/* ─── Base ─── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; }
body { margin: 0; }

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    padding: .5rem 1rem;
    background: #064E3B;
    color: #FDF8F0;
    border-radius: .5rem;
    z-index: 100;
    font-size: .875rem;
}
.skip-link:focus { top: .5rem; }

/* ─── Nav links ─── */
.nav-link {
    font-family: 'Inter', system-ui, sans-serif;
    font-weight: 300;
    font-size: .875rem;
    letter-spacing: .04em;
    text-decoration: none;
}

/* ─── Hero gradient ─── */
.hero-gradient {
    background: linear-gradient(135deg, #022C22 0%, #064E3B 30%, #047857 60%, #059669 100%);
}

/* ─── Card hover ─── */
.card {
    transition: transform .3s ease, box-shadow .3s ease;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(6, 78, 59, 0.1);
}

/* ─── Reveal animations (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);
    }
    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── Mobile nav ─── */
#mobile-nav.show { display: block; }
.mobile {
    font-family: 'Inter', system-ui, sans-serif;
    font-weight: 300;
    font-size: 1rem;
    letter-spacing: .04em;
    text-decoration: none;
    display: block;
}