.menu-toggle {
  display: none;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid var(--border, #d8dfdb);
  border-radius: 8px;
  background: var(--bg-card, #fff);
  color: var(--text, #15221d);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.menu-toggle-lines,
.menu-toggle-lines::before,
.menu-toggle-lines::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  content: "";
  transition: transform .18s ease, opacity .18s ease;
}
.menu-toggle-lines { position: relative; }
.menu-toggle-lines::before { position: absolute; top: -6px; left: 0; }
.menu-toggle-lines::after { position: absolute; top: 6px; left: 0; }
nav.menu-open .menu-toggle-lines { background: transparent; }
nav.menu-open .menu-toggle-lines::before { transform: translateY(6px) rotate(45deg); }
nav.menu-open .menu-toggle-lines::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 768px) {
  nav { position: sticky; }
  nav .nav-right { margin-left: auto; }
  nav .menu-toggle { display: inline-flex; order: -1; }
  nav .nav-links {
    display: none !important;
    position: absolute;
    z-index: 1100;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    margin: 0;
    padding: 12px max(1.25rem, env(safe-area-inset-right)) 18px max(1.25rem, env(safe-area-inset-left));
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: var(--bg, #fff);
    border-bottom: 1px solid var(--border, #d8dfdb);
    box-shadow: 0 14px 28px rgba(12, 35, 28, .14);
  }
  nav.menu-open .nav-links { display: flex !important; }
  nav .nav-links li { width: 100%; }
  nav .nav-links a {
    display: flex !important;
    width: 100% !important;
    min-height: 44px;
    padding: 10px 12px !important;
    align-items: center;
    border-radius: 7px !important;
  }
  nav .nav-links a[aria-label="Search"] { justify-content: flex-start !important; }
}