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

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

::selection {
    background: rgba(200, 169, 110, 0.3);
    color: #0D3B3E;
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal.revealed {
        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; }
}

/* Fallback: ensure content is visible without JS */
@supports not (animation-name: reveal) {
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ── Hero Animations ── */
@media (prefers-reduced-motion: no-preference) {
    .hero-subtitle {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
    }
    .hero-title {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
    }
    .hero-desc {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.6s both;
    }
    .hero-ctas {
        animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.8s both;
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Navbar ── */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(7, 31, 33, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-link-text {
    color: rgba(255, 255, 255, 0.9);
}

#navbar:not(.scrolled) .nav-link-text {
    color: rgba(255, 255, 255, 0.85);
}

/* ── Mobile Menu ── */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* ── Image Hover ── */
img {
    display: block;
}

/* ── Form ── */
input:focus,
select:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(30, 101, 109, 0.1);
}

/* ── Smooth anchor offset ── */
section[id] {
    scroll-margin-top: 80px;
}