/* Custom animations and utilities */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.animate-slide-up {
    animation: slideUp 0.8s ease-out forwards;
}

.animate-slide-up-delay {
    animation: slideUp 0.8s ease-out 0.2s forwards;
    opacity: 0;
}

.animate-slide-up-delay-2 {
    animation: slideUp 0.8s ease-out 0.4s forwards;
    opacity: 0;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #0A192F;
}

::-webkit-scrollbar-thumb {
    background: #112240;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #64FFDA;
}

/* Selection color */
::selection {
    background: rgba(100, 255, 218, 0.2);
    color: #E6F1FF;
}

/* Focus styles */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(100, 255, 218, 0.3);
}

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

/* Image optimization */
img {
    max-width: 100%;
    height: auto;
}

/* Mobile menu transitions */
#mobile-menu {
    transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
}

#mobile-menu.hidden {
    max-height: 0;
    opacity: 0;
}

#mobile-menu:not(.hidden) {
    max-height: 400px;
    opacity: 1;
}

/* Navbar scroll effect */
nav.scrolled {
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* Form select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238892B0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 3rem;
}

/* Hover card lift effect */
.group:hover .group-hover\\:-translate-y-2 {
    transform: translateY(-0.5rem);
}

/* Gradient text utility */
.text-transparent {
    -webkit-background-clip: text;
    background-clip: text;
}