/* Main stylesheet — non-critical CSS loaded async */

/* Nav placeholder — build after design is confirmed */
nav {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
}

/* Footer placeholder */
footer {
  background: #1a1a1a;
  color: #aaa;
  padding: 3rem 1.5rem;
  margin-top: 4rem;
}
footer .footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  max-width: 860px;
  margin: 0 auto;
}
footer h4 { color: #fff; font-size: 0.9rem; margin-bottom: 0.75rem; }
footer a { color: #aaa; text-decoration: none; display: block; margin-bottom: 0.4rem; font-size: 0.9rem; }
footer a:hover { color: #CC0000; }
footer .footer-bottom {
  max-width: 860px;
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid #333;
  font-size: 0.82rem;
  text-align: center;
}

/* Utility */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }