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

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

/* Scroll reveal animations — progressive enhancement via JS */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal[data-revealed="false"] {
    opacity: 0;
    transform: translateY(24px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal[data-revealed="true"] {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f7f7f5;
}
::-webkit-scrollbar-thumb {
    background: #b8b3a9;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #918b7f;
}

/* Navbar scroll state */
.nav-scrolled {
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* Mobile menu animation */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
#mobile-menu.open {
    max-height: 400px;
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #166534;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection color */
::selection {
    background-color: #166534;
    color: white;
}