/* ヒト・シクミ・AI ラボ 共通スタイル（C案：きちんと構成×やわらかさ） */
:root {
  --bg: #FBF6EE;
  --panel: #F3E6D6;
  --card: #FFFFFF;
  --ink: #3B332C;
  --ink-2: #5A4E45;
  --ink-3: #6B6058;
  --line: #EFE4D6;
  --accent: #B9562F;
  --accent-dark: #8A3D20;
  --dark: #3B332C;
  --on-dark: #FBF6EE;
  --green-bg: #E4EFE7; --green: #3F6B4F;
  --yellow-bg: #FBF0D3; --yellow: #7A5A0E;
  --orange-bg: #FBE3D9; --orange: #8A3D20;
  --dot-green: #8DB39A; --dot-yellow: #E9B949;
  --round: "Zen Maru Gothic", sans-serif;
  --body: "M PLUS 1p", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--body); line-height: 1.8; }
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }
img { max-width: 100%; }
.wrap { max-width: 1136px; margin: 0 auto; padding: 0 24px; }

/* ヘッダー */
.topbar { background: var(--panel); color: var(--ink-2); font-size: 13px; }
.topbar .wrap { display: flex; justify-content: space-between; gap: 16px; padding-top: 8px; padding-bottom: 8px; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-top: 24px; padding-bottom: 24px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.logo-dots { display: flex; gap: 4px; }
.logo-dots span { width: 14px; height: 14px; border-radius: 50%; }
.logo-dots span:nth-child(1) { background: var(--dot-green); }
.logo-dots span:nth-child(2) { background: var(--dot-yellow); }
.logo-dots span:nth-child(3) { background: var(--accent); }
.logo-name { font-family: var(--round); font-weight: 700; font-size: 22px; letter-spacing: .05em; }
.nav { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; font-size: 15px; font-weight: 500; }
.nav a { color: var(--ink); text-decoration: none; }
.btn { display: inline-block; background: var(--accent); color: #fff !important; text-decoration: none; padding: 12px 22px; border-radius: 999px; font-weight: 700; border: none; font-family: inherit; font-size: 15px; cursor: pointer; }
.btn:hover { background: var(--accent-dark); }
.btn-light { background: #fff; color: var(--ink) !important; }

/* 共通パーツ */
h1, h2, h3 { font-family: var(--round); font-weight: 700; line-height: 1.5; }
.panel { background: var(--panel); border-radius: 40px; padding: 48px 56px; }
.card { background: var(--card); border-radius: 28px; padding: 28px; }
.pill { display: inline-block; font-size: 13px; font-weight: 700; padding: 4px 14px; border-radius: 999px; }
.pill-green { background: var(--green-bg); color: var(--green); }
.pill-yellow { background: var(--yellow-bg); color: var(--yellow); }
.pill-orange { background: var(--orange-bg); color: var(--orange); }
.muted { color: var(--ink-3); font-size: 14px; }
.section { margin-top: 64px; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 2px solid var(--line); padding-bottom: 12px; margin-bottom: 8px; }
.section-head h2 { margin: 0; font-size: 26px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.breadcrumb { font-size: 13px; color: var(--ink-3); margin-top: 8px; }
.breadcrumb a { color: var(--ink-3); }

/* トップ */
.hero { margin-top: 8px; }
.hero .eyebrow { margin: 0; font-size: 14px; font-weight: 700; color: var(--yellow); letter-spacing: .08em; }
.hero h1 { font-size: 40px; margin: 12px 0; }
.hero-box { background: #fff; border-radius: 28px; padding: 24px 28px; }
.hero-box h2 { font-size: 15px; margin: 0 0 8px; color: var(--accent); }
.hero-box .item { border-top: 1px solid var(--line); padding: 12px 0; display: flex; flex-direction: column; }
.hero-box .item strong { font-size: 15px; line-height: 1.6; }

.article-row { display: grid; grid-template-columns: 110px 110px minmax(0, 1fr) 220px; gap: 20px; align-items: center; background: #fff; border-radius: 24px; padding: 22px 28px; margin-top: 12px; text-decoration: none; color: var(--ink); }
.article-row .pill { text-align: center; }
.article-row .title { font-family: var(--round); font-weight: 700; font-size: 18px; line-height: 1.6; }
.article-row:hover .title { color: var(--accent); }

.theme { border-radius: 28px; padding: 32px; text-decoration: none; color: var(--ink); display: block; }
.theme .label { font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.theme h3 { margin: 6px 0; font-size: 22px; }
.theme p { margin: 0; font-size: 14px; color: var(--ink-2); }

.cta-dark { background: var(--dark); color: var(--on-dark); border-radius: 40px; padding: 48px 56px; }
.cta-dark h2 { margin: 0 0 8px; }
.form { display: flex; flex-direction: column; gap: 10px; }
.form label { font-size: 14px; font-weight: 700; }
.form input { border: none; border-radius: 999px; padding: 14px 20px; font-size: 15px; font-family: inherit; }
.form .row { display: flex; gap: 8px; }
.form .row input { flex: 1; }
.form-note { font-size: 12px; color: #E6D9C8; }

/* 記事 */
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 48px; align-items: start; margin-top: 24px; }
.article { background: #fff; border-radius: 40px; padding: 48px 56px; }
.article h1 { font-size: 32px; margin: 12px 0; }
.article h2 { font-size: 24px; margin: 48px 0 16px; }
.article h3 { font-size: 18px; margin: 28px 0 12px; }
.article p, .article li { font-size: 16px; line-height: 2; }
.summary { background: var(--panel); border-radius: 28px; padding: 24px 32px; margin-top: 24px; }
.summary h2 { font-size: 18px; margin: 0 0 8px; }
.table { width: 100%; border-collapse: separate; border-spacing: 0; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; font-size: 15px; }
.table th, .table td { text-align: left; padding: 12px 18px; }
.table th { background: var(--bg); }
.table td { border-top: 1px solid var(--line); }
.point { border-radius: 24px; padding: 22px 28px; margin-top: 14px; }
.point strong { display: block; font-size: 17px; margin-bottom: 4px; }
.point p { margin: 0; font-size: 15px; }
details { background: var(--bg); border-radius: 20px; padding: 16px 24px; margin-top: 10px; }
summary { font-weight: 700; cursor: pointer; }
.sources { border-top: 1px solid var(--line); margin-top: 48px; padding-top: 20px; font-size: 13px; color: var(--ink-3); }
.sources ul { padding-left: 18px; }
.sources li { font-size: 13px; line-height: 1.8; }
.chart { background: var(--bg); border-radius: 28px; padding: 24px 28px; margin: 16px 0; }
.chart figcaption { font-family: var(--round); font-weight: 700; font-size: 17px; }
.bars { display: grid; grid-template-columns: repeat(9, minmax(0, 1fr)); gap: 10px; align-items: end; height: 220px; margin-top: 16px; }
.bar { display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; font-size: 13px; font-weight: 700; }
.bar i { display: block; width: 100%; max-width: 44px; background: #D9CBB8; border-radius: 12px 12px 4px 4px; margin-top: 6px; }
.bar.focus i { background: var(--accent); }
.bar-labels { display: grid; grid-template-columns: repeat(9, minmax(0, 1fr)); gap: 10px; font-size: 12px; color: var(--ink-3); text-align: center; margin-top: 6px; }
.side { display: flex; flex-direction: column; gap: 24px; }
.side .cta-dark { padding: 28px; border-radius: 32px; }
.ai-note { font-size: 13px; color: var(--ink-3); }

/* フッター */
.site-footer { margin-top: 80px; padding: 32px 0 48px; font-size: 12px; color: var(--ink-3); }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }

/* スマホ */
@media (max-width: 860px) {
  .grid-2, .grid-3, .article-layout { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .panel, .cta-dark, .article { padding: 28px 22px; border-radius: 28px; }
  .hero h1 { font-size: 28px; }
  .article h1 { font-size: 24px; }
  .article-row { grid-template-columns: minmax(0, 1fr); gap: 6px; padding: 20px; }
  .article-row .pill { justify-self: start; }
  .topbar .wrap { flex-direction: column; gap: 0; }
  .nav { gap: 16px; font-size: 14px; }
  .bars { gap: 4px; }
  .bar { font-size: 8.5px; }
  .summary { padding: 20px; }
  .summary ol { padding-left: 18px; }
  .bar-labels { gap: 4px; font-size: 9px; }
  .form .row { flex-direction: column; }
}