*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  overflow-x: hidden;
}

/* Scroll reveal — progressive enhancement via JS; default state is visible */
.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);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Gallery scroll animation */
@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-292px * 5)) }
}

.animate-scroll {
  display: flex;
  gap: 1rem;
  animation: scroll 30s linear infinite;
  width: max-content;
}

.animate-scroll:hover {
  animation-play-state: paused;
}

/* Navbar scroll state */
.navbar-scrolled {
  background: rgba(10, 22, 40, 0.95) !important;
  backdrop-filter: blur(16px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.navbar-transparent {
  background: transparent !important;
}

/* Mobile menu */
#mobile-menu {
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0a1628;
}
::-webkit-scrollbar-thumb {
  background: #1a3a5c;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #2d5f8e;
}

/* Selection color */
::selection {
  background: #d4a843;
  color: #0a1628;
}