@charset "UTF-8";

header {
  background: #F5F5F1;
}

section {
  padding: 0;
  padding-bottom: 5em;
  margin-bottom: 2em;
}

h2.second_h2 {
  font-size: 4.4vw;
  line-height: 1.2;
  width: 100%;
  padding: 0 0 1vw;
  background: #F5F5F1;
  text-align: center;
  color: #D49090;
}
h2.second_h2 span {
  display: block;
  margin: 0 auto 2vw;
}
h2.second_h2 span img {
  display: block;
  margin: 0 auto;
}
h2.second_h2 span + span {
  background: url(../img/h2_bd.png) no-repeat bottom center;
  padding: 0 0 2vw;
}

/* SPレイアウト */
@media screen and (max-width: 768px) {
  h2.second_h2 {
    font-size: 24px;
    padding: 0 0 10px;
  }
  h2.second_h2 span {
    margin: 0 auto 10px;
  }
  h2.second_h2 span img {
    max-width: 120px;
    height: auto;
  }
  h2.second_h2 span + span {
    padding: 0 0 10px;
    background-size: 60px auto;
  }
}

/* ==========================================================================
   コラム一覧 (縦並び)
   ========================================================================== */
.column-list {
  max-width: 1000px;
  margin: 4vw auto;
  padding: 0 4%;
}

.column-item {
  display: flex;
  align-items: flex-start; /* 右側のテキスト長さに引っ張られて画像が縦伸びするのを防ぐ */
  padding: 2.5vw 0;
  border-bottom: 1px solid #EAEAE2;
  text-decoration: none;
  color: #343426;
  transition: opacity 0.3s ease;
}

.column-item:hover {
  opacity: 0.8;
}

.column-item__img-wrapper {
  width: 25%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #f7f7f5;
  margin-right: 3vw;
}

.column-item__img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.column-item__info {
  width: 72%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.column-item__date {
  font-size: 1vw;
  color: #9A9A8B;
  margin-bottom: 0.5vw;
  font-family: inherit;
}

.column-item__title {
  font-size: 1.5vw;
  font-weight: bold;
  line-height: 1.4;
  margin-bottom: 0.8vw;
  color: #343426;
}

.column-item__excerpt {
  font-size: 1.1vw;
  line-height: 1.6;
  color: #6E6E5E;
}

/* ページネーション */
.column-pagination {
  margin: 4vw auto 0;
  text-align: center;
  display: flex;
  justify-content: center;
  gap: 10px;
}

.column-pagination .page-numbers {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid #EAEAE2;
  color: #343426;
  text-decoration: none;
  font-size: 14px;
  transition: all 0.3s ease;
  background: #FFF;
}

.column-pagination .page-numbers:hover {
  background: #F5F5F1;
  border-color: #D49090;
  color: #D49090;
}

.column-pagination .page-numbers.current {
  background: #D49090;
  border-color: #D49090;
  color: #FFF;
  pointer-events: none;
}

/* ==========================================================================
   コラム詳細
   ========================================================================== */
.column-detail {
  max-width: 800px;
  margin: 4vw auto;
  padding: 0 4%;
}

.column-detail__header {
  border-bottom: 2px solid #D49090;
  padding-bottom: 1.5vw;
  margin-bottom: 2.5vw;
}

.column-detail__date {
  font-size: 1.1vw;
  color: #9A9A8B;
  margin-bottom: 0.8vw;
}

.column-detail__title {
  font-size: 2.2vw;
  font-weight: bold;
  line-height: 1.4;
  color: #343426;
}

.column-detail__eyecatch {
  width: 100%;
  margin-bottom: 3vw;
}

.column-detail__eyecatch img {
  width: 100%;
  height: auto;
  display: block;
}

.column-detail__body {
  font-size: 15px;
  line-height: 1.8;
  color: #343426;
  margin-bottom: 4vw;
}

.column-detail__body p {
  margin-bottom: 1.5em;
}

.column-detail__body h3 {
  font-size: 1.8em;
  color: #D49090;
  border-left: 4px solid #D49090;
  padding-left: 15px;
  margin: 2em 0 1em;
  line-height: 1.3;
}

.column-detail__body h4 {
  font-size: 1.4em;
  margin: 1.8em 0 0.8em;
  font-weight: bold;
}

.column-detail__body ul,
.column-detail__body ol {
  margin: 1.5em 0;
  padding-left: 20px;
}

.column-detail__body ul {
  list-style: disc;
}

.column-detail__body ol {
  list-style: decimal;
}

.column-detail__body li {
  margin-bottom: 0.5em;
}

.column-detail__body img {
  max-width: 100%;
  height: auto;
  margin: 1.5em auto;
  display: block;
}

.column-detail__back-btn-wrap {
  text-align: center;
  margin-top: 4vw;
  border-top: 1px solid #EAEAE2;
  padding-top: 3vw;
}

.column-detail__back-btn {
  display: inline-block;
  padding: 12px 40px;
  background: #D49090;
  color: #FFF;
  text-decoration: none;
  font-weight: bold;
  font-size: 16px;
  transition: background 0.3s ease;
  border-radius: 4px;
}

.column-detail__back-btn:hover {
  background: #b57272;
}

/* ==========================================================================
   レスポンシブ表示 (タブレット・スマホ)
   ========================================================================== */
@media screen and (max-width: 768px) {
  .column-list {
    margin: 20px auto;
  }

  .column-item {
    flex-direction: column;
    padding: 20px 0;
  }

  .column-item__img-wrapper {
    width: 100%;
    margin-right: 0;
    margin-bottom: 15px;
  }

  .column-item__info {
    width: 100%;
  }

  .column-item__date {
    font-size: 12px;
    margin-bottom: 5px;
  }

  .column-item__title {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .column-item__excerpt {
    font-size: 13px;
  }

  .column-detail {
    margin: 20px auto;
  }

  .column-detail__header {
    padding-bottom: 10px;
    margin-bottom: 20px;
  }

  .column-detail__date {
    font-size: 12px;
    margin-bottom: 5px;
  }

  .column-detail__title {
    font-size: 20px;
  }

  .column-detail__eyecatch {
    margin-bottom: 20px;
  }

  .column-detail__body {
    font-size: 14px;
  }

  .column-detail__back-btn-wrap {
    margin-top: 30px;
    padding-top: 20px;
  }

  .column-detail__back-btn {
    font-size: 14px;
    padding: 10px 30px;
  }
}