@charset "utf-8";

/* ==========================================================================
   ブログ専用スタイル - blog.css
   佐藤まさしHP テーマカラー: Navy(#1d2088), Gold(#c5a028), White
   ========================================================================== */

/* --------------------------------------------------------------------------
   ブログ記事一覧 - アーカイブセクション
   -------------------------------------------------------------------------- */
.blog-archive-section {
  padding: 3% 5% 5%;
}

.blog-archive-header {
  text-align: center;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 3px solid var(--primary-color);
  position: relative;
}

.blog-archive-header::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: #c5a028;
}

.blog-archive-header h2 {
  margin-bottom: 0.5em;
}

.blog-archive-desc {
  color: #555;
  font-size: 0.95rem;
  margin: 0;
}

/* --------------------------------------------------------------------------
   記事カードグリッド
   -------------------------------------------------------------------------- */
.blog-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

@media screen and (min-width: 600px) {
  .blog-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (min-width: 900px) {
  .blog-card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

/* --------------------------------------------------------------------------
   記事カード
   -------------------------------------------------------------------------- */
.blog-card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(29, 32, 136, 0.1);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(29, 32, 136, 0.2);
}

.blog-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

/* サムネイル部分 */
.blog-card-thumb {
  position: relative;
  width: 100%;
  padding-top: 60%; /* 5:3アスペクト比 */
  overflow: hidden;
  background: #eef0f8;
}

.blog-card-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-img {
  transform: scale(1.05);
}

.blog-card-img--noimg {
  object-fit: contain;
  padding: 20%;
  opacity: 0.4;
}

/* カテゴリーバッジ */
.blog-card-category {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--primary-color);
  color: #fff;
  font-size: 0.72rem;
  font-weight: bold;
  padding: 3px 10px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

/* カード本文エリア */
.blog-card-body {
  padding: 1rem 1.1rem 1.3rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-date {
  font-size: 0.8rem;
  color: #888;
  margin-bottom: 0.5em;
  display: block;
}

.blog-card-date i {
  color: var(--primary-color);
  margin-right: 0.3em;
}

.blog-card-title {
  font-size: 0.95rem;
  font-weight: bold;
  color: #111;
  line-height: 1.55;
  margin: 0 0 0.6em;
  /* 3行で省略 */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-excerpt {
  font-size: 0.82rem;
  color: #555;
  line-height: 1.6;
  margin: 0 0 auto;
  /* 3行で省略 */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-more {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.82rem;
  color: var(--primary-color);
  font-weight: bold;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.blog-card:hover .blog-card-more {
  border-color: var(--primary-color);
}

.blog-card-more i {
  transition: transform 0.2s;
}

.blog-card:hover .blog-card-more i {
  transform: translateX(3px);
}

/* --------------------------------------------------------------------------
   ページネーション
   -------------------------------------------------------------------------- */
.blog-pagination {
  margin: 2.5rem 0 0;
  text-align: center;
}

.blog-pagination .nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.blog-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--primary-color);
  border: 2px solid #dde0f5;
  transition: 0.25s;
  font-weight: bold;
}

.blog-pagination .page-numbers.current {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

.blog-pagination .page-numbers:hover:not(.current) {
  background: #eef0fb;
  border-color: var(--primary-color);
}

.blog-pagination .page-numbers.prev,
.blog-pagination .page-numbers.next {
  width: auto;
  padding: 0 14px;
  border-radius: 20px;
  font-size: 0.82rem;
}

/* 記事なし */
.blog-empty {
  text-align: center;
  padding: 4rem 0;
  color: #888;
  font-size: 1rem;
}

.blog-empty i {
  font-size: 3rem;
  color: #ccc;
  display: block;
  margin-bottom: 1rem;
}


/* ==========================================================================
   記事詳細ページ - single.php
   ========================================================================== */
.blog-single-section {
  padding: 3% 5% 5%;
}

/* パンくず */
.blog-breadcrumb {
  font-size: 0.78rem;
  color: #888;
  margin-bottom: 1.5rem;
  line-height: 1.8;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3em;
}

.blog-breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.blog-breadcrumb a:hover {
  text-decoration: underline;
}

.blog-breadcrumb .sep {
  font-size: 0.65rem;
  color: #bbb;
}

/* 記事ヘッダー */
.blog-single-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid #eef0f8;
}

.blog-single-meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
}

.blog-single-category {
  background: var(--primary-color);
  color: #fff;
  font-size: 0.78rem;
  font-weight: bold;
  padding: 3px 12px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

.blog-single-date {
  font-size: 0.85rem;
  color: #888;
}

.blog-single-date i {
  color: var(--primary-color);
  margin-right: 0.3em;
}

.blog-single-title {
  font-size: 1.4rem;
  font-weight: bold;
  color: #111;
  line-height: 1.6;
  text-align: left;
  letter-spacing: 0.02em;
  margin: 0;
  border-bottom: none;
}

@media screen and (min-width: 900px) {
  .blog-single-title {
    font-size: 1.8rem;
  }
}

/* アイキャッチ画像 */
.blog-single-thumbnail {
  margin: 0 auto 2.5rem;
  max-width: 760px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
  text-align: center;
}

.blog-single-thumb-img {
  width: 100%;
  height: auto;
  display: block;
  max-height: 450px;
  object-fit: cover;
}

/* 記事本文 */
.blog-single-content {
  font-size: 1rem;
  line-height: 1.9;
  color: #333;
  margin-bottom: 3rem;
}

/* Gutenbergブロックエディタ対応スタイル */
.blog-single-content h2 {
  font-size: 1.4rem;
  font-weight: bold;
  color: #fff;
  background: var(--primary-color);
  padding: 0.5em 1em;
  margin-top: 2em;
  margin-bottom: 1em;
  border-radius: 4px;
  text-align: left;
  letter-spacing: 0.05em;
}

.blog-single-content h2 span {
  display: none; /* 記事内h2のspanタグ装飾を無効化 */
}

.blog-single-content h3 {
  font-size: 1.15rem;
  font-weight: bold;
  color: var(--primary-color);
  border-left: 4px solid var(--primary-color);
  border-bottom: 1px solid #dde0f5;
  padding: 0.3em 0.8em;
  margin-top: 1.8em;
  margin-bottom: 0.8em;
  text-align: left;
}

.blog-single-content h4 {
  font-size: 1.05rem;
  font-weight: bold;
  color: #333;
  padding-left: 0.8em;
  border-left: 3px solid #c5a028;
  margin-top: 1.5em;
  margin-bottom: 0.6em;
}

.blog-single-content p {
  margin-bottom: 1.4em;
}

.blog-single-content ul,
.blog-single-content ol {
  padding-left: 1.8em;
  margin-bottom: 1.4em;
}

.blog-single-content li {
  margin-bottom: 0.4em;
}

.blog-single-content blockquote {
  border-left: 4px solid var(--primary-color);
  margin: 1.5em 0;
  padding: 1em 1.5em;
  background: #f7f8fd;
  color: #555;
  border-radius: 0 4px 4px 0;
}

.blog-single-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 1em 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.blog-single-content figure {
  margin: 1.5em 0;
  text-align: center;
}

.blog-single-content figcaption {
  font-size: 0.8rem;
  color: #888;
  margin-top: 0.4em;
}

.blog-single-content a {
  color: var(--primary-color);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.blog-single-content a:hover {
  border-color: var(--primary-color);
  opacity: 1;
}

.blog-single-content strong {
  color: #1d2088;
  font-weight: bold;
}

/* --------------------------------------------------------------------------
   シェアボタン
   -------------------------------------------------------------------------- */
.blog-share {
  background: #f7f8fd;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 2.5rem;
}

.blog-share-title {
  font-size: 0.85rem;
  font-weight: bold;
  color: #555;
  margin-bottom: 0.8rem;
  text-align: center;
  letter-spacing: 0.05em;
}

.blog-share-buttons {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
}

.blog-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: 0.85rem;
  font-weight: bold;
  text-decoration: none;
  padding: 0.55em 1.2em;
  border-radius: 4px;
  transition: 0.2s;
  color: #fff;
}

.blog-share-btn i { font-size: 1rem; }

.blog-share-btn--x {
  background: #000;
}
.blog-share-btn--x:hover { background: #333; opacity: 1; }

.blog-share-btn--fb {
  background: #1877f2;
}
.blog-share-btn--fb:hover { background: #1463c8; opacity: 1; }

.blog-share-btn--line {
  background: #06c755;
}
.blog-share-btn--line:hover { background: #05a848; opacity: 1; }

/* --------------------------------------------------------------------------
   前後の記事ナビゲーション
   -------------------------------------------------------------------------- */
.blog-post-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 2px solid #eef0f8;
  flex-wrap: wrap;
}

.blog-post-nav-prev,
.blog-post-nav-next {
  flex: 1;
  min-width: 0;
}

.blog-post-nav-next {
  text-align: right;
}

.blog-post-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: 0.85rem;
  color: var(--primary-color);
  font-weight: bold;
  text-decoration: none;
  padding: 0.5em 0.8em;
  border: 2px solid #dde0f5;
  border-radius: 4px;
  transition: 0.2s;
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.blog-post-nav a:hover {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
  opacity: 1;
}

.blog-post-nav-list {
  flex: 0 0 auto;
  background: var(--primary-color);
  color: #fff !important;
  border-color: var(--primary-color) !important;
  font-size: 0.8rem !important;
}

.blog-post-nav-list:hover {
  background: #2930b0 !important;
  opacity: 1 !important;
}


/* ==========================================================================
   フロントページ「活動報告」セクション向けブログ記事一覧カード（3列用）
   ========================================================================== */
.front-blog-section {
  background: #f5f6fb;
  padding: 4% 5%;
}

.front-blog-section h2 {
  color: #000;
}

.front-blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

@media screen and (min-width: 600px) {
  .front-blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media screen and (min-width: 900px) {
  .front-blog-grid { grid-template-columns: repeat(3, 1fr); }
}

.front-blog-card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(29,32,136,0.08);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}

.front-blog-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(29,32,136,0.16);
}

.front-blog-card a {
  display: block;
  color: inherit;
  text-decoration: none;
}

.front-blog-thumb {
  position: relative;
  width: 100%;
  padding-top: 60%;
  overflow: hidden;
  background: #eef0f8;
}

.front-blog-thumb img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}

.front-blog-card:hover .front-blog-thumb img {
  transform: scale(1.06);
}

.front-blog-body {
  padding: 0.9rem 1rem 1.1rem;
}

.front-blog-date {
  font-size: 0.75rem;
  color: #888;
  margin-bottom: 0.3em;
  display: block;
}

.front-blog-date i { color: var(--primary-color); margin-right: 0.3em; }

.front-blog-title {
  font-size: 0.88rem;
  font-weight: bold;
  color: #111;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.front-blog-more-btn {
  display: block;
  text-align: center;
  max-width: 260px;
  margin: 0 auto;
  padding: 0.8em 2em;
  background: var(--primary-color);
  color: #fff;
  font-weight: bold;
  text-decoration: none;
  border-radius: 4px;
  font-size: 0.9rem;
  transition: 0.2s;
  letter-spacing: 0.05em;
}

.front-blog-more-btn:hover {
  background: #2930b0;
  opacity: 1;
  color: #fff;
}


/* ==========================================================================
   活動記録カテゴリーフィルター
   ========================================================================== */
.activity-cat-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.2rem;
}

.activity-cat-btn {
  display: inline-block;
  padding: 0.35em 1em;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: bold;
  text-decoration: none;
  color: var(--primary-color);
  border: 2px solid #dde0f5;
  background: #fff;
  transition: 0.2s;
  letter-spacing: 0.03em;
}

.activity-cat-btn:hover,
.activity-cat-btn.active {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
  opacity: 1;
}


/* ==========================================================================
   画像なし時のプレースホルダー
   ========================================================================== */
.blog-card-no-img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eef0f8 0%, #dde1f5 100%);
}

.blog-card-no-img i {
  font-size: 2.5rem;
  color: var(--primary-color);
  opacity: 0.3;
}