/* .listページのサイドバーだけ白背景 */
.list .sidebar .widget.profile-widget,
.list .sidebar .widget.categories-widget,
.list .sidebar .widget.recent-posts-widget {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}
/* ダークモード時のサイドバーウィジェット背景色調整 */
@media (prefers-color-scheme: dark) {
  .list .sidebar .widget.profile-widget,
  .list .sidebar .widget.categories-widget,
  .list .sidebar .widget.recent-posts-widget {
    background: var(--code-bg, #23272f);
    /* 変数がなければPaperModのダーク背景色にフォールバック */
    color: var(--primary, #e5e7eb);
  }
}
/* ロゴスタイル - 家のアイコン付き */
.site-logo.logo-house {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s ease;
  margin-top: 20px; /* ロゴ上部の余白 */
}

.site-logo.logo-house:hover {
  opacity: 0.9;
}

.logo-house .house-icon {
  width: 60px;
  height: 60px;
  position: relative;
  flex-shrink: 0;
}

.logo-house .house-icon svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
  transition: filter 0.3s ease;
}

.logo-house:hover .house-icon svg {
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.15));
}

.logo-house .house-text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.logo-house .house-text .solo {
  color: #c00; /* コントラストの高い赤系強調色 */
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.logo-house .house-text .site-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
}

/* ダークモード対応 */
.dark .logo-house .house-icon svg path:first-child {
  fill: #60a5fa;
}

.dark .logo-house .house-icon svg path:nth-child(2) {
  stroke: #3b82f6;
}

.dark .logo-house .house-icon svg rect {
  fill: #fde047;
  stroke: #facc15;
}

.dark .logo-house .house-text .solo {
  color: #f87171;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .logo-house .house-icon {
    width: 45px;
    height: 45px;
  }

  .logo-house .house-text .solo {
    font-size: 12px;
  }

  .logo-house .house-text .site-title {
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  .site-logo.logo-house {
    gap: 12px;
  }

  .logo-house .house-icon {
    width: 40px;
    height: 40px;
  }

  .logo-house .house-text .solo {
    display: none; /* モバイルでは非表示 */
  }

  .logo-house .house-text .site-title {
    font-size: 16px;
  }
}

/* 記事タイトルとディスクリプション */
.post-title {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary);
  position: relative;
  padding: 1.5rem 2rem;
  background: linear-gradient(
    135deg,
    rgba(var(--primary-rgb), 0.05) 0%,
    rgba(var(--primary-rgb), 0.02) 100%
  );
  border-left: 5px solid var(--primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: background 0.3s ease;
}

.post-title:hover {
  background: linear-gradient(
    135deg,
    rgba(var(--primary-rgb), 0.08) 0%,
    rgba(var(--primary-rgb), 0.03) 100%
  );
}

.post-description {
  font-size: 1.1rem;
  color: var(--secondary);
  margin-bottom: 2rem;
  padding: 1rem 1.5rem;
  background: rgba(var(--secondary-rgb), 0.05);
  border-radius: var(--radius);
  border: 1px solid rgba(var(--secondary-rgb), 0.1);
  position: relative;
}

/* 記事コンテンツの調整 */
.post-single {
  margin: 0;
}

.post-content {
  font-size: 1.05rem;
  line-height: 1.7;
}

.post-content h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.post-content h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.post-content p {
  margin-bottom: 1.2rem;
}

/* 見出しの改善スタイル */
.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4,
.post-content h5,
.post-content h6 {
  font-weight: 600;
  color: var(--primary);
  position: relative;
  transition: color 0.3s ease;
}

/* メインの見出し（h1）*/
.post-content h1 {
  font-size: 2rem;
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  padding: 1.2rem 2rem;
  background: linear-gradient(
    to right,
    rgba(var(--primary-rgb), 0.1),
    rgba(var(--primary-rgb), 0.05)
  );
  border-left: 6px solid var(--primary);
  border-radius: 0 8px 8px 0;
  box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.1);
  position: relative;
  overflow: hidden;
}

.post-content h1:after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1));
  transform: skewX(-20deg);
}

/* セクション見出し（h2）*/
.post-content h2 {
  font-size: 1.6rem;
  margin-top: 2.5rem;
  margin-bottom: 1.2rem;
  padding: 0.8rem 1.5rem;
  position: relative;
  color: var(--primary);
  background: linear-gradient(to bottom, transparent 60%, rgba(var(--primary-rgb), 0.15) 60%);
  display: inline-block;
  width: 100%;
}

.post-content h2:before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 70%;
  background: var(--primary);
  border-radius: 2px;
  box-shadow: 2px 0 8px rgba(var(--primary-rgb), 0.3);
}

/* サブセクション見出し（h3）*/
.post-content h3 {
  font-size: 1.3rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding: 0.6rem 1.2rem;
  position: relative;
  color: var(--secondary);
  background: rgba(var(--code-bg-rgb), 0.5);
  border-left: 3px solid var(--primary);
  border-radius: 0 4px 4px 0;
}

.post-content h3:before {
  position: absolute;
  left: -15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
  font-size: 0.7em;
  background: var(--theme);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* 小見出し（h4）*/
.post-content h4 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.8rem;
  color: var(--secondary);
  font-weight: 500;
  padding: 0.5rem 0.8rem;
  background: linear-gradient(to right, rgba(var(--secondary-rgb), 0.08), transparent);
  border-bottom: 2px dotted var(--primary);
  position: relative;
}

/* より小さな見出し（h5, h6）*/
.post-content h5,
.post-content h6 {
  font-size: 1rem;
  margin-top: 1.2rem;
  margin-bottom: 0.6rem;
  color: var(--secondary);
  font-weight: 500;
  padding-left: 1rem;
  position: relative;
}

.post-content h5:before,
.post-content h6:before {
  content: '◆';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-size: 0.8em;
  opacity: 0.6;
}

/* ダークモード対応 */
@media (prefers-color-scheme: dark) {
  .post-title {
    background: linear-gradient(
      135deg,
      rgba(var(--primary-rgb), 0.1) 0%,
      rgba(var(--primary-rgb), 0.05) 100%
    );
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  }

  .post-description {
    background: rgba(var(--secondary-rgb), 0.1);
    border-color: rgba(var(--secondary-rgb), 0.2);
  }

  .post-content h1 {
    background: linear-gradient(
      to right,
      rgba(var(--primary-rgb), 0.15),
      rgba(var(--primary-rgb), 0.08)
    );
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.2);
  }

  .post-content h2 {
    background: linear-gradient(to bottom, transparent 60%, rgba(var(--primary-rgb), 0.25) 60%);
  }

  .post-content h3 {
    background: rgba(var(--code-bg-rgb), 0.8);
  }

  .post-content h4 {
    background: linear-gradient(to right, rgba(var(--secondary-rgb), 0.15), transparent);
  }

  .post-content h3:before {
    background: var(--code-bg);
    color: var(--primary);
  }
}

/* 見出しのホバーエフェクト */
.post-content h1:hover,
.post-content h2:hover,
.post-content h3:hover {
  cursor: default;
}

.post-content h1:hover {
  box-shadow: 0 4px 20px rgba(var(--primary-rgb), 0.15);
}

.post-content h2:hover {
  background: linear-gradient(to bottom, transparent 60%, rgba(var(--primary-rgb), 0.25) 60%);
}

.post-content h3:hover {
  background: rgba(var(--code-bg-rgb), 0.7);
}

/* リストページの調整 */
.post-entry {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

/* メインコンテンツとサイドバーのレイアウト */
.main {
  max-width: 100%; /* PaperModのデフォルト制限を解除 */
}

.main-content-wrapper {
  display: flex;
  gap: 2rem;
  max-width: 1100px !important; /* 720px + 300px + gap + padding */
  width: 100%;
  margin: 0 auto;
  padding: 0 2rem; /* 左右の余白 */
  justify-content: center; /* 中央寄せ */
}

.main-content {
  flex: 0 0 720px; /* 固定幅720px */
  min-width: 0;
  max-width: 720px; /* メインコンテンツの標準幅 */
}

/* PaperModのデフォルトmax-widthを上書き */
.post-single,
.post-header,
.post-content {
  max-width: none !important;
}

/* サイドバースタイル */
.sidebar {
  width: 300px; /* サイドバー幅 */
  flex-shrink: 0;
}

/* 大画面での調整 */
@media (min-width: 1200px) {
  .main-content-wrapper {
    max-width: 1100px !important;
  }
}

/* タブレット対応 */
@media (max-width: 1024px) {
  .main-content-wrapper {
    padding: 0 1rem;
  }

  .main-content {
    flex: 1 1 auto; /* タブレットでは可変幅に */
    max-width: 100%;
  }

  .sidebar {
    width: 280px;
  }

  /* タブレットでの見出しサイズ調整 */
  .post-title {
    font-size: 1.8rem;
    padding: 1.2rem 1.5rem;
  }

  .post-content h1 {
    font-size: 1.8rem;
    padding: 1rem 1.5rem;
  }

  .post-content h2 {
    font-size: 1.4rem;
  }

  .post-content h3 {
    font-size: 1.2rem;
  }
}

/* スマートフォン対応 */
@media (max-width: 768px) {
  .main-content-wrapper {
    flex-direction: column;
    padding: 0 1rem;
  }

  .main-content {
    max-width: 100%;
  }

  .sidebar {
    width: 100%;
    margin-top: 2rem;
  }

  /* スマートフォンでの見出しサイズ調整 */
  .post-title {
    font-size: 1.5rem;
    padding: 1rem 1.2rem;
    border-left-width: 4px;
  }

  .post-description {
    font-size: 1rem;
    padding: 0.8rem 1.2rem;
  }

  .post-content h1 {
    font-size: 1.6rem;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    padding: 0.8rem 1.2rem;
    border-left-width: 4px;
  }

  .post-content h2 {
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    padding: 0.6rem 1rem;
  }

  .post-content h3 {
    font-size: 1.1rem;
    margin-top: 1.2rem;
    margin-bottom: 0.6rem;
    padding: 0.5rem 0.8rem;
  }

  .post-content h3:before {
    left: -12px;
    width: 20px;
    height: 20px;
    font-size: 0.6em;
  }
}

/* ウィジェット共通スタイル */
.widget {
  background: var(--code-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.widget-title {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
  padding-bottom: 0.5rem;
}

/* プロフィールウィジェット */
.profile-widget .profile-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.profile-widget .profile-image {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto 1rem auto; /* 中央配置を強化 */
  border: 3px solid var(--primary);
  display: block;
}

.profile-widget h4 {
  margin: 0.5rem 0;
  font-size: 1rem;
}

.profile-widget p {
  font-size: 0.9rem;
  color: var(--secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* SNSリンクのスタイル */
.social-links {
  margin-top: 1rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  transition: all 0.3s ease;
  background-color: transparent;
  margin-bottom: 0.5rem;
}

.social-link:hover {
  background-color: var(--primary);
  color: var(--theme);
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.2);
}

.social-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.profile-link {
  display: inline-block;
  color: var(--primary);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

.profile-link:hover {
  background-color: var(--primary);
  color: var(--theme);
}

/* カテゴリーウィジェット */
.category-list {
  list-style: none;
  padding: 0;
}

.category-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.category-list li:last-child {
  border-bottom: none;
}

.category-list a {
  color: var(--primary);
  text-decoration: none;
}

.category-list a:hover {
  text-decoration: underline;
}

.category-list .count {
  color: var(--secondary);
  font-size: 0.9rem;
}

/* 最新記事ウィジェット */
.recent-posts {
  list-style: none;
  padding: 0;
}

.recent-posts li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.recent-posts li:last-child {
  border-bottom: none;
}

.recent-posts a {
  color: var(--primary);
  text-decoration: none;
  display: block;
  margin-bottom: 0.25rem;
}

.recent-posts a:hover {
  text-decoration: underline;
}

.recent-posts time {
  font-size: 0.8rem;
  color: var(--secondary);
}

/* タクソノミーページのスタイル */
.page-header {
  margin-bottom: 2rem;
  text-align: center;
  border-bottom: 2px solid var(--primary);
  padding-bottom: 1rem;
}

.page-header h1 {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--secondary);
  font-size: 1rem;
}

/* カテゴリーページ */
.category-item {
  background: var(--code-bg);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.category-item h3 {
  margin: 0 0 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.category-item h3 a {
  color: var(--primary);
  text-decoration: none;
  font-size: 1.2rem;
}

.category-item h3 a:hover {
  text-decoration: underline;
}

.category-item .count {
  color: var(--secondary);
  font-size: 0.9rem;
  font-weight: normal;
}

/* タグクラウド */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: center;
  margin-top: 2rem;
}

.tag-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--primary);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  transition: all 0.3s ease;
  background-color: transparent;
}

.tag-link:hover {
  background-color: var(--primary);
  color: var(--theme);
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.2);
}

.tag-link .count {
  font-size: 0.8em;
  opacity: 0.8;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .page-header h1 {
    font-size: 1.5rem;
  }

  .category-item {
    padding: 1rem;
  }

  .tag-cloud {
    gap: 0.5rem;
  }

  .tag-link {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
  }
}

/* OGPカード風リンクのデザイン強化 */
.card-link {
  display: block;
  max-width: 480px;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  margin: 24px 0;
  transition: box-shadow 0.2s;
  overflow: hidden;
}

.card-link a {
  text-decoration: none;
  color: inherit;
  display: block;
  padding: 20px;
}

.card-link-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-link-content strong {
  font-size: 1.15em;
  color: #222;
}

.card-link-content p {
  margin: 0;
  color: #666;
  font-size: 0.98em;
}

.card-link:hover {
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
  border-color: #b3d4fc;
}
/* OGPカード風リンク用CSS */
.card-link {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 16px;
  margin: 16px 0;
  background: #fafafa;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.2s;
}
.card-link:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}
.card-link-content strong {
  font-size: 1.1em;
  display: block;
  margin-bottom: 8px;
}
.card-link-content p {
  margin: 0;
  color: #555;
  font-size: 0.95em;
}