:root{--bg:#0f1115;--card:#181b22;--ink:#e8eaed;--sub:#9aa0aa;--line:#262a33;--accent:#5b8cff;--accent2:#7ee0c8}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
header.site{border-bottom:1px solid var(--line);padding:48px 0 28px}
header.site h1{font-size:38px;margin:0 0 10px;letter-spacing:.5px}
header.site .tag{color:var(--sub);font-size:16px;margin:0;max-width:720px}
header.site .tag b{color:var(--accent2)}
.stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.stat{border:1px solid var(--line);border-radius:8px;padding:8px 12px;background:#13161c;color:var(--sub);font-size:12px}
.stat b{color:var(--ink);font-size:15px;margin-right:4px}
/* カテゴリーナビ */
nav.cats{position:sticky;top:0;z-index:5;background:rgba(15,17,21,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:12px 0;margin-bottom:8px}
nav.cats .inner{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
nav.cats .inner::-webkit-scrollbar{display:none}
nav.cats a{font-size:13px;color:var(--sub);border:1px solid var(--line);border-radius:99px;padding:5px 13px}
nav.cats a:hover{color:var(--accent2);border-color:var(--accent2);text-decoration:none}
/* セクション */
.featured{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;margin:34px 0 8px;padding:22px;background:#13161c;border:1px solid var(--line);border-radius:12px}
.featured img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:8px;background:#000}
.featured .eyebrow{color:var(--accent2);font-size:12px;letter-spacing:1px;margin:0 0 8px}
.featured h2{font-size:25px;line-height:1.45;margin:0 0 12px;color:var(--ink)}
.featured p{color:var(--sub);font-size:14px;margin:0 0 16px}
.featured .cta{display:inline-block;border:1px solid var(--accent);border-radius:8px;padding:7px 13px;color:var(--ink)}
.featured .cta:hover{background:rgba(91,140,255,.12);text-decoration:none}
section.news{margin:24px 0 6px;padding:16px 18px;background:#11141a;border:1px solid var(--line);border-radius:10px}
section.news .head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:10px}
section.news h2{font-size:18px;margin:0;color:var(--accent2)}
section.news .more{font-size:13px;color:var(--sub);white-space:nowrap}
section.news ul{list-style:none;margin:0;padding:0}
section.news li{border-top:1px solid var(--line);padding:11px 0}
section.news li:first-child{border-top:0}
section.news .date{font-size:12px;color:var(--sub);margin-right:8px}
section.news .source{font-size:12px;color:var(--sub)}
section.news .note{color:var(--sub);font-size:13px;margin:4px 0 0}
section.news .notice{color:var(--sub);font-size:12px;margin:12px 0 0}
section.cat{padding:34px 0 4px}
section.cat>.head{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
section.cat>.head h2{font-size:18px;margin:0;color:var(--accent2);display:flex;align-items:baseline;gap:10px}
section.cat>.head h2 .n{font-size:12px;color:var(--sub);font-weight:400}
section.cat>.head .more{font-size:13px;color:var(--sub);white-space:nowrap}
section.cat>.head .more:hover{color:var(--accent2);text-decoration:none}
section.cat>.line{height:1px;background:var(--line);margin:14px 0 20px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding-bottom:8px}
@media(max-width:760px){.featured{grid-template-columns:1fr}.grid{grid-template-columns:1fr}.wrap{padding:0 18px}header.site h1{font-size:32px}.featured h2{font-size:22px}}
/* 分类页头 */
header.catpage{border-bottom:1px solid var(--line);padding:40px 0 24px;margin-bottom:8px}
header.catpage .crumb{font-size:13px;color:var(--sub);margin:0 0 10px}
header.catpage h1{font-size:26px;margin:0;color:var(--ink)}
header.catpage .n{color:var(--sub);font-size:14px;font-weight:400;margin-left:8px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.15s;display:block}
.card:hover{border-color:var(--accent);transform:translateY(-3px);text-decoration:none}
.card img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block;background:#000}
.card .body{padding:14px 16px 18px}
.card .meta{display:flex;flex-wrap:wrap;gap:7px;align-items:center;margin-bottom:8px}
.card .pill{display:inline-block;font-size:11px;color:var(--accent2);border:1px solid var(--line);border-radius:99px;padding:2px 9px}
.card .date{font-size:11px;color:var(--sub)}
.card h2{font-size:16px;line-height:1.5;margin:0;color:var(--ink)}
.card p{font-size:13px;line-height:1.7;color:var(--sub);margin:8px 0 0}
/* article */
article.post{max-width:780px;margin:0 auto;padding:44px 0 80px}
article.post .cover{width:100%;border-radius:12px;margin:0 0 28px;aspect-ratio:3/2;object-fit:cover;background:#000}
.article-meta{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px;color:var(--sub);font-size:12px}
.article-meta span{border:1px solid var(--line);border-radius:99px;padding:2px 9px;background:#13161c}
article.post h1{font-size:30px;line-height:1.45;margin:0 0 18px}
.read-guide{margin:0 0 28px;padding:14px 16px;background:#13161c;border:1px solid var(--line);border-radius:10px;color:var(--sub);font-size:14px}
.read-guide b{color:var(--accent2)}
article.post h2{font-size:19px;margin:40px 0 14px;padding-top:10px;border-top:1px solid var(--line);color:var(--accent2)}
article.post p{margin:0 0 18px}
article.post ul{padding-left:1.3em}
article.post li{margin:6px 0}
article.post blockquote{border-left:3px solid var(--accent);margin:18px 0;padding:4px 0 4px 16px;color:var(--sub)}
article.post strong{color:#fff}
article.post a{border-bottom:1px solid rgba(91,140,255,.4)}
aside.refs{margin:40px 0 0;padding:18px 20px;background:#13161c;border:1px solid var(--line);border-radius:10px}
aside.refs .refs-label{font-size:12px;color:var(--accent2);letter-spacing:1px;margin-bottom:10px}
aside.refs ul{margin:0;padding-left:1.1em}
aside.refs li{margin:6px 0;font-size:14px;color:var(--sub)}
aside.refs a{color:var(--accent);border-bottom:1px solid rgba(91,140,255,.4)}
.sig{margin:28px 0 0;color:var(--sub);font-size:13px}
.back{display:inline-block;margin:30px 0;color:var(--sub);font-size:14px}
footer{border-top:1px solid var(--line);padding:30px 0;color:var(--sub);font-size:13px}
footer .foot{max-width:1040px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;gap:20px;align-items:flex-start}
footer .brand{color:var(--ink);margin:0 0 6px}
footer .desc{margin:0;color:var(--sub)}
footer nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
footer nav a{color:var(--sub)}
.info-page{max-width:780px;margin:0 auto;padding:44px 0 80px}
.info-page h1{font-size:30px;line-height:1.45;margin:0 0 22px}
.info-page h2{font-size:19px;margin:38px 0 12px;padding-top:10px;border-top:1px solid var(--line);color:var(--accent2)}
.info-page p,.info-page li{color:var(--sub)}
.info-page strong{color:var(--ink)}
@media(max-width:760px){footer .foot{display:block}footer nav{justify-content:flex-start;margin-top:16px}}