:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --ink: #1f2933;
  --muted: #61708a;
  --line: #d8dee9;
  --brand: #1565c0;
  --brand-dark: #0d47a1;
  --synthetic: #6a1b9a;
  --raw: #b71c1c;
  --green: #2e7d32;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16, 32, 64, .08), 0 4px 16px rgba(16, 32, 64, .06);
}

* { box-sizing: border-box; }

/* Alpine の x-cloak: 初期化前のチラつきを抑止 */
[x-cloak] { display: none !important; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

.site-head {
  background: linear-gradient(135deg, var(--brand-dark), var(--brand));
  color: #fff;
  padding: 28px 24px 22px;
}
.site-head h1 { margin: 0 0 6px; font-size: 1.5rem; }
.site-head .sub { margin: 0; opacity: .92; font-size: .95rem; }
.site-head strong { color: #ffe082; }

/* ---- app bar ---- */
.appbar {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  max-width: 1100px; margin: 0 auto;
}
.appbar-brand { flex: 1 1 auto; min-width: 240px; }
.appbar-user { display: flex; align-items: center; gap: 12px; }
.appbar-user .who { display: flex; align-items: center; gap: 8px; font-size: .9rem; }
.role-pill {
  font-size: .72rem; font-weight: 700; padding: 2px 9px; border-radius: 999px;
  background: rgba(255, 255, 255, .18); border: 1px solid rgba(255, 255, 255, .35);
}
button.ghost-light {
  border-color: rgba(255, 255, 255, .6); color: #fff; background: rgba(255, 255, 255, .08);
}
button.ghost-light:hover { background: rgba(255, 255, 255, .18); }

/* ---- main nav ---- */
.mainnav {
  display: flex; gap: 6px; padding: 10px 24px; background: var(--panel);
  border-bottom: 1px solid var(--line); flex-wrap: wrap;
}
.mainnav > * { max-width: 1100px; }
.mainnav button {
  border: 1px solid var(--line); background: #eef1f6; color: var(--muted);
  padding: 8px 16px; border-radius: 8px; cursor: pointer; font-size: .9rem;
}
.mainnav button.sel { background: var(--brand); color: #fff; border-color: var(--brand); font-weight: 600; }

/* ---- stepper ---- */
.stepper { background: var(--panel); border-bottom: 1px solid var(--line); }
.stepper ol {
  display: flex; gap: 8px; margin: 0; padding: 14px 24px;
  list-style: none; max-width: 1100px; margin: 0 auto; flex-wrap: wrap;
}
.stepper li {
  display: flex; align-items: center; gap: 8px; color: var(--muted);
  font-size: .9rem; padding: 4px 10px; border-radius: 999px;
}
.stepper li .num {
  display: inline-grid; place-items: center; width: 22px; height: 22px;
  border-radius: 50%; background: var(--line); color: #fff; font-size: .8rem;
}
.stepper li.active { color: var(--ink); font-weight: 600; }
.stepper li.active .num { background: var(--brand); }
.stepper li.done .num { background: var(--green); }

/* ---- tabs ---- */
.tabs {
  display: flex; gap: 6px; padding: 14px 24px 0; max-width: 1100px;
  margin: 0 auto; flex-wrap: wrap;
}
.tabs button {
  border: 1px solid var(--line); border-bottom: none; background: #eef1f6;
  padding: 10px 16px; border-radius: 8px 8px 0 0; cursor: pointer;
  font-size: .92rem; color: var(--muted);
}
.tabs button.sel { background: var(--panel); color: var(--ink); font-weight: 600; }
.tabs button:disabled { opacity: .45; cursor: not-allowed; }

main { max-width: 1100px; margin: 0 auto; padding: 0 24px 40px; }

.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: 0 0 var(--radius) var(--radius);
  padding: 24px; box-shadow: var(--shadow);
}
.panel h2 { margin-top: 0; font-size: 1.2rem; }

/* シェル(login/top/register)パネル: .panel と同じ見た目だが
   既存 e2e の `section.panel` セレクタには含めない(探索ビューの 3 ロールデモのみが .panel)。 */
.shell-panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow); margin-top: 16px;
}
.shell-panel h2 { margin-top: 0; font-size: 1.2rem; }

/* ---- publish cards ---- */
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 18px 0; }
.card {
  position: relative; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; background: #fbfcfe;
}
.card.locked { background: #f5f0f0; border-color: #e3cccc; }
.card.published { border-color: #c5e1c5; background: #f3faf3; }
.card h3 { margin: 4px 0 8px; }
.card code {
  display: inline-block; margin-top: 8px; font-size: .8rem; color: var(--muted);
  background: #eef1f6; padding: 2px 8px; border-radius: 6px;
}
.card .lock {
  position: absolute; top: 12px; right: 12px; font-size: .8rem; font-weight: 600;
  color: var(--raw); background: #fff; padding: 2px 10px; border-radius: 999px;
  border: 1px solid #e3cccc;
}
.card .lock.open { color: var(--green); border-color: #c5e1c5; }

/* ---- buttons / actions ---- */
.actions { display: flex; align-items: center; gap: 14px; margin-top: 18px; flex-wrap: wrap; }
button.primary {
  background: var(--brand); color: #fff; border: none; padding: 11px 20px;
  border-radius: 8px; font-size: .95rem; cursor: pointer; font-weight: 600;
}
button.primary:hover { background: var(--brand-dark); }
button.primary:disabled { background: #9fb3cc; cursor: default; }
/* 合成データのダウンロード導線(#40): button.primary と同じ見た目のアンカー。 */
a.primary.download-link {
  display: inline-block; background: var(--brand); color: #fff; border: none;
  padding: 11px 20px; border-radius: 8px; font-size: .95rem; font-weight: 600;
  text-decoration: none;
}
a.primary.download-link:hover { background: var(--brand-dark); }
/* 合成データ CSV ダウンロード(#51): テーブル単位の小さなボタン群。 */
.csv-note { margin-top: 14px; }
.actions.csv-actions { margin-top: 8px; gap: 10px; }
button.csv-link { font-size: .85rem; padding: 8px 14px; }
button.ghost {
  background: transparent; border: 1px solid var(--brand); color: var(--brand);
  padding: 10px 16px; border-radius: 8px; cursor: pointer;
}
.hint { color: var(--muted); font-size: .9rem; }
.hint a { color: var(--brand); }

.chip {
  border: 1px solid var(--line); background: #eef1f6; color: var(--ink);
  padding: 9px 14px; border-radius: 999px; cursor: pointer; font-size: .9rem;
}
.chip.sel { background: var(--brand); color: #fff; border-color: var(--brand); }

.placeholder { color: var(--muted); font-style: italic; margin: 8px 0; }

/* ---- fragment ---- */
.fragment .frag-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.fragment h3 { margin: 0; font-size: 1.05rem; }
.frag-n { margin-left: auto; color: var(--muted); font-size: .85rem; }
.badge { font-size: .75rem; font-weight: 700; padding: 2px 10px; border-radius: 999px; color: #fff; }
.badge-synthetic { background: var(--synthetic); }
.badge-raw { background: var(--raw); }
.chart-box { position: relative; height: 300px; margin: 8px 0 14px; }

.frag-table { width: 100%; border-collapse: collapse; font-size: .85rem; margin: 8px 0; }
.frag-table th, .frag-table td { border: 1px solid var(--line); padding: 6px 9px; text-align: right; }
.frag-table th:first-child, .frag-table td:first-child { text-align: left; }
.frag-table thead { background: #eef1f6; }
.frag-note { font-size: .82rem; color: var(--muted); margin: 6px 0; }

.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; }
.dot-responder, .dot-low { background: var(--green); }
.dot-partial, .dot-intermediate { background: #f9a825; }
.dot-progressor, .dot-high { background: #c62828; }

.frag-code { margin-top: 10px; }
.frag-code summary { cursor: pointer; color: var(--brand); font-size: .88rem; }
.frag-code pre {
  background: #0f1b2d; color: #d6e2f0; padding: 12px; border-radius: 8px;
  overflow-x: auto; font-size: .82rem;
}

.callout {
  background: #f3faf3; border: 1px solid #c5e1c5; border-radius: var(--radius);
  padding: 12px 14px; font-size: .9rem; margin: 6px 0 0;
}
.callout strong { color: var(--green); }

/* ---- login ---- */
.login-panel { max-width: 560px; margin: 24px auto; }
.login-label { display: block; font-size: .85rem; font-weight: 600; color: var(--muted); margin-bottom: 6px; }
.login-presets { margin: 16px 0; }
.login-presets .chip { display: inline-flex; align-items: center; gap: 6px; margin: 0 8px 8px 0; }
.login-presets .chip small { opacity: .8; }
.login-hint { margin: 0 0 16px; display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: center; }
.login-hint-item { white-space: nowrap; }
.login-hint code { font-size: .85rem; }
.login-hint small { opacity: .7; }
.login-form { display: flex; flex-direction: column; gap: 16px; margin-top: 8px; }
.field { display: block; }
.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: .95rem; background: #fcfdff;
}
.role-field { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 0; }
.role-field legend { padding: 0 4px; }
.radio { display: flex; align-items: center; gap: 8px; padding: 4px 0; font-size: .92rem; cursor: pointer; }
.login-error { color: var(--raw); font-size: .88rem; margin: 0; }

/* ---- nav cards (top) ---- */
.nav-card { display: flex; flex-direction: column; }
.nav-card p { flex: 1 1 auto; }
.nav-card .primary { align-self: flex-start; margin-top: 8px; }

/* ---- register form (#24, owner 専用) ---- */
.register-panel { max-width: 760px; }
.register-intro { color: var(--ink); margin: 0 0 12px; }
.register-intro strong { color: var(--brand); }
.linklike {
  background: none; border: none; padding: 0; color: var(--brand); font: inherit;
  cursor: pointer; text-decoration: underline;
}
.register-disclaimer {
  background: #fff8ec; border: 1px solid #f0dcb0; border-radius: var(--radius);
  padding: 12px 14px; font-size: .85rem; color: #6b5a30; margin: 0 0 18px; line-height: 1.55;
}
.register-disclaimer strong { color: #8a6d1f; }
.reg-demo {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  flex-wrap: wrap; background: #eef4ff; border: 1px solid #cfe0ff;
  border-radius: var(--radius); padding: 14px 16px; margin: 0 0 20px;
}
.reg-demo-text { flex: 1 1 280px; }
.reg-demo-text strong { color: var(--brand); display: block; margin-bottom: 2px; }
.reg-demo .frag-note { margin: 0; }
.register-form { display: flex; flex-direction: column; gap: 16px; }
.register-form input[type="text"],
.register-form input[type="number"],
.register-form textarea,
.register-form select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: .95rem; background: #fcfdff; font-family: inherit; box-sizing: border-box;
}
.register-form textarea { resize: vertical; }
.req { color: var(--raw); }
.reg-row { display: flex; gap: 16px; flex-wrap: wrap; }
.reg-row .field { flex: 1 1 200px; }
.reg-source {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 0;
}
.reg-source legend { padding: 0 4px; }
.reg-source-body { margin: 4px 0 12px 26px; }
.reg-filestatus { font-size: .82rem; color: var(--muted); margin: 6px 0 0; }
.reg-ok { color: var(--green); font-size: .9rem; margin: 0; font-weight: 600; }
.reg-registered { margin-top: 28px; border-top: 1px solid var(--line); padding-top: 18px; }
.reg-registered h3 { margin: 0 0 10px; font-size: 1.05rem; }
.reg-list { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.reg-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.reg-item-main { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.reg-item .actions { margin-top: 0; }

/* ---- explore shell (既存 3 ロールデモを内包) ---- */
.explore-intro { color: var(--muted); margin: 4px 0 12px; }
.explore-intro strong { color: var(--brand); }
.stepper.inline { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 8px; }
.explore-shell .tabs { padding-left: 0; padding-right: 0; }
.explore-shell > .panel { box-shadow: none; }
.explore-shell {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; margin-top: 16px; background: #fbfcfe;
}

/* ---- catalog list ---- */
.catalog-view { margin-top: 16px; }
.catalog-head h2 { margin: 0 0 6px; font-size: 1.3rem; }
.catalog-intro { color: var(--muted); margin: 0 0 16px; }
.catalog-intro strong { color: var(--brand); }
.catalog-toolbar {
  display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 16px;
}
.catalog-search { flex: 1 1 320px; max-width: 460px; }
.catalog-search input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: .95rem; background: #fcfdff;
}
.catalog-count { color: var(--muted); font-size: .85rem; white-space: nowrap; }
.catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.catalog-card { display: flex; flex-direction: column; background: var(--panel); box-shadow: var(--shadow); }
.catalog-card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.catalog-card .catalog-desc { flex: 1 1 auto; font-size: .9rem; color: var(--ink); }
.catalog-card .actions { margin-top: auto; }
.catalog-meta, .dataset-meta {
  display: flex; gap: 12px; flex-wrap: wrap; color: var(--muted); font-size: .82rem; margin: 0 0 8px;
}
.catalog-domain {
  background: #eef1f6; padding: 1px 8px; border-radius: 6px; font-weight: 600;
}
.tag-list { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0; }
.tag {
  font-size: .74rem; color: var(--brand-dark); background: #e8f0fb;
  border: 1px solid #cfe0f6; padding: 1px 9px; border-radius: 999px;
}

/* ---- dataset detail page ---- */
.dataset-view { margin-top: 16px; }
.dataset-back { margin-bottom: 8px; }
.dataset-body {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow);
}
.dataset-head h2 { margin: 0 0 8px; font-size: 1.35rem; }
.dataset-desc { color: var(--ink); margin: 8px 0; }
.dataset-section { margin-top: 24px; border-top: 1px solid var(--line); padding-top: 18px; }
.dataset-section > h3 { margin: 0 0 10px; font-size: 1.05rem; }
.usage-list { margin: 8px 0; padding-left: 20px; }
.usage-list li { margin: 4px 0; }
.preview-table { margin: 12px 0; }
.preview-table h4 { margin: 0 0 6px; font-size: .9rem; color: var(--muted); }
.table-scroll { overflow-x: auto; }
.submission-list { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.submission-card {
  display: flex; flex-direction: column; gap: 6px; padding: 12px 16px; background: #fbfcfe;
}
.submission-head { display: flex; align-items: center; gap: 12px; }
.submission-head strong { flex: 1; }
.submission-card .role-pill { background: #eef1f6; border: 1px solid var(--line); color: var(--muted); }
/* デモ用プリセット提出物の目印(#53。架空成果物であることを示す小バッジ) */
.preset-badge {
  display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: .72rem;
  font-weight: 700; letter-spacing: .04em; background: #fff4e5; border: 1px solid #f0c98a;
  color: #9a6a16;
}
.submission-meta {
  display: flex; gap: 14px; flex-wrap: wrap; margin: 0; color: var(--muted); font-size: .85rem;
}
.submission-report { margin: 4px 0 0; white-space: pre-wrap; }
/* 承認済みの提出物ステータス(#26 の審査で submitted -> approved に遷移) */
.submission-card .role-pill.approved {
  background: #f3faf3; border-color: #c5e1c5; color: var(--green); font-weight: 700;
}

/* ---- 提出物審査ビュー(owner 限定, #26) ---- */
.review-guard-note { color: var(--raw); }
.review-panel {
  margin-top: 16px; padding: 18px; border: 1px solid var(--brand);
  border-radius: var(--radius); background: #f7f9fd;
}
.review-panel > h3 { margin-top: 0; }
.review-panel > h2 { margin-top: 0; }
/* 提出物 個別ページ(審査・コメント, #64) */
.submission-view { margin-top: 8px; }
.submission-view .dataset-back { margin-bottom: 12px; }
/* コメント面(#64) */
.review-comments { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line); }
.review-comments h4 { margin: 0 0 8px; }
.comment-list { margin: 0 0 14px; display: flex; flex-direction: column; gap: 8px; }
.comment-item { padding: 10px 12px; background: #fff; }
.comment-head {
  margin: 0 0 4px; display: flex; gap: 10px; align-items: baseline;
  flex-wrap: wrap; font-size: .85rem;
}
.comment-author { color: var(--brand); }
.comment-when { color: var(--muted); font-size: .78rem; }
.comment-text { margin: 0; white-space: pre-wrap; font-size: .92rem; }
.comment-form { margin-top: 6px; }
.comment-form textarea { width: 100%; box-sizing: border-box; }
.review-report {
  margin: 10px 0; padding: 12px 14px; border-left: 3px solid var(--brand);
  background: #fff; border-radius: 0 8px 8px 0;
}
.review-report h4 { margin: 0 0 6px; font-size: .9rem; color: var(--muted); }
.review-callout {
  background: #f3faf3; border: 1px solid #c5e1c5; border-radius: var(--radius);
  padding: 12px 14px; font-size: .9rem; margin: 6px 0 0;
}
.review-callout strong { color: var(--green); }
.review-callout a { color: var(--brand); }

/* 審査ビューの提出物表示(プログラム＋結果, #42, N3) */
.review-program { margin: 12px 0; }
.review-program h4, .review-results h4 { margin: 0 0 6px; font-size: .92rem; }
.frag-code-block {
  margin: 0; padding: 12px; background: #0f172a; color: #e2e8f0;
  border-radius: 8px; overflow-x: auto; font-size: .82rem; line-height: 1.5;
}
.review-results { margin: 12px 0; }
.review-result { margin: 8px 0; }
.review-result-figure { margin: 0; }
.review-result h5 { margin: 0 0 4px; font-size: .88rem; color: var(--muted); }
.result-text {
  margin: 0; padding: 10px 12px; background: #fff; border: 1px solid var(--line);
  border-radius: 8px; overflow-x: auto; font-size: .85rem; white-space: pre-wrap;
}
/* 結果のグラフ可視化(#81)。canvas は高さ固定の枠内で responsive 描画する。 */
.review-result-chart {
  margin: 10px 0 0; padding: 12px; background: #fff;
  border: 1px solid var(--line); border-radius: 8px;
}
.review-result-chart canvas { width: 100% !important; height: 240px !important; }
.review-result-chart figcaption { margin-top: 6px; text-align: center; }

/* 提出物の登録ブロック(分析ワークベンチ内, #25) */
.submit-block {
  margin-top: 18px; padding: 16px; border: 1px solid var(--line); border-radius: 10px;
  background: #fbfcfe;
}
.submit-block h3 { margin: 0 0 6px; }
.submit-block textarea { width: 100%; box-sizing: border-box; }
.submit-hint { color: var(--muted); font-size: .9rem; }
.submit-hint a { color: var(--brand); }

/* プログラム＋結果アップロード提出フォーム(#41, N2) */
.submit-upload { margin-top: 12px; }
.submit-upload .field { margin-top: 12px; }
.submit-upload textarea { width: 100%; box-sizing: border-box; }
.submit-upload input[type="file"] { margin-top: 4px; font-size: .9rem; }
/* デモ用ワンクリック提出ボックス(#52)。手動提出 actions の下に置く。 */
.submit-demo { margin: 16px 0 0; }
.result-image-preview { margin: 8px 0 0; display: flex; align-items: center; gap: 10px; }
.result-thumb {
  max-width: 220px; max-height: 160px; border: 1px solid var(--line);
  border-radius: 6px; background: #fff;
}
/* 提出物カードの結果件数バッジ */
.submission-results { color: var(--muted); font-size: .82rem; }

.site-foot { text-align: center; color: var(--muted); font-size: .82rem; padding: 20px; }
.site-foot a { color: var(--brand); }

@media (max-width: 820px) {
  .cards { grid-template-columns: 1fr; }
}