/* =========================================
   CSS変数・リセット
   ========================================= */
:root {
  --color-primary:      #1e2832;
  --color-primary-dark: #131a21;
  --color-secondary:    #3a5872;
  --color-accent:       #b08c64;
  --color-accent-light: #f5ede3;
  --color-text:         #2c2c2c;
  --color-text-light:   #888;
  --color-border:       #e4e0da;
  --color-bg:           #f5f4f1;
  --color-white:        #fff;

  --cat-goods:    #3e6491;
  --cat-goods-bg: #edf2f9;
  --cat-business: #3e7063;
  --cat-business-bg: #ecf4f1;
  --cat-hobbies:  #7a5c3a;
  --cat-hobbies-bg: #f4ede3;

  --font-heading: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-base:    "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;

  --radius:    6px;
  --radius-lg: 10px;
  --shadow:      0 1px 6px rgba(0,0,0,0.07);
  --shadow-hover: 0 4px 16px rgba(0,0,0,0.11);
  --transition: 0.2s ease;

  --container-max: 1080px;
  --container-pad: 20px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent);
}

ul, ol {
  padding-left: 1.5em;
}

/* =========================================
   レイアウト共通
   ========================================= */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.section {
  padding: 64px 0;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 36px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 0.04em;
}

.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--color-accent);
  margin-top: 12px;
}

/* =========================================
   ヘッダー
   ========================================= */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--container-pad);
  max-width: var(--container-max);
  margin: 0 auto;
  height: 64px;
}

.site-branding {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.site-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}

.site-title a {
  color: inherit;
}

.site-title a:hover {
  color: var(--color-accent);
}

.site-description {
  font-size: 0.68rem;
  color: var(--color-text-light);
  margin-top: 3px;
  letter-spacing: 0.03em;
}

/* グローバルナビ */
.global-nav ul {
  display: flex;
  list-style: none;
  gap: 0;
  padding: 0;
}

.global-nav ul li a {
  display: block;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.05em;
  transition: color var(--transition);
  white-space: nowrap;
}

.global-nav ul li a:hover,
.global-nav ul li.current-menu-item a {
  color: var(--color-accent);
}

/* ハンバーガー */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--color-text);
  transition: all var(--transition);
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ヘッダー右側の検索 */
.header-search {
  display: flex;
  align-items: center;
}

.header-search form {
  display: flex;
  border-bottom: 1px solid var(--color-border);
}

.header-search input[type="search"] {
  border: none;
  background: transparent;
  padding: 6px 10px;
  font-size: 0.82rem;
  width: 160px;
  outline: none;
  color: var(--color-text);
  font-family: var(--font-base);
}

.header-search input[type="search"]::placeholder {
  color: var(--color-text-light);
}

.header-search button {
  background: none;
  border: none;
  padding: 6px 10px;
  cursor: pointer;
  color: var(--color-text-light);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

.header-search button:hover {
  color: var(--color-accent);
}

/* =========================================
   ヒーローセクション
   ========================================= */
.hero {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 88px var(--container-pad);
  text-align: center;
}

.hero-inner {
  max-width: 640px;
  margin: 0 auto;
}

.hero-tagline {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 22px;
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 6px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 18px;
  letter-spacing: 0.05em;
}

.hero-description {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.9;
  margin-bottom: 36px;
}

.hero-search {
  display: flex;
  max-width: 440px;
  margin: 0 auto;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 3px;
  overflow: hidden;
}

.hero-search input[type="search"] {
  flex: 1;
  border: none;
  background: transparent;
  padding: 13px 18px;
  font-size: 0.88rem;
  outline: none;
  color: var(--color-white);
  font-family: var(--font-base);
}

.hero-search input[type="search"]::placeholder {
  color: rgba(255,255,255,0.45);
}

.hero-search button {
  background: var(--color-accent);
  border: none;
  padding: 13px 22px;
  cursor: pointer;
  color: var(--color-white);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  transition: background var(--transition);
  font-family: var(--font-base);
}

.hero-search button:hover {
  background: #9a7850;
}

/* =========================================
   カテゴリカードセクション
   ========================================= */
.category-section {
  background: var(--color-white);
  padding: 64px 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.category-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  color: inherit;
  display: block;
  background: var(--color-white);
}

.category-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  color: inherit;
}

.category-card-accent {
  height: 3px;
}
.cat-goods  .category-card-accent { background: var(--cat-goods); }
.cat-business .category-card-accent { background: var(--cat-business); }
.cat-hobbies  .category-card-accent { background: var(--cat-hobbies); }

.category-card-header {
  padding: 26px 24px 16px;
}

.category-card-text .cat-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.category-card-text .cat-name {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-primary);
}

.cat-goods .category-card-text .cat-label  { color: var(--cat-goods); }
.cat-business .category-card-text .cat-label { color: var(--cat-business); }
.cat-hobbies  .category-card-text .cat-label { color: var(--cat-hobbies); }

.category-card-description {
  padding: 0 24px 20px;
  font-size: 0.84rem;
  color: var(--color-text-light);
  line-height: 1.75;
}

.category-card-footer {
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
}

.category-card-footer .post-count {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

.category-card-footer .read-more {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.cat-goods    .category-card-footer .read-more { color: var(--cat-goods); }
.cat-business .category-card-footer .read-more { color: var(--cat-business); }
.cat-hobbies  .category-card-footer .read-more { color: var(--cat-hobbies); }

/* =========================================
   記事カード（共通）
   ========================================= */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.post-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.post-card-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #eceae6;
}

.post-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.post-card:hover .post-card-thumb img {
  transform: scale(1.03);
}

.post-card-thumb-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #e8e5e0, #d8d4ce);
}

.post-card-body {
  padding: 18px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-card-cat {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 10px;
}

.post-card-cat.cat-goods    { background: var(--cat-goods-bg);    color: var(--cat-goods); }
.post-card-cat.cat-business { background: var(--cat-business-bg); color: var(--cat-business); }
.post-card-cat.cat-hobbies  { background: var(--cat-hobbies-bg);  color: var(--cat-hobbies); }
.post-card-cat.cat-default  { background: #f0ede8; color: var(--color-secondary); }

.post-card-title {
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 10px;
  flex: 1;
}

.post-card-title a {
  color: var(--color-text);
}

.post-card-title a:hover {
  color: var(--color-accent);
}

.post-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: auto;
  letter-spacing: 0.03em;
}

/* =========================================
   新着記事セクション
   ========================================= */
.latest-section {
  background: var(--color-bg);
  padding: 64px 0;
}

/* =========================================
   もっと見るボタン
   ========================================= */
.more-btn-wrap {
  text-align: center;
  margin-top: 48px;
}

.btn-more {
  display: inline-block;
  padding: 13px 48px;
  border: 1px solid var(--color-primary);
  border-radius: 2px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  background: transparent;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.btn-more:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* =========================================
   メインコンテンツ + サイドバー
   ========================================= */
.content-area {
  padding: 52px 0;
}

.content-wrapper {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
}

.main-content {
  min-width: 0;
}

/* =========================================
   アーカイブページ
   ========================================= */
.archive-header {
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
}

.archive-title-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-text-light);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.archive-title {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.archive-description {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 0;
  padding: 4px 12px;
  border-radius: 2px;
  margin-bottom: 14px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.cat-badge.cat-goods    { background: var(--cat-goods-bg);    color: var(--cat-goods); }
.cat-badge.cat-business { background: var(--cat-business-bg); color: var(--cat-business); }
.cat-badge.cat-hobbies  { background: var(--cat-hobbies-bg);  color: var(--cat-hobbies); }

/* =========================================
   記事一覧グリッド（アーカイブ）
   ========================================= */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* =========================================
   シングル記事
   ========================================= */
.single-post-header {
  margin-bottom: 32px;
}

.single-post-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.single-post-title {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 700;
  line-height: 1.55;
  color: var(--color-text);
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.single-post-thumbnail {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 36px;
  aspect-ratio: 16 / 9;
}

.single-post-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 記事本文 */
.entry-content {
  font-size: 0.97rem;
  line-height: 1.95;
  color: var(--color-text);
}

.entry-content h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 2.8em 0 1em;
  padding-left: 14px;
  border-left: 3px solid var(--color-accent);
}

.entry-content h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 2.2em 0 0.9em;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.entry-content h4 {
  font-size: 1rem;
  font-weight: 700;
  margin: 1.8em 0 0.6em;
}

.entry-content p {
  margin-bottom: 1.5em;
}

.entry-content ul,
.entry-content ol {
  margin-bottom: 1.5em;
}

.entry-content li {
  margin-bottom: 0.45em;
}

.entry-content a {
  color: var(--color-secondary);
  text-decoration: underline;
  text-decoration-color: rgba(58, 88, 114, 0.3);
  text-underline-offset: 3px;
}

.entry-content a:hover {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.8em;
  font-size: 0.9rem;
}

.entry-content th {
  background: #f0ede8;
  color: var(--color-primary);
  font-weight: 700;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  text-align: left;
  font-family: var(--font-heading);
  font-size: 0.88rem;
}

.entry-content td {
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  vertical-align: top;
}

.entry-content tr:nth-child(even) td {
  background: #faf9f7;
}

.entry-content blockquote {
  border-left: 3px solid var(--color-accent);
  margin: 1.8em 0;
  padding: 14px 20px;
  background: var(--color-accent-light);
  color: var(--color-text-light);
}

.entry-content img {
  border-radius: var(--radius);
  margin: 1.2em 0;
}

/* =========================================
   サイドバー
   ========================================= */
.sidebar {
  position: sticky;
  top: 80px;
}

.widget {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}

.widget-title {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 0.05em;
}

.widget ul {
  list-style: none;
  padding: 0;
}

.widget ul li {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.85rem;
}

.widget ul li:last-child {
  border-bottom: none;
}

.widget ul li a {
  color: var(--color-text);
}

.widget ul li a:hover {
  color: var(--color-accent);
}

/* 検索ウィジェット */
.widget .search-form {
  display: flex;
  border-bottom: 1px solid var(--color-border);
}

.widget .search-field {
  flex: 1;
  border: none;
  background: transparent;
  padding: 8px 4px;
  font-size: 0.85rem;
  outline: none;
  font-family: var(--font-base);
  color: var(--color-text);
}

.widget .search-submit {
  background: none;
  color: var(--color-text-light);
  border: none;
  padding: 8px 6px;
  cursor: pointer;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  font-family: var(--font-base);
  transition: color var(--transition);
}

.widget .search-submit:hover {
  color: var(--color-accent);
}

/* カテゴリウィジェット */
.sidebar-cat-list {
  list-style: none;
  padding: 0;
}

.sidebar-cat-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-cat-item:last-child {
  border-bottom: none;
}

.sidebar-cat-item a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.sidebar-cat-item a:hover {
  color: var(--color-accent);
}

.sidebar-cat-count {
  font-size: 0.72rem;
  background: #f0ede8;
  color: var(--color-text-light);
  border-radius: 2px;
  padding: 2px 7px;
}

/* =========================================
   ページネーション
   ========================================= */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: 52px;
}

.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* =========================================
   固定ページ
   ========================================= */
.page-header {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 52px var(--container-pad);
  text-align: center;
}

.page-header-title {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* =========================================
   検索結果ページ
   ========================================= */
.search-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.search-header .search-keyword {
  color: var(--color-accent);
  font-weight: 700;
}

.no-results {
  text-align: center;
  padding: 64px 20px;
  color: var(--color-text-light);
}

/* =========================================
   404ページ
   ========================================= */
.error-404 {
  text-align: center;
  padding: 96px 20px;
}

.error-404 .error-number {
  font-family: var(--font-heading);
  font-size: clamp(5rem, 15vw, 10rem);
  font-weight: 700;
  color: #ebe8e3;
  line-height: 1;
  margin-bottom: 20px;
}

.error-404 h1 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-text);
  margin-bottom: 12px;
}

.error-404 p {
  color: var(--color-text-light);
  margin-bottom: 36px;
}

/* =========================================
   フッター
   ========================================= */
.site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.7);
  padding: 56px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding: 0 var(--container-pad) 48px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-brand .footer-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}

.footer-brand .footer-tagline {
  font-size: 0.8rem;
  line-height: 1.8;
  opacity: 0.7;
}

.footer-nav-title {
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  margin-bottom: 14px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.footer-nav ul {
  list-style: none;
  padding: 0;
}

.footer-nav ul li {
  margin-bottom: 10px;
}

.footer-nav ul li a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}

.footer-nav ul li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px var(--container-pad);
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copyright {
  font-size: 0.75rem;
  opacity: 0.45;
}

.footer-policy-links {
  display: flex;
  gap: 20px;
}

.footer-policy-links a {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}

.footer-policy-links a:hover {
  color: var(--color-accent);
}

/* =========================================
   ユーティリティ
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
  font-family: var(--font-base);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-white);
}

.btn-outline {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.text-center { text-align: center; }

/* =========================================
   レスポンシブ
   ========================================= */
@media (max-width: 960px) {
  .category-grid {
    grid-template-columns: 1fr;
    max-width: 460px;
    margin: 0 auto;
  }

  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .content-wrapper {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .archive-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* =========================================
   CTAバナー
   ========================================= */
.cta-block {
  margin: 48px 0;
  text-align: center;
}

/* リンクあり */
.cta-link {
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  outline-offset: 3px;
}

.cta-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: opacity var(--transition), box-shadow var(--transition);
}

.cta-link:hover .cta-image,
.cta-link:focus .cta-image {
  opacity: 0.92;
  box-shadow: var(--shadow-hover);
}

/* リンクなし（<img>が直接の子） */
.cta-block > .cta-image {
  margin-inline: auto;
}

/* =========================================
   OGPリンクカード
   ========================================= */
.linkcard {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  background: var(--color-white);
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition);
  margin: 24px 0;
}

.linkcard:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.linkcard__image {
  flex: 0 0 180px;
  overflow: hidden;
  background: var(--color-bg);
  /* ネストflex でimg を確実にコンテナ全体に引き延ばす */
  display: flex;
  align-items: stretch;
}

.linkcard__image img {
  flex: 1;
  width: 100%;
  min-height: 0;
  object-fit: cover;
  display: block;
}

.linkcard__body {
  flex: 1 1 0;
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.linkcard__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
}

.linkcard__desc {
  font-size: 0.82rem;
  color: var(--color-text-light);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  flex: 1;
}

.linkcard__meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
}

.linkcard__favicon {
  width: 16px;
  height: 16px;
  object-fit: contain;
  flex-shrink: 0;
}

.linkcard__domain {
  font-size: 0.78rem;
  color: var(--color-text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.linkcard__arrow {
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-left: auto;
  flex-shrink: 0;
}

/* OGP取得失敗時：カード外観を持たずURLテキストのみ表示 */
.linkcard--fallback {
  display: inline;
  border: none;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
  padding: 0;
  margin: 0;
  min-height: 0;
  color: var(--color-secondary);
  font-size: inherit;
  word-break: break-all;
  text-decoration: underline;
}

.linkcard--fallback:hover {
  box-shadow: none;
  transform: none;
}

/* 画像なし時はボディを横幅いっぱいに */
.linkcard:not(.linkcard--has-image) .linkcard__body {
  padding: 16px 20px;
}

@media (max-width: 640px) {
  .linkcard--has-image {
    flex-direction: column;
  }

  .linkcard__image {
    flex: 0 0 auto;
    height: 180px;
    width: 100%;
  }
}

/* =========================================
   目次（TOC）
   ========================================= */
.toc-block {
  background: #f8f7f4;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: 20px 24px 20px;
  margin: 0 0 40px;
  font-size: 0.92rem;
}

.toc-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.toc-icon::before {
  content: "≡";
  font-size: 1.1rem;
  color: var(--color-accent);
  font-weight: 700;
}

.toc-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-primary);
  flex: 1;
  letter-spacing: 0.03em;
}

.toc-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 2px 10px;
  font-size: 0.78rem;
  color: var(--color-text-light);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.toc-toggle:hover {
  background: var(--color-white);
  color: var(--color-primary);
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  max-height: 2000px;
  opacity: 1;
}

.toc-list.is-closed {
  max-height: 0;
  opacity: 0;
}

.toc-item a {
  color: var(--color-secondary);
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 8px;
  line-height: 1.5;
  transition: color var(--transition);
}

.toc-item a:hover {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.toc-h2 {
  font-weight: 600;
}

.toc-h2 a {
  font-weight: 600;
}

.toc-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  background: var(--color-accent);
  color: #fff;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
  line-height: 1;
}

.toc-h3 {
  padding-left: 30px;
  font-size: 0.88rem;
  position: relative;
}

.toc-h3 a::before {
  content: "–";
  color: var(--color-text-light);
  flex-shrink: 0;
}

@media (max-width: 640px) {
  :root {
    --container-pad: 16px;
  }

  .menu-toggle {
    display: flex;
  }

  .global-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 8px 16px 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  }

  .global-nav.is-open {
    display: block;
  }

  .global-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .header-search {
    display: none;
  }

  .hero {
    padding: 56px var(--container-pad);
  }

  .section,
  .category-section,
  .latest-section {
    padding: 44px 0;
  }

  .posts-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}