/* Custom styles and animations */

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

/* Float animation for stat cards */
@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;
}

/* Mobile menu animations */
.menu-line {
    display: block;
}

#menuBtn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menuBtn.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

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

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #0d9488;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #14b8a6;
}

/* Selection highlight */
::selection {
    background: #14b8a6;
    color: white;
}

/* Image loading placeholder */
img {
    background: linear-gradient(90deg, #1e293b 25%, #334155 50%, #1e293b 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

img[src] {
    animation: none;
    background: none;
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #14b8a6;
    outline-offset: 2px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .animate-float,
    .animate-float-delayed {
        display: none;
    }
}