.chienowa-online-store-tab {
  position: fixed;
  z-index: 9000;
  top: 50%;
  right: 0;
  display: flex;
  width: 66px;
  height: 176px;
  box-sizing: border-box;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transform: translateY(-50%);
  border: 1px solid #dce3e1;
  border-right: 0;
  border-radius: 9px 0 0 9px;
  background: #fff;
  box-shadow: -5px 7px 16px rgba(30, 34, 33, 0.16);
  color: #1e2221;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN",
    "Yu Gothic", sans-serif;
  text-align: center;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease,
    box-shadow 0.2s ease;
}

.chienowa-online-store-tab__accent {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 8px;
  background: #f6b846;
}

.chienowa-online-store-tab__icon {
  width: 23px;
  height: 23px;
  margin-bottom: 11px;
  fill: none;
  stroke: #71c7c2;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
  transition: stroke 0.2s ease;
}

.chienowa-online-store-tab__brand {
  margin-bottom: 8px;
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1;
}

.chienowa-online-store-tab__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.3;
}

.chienowa-online-store-tab__arrow {
  margin-top: 11px;
  font-size: 17px;
  line-height: 1;
  transition: transform 0.2s ease;
}

@media (hover: hover) {
  .chienowa-online-store-tab:hover {
    background: #1e2221;
    box-shadow: -7px 9px 20px rgba(30, 34, 33, 0.22);
    color: #fff;
  }

  .chienowa-online-store-tab:hover .chienowa-online-store-tab__icon {
    stroke: #fff;
  }

  .chienowa-online-store-tab:hover .chienowa-online-store-tab__arrow {
    transform: translateX(3px);
  }
}

.chienowa-online-store-tab:focus-visible {
  outline: 3px solid #1e2221;
  outline-offset: -3px;
}

@media (max-width: 768px) {
  .chienowa-online-store-tab {
    top: 45%;
    width: 50px;
    height: 138px;
    border-radius: 7px 0 0 7px;
  }

  .chienowa-online-store-tab__accent {
    height: 6px;
  }

  .chienowa-online-store-tab__icon {
    width: 19px;
    height: 19px;
    margin-bottom: 8px;
  }

  .chienowa-online-store-tab__brand {
    margin-bottom: 6px;
    font-size: 7px;
    letter-spacing: 0.08em;
  }

  .chienowa-online-store-tab__label {
    font-size: 10px;
    line-height: 1.25;
  }

  .chienowa-online-store-tab__arrow {
    margin-top: 8px;
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .chienowa-online-store-tab,
  .chienowa-online-store-tab__icon,
  .chienowa-online-store-tab__arrow {
    transition: none;
  }
}