/* Base de estilos globales */
body {
    font-family: 'Poppins', sans-serif;
    background-color: #0f172a; /* Equivalente a darkBg */
    color: #f8fafc;
}

/* Efecto de fondo animado para el Hero Section */
.hero-bg {
    background-image: linear-gradient(to right, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.7)), url('https://images.unsplash.com/photo-1542751371-adc38448a05e?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Glassmorphism sutil para el Navbar al hacer scroll */
.glass-nav {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* Ocultar barra de desplazamiento en contenedores con scroll horizontal si es necesario */
.no-scrollbar::-webkit-scrollbar {
    display: none;
}
.no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* =========================================
   ANIMACIONES DE SCROLL (Fade-In)
========================================= */
.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    visibility: hidden;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    will-change: opacity, visibility, transform;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: none;
    visibility: visible;
}