/*
Theme Name: SWELL Child - Death Tech Japan
Theme URI: https://www.deathtechjapan.com/
Description: Death Tech Japan メディアデザイン（ZUU風）
Author: Death Tech Japan
Template: swell
Version: 1.4.6
*/

/* ============================================================
   CSS VARIABLES
============================================================ */
:root {
  --dtj-green: #0B2D5E;
  --dtj-green-light: #1a3a6e;
  --dtj-green-pale: #e8eef8;
  --dtj-accent: #1a5fae;
  --dtj-text: #1a1a2e;
  --dtj-text-light: #555566;
  --dtj-text-muted: #999aaa;
  --dtj-border: #e8e8ed;
  --dtj-bg-gray: #f7f7f9;
  --dtj-radius: 6px;
  --dtj-shadow: 0 2px 12px rgba(0,0,0,.07);
}

/* ============================================================
   HEADER (カスタム dtj-header)
============================================================ */
/* Swellのデフォルトヘッダーを非表示 */
.l-header { display: none !important; }

.dtj-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid var(--dtj-border);
}

.dtj-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dtj-header__logo img {
  height: 44px;
  width: auto;
  display: block;
}

.dtj-header__right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.dtj-header__search-btn {
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--dtj-text);
  display: flex;
  align-items: center;
  border-radius: 50%;
  transition: background .2s;
}

.dtj-header__search-btn:hover {
  background: var(--dtj-bg-gray);
}

.dtj-header__sns {
  display: flex;
  gap: 10px;
  align-items: center;
}

.dtj-header__sns a {
  color: var(--dtj-text-light);
  display: flex;
  align-items: center;
  transition: color .2s;
}

.dtj-header__sns a:hover { color: var(--dtj-green); }

/* 検索バー */
.dtj-header__search-bar {
  border-top: 1px solid var(--dtj-border);
  background: var(--dtj-bg-gray);
  padding: 12px 0;
}

.dtj-header__search-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.dtj-header__search-bar form {
  display: flex;
  gap: 8px;
}

.dtj-header__search-bar input[type="search"] {
  flex: 1;
  border: 1px solid var(--dtj-border);
  border-radius: var(--dtj-radius);
  padding: 10px 14px;
  font-size: 14px;
  outline: none;
  background: #fff;
}

.dtj-header__search-bar input:focus {
  border-color: var(--dtj-green);
}

.dtj-header__search-bar button {
  background: var(--dtj-green);
  color: #fff;
  border: none;
  border-radius: var(--dtj-radius);
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

/* ============================================================
   GLOBAL NAV (カスタム dtj-gnav)
============================================================ */
/* Swellのグローバルナビを非表示 */
.c-gnav { display: none !important; }

.dtj-gnav {
  background: #fff;
  border-bottom: 2px solid var(--dtj-green);
  box-shadow: 0 2px 8px rgba(0,0,0,.04);
}

.dtj-gnav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.dtj-gnav__list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.dtj-gnav__list::-webkit-scrollbar { display: none; }

.dtj-gnav__list > li > a {
  display: block;
  padding: 11px 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--dtj-text);
  white-space: nowrap;
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color .2s, border-color .2s;
  letter-spacing: .02em;
}

.dtj-gnav__list > li > a:hover,
.dtj-gnav__list > li.current-menu-item > a,
.dtj-gnav__list > li.current-menu-ancestor > a {
  color: var(--dtj-green);
  border-bottom-color: var(--dtj-green);
}

/* ============================================================
   BODY & BACKGROUND
============================================================ */
body {
  background: #fff !important;
  color: var(--dtj-text);
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   トップページ専用 — DTJ独自セクション
   ※ Swellのクラスは上書きせず、dtj- prefix で管理
============================================================ */

/* ---- ヒーロー ---- */
.dtj-hero {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
  margin: 24px 0 40px;
}

.dtj-hero__main {
  position: relative;
  border-radius: var(--dtj-radius);
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--dtj-bg-gray);
}

.dtj-hero__main a {
  display: block;
  height: 100%;
}

.dtj-hero__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.dtj-hero__main:hover img {
  transform: scale(1.03);
}

.dtj-hero__main-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 20px 22px 22px;
  background: linear-gradient(to top, rgba(0,0,0,.72), transparent);
  color: #fff;
}

.dtj-hero__main-cat {
  display: inline-block;
  background: var(--dtj-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 3px;
  margin-bottom: 7px;
}

.dtj-hero__main-title {
  font-size: 19px;
  font-weight: 900;
  line-height: 1.4;
  color: #fff;
  margin: 0;
}

/* サブカラム */
.dtj-hero__sub {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.dtj-hero__sub-item {
  display: flex;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--dtj-border);
  text-decoration: none;
  color: inherit;
  transition: opacity .2s;
}

.dtj-hero__sub-item:hover { opacity: .75; }

.dtj-hero__sub-item:last-child { border-bottom: none; }

.dtj-hero__sub-thumb {
  width: 96px;
  height: 66px;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--dtj-bg-gray);
}

.dtj-hero__sub-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dtj-hero__sub-cat {
  font-size: 10px;
  font-weight: 700;
  color: var(--dtj-accent);
  margin-bottom: 4px;
  letter-spacing: .04em;
}

.dtj-hero__sub-title {
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--dtj-text);
}

/* ---- セクションヘッダー ---- */
.dtj-section {
  margin-bottom: 48px;
}

.dtj-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--dtj-green);
}

.dtj-section-title {
  font-size: 17px;
  font-weight: 900;
  color: var(--dtj-green);
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
}

.dtj-section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background: var(--dtj-green);
  border-radius: 2px;
}

.dtj-section-more {
  font-size: 12px;
  color: var(--dtj-text-light);
  font-weight: 500;
  border: 1px solid var(--dtj-border);
  padding: 5px 13px;
  border-radius: 20px;
  transition: all .2s;
  text-decoration: none;
}

.dtj-section-more:hover {
  background: var(--dtj-green);
  color: #fff;
  border-color: var(--dtj-green);
}

/* ---- 記事カードグリッド (dtj専用クラス) ---- */
.dtj-post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.dtj-post-grid.-col2 { grid-template-columns: repeat(2, 1fr); }
.dtj-post-grid.-col4 { grid-template-columns: repeat(4, 1fr); }

.dtj-card {
  background: #fff;
  border: 1px solid var(--dtj-border);
  border-radius: var(--dtj-radius);
  overflow: hidden;
  transition: box-shadow .2s, transform .2s;
}

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

.dtj-card__thumb {
  display: block;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--dtj-bg-gray);
}

.dtj-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

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

.dtj-card__body {
  padding: 13px 15px 15px;
}

.dtj-card__cat {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 7px;
  background: var(--dtj-green-pale);
  color: var(--dtj-green);
  text-decoration: none;
}

.dtj-card__title {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--dtj-text);
  margin: 0 0 8px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dtj-card__title a {
  color: inherit;
  text-decoration: none;
}

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

.dtj-card__date {
  font-size: 11px;
  color: var(--dtj-text-muted);
}

/* ---- 人気記事ランキング ---- */
.dtj-ranking {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: ranking;
}

.dtj-ranking__item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 13px 0;
  border-bottom: 1px solid var(--dtj-border);
  counter-increment: ranking;
}

.dtj-ranking__item::before {
  content: counter(ranking);
  font-size: 24px;
  font-weight: 900;
  font-style: italic;
  color: var(--dtj-border);
  line-height: 1;
  min-width: 26px;
  flex-shrink: 0;
}

.dtj-ranking__item:nth-child(1)::before { color: #D4AF37; }
.dtj-ranking__item:nth-child(2)::before { color: #9E9E9E; }
.dtj-ranking__item:nth-child(3)::before { color: #CD7F32; }

.dtj-ranking__thumb {
  width: 80px;
  height: 54px;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--dtj-bg-gray);
}

.dtj-ranking__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dtj-ranking__cat {
  font-size: 10px;
  font-weight: 700;
  color: var(--dtj-accent);
  margin-bottom: 4px;
}

.dtj-ranking__title {
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--dtj-text);
  text-decoration: none;
}

.dtj-ranking__title:hover { color: var(--dtj-accent); }

/* ============================================================
   フッター (Swellのl-footerを非表示、カスタムdtj-footerに置換)
============================================================ */
.l-footer { display: none !important; }

.dtj-footer {
  background: var(--dtj-green);
  color: rgba(255,255,255,.85);
  margin-top: 64px;
}

/* メインエリア */
.dtj-footer__main {
  padding: 56px 0 40px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.dtj-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.4fr 1fr;
  gap: 40px;
}

/* ブランドカラム */
.dtj-footer__brand {}

.dtj-footer__logo {
  display: inline-block;
  margin-bottom: 16px;
}

.dtj-footer__logo img {
  height: 48px;
  width: auto;
  /* 白背景ロゴを白く反転 */
  filter: brightness(0) invert(1);
  opacity: .92;
}

.dtj-footer__tagline {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255,255,255,.7);
  margin: 0 0 20px;
}

.dtj-footer__sns {
  display: flex;
  gap: 12px;
}

.dtj-footer__sns a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 50%;
  color: rgba(255,255,255,.8);
  text-decoration: none;
  transition: all .2s;
}

.dtj-footer__sns a:hover {
  background: rgba(255,255,255,.15);
  border-color: rgba(255,255,255,.5);
  color: #fff;
}

/* リンクカラム */
.dtj-footer__col {}

.dtj-footer__col-title {
  font-size: 12px;
  font-weight: 900;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.dtj-footer__links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dtj-footer__links li {
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.dtj-footer__links a {
  display: block;
  padding: 7px 0;
  font-size: 13px;
  color: rgba(255,255,255,.75);
  text-decoration: none;
  transition: color .2s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dtj-footer__links a:hover { color: #fff; }

/* ボトムバー */
.dtj-footer__bottom {
  padding: 16px 0;
}

.dtj-footer__bottom-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.dtj-footer__copyright {
  font-size: 12px;
  color: rgba(255,255,255,.4);
  margin: 0;
}

.dtj-footer__legal {
  display: flex;
  gap: 16px;
}

.dtj-footer__legal a {
  font-size: 12px;
  color: rgba(255,255,255,.4);
  text-decoration: none;
  transition: color .2s;
}

.dtj-footer__legal a:hover { color: rgba(255,255,255,.8); }

/* ============================================================
   記事ページ h2/h3 スタイル
============================================================ */
.p-entry__content h2,
.l-article__content h2 {
  background: var(--dtj-green-pale);
  border-left: 4px solid var(--dtj-green);
  padding: 11px 16px;
  border-radius: 0 4px 4px 0;
  font-size: 20px;
  margin: 40px 0 18px;
  color: var(--dtj-green);
}

.p-entry__content h3,
.l-article__content h3 {
  border-bottom: 2px solid var(--dtj-green);
  padding-bottom: 7px;
  margin: 32px 0 14px;
  color: var(--dtj-text);
}

/* ============================================================
   カテゴリバッジ（Swell標準）
============================================================ */
.c-label,
.c-postThumb__cat {
  background: var(--dtj-green-pale) !important;
  color: var(--dtj-green) !important;
  font-weight: 700 !important;
  border-radius: 3px !important;
}

/* ============================================================
   ページネーション
============================================================ */
.c-pager__item a,
.c-pager__item span {
  border-color: var(--dtj-border) !important;
  border-radius: var(--dtj-radius) !important;
  font-weight: 700 !important;
}

.c-pager__item.is-current a,
.c-pager__item.is-current span,
.c-pager__item a:hover {
  background: var(--dtj-green) !important;
  border-color: var(--dtj-green) !important;
  color: #fff !important;
}

/* ============================================================
   ARCHIVE PAGE
============================================================ */
.dtj-archive-header {
  background: var(--dtj-green-pale);
  border-left: 5px solid var(--dtj-green);
  padding: 20px 24px;
  margin: 24px 0 28px;
  border-radius: 0 var(--dtj-radius) var(--dtj-radius) 0;
}

.dtj-archive-title {
  font-size: 22px;
  font-weight: 900;
  color: var(--dtj-green);
  margin: 0 0 6px;
}

.dtj-archive-desc {
  font-size: 14px;
  color: var(--dtj-text-light);
  margin: 0;
  line-height: 1.7;
}

.dtj-archive-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 36px;
  align-items: start;
}

.dtj-archive-main {}

.dtj-post-grid.-col3 {
  grid-template-columns: repeat(3, 1fr) !important;
}

.dtj-card__excerpt {
  font-size: 13px;
  color: var(--dtj-text-light);
  line-height: 1.6;
  margin: 0 0 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ページネーション */
.dtj-pagination {
  margin: 40px 0;
  text-align: center;
}

.dtj-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--dtj-border);
  border-radius: var(--dtj-radius);
  font-size: 13px;
  font-weight: 700;
  color: var(--dtj-text);
  margin: 2px;
  text-decoration: none;
  transition: all .2s;
}

.dtj-pagination .page-numbers:hover,
.dtj-pagination .page-numbers.current {
  background: var(--dtj-green);
  border-color: var(--dtj-green);
  color: #fff;
}

.dtj-no-posts {
  text-align: center;
  color: var(--dtj-text-muted);
  padding: 60px 0;
}

/* ============================================================
   SIDEBAR
============================================================ */
.dtj-archive-sidebar {
  position: sticky;
  top: 80px;
}

.dtj-sidebar-widget {
  background: #fff;
  border: 1px solid var(--dtj-border);
  border-radius: var(--dtj-radius);
  padding: 18px;
  margin-bottom: 20px;
}

.dtj-sidebar-title {
  font-size: 14px;
  font-weight: 900;
  color: var(--dtj-green);
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--dtj-green);
}

/* カテゴリーリスト */
.dtj-sidebar-cats {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dtj-sidebar-cats li {
  border-bottom: 1px solid var(--dtj-border);
}

.dtj-sidebar-cats li:last-child { border-bottom: none; }

.dtj-sidebar-cats a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 2px;
  font-size: 13px;
  color: var(--dtj-text);
  text-decoration: none;
  transition: color .2s;
}

.dtj-sidebar-cats a:hover { color: var(--dtj-accent); }

.dtj-sidebar-cats__count {
  background: var(--dtj-bg-gray);
  color: var(--dtj-text-muted);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 20px;
}

/* 新着記事（サイドバー） */
.dtj-sidebar-recent {
  list-style: none;
  padding: 0;
  margin: 0;
}

.dtj-sidebar-recent__item {
  display: flex;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--dtj-border);
  align-items: flex-start;
}

.dtj-sidebar-recent__item:last-child { border-bottom: none; }

.dtj-sidebar-recent__thumb {
  width: 70px;
  height: 48px;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--dtj-bg-gray);
  display: block;
}

.dtj-sidebar-recent__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dtj-sidebar-recent__title {
  font-size: 12px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--dtj-text);
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dtj-sidebar-recent__title:hover { color: var(--dtj-accent); }

/* ============================================================
   SINGLE POST PAGE
============================================================ */
.dtj-single-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 36px;
  align-items: start;
  margin-top: 24px;
}

.dtj-single-thumb {
  border-radius: var(--dtj-radius);
  overflow: hidden;
  margin-bottom: 24px;
  aspect-ratio: 16/9;
}

.dtj-single-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dtj-single-header {
  margin-bottom: 28px;
}

.dtj-single-cats {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.dtj-single-title {
  font-size: 26px;
  font-weight: 900;
  line-height: 1.4;
  color: var(--dtj-text);
  margin: 0 0 14px;
}

.dtj-single-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: var(--dtj-text-muted);
  padding: 12px 0;
  border-top: 1px solid var(--dtj-border);
  border-bottom: 1px solid var(--dtj-border);
}

.dtj-single-meta__updated {
  font-size: 12px;
}

/* 本文 */
.dtj-single-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--dtj-text);
}

.dtj-single-content h2 {
  background: var(--dtj-green-pale);
  border-left: 4px solid var(--dtj-green);
  padding: 12px 16px;
  border-radius: 0 4px 4px 0;
  font-size: 20px;
  font-weight: 900;
  margin: 40px 0 18px;
  color: var(--dtj-green);
}

.dtj-single-content h3 {
  border-bottom: 2px solid var(--dtj-green);
  padding-bottom: 8px;
  font-size: 18px;
  font-weight: 900;
  margin: 32px 0 14px;
}

.dtj-single-content h4 {
  font-size: 16px;
  font-weight: 900;
  margin: 24px 0 10px;
  padding-left: 10px;
  border-left: 3px solid var(--dtj-green-pale);
}

.dtj-single-content p {
  margin-bottom: 20px;
}

.dtj-single-content a {
  color: var(--dtj-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.dtj-single-content img {
  border-radius: var(--dtj-radius);
  margin: 20px auto;
}

.dtj-single-content blockquote {
  border-left: 4px solid var(--dtj-border);
  padding: 12px 20px;
  margin: 24px 0;
  background: var(--dtj-bg-gray);
  border-radius: 0 var(--dtj-radius) var(--dtj-radius) 0;
  color: var(--dtj-text-light);
  font-style: italic;
}

/* タグ */
.dtj-single-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 32px 0;
  padding-top: 20px;
  border-top: 1px solid var(--dtj-border);
}

.dtj-tag {
  font-size: 12px;
  color: var(--dtj-text-light);
  border: 1px solid var(--dtj-border);
  padding: 4px 12px;
  border-radius: 20px;
  text-decoration: none;
  transition: all .2s;
}

.dtj-tag:hover {
  background: var(--dtj-green);
  border-color: var(--dtj-green);
  color: #fff;
}

/* 前後記事ナビ */
.dtj-post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 32px 0 48px;
  padding-top: 20px;
  border-top: 1px solid var(--dtj-border);
}

.dtj-post-nav__prev { text-align: left; }
.dtj-post-nav__next { text-align: right; }

.dtj-post-nav__label {
  display: block;
  font-size: 11px;
  color: var(--dtj-text-muted);
  margin-bottom: 4px;
}

.dtj-post-nav a {
  font-size: 13px;
  font-weight: 700;
  color: var(--dtj-text);
  text-decoration: none;
  line-height: 1.5;
}

.dtj-post-nav a:hover { color: var(--dtj-accent); }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 960px) {
  .dtj-hero { grid-template-columns: 1fr; }
  .dtj-hero__sub { display: none; }
  .dtj-post-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .dtj-archive-layout,
  .dtj-single-layout { grid-template-columns: 1fr; }
  .dtj-archive-sidebar { position: static; }
  .dtj-footer__inner { grid-template-columns: 1fr 1fr; gap: 28px; }
  .dtj-footer__bottom-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 600px) {
  .dtj-header__sns { display: none; }
  .dtj-post-grid { grid-template-columns: 1fr !important; }
  .dtj-single-title { font-size: 20px; }
  .dtj-post-nav { grid-template-columns: 1fr; }
  .dtj-footer__inner { grid-template-columns: 1fr; }
  .dtj-footer__legal { flex-wrap: wrap; justify-content: center; gap: 10px; }
}

/* ============================================================
   TOP PAGE v2 — cow-aka.jp参考のメディア構成
   （コンセプト / 特集ゲートウェイ / 役割分化 / タグ / About）
============================================================ */

/* ---- コンセプトリード ---- */
.dtj-concept {
  background: var(--dtj-green-pale);
  border-bottom: 1px solid var(--dtj-border);
}
.dtj-concept__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 20px 52px;
  text-align: center;
}
.dtj-concept__eyebrow {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .22em;
  color: var(--dtj-accent);
  margin: 0 0 16px;
}
.dtj-concept__title {
  font-size: 32px;
  font-weight: 900;
  line-height: 1.45;
  color: var(--dtj-green);
  margin: 0 0 18px;
}
.dtj-concept__lead {
  font-size: 15px;
  line-height: 1.9;
  color: var(--dtj-text-light);
  max-width: 680px;
  margin: 0 auto;
}

/* ---- セクション見出し（英語サブタイトル付き） ---- */
.dtj-section-heading {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.dtj-section-eyebrow {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .18em;
  color: var(--dtj-text-muted);
}

/* ---- 特集ゲートウェイ（テーマから探す） ---- */
.dtj-gateway {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.dtj-gateway__item {
  display: flex;
  flex-direction: column;
  background: var(--dtj-green);
  color: #fff;
  border-radius: var(--dtj-radius);
  padding: 26px 24px 22px;
  text-decoration: none;
  min-height: 150px;
  transition: transform .2s, box-shadow .2s;
}
.dtj-gateway__item:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(11,45,94,.25);
}
.dtj-gateway__no {
  font-size: 32px;
  font-weight: 900;
  font-style: italic;
  color: rgba(255,255,255,.28);
  line-height: 1;
  margin-bottom: 10px;
}
.dtj-gateway__name {
  font-size: 18px;
  font-weight: 900;
  margin-bottom: 8px;
}
.dtj-gateway__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255,255,255,.78);
  margin-bottom: 16px;
}
.dtj-gateway__count {
  margin-top: auto;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .05em;
  color: rgba(255,255,255,.7);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.dtj-gateway__arrow {
  font-size: 16px;
  transition: transform .2s;
}
.dtj-gateway__item:hover .dtj-gateway__arrow { transform: translateX(4px); }

/* ---- カテゴリ別：特集リード＋リスト ---- */
.dtj-feature {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 28px;
  align-items: start;
}
.dtj-feature__lead {
  display: block;
  text-decoration: none;
  color: inherit;
}
.dtj-feature__lead-thumb {
  display: block;
  aspect-ratio: 16/9;
  border-radius: var(--dtj-radius);
  overflow: hidden;
  background: var(--dtj-bg-gray);
  margin-bottom: 14px;
}
.dtj-feature__lead-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.dtj-feature__lead:hover .dtj-feature__lead-thumb img { transform: scale(1.04); }
.dtj-feature__lead-body { display: block; }
.dtj-feature__lead-title {
  display: block;
  font-size: 20px;
  font-weight: 900;
  line-height: 1.5;
  color: var(--dtj-text);
  margin-bottom: 10px;
}
.dtj-feature__lead:hover .dtj-feature__lead-title { color: var(--dtj-accent); }
.dtj-feature__lead-excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--dtj-text-light);
  margin-bottom: 10px;
}
.dtj-feature__lead-date {
  display: block;
  font-size: 11px;
  color: var(--dtj-text-muted);
}
.dtj-feature__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.dtj-feature__item { border-bottom: 1px solid var(--dtj-border); }
.dtj-feature__item:last-child { border-bottom: none; }
.dtj-feature__item > a {
  display: flex;
  gap: 13px;
  padding: 13px 0;
  text-decoration: none;
  color: inherit;
  transition: opacity .2s;
}
.dtj-feature__item > a:hover { opacity: .72; }
.dtj-feature__item-thumb {
  width: 92px;
  height: 62px;
  flex-shrink: 0;
  border-radius: 4px;
  overflow: hidden;
  background: var(--dtj-bg-gray);
  display: block;
}
.dtj-feature__item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dtj-feature__item-body {
  display: block;
  min-width: 0;
}
.dtj-feature__item-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--dtj-text);
  margin-bottom: 5px;
}
.dtj-feature__item-date {
  display: block;
  font-size: 11px;
  color: var(--dtj-text-muted);
}

/* ---- トピックタグ（回遊） ---- */
.dtj-tagcloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.dtj-tagcloud__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--dtj-text);
  background: var(--dtj-bg-gray);
  border: 1px solid var(--dtj-border);
  padding: 8px 14px;
  border-radius: 24px;
  text-decoration: none;
  transition: all .2s;
}
.dtj-tagcloud__item:hover {
  background: var(--dtj-green);
  border-color: var(--dtj-green);
  color: #fff;
}
.dtj-tagcloud__hash {
  color: var(--dtj-accent);
  font-weight: 900;
}
.dtj-tagcloud__item:hover .dtj-tagcloud__hash { color: rgba(255,255,255,.7); }
.dtj-tagcloud__count {
  font-size: 11px;
  font-weight: 700;
  color: var(--dtj-text-muted);
  background: #fff;
  border-radius: 20px;
  padding: 1px 8px;
}
.dtj-tagcloud__item:hover .dtj-tagcloud__count { color: var(--dtj-green); }

/* ---- About / フォロー導線 ---- */
.dtj-about {
  background: var(--dtj-bg-gray);
  border-top: 1px solid var(--dtj-border);
}
/* ホームではAboutバンドとフッターの間の余白を詰める */
body.home .dtj-footer { margin-top: 0; }
.dtj-about__inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 20px;
  text-align: center;
}
.dtj-about__eyebrow {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .2em;
  color: var(--dtj-accent);
  margin: 0 0 14px;
}
.dtj-about__title {
  font-size: 26px;
  font-weight: 900;
  color: var(--dtj-green);
  margin: 0 0 16px;
  line-height: 1.5;
}
.dtj-about__lead {
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--dtj-text-light);
  margin: 0 0 28px;
}
.dtj-about__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.dtj-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--dtj-green);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 13px 30px;
  border-radius: 26px;
  text-decoration: none;
  transition: all .2s;
}
.dtj-btn:hover {
  background: var(--dtj-green-light);
  transform: translateY(-2px);
  box-shadow: var(--dtj-shadow);
}
.dtj-btn.-ghost {
  background: #fff;
  color: var(--dtj-green);
  border: 1px solid var(--dtj-border);
}
.dtj-btn.-ghost:hover { background: var(--dtj-green-pale); }

/* ---- TOP v2 レスポンシブ ---- */
@media (max-width: 960px) {
  .dtj-gateway { grid-template-columns: 1fr; }
  .dtj-gateway__item { min-height: 0; }
  .dtj-feature { grid-template-columns: 1fr; gap: 22px; }
  .dtj-concept__title { font-size: 26px; }
}
@media (max-width: 600px) {
  .dtj-concept__inner { padding: 40px 20px 36px; }
  .dtj-concept__title { font-size: 21px; }
  .dtj-concept__lead { font-size: 14px; }
  .dtj-about__inner { padding: 48px 20px; }
  .dtj-about__title { font-size: 21px; }
  .dtj-feature__lead-title { font-size: 17px; }
  .dtj-btn { padding: 12px 24px; }
}

/* ============================================================
   固定ページ About（.about-section）の見出し崩れ修正
   SWELL標準の .post_content h2 が濃色帯を付与し、ページ独自CSSの
   ネイビー文字と重なって読めなくなる問題を解消（白背景＋ネイビー文字＋左ボーダーに）
============================================================ */
.about-section h2 {
  background: transparent !important;
  background-color: transparent !important;
  background-image: none !important;
  color: var(--dtj-green) !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: 4px 0 8px 16px !important;
}
.about-section h2::before,
.about-section h2::after {
  display: none !important;
  content: none !important;
}