/* ===== SPRING BROOK VACATION HOME RESORT ===== */

/* Base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; -webkit-font-smoothing: antialiased; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0A1628; }
::-webkit-scrollbar-thumb { background: #1B3A70; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #224788; }

/* Navbar scroll state */
nav.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Home cards */
.home-card {
  will-change: transform;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}
.home-card:hover {
  box-shadow: 0 20px 60px rgba(30, 196, 140, 0.1);
}

/* Amenity cards */
.amenity-card {
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.amenity-card:hover {
  transform: translateY(-2px);
}

/* Gallery items */
.gallery-item {
  cursor: pointer;
  transition: transform 0.3s ease;
}
.gallery-item:hover {
  transform: scale(1.01);
}

/* Scroll reveal — below fold only, progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
  .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.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; }
}

/* Mobile menu animation */
#mobileMenu {
  animation: slideDown 0.3s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Hero stat cards float animation */
@keyframes float1 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}
@keyframes float2 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(6px); }
}
@keyframes float3 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-5px); }
}
@media (prefers-reduced-motion: no-preference) {
  .float-1 { animation: float1 4s ease-in-out infinite; }
  .float-2 { animation: float2 5s ease-in-out infinite; }
  .float-3 { animation: float3 3.5s ease-in-out infinite; }
}

/* Mobile links */
.mobile-link {
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}