/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; }

/* ── Hero Animations ── */
.hero-subtitle {
    opacity: 0;
    animation: fadeUp .8s ease forwards;
    animation-delay: .3s;
}
.hero-title {
    opacity: 0;
    animation: fadeUp .8s ease forwards;
    animation-delay: .5s;
}
.hero-desc {
    opacity: 0;
    animation: fadeUp .8s ease forwards;
    animation-delay: .7s;
}
.hero-ctas {
    opacity: 0;
    animation: fadeUp .8s ease forwards;
    animation-delay: .9s;
}

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

/* ── Scroll Reveal ── */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ── Service Card Hover ── */
.service-card {
    transform: translateY(0);
}
.service-card:hover {
    transform: translateY(-4px);
}

/* ── Coverage Card Hover ── */
.coverage-card {
    transform: translateY(0);
}
.coverage-card:hover {
    transform: translateY(-4px);
}

/* ── Header Scroll State ── */
#site-header.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(255,255,255,.06);
}

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

/* ── Utility ── */
::selection {
    background: rgba(13, 115, 119, 0.2);
    color: #0a5c5f;
}
</style>