/* ==========================================================================
   ESTILOS PRINCIPALES - MB TECH CONSULTING
   ========================================================================== */

/* Importar tipografía premium de Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

/* --- 1. VARIABLES GLOBALES (PALETA CORPORATIVA) --- */
:root {
    --mb-azul-oscuro: #0a3a60; /* Extraído del texto MB TECH */
    --mb-azul-claro: #0082c8;  /* Extraído de la flecha y CONSULTING */
    --mb-celeste-fondo: #f0f6fb; /* Fondo muy suave para contraste */
}

/* --- 2. ESTILOS BASE Y ESTRUCTURA --- */
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--mb-celeste-fondo) !important;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main { 
    flex: 1; 
}

/* Oscurecer las imágenes del slider principal para que el texto resalte */
.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(10, 58, 96, 0.7), rgba(0, 0, 0, 0.5));
}

/* --- 3. COMPONENTES GLOBALES (Botones, Textos, Footer) --- */
.text-primary-custom { color: var(--mb-azul-oscuro) !important; }
.text-accent-custom { color: var(--mb-azul-claro) !important; }

.btn-custom {
    background-color: var(--mb-azul-claro);
    color: white;
    border: none;
    transition: background-color 0.3s ease;
}
.btn-custom:hover {
    background-color: var(--mb-azul-oscuro);
    color: white;
}

.footer {
    background-color: var(--mb-azul-oscuro) !important;
}

.footer-text {
    color: #FFFFFF !important;
}

/* Estilos del Menú Superior (Navbar Blanco) */
.navbar-light .navbar-nav .nav-link {
    color: var(--mb-azul-oscuro);
    font-weight: 600;
    transition: color 0.3s ease;
}
.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
    color: var(--mb-azul-claro);
}

.navbar-brand img {
    mix-blend-mode: multiply;
}

/* --- 4. TARJETAS Y SOMBRAS --- */
.card, .service-card, .service-detail-card, .partner-box, .cert-card {
    background-color: #ffffff !important;
}

.shadow-sm {
    box-shadow: 0 4px 15px rgba(10, 58, 96, 0.08) !important;
}

/* --- 5. SECCIONES ESPECÍFICAS --- */

/* A. Servicios Destacados (index.html) */
.service-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 1rem 3rem rgba(10, 58, 96, 0.15) !important;
}
.service-card [data-bs-toggle="collapse"] i {
    transition: transform 0.3s ease;
}
.service-card [data-bs-toggle="collapse"]:not(.collapsed) i {
    transform: rotate(180deg);
}

/* B. Líneas de Negocio (negocio.html) */
.service-detail-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 12px;
}
.service-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(10, 58, 96, 0.1) !important;
}
.icon-wrapper {
    background-color: var(--mb-celeste-fondo); /* Combina con el fondo general */
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

/* C. Marcas / Partners (nosotros.html) */
.partner-box {
    padding: 1rem 0;
    cursor: pointer;
}
.partner-logo {
    max-height: 45px;
    max-width: 100%;
    object-fit: contain;
    filter: grayscale(100%) opacity(60%);
    transition: all 0.4s ease;
}
.partner-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: #888;
    margin-top: 12px;
    margin-bottom: 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.4s ease;
}
.partner-box:hover .partner-logo {
    filter: grayscale(0%) opacity(100%);
    transform: scale(1.15);
}
.partner-box:hover .partner-name {
    color: var(--mb-azul-oscuro);
    transform: translateY(3px);
}

/* D. Carrusel de Certificaciones (nosotros.html) */
.slider-certificaciones {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    padding: 1rem 0;
}
.slider-certificaciones::before,
.slider-certificaciones::after {
    content: "";
    position: absolute;
    top: 0;
    width: 80px;
    height: 100%;
    z-index: 2;
}
.slider-certificaciones::before {
    left: 0;
    background: linear-gradient(to right, var(--mb-celeste-fondo) 0%, transparent 100%);
}
.slider-certificaciones::after {
    right: 0;
    background: linear-gradient(to left, var(--mb-celeste-fondo) 0%, transparent 100%);
}
.slider-track {
    display: inline-flex;
    animation: scrollCertificaciones 40s linear infinite; 
}
.slider-track:hover {
    animation-play-state: paused;
}
.cert-card {
    width: 220px;
    height: 180px; /* 1. Altura fija obligatoria para todas las tarjetas */
    display: flex; /* 2. Activamos el modo Flexbox */
    flex-direction: column;
    justify-content: space-between; /* 3. Distribuye arriba, centro y abajo perfectamente */
    align-items: center;
    margin: 0 15px;
    background: #fff;
    border: 1px solid #eaeaea;
    border-radius: 12px;
    padding: 20px 15px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.03);
    border-bottom: 4px solid var(--mb-azul-oscuro);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Forzamos a que el ícono o imagen central tome el espacio sobrante equitativamente */
.cert-card i, .cert-card img {
    margin: auto 0; 
    display: block;
}
.cert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(10, 58, 96, 0.1);
}
.cert-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 8px;
}
.cert-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--mb-azul-oscuro);
    margin: 0;
}
@keyframes scrollCertificaciones {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); } 
}