/* Custom Geometric Shapes & Animations */
.geo-shape {
    position: absolute;
    opacity: 0.15;
    pointer-events: none;
}

.shape-circle-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #14b8a6 0%, transparent 70%);
    top: 10%;
    right: -100px;
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.shape-square-1 {
    width: 200px;
    height: 200px;
    background: #14b8a6;
    bottom: 20%;
    left: -50px;
    transform: rotate(45deg);
    animation: rotate-slow 20s linear infinite;
}

.shape-circle-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, #2dd4bf 0%, transparent 70%);
    bottom: 10%;
    right: 10%;
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}

.shape-triangle {
    width: 0;
    height: 0;
    border-left: 100px solid transparent;
    border-right: 100px solid transparent;
    border-bottom: 173px solid #14b8a6;
    top: 40%;
    left: 5%;
    opacity: 0.08;
    animation: rotate-slow 25s linear infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-30px);
    }
}

@keyframes rotate-slow {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

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

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

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

::-webkit-scrollbar-thumb {
    background: #14b8a6;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2dd4bf;
}

/* Fade-in animation for elements */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

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

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

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