/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { min-height: 100vh; }

/* ── Animations ── */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes floatDelayed {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.animate-float { animation: float 4s ease-in-out infinite; }
.animate-float-delayed { animation: floatDelayed 4.5s ease-in-out infinite; animation-delay: 1.5s; }

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
  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; }

/* ── Header scroll state ── */
#header.scrolled {
  background: rgba(254, 253, 248, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(16, 185, 129, 0.08);
  box-shadow: 0 1px 20px rgba(0,0,0,0.05);
}

/* ── Stat cards ── */
.stat-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.stat-card:hover {
  transform: translateY(-4px);
}

/* ── Room cards ── */
.room-card {
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ── Amenity cards ── */
.amenity-card {
  transition: transform 0.3s ease, background 0.3s ease;
}

/* ── Mobile menu ── */
.mobile-link {
  transition: background 0.2s ease, color 0.2s ease;
}

/* ── Custom scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #fefdf8; }
::-webkit-scrollbar-thumb { background: #a7f3d0; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #6ee7b7; }

/* ── Selection ── */
::selection { background: rgba(16, 185, 129, 0.15); color: #064e3b; }