/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Floating card animations ── */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}
@keyframes float-delayed {
  0%, 100% { transform: translateY(0px); }
  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; }

/* ── Scroll reveal ── */
.scroll-reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .scroll-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .animate-float, .animate-float-delayed {
    animation: none;
  }
  html { scroll-behavior: auto; }
}

/* ── Navbar scroll state ── */
.nav-scrolled {
  background: rgba(254, 252, 248, 0.92) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 20px rgba(5, 150, 105, 0.08);
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #FEFCF8; }
::-webkit-scrollbar-thumb { background: #A7F3D0; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #6EE7B7; }

/* ── Selection ── */
::selection { background: #D1FAE5; color: #064E3B; }
</style>