/* Base styles */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scroll reveal animations */
.scroll-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);
}

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

/* Staggered delays for grid items */
.scroll-reveal:nth-child(1) { transition-delay: 0.05s; }
.scroll-reveal:nth-child(2) { transition-delay: 0.12s; }
.scroll-reveal:nth-child(3) { transition-delay: 0.19s; }
.scroll-reveal:nth-child(4) { transition-delay: 0.26s; }
.scroll-reveal:nth-child(5) { transition-delay: 0.33s; }
.scroll-reveal:nth-child(6) { transition-delay: 0.40s; }

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .scroll-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .scroll-reveal.revealed {
        opacity: 1;
        transform: none;
    }
    #mobile-menu {
        animation: none;
    }
}

/* Focus visible styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection color */
::selection {
    background: #ccfbf1;
    color: #134e4a;
}

/* Smooth image rendering */
img {
    -webkit-font-smoothing: antialiased;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}