/* Custom styles for Protein43 */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.nav-scrolled .nav-logo-text {
    color: #0f0f1a;
}

/* Mobile menu transitions */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal animations - progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    
    .reveal[data-reveal] {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    
    .reveal[data-reveal="left"] {
        transform: translateX(-24px);
    }
    
    .reveal[data-reveal="right"] {
        transform: translateX(24px);
    }
    
    .reveal[data-reveal="scale"] {
        transform: scale(0.96);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0) translateX(0) scale(1);
    }
}

/* Card hover effects */
.group:hover .group-hover\:scale-105 {
    transition-timing-function: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
}

/* Selection color */
::selection {
    background: #b92241;
    color: white;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f5f5f4;
}

::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9c1a36;
}

/* Form focus states */
input:focus,
textarea:focus,
select:focus {
    box-shadow: 0 0 0 3px rgba(185, 34, 65, 0.1);
}

/* Button ripple effect */
button, a {
    -webkit-tap-highlight-color: transparent;
}

/* Print styles */
@media print {
    nav, #mobile-menu-btn, .reveal {
        display: none !important;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}