.mobile-menu-toggle {
  display: none;
}

@media (max-width: 720px) {
  .site-header {
    position: sticky !important;
    display: grid !important;
    grid-template-columns: auto auto minmax(0, 1fr) !important;
    gap: 10px 12px !important;
    padding: 10px 16px !important;
  }

  .brand { grid-column: 1 / -1; grid-row: 1; min-width: 0; }

  .mobile-menu-toggle {
    display: inline-flex;
    grid-column: 1;
    grid-row: 2;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-height: 44px;
    width: 72px;
    padding: 7px 6px;
    min-height: 42px;
    font-size: 12px;
    border: 1px solid rgba(116, 71, 255, 0.24);
    border-radius: 8px;
    background: #fff;
    color: var(--purple-deep);
    font: inherit;
    font-weight: 900;
    cursor: pointer;
  }

  .mobile-menu-toggle-icon { display: grid; gap: 4px; width: 20px; }
  .mobile-menu-toggle-icon span {
    display: block;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    transition: transform 160ms ease, opacity 160ms ease;
  }
  .mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-icon span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-icon span:nth-child(2) { opacity: 0; }
  .mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-icon span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .main-nav {
    grid-column: 1 / -1 !important;
    grid-row: 3 !important;
    display: none !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0 !important;
    width: 100% !important;
    margin-left: 0 !important;
    max-height: min(68vh, 620px) !important;
    overflow-x: visible !important;
    overflow-y: auto !important;
    padding: 8px !important;
    border: 1px solid rgba(116, 71, 255, 0.18);
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 18px 46px rgba(75, 34, 184, 0.16);
  }
  .main-nav.is-open { display: flex !important; }

  .main-nav > a,
  .nav-dropdown > summary,
  .nav-menu-group > summary,
  .nav-dropdown-menu a {
    display: flex !important;
    align-items: center;
    width: 100%;
    min-height: 48px;
    padding: 11px 12px !important;
    border-radius: 7px;
    white-space: normal !important;
  }

  .nav-dropdown { width: 100%; }
  .nav-dropdown-menu {
    position: static !important;
    display: none !important;
    min-width: 0 !important;
    padding: 4px 0 8px 12px !important;
    border: 0 !important;
    border-left: 2px solid rgba(116, 71, 255, 0.2) !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    transform: none !important;
  }
  .nav-dropdown[open] > .nav-dropdown-menu { display: grid !important; }

  .nav-dropdown > summary,
  .nav-menu-group > summary { justify-content: space-between; }
  .nav-dropdown > summary::after,
  .nav-menu-group > summary::after { content: "+"; color: var(--purple); font-size: 20px; line-height: 1; }
  .nav-dropdown[open] > summary::after,
  .nav-menu-group[open] > summary::after { content: "−"; }

  .nav-menu-group { width: 100%; padding: 0 !important; border-radius: 7px; }
  .nav-menu-group:hover,
  .nav-menu-group:focus-within { background: transparent !important; }
  .nav-menu-group[open] { background: var(--soft-2) !important; }
  .nav-menu-children { min-width: 0 !important; padding: 0 0 6px 12px !important; }
  .nav-menu-group:hover:not([open]) > .nav-menu-children,
  .nav-menu-group:focus-within:not([open]) > .nav-menu-children { display: none !important; }
  .nav-menu-group[open] > .nav-menu-children { display: grid !important; }

  .language-switcher {
    grid-column: 2;
    grid-row: 2;
    min-width: 0;
    width: 70px;
    padding: 0 4px;
    font-size: 12px;
  }
  .language-switcher span { display: none; }
  .language-switcher select { max-width: 64px; }
  .account-actions {
    grid-column: 3 !important;
    grid-row: 2 !important;
    display: grid !important;
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    min-width: 0;
  }
  .account-actions .nav-login,
  .account-actions .nav-cta {
    min-height: 42px;
    padding-left: 6px;
    padding-right: 6px;
    font-size: 10px;
    white-space: nowrap;
  }

  body.logged-in .account-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}