/* Custom animations and utilities */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 3.5s ease-in-out infinite;
    animation-delay: 0.5s;
}

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

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

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #0f766e;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0d6e65;
}

/* Navigation active state */
.nav-link.active {
    color: #0f766e;
}

/* Fade in animation on scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hover lift effect for cards */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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