/* Critical mobile CSS to prevent white screen */
@media (max-width: 768px) {
    html { background: #0A1931 !important; }
    body { background: #0A1931 !important; margin: 0; padding: 0; }
    #home { background: linear-gradient(135deg, #0A1931 0%, #4A7FA7 100%) !important; }
}

.gradient-bg {
    background: linear-gradient(135deg, #0A1931 0%, #4A7FA7 100%);
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Enhanced Mobile Responsive Fixes */
@media (max-width: 768px) {
    .nav-mobile-fix {
        padding-top: 90px !important;
        min-height: calc(100vh - 90px) !important;
    }
    
    .mobile-text-size {
        font-size: 2.5rem !important;
        line-height: 1.2 !important;
    }
    
    .mobile-container {
        padding-left: 0.5rem !important;
        padding-right: 0.5rem !important;
    }
    
    .mobile-spacing {
        margin-bottom: 2rem !important;
    }
    
    .mobile-hero-padding {
        padding-top: 90px !important;
        padding-bottom: 4rem !important;
        min-height: 100vh !important;
        display: flex !important;
        align-items: center !important;
    }
    
    /* Ensure hero section is visible */
    #home {
        min-height: 100vh !important;
        padding-top: 90px !important;
    }
}

@media (max-width: 640px) {
    .mobile-text-xs {
        font-size: 2rem !important;
        line-height: 1.1 !important;
    }
    
    .mobile-grid {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
}

/* Tablet Responsive Fixes */
@media (min-width: 769px) and (max-width: 1024px) {
    .tablet-text-size {
        font-size: 3.5rem !important;
    }
    
    .tablet-container {
        padding-left: 2rem !important;
        padding-right: 2rem !important;
    }
}

/* Fix mobile menu overflow */
.mobile-menu-container {
    max-height: calc(100vh - 80px);
    overflow-y: auto;
}

/* Ensure proper viewport handling */
html, body {
    overflow-x: hidden;
    width: 100%;
    background-color: #ffffff;
}

/* Mobile debug - ensure content is visible */
@media (max-width: 768px) {
    * {
        box-sizing: border-box;
    }
    
    .gradient-bg {
        background: linear-gradient(135deg, #0A1931 0%, #4A7FA7 100%) !important;
        min-height: 100vh !important;
    }
    
    /* Ensure text is visible on mobile */
    h1, h2, h3, p {
        color: inherit !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    /* Fix mobile menu positioning */
    #mobile-menu {
        position: fixed !important;
        top: 80px !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 50 !important;
        max-height: calc(100vh - 80px) !important;
        overflow-y: auto !important;
        display: none !important;
    }
    
    #mobile-menu.active {
        display: block !important;
        transform: translateY(0) !important;
        opacity: 1 !important;
        animation: slideDown 0.3s ease-out;
    }
    
    @keyframes slideDown {
        from {
            transform: translateY(-100%);
            opacity: 0;
        }
        to {
            transform: translateY(0);
            opacity: 1;
        }
    }
    
    /* Ensure navigation is visible */
    nav {
        background: rgba(255, 255, 255, 0.98) !important;
        backdrop-filter: blur(20px) !important;
        height: 80px !important;
        display: flex !important;
        align-items: center !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        margin: 0 !important;
    }
    
    nav .w-full {
        padding-left: 0.5rem !important;
        padding-right: 0.5rem !important;
    }
}

/* Fix mobile navigation positioning */
@media (max-width: 768px) {
    nav {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 9999 !important;
        height: auto !important;
        background: rgba(255, 255, 255, 0.95) !important;
    }
    
    /* Force mobile body visibility */
    body {
        background-color: #ffffff !important;
        min-height: 100vh !important;
    }
    
    /* Ensure content starts after nav */
    section:first-of-type {
        margin-top: 0 !important;
        padding-top: 90px !important;
    }
}

/* Additional mobile safety */
@media (max-width: 480px) {
    .mobile-text-xs {
        font-size: 1.75rem !important;
    }
    
    .mobile-container {
        padding-left: 0.25rem !important;
        padding-right: 0.25rem !important;
    }
}