@media (max-width: 900px) {
  .header.open nav {
    height: 126px;
    gap: 14px;
    padding: 20px 24px 18px;
    transform: none;
    z-index: 1;
  }

  .header.open nav a {
    line-height: 20px;
  }

  .header.open .head-actions {
    position: absolute;
    top: 198px;
    right: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 14px 24px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(9, 24, 34, 0.96);
    z-index: 1;
  }

  .header.open .head-actions button {
    width: 100%;
    min-height: 44px;
    padding: 10px 0;
    border: 0;
    background: transparent;
    color: #fff;
    text-align: left;
    font: inherit;
    font-size: 14px;
    font-weight: 600;
  }

  .header.open .head-actions .demo {
    display: flex;
    width: 100%;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    text-align: center;
  }
}