:root{
  --bg:#ffffff;
  --fg:#1a1a1a;
  --muted:#374151;
  --line:#e5e7eb;
  --hover:#f3f4f6;
  --accent:#2563eb;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:system-ui,-apple-system,"Segoe UI","Hiragino Sans","Noto Sans JP",sans-serif;
  color:var(--fg);
  background:var(--bg);
  line-height:1.5;
}

/* ---- ヘッダー / 検索 ---- */
.head{
  position:sticky;top:0;z-index:10;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  padding:20px 24px 14px;
}
.head__logo{display:inline-flex;align-items:center;color:var(--fg);text-decoration:none;margin-bottom:10px}
.head__logo:visited{color:var(--fg)}
.head__logo:hover{color:var(--accent)}
.head__title{margin:0 0 14px;font-size:24px;font-weight:700}
.head__back{display:inline-block;margin-bottom:8px;font-size:14px;color:var(--accent);text-decoration:none;font-weight:600}
.head__back:hover{text-decoration:underline}
.head__sub{margin:0 0 12px;font-size:14px;color:var(--fg)}
.head__sub a{color:var(--accent);text-decoration:none}
.head__sub a:hover{text-decoration:underline}
.related__title a{color:var(--fg);text-decoration:none}
.related__title a:hover{color:var(--accent);text-decoration:underline}
.search{display:flex;gap:8px;max-width:720px}
.search--center{margin:0 auto}
.search__input{
  flex:1;min-width:0;
  padding:10px 14px;
  font-size:15px;
  border:1px solid var(--line);border-radius:8px;
  outline:none;
}
.search__input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.search__btn{
  padding:10px 18px;font-size:15px;font-weight:600;
  color:#fff;background:var(--accent);
  border:0;border-radius:8px;cursor:pointer;
}
.search__btn:hover{background:#1d4ed8}
.count{margin:12px 0 0;font-size:15px;color:var(--fg)}
.filter{display:inline-flex;align-items:center;gap:8px;margin-top:12px;font-size:15px;color:var(--fg);cursor:pointer;user-select:none}
.filter input{cursor:pointer}

/* ---- グリッド ---- */
.grid{
  list-style:none;margin:0;padding:20px 24px;
  display:grid;gap:10px;
  grid-template-columns:repeat(auto-fill,minmax(104px,1fr));
}
.cell__link{
  display:flex;flex-direction:column;align-items:center;gap:8px;
  padding:16px 8px 12px;
  text-decoration:none;color:var(--fg);
  border:1px solid var(--line);border-radius:10px;
  transition:border-color .12s,background .12s;
}
.cell__link:hover{border-color:var(--accent);background:var(--hover)}
.cell__link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.cell__svg{display:flex;color:var(--fg)}
.cell__name{
  font-size:13px;color:var(--fg);
  max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---- ページャ ---- */
.pager{
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;
  padding:16px 24px 48px;font-size:15px;
}
.pager__btn{
  display:inline-flex;align-items:center;
  padding:9px 16px;font-weight:600;
  color:var(--fg);background:#fff;text-decoration:none;
  border:1px solid var(--line);border-radius:8px;
  transition:border-color .12s,background .12s;
}
.pager__btn:visited{color:var(--fg)}
.pager__btn:hover{border-color:var(--accent);background:var(--hover)}
.pager__btn--off{color:#9ca3af;background:#f9fafb;cursor:default;pointer-events:none}

.pager__nums{display:inline-flex;align-items:center;gap:4px;margin:0 4px}
.pager__num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:40px;height:40px;padding:0 8px;
  color:var(--fg);text-decoration:none;font-weight:600;
  border:1px solid var(--line);border-radius:8px;
  transition:border-color .12s,background .12s;
}
.pager__num:visited{color:var(--fg)}
.pager__num:hover{border-color:var(--accent);background:var(--hover)}
.pager__num--now{
  color:#fff;background:var(--accent);border-color:var(--accent);
  pointer-events:none;
}
.pager__gap{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:24px;height:40px;color:var(--muted);
}

@media (max-width:560px){
  .pager{gap:6px;padding:12px 12px 36px;font-size:14px}
  .pager__btn{padding:8px 12px}
  .pager__num{min-width:36px;height:36px}
}

.empty{padding:60px 24px;text-align:center;color:var(--muted)}

@media (max-width:480px){
  .head{padding:16px}
  .grid{padding:16px;gap:8px;grid-template-columns:repeat(auto-fill,minmax(88px,1fr))}
}
@media (prefers-reduced-motion:reduce){
  .cell__link{transition:none}
}

/* ==================== 詳細ページ ==================== */
.topbar{
  display:flex;align-items:center;gap:16px;
  padding:14px 24px;border-bottom:1px solid var(--line);
  font-size:14px;
}
.topbar__logo{display:inline-flex;align-items:center;color:var(--fg);flex:none;text-decoration:none}
.topbar__logo:visited{color:var(--fg)}
.topbar__logo:hover{color:var(--accent)}
.topbar__home{color:var(--accent);text-decoration:none;font-weight:600;flex:none}
.topbar__home:hover{text-decoration:underline}
.topbar__crumb{color:var(--muted)}
.topbar__crumb b{color:var(--fg)}
.search--bar{flex:0 1 560px;max-width:560px;margin:0 auto;min-width:0}

.detail__title{
  max-width:900px;margin:0 auto;padding:24px 24px 0;
  font-size:22px;font-weight:700;
}
.detail__set{font-weight:500;color:var(--muted)}

.detail{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);
  gap:24px;padding:16px 24px 28px;max-width:900px;margin:0 auto;
}
.panel{
  border:1px solid var(--line);border-radius:12px;padding:24px;
}
.preview{
  display:flex;align-items:center;justify-content:center;
  min-height:200px;color:var(--fg);
}
.preview svg{width:160px;height:160px}
.preview__name{margin:12px 0 0;text-align:center;color:var(--fg);font-size:15px}

.panel--controls{display:flex;flex-direction:column;gap:18px}
.controls{display:flex;flex-direction:column;gap:14px}
.control{display:flex;align-items:center;gap:12px}
.control__label{width:80px;flex:none;font-size:15px;color:var(--fg)}
.control__label b{color:var(--fg)}
.control__color{width:44px;height:32px;padding:0;border:1px solid var(--line);border-radius:6px;cursor:pointer}
.control__hex{width:104px;padding:7px 9px;font-size:15px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;border:1px solid var(--line);border-radius:6px;text-transform:lowercase}
.control__range{flex:1}
.control__select{
  padding:8px 12px;font-size:15px;border:1px solid var(--line);border-radius:8px;cursor:pointer;
}

.actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{
  padding:10px 18px;font-size:15px;font-weight:600;
  color:var(--fg);background:#fff;
  border:1px solid var(--line);border-radius:8px;cursor:pointer;
}
.btn:hover{background:var(--hover)}
.btn--primary{color:#fff;background:var(--accent);border-color:var(--accent)}
.btn--primary:hover{background:#1d4ed8}

.opt{display:inline-flex;align-items:center;gap:6px;font-size:15px;color:var(--fg);cursor:pointer;user-select:none}
.opt input{cursor:pointer}
.code{
  width:100%;min-height:120px;resize:vertical;
  padding:12px;font-size:13px;line-height:1.5;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color:var(--fg);background:#f9fafb;
  border:1px solid var(--line);border-radius:8px;
}
.license{margin:0;font-size:14px;color:var(--fg)}
.license a{color:var(--accent);text-decoration:none}
.license a:hover{text-decoration:underline}

.related{max-width:900px;margin:0 auto;padding:8px 0 48px}
.related__title{padding:0 24px;font-size:17px;font-weight:700;margin:0 0 8px}

@media (max-width:720px){
  .detail__title{padding:16px 16px 0;font-size:20px}
  .detail{grid-template-columns:1fr;gap:16px;padding:12px 16px 20px}
  .related__title{padding:0 16px}
}

/* ---- ロゴ ---- */
.head__logo,.topbar__logo{gap:8px}
.logo__word{font-size:19px;font-weight:400;letter-spacing:-.01em;line-height:1}
.logo__word b{font-weight:800}

/* ---- フッター ---- */
.foot{
  border-top:1px solid var(--line);
  padding:24px;
}
.foot__links{
  list-style:none;margin:0;padding:0;
  display:flex;justify-content:center;flex-wrap:wrap;gap:8px 24px;
  font-size:14px;
}
.foot__links a{color:var(--accent);text-decoration:none}
.foot__links a:hover{text-decoration:underline}