/* Custom geometric background shapes */
.geometric-shape {
    position: fixed;
    pointer-events: none;
    z-index: 0;
}

.shape-circle-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.08) 0%, transparent 70%);
    top: 10%;
    right: -100px;
    border-radius: 50%;
    animation: float-slow 20s ease-in-out infinite;
}

.shape-square-1 {
    width: 200px;
    height: 200px;
    background: rgba(20, 184, 166, 0.06);
    bottom: 20%;
    left: -50px;
    border-radius: 32px;
    transform: rotate(45deg);
    animation: float-slow 15s ease-in-out infinite reverse;
}

.shape-circle-2 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.05) 0%, transparent 70%);
    top: 50%;
    left: 30%;
    border-radius: 50%;
    animation: float-slow 25s ease-in-out infinite;
}

.shape-triangle {
    width: 0;
    height: 0;
    border-left: 80px solid transparent;
    border-right: 80px solid transparent;
    border-bottom: 140px solid rgba(20, 184, 166, 0.06);
    top: 60%;
    right: 10%;
    animation: float-slow 18s ease-in-out infinite reverse;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

/* Scroll reveal base - content is always visible */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(40px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

::-webkit-scrollbar-track {
    background: #102a43;
}

::-webkit-scrollbar-thumb {
    background: #243b53;
    border-radius: 4px;
}

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

/* Selection color */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #f0fdf9;
}

/* Mobile menu transitions */
#mobile-menu {
    max-height: 0;
}

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

/* Navbar glass effect */
#navbar.scrolled {
    background: rgba(10, 25, 41, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(36, 59, 83, 0.5);
}