.sb {
  border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  background: var(--surface); overflow: hidden;
  transition: background 0.3s, border-color 0.3s;
}
.sb-filters {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  flex-shrink: 0;
}
.sb-filter-head {
  padding: 0.55rem 0.75rem;
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer; user-select: none;
  touch-action: manipulation;   /* 300ms 遅延排除 → モバイルでタップが確実に click に変換される */
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem; color: var(--text); font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase;
}
.sb-filter-head:hover { color: var(--accent); }
.sb-filter-count {
  background: var(--accent); color: var(--bg);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem; font-weight: 700;
  padding: 0.08rem 0.45rem; border-radius: 99px;
  margin-left: 0.4rem;
}
:where(html, body)[data-theme="light"] .sb-filter-count { color: var(--t-on-accent); }
/* 該当件数 (= 可視作品数)。⚠ 隣の `.sb-filter-count` は絞り込み**条件**の数で、別の数。
   塗り pill (accent 地) の badge に対して、こちらは**素のテキスト + 一段静かな ink**で
   見分ける (太らせない・囲まない — 同じ見出しに pill が 2 つ並ぶと同種の値に見える)。
   `text-transform` は見出しの uppercase を打ち消す — 値であって chrome ラベルではない。 */
.sb-filter-shown {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem; color: var(--t-fg-soft); font-weight: 400;
  letter-spacing: 0.02em; text-transform: none;
  margin-left: 0.5rem;
}
.sb-filter-clear {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem; color: var(--mid);
  background: transparent; border: 1px solid var(--border-strong);
  border-radius: 4px; padding: 0.15rem 0.5rem;
  cursor: pointer;
}
.sb-filter-clear:hover { color: var(--text); border-color: var(--border-strong); }
.sb-filter-body {
  padding: 0.3rem 0.75rem 0.6rem;
  display: flex; flex-direction: column; gap: 0.5rem;
  max-height: 50vh; overflow-y: auto;
}
.sb-filter-body.collapsed { display: none; }
.sb-filter-group { display: flex; flex-direction: column; gap: 0.25rem; }
.sb-filter-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem; color: var(--mid);
  letter-spacing: 0.05em; text-transform: uppercase;
}
/* プリセット */
.sb-presets {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 0.35rem;
}
.sb-presets-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem; color: var(--mid);
  letter-spacing: 0.05em; text-transform: uppercase;
  font-weight: 700;
}
.sb-preset-chips {
  display: flex; flex-wrap: wrap; gap: 0.3rem;
}
.sb-preset-chip {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 0.28rem 0.65rem;
  font-size: 0.72rem; font-weight: 600;
  cursor: pointer; user-select: none;
  transition: all 0.1s;
  display: inline-flex; align-items: center; gap: 0.25rem;
}
.sb-preset-chip:hover {
  border-color: var(--t-accent);
}
/* 選択状態 = accent 塗りつぶし (.sb-chip.on と統一、モノクロ ink 化後の判別確保) */
.sb-preset-chip.on {
  background: var(--t-accent);
  border-color: var(--t-accent);
  color: var(--t-on-accent);
  font-weight: 700;
}

/* アコーディオン式セクション */
.sb-section {
  border-bottom: 1px solid var(--border);
}
.sb-section-head {
  cursor: pointer; user-select: none;
  padding: 0.5rem 0.15rem;
  display: flex; align-items: center; justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem; color: var(--text);
  font-weight: 700; letter-spacing: 0.03em;
  transition: color 0.1s;
}
.sb-section-head:hover { color: var(--accent); }
.sb-section-title { display: flex; align-items: center; gap: 0.3rem; }
.sb-section-arrow {
  color: var(--mid);
  font-size: 0.6rem;
  width: 0.9em;
}
.sb-section-badge {
  background: var(--accent); color: var(--bg);
  padding: 0.08rem 0.45rem;
  border-radius: 99px;
  font-size: 0.6rem; font-weight: 700;
  margin-left: 0.15rem;
}
:where(html, body)[data-theme="light"] .sb-section-badge { color: var(--t-on-accent); }
.sb-section-count {
  color: var(--mid);
  font-size: 0.6rem; font-weight: 500;
}
.sb-section-body {
  padding: 0.1rem 0 0.45rem;
  display: flex; flex-direction: column; gap: 0.4rem;
}
.sb-section-sub {
  display: flex; flex-direction: column; gap: 0.2rem;
}
.sb-section-sub-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.sb-filter-chips {
  display: flex; flex-wrap: wrap; gap: 0.2rem;
}
.sb-chip {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.72rem; font-weight: 600;
  background: var(--surface2); color: var(--text);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 0.18rem 0.55rem;
  cursor: pointer; user-select: none;
  transition: all 0.1s;
  white-space: nowrap;
}
.sb-chip:hover { border-color: var(--t-accent); }
/* 選択状態 = accent 塗りつぶし (モノクロ ink 化後、tint だけでは判別が弱かった)。
   dark=near-white bg / light=near-black bg + on-accent 文字で明確に反転。 */
.sb-chip.on {
  background: var(--t-accent);
  border-color: var(--t-accent);
  color: var(--t-on-accent);
  font-weight: 700;
}
.sb-chip-count {
  color: var(--mid);
  margin-left: 0.25rem;
  font-size: 0.6rem;
}
.sb-chip.on .sb-chip-count { color: var(--t-on-accent); opacity: 0.75; }

/* v=47: ✨ おすすめ chip — accent gradient border で primary CTA 感 */
.sb-chip-recommended {
  position: relative;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--surface2), var(--surface2)) padding-box,
    var(--t-accent-grad) border-box;
}
.sb-chip-recommended:hover:not(.disabled) {
  filter: brightness(1.08);
  border-color: transparent;
}
/* 選択状態 = solid accent 塗りつぶし (他 .on チップと統一)。
   ⚠ 旧: tint 背景 + --t-fg 文字。 .sb-chip.on の solid --t-accent 背景 (near-black)
   と競合し「黒地に黒文字」で不可視になっていた (user 報告) → 塗りつぶし + on-accent に。 */
.sb-chip-recommended.on {
  background: var(--t-accent);
  border-color: var(--t-accent);
  color: var(--t-on-accent);
  font-weight: 700;
}
.sb-chip-recommended.on .sb-chip-count { color: var(--t-on-accent); opacity: 0.75; }
.sb-chip-recommended.disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: var(--surface2);
  border-color: var(--border);
}
.sb-chip-recommended.disabled:hover { border-color: var(--border); filter: none; }
/* v=103: 🔄 別のおすすめ (手動シャッフル chip) — recommended が active な時のみ表示 */
.sb-chip-reshuffle {
  cursor: pointer;
  border: 1px solid color-mix(in srgb, var(--t-fg) 22%, transparent);
  background: color-mix(in srgb, var(--t-fg) 7%, transparent);
  color: var(--t-fg);
}
.sb-chip-reshuffle:hover {
  background: color-mix(in srgb, var(--t-fg) 14%, transparent);
  border-color: color-mix(in srgb, var(--t-fg) 34%, transparent);
}
.sb-genre-toggle {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.55rem; color: var(--mid);
  background: transparent; border: none;
  cursor: pointer; padding: 0.1rem 0;
  text-align: left;
}
.sb-genre-toggle:hover { color: var(--text); }

.sb-head {
  padding: 0.7rem 0.75rem 0.5rem;
  border-bottom: 1px solid var(--border);
  display: flex; gap: 0.35rem; align-items: center;
}
.sb-search {
  flex: 1; background: var(--surface2); border: 1px solid var(--border);
  border-radius: 4px; padding: 0.26rem 0.5rem;
  color: var(--text); font-size: 0.7rem;
  font-family: 'Noto Sans JP', sans-serif; outline: none; min-width: 0;
}
.sb-search:focus { border-color: var(--accent); background: var(--surface); }
.sb-search::placeholder { color: var(--dim); }
.sb-sort {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 4px; padding: 0.22rem 0.3rem;
  color: var(--mid); font-size: 0.56rem;
  font-family: 'JetBrains Mono', monospace; cursor: pointer; outline: none;
}
.sb-limit {
  padding: 0.45rem 0.75rem;
  display: flex; flex-direction: column; gap: 0.3rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  flex-shrink: 0;
}
.sb-limit-row {
  display: flex; align-items: center; gap: 0.4rem;
}
.sb-limit-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem; color: var(--text); font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase;
}
.sb-limit-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem; color: var(--accent); font-weight: 700;
  margin-left: 0.2rem;
}
/* §6: 3D 描画上限メッセージ (フィルタ推奨) + 全件表示 toggle */
.sb-limit-cap {
  font-size: 0.65rem;
  color: var(--t-fg);
  line-height: 1.4;
  padding: 0.35rem 0.45rem;
  background: color-mix(in srgb, var(--t-accent-warm) 12%, transparent);
  border-radius: 6px;
  border-left: 2px solid var(--t-accent-warm);
}
.limit-cap-filter {
  margin-left: 0.35rem;
  font-size: 0.62rem; font-weight: 700;
  color: var(--t-on-accent);
  background: var(--t-accent);
  border: none; border-radius: 5px;
  padding: 0.12rem 0.5rem;
  cursor: pointer;
}
.limit-cap-filter:hover { background: color-mix(in srgb, var(--t-accent) 82%, var(--t-fg)); }
.sb-limit-showall {
  display: flex; align-items: center; gap: 0.35rem;
  font-size: 0.65rem; color: var(--t-muted); cursor: pointer;
  user-select: none;
}
.sb-limit-showall input { cursor: pointer; }
/* v=70: scoring philosophy disclaimer — slider 下に常時表示の小 note */
.sb-score-note {
  font-size: 0.65rem;
  color: var(--t-muted);
  margin-top: 0.4rem;
  line-height: 1.4;
  padding: 0.3rem 0.4rem;
  background: color-mix(in srgb, var(--t-fg) 4%, transparent);
  border-radius: 6px;
  border-left: 2px solid var(--t-accent-warm);
}
/* v=66: light で accent on white は 3.02 contrast → dark fg に */
:where(html, body)[data-theme="light"] .sb-limit-count { color: var(--t-fg); }
#sample-mode { margin-left: auto; }
#limit-slider {
  width: 100%; min-width: 0; height: 4px;
  background: var(--border); border-radius: 2px;
  appearance: none; -webkit-appearance: none;
  outline: none;
}
#limit-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}
#limit-slider::-moz-range-thumb {
  width: 12px; height: 12px; border: none;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

.wl { flex: 1; overflow-y: auto; padding: 0.28rem 0.35rem; }
.wi {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.32rem 0.5rem; border-radius: 4px; cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.1s, border-color 0.1s;
}
.wi:hover { background: var(--surface2); border-color: var(--border-strong); }
.wi.active { background: var(--active-bg); border-color: var(--active-border); }
.wi-dot {
  width: 9px; height: 9px;
  border-radius: 50%; flex-shrink: 0;
  border: 1px solid var(--dot-border);
}
.wi-name { flex: 1; font-size: 0.7rem; font-weight: 500; line-height: 1.3; color: var(--text); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wi-mylist {
  display: flex; gap: 0.1rem;
  font-size: 0.62rem;
  color: var(--dim);
}
.wi-mylist:empty { display: none; }
.wi-mylist .badge {
  display: inline-block;
  line-height: 1;
}
.wi-mylist .badge.on.read { color: var(--t-list-read); }
.wi-mylist .badge.on.favorite { color: var(--t-list-fav); }
.wi-mylist .badge.on.wishlist { color: var(--t-list-wish); }
.wi-spark {
  display: flex; align-items: flex-end; gap: 2px;
  height: 22px; flex-shrink: 0;
}
.wi-spark-bar {
  width: 4px;
  border-radius: 1px;
  min-height: 1px;
  opacity: 0.75;
  transition: opacity 0.1s;
}
.wi:hover .wi-spark-bar { opacity: 1; }
.wi-spark-bar.is-axis {
  box-shadow: 0 0 0 1px var(--border-strong);
  opacity: 0.95;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 2px; }