*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navbar scroll state */
nav.scrolled {
    background: rgba(15, 21, 28, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(47, 184, 153, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

::-webkit-scrollbar-track {
    background: #0f151c;
}

::-webkit-scrollbar-thumb {
    background: #2f3a48;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #3e4c5e;
}

/* Selection color */
::selection {
    background: rgba(47, 184, 153, 0.3);
    color: #f0f4f8;
}

/* Mobile menu transition */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Form select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7b8d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    appearance: none;
    -webkit-appearance: none;
}

select:focus {
    outline: none;
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #1e2733 0%, #2f3a48 100%);
}

/* Subtle glow effects */
.glow-mint {
    box-shadow: 0 0 40px rgba(47, 184, 153, 0.15);
}

/* Smooth transitions for interactive elements */
a, button {
    transition: all 0.2s ease;
}

/* Focus visible styles */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid #2fb899;
    outline-offset: 2px;
}

/* Ensure hero text is always readable */
#hero h1,
#hero p,
#hero .text-center > div {
    position: relative;
    z-index: 10;
}