/* ── Base & Utilities ── */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background-color: #d4a843;
    color: #0f1829;
}

/* ── Scroll Reveal ── */
.scroll-reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(32px);
    }

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

/* ── Navbar transition ── */
#site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(26, 39, 68, 0.06), 0 8px 32px rgba(26, 39, 68, 0.06);
}

#site-header.scrolled .nav-link-text {
    color: #1a2744;
}

#site-header.scrolled .nav-link {
    color: #1a2744;
}

/* ── Mobile menu animation ── */
#mobile-menu {
    max-height: 0;
    opacity: 0;
}

#mobile-menu.open {
    max-height: 400px;
    opacity: 1;
}

/* ── Hero background parallax ── */
.hero-bg {
    will-change: transform;
}

@media (prefers-reduced-motion: no-preference) {
    .hero-bg {
        transform: scale(1.05);
        transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    }
}