.mhb-banner {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  z-index: 9999;
  opacity: 1;
  visibility: visible;
  transition: opacity var(--mhb-fade-ms, 260ms) ease, transform var(--mhb-fade-ms, 260ms) ease;
}

.mhb-banner--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(calc(-50% + var(--mhb-fade-offset, 14px)));
}

.mhb-banner__list {
  display: flex;
  flex-direction: column;
}

.mhb-banner__link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: var(--mhb-pc-width, 63px);
  width: var(--mhb-pc-width, 63px);
  min-height: 210px;
  padding: 12px 8px;
  background: var(--mhb-bg, #1f4d3b);
  color: var(--mhb-color, #ffffff);
  border-radius: 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  text-decoration: none;
  writing-mode: vertical-rl;
  text-orientation: upright;
  line-height: 1.25;
  transition: opacity 0.2s ease;
}

.mhb-banner__link + .mhb-banner__link {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.mhb-banner__link:hover {
  opacity: 0.94;
}

.mhb-banner__label {
  font-size: var(--mhb-font-pc-main, 14px);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: center;
  margin: 0 auto;
}

.mhb-banner__sub {
  font-size: var(--mhb-font-pc-sub, 10px);
  opacity: 0.95;
  text-align: center;
  margin: 0 auto;
}

.mhb-banner__link--single {
  gap: 0;
}

.mhb-banner__link--single .mhb-banner__label {
  transform: none;
}

@media (max-width: 767px) {
  .mhb-banner {
    top: auto;
    right: 0;
    left: 0;
    bottom: 0;
    transform: none;
  }

  .mhb-banner--hidden {
    transform: translateY(var(--mhb-fade-offset, 14px));
  }

  .mhb-banner__list {
    display: grid;
    grid-template-columns: 1fr;
  }

  .mhb-banner--count-2 .mhb-banner__list {
    grid-template-columns: 1fr 1fr;
  }

  .mhb-banner--count-3 .mhb-banner__list {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .mhb-banner__link {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    min-height: 0;
    min-width: 0;
    width: 100%;
    min-height: var(--mhb-mobile-height, 52px);
    height: var(--mhb-mobile-height, 52px);
    padding: 10px 12px;
    flex-direction: column;
    justify-content: center;
    gap: 3px;
    border-radius: 0;
  }

  .mhb-banner__link--single {
    justify-content: center;
  }

  .mhb-banner__link + .mhb-banner__link {
    border-top: none;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
  }

  .mhb-banner__label {
    font-size: var(--mhb-font-mobile-main, 13px);
  }

  .mhb-banner__sub {
    font-size: var(--mhb-font-mobile-sub, 11px);
  }
}