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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  background-color: #060a14;
  color: #e2e8f0;
  overflow-x: hidden;
}

::selection {
  background-color: rgba(251, 191, 36, 0.3);
  color: #fbbf24;
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #060a14;
}

::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* Scroll reveal animations - progressive enhancement via JS */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

/* Navbar glass effect */
.nav-scrolled {
  background: rgba(6, 10, 20, 0.85) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-scrolled .nav-link {
  color: #94a3b8;
}

.nav-scrolled .nav-link:hover {
  color: #fbbf24;
}