@charset "UTF-8";

/* =========================================
   UrakaTA COLUMN — 追加スタイル差分
   style.css は変更しない。コラム専用クラスのみ定義。
   既存のCSS変数（--color-accent 等）を全面的に流用する。
   ========================================= */

/* ---------- 記事ページ共通レイアウト ---------- */
.column-container { max-width: 860px; }
.column-article { padding-top: 70px; }

/* ---------- 記事ヒーロー ---------- */
.column-hero { padding-bottom: 60px; }
.column-cat-line {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.column-kw {
  font-size: 12px;
  color: var(--color-text-mute);
  letter-spacing: 0.06em;
}
.column-title {
  font-family: var(--font-jp);
  font-weight: 900;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.45;
  letter-spacing: 0.01em;
  margin-bottom: 24px;
}
.column-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  font-size: 13px;
  color: var(--color-text-sub);
}
.column-meta a { text-decoration: underline; text-underline-offset: 3px; }
.column-hero .breadcrumbs { margin-top: 28px; }

/* ---------- カテゴリバッジ（news-cat 流用の色展開） ---------- */
.news-cat.cat-col-ai { background: var(--color-dark); }
.news-cat.cat-col-recruit { background: var(--color-accent-green); }
.news-cat.cat-col-sns { background: var(--color-accent); color: var(--color-dark); }
.news-cat.cat-col-ads { background: var(--color-text-sub); }
.news-cat.cat-col-web { background: #fff; color: var(--color-dark); border: 1px solid var(--color-dark); }
.news-cat.cat-col-video { background: var(--color-soft2); color: var(--color-dark); border: 1px solid var(--color-accent); }

/* ---------- 結論サマリー（H1直下・AEO） ---------- */
.column-summary {
  background: var(--color-soft);
  border-left: 6px solid var(--color-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 24px 28px;
  margin-bottom: 40px;
}
.column-summary-label {
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.column-summary-label::before {
  content: "";
  width: 18px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 999px;
}
.column-summary p:last-child { font-size: 15px; line-height: 2; margin: 0; }

/* ---------- 目次 ---------- */
.column-toc {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 26px 30px;
  margin-bottom: 16px;
  background: #fff;
}
.column-toc-title {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}
.column-toc ol {
  list-style: none;
  counter-reset: toc;
}
.column-toc li {
  counter-increment: toc;
  font-size: 14px;
  line-height: 1.7;
  padding: 6px 0;
  border-bottom: 1px dashed var(--color-line);
}
.column-toc li:last-child { border-bottom: none; }
.column-toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 12px;
  color: var(--color-text-mute);
  margin-right: 12px;
}
.column-toc a { text-decoration: none; }
.column-toc a:hover { color: var(--color-accent-2); opacity: 0.7; }

/* ---------- CTA①目次直下テキスト ---------- */
.column-cta-inline {
  font-size: 14px;
  margin-bottom: 56px;
}
.column-cta-inline a {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
}
.column-cta-inline a:hover { color: var(--color-text-sub); }

/* ---------- 本文 ---------- */
.column-body {
  font-size: 16px;
  line-height: 2.05;
  color: var(--color-text);
}
.column-body > * { margin-bottom: 28px; }
.column-body h2 {
  font-size: clamp(21px, 2.4vw, 26px);
  font-weight: 900;
  line-height: 1.5;
  margin: 72px 0 28px;
  padding: 14px 20px;
  background: var(--color-soft);
  border-left: 6px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.column-body h2:first-child { margin-top: 0; }
.column-body h3 {
  font-size: clamp(18px, 2vw, 20px);
  font-weight: 700;
  line-height: 1.6;
  margin: 48px 0 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-line);
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.column-body h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 64px;
  height: 2px;
  background: var(--color-accent);
}
.column-body a {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
}
.column-body strong { background: linear-gradient(transparent 62%, var(--color-soft2) 62%); }
.column-body ul,
.column-body ol { padding-left: 8px; }
.column-body ul li,
.column-body ol li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
  line-height: 1.9;
}
.column-body ul li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 12px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--color-accent);
}
.column-body ol { counter-reset: colol; }
.column-body ol li { counter-increment: colol; }
.column-body ol li::before {
  content: counter(colol) ".";
  position: absolute;
  left: 0;
  font-family: var(--font-en);
  font-weight: 700;
  color: var(--color-accent-2);
}
.column-body blockquote {
  border-left: 4px solid var(--color-line);
  padding: 6px 0 6px 22px;
  color: var(--color-text-sub);
  font-size: 15px;
}
.column-body code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.88em;
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: 6px;
  padding: 2px 7px;
}
.column-body pre {
  background: var(--color-dark);
  color: #f2f2f2;
  border-radius: var(--radius);
  padding: 22px 26px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.8;
}
.column-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}
.column-body figure { margin: 36px 0; }
.column-body figure img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.column-body figcaption {
  font-size: 12px;
  color: var(--color-text-mute);
  margin-top: 10px;
  text-align: center;
}

/* ---------- 表（実測データ表） ---------- */
.column-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 36px 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.column-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.7;
  min-width: 560px;
}
.column-table-wrap th,
.column-table-wrap td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}
.column-table-wrap thead th {
  background: var(--color-dark);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.column-table-wrap tbody tr:nth-child(even) { background: var(--color-soft); }
.column-table-wrap tbody tr:last-child td { border-bottom: none; }

/* ---------- CTA②中盤ボックス ---------- */
.column-cta-box {
  background: var(--color-soft2);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 36px 32px;
  text-align: center;
  margin: 64px 0;
}
.column-cta-box-label {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--color-text-sub);
  margin-bottom: 10px;
}
.column-cta-box-title {
  font-weight: 900;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.6;
  margin-bottom: 12px;
}
.column-cta-box-text {
  font-size: 14px;
  line-height: 2;
  color: var(--color-text-sub);
  margin-bottom: 24px;
}
.column-cta-box .btn { margin: 0 auto; }

/* ---------- FAQ ---------- */
.column-faq { margin: 80px 0 0; }
.column-faq-title {
  font-size: clamp(21px, 2.4vw, 26px);
  font-weight: 900;
  margin-bottom: 28px;
  padding: 14px 20px;
  background: var(--color-soft);
  border-left: 6px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.column-faq-item {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 16px;
  background: #fff;
}
.column-faq-q {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.7;
  margin-bottom: 12px;
  display: flex;
  gap: 12px;
}
.column-faq-q::before {
  content: "Q";
  font-family: var(--font-en);
  font-weight: 800;
  color: var(--color-dark);
  background: var(--color-accent);
  width: 28px;
  height: 28px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.column-faq-a {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text-sub);
  display: flex;
  gap: 12px;
}
.column-faq-a::before {
  content: "A";
  font-family: var(--font-en);
  font-weight: 800;
  color: #fff;
  background: var(--color-dark);
  width: 28px;
  height: 28px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

/* ---------- 著者ボックス ---------- */
.column-author {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-soft);
  padding: 32px;
  margin: 80px 0 0;
}
.column-author-photo img {
  width: 96px;
  height: 96px;
  border-radius: 999px;
  object-fit: cover;
  border: 3px solid #fff;
  box-shadow: var(--shadow);
}
.column-author-label {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--color-text-mute);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.column-author-name {
  font-size: 18px;
  font-weight: 900;
  margin-bottom: 10px;
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.column-author-name small {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-sub);
}
.column-author-bio {
  font-size: 13px;
  line-height: 1.9;
  color: var(--color-text-sub);
  margin-bottom: 14px;
}
.column-author-links { display: flex; gap: 20px; flex-wrap: wrap; }
.column-author-links a {
  font-size: 12px;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
}

/* ---------- 関連記事 ---------- */
.column-related { margin: 64px 0 0; }
.column-related-title {
  font-size: 18px;
  font-weight: 900;
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.column-related-title::before {
  content: "";
  width: 32px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 999px;
}
.column-related-list { border-top: 1px solid var(--color-line); }
.column-related-list .news-item { grid-template-columns: 130px 110px 1fr 24px; }

/* ---------- 一覧へ戻る ---------- */
.column-backlink {
  margin-top: 56px;
  font-size: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}
.column-backlink a {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
}

/* ---------- 一覧ページ: カテゴリナビ ---------- */
.column-cat-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}
.column-cat-nav a {
  font-size: 13px;
  font-weight: 700;
  padding: 8px 18px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  transition: all var(--transition);
}
.column-cat-nav a:hover,
.column-cat-nav a.is-active {
  background: var(--color-dark);
  color: #fff;
  border-color: var(--color-dark);
  opacity: 1;
}

/* ---------- 一覧ページ: 記事カード ---------- */
.column-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.column-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  transition: all var(--transition);
}
.column-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.column-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 28px;
}
.column-card-link:hover { opacity: 1; }
.column-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.column-card-meta time {
  font-family: var(--font-en);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--color-text-sub);
}
.column-card-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.65;
  margin-bottom: 12px;
}
.column-card-desc {
  font-size: 13px;
  line-height: 1.9;
  color: var(--color-text-sub);
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.column-card-more {
  margin-top: auto;
  font-family: var(--font-en);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.12em;
  border-bottom: 2px solid var(--color-accent);
  align-self: flex-start;
  padding-bottom: 4px;
}
.column-card:hover .column-card-more { color: var(--color-text-sub); }

/* ---------- 一覧ページ: ページネーション ---------- */
.column-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 64px;
  flex-wrap: wrap;
}
.column-pagination a,
.column-pagination span.current {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 14px;
  min-width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  padding: 0 14px;
}
.column-pagination a:hover {
  background: var(--color-dark);
  color: #fff;
  border-color: var(--color-dark);
  opacity: 1;
}
.column-pagination span.current {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-dark);
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 1024px) {
  .column-card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .column-article { padding-top: 48px; }
  .column-body { font-size: 15px; line-height: 2; }
  .column-body h2 { margin-top: 56px; }
  .column-author { flex-direction: column; gap: 18px; padding: 24px; }
  .column-related-list .news-item { grid-template-columns: 100px 1fr; }
  .column-related-list .news-item .news-cat,
  .column-related-list .news-item .news-arrow { display: none; }
  .column-card-grid { grid-template-columns: 1fr; gap: 20px; }
  .column-toc { padding: 20px 22px; }
  .column-summary { padding: 20px 22px; }
  .column-cta-box { padding: 28px 22px; }
}

@media (max-width: 480px) {
  .column-title { font-size: 24px; }
  .column-meta { font-size: 12px; gap: 4px 16px; }
  .column-faq-item { padding: 18px 20px; }
}

/* ---------- 印刷（既存print規則に合わせる） ---------- */
@media print {
  .column-cta-box,
  .column-cta-inline,
  .column-pagination { display: none; }
}