* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
}
a { color: var(--color-link); }
.site-header { border-bottom: 1px solid var(--color-border); padding: 24px 0; }
.container { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.site-header .container { position: relative; }

/* 文字サイズ調整（右上） */
.a11y-fontsize { position: absolute; top: 0; right: 20px; display: flex; gap: 6px;
  align-items: center; }
.a11y-fontsize .fs-btn {
  border: 1px solid var(--color-border); background: var(--color-bg);
  color: var(--color-text); border-radius: 8px; cursor: pointer;
  font-family: inherit; line-height: 1; padding: 6px 9px;
  display: inline-flex; align-items: baseline;
  transition: border-color .15s, background .15s; }
.a11y-fontsize .fs-btn:hover { border-color: var(--color-accent); }
.a11y-fontsize .fs-btn .a { font-weight: 600; }
.a11y-fontsize .fs-btn[data-fs="dec"] .a { font-size: 12px; }
.a11y-fontsize .fs-btn[data-fs="reset"] .a { font-size: 14px; }
.a11y-fontsize .fs-btn[data-fs="inc"] .a { font-size: 17px; }
.a11y-fontsize .fs-btn .sign { font-size: 11px; margin-left: 1px; }
@media (max-width: 540px) { .a11y-fontsize { position: static; justify-content: flex-end;
  margin-bottom: 8px; } }
.site-title { font-size: 1.5rem; margin: 0; }
.site-desc { color: var(--color-text-muted); margin: 8px 0 0; }
.site-nav { margin-top: 12px; }
.site-nav a { color: var(--color-link); text-decoration: none; margin-right: 16px; }

.controls { display: flex; gap: 12px 16px; flex-wrap: wrap; align-items: center;
  margin: 24px 0; }
.controls select { padding: 6px 10px; font-size: 0.95rem; }
.sort-control { margin-left: auto; display: flex; align-items: center; gap: 8px;
  font-size: 0.9rem; color: var(--color-text-muted); }
.sort-buttons .filter-btn.active { background: var(--color-accent); }

/* カテゴリ・フィルタボタン */
.filter-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-bg); color: var(--color-text);
  border-radius: 999px; padding: 5px 13px;
  font-size: 0.82rem; font-family: inherit; cursor: pointer;
  transition: border-color .15s, background .15s, color .15s;
}
.filter-btn:hover { border-color: var(--cat, var(--color-accent)); }
.filter-btn .fdot { width: 10px; height: 10px; border-radius: 50%;
  background: var(--cat, var(--color-accent)); }
.filter-btn.active { color: #fff; border-color: transparent; }
.filter-btn.active .fdot { background: rgba(255, 255, 255, 0.85); }
.filter-btn.all.active { background: var(--color-accent); }

.category-block { margin: 36px 0; }
.category-name { font-size: 1.2rem; border-left: 4px solid var(--color-accent);
  padding-left: 10px; }
.category-desc { color: var(--color-text-muted); margin: 4px 0 16px; }

/* タイムフレーム・バッジ／スケール（共通） */
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 0.72rem; color: #fff; white-space: nowrap; }
.badge.tf-now { background: var(--color-tf-now); }
.badge.tf-5y  { background: var(--color-tf-5y); }
.badge.tf-10y { background: var(--color-tf-10y); }
.badge.tf-gen { background: var(--color-tf-gen); }
.badge.plan { background: transparent; color: var(--color-accent);
  border: 1px solid var(--color-accent); }
.badge.challenge { background: transparent; color: #1f8a70;
  border: 1px solid #1f8a70; }
.plan-tag { font-size: 0.78rem; color: var(--color-accent); }
.scale .dot { display: inline-block; width: 9px; height: 9px;
  border-radius: 50%; margin-right: 2px; background: var(--color-scale-off); }
.scale .dot.on { background: var(--color-scale-on); }

/* ===== トップ：4カラム要約カード ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.card {
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 14px 16px;
  text-decoration: none;
  color: var(--color-text);
  transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--color-accent); transform: translateY(-2px); }
/* 課題ではないカード（計画・施策／挑戦・構想）＝背景を変えて区別。.card より後に定義して上書きを防ぐ */
.card-ref { background: var(--color-surface-ref); border-color: transparent; }
.card-ref.card-plan { border-left: 5px solid var(--color-accent); }
.card-ref.card-challenge { border-left: 5px solid var(--color-challenge); }
.card-top { display: flex; justify-content: space-between; align-items: center;
  gap: 8px; margin-bottom: 8px; }
.card-cat { font-size: 0.72rem; color: var(--color-text-muted); }
.card-title { font-size: 1rem; margin: 0 0 4px; line-height: 1.4; }
/* 課題カードの印象数字・キーワード（計画・挑戦には付けない） */
.card-hero { font-size: 1.7rem; font-weight: 700; color: var(--color-accent);
  line-height: 1.1; margin: 2px 0 8px; letter-spacing: -0.01em; }
.card-summary { font-size: 0.85rem; color: var(--color-text-muted);
  margin: 0 0 12px; flex: 1; }
.card-meta { display: flex; gap: 14px; font-size: 0.75rem;
  color: var(--color-text-muted); align-items: center; }

@media (max-width: 900px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .card-grid { grid-template-columns: 1fr; } }

/* ===== 詳細ページ ===== */
.breadcrumb { margin: 20px 0 8px; font-size: 0.9rem; }
.breadcrumb a { text-decoration: none; }
.detail-head { display: flex; gap: 10px; align-items: center; margin-top: 8px; }
.detail-title { font-size: 1.5rem; margin: 8px 0 6px; }
.detail-summary { color: var(--color-text-muted); margin: 0 0 12px; font-size: 1.05rem; }
.detail-meta { display: flex; gap: 18px; font-size: 0.9rem;
  color: var(--color-text-muted); margin-bottom: 8px; }
.detail-section { margin: 24px 0; max-width: 920px; }
.detail-section h2 { font-size: 1.05rem; border-left: 4px solid var(--color-accent);
  padding-left: 10px; margin-bottom: 8px; }
.detail-section ul { margin: 0; padding-left: 1.3em; }
.detail-section li { margin: 4px 0; }
.data-table { border-collapse: collapse; width: 100%; }
.data-table th, .data-table td { border: 1px solid var(--color-border);
  padding: 8px 10px; text-align: left; font-size: 0.92rem; }
.data-table th { background: var(--color-surface); width: 45%;
  color: var(--color-text-muted); font-weight: 600; }
.related-list a { text-decoration: none; }
.rel-cat { color: var(--color-text-muted); font-size: 0.85rem; }
/* 深掘り（市民の声＋答え） */
.deep-dive .dd-item { background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: 12px;
  padding: 18px 20px; margin: 14px 0; }
.dd-q, .dd-a { position: relative; padding-left: 32px; margin: 0; }
.dd-q::before, .dd-a::before {
  position: absolute; left: 0; top: 0.05em;
  width: 23px; height: 23px; border-radius: 50%;
  text-align: center; line-height: 23px; font-size: 0.78rem;
  font-weight: 700; font-family: var(--font-base); }
.dd-q { font-weight: 700; font-size: 1.02rem; line-height: 1.6;
  margin-bottom: 12px; }
.dd-q::before { content: "Q"; background: var(--color-accent); color: #fff; }
.dd-a { line-height: 1.9; }
.dd-a::before { content: "A"; background: var(--color-bg);
  color: var(--color-accent); border: 1.5px solid var(--color-accent);
  line-height: 20px; }
.dd-src { margin: 12px 0 0 32px; padding-top: 10px;
  border-top: 1px dashed var(--color-border); font-size: 0.8rem; }
.dd-src-label { color: var(--color-text-muted); font-weight: 600; }
.dd-src ul { margin: 4px 0 0; padding-left: 1.2em; }
.dd-src li { margin: 2px 0; }
.dd-src a { color: var(--color-link); }
.detail-section.ai-note { background: var(--color-surface);
  border: 1px solid var(--color-border); border-left: 4px solid var(--color-accent);
  border-radius: 8px; padding: 14px 18px; }
.detail-section.ai-note h2 { border-left: none; padding-left: 0; margin-top: 0; }
.detail-section.ai-note h2::before { content: "🤖 "; }
.infographic { margin: 18px 0 8px; max-width: 920px; }
.infographic img { width: 100%; height: auto; display: block;
  border: 1px solid var(--color-border); border-radius: 10px; }
.infographic figcaption { margin-top: 6px; font-size: 0.78rem;
  color: var(--color-text-muted); text-align: right; }

/* ===== 課題マップ ===== */
.map-heading { font-size: 1.2rem; border-left: 4px solid var(--color-accent);
  padding-left: 10px; margin-top: 36px; }
.map-desc { color: var(--color-text-muted); margin: 4px 0 16px; }
.legend { display: flex; flex-wrap: wrap; gap: 12px 18px; margin-bottom: 12px;
  font-size: 0.82rem; }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.legend-dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }

.network-wrap { width: 100%; max-width: 900px; margin: 0 auto; }
.network-svg { width: 100%; height: auto; display: block; }
.net-edge { stroke: var(--color-border); stroke-width: 1;
  transition: opacity .12s, stroke .12s, stroke-width .12s; }
.net-node circle { cursor: pointer; stroke: var(--color-bg); stroke-width: 1.5;
  transition: opacity .12s, stroke .12s; }
/* ホバー時：関連だけを強調し、それ以外を淡く */
.network-svg.hovering .net-node:not(.hi) circle { opacity: 0.12; }
.network-svg.hovering .net-edge:not(.hi) { opacity: 0.05; }
.net-node.hi circle { stroke: var(--color-accent); stroke-width: 2.5; }
.net-edge.hi { stroke: var(--color-accent); stroke-width: 2; opacity: 1; }
/* 分類フィルタで対象外を淡く */
.net-node.muted { pointer-events: none; }
.net-node.muted circle { opacity: 0.07; }
.net-edge.muted { opacity: 0.04; }
/* ホバー時の名前ラベル */
.net-label { font-size: 13px; fill: var(--color-text);
  paint-order: stroke; stroke: var(--color-bg); stroke-width: 3px;
  stroke-linejoin: round; pointer-events: none; }
.net-label.is-center { font-weight: 700; }

.matrix-wrap { overflow-x: auto; }
.matrix-table { border-collapse: collapse; width: 100%; font-size: 0.85rem; }
.matrix-table th, .matrix-table td { border: 1px solid var(--color-border);
  padding: 8px 10px; vertical-align: top; text-align: left; }
.matrix-table thead th, .matrix-table tr > th:first-child,
.matrix-table .row-head { background: var(--color-surface);
  color: var(--color-text-muted); white-space: nowrap; }
.matrix-table td a { display: block; text-decoration: none; margin: 2px 0; }
.cell-empty { color: var(--color-scale-off); }

.detail-section ol { margin: 0; padding-left: 1.3em; }
.detail-section ol li { margin: 4px 0; }

.update-log { list-style: none; padding-left: 0; margin: 0; }
.update-log li { padding: 8px 0; border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem; }
.update-date { display: inline-block; color: var(--color-text-muted);
  font-variant-numeric: tabular-nums; margin-right: 10px; }

.site-footer { border-top: 1px solid var(--color-border); padding: 24px 0;
  margin-top: 48px; color: var(--color-text-muted); font-size: 0.85rem; }
.site-footer p { margin: 6px 0; max-width: 920px; }
.site-footer a { color: var(--color-link); }

/* ===== 人口の見通し（課題マップ下部のグラフ） ===== */
.demographics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
  max-width: 920px; }
.chart-card { margin: 0; background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: 12px; padding: 14px 16px; }
.chart-title { font-size: 0.95rem; font-weight: 600; color: var(--color-text);
  display: flex; flex-direction: column; gap: 2px; margin-bottom: 6px; }
.chart-sub { font-size: 0.78rem; font-weight: 400; color: var(--color-text-muted); }
.chart-card svg { width: 100%; height: auto; display: block; }
.chart-note { font-size: 0.72rem; color: var(--color-text-muted); margin: 4px 0 0; }
.chart-src { font-size: 0.72rem; color: var(--color-text-muted); margin: 8px 0 0; }
.chart-src a { color: var(--color-link); }
.chart-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 6px; }
.chart-legend .lg { display: inline-flex; align-items: center; gap: 5px;
  font-size: 0.74rem; color: var(--color-text-muted); }
.chart-legend .sw { width: 11px; height: 11px; border-radius: 2px; display: inline-block; }
.stat-card { text-align: center; padding: 18px 8px 8px; }
.stat-big { font-size: 3rem; font-weight: 700; line-height: 1; color: var(--color-accent); }
.stat-unit { font-size: 1.4rem; font-weight: 600; margin-left: 2px; }
.stat-cap { font-size: 0.9rem; color: var(--color-text); margin-top: 10px; }
.stat-sub { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 8px; }
@media (max-width: 700px) { .demographics { grid-template-columns: 1fr; } }

/* ===== ナビのドロップダウン（課題マップの小項目） ===== */
.nav-drop { position: relative; display: inline-block; }
.nav-sub { display: none; position: absolute; left: 0; top: 100%; z-index: 30;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: 8px; padding: 6px 0; min-width: 200px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.10); }
.nav-drop:hover .nav-sub, .nav-drop:focus-within .nav-sub { display: block; }
.nav-sub a { display: block; margin: 0; padding: 7px 16px; font-size: 0.88rem;
  white-space: nowrap; }
.nav-sub a:hover { background: var(--color-surface); }
.map-heading { scroll-margin-top: 16px; }

/* ===== トップ最上段：数字バナー（お財布・人口） ===== */
.highlights { margin: 4px 0 22px; }
.highlights-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 220px));
  gap: 16px; justify-content: start; }
.card-stat { background: var(--color-surface); border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent); }
.card-stat:hover { border-color: var(--color-accent); }
.stat-hero { font-size: 2.6rem; font-weight: 700; line-height: 1.05;
  color: var(--color-accent); margin: 6px 0 2px; }
.stat-hero-unit { font-size: 1.1rem; font-weight: 600; margin-left: 2px; }
.stat-hero-approx { font-size: 0.42em; font-weight: 600; margin-right: 1px; }
.stat-headline { font-size: 0.9rem; color: var(--color-text); margin: 0 0 6px; }
.stat-note { font-size: 0.76rem; color: var(--color-text-muted); margin: 0; }
.card-stat .card-more { font-size: 0.74rem; color: var(--color-accent);
  margin-top: 10px; }
@media (max-width: 900px) { .highlights-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .highlights-grid { grid-template-columns: 1fr; } }

/* ===== お財布ページ（money.html） ===== */
.money-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin: 8px 0 4px; }
.money-stats .stat-card { border: 1px solid var(--color-border); border-radius: 10px;
  background: var(--color-surface); }
.propbar { display: flex; width: 100%; height: 34px; border-radius: 6px;
  overflow: hidden; margin: 6px 0 10px; }
.propbar-seg { display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 0.8rem; font-weight: 600; white-space: nowrap; }
.propbar-legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 0.8rem;
  color: var(--color-text-muted); margin-bottom: 4px; }
.propbar-legend .sw { width: 12px; height: 12px; border-radius: 2px;
  display: inline-block; margin-right: 5px; vertical-align: -1px; }
.money-note { font-size: 0.82rem; color: var(--color-text-muted);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: 8px; padding: 12px 14px; }
@media (max-width: 640px) { .money-stats { grid-template-columns: 1fr; } }

/* ===== 出資団体の比較表・インフォグラフィック（finance-04） ===== */
.entity-table { font-size: 0.86rem; }
.entity-table thead th { background: var(--color-surface); font-size: 0.8rem;
  color: var(--color-text-muted); text-align: left; }
.entity-table .ent-type { color: var(--color-text-muted); white-space: nowrap; width: 3em; }
.entity-table .ent-num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.entity-table tr.ent-neg td { background: rgba(192, 57, 43, 0.08); }
.entity-table tr.ent-neg td:first-child { box-shadow: inset 3px 0 0 #c0392b; }
.ent-graphic { max-width: 100%; margin: 10px 0 16px; }