body {
            background-color: #050505;
            /* Added a subtle tech grid background for a fresher, less generic look */
            background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: 40px 40px;
            color: #FFFFFF;
            overflow-x: hidden;
        }

        /* Base animations for Intersection Observer */
        .fade-in-section {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
            will-change: opacity, visibility;
        }
        
        .fade-in-section.is-visible {
            opacity: 1;
            transform: none;
        }

        /* Nav Link Underline Effect */
        .nav-link {
            position: relative;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -4px;
            left: 0;
            background-color: #E60000;
            transition: width 0.3s ease;
        }
        .nav-link:hover::after {
            width: 100%;
        }

        /* CSS Carousel */
        .carousel-track {
        display: flex;
        transition: transform 0.5s ease-in-out;
        gap: 20px;              /* 👈 en vez del padding de los items */
        }

        .carousel-item {
            flex: 0 0 100%;
            /* padding: 0 10px;  ← quita esto */
            box-sizing: border-box;
        }

        @media (min-width: 768px) {
            .carousel-item { flex: 0 0 calc(50% - 10px); }
        }

        @media (min-width: 1024px) {
            .carousel-item { flex: 0 0 calc(33.333% - 14px); }
        }

        /* "About Us" Modal Overlay */
        #about-modal {
            transition: opacity 0.4s ease, visibility 0.4s ease;
            backdrop-filter: blur(8px);
        }
        
        #about-modal.hidden-modal {
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
        }

        /* Custom Buttons */
        .btn-primary {
            background-color: #E60000;
            color: #FFFFFF;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: #B30000;
            transform: translateY(-2px);
            box-shadow: 0 10px 15px -3px rgba(230, 0, 0, 0.3);
        }

        .btn-outline {
            border: 2px solid #E60000;
            color: #FFFFFF;
            background-color: transparent;
            transition: all 0.3s ease;
        }
        .btn-outline:hover {
            background-color: #E60000;
            color: #FFFFFF;
            box-shadow: 0 10px 15px -3px rgba(230, 0, 0, 0.3);
        }

        /* Card Hover Effects */
        .hover-card {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .hover-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.8), 0 8px 10px -6px rgba(230, 0, 0, 0.1);
            border-color: #2A2A2A;
        }

        /* Floating Animation for Hero Right Side */
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-15px); }
            100% { transform: translateY(0px); }
        }
        .animate-float {
            animation: float 5s ease-in-out infinite;
        }
        .delay-100 { animation-delay: 0.5s; }
        .delay-200 { animation-delay: 1.5s; }
        .delay-300 { animation-delay: 2.5s; }

/* Xentek theme overrides */
:root { color-scheme: dark; }
body {
  background-color: #090D16;
  background-image:
    radial-gradient(ellipse at 50% 0%, rgba(22,119,242,.13), transparent 42%),
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: auto, 40px 40px, 40px 40px;
}
.nav-link::after { background-color: #45A4FF; }
.btn-primary { background-color: #1677F2; }
.btn-primary:hover { background-color: #105FC5; box-shadow: 0 10px 24px -8px rgba(22,119,242,.45); }
.btn-outline { border-color: #1677F2; }
.btn-outline:hover { background-color: #1677F2; box-shadow: 0 10px 24px -8px rgba(22,119,242,.35); }
.hover-card:hover { border-color: rgba(69,164,255,.65); box-shadow: 0 18px 34px -12px rgba(22,119,242,.18); }
.typing-cursor {
  display: inline-block; width: 3px; height: .85em; margin-left: .12em;
  vertical-align: -.04em; background: #45A4FF;
  animation: cursor-blink .85s steps(2, start) infinite;
}
@keyframes cursor-blink { to { visibility: hidden; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* --- Solución para ocultar la barra de scroll --- */
.hide-scrollbar::-webkit-scrollbar {
  display: none; /* Oculta la barra en Chrome, Safari y Opera */
}
.hide-scrollbar {
  -ms-overflow-style: none;  /* IE y Edge */
  scrollbar-width: none;  /* Firefox */
}