
  /* V154: keep the existing onboarding interaction, but make its card compact
     enough to leave the highlighted control visible on desktop and landscape. */
  #long-march-bgm-toggle {
    display: none !important;
  }

  .lm-guide-card {
    width: min(350px, calc(100vw - 28px)) !important;
    max-height: calc(100vh - 24px) !important;
    padding: 16px 18px 14px !important;
    border-radius: 16px !important;
  }

  .lm-guide-card__eyebrow {
    margin-bottom: 5px !important;
    font-size: 10px !important;
  }

  .lm-guide-card h2 {
    font-size: clamp(19px, 1.8vw, 24px) !important;
    letter-spacing: 0.02em !important;
  }

  .lm-guide-card__lead {
    margin: 5px 0 10px !important;
    font-size: 12px !important;
    line-height: 1.5 !important;
  }

  .lm-guide-card__items {
    gap: 6px !important;
    margin-bottom: 11px !important;
  }

  .lm-guide-card__item {
    grid-template-columns: 30px minmax(0, 1fr) !important;
    gap: 8px !important;
    min-height: 34px !important;
    padding: 5px 8px !important;
    border-radius: 9px !important;
    font-size: 12.5px !important;
  }

  .lm-guide-card__icon {
    width: 29px !important;
    height: 29px !important;
    border-radius: 8px !important;
    font-size: 15px !important;
  }

  .lm-guide-card__item small {
    margin-top: 0 !important;
    font-size: 10.5px !important;
  }

  .lm-guide-card__footer {
    gap: 10px !important;
  }

  .lm-guide-card__ack {
    min-width: 105px !important;
    min-height: 34px !important;
    padding: 0 13px !important;
    border-radius: 9px !important;
    font-size: 12px !important;
  }

  .lm-guide-card__dot {
    width: 6px !important;
    height: 6px !important;
  }

  .lm-guide-card__dot.is-active {
    width: 18px !important;
  }

  @media (max-height: 560px) {
    .lm-guide-card {
      width: min(330px, calc(100vw - 24px)) !important;
      padding: 12px 14px 11px !important;
    }

    .lm-guide-card__lead {
      margin-bottom: 7px !important;
    }

    .lm-guide-card__items {
      gap: 4px !important;
      margin-bottom: 8px !important;
    }

    .lm-guide-card__item {
      min-height: 30px !important;
      padding: 3px 7px !important;
    }

    .lm-guide-card__icon {
      width: 26px !important;
      height: 26px !important;
    }

    .lm-guide-card__ack {
      min-height: 32px !important;
    }
  }
