/* ── BASE ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { margin: 0; }

/* ── NAV SCROLL STATE ─────────────────────────────────────────────── */
#site-header.scrolled {
    background: rgba(253, 252, 250, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 12px rgba(45, 90, 61, 0.08);
}

/* ── BLOBS ────────────────────────────────────────────────────────── */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.45;
    pointer-events: none;
}
.blob-1 {
    width: 500px; height: 500px;
    background: #a5cfaa;
    top: -100px; right: -100px;
    animation: blob-drift 12s ease-in-out infinite alternate;
}
.blob-2 {
    width: 350px; height: 350px;
    background: #d0e5d4;
    bottom: 5%; left: 5%;
    animation: blob-drift 15s ease-in-out infinite alternate-reverse;
}
.blob-3 {
    width: 200px; height: 200px;
    background: #72b578;
    top: 40%; right: 30%;
    animation: blob-drift 10s ease-in-out infinite alternate;
}
@keyframes blob-drift {
    0%   { transform: translate(0, 0) scale(1); }
    50%  { transform: translate(30px, -20px) scale(1.05); }
    100% { transform: translate(-20px, 20px) scale(0.95); }
}

/* ── FLOATING CARDS ───────────────────────────────────────────────── */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-10px); }
}
@keyframes float-delayed {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-8px); }
}
.animate-float      { animation: float 4s ease-in-out infinite; }
.animate-float-delayed { animation: float-delayed 5s ease-in-out infinite 1s; }

/* ── SERVICE CARDS ────────────────────────────────────────────────── */
.service-card {
    border: 1px solid transparent;
}
.service-card:hover {
    border-color: #d0e5d4;
}

/* ── SCROLL REVEAL (progressive enhancement) ─────────────────────── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .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; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* ── MOBILE MENU ──────────────────────────────────────────────────── */
.mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e5e7eb;
}
.mobile-link:last-child { border-bottom: none; }