/* rss-matome 共通スタイル。配色はCSS変数(--accent はサイト設定から注入) */
:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1a202c;
  --muted: #64748b;
  --border: #e2e8f0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --card: #1e293b;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --border: #334155;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", Meiryo, sans-serif;
  line-height: 1.55;
  font-size: 15px;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 12px; }
a { color: var(--accent); }

/* ヘッダー */
.site-header { background: var(--accent); color: #fff; padding: 14px 0 12px; }
.site-header h1 { margin: 0; font-size: 1.25rem; }
.site-header h1 .home { color: #fff; text-decoration: none; }
.tagline { margin: 2px 0 10px; font-size: .8rem; opacity: .9; }
.updated { margin-left: .75em; opacity: .8; }
.controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.seg { display: inline-flex; border: 1px solid rgba(255,255,255,.65); border-radius: 6px; overflow: hidden; }
.seg button {
  background: transparent; color: #fff; border: 0;
  padding: 5px 12px; font-size: .8rem; cursor: pointer;
}
.seg button.active { background: #fff; color: var(--accent); font-weight: 700; }
.ghost {
  background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.65);
  border-radius: 6px; padding: 5px 12px; font-size: .8rem; cursor: pointer;
  text-decoration: none; display: inline-block;
}

/* カテゴリチップ(ポータルの絞り込みボタン、まとめページの巡回リンクで共用) */
.cat-chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.chip-filter, .chip-link {
  display: inline-block; background: rgba(255,255,255,.12); color: #fff;
  border: 1px solid rgba(255,255,255,.5); border-radius: 999px;
  padding: 3px 12px; font-size: .78rem; cursor: pointer; text-decoration: none;
}
.chip-filter.active { background: #fff; color: var(--accent); font-weight: 700; }

/* 検索ボックス・ヒット件数(ポータル) */
.search {
  border: 1px solid rgba(255,255,255,.65); border-radius: 6px; background: rgba(255,255,255,.12);
  color: #fff; padding: 5px 10px; font-size: .8rem; min-width: 200px;
}
.search::placeholder { color: rgba(255,255,255,.75); }
.hit-count { font-size: .75rem; opacity: .85; margin: 4px 0 0; }

/* 表示設定パネル */
#settings {
  background: rgba(0,0,0,.18); border-radius: 8px;
  padding: 10px 12px; margin-top: 10px; font-size: .85rem;
}
#settings .hint { margin: 0 0 6px; font-size: .75rem; opacity: .85; }
#settings ul { list-style: none; margin: 6px 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
#settings li { display: flex; align-items: center; gap: 6px; }
#settings label { flex: 1; cursor: pointer; }
.mini {
  background: rgba(255,255,255,.15); color: #fff; border: 1px solid rgba(255,255,255,.5);
  border-radius: 4px; padding: 1px 8px; font-size: .8rem; cursor: pointer;
}

/* リスト */
#list {
  background: var(--card); border: 1px solid var(--border); border-radius: 8px;
  margin: 12px 0; overflow: hidden;
}
.item a {
  display: block; padding: 9px 12px; text-decoration: none; color: inherit;
  border-bottom: 1px solid var(--border);
}
.item a:hover { background: rgba(127,127,127,.08); }
.meta { display: flex; gap: 8px; align-items: center; font-size: .72rem; color: var(--muted); }
.chip {
  color: #fff; border-radius: 999px; padding: 1px 9px; font-size: .7rem;
  white-space: nowrap; max-width: 12em; overflow: hidden; text-overflow: ellipsis;
}
time { white-space: nowrap; }
.title { display: block; font-weight: 600; margin-top: 2px; }
.summary {
  font-size: .8rem; color: var(--muted); margin-top: 2px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
body[data-body="title"] .summary { display: none; }
.site-head {
  font-size: .85rem; margin: 0; padding: 10px 12px 4px;
  color: var(--accent); border-bottom: 1px solid var(--border); background: rgba(127,127,127,.05);
}
.empty { padding: 16px; color: var(--muted); }

/* 広告枠 */
.ad { margin: 12px 0; text-align: center; }
.ad-infeed { padding: 8px 0; border-bottom: 1px solid var(--border); }

/* フッター */
footer { font-size: .8rem; color: var(--muted); margin: 20px 0 48px; }
footer h2 { font-size: .85rem; margin: 0 0 4px; }
.source-list { display: flex; flex-wrap: wrap; gap: 4px 14px; list-style: none; margin: 0 0 12px; padding: 0; }
.note { font-size: .75rem; }

/* 動画グリッド(type: youtube) */
#list.videos {
  background: none; border: none; overflow: visible;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px 12px;
}
#list.videos .site-head { grid-column: 1 / -1; border: none; background: none; padding: 8px 0 0; }
#list.videos .ad-infeed { grid-column: 1 / -1; border: none; }
.video {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden;
}
.video a.thumb { position: relative; display: block; }
.video a.thumb img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; display: block; }
.video a.thumb .play {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 2.2rem; opacity: 0; background: rgba(0,0,0,0); transition: opacity .15s, background .15s;
}
.video a.thumb:hover .play { opacity: 1; background: rgba(0,0,0,.35); }
.video .video-body { display: block; padding: 8px 10px 10px; text-decoration: none; color: inherit; }
.video .video-body:hover .title { text-decoration: underline; }
.video .title {
  font-size: .85rem; margin: 0 0 6px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.video .meta { flex-wrap: wrap; }
.views { white-space: nowrap; }

/* 埋め込みプレイヤー */
#player {
  position: fixed; inset: 0; z-index: 50; background: rgba(0,0,0,.75);
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
#player[hidden] { display: none; }
#player-box {
  width: 100%; max-width: 800px; background: var(--card);
  border-radius: 10px; padding: 10px; position: relative;
}
#player-frame { aspect-ratio: 16 / 9; background: #000; border-radius: 6px; }
#player-frame iframe { width: 100%; height: 100%; border: 0; display: block; border-radius: 6px; }
#player-close {
  position: absolute; top: -14px; right: -8px; width: 32px; height: 32px;
  background: #fff; color: #111; border: 0; border-radius: 999px;
  font-size: 1.1rem; line-height: 1; cursor: pointer; box-shadow: 0 1px 4px rgba(0,0,0,.4);
}
#player-title { margin: 8px 4px 2px; font-size: .85rem; }

/* ポータル(まとめ一覧) */
.cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px; margin: 16px 0;
}
.card {
  display: block; background: var(--card);
  border: 1px solid var(--border); border-left: 4px solid var(--accent-card, var(--accent));
  border-radius: 8px; padding: 14px 16px; text-decoration: none; color: inherit;
}
.card:hover { background: rgba(127,127,127,.08); }
.card-name { display: block; font-weight: 700; font-size: 1rem; color: var(--accent-card, var(--accent)); }
.card-tagline { display: block; font-size: .8rem; color: var(--muted); margin-top: 4px; }
.card-stats { display: block; font-size: .72rem; color: var(--muted); margin-top: 8px; }
.badge-video {
  display: inline-block; background: rgba(127,127,127,.18); color: var(--muted);
  border-radius: 4px; padding: 0 5px; font-size: .68rem; font-weight: 400; vertical-align: middle;
}
.card-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 6px; font-size: .7rem; color: var(--muted); }
.card-updated { white-space: nowrap; }
.card-cats { display: flex; flex-wrap: wrap; gap: 4px; }
.cat-label {
  background: rgba(127,127,127,.15); border-radius: 999px; padding: 1px 8px;
  font-size: .68rem; color: var(--muted);
}

/* ポータル: カテゴリ別セクション見出し(静的描画・JS再構築の両方で使う) */
.cat-section { margin: 20px 0 8px; }
.cat-section h2 {
  font-size: 1rem; margin: 0 0 8px; padding-left: 8px; border-left: 4px solid var(--accent);
}

/* ページ上部/下部へのスクロールボタン(app.js/portal.jsがDOM生成。noscriptでは出ない) */
.scroll-nav {
  position: fixed; right: 14px; bottom: 18px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 40;   /* プレイヤーモーダル(#player: 50)より下 */
}
.scroll-nav button {
  width: 42px; height: 42px; border-radius: 999px;
  background: var(--card); color: var(--text);
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, .18);
  font-size: 1rem; line-height: 1; cursor: pointer;
  opacity: .85;
}
.scroll-nav button:hover { opacity: 1; }
.scroll-nav button[hidden] { display: none; }

/* 静的ページ(プライバシーポリシー等) */
.doc {
  background: var(--card); border: 1px solid var(--border); border-radius: 8px;
  padding: 16px 20px; margin: 16px 0 48px; font-size: .9rem;
}
.doc h2 { font-size: 1rem; border-left: 4px solid var(--accent); padding-left: 8px; margin: 20px 0 8px; }
.doc h2:first-child { margin-top: 4px; }