/* ===================================================================
   group-base.css ── 全グループ系ページ共通基盤
   socionics.or.jp の各 group ページ (/octad /spr /sr /labyrinth /buket
   /square /quadra /club /mobilization /conditioning /project_group
   /action_mode /reactor /argumentation /cognitive /perception
   /implementation /group/* ほか) で読み込む共通 token + base components。

   使い方:
     <link rel="stylesheet" href="<?= group_css('group-base') ?>">
     <link rel="stylesheet" href="<?= group_css('octad') ?>">  // グループ固有
     <body> ... <div id="octad-page" class="group-page"> ... </div>

   方針:
   - 全ての base スタイルは .group-page スコープに閉じる
     (menu.php / header.php / footer.php / style.css に漏れない)
   - 各グループ CSS は #xxx-page { --accent: #...; } で色を上書き
   - グループ固有コンポーネント(行列・SVG等)は各 CSS が持つ
   =================================================================== */


/* === 大域CSS漏れ リセット (style.css の section/h1-h6/body/.center 等を打ち消す) === */
.group-page,
.group-page * { box-sizing: border-box; }
.group-page section,
.group-page main,
.group-page header,
.group-page footer,
.group-page article,
.group-page aside,
.group-page nav,
.group-page details,
.group-page summary { text-align: left; padding: 0; margin: 0; }
.group-page h1,
.group-page h2,
.group-page h3,
.group-page h4,
.group-page h5,
.group-page h6 { text-align: left; }
.group-page p,
.group-page table,
.group-page div { text-align: inherit; }
.group-page .center { text-align: inherit; }
.group-page img,
.group-page svg { max-width: 100%; height: auto; }
.group-page a { text-decoration: none; }


/* === Design Token === */
.group-page {
  --accent: #f4a261;
  --accent-dark: #e08f4d;
  --text: #333333;
  --text-light: #666666;
  --text-muted: #999999;
  --border: #e5e5e5;
  --border-soft: #f0f0f0;
  --bg: #ffffff;
  --bg-soft: #fafafa;
  --bg-tag: #f5f5f5;
  --bg-quote: #fdf6ed;

  --serif: "Shippori Mincho", "Hiragino Mincho ProN", serif;
  --sans:  "Noto Sans JP", "Inter", sans-serif;
  --mono:  "JetBrains Mono", monospace;

  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  background: var(--bg);
}


/* === Section Header (タブ + グループナビ チップ) === */
.group-page .section-header { border-bottom: 1px solid var(--border-soft); padding: 18px 24px 14px; background: var(--bg-soft); }
.group-page .section-header-inner { max-width: 1200px; margin: 0 auto; }
.group-page .section-title-row { display: flex; align-items: center; gap: 16px; margin-bottom: 10px; padding-bottom: 10px; border-bottom: 1px solid var(--border-soft); flex-wrap: wrap; }
.group-page .section-title { font-family: var(--serif); font-size: 16px; font-weight: 600; margin-right: 8px; }
.group-page .tab-link { font-size: 13px; color: var(--text-light); text-decoration: none; padding: 5px 12px; border-radius: 6px; transition: background 0.15s; }
.group-page .tab-link:hover { background: var(--bg-tag); }
.group-page .tab-link.active { background: var(--bg-tag); color: var(--text); font-weight: 600; }

.group-page .group-nav-row { display: flex; flex-wrap: wrap; gap: 6px 4px; margin-top: 8px; align-items: center; }
.group-page .group-nav-label { font-family: var(--mono); font-size: 11px; font-weight: 700; color: var(--text-muted); letter-spacing: 0.08em; text-transform: uppercase; margin-right: 8px; }
.group-page .group-nav-row a.gn-link { display: inline-flex; align-items: center; gap: 5px; font-size: 12.5px; color: var(--text); text-decoration: none; padding: 4px 10px; border-radius: 4px; transition: background 0.15s; line-height: 1.5; white-space: nowrap; }
.group-page .group-nav-row a.gn-link:hover { background: var(--bg-tag); }
.group-page .group-nav-row a.gn-link.active { background: rgba(244,162,97,0.18); color: var(--text); font-weight: 600; }
.group-page .gn-code { font-family: var(--mono); font-size: 10.5px; font-weight: 600; color: var(--accent-dark); }


/* === Hero (ヒーロー領域 / ブーケ式) === */
.group-page .hero-bouquet { margin: 24px auto 16px; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,0.15); max-width: 720px; }
.group-page .hero-bouquet img { width: 100%; height: auto; display: block; }
.group-page .hero-info { max-width: 720px; margin: 0 auto 36px; text-align: center; padding: 0 16px; }
.group-page .hero-info .hero-badges { display: flex; justify-content: center; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.group-page .hero-info .hero-badge { background: var(--bg-tag); color: var(--text-light); padding: 3px 10px; font-size: 11px; border-radius: 11px; font-family: var(--mono); letter-spacing: 0.05em; }
.group-page .hero-info .hero-title { font-family: var(--serif); font-size: 34px; font-weight: 600; letter-spacing: 0.06em; margin: 0 0 4px; color: var(--text); text-align: center; }
.group-page .hero-info .hero-subtitle { font-family: var(--serif); font-size: 18px; color: var(--text-light); margin-bottom: 10px; letter-spacing: 0.04em; }
.group-page .hero-info .hero-caption { font-family: var(--serif); font-size: 14px; color: var(--text-muted); }


/* === Breadcrumb === */
.group-page .breadcrumb { max-width: 840px; margin: 32px auto 0; padding: 0 24px; font-size: 14px; color: var(--text-muted); }
.group-page .breadcrumb a { color: var(--text-muted); text-decoration: none; transition: color 0.15s; }
.group-page .breadcrumb a:hover { color: var(--accent-dark); text-decoration: underline; }


/* === Main 本文領域 + 見出し === */
.group-page main { max-width: 840px; margin: 0 auto; padding: 48px 24px 80px; }
.group-page main.with-breadcrumb { padding-top: 24px; }
.group-page main.overview-page { padding-top: 24px; }

.group-page h2 { font-family: var(--serif); font-size: 22px; font-weight: 350; letter-spacing: 0.04em; border-left: 4px solid var(--accent); padding: 0 14px; margin: 56px 0 24px; line-height: 1.4; color: var(--text); text-align: left; }
.group-page main.overview-page h2 { font-size: 26px; }
.group-page h2:first-of-type { margin-top: 0; }
.group-page h3 { font-family: var(--serif); font-size: 18px; font-weight: 500; color: var(--text); margin: 32px 0 14px; text-align: left; }
.group-page main.overview-page h3 { font-size: 20px; margin: 40px 0 18px; letter-spacing: 0.04em; }
.group-page h3 .num { color: var(--accent); margin-right: 8px; }

.group-page p { margin-bottom: 18px; line-height: 1.95; font-size: 16px; }
.group-page p:last-child { margin-bottom: 0; }
.group-page .lead { font-size: 17px; color: var(--text); }
.group-page strong { font-weight: 600; }
.group-page a.text-link { color: var(--accent-dark); text-decoration: none; border-bottom: 1px solid var(--border); }
.group-page a.text-link:hover { border-bottom-color: var(--accent); }


/* === Naming Origin Aside === */
.group-page .naming-origin { background: var(--bg-quote); border-left: 4px solid var(--accent); padding: 22px 26px; margin: 0 0 36px; border-radius: 0 6px 6px 0; }
.group-page .no-eyebrow { font-family: var(--mono); font-size: 10.5px; font-weight: 700; letter-spacing: 0.16em; color: var(--text-muted); text-transform: uppercase; margin-bottom: 8px; }
.group-page .no-row { display: flex; align-items: baseline; gap: 16px; margin-bottom: 8px; }
.group-page .no-name { font-family: var(--serif); font-size: 24px; font-weight: 600; color: var(--text); }
.group-page .no-en { font-family: var(--serif); font-size: 16px; color: var(--text-light); font-style: italic; }
.group-page .no-etym { font-size: 13.5px; color: var(--text-light); margin-bottom: 6px; }
.group-page .no-etym-label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; color: var(--text-muted); margin-right: 6px; padding: 1px 6px; background: white; border-radius: 3px; }
.group-page .no-meaning { font-size: 14px; color: var(--text); line-height: 1.75; }


/* === Tables === */
.group-page table { width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 14px; }
.group-page th,
.group-page td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
.group-page th { font-family: var(--serif); font-weight: 600; color: var(--text); background: var(--bg-soft); }
.group-page td { color: var(--text); }


/* === Group Cards (概論) === */
.group-page .group-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin: 28px 0 40px; }
.group-page .group-card { background: var(--bg-soft); border: 1px solid var(--border-soft); border-radius: 8px; overflow: hidden; transition: all 0.2s; display: block; color: var(--text); text-decoration: none; }
.group-page .group-card:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,0.08); border-color: var(--border); }
.group-page .group-card-thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; background: var(--bg-soft); }
.group-page .group-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.group-page .group-card:hover .group-card-thumb img { transform: scale(1.05); }
.group-page .group-card-body { padding: 16px 20px 18px; border-top: 3px solid var(--accent); }
.group-page .group-card-no { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.14em; color: var(--text-muted); font-weight: 700; margin-bottom: 4px; text-transform: uppercase; }
.group-page .group-card-name { font-family: var(--serif); font-size: 19px; font-weight: 600; margin-bottom: 4px; color: var(--text); }
.group-page .group-card-eng { font-size: 12px; color: var(--text-light); margin-bottom: 10px; font-family: var(--mono); letter-spacing: 0.04em; }
.group-page .group-card-meta { font-size: 12px; color: var(--text-muted); display: flex; flex-wrap: wrap; gap: 4px 10px; }
.group-page .group-card-meta span { padding: 1px 7px; background: var(--bg-tag); border-radius: 3px; }


/* === Member Grid === */
.group-page .member-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 18px 0 28px; }
.group-page .member-card { background: var(--bg-soft); border: 1px solid var(--border-soft); border-radius: 6px; padding: 16px 18px; }
.group-page .member-type { font-family: var(--mono); font-size: 14px; font-weight: 700; color: var(--text); letter-spacing: 0.04em; margin-bottom: 4px; }
.group-page .member-jname { font-family: var(--serif); font-size: 15px; color: var(--text); margin-bottom: 8px; font-weight: 500; }
.group-page .member-meta { font-size: 11.5px; color: var(--text-light); display: flex; flex-wrap: wrap; gap: 4px 8px; }
.group-page .member-meta span { padding: 1px 7px; background: white; border-radius: 3px; border: 1px solid var(--border-soft); }


/* === Relation Matrix (基本形・各グループで上書き) === */
.group-page .rel-matrix { display: grid; grid-template-columns: 88px repeat(4, 1fr); gap: 3px; margin: 18px 0 24px; font-size: 12.5px; }
.group-page .rel-matrix .cell { padding: 10px 6px; text-align: center; background: var(--bg-soft); border-radius: 4px; color: var(--text); font-size: 11.5px; }
.group-page .rel-matrix .head { background: white; border: 1px solid var(--border-soft); font-family: var(--mono); font-weight: 700; font-size: 11px; color: var(--text); padding: 8px 4px; }
.group-page .rel-matrix .row-head { background: white; border: 1px solid var(--border-soft); font-family: var(--mono); font-weight: 700; font-size: 11px; display: flex; align-items: center; justify-content: center; }
.group-page .rel-id { background: #e9eaec; color: var(--text-light); }
.group-page .rel-du { background: #d5edd1; color: #2c5f30; font-weight: 600; }
.group-page .rel-tr { background: #fce8d0; color: #c05a1a; font-weight: 600; }
.group-page .rel-co { background: #f5d8d8; color: #a83434; font-weight: 600; }

.group-page .rel-legend { display: flex; flex-wrap: wrap; gap: 14px 22px; margin: 14px 0 20px; font-size: 13px; padding: 14px 18px; background: var(--bg-soft); border-radius: 6px; }
.group-page .rel-legend-item { display: flex; align-items: center; gap: 8px; color: var(--text); }
.group-page .rel-legend-color { display: inline-block; width: 14px; height: 14px; border-radius: 3px; }


/* === Callout === */
.group-page .callout { background: var(--bg-quote); border-left: 4px solid var(--accent); padding: 18px 22px; margin: 24px 0; border-radius: 0 6px 6px 0; font-size: 14.5px; color: var(--text); line-height: 1.85; }


/* === Pair List (関係ペア表示) === */
.group-page .pair-grid { display: grid; grid-template-columns: 1fr; gap: 8px; margin: 12px 0 20px; }
.group-page .pair-item { display: flex; gap: 14px; padding: 12px 16px; background: white; border: 1px solid var(--border-soft); border-radius: 5px; align-items: center; flex-wrap: wrap; }
.group-page .pair-types { font-family: var(--mono); font-weight: 700; font-size: 13px; color: var(--text); min-width: 130px; }
.group-page .pair-desc { font-size: 13px; color: var(--text-light); flex: 1; }
.group-page .pair-tag { display: inline-block; font-family: var(--mono); font-size: 10px; font-weight: 700; letter-spacing: 0.1em; padding: 2px 7px; border-radius: 3px; align-self: flex-start; text-transform: uppercase; }
.group-page .pair-tag.duality { background: #d5edd1; color: #2c5f30; }
.group-page .pair-tag.transcendence { background: #fce8d0; color: #c05a1a; }
.group-page .pair-tag.correctional { background: #f5d8d8; color: #a83434; }


/* === Axis Card (3軸 共通特性表示) === */
.group-page .axis-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 24px 0 32px; }
.group-page .axis-card { background: var(--bg-soft); border: 1px solid var(--border-soft); border-radius: 8px; padding: 20px 20px 18px; border-top: 3px solid var(--accent); }
.group-page .axis-card-eyebrow { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.12em; font-weight: 700; text-transform: uppercase; color: var(--text-muted); margin-bottom: 10px; }
.group-page .axis-card-poles { display: flex; align-items: baseline; gap: 8px; font-family: var(--serif); margin-bottom: 12px; }
.group-page .axis-card-pole { font-size: 17px; font-weight: 600; color: var(--text); }
.group-page .axis-card-pole.dim { color: var(--text-muted); font-weight: 400; }
.group-page .axis-card-vs { font-size: 12px; color: var(--text-muted); }
.group-page .axis-card-body { font-size: 13px; color: var(--text-light); line-height: 1.75; }


/* === Page Nav (前へ/次へ) === */
.group-page .page-nav { display: flex; justify-content: space-between; align-items: center; margin: 48px 0 0; padding-top: 24px; border-top: 1px solid var(--border-soft); gap: 16px; }
.group-page .page-nav a { font-size: 13px; color: var(--text-light); text-decoration: none; }
.group-page .page-nav a:hover { color: var(--accent-dark); }
.group-page .page-nav .pn-center { font-family: var(--serif); color: var(--text-muted); font-size: 13px; }


/* === Quotation Block === */
.group-page blockquote { background: var(--bg-soft); border-left: 3px solid var(--accent); padding: 14px 20px; margin: 20px 0; font-size: 14.5px; line-height: 1.85; color: var(--text); border-radius: 0 4px 4px 0; }
.group-page blockquote cite { display: block; margin-top: 8px; font-size: 12.5px; color: var(--text-muted); font-style: normal; }


/* === レガシークラス エイリアス (各グループ既存 HTML を統一見た目に変換) ===
   buket/club/square 等が使う .page-header/.page-title/.page-subtitle を
   octad の .hero-info ライクに統一。 */

/* container ── octad の main と同じ 840px を default にして本文幅を統一。
   wide variant が必要な matrix/SVG セクションは .container--wide で 1200px。 */
.group-page .container { max-width: 840px; margin: 0 auto; padding: 0 24px; }
.group-page main.container { padding: 48px 24px 80px; }
.group-page .container--wide { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* .page-header → octad hero-info ライク */
.group-page header.page-header,
.group-page .page-header {
  padding: 40px 24px 28px;
  text-align: center;
  background: transparent;
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 32px;
}
.group-page .page-title {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.3;
}
.group-page .page-subtitle {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--text-light);
  letter-spacing: 0.04em;
  margin: 0 auto;
  max-width: 720px;
}

/* .page-footer */
.group-page .page-footer {
  margin-top: 64px;
  padding: 28px 0;
  background: var(--bg-soft);
  border-top: 1px solid var(--border-soft);
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

/* nav.breadcrumb / .breadcrumb の合流 */
.group-page nav.breadcrumb,
.group-page .breadcrumb { font-size: 14px; color: var(--text-muted); margin: 16px 0; padding: 0 24px; max-width: 1200px; }
.group-page .breadcrumb a { color: var(--text-muted); transition: color .15s; }
.group-page .breadcrumb a:hover { color: var(--accent-dark); text-decoration: underline; }
.group-page .breadcrumb span.sep { margin: 0 6px; opacity: 0.5; }

/* === argumentation/cognitive/perception 系 .hero (image background + eyebrow + title + subtitle + meta) ===
   背景画像系ヒーローも統一トーンに */
.group-page header.hero,
.group-page .hero:not(.hero-bouquet) {
  position: relative;
  padding: 56px 24px 44px;
  text-align: center;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 32px;
  overflow: hidden;
}
.group-page .hero .hero-image {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0.12; z-index: 0;
}
.group-page .hero > * { position: relative; z-index: 1; }
.group-page .hero .hero-eyebrow,
.group-page .hero .hero-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.group-page .hero h1 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.3;
}
.group-page .hero h1 .academic {
  display: block;
  font-size: 16px;
  font-weight: 400;
  color: var(--text-light);
  margin-top: 6px;
  letter-spacing: 0.03em;
}
.group-page .hero .hero-subtitle,
.group-page .hero .hero-sub {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--text-light);
  margin: 0 auto 16px;
  max-width: 720px;
  letter-spacing: 0.02em;
}
.group-page .hero .hero-meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 18px;
}
.group-page .hero .hero-meta-item {
  font-size: 12px;
  color: var(--text-muted);
  text-align: left;
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  padding: 8px 14px;
}
.group-page .hero .hero-meta-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 2px;
}
.group-page .hero .hero-meta-value {
  font-size: 12.5px;
  color: var(--text);
}

/* === Responsive === */
@media (max-width: 760px) {
  .group-page .hero-bouquet { max-width: 100%; margin: 16px 16px 12px; }
  .group-page .hero-info { padding: 0 16px; margin-bottom: 28px; }
  .group-page .hero-info .hero-title { font-size: 28px; }
  .group-page .hero-info .hero-subtitle { font-size: 16px; }
  .group-page .page-title { font-size: 28px; }
  .group-page .hero h1 { font-size: 26px; }
}
@media (max-width: 720px) {
  .group-page .group-grid { grid-template-columns: 1fr; }
  .group-page .member-grid { grid-template-columns: 1fr; }
  .group-page .axis-grid { grid-template-columns: 1fr; }
}
