.v1-mobile-menu {
  display: none;
}

@media (min-width: 761px) {
  #ieum-v1-header {
    --v1-menu-accent: #0051ff;
  }

  #ieum-v1-header .main-menu > a {
    z-index: 1;
  }

  #ieum-v1-header .main-menu > a::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -28px;
    width: min(64px, 100%);
    height: 4px;
    border-radius: 999px 999px 0 0;
    background: var(--v1-menu-accent);
    opacity: 0;
    transform: translateX(-50%) scaleX(0.35);
    transform-origin: center;
    transition: opacity 160ms ease, transform 180ms ease;
    pointer-events: none;
  }

  #ieum-v1-header .main-menu > a:hover::after,
  #ieum-v1-header .main-menu > a:focus-visible::after,
  #ieum-v1-header .main-menu > a.is-active::after {
    opacity: 1;
    transform: translateX(-50%) scaleX(1);
  }

  #ieum-v1-header:has(.mega-col:nth-child(1):is(:hover, :focus-within)) .main-menu > a:nth-child(1)::after,
  #ieum-v1-header:has(.mega-col:nth-child(2):is(:hover, :focus-within)) .main-menu > a:nth-child(2)::after,
  #ieum-v1-header:has(.mega-col:nth-child(3):is(:hover, :focus-within)) .main-menu > a:nth-child(3)::after,
  #ieum-v1-header:has(.mega-col:nth-child(4):is(:hover, :focus-within)) .main-menu > a:nth-child(4)::after,
  #ieum-v1-header:has(.mega-col:nth-child(5):is(:hover, :focus-within)) .main-menu > a:nth-child(5)::after,
  #ieum-v1-header:has(.mega-col:nth-child(6):is(:hover, :focus-within)) .main-menu > a:nth-child(6)::after,
  #ieum-v1-header:has(.mega-col:nth-child(7):is(:hover, :focus-within)) .main-menu > a:nth-child(7)::after,
  #ieum-v1-header:has(.mega-col:nth-child(8):is(:hover, :focus-within)) .main-menu > a:nth-child(8)::after,
  #ieum-v1-header:has(.mega-col:nth-child(9):is(:hover, :focus-within)) .main-menu > a:nth-child(9)::after {
    opacity: 1;
    transform: translateX(-50%) scaleX(1);
  }

  #ieum-v1-header .main-menu > a.menu-icheck,
  #ieum-v1-header .main-menu > a.menu-icheck:hover,
  #ieum-v1-header .main-menu > a.menu-icheck:focus-visible,
  #ieum-v1-header .main-menu > a.menu-icheck.is-active {
    color: var(--v1-menu-accent);
  }
}

@media (max-width: 760px) {
  body:has(#ieum-v1-header .v1-mobile-menu[open]) .sticky-join-bar,
  body:has(#ieum-v1-header .v1-mobile-menu[open]) .eb-backtotop {
    display: none !important;
  }

  #ieum-v1-header .site-mainnav .wrap {
    position: relative;
  }

  .v1-mobile-menu {
    display: block;
    position: absolute;
    right: 16px;
    top: 16px;
    z-index: 1002;
  }

  .v1-mobile-menu > summary {
    display: grid;
    width: 42px;
    height: 42px;
    margin: 0;
    padding: 11px 10px;
    list-style: none;
    cursor: pointer;
    border: 1px solid #dbe6f4;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(8, 38, 57, 0.08);
  }

  .v1-mobile-menu > summary::-webkit-details-marker {
    display: none;
  }

  .v1-mobile-menu > summary span {
    display: block;
    width: 20px;
    height: 2px;
    align-self: center;
    border-radius: 999px;
    background: #061b3a;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .v1-mobile-menu[open] > summary span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .v1-mobile-menu[open] > summary span:nth-child(2) {
    opacity: 0;
  }

  .v1-mobile-menu[open] > summary span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .v1-mobile-menu__panel {
    position: fixed;
    top: 75px;
    right: 0;
    bottom: 0;
    left: 0;
    overflow-y: auto;
    padding: 18px 18px 30px;
    border-top: 1px solid #e3ebf5;
    background: rgba(247, 250, 255, 0.98);
    box-shadow: 0 20px 50px rgba(8, 38, 57, 0.12);
    backdrop-filter: blur(18px);
  }

  .v1-mobile-menu__panel nav {
    display: grid;
    gap: 10px;
    max-width: 520px;
    margin: 0 auto;
  }

  .v1-mobile-menu__group {
    overflow: hidden;
    border: 1px solid #e0e8f3;
    border-radius: 14px;
    background: #fff;
  }

  .v1-mobile-menu__primary {
    display: flex;
    min-height: 50px;
    align-items: center;
    padding: 0 16px;
    color: #061b3a;
    font-size: 16px;
    font-weight: 800;
  }

  .v1-mobile-menu__primary.is-active {
    color: #086df5;
  }

  .v1-mobile-menu__sub {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    padding: 1px;
    border-top: 1px solid #edf2f8;
    background: #edf2f8;
  }

  .v1-mobile-menu__sub a {
    display: flex;
    min-height: 42px;
    align-items: center;
    padding: 8px 14px;
    color: #516078;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.35;
    background: #fff;
  }

  .v1-mobile-menu__account {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    max-width: 520px;
    margin: 14px auto 0;
  }

  .v1-mobile-menu__account a {
    display: flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    background: #086df5;
  }
}

@media (prefers-reduced-motion: reduce) {
  #ieum-v1-header .main-menu > a::after,
  .v1-mobile-menu > summary span {
    transition: none;
  }
}