/* ── Base ── */
html {
    scroll-behavior: smooth;
}

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

/* ── Navbar ── */
.nav-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(250, 247, 242, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.nav-fixed.scrolled {
    border-bottom-color: rgba(4, 120, 87, 0.1);
    box-shadow: 0 1px 0 rgba(4, 120, 87, 0.06);
}

/* ── Buttons ── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #047857;
    color: #fff;
    padding: 0.8rem 1.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: background 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
}

.btn-primary:hover {
    background: #065f46;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(4, 120, 87, 0.25);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: #047857;
    padding: 0.8rem 1.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    text-decoration: none;
    border: 1px solid rgba(4, 120, 87, 0.35);
    transition: background 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
}

.btn-secondary:hover {
    background: rgba(4, 120, 87, 0.06);
    border-color: #047857;
    transform: translateY(-1px);
}

/* ── Menu cards ── */
.menu-card {
    transition: transform 0.3s ease;
}

.menu-card:hover {
    transform: translateY(-4px);
}

/* ── Mobile menu ── */
.nav-mobile {
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Scroll-triggered reveals (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
}

/* Reduced motion: ensure everything is visible */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
    }
}