/* ---------- MOBILE NAV MENU ---------- */
@media (max-width: 900px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--paper-card);
    flex-direction: column;
    gap: 0;
    padding: 10px 0;
    border-bottom: 1px solid rgba(36,24,18,0.12);
    box-shadow: 0 12px 24px rgba(36,24,18,0.1);
  }
  .nav-links.active {
    display: flex;
  }
  .nav-links a {
    padding: 14px 32px;
    width: 100%;
  }
  .nav-links a::after { display: none; }

  .hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hamburger span { transition: all 0.25s ease; }
}