@charset "UTF-8";

/* タイトル画像左下のPC用補助リンクアイコン */
#slender { position: relative; }

.title-utility-icons {
  position: absolute;
  z-index: 31;
  left: 10px;
  bottom: 10px;
  display: flex;
  align-items: center;
  gap: 7px;
  text-align: left;
}

.title-utility-icons__link {
  position: relative;
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: clamp(28px, 3.2vw, 36px);
  height: clamp(28px, 3.2vw, 36px);
  padding: 0;
  border: 1.7px solid #172a32;
  border-radius: 50%;
  background: #fff;
  color: #172a32;
  box-shadow: 0 1px 5px rgba(0, 0, 0, .22);
  line-height: 1;
  text-decoration: none;
}

.title-utility-icons__link svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
  fill: none;
  stroke: #172a32;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* 封筒の図柄を少し縮小し、円との間に余白を作る */
.title-utility-icons__link:first-child svg {
  width: 76%;
  height: 76%;
}

/* 本の図柄も少し余白を持たせ、見かけの大きさをそろえる */
.title-utility-icons__link:nth-child(3) svg {
  width: 88%;
  height: 88%;
}

.title-utility-icons__link:hover,
.title-utility-icons__link:focus-visible {
  filter: brightness(.96);
  outline: 2px solid #d9b56d;
  outline-offset: 2px;
}

/* 音源ボタンの説明表示と同じ配置・文字サイズ。title属性は使わない */
.title-utility-icons__link::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 50;
  width: max-content;
  max-width: 220px;
  box-sizing: border-box;
  padding: 3px 4px;
  border: 1px solid #d3dce0;
  border-radius: 5px;
  background: #fff;
  color: #263238;
  font-size: .70rem;
  font-weight: normal;
  line-height: normal;
  white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.title-utility-icons__link:hover::after,
.title-utility-icons__link:focus-visible::after {
  opacity: 1;
  visibility: visible;
}

@media screen and (max-width: 600px) {
  .title-utility-icons { display: none !important; }
}