/* --- VARIABLES DE MARCA VOX IUDEX --- */
:root {
    --azul-vox: #001F3F;
    --dorado-vox: #C5A059;
    --blanco-puro: #ffffff;
    --gris-fondo: #f4f6f8;
    --gris-oscuro: #1a1a1a;

    --fuente-titulos: 'Montserrat', sans-serif;
    --fuente-texto: 'Montserrat', sans-serif;
}

body {
    font-family: var(--fuente-texto);
    background-color: var(--gris-fondo);
    color: #2c3e50;
    line-height: 1.6;
    margin: 0;
}

/* --- CONTENEDOR CENTRAL --- */
.contenedor-codigo {
    background-color: var(--gris-fondo);
    display: flex;
    justify-content: center;
    padding: 40px 0;
}

.contenido-codigo {
    background-color: var(--blanco-puro);
    padding: 40px;
    max-width: 900px;
    width: 100%;
    box-shadow: 0 0 20px rgba(0, 31, 63, 0.08);
    border-left: 8px solid var(--azul-vox);
    border-right: 8px solid var(--azul-vox);
}

/* --- NAVBAR --- */
.bg-institucional {
    background-color: var(--azul-vox) !important;
    border-bottom: 4px solid var(--dorado-vox);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.navbar-brand {
    font-family: var(--fuente-titulos);
    font-weight: 900;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

/* --- LOGO --- */
.logo-vox {
    height: 150px;
    max-height: 150px;
    object-fit: contain;
    display: block;
    margin-right: 10px;
}

/* --- BOTONES --- */
.btn-dorado {
    background-color: var(--dorado-vox);
    color: #fff;
    font-family: var(--fuente-texto);
    font-weight: 700;
    border: none;
    padding: 16px 40px;
    border-radius: 6px;
    text-transform: uppercase;
    font-size: 1rem;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(197, 160, 89, 0.4);
}

.btn-dorado:hover {
    background-color: #b08d45;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(197, 160, 89, 0.5);
}

.btn-outline-light {
    font-family: var(--fuente-texto);
    font-weight: 600;
    padding: 16px 40px;
    font-size: 1rem;
    letter-spacing: 1.8px;
    border-radius: 6px;
    border: 2px solid #fff;
    color: #fff;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background-color: #fff;
    color: var(--azul-vox);
}

/* --- BANNER --- */
.banner-estudios {
    background-image: url("../imagenes/banner_vox_iudex.jpg");
    background-size: cover;
    background-position: left center;
    background-repeat: no-repeat;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.titulo-banner {
    font-family: var(--fuente-titulos);
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--dorado-vox);
    text-shadow: 2px 2px 6px rgba(0,0,0,0.8),
                 0px 0px 25px rgba(212, 175, 55, 0.6);
    letter-spacing: 1px;
    margin-bottom: 30px;
    animation: flotar 3s ease-in-out infinite;
}
.texto-banner {
    font-family: var(--fuente-texto);
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--dorado-vox);
    text-shadow: 3px 3px 7px rgba(0,0,0,0.85);
    max-width: 900px;
    margin: 0 auto 30px;
    animation: flotar 3s ease-in-out infinite;
    animation-delay: 0.4s;
}
@keyframes flotar {
    0%   { transform: translateY(0px); }
    50%  { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}
/* --- TARJETAS --- */
.card-articulo {
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 0px;
    background: var(--blanco-puro);
    transition: all 0.3s;
}

.card-articulo:hover {
    box-shadow: 0 10px 30px rgba(0,31,63, 0.15);
    border-color: var(--dorado-vox);
}

.card-title {
    font-family: var(--fuente-titulos);
    color: var(--azul-vox);
    font-weight: 700;
    line-height: 1.4;
}

/* --- ETIQUETAS --- */
.etiqueta-categoria {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--azul-vox);
    color: white;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
    border-radius: 2px;
}

.candado-vip {
    position: absolute;
    top: 15px;
    left: 15px;
    background: white;
    color: var(--azul-vox);
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    font-size: 1.2rem;
}

/* --- RESPONSIVE BREAKPOINTS --- */

/* Celulares pequeños (≤640px) */
@media (max-width: 640px) {
    .contenido-codigo {
        padding: 20px;
        border-left: none;
        border-right: none;
        box-shadow: none;
    }

    .titulo-banner {
        font-size: 2.2rem;
    }

    .texto-banner {
        font-size: 1.4rem;
    }

    .btn-dorado,
    .btn-outline-light {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .logo-vox {
        height: 100px;
    }

    .navbar-brand span {
        font-size: 1.2rem;
    }
}

/* Tablets (641px – 1024px) */
@media (max-width: 1024px) {
    .titulo-banner {
        font-size: 2.8rem;
    }

    .texto-banner {
        font-size: 1.8rem;
    }

    .logo-vox {
        height: 120px;
    }
}

/* Laptops medianas (1025px – 1440px) */
@media (max-width: 1440px) {
    .titulo-banner {
        font-size: 3.2rem;
    }

    .texto-banner {
        font-size: 2rem;
    }
}

/* Pantallas grandes (≥1441px) */
@media (min-width: 1441px) {
    .titulo-banner {
        font-size: 4rem;
    }

    .texto-banner {
        font-size: 2.5rem;
    }
}

/* --- Ícono flotante TikTok --- */
.icono-tiktok {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--azul-vox);
    color: white;
    font-size: 28px;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 999;
    transition: all 0.3s ease;
    text-decoration: none;
}

.icono-tiktok:hover {
    background-color: var(--dorado-vox);
    color: var(--azul-vox);
    transform: scale(1.1);
}

/* --- SOBREESCRIBIR COLORES CKEDITOR --- */
.contenido-articulo span[style*="color"] {
    color: inherit !important;
}
.contenido-articulo h1,
.contenido-articulo h2,
.contenido-articulo h3,
.contenido-articulo h4 {
    color: #1a1a1a !important;
}
/* --- Ícono flotante facebook --- */
.icono-facebook {
    position: fixed;
    bottom: 85px;  /* 20px del TikTok + 55px altura + 10px separación */
    right: 20px;
    background-color: #1877F2;
    color: white;
    font-size: 28px;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    z-index: 999;
    transition: all 0.3s ease;
    text-decoration: none;
}

.icono-facebook:hover {
    background-color: #0d5fa8;
    color: white;
    transform: scale(1.1);
}