* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    overflow-x: hidden;
    color: #1a1a1a;
}

.font-inter {
    font-family: 'Inter', sans-serif;
}

.font-dm {
    font-family: 'DM Sans', sans-serif;
}

.hero-overlay {
    background: linear-gradient(180deg, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0.35) 100%);
    pointer-events: none;
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
    opacity: 0;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    transform: translateY(20px);
}

.card-hover {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.btn-primary {
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(12, 60, 120, 0.3);
}

.parallax-section {
    transition: transform 0.5s ease-out;
}

.gradient-text {
    background: linear-gradient(135deg, #0C3C78 0%, #31B977 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.icon-container {
    transition: all 0.3s ease;
}

.icon-container:hover {
    transform: scale(1.1);
}

.video-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #000;
}

.video-container iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
}

.logo-bar {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.logo-bar.transparent {
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
}

.logo-bar.hidden-bar {
    transform: translateY(-100%);
    opacity: 0;
}

.logo-container-item {
    transition: transform 0.3s ease;
}

.logo-container-item:hover {
    transform: scale(1.05);
}

/* Mobile video section - hidden on desktop */
.mobile-video-section {
    display: none;
}

/* Swiper styles for mobile */
.swiper-container {
    width: 100%;
    padding: 20px 0 40px 0;
}

.swiper-pagination-bullet {
    background: #0C3C78;
    opacity: 0.5;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: #31B977;
}

/* Hide swiper on desktop, show grid */
.desktop-grid {
    display: grid;
}

.mobile-swiper {
    display: none;
}

@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
        max-width: 100vw;
        margin: 0;
        padding: 0;
    }
    
    /* Mostrar sección de video en mobile */
    .mobile-video-section {
        display: block !important;
    }
    
    /* Show swiper on mobile, hide grid */
    .desktop-grid {
        display: none !important;
    }
    
    .mobile-swiper {
        display: block !important;
    }
    
    /* Ocultar video del hero en mobile */
    .video-container {
        display: none;
    }
    
    /* Imagen de fondo estática profesional en mobile para el hero */
    section:first-of-type {
        margin-top: 0 !important;
        padding-top: 0 !important;
        background-image: url('https://images.unsplash.com/photo-1518611012118-696072aa579a?w=1200&h=1600&fit=crop&q=90');
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
    }
    
    .hero-overlay {
        background: linear-gradient(180deg, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.45) 100%);
    }
    
    /* Mejoras de legibilidad en mobile */
    section:first-of-type h1 {
        font-size: 2.5rem !important;
        line-height: 1.1 !important;
        text-shadow: 0 2px 20px rgba(0,0,0,0.5);
    }
    
    section:first-of-type p {
        font-size: 1.125rem !important;
        text-shadow: 0 2px 15px rgba(0,0,0,0.5);
    }
    
    section:first-of-type button {
        box-shadow: 0 4px 20px rgba(12, 60, 120, 0.4);
    }
}