/* Custom animations and utility styles */

@keyframes float-slow {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

@keyframes float-medium {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes float-fast {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

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

.animate-float-medium {
    animation: float-medium 4.5s ease-in-out infinite;
}

.animate-float-fast {
    animation: float-fast 3.5s ease-in-out infinite;
}

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

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

::-webkit-scrollbar-track {
    background: #f0fdf9;
}

::-webkit-scrollbar-thumb {
    background: #99f6e0;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #4fd1c5;
}

/* Selection color */
::selection {
    background: #99f6e0;
    color: #0a2540;
}

/* Focus visible styles */
*:focus-visible {
    outline: 2px solid #4fd1c5;
    outline-offset: 2px;
}

/* Mobile menu transitions */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

#mobile-menu.open {
    max-height: 400px;
}

/* Navbar glass effect */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.92) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(79, 209, 197, 0.15);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
}