/* 教員タイトルエリア */
.teacher-title-area {
  padding-left: 4vw;
  padding-top: 5vw;
  padding-bottom: 6vw;
    /*背景画像指定*/
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3; /* 縦横比 */
  overflow: hidden;
}

/* 背景画像 */
.teacher-header-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.teacher-title-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  color: rgb(253, 253, 253);
  font-weight: bold;
  text-align: center;
  letter-spacing: 0.05em;
  font-size: clamp(24px, 5vw, 60px);
  text-shadow:
    1px 1px 2px rgba(0, 0, 0, 0.9),
    -1px -1px 2px rgba(0, 0, 0, 0.9),
    0 0 6px rgba(0, 0, 0, 0.5);
}


/* 教員カード全体 */
.teacher-container {
  margin-top: 40px;
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
}

/* 個別カード */
.teacher-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
  padding: 20px;
  margin: 0 3.5vw;
  background-color: #f0f0f0;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  box-sizing: border-box;
  min-height: 180px;
}

/* 教員画像 */
.teacher-image {
  width: 150px;
  height: auto;
  border-radius: 10px;
  flex-shrink: 0;
}

/* 教員情報 */
.teacher-info {
  flex: 1;
  min-width: 0;
}

/* 職位 */
.teacher-title {
  font-size: 14px;
  margin: 0 0 4px;
  color: #333;
}
.teacher-title.light-mode {
  color: #444;
}

/* 氏名 */
.teacher-name {
  margin: 0;
  font-size: 20px;
  color: #1078b9;
}
.teacher-name.light-mode {
  color: #006699;
}

/* カナ表記 */
.teacher-kana {
  font-size: 14px;
  margin-bottom: 10px;
  color: #444;
}
.teacher-kana.lite-mode {
  color: #666;
}

/* 概要テキスト */
.teacher-info p {
  font-size: 14px;
  line-height: 1.5;
  margin: 4px 0;
  color: #333;
}

/* 詳細項目 */
.teacher-detail {
  margin: 6px 0;
  font-size: 14px;
  line-height: 1.6;
  color: #333;
}
.teacher-detail span {
  display: block;
  margin-bottom: 6px;
  padding-left: 1em;
  position: relative;
}
.teacher-detail span::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: #1078b9;
  font-weight: bold;
}
.teacher-detail strong {
  display: inline-block;
  color: #1078b9;
  font-weight: bold;
  margin-bottom: 2px;
}

/* "more→" リンク */
.teacher-more-link {
  margin-top: auto;
  text-align: right;
  width: 100%;
}
.teacher-more-link a {
  font-size: 14px;
  font-weight: bold;
  color: #004488;
  text-decoration: none;
  transition: color 0.3s;
}
.teacher-more-link a:hover {
  color: #3377cc;
  text-decoration: underline;
}

/* モバイル対応 */
@media screen and (max-width: 600px) {
  .teacher-title-area{
    height: 100vh;
  }
  .teacher-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 16px;
  }

  .teacher-image {
    width: 120px;
    margin-bottom: 12px;
  }

  .teacher-info {
    width: 100%;
    min-width: unset;
  }

  .teacher-title,
  .teacher-kana,
  .teacher-info p,
  .teacher-detail,
  .teacher-more-link a {
    font-size: 13px;
  }

  .teacher-name {
    font-size: 18px;
  }

  .teacher-detail span {
    padding-left: 1.2em;
  }

  .teacher-detail span::before {
    content: "▹";
    left: 0;
    top: 0.1em;
  }

  .teacher-more-link {
    text-align: center;
    margin-top: 16px;
  }
}