/* ── Base ── */
html { scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; }

/* ── Float animations for hero stat cards ── */
@keyframes floatA {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}
@keyframes floatB {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(6px); }
}
@keyframes floatC {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.float-card-1 { animation: floatA 4s ease-in-out infinite; }
.float-card-2 { animation: floatB 5s ease-in-out infinite; }
.float-card-3 { animation: floatC 4.5s ease-in-out infinite; }

/* ── Scroll reveal (progressive enhancement) ── */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s ease, transform 0.7s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Mobile menu transition ── */
#mobile-menu {
    animation: slideDown 0.2s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Subtle focus styles ── */
a:focus-visible, button:focus-visible {
    outline: 2px solid #047857;
    outline-offset: 2px;
    border-radius: 4px;
}