@charset "UTF-8";

.header_nav_title.business::after {
  width: 100%;
}

.crm--header {
  background-color: #fff;
}

/* contents_area
=========================== */
.contents_area {
  position: relative;
  padding-top: 180px;
  padding-bottom: 100px;
  border-top: 3px solid #213495;
}
.contents_area .inner {
  max-width: 1200px;
}
.contents_head {
  margin-bottom: 100px;
}
.head-border {
  display: flex;
  align-items: center;
  text-align: center;
  font-size: 36px;
  letter-spacing: 0.05em;
  line-height: 1.5;
  color: #213495;
}
.head-border:before,
.head-border:after {
  content: "";
  height: 1px;
  flex-grow: 1;
  background-color: #213495;
}
.head-border:before {
  margin-right: 30px;
}
.head-border:after {
  margin-left: 30px;
}
.contents_head_lead {
  margin-top: 20px;
  text-align: center;
  font-size: 20px;
  letter-spacing: 0.05em;
  line-height: 1.4;
}

@media only screen and (max-width: 768px) {
  .contents_area {
    padding-top: 120px;
    padding-bottom: 60px;
  }
  .contents_head {
    margin-bottom: 40px;
  }
  .head-border {
    font-size: 20px;
  }
  .head-border:before {
    margin-right: 10px;
  }
  .head-border:after {
    margin-left: 10px;
  }
  .contents_head_lead {
    margin-top: 14px;
    font-size: 16px;
  }
}

/* ============================================
     全体レイアウト
  ============================================ */
.blog-main--wrap {
  display: flex;
  flex-direction: column;
  row-gap: 60px;
}
.blog-wrap {
  display: flex;
  gap: 80px;
  align-items: flex-start;
  line-height: 1.7;
}

@media only screen and (max-width: 768px) {
  .blog-main--wrap {
    row-gap: 30px;
  }
  .blog-wrap {
    display: contents;
  }
}

/* ============================================
     メイン（左カラム）
  ============================================ */
.blog-item {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.blog-thumb {
  width: 100%;
  aspect-ratio: 16/11;
  overflow: hidden;
  border-radius: 4px;
}

.blog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.blog-date {
  font-size: 13px;
  letter-spacing: 0.03em;
}

/* --- カテゴリーバッジ --- */
.badge {
  display: inline-block;
  box-sizing: border-box;
  font-size: 13px;
  text-align: center;
  padding: 5px 6px;
  min-width: 90px;
  border-radius: 100px;
  color: #fff;
  letter-spacing: 0.05em;
  line-height: 1;
  white-space: nowrap;
}

.badge--president {
  background: #c0504d;
}
.badge--diary {
  background: #604a7b;
}
.badge--column {
  background: #e46c0b;
}
.badge--construction {
  background: #215968;
}
.badge--sales {
  background: #604a7b;
}
.badge--other {
  background: #4bacc6;
}
.badge--staff {
  background: #77933c;
}

.blog-title {
  font-size: 20px;
  margin-bottom: 14px;
  line-height: 1.5;
}

.blog-excerpt {
  font-size: 14px;
  letter-spacing: 0.03em;
  line-height: 1.7;
}

@media only screen and (max-width: 768px) {
  .blog-main {
    order: 0;
  }
  .blog-item {
    flex-direction: column;
    gap: 20px;
  }
  .badge {
    font-size: 12px;
    padding: 3px 6px;
    min-width: 60px;
  }
  .blog-title {
    font-size: 16px;
  }
  .blog-excerpt {
    font-size: 12px;
  }
}

/* ============================================
     サイドバー（右カラム）
  ============================================ */
.blog-sidebar {
  width: 300px;
  flex-shrink: 0;
  position: sticky;
  top: 160px; /* 上部に固定 */
}

.sidebar-block {
  background: #fff;
  border: 1px solid #e2e2e2;
  margin-bottom: 20px;
  padding: 18px 16px;
}

.sidebar-title {
  font-size: 14px;
  font-weight: bold;
  color: #333;
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid #213495;
  letter-spacing: 0.05em;
}

/* --- 最近の投稿 --- */
.sidebar-posts {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-posts li {
  border-bottom: 1px dotted #ddd;
  padding: 7px 0;
}

.sidebar-posts li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.sidebar-posts a {
  font-size: 14px;
  margin-left: 14px;
  text-indent: -14px;
  color: #444;
  text-decoration: none;
  line-height: 1.5;
  display: block;
}

.sidebar-posts a::before {
  content: "・";
  color: #213495;
}

.sidebar-posts a:hover {
  color: #213495;
  text-decoration: underline;
}

/* --- アーカイブ --- */
.sidebar-archive {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-archive li {
  border-bottom: 1px dotted #ddd;
  padding: 6px 0;
}

.sidebar-archive li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.sidebar-archive a {
  font-size: 14px;
  color: #444;
  text-decoration: none;
  display: block;
}

.sidebar-archive a::before {
  content: "・";
  color: #888;
}

.sidebar-archive a:hover {
  color: #213495;
  text-decoration: underline;
}

/* --- カテゴリー --- */
.sidebar-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.sidebar-cats li {
  width: calc(50% - 5px);
}
.sidebar-cats a {
  /* display: inline-block; */
  text-decoration: none;
}

.sidebar-cats .badge {
  width: 100%;
  opacity: 0.9;
  transition: opacity 0.2s;
}

.sidebar-cats .badge:hover {
  opacity: 1;
}

@media only screen and (max-width: 768px) {
  .blog-sidebar {
    order: 2;
    width: 100%;
    position: static;
    margin-top: 30px;
  }
  /* --- カテゴリー --- */
  .sidebar-cats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }
  .sidebar-cats li {
    width: 100%;
  }
}

/* ボタン
============================= */
.blog_link {
  width: 100%;
  max-width: 400px;
  margin-inline: auto;
}
.blog_link .readmore-btn {
  max-width: 600px;
  margin-inline: auto;
  font-size: 24px;
}
.blog_link .readmore-btn .arrow {
  padding-block: 21px;
}

@media only screen and (max-width: 768px) {
  .blog_link {
    order: 1;
  }
  .blog_link .readmore-btn {
    font-size: 16px;
  }
  .blog_link .readmore-btn .arrow {
    padding-block: 16px;
  }
}