/* M3 機能優先の素CSS（ADR-052・案A）。後でデザイン差し替え前提・最小限 */
:root { --fg:#1a1a1a; --muted:#666; --line:#e2e2e2; --accent:#0a6cba; --bg:#f7f7f8; }
* { box-sizing: border-box; }
body {
  margin: 0; color: var(--fg); background: #fff;
  font-family: system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  line-height: 1.7;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 960px; margin: 0 auto; padding: 0 16px; }

/* header */
.site-header { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; }
.header-inner { display: flex; align-items: center; gap: 16px; padding: 12px 16px; }
.logo { font-weight: 700; font-size: 1.1rem; color: var(--fg); white-space: nowrap; }
.header-search { display: flex; flex: 1; gap: 6px; }
.header-search input { flex: 1; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; }
.header-search button, .hero-search button {
  padding: 8px 16px; border: 0; border-radius: 6px; background: var(--accent); color: #fff; cursor: pointer;
}

/* hero / top */
.hero { padding: 40px 0 24px; }
.hero h1 { font-size: 1.5rem; margin: 0 0 8px; }
.hero .lead { color: var(--muted); margin: 0 0 20px; }
.hero-search { display: flex; gap: 8px; max-width: 560px; }
.hero-search input { flex: 1; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px; font-size: 1rem; }
.cat-block { margin: 28px 0; }
.cat-block h2 { font-size: 1.1rem; border-left: 4px solid var(--accent); padding-left: 8px; }
.chip-list { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip-list a { display: inline-block; padding: 6px 12px; background: var(--bg); border: 1px solid var(--line); border-radius: 999px; color: var(--fg); }
.cnt { color: var(--muted); font-size: .85em; margin-left: 4px; }

/* listing */
.page-title { font-size: 1.4rem; margin: 24px 0 4px; }
.result-count { color: var(--muted); margin: 0 0 16px; }
.layout-2col { display: grid; grid-template-columns: 220px 1fr; gap: 24px; }
@media (max-width: 720px) { .layout-2col { grid-template-columns: 1fr; } }
.facets .facet-group { margin-bottom: 20px; }
.facets h2 { font-size: .95rem; margin: 0 0 6px; }
.facets ul { list-style: none; padding: 0; margin: 0; }
.facets li a { display: block; padding: 3px 0; color: var(--fg); }
.facets li a.active { font-weight: 700; color: var(--accent); }

.card { padding: 16px 0; border-bottom: 1px solid var(--line); }
.card-title { margin: 0 0 6px; font-size: 1.05rem; }
.card-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; color: var(--muted); font-size: .9rem; margin-bottom: 6px; }
.badge { background: var(--bg); border: 1px solid var(--line); border-radius: 4px; padding: 1px 8px; font-size: .85em; }
.card-snippet { margin: 0; color: #333; }
.empty { color: var(--muted); padding: 24px 0; }

.pager { display: flex; align-items: center; justify-content: center; gap: 16px; padding: 24px 0; }

/* detail */
.detail h1 { font-size: 1.5rem; margin: 24px 0 10px; }
.detail-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; color: var(--muted); margin-bottom: 16px; }
.excerpt { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 16px; color: #333; }
.cta { margin: 20px 0 8px; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.btn-primary { display: inline-block; padding: 12px 24px; background: var(--accent); color: #fff; border-radius: 8px; font-weight: 700; }
.btn-primary:hover { text-decoration: none; opacity: .9; }
.btn-secondary { display: inline-block; padding: 12px 20px; background: #eef3f9; color: var(--accent); border: 1px solid #cfe0f0; border-radius: 8px; font-weight: 700; }
.btn-secondary:hover { text-decoration: none; background: #e1ecf6; }
.note { color: var(--muted); font-size: .85rem; }
.ad-slot { margin: 28px 0; padding: 24px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 8px; }
.company-info { display: grid; grid-template-columns: 100px 1fr; gap: 6px 16px; margin: 16px 0 28px; }
.company-info dt { color: var(--muted); }
.company-info dd { margin: 0; }

/* 静的ページ（このサイトについて等） */
.page { max-width: 720px; }
.page h2 { font-size: 1.2rem; margin: 28px 0 8px; border-left: 4px solid var(--accent); padding-left: 8px; }
.page .lead { font-size: 1.05rem; }
.feature-list, .step-list { padding-left: 1.2em; }
.feature-list li, .step-list li { margin: 8px 0; }

/* category grid */
.cat-grid { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.cat-grid a { display: block; padding: 12px 14px; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; color: var(--fg); }

/* footer */
.site-footer { border-top: 1px solid var(--line); margin-top: 48px; padding: 24px 0; color: var(--muted); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 8px; }

/* ===== 管理画面 ===== */
.admin-header { background: #1f2933; color: #fff; }
.admin-header-inner { display: flex; align-items: center; gap: 20px; padding: 12px 16px; flex-wrap: wrap; }
.admin-header .logo { color: #fff; }
.admin-nav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-left: auto; }
.admin-nav a { color: #cfe0f0; }
.logout-form { display: inline; }
.logout-form button { background: transparent; color: #ffb4b4; border: 1px solid #5a6b78; border-radius: 6px; padding: 4px 12px; cursor: pointer; }
.flash { background: #e6f4ea; border: 1px solid #b7e1c4; color: #1d6b33; padding: 10px 14px; border-radius: 8px; margin: 16px 0; }
.admin-login { max-width: 360px; margin: 48px auto; }
.admin-login form { display: flex; flex-direction: column; gap: 14px; }
.admin-login label { display: flex; flex-direction: column; gap: 4px; }
.admin-login label.checkbox { flex-direction: row; align-items: center; gap: 6px; }
.admin-login input[type=email], .admin-login input[type=password] { padding: 10px; border: 1px solid var(--line); border-radius: 6px; }
.form-error { background: #fdeaea; border: 1px solid #f2b8b8; color: #a32020; padding: 10px 14px; border-radius: 8px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; margin: 20px 0; }
.stat { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 16px; text-align: center; }
.stat-num { display: block; font-size: 1.6rem; font-weight: 700; }
.stat-label { color: var(--muted); font-size: .85rem; }
.admin-links { display: flex; gap: 20px; flex-wrap: wrap; }
.admin-search { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0; }
.admin-search input[type=search] { flex: 1; min-width: 200px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; }
.admin-search select, .admin-search button { padding: 8px 12px; border: 1px solid var(--line); border-radius: 6px; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.admin-table tr.is-blocked { background: #fcf3f3; }
.admin-table .sub { color: var(--muted); font-size: .85rem; margin-top: 2px; }
.admin-table .url { word-break: break-all; }
.badge-ok { color: #1d6b33; }
.badge-stop { color: #a32020; font-weight: 700; }
.btn-stop { background: #a32020; color: #fff; border: 0; border-radius: 6px; padding: 6px 12px; cursor: pointer; white-space: nowrap; }
.btn-restore { background: #fff; color: var(--accent); border: 1px solid var(--accent); border-radius: 6px; padding: 6px 12px; cursor: pointer; white-space: nowrap; }
.actions { display: flex; gap: 8px; align-items: center; white-space: nowrap; }
.btn-edit { display: inline-block; padding: 6px 12px; border: 1px solid var(--line); border-radius: 6px; color: var(--fg); }
.admin-edit { max-width: 640px; display: flex; flex-direction: column; gap: 18px; margin-top: 16px; }
.admin-edit label { display: flex; flex-direction: column; gap: 4px; }
.admin-edit label.checkbox { flex-direction: row; align-items: center; gap: 6px; }
.admin-edit input[type=text], .admin-edit textarea { padding: 10px; border: 1px solid var(--line); border-radius: 6px; font-family: inherit; }
.admin-edit .orig { color: var(--muted); font-size: .82rem; }
.admin-reset { margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--line); }