/* /src/css/nav/column/column_detail.css */

:root{
  --bg: #f6f1ff;
  --card: rgba(255,255,255,.78);
  --text: rgba(28,28,34,.92);
  --muted: rgba(28,28,34,.62);
  --line: rgba(28,28,34,.10);
  --accent: rgba(123,87,255,.95);
  --shadow: 0 18px 44px rgba(0,0,0,.10);
  --shadow2: 0 12px 26px rgba(0,0,0,.08);
  --radius: 26px;
}

body.column-detail-page{
  background:
    radial-gradient(1200px 600px at 10% 0%, rgba(123,87,255,.14), transparent 55%),
    radial-gradient(1000px 600px at 90% 20%, rgba(255,140,200,.12), transparent 55%),
    var(--bg);
}

.column-detail-main{
  padding: 86px 0 96px;
}

.column-detail-wrap{
  width: min(1200px, 94vw);
  margin: 0 auto;
}

.column-alert{
  margin: 0 0 14px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.85);
  background: rgba(255,255,255,.72);
  box-shadow: var(--shadow2);
  font-weight: 900;
  color: rgba(180,70,70,.95);
}

/* パンくず */
.column-breadcrumb{
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 6px 0 14px;
  font-weight: 900;
  color: var(--muted);
  font-size: 13px;
}
.column-breadcrumb a{
  color: var(--muted);
  text-decoration: none;
}
.column-breadcrumb a:hover{
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.column-breadcrumb .is-current{
  color: rgba(28,28,34,.85);
}

/* レイアウト */
.column-detail-layout{
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 24px;
  align-items: start;
}
@media (max-width: 1120px){
  .column-detail-layout{
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

.column-back{
  display: inline-flex;
  text-decoration: none;
  font-weight: 900;
  color: var(--accent);
  margin-bottom: 12px;
}
.column-back:hover{
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 本文カード */
.column-article{
  border-radius: var(--radius);
  padding: clamp(16px, 2.1vw, 30px);
  background: var(--card);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,.86);
  box-shadow: var(--shadow);
}

.article-head{
  display: grid;
  gap: 12px;
}

.column-article__title{
  margin: 0;
  font-weight: 900;
  line-height: 1.25;
  font-size: clamp(24px, 2.6vw, 40px);
  color: var(--text);
  letter-spacing: .01em;
}

.article-meta{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.meta-pill{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(28,28,34,.08);
  font-weight: 900;
  font-size: 12px;
  color: rgba(28,28,34,.78);
}
.meta-pill.meta-muted{
  color: rgba(28,28,34,.55);
}
.meta-pill--link{
  text-decoration: none;
  transition: transform .16s ease, filter .16s ease, border-color .16s ease;
}
.meta-pill--link:hover{
  transform: translateY(-1px);
  filter: brightness(1.02);
  border-color: rgba(123,87,255,.28);
}

.article-share{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 2px;
}

.share-btn{
  appearance: none;
  border: 1px solid rgba(28,28,34,.12);
  background: rgba(255,255,255,.85);
  color: rgba(28,28,34,.82);
  font-weight: 900;
  border-radius: 999px;
  padding: 9px 12px;
  text-decoration: none;
  cursor: pointer;
  transition: transform .16s ease, filter .16s ease, border-color .16s ease;
  font-size: 12px;
}
.share-btn:hover{
  transform: translateY(-1px);
  filter: brightness(1.02);
  border-color: rgba(123,87,255,.28);
}
.share-btn.is-copied{
  border-color: rgba(123,87,255,.50);
  background: rgba(123,87,255,.12);
  color: rgba(123,87,255,.95);
}

/* ヒーロー */
.column-article__hero{
  margin: 16px 0 0;
  border-radius: 22px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(28,28,34,.10);
  background: rgba(255,255,255,.72);
}
.column-article__hero img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.column-article__lead{
  margin: 14px 0 0;
  font-weight: 900;
  color: rgba(28,28,34,.70);
  line-height: 1.95;
  font-size: 15px;
  background: rgba(255,255,255,.62);
  border: 1px solid rgba(28,28,34,.08);
  border-radius: 18px;
  padding: 12px 14px;
}

/* ===== 目次（記事内） ===== */
.article-toc{
  margin: 18px 0 10px;
  border-radius: 22px;
  border: 1px solid rgba(123,87,255,.18);
  background: linear-gradient(135deg, rgba(123,87,255,.12), rgba(255,255,255,.70));
  box-shadow: var(--shadow2);
  overflow: hidden;
}
.article-toc__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 14px 14px;
  border-bottom: 1px solid rgba(255,255,255,.70);
}
.article-toc__title{
  margin:0;
  font-weight: 900;
  font-size: 15px;
  color: rgba(28,28,34,.92);
}
.article-toc__toggle{
  appearance:none;
  border: 1px solid rgba(28,28,34,.12);
  background: rgba(255,255,255,.80);
  color: rgba(28,28,34,.82);
  font-weight: 900;
  border-radius: 999px;
  padding: 8px 12px;
  cursor:pointer;
  font-size: 12px;
}
.article-toc__toggle:hover{ filter: brightness(1.02); }

.article-toc__list{
  margin: 0;
  padding: 12px 14px 14px 22px;
  display:grid;
  gap: 10px;
}
.article-toc__item{ list-style: none; }
.article-toc__link{
  text-decoration:none;
  font-weight: 900;
  color: rgba(28,28,34,.82);
  line-height: 1.55;
  font-size: 13px;
}
.article-toc__link:hover{
  color: rgba(123,87,255,.95);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.toc__lv2{ padding-left: 0; }
.toc__lv3{ padding-left: 10px; opacity: .95; }
.toc__lv4{ padding-left: 18px; opacity: .90; }

/* 本文タイポグラフィ（基本） */
.column-article__body{
  margin-top: 18px;
  color: rgba(28,28,34,.86);
  font-size: 16px;
  line-height: 2.05;
  font-weight: 800;
}
.column-article__body > *:first-child{ margin-top: 0; }

.column-article__body p{ margin: 0 0 16px; }

.column-article__body h2,
.column-article__body h3,
.column-article__body h4{
  margin: 26px 0 12px;
  font-weight: 900;
  line-height: 1.45;
  color: rgba(28,28,34,.92);
  scroll-margin-top: 110px;
}

/* ===== H2：囲み見出し化 ===== */
.column-article__body h2{
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.2;
  padding: 13px 20px 13px 22px;
  border: 2px solid rgba(123,87,255,.78);
  border-left: 10px solid rgba(123,87,255,.95);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(248,243,255,.92));
  box-shadow: 0 10px 24px rgba(123,87,255,.08);
  letter-spacing: .01em;
  margin: 34px 0 16px;
}

.column-article__body h3{
  font-size: 19px;
}

.column-article__body h4{
  font-size: 16px;
  color: rgba(28,28,34,.86);
}

@media (max-width: 640px){
  .column-article__body h2{
    font-size: 18px;
    padding: 14px 14px 14px 16px;
    border-left-width: 7px;
    border-radius: 8px;
    margin: 28px 0 14px;
  }
}

.column-article__body ul,
.column-article__body ol{
  margin: 0 0 16px 1.25em;
  padding: 0;
}
.column-article__body li{ margin: 8px 0; }

.column-article__body a{
  color: var(--accent);
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.column-article__body img{
  max-width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid rgba(28,28,34,.10);
  box-shadow: 0 10px 24px rgba(0,0,0,.08);
  margin: 10px 0 18px;
}

/* blockquote */
.column-article__body blockquote{
  margin: 18px 0;
  padding: 14px 14px;
  border-left: 6px solid rgba(123,87,255,.65);
  background: rgba(255,255,255,.64);
  border-radius: 18px;
  border: 1px solid rgba(28,28,34,.08);
  color: rgba(28,28,34,.78);
}

/* code & pre */
.column-article__body code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: .92em;
  background: rgba(0,0,0,.06);
  border: 1px solid rgba(0,0,0,.06);
  padding: 2px 7px;
  border-radius: 10px;
}
.column-article__body pre{
  margin: 16px 0 18px;
  padding: 14px 14px;
  border-radius: 18px;
  background: rgba(0,0,0,.07);
  border: 1px solid rgba(28,28,34,.10);
  overflow: auto;
}
.column-article__body pre code{
  background: transparent;
  border: none;
  padding: 0;
  border-radius: 0;
}

/* table */
.column-article__body table{
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 16px 0 18px;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid rgba(28,28,34,.10);
  background: rgba(255,255,255,.70);
}
.column-article__body th,
.column-article__body td{
  padding: 10px 12px;
  border-bottom: 1px solid rgba(28,28,34,.08);
  vertical-align: top;
}
.column-article__body th{
  font-weight: 900;
  color: rgba(28,28,34,.82);
  background: rgba(123,87,255,.10);
}

/* 関連記事 */
.column-related{
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.column-related__title{
  margin: 0 0 12px;
  font-weight: 900;
  font-size: 16px;
  color: rgba(28,28,34,.92);
}
.column-related__grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 980px){
  .column-related__grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px){
  .column-related__grid{ grid-template-columns: 1fr; }
}
.column-related__card{
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(28,28,34,.10);
  box-shadow: var(--shadow2);
  transition: transform .18s ease, filter .18s ease;
}
.column-related__card:hover{
  transform: translateY(-2px);
  filter: brightness(1.01);
}
.column-related__link{
  display: block;
  text-decoration: none;
  color: inherit;
}
.column-related__thumb{
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.column-related__thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.column-related__body{ padding: 10px 12px 12px; }
.column-related__t{
  margin: 0;
  font-weight: 900;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(28,28,34,.92);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.column-related__d{
  margin: 8px 0 0;
  font-weight: 800;
  font-size: 12px;
  line-height: 1.75;
  color: rgba(28,28,34,.68);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* NotFound */
.column-detail-layout.is-notfound .column-detail-side{
  position: static;
}

/* =========================================================
   ✅ 右サイド：おすすめ（column.php と同じ構造/見た目）
   - 追尾なし（sticky禁止）
   ========================================================= */
.column-detail-side{
  position: static;
  top: auto;
  display: block;
}
@media (max-width: 1120px){
  .column-detail-side{ position: static; }
}

.side-box{
  border: 1px solid rgba(0,0,0,.08);
  background: #fff;
  border-radius: 18px;
  box-shadow: var(--shadow2);
  padding: 14px;
}

.side-title{
  margin: 0 0 12px;
  font-weight: 900;
  font-size: 16px;
  color: rgba(28,28,34,.92);
}

.side-empty{
  margin: 0;
  font-weight: 900;
  font-size: 13px;
  color: rgba(28,28,34,.62);
}

.side-list{
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.side-item{ margin: 0; }

.side-link{
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  text-decoration: none;
  color: inherit;
  padding: 8px;
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,.06);
  background: rgba(0,0,0,.01);
}
.side-link:hover{
  filter: brightness(1.01);
  background: rgba(0,0,0,.02);
}

.side-thumb{
  width: 82px;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,.06);
  background: #fff;
}
.side-thumb img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.side-text{ min-width: 0; }
.side-date{
  font-size: 12px;
  font-weight: 900;
  color: rgba(28,28,34,.55);
  margin: 0 0 4px;
}
.side-h{
  margin: 0;
  font-size: 13px;
  font-weight: 900;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 広告枠（差し替え前提） */
.side-ad{
  border-radius: 16px;
  border: 1px dashed rgba(0,0,0,.25);
  background: rgba(0,0,0,.02);
  padding: 12px;
}
.side-ad__label{
  font-size: 11px;
  font-weight: 900;
  color: rgba(28,28,34,.55);
  margin-bottom: 6px;
}
.side-ad__body{
  display:flex;
  flex-direction:column;
  gap: 6px;
}
.side-ad__title{
  font-weight: 900;
  margin: 0;
  font-size: 13px;
}
.side-ad__desc{
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  color: rgba(28,28,34,.70);
  line-height: 1.6;
}
.side-ad__btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-decoration:none;
  font-weight: 900;
  border-radius: 12px;
  padding: 8px 10px;
  border: 1px solid rgba(0,0,0,.12);
  background: rgba(123,87,255,.10);
  width: fit-content;
}