/* Base styles and custom animations */

html {
    scroll-behavior: smooth;
}

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

/* Hero fade-in animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation-name: fadeIn;
    animation-duration: 0.8s;
    animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    animation-fill-mode: forwards;
}

/* Scroll reveal animations (progressive enhancement) */
.reveal-on-scroll {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .reveal-on-scroll {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    .animate-fade-in {
        animation: none;
        opacity: 1;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Navbar background on scroll */
.nav-scrolled {
    background-color: rgba(250, 250, 248, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(11, 29, 58, 0.08);
}

/* Mobile menu transitions */
#mobile-menu {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Subtle hover lift on images */
img {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Selection color */
::selection {
    background-color: rgba(11, 29, 58, 0.1);
    color: #0B1D3A;
}