/* ── Base ── */
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }

/* ── Floating cards ── */
.floating-card {
  animation: float 6s ease-in-out infinite;
}
.card-1 { animation-delay: 0s; }
.card-2 { animation-delay: -1.5s; }
.card-3 { animation-delay: -3s; }
.card-4 { animation-delay: -4.5s; }

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

/* ── Header scroll state ── */
#site-header.scrolled {
  background: rgba(255, 251, 245, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(6, 95, 70, 0.08);
}

/* ── Mobile menu ── */
.mobile-link {
  display: block;
  border-bottom: 1px solid rgba(6, 95, 70, 0.08);
}
.mobile-link:last-child { border-bottom: none; }

/* ── Reveal on scroll ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Selection ── */
::selection {
  background: #065f46;
  color: #fff8eb;
}