/* ── Reset & Base ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { min-height: 100vh; }
img { max-width: 100%; display: block; }
select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23047857' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem !important; }

/* ── Scroll Reveal ────────────────────────────────────── */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
}
@media (prefers-reduced-motion: no-preference) {
    .reveal[data-reveal] {
        opacity: 0;
        transform: translateY(30px);
    }
}

/* ── Header ───────────────────────────────────────────── */
.header {
    background: rgba(253, 251, 247, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(5, 150, 105, 0.08);
}
.header.scrolled {
    box-shadow: 0 1px 20px rgba(2, 46, 34, 0.06);
}

/* ── Mobile Menu ──────────────────────────────────────── */
.mobile-menu {
    z-index: 40;
}
.mobile-menu.open {
    opacity: 1 !important;
    pointer-events: all !important;
}
.menu-line {
    display: block;
}
#menu-btn.active .menu-line:first-child {
    transform: rotate(45deg) translate(3px, 3px);
}
#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}
#menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 1.5rem;
}
body.menu-open { overflow: hidden; }

/* ── Hero Floating Cards ──────────────────────────────── */
.floating-card {
    will-change: transform;
}
.floating-card.card-1 { animation: float-1 6s ease-in-out infinite; }
.floating-card.card-2 { animation: float-2 7s ease-in-out infinite; }
.floating-card.card-3 { animation: float-3 5.5s ease-in-out infinite; }

@keyframes float-1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}
@keyframes float-2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-16px); }
}
@keyframes float-3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* ── Scroll Indicator ─────────────────────────────────── */
@keyframes scroll-dot {
    0% { top: -100%; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 200%; opacity: 0; }
}
.animate-scroll-dot {
    width: 100%;
    height: 40%;
    background: linear-gradient(to bottom, transparent, currentColor);
    animation: scroll-dot 2s ease-in-out infinite;
}

/* ── Service Card Hover ───────────────────────────────── */
.service-card {
    will-change: transform;
}
.service-card {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease, border-color 0.5s ease;
}
.service-card:hover {
    transform: translateY(-4px);
}

/* ── Utility ──────────────────────────────────────────── */
::selection { background: rgba(5, 150, 105, 0.2); }
</style>