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

/* Scroll animations — progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
  .scroll-anim {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .scroll-anim.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Navbar scroll state */
#site-header.scrolled {
  background: rgba(11, 29, 58, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

/* Mobile menu */
#mobile-menu {
  animation: slideDown 0.25s ease;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Subtle hover lift for cards */
.scroll-anim.bg-white {
  will-change: transform;
}

/* Selection color */
::selection {
  background: rgba(234, 185, 80, 0.3);
  color: #0B1D3A;
}