/* ===========================================================
 * 株速報 / 球速報 Web デザイン
 * app/src/constants/theme.ts のトークンに完全準拠
 * スマホ幅（max-width 420px）でアプリ画面を再現
 * =========================================================== */

:root {
  /* アプリの Colors */
  --primary: #C62828;
  --secondary: #D32F2F;
  --accent: #B71C1C;
  --highlight: #C62828;

  --up: #2E7D32;
  --down: #C62828;

  --sentiment-pos: #2E7D32;
  --sentiment-neg: #C62828;
  --sentiment-pos-bar: rgba(46, 125, 50, 0.35);
  --sentiment-neg-bar: rgba(198, 40, 40, 0.35);
  --sentiment-pos-label: rgba(46, 125, 50, 0.5);
  --sentiment-neg-label: rgba(198, 40, 40, 0.5);

  --text-primary: #1A1A1A;
  --text-secondary: #6B7280;
  --border: #E5E7EB;

  --bg: #EFEFEF;
  --card: #FFFFFF;

  --tag-bg: #F0F0F0;

  /* Rank colors */
  --rank-1: #E53935;
  --rank-2: #FB8C00;
  --rank-3: #FDD835;
  --rank-other: #D1D5DB;

  /* Spacing (theme.ts Spacing) */
  --s-xs: 4px;
  --s-sm: 8px;
  --s-md: 12px;
  --s-lg: 16px;
  --s-xl: 24px;
  --s-xxl: 32px;

  /* BorderRadius */
  --br-sm: 4px;
  --br-md: 8px;
  --br-lg: 12px;
  --br-xl: 24px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  background-color: #FCFCFC;
  background-image:
    linear-gradient(#EEEEEE 1px, transparent 1px),
    linear-gradient(90deg, #EEEEEE 1px, transparent 1px);
  background-size: 24px 24px;
}

body {
  /* React Native 'System' フォントに完全準拠（iOS=SF Pro, Android=Roboto, Win=Segoe UI） */
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Meiryo", sans-serif;
  color: var(--text-primary);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  font-size: 14px;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: none; }

img { max-width: 100%; display: block; }

/* ---------- モバイルフレーム ---------- */
.app-frame {
  max-width: 540px;
  margin: 24px auto 0;
  background: var(--bg);
  min-height: 100vh;
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  /* PC表示時の見た目調整（スマホ枠を強調） */
  box-shadow: 0 4px 32px rgba(0,0,0,0.14);
}
/* PC表示時は周囲にもう少し余白を確保 */
@media (min-width: 541px) {
  body { padding: 0; background: transparent; }
  html { background-color: #EAECEF; }
}

/* ---------- タブバー（アプリ TrendListScreen.tabBar 準拠） ---------- */
.list-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0 var(--s-sm);
  position: sticky;
  /* .app-header の下に張り付く */
  top: 32px;
  z-index: 95;
}
.list-tabs .tab-group {
  display: flex;
  align-items: center;
  flex-shrink: 1;
}
.list-tabs .tab {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: var(--s-sm) var(--s-md);
  border-bottom: 2px solid transparent;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
}
.list-tabs .tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}
.list-tabs .tab .tab-icon {
  display: inline-flex;
  color: inherit;
}

/* MarketStatusPill（アプリ MarketStatusPill 準拠） */
.market-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: var(--s-sm);
  padding: 5px 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}
.market-pill .dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  flex-shrink: 0;
}
.market-pill.open {
  background: rgba(46, 125, 50, 0.08);
  border-color: rgba(46, 125, 50, 0.2);
  color: var(--up);
}
.market-pill.open .dot { background: var(--up); }
.market-pill.neutral {
  background: rgba(158, 158, 158, 0.08);
  border-color: rgba(107, 114, 128, 0.16);
  color: var(--text-secondary);
}
.market-pill.neutral .dot { background: var(--text-secondary); }

/* ---------- キーワードサジェストバー（KeywordSuggestionBar 準拠） ---------- */
.suggestion-bar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  /* app-header (32) + list-tabs (約41) */
  top: 73px;
  z-index: 94;
  /* list-tabs 下と隙間をなくす */
  margin-top: -1px;
}
.suggestion-bar .scroll {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  padding: 6px var(--s-sm);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.suggestion-bar .scroll::-webkit-scrollbar { display: none; }
.suggestion-bar .chip {
  padding: 6px var(--s-lg);
  border-radius: var(--br-xl);
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  flex-shrink: 0;
  cursor: pointer;
}
.suggestion-bar .chip:hover { background: #E8E8E8; }

/* ---------- ヘッダー（アプリ TrendListScreen.appHeader 準拠） ---------- */
.app-header {
  background: var(--primary);
  color: #FFFFFF;
  padding: var(--s-xs) var(--s-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 32px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.app-header .brand-heading {
  /* h1 のブラウザデフォルトを打ち消し、インラインで小さく表示 */
  margin: 0;
  padding: 0;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.2;
  color: #FFFFFF;
  display: flex;
  align-items: baseline;
  gap: 4px;
  flex-wrap: wrap;
  min-width: 0;
}
.app-header .brand {
  font-size: 11px;
  font-weight: 600;
  color: #FFFFFF;
}
.app-header .brand-sub {
  font-size: 11px;
  font-weight: 400;
  color: #FFFFFF;
}
.app-header .time {
  font-size: 11px;
  color: #FFFFFF;
  font-weight: 600;
}
.app-header .back {
  font-size: 14px;
  color: #FFFFFF;
  padding: 4px 8px;
  margin-left: -8px;
}
.app-header .share-btn {
  color: var(--text-secondary);
  padding: 4px;
}

/* ---------- 詳細ヘッダー（アプリと同じ白背景+黒文字） ---------- */
.detail-header-bar {
  background: var(--bg);
  padding: var(--s-sm) var(--s-md);
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 48px;
}
.detail-header-bar .back-icon {
  width: 32px; height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}
.detail-header-bar .header-center {
  flex: 1;
  min-width: 0;
  text-align: center;
}
.detail-header-bar .header-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
  padding: 0;
}
.detail-header-bar .header-spacer {
  width: 32px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 4px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 6px 20px;
  font-size: .75rem;
  color: var(--text-sub);
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-sub); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { opacity: .5; }
.breadcrumb-current { color: var(--text-primary); font-weight: 500; }

/* ---------- Scroll Container ---------- */
.scroll-area {
  padding-bottom: var(--s-xxl);
}

/* ---------- スナップショット通知 ---------- */
.snapshot-notice {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 10px 14px;
  margin: var(--s-sm) var(--s-sm) 0;
  border-radius: var(--br-md);
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.snapshot-notice a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: underline;
}

/* ---------- TrendCard (アプリの TrendCard.tsx 完全再現) ---------- */
.trend-card {
  /* アプリ TrendCard.container: paddingVertical md(12), paddingHorizontal lg(16), marginHorizontal sm(8) */
  background: var(--card);
  border-radius: var(--br-lg);
  padding: var(--s-md) var(--s-lg);
  margin: 0 var(--s-sm) var(--s-sm);
  overflow: hidden;
  position: relative;
  display: block;
  color: inherit;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
}
.trend-card:hover { text-decoration: none; }
.trend-card:active { transform: scale(0.99); }

/* 旗型バッジ (左上、絶対配置) */
.rank-badge {
  position: absolute;
  top: 0;
  left: 8px;
  width: 23px;
  height: 46px;
  z-index: 1;
}
.rank-badge svg {
  display: block;
  filter: drop-shadow(0 1px 1px rgba(0,0,0,0.08));
}
.rank-badge .rank-text {
  position: absolute;
  top: 14px;
  left: 0;
  width: 23px;
  text-align: center;
  font-weight: 700;
}

.trend-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--s-xs);
  padding-left: 24px; /* 旗バッジ分 */
  gap: var(--s-sm);
}
.trend-card-keyword {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.trend-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}
.trend-card-time {
  font-size: 10px;
  color: var(--text-secondary);
  white-space: nowrap;
}
.flame-row {
  display: flex;
  align-items: center;
}
.flame-row .flame {
  display: inline-flex;
  color: #E53935;
}
.flame-row .flame + .flame {
  margin-left: -4px;
}

/* 関連KW タグ（横スクロール1行） */
.related-kw-scroll {
  display: flex;
  gap: var(--s-xs);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin-top: var(--s-sm);
  margin-bottom: var(--s-sm);
  padding-bottom: 2px;
}
.related-kw-scroll::-webkit-scrollbar { display: none; }
.kw-tag {
  background: var(--tag-bg);
  border-radius: var(--br-xl);
  padding: 2px 8px;
  border: 1px solid var(--border);
  font-size: 10px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  flex-shrink: 0;
}

/* body row (要約 or コメント + 件数) */
.body-row {
  display: flex;
  align-items: flex-end;
  gap: var(--s-sm);
  margin: var(--s-xs) 0;
}
.body-text-wrap {
  flex: 1;
  min-width: 0;
}
.body-summary {
  font-size: 12px;
  line-height: 18px;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.body-comment {
  font-size: 12px;
  line-height: 18px;
  color: var(--text-secondary);
  font-style: italic;
  display: flex;
  gap: 4px;
  padding-left: 2px;
}
.body-comment .comment-icon {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--text-secondary);
}
.body-comment .comment-text {
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* trailing counts (Yahoo/5ch アイコン + 数) */
.trailing-counts {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  flex-shrink: 0;
  margin-bottom: 2px;
}
.trailing-only-counts {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--s-sm);
  margin: var(--s-xs) 0;
}
.count-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
.count-item img { width: 14px; height: 14px; }
.count-item .count-num {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* HistoryChart（SVGインライン折れ線グラフ） */
.history-chart-wrap {
  background: var(--card);
  border-radius: var(--br-lg);
  padding: var(--s-md) var(--s-lg);
  margin: 0 var(--s-sm) var(--s-sm);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  overflow: hidden;
}

/* SentimentBar (アプリと同じ: flex行・薄色) */
.sentiment-bar {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  margin-top: var(--s-sm);
}
.sentiment-bar .sb-label {
  font-size: 10px;
  font-weight: 700;
  min-width: 42px;
}
.sentiment-bar .sb-pos-label { color: var(--sentiment-pos-label); }
.sentiment-bar .sb-neg-label { color: var(--sentiment-neg-label); text-align: right; }
.sentiment-bar .sb-track {
  flex: 1;
  display: flex;
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
}
.sentiment-bar .sb-pos {
  background: var(--sentiment-pos-bar);
  border-radius: 3px 0 0 3px;
}
.sentiment-bar .sb-neg {
  background: var(--sentiment-neg-bar);
  border-radius: 0 3px 3px 0;
}

/* ---------- セクションタイトル（アプリ sectionTitle: 16px/800 + sectionAccent 赤縦棒） ---------- */
.section-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: var(--s-md) var(--s-sm);
}
.section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  border-radius: 2px;
  background: var(--primary);
  flex-shrink: 0;
}
.section-title .section-main {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
}
.section-title .section-sub {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-secondary);
  flex-shrink: 1;
  min-width: 0;
}

/* ---------- 詳細: スコアセクション（アプリ scoreSection: padding lg / 中央寄せ） ---------- */
.score-section {
  background: transparent;  /* アプリは透過 */
  padding: var(--s-lg) 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.score-section .big-flames {
  display: flex;
  justify-content: center;
  align-items: center;
}
.score-section .big-flames .flame {
  color: #E53935;
}
.score-section .big-flames .flame + .flame {
  margin-left: -10px;
}
.score-section .surged-at {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-secondary);
  margin-top: 2px;
}
.score-section .sentiment-bar {
  width: 90%;
  max-width: 440px;
  margin-top: var(--s-md);
  gap: var(--s-md);
}
.score-section .sentiment-bar .sb-label {
  font-size: 13px;
  min-width: 56px;
}
.score-section .sentiment-bar .sb-track {
  height: 10px;
  border-radius: 5px;
}
.score-section .sentiment-bar .sb-pos { border-radius: 5px 0 0 5px; }
.score-section .sentiment-bar .sb-neg { border-radius: 0 5px 5px 0; }

/* ---------- 詳細セクション（アプリ section: padding lg, marginBottom xl） ---------- */
.section {
  padding: 0 var(--s-lg);
  margin-bottom: var(--s-xl);
}
.section .sec-title {
  /* Typography.keyword: 16/700 */
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--s-md);
}
/* 要約カード（summaryCard: card bg, br lg, padding lg） */
.summary-card .summary-inner {
  background: var(--card);
  border-radius: var(--br-lg);
  padding: var(--s-lg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}
.summary-card .summary-text {
  /* Typography.body: 14/400, lineHeight 22 */
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  color: var(--text-primary);
}
/* セクタータグ（アプリ sectorTag: #FFF0F0 bg, primary text） */
.sectors-container {
  margin-top: var(--s-md);
  padding-top: var(--s-md);
  border-top: 1px solid var(--border);
}
.sectors-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--s-xs);
}
.sector-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-xs);
}
.sector-tag {
  background: #FFF0F0;
  color: var(--primary);
  border-radius: var(--br-xl);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
}
.ai-disclaimer {
  font-size: 10px;
  color: var(--text-secondary);
  margin-top: var(--s-sm);
}

/* 関連キーワード 折り返し表示（詳細ページ用） */
.kw-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-sm);
}

/* 関連リンク（アプリ linkItem: card bg, br md, padding md, marginBottom sm） */
.link-item {
  display: flex;
  align-items: center;
  background: var(--card);
  border-radius: var(--br-md);
  padding: var(--s-md);
  margin-bottom: var(--s-sm);
  gap: var(--s-sm);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.link-item .link-content { flex: 1; min-width: 0; }
.link-item .link-title {
  /* Typography.body (14/400) + color highlight */
  font-size: 14px;
  font-weight: 400;
  color: var(--highlight);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.link-item .link-source {
  /* Typography.caption (12/400/textSecondary) */
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ニュース（アプリ newsItem: card bg, br md, padding md, marginBottom sm） */
.news-item {
  display: flex;
  align-items: center;
  background: var(--card);
  border-radius: var(--br-md);
  padding: var(--s-md);
  margin-bottom: var(--s-sm);
  gap: var(--s-sm);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.news-item .news-content { flex: 1; min-width: 0; margin-right: var(--s-sm); }
.news-item .news-title {
  /* newsItemTitle: 13/600/textPrimary, lineHeight 19 */
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 19px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-item .news-meta {
  /* newsItemMeta: 10/textSecondary */
  font-size: 10px;
  color: var(--text-secondary);
  margin-top: var(--s-xs);
}

/* ---------- コメントタブ（アプリ postTabContainer: pill方式、アクティブは赤背景白文字） ---------- */
.post-tab-wrap {
  padding: var(--s-sm) var(--s-lg) var(--s-md);
}
.post-tabs {
  display: flex;
  background: var(--card);
  border-radius: var(--br-md);
  padding: 3px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}
.post-tab {
  flex: 1;
  text-align: center;
  padding: var(--s-sm) 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--br-sm);
  transition: background 0.15s ease, color 0.15s ease;
}
.post-tab.active {
  color: #FFFFFF;
  background: var(--highlight);
}
.post-list {
  padding: 0 var(--s-lg) var(--s-md);
}

.post-item {
  background: var(--card);
  border-radius: var(--br-md);
  padding: var(--s-md);
  margin-bottom: var(--s-sm);
}
.post-content {
  font-size: 13.5px;
  line-height: 1.55;
  word-break: break-word;
  color: var(--text-primary);
  white-space: pre-wrap;
}
.post-content .post-highlight {
  background: transparent;
  color: var(--highlight);
  font-weight: 600;
}
.post-content .post-url {
  color: #AAAAAA;
  font-size: 11px;
}

.post-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--s-sm);
  padding-top: var(--s-sm);
  border-top: 1px solid var(--border);
  gap: var(--s-sm);
}
.post-footer-left {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  min-width: 0;
  flex: 1;
}
.post-footer-right {
  display: flex;
  align-items: center;
  flex-shrink: 1;
  min-width: 0;
}
.post-time {
  font-size: 10px;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.post-like {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 10px;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.post-author {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.post-board,
.post-board-link {
  font-size: 10px;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 3px;
  max-width: 190px;
}
.post-board-link span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 170px;
}
.post-board-link:hover { text-decoration: underline; }

.pinned-badge {
  display: inline-block;
  background: var(--highlight);
  color: #FFF;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--br-sm);
  margin-bottom: var(--s-sm);
}

/* ---------- スレッド（会話チェーン、アプリ PostThread 準拠） ---------- */
.thread-container {
  display: flex;
  flex-direction: row;
  margin-bottom: var(--s-sm);
}
.thread-line {
  width: 2px;
  background: var(--highlight);
  border-radius: 1px;
  margin-left: 6px;
  margin-top: 20px;
  margin-bottom: 20px;
  flex-shrink: 0;
}
.thread-posts {
  flex: 1;
  min-width: 0;
}
.thread-post-wrapper {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
}
.thread-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--highlight);
  margin-top: 20px;
  margin-left: -5px;
  margin-right: var(--s-xs);
  flex-shrink: 0;
}
.thread-dot-first {
  background: var(--text-secondary);
}
.thread-dot-last {
  background: var(--highlight);
}
.thread-post-content {
  flex: 1;
  min-width: 0;
}
.thread-post-content .post-item {
  margin-bottom: var(--s-xs);
}

.count-note {
  font-size: 11px;
  color: var(--text-secondary);
  padding: 8px 10px;
  background: var(--tag-bg);
  border-radius: var(--br-md);
  margin: var(--s-sm) 0;
}

/* PostSourceAttribution */
.source-attribution {
  margin-top: var(--s-md);
  padding-top: var(--s-md);
  border-top: 1px solid var(--border);
}
.source-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: var(--s-md);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--br-md);
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-top: var(--s-xs);
}
.source-link:hover { background: #FFF5F5; }
.source-note {
  font-size: 10px;
  color: var(--text-secondary);
  text-align: center;
  margin-top: var(--s-sm);
}

/* ---------- Related Trends (下部の回遊) — アプリ TrendListSection 準拠 ---------- */
.related-section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  padding: var(--s-lg) var(--s-md) var(--s-sm);
}
.related-list {
  background: var(--card);
  border-radius: var(--br-lg);
  padding: var(--s-md);
  margin: 0 var(--s-sm) var(--s-xl);
}
.related-item {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  padding: var(--s-sm) 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  text-decoration: none;
}
.related-item:last-child { border-bottom: none; }
a.related-item:hover { background: rgba(0,0,0,0.02); }
.related-rank {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  background: #E8E8E8;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.related-rank-top3 {
  background: var(--highlight);
  color: #FFFFFF;
}
.related-center {
  flex: 1;
  min-width: 0;
}
.related-keyword {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.related-current .related-keyword {
  color: var(--text-secondary);
}
.related-sub {
  font-size: 10px;
  color: var(--text-secondary);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.related-time {
  font-size: 10px;
  color: var(--text-secondary);
  margin-top: 1px;
}
.related-flames {
  display: flex;
  gap: -2px;
  flex-shrink: 0;
  color: var(--primary);
}

/* ---------- App DL Banner（下部・大きめ） ---------- */
.dl-banner {
  background: var(--card);
  margin: var(--s-lg) var(--s-sm) 0;
  border-radius: var(--br-lg);
  padding: var(--s-lg);
  text-align: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}
.dl-banner .dl-headline {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.dl-banner .dl-sub {
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: var(--s-md);
}
.dl-badges {
  display: flex;
  gap: var(--s-sm);
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
}
.dl-badges a {
  display: inline-flex;
  align-items: center;
  height: 44px;
}
.dl-badges img {
  height: 44px;
  width: auto;
  display: block;
}

/* ---------- スナップショット用 上部 App Banner（目立たせる） ---------- */
.snapshot-dl-banner {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--br-lg);
  margin: var(--s-sm) var(--s-sm) 0;
  padding: var(--s-md) var(--s-lg);
  display: flex;
  align-items: center;
  gap: var(--s-md);
}
.snapshot-dl-banner .sdb-text {
  flex: 1;
  min-width: 0;
}
.snapshot-dl-banner .sdb-headline {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}
.snapshot-dl-banner .sdb-sub {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
  line-height: 1.4;
}
.snapshot-dl-banner .sdb-badges {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
  align-items: flex-end;
}
.snapshot-dl-banner .sdb-badges a {
  display: inline-flex;
  height: 30px;
}
.snapshot-dl-banner .sdb-badges img {
  height: 30px;
  width: auto;
  display: block;
}

/* ---------- ストアバッジの「近日公開」オーバーレイ（バッジ単位） ---------- */
.dl-badges-stack {
  display: inline-flex;
  gap: var(--s-sm);
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}
.snapshot-dl-banner .sdb-badges .dl-badges-stack {
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
}
.dl-badge-item {
  position: relative;
  display: inline-flex;
}
.dl-badge-item.is-unreleased > a {
  filter: grayscale(0.2) brightness(0.92);
  opacity: 0.9;
}
.dl-coming-soon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-6deg);
  background: rgba(0, 0, 0, 0.68);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}
.snapshot-dl-banner .sdb-badges .dl-coming-soon {
  font-size: 10px;
  padding: 3px 8px;
  letter-spacing: 0.04em;
}

/* ---------- ボトムナビ（アプリのタブバー風、Webではアプリ誘導） ---------- */
.bottom-nav {
  position: sticky;
  bottom: 0;
  background: var(--card);
  border-top: 1px solid var(--border);
  display: flex;
  padding: 8px 0 calc(8px + env(safe-area-inset-bottom));
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.04);
  z-index: 90;
}
.bottom-nav-item {
  flex: 1;
  text-align: center;
  padding: 4px 0;
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.bottom-nav-item.active { color: var(--primary); }
.bottom-nav-item svg { display: block; }

/* ---------- Footer ---------- */
.app-footer {
  padding: var(--s-xl) var(--s-md);
  text-align: center;
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: var(--s-lg);
}
.app-footer a {
  color: var(--text-secondary);
  margin: 0 var(--s-sm);
}
.app-footer a:hover { color: var(--primary); }
.app-footer p { margin-top: var(--s-sm); }

/* ---------- Empty State ---------- */
.empty {
  text-align: center;
  padding: var(--s-xxl) var(--s-md);
  color: var(--text-secondary);
  font-size: 13px;
}

/* セクション別の空メッセージ（アプリ TrendListScreen.sectionEmpty 準拠：白カード） */
.section-empty {
  background: var(--card);
  border-radius: var(--br-lg);
  margin: 0 var(--s-sm) var(--s-sm);
  padding: var(--s-xl) var(--s-md);
  text-align: center;
  color: var(--text-secondary);
  font-size: 13px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
}

/* ---------- FAB (画面右下固定 5ch/Yahoo 切替) ---------- */
.fab-pill {
  position: fixed;
  bottom: var(--s-xl);
  right: 50%;
  transform: translateX(50%);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--br-xl);
  display: flex;
  align-items: center;
  gap: var(--s-md);
  padding: 8px 14px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  z-index: 50;
}
.fab-pill .fab-item {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  color: var(--text-primary);
}
.fab-pill .fab-item img { width: 16px; height: 16px; }
.fab-pill .fab-item .fab-text {
  font-size: 12px;
  font-weight: 600;
}

/* SurgeClosedHintCard（アプリ components/list/SurgeClosedHintCard.tsx 準拠） */
.surge-closed-hint {
  display: flex;
  align-items: center;
  gap: var(--s-md);
  background: rgba(59, 130, 246, 0.14);
  border-radius: var(--br-lg);
  margin: 0 var(--s-sm) var(--s-sm);
  padding: var(--s-md);
}
.surge-closed-hint .hint-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: 16px;
  background: #FFFFFF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #2563EB;
  flex-shrink: 0;
}
.surge-closed-hint .hint-body { flex: 1; min-width: 0; }
.surge-closed-hint .hint-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-sm);
}
.surge-closed-hint .hint-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}
.surge-closed-hint .hint-countdown {
  font-size: 12px;
  font-weight: 700;
  color: #2563EB;
  white-space: nowrap;
}
.surge-closed-hint .hint-subtitle {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 16px;
  margin-top: 2px;
}

/* 市場閉場中のフッター注記（TrendListScreen.tsx の marketNotice 準拠） */
.market-notice {
  font-size: 11px;
  color: var(--text-secondary);
  text-align: center;
  padding: var(--s-md);
  margin: 0;
}

/* ---------- TOPへ戻るボタン（Web専用、右下追従） ---------- */
.back-to-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity .18s ease, transform .18s ease;
  z-index: 80;
  cursor: pointer;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
@media (min-width: 541px) {
  .back-to-top {
    right: calc(50% - 270px + 16px);
  }
}

/* ============================================================
   LP Hero
   ============================================================ */
.lp-hero {
  background: linear-gradient(rgba(13,27,42,0.72), rgba(27,38,59,0.72)) #0D1B2A;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 48px 20px 48px;
  color: #fff;
}
.lp-hero-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.lp-main-copy {
  font-size: 36px;
  font-weight: 900;
  line-height: 1.25;
  margin: 0 0 16px;
  color: #fff;
}
.lp-accent { color: var(--primary); }
.lp-sub-copy {
  font-size: 14px;
  line-height: 1.8;
  color: #A8B5C7;
  margin: 0 0 28px;
}
.lp-dl-badge {
  display: inline-block;
  transition: opacity 0.15s;
}
.lp-dl-badge:active { opacity: 0.82; }
.lp-dl-badge img { display: block; height: 56px; width: auto; }
.lp-preview-heading {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #A8B5C7;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.lp-preview-heading-icon { color: var(--primary); line-height: 1; }
.lp-preview-card {
  display: flex;
  align-items: baseline;
  gap: 10px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 8px;
  text-decoration: none;
  color: #fff;
  transition: background 0.15s;
}
.lp-preview-card:active { background: rgba(255,255,255,0.14); }
.lp-preview-rank {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  min-width: 18px;
  flex-shrink: 0;
}
.lp-preview-keyword {
  font-size: 20px;
  font-weight: 700;
  flex-shrink: 0;
}
.lp-preview-summary {
  font-size: 12px;
  color: #A8B5C7;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.lp-preview-more {
  display: inline-block;
  margin-top: 16px;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 20px;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.lp-preview-more:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}
/* スマホ: プレビューカードと見出しを非表示・app-frameの角丸と上余白をなし */
@media (max-width: 699px) {
  .lp-preview-heading,
  .lp-preview-card { display: none; }
  .app-frame {
    border-radius: 0;
    margin-top: 0;
  }
}
@media (min-width: 700px) {
  .lp-hero-inner {
    flex-direction: row;
    align-items: center;
    gap: 56px;
  }
  .lp-hero-copy  { flex: 1; }
  .lp-hero-preview { flex: 1; }
  .lp-main-copy { font-size: 48px; }
}

/* スリムヒーロー（詳細ページ用） */
.lp-hero-slim {
  background-color: #0D1B2A;
  background-size: cover;
  background-position: center;
  padding: 14px 20px;
  color: #fff;
}
.lp-hero-slim-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.lp-hero-slim-brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex: 1;
  min-width: 0;
}
.lp-hero-slim-name {
  font-size: 16px;
  font-weight: 900;
  color: #fff;
  text-decoration: none;
  flex-shrink: 0;
}
.lp-hero-slim-tagline {
  font-size: 12px;
  color: #A8B5C7;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
@media (max-width: 480px) {
  .lp-hero-slim-tagline { display: none; }
  .lp-hero-slim .lp-dl-badge img { height: 32px; }
}

/* サイトフッター（フルワイド） */
.site-footer {
  background: #0D1B2A;
  color: #A8B5C7;
  padding: 40px 20px;
  margin-top: 24px;
}
.site-footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.site-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 24px;
}
.site-footer-links a {
  font-size: 13px;
  color: #A8B5C7;
  text-decoration: none;
}
.site-footer-links a:hover { color: #fff; }
.site-footer-copy {
  font-size: 12px;
  color: #5A6A7A;
  margin: 0;
}