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

/* Hero animations */
.hero-anim {
  opacity: 0;
  transform: translateY(24px);
  animation: heroIn 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.hero-anim:nth-child(1) { animation-delay: 0.15s; }
.hero-anim:nth-child(2) { animation-delay: 0.35s; }
.hero-anim:nth-child(3) { animation-delay: 0.55s; }
.hero-anim:nth-child(4) { animation-delay: 0.75s; }

@keyframes heroIn {
  to { opacity: 1; transform: translateY(0); }
}

/* Scroll reveal — progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* Nav */
#nav.scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}

/* Mobile menu */
.mobile-menu-open { overflow: hidden; }
#mobile-menu.open { opacity: 1; pointer-events: all; }

/* Form focus styles */
input:focus, textarea:focus {
  outline: none;
}

/* Selection */
::selection {
  background: rgba(201, 168, 76, 0.25);
  color: #fff;
}