padding: 50px;
    position: relative;
    color: #FFF;
}

.hero-content {
    position: relative;
    max-width: 800px;
}

.hero h1 {
    font-size: 4.5rem;
    width: 100%;
    margin-left: 5%;
    margin-bottom: 20px;
    margin-top: 0;
}

.hero p {
    font-size: 1.8rem;
    margin-bottom: 30px;
    margin-left: 5%;
    margin-top: 0;
}

.hero .cta-btn {
    background: #0A2A43;
    color: white;
    padding: 20px 30px;
    border-radius: 5px;
    font-weight: bold;
    text-decoration: none;
    font-size: 1rem;
    margin-left: 5%;
}

.hero .cta-btn:hover {
    background: #123C5A;
    transition: .5s;
}

/* ==========================================
   DigitalNexora — Premium Corporate Style
========================================== */
main {
    width: 80%;
    margin-left: 10%;
    padding-top: 0px;
    padding-bottom: 70px;
}

main a {
    text-decoration: none;
}

.blog-inst {
    padding: 4rem 8%;
    background-color: #ffffff;
}

.blog-inst-header {
    max-width: 780px;
    margin-bottom: 3.5rem;
}

.blog-inst-label {
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #7a7a7a;
    display: inline-block;
    margin-bottom: 1rem;
}

.blog-inst-titulo {
    font-size: 2.4rem;
    font-weight: 500;
    line-height: 1.25;
    margin-bottom: 1.5rem;
    color: #111;
}

.blog-inst-intro {
    font-size: 1rem;
    line-height: 1.7;
    color: #444;
}

/* Filtros */
.blog-filtros {
    display: flex;
    gap: 1.2rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.filtro-btn {
    background: none;
    border: 1px solid #111;
    padding: 0.6rem 1.6rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filtro-btn.activo,
.filtro-btn:hover {
    background-color: #0A2A43;
    color: #fff;
}

/* Grid */
.blog-inst-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

/* Card */
.blog-card {
    position: relative;
    background-color: #0A2A43;
    min-height: 420px;
    overflow: hidden;
}

.blog-card:hover {
    transform: scale(1.02);
    transition: .5s;
}

.blog-card-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: grayscale(100%) brightness(0.65);
    transition: all 0.4s ease;
}

.blog-card:hover .blog-card-bg {
    filter: grayscale(0%) brightness(0.85);
    transform: scale(1.04);
}

/* Backgrounds */
.bg-capacitacion {
    background-image: url("img/blog-capacitacion.jpg");
}

.bg-productividad {
    background-image: url("img/blog-productividad.jpg");
}

.bg-instituciones {
    background-image: url("img/blog-instituciones.jpg");
}

.bg-tecnologia {
    background-image: url("img/blog-tecnologia.jpg");
}

/* Contenido */
.blog-card-content {
    position: relative;
    z-index: 1;
    padding: 2.8rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    color: #fff;
}

.blog-card-content span {
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    color: #d0d0d0;
}

.blog-card-content h3 {
    font-size: 1.25rem;
    line-height: 1.35;
    margin-bottom: 1rem;
}

.blog-card-content p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: auto;
    color: #e0e0e0;
}

.blog-card-content a {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    width: fit-content;
}

.blog-card-content a:hover {
    border-color: #fff;
}

/* Responsive */
@media (max-width: 1000px) {
    .blog-inst-grid {
        grid-template-columns: 1fr;
    }
}

/**/
@media only screen and (min-device-width : 320px) and (max-device-width : 480px) {

    /* Hero */

    .hero h1 {
        font-size: 2.0rem;
        margin-bottom: 20px;
    }



}