:root{
  --ink:#14171C; --muted:#4B5260; --line:#E4E6EA; --border:#C9CDD4;
  --bg:#FFFFFF; --soft:#F7F8FA; --tint:#F3F5FB; --accent:#2B50D8; --mark:#FFE76A; --bank:#0F7B6C;
  --sans:'Inter Tight',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.5}
a{color:var(--ink)} a:hover{color:var(--accent)}
img,video{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.04em}
.muted{color:var(--muted)}
.accent{color:var(--accent)}

/* header */
.site-header{border-bottom:1px solid var(--line)}
.site-header .wrap{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:20px;font-weight:700;letter-spacing:-.02em}
.nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav a{padding:12px 14px;font-size:15px;font-weight:500;text-decoration:none;color:var(--muted)}
.nav a.on{color:var(--ink)}
.nav a.cta{margin-left:8px;padding:12px 18px;font-weight:600;color:#fff;background:var(--ink);border-radius:999px}
.nav a.cta:hover{background:var(--accent);color:#fff}

/* hero */
.hero{padding:72px 0 48px;display:flex;flex-direction:column;gap:22px}
.hero h1{margin:0;font-size:clamp(34px,6vw,64px);line-height:1.05;font-weight:700;letter-spacing:-.03em;max-width:880px}
.hero p{margin:0;font-size:19px;line-height:1.55;color:var(--muted);max-width:640px}
.markup{background:linear-gradient(transparent 62%,var(--mark) 62%)}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 22px;font-size:16px;font-weight:600;font-family:inherit;text-decoration:none;border-radius:10px;border:1px solid var(--border);color:var(--ink);background:#fff;cursor:pointer}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn:hover{border-color:var(--ink)} .btn.primary:hover{color:#fff;filter:brightness(1.08)}

/* layout */
.cols{display:flex;flex-wrap:wrap;gap:56px;align-items:flex-start;padding-bottom:80px}
.main{flex:999 1 560px;min-width:0;display:flex;flex-direction:column}
.side{flex:1 1 280px;min-width:0;display:flex;flex-direction:column;gap:40px}
.list-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-bottom:20px}
.list-head h2{margin:0;font-size:24px;font-weight:700;letter-spacing:-.02em}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters button{min-height:44px;padding:0 16px;font-family:inherit;font-size:14px;font-weight:500;color:var(--ink);background:#fff;border:1px solid var(--border);border-radius:999px;cursor:pointer}
.filters button[aria-pressed="true"]{color:#fff;background:var(--ink);border-color:var(--ink);font-weight:600}

/* note row */
.note{display:flex;gap:20px;padding:28px 0;border-top:1px solid var(--line)}
[hidden]{display:none !important}
.note .num{font-family:var(--mono);font-size:14px;color:var(--muted);width:28px;flex-shrink:0;padding-top:4px}
.note .body{display:flex;flex-direction:column;gap:10px;min-width:0}
.note .meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.note h3{margin:0;font-size:22px;line-height:1.3;font-weight:600;letter-spacing:-.015em}
.note h3 a{text-decoration:none}
.note h3 a:hover{text-decoration:underline;text-underline-offset:4px}
.note p{margin:0;font-size:16px;line-height:1.6;color:var(--muted)}
.more{align-self:flex-start;margin-top:16px;padding:12px 0;font-size:15px;font-weight:600;color:var(--accent);text-decoration:none}
.pager{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:8px}

/* side */
.card{padding:24px;border:1px solid var(--line);border-radius:14px;display:flex;flex-direction:column;gap:12px}
.card h2{margin:0;font-size:19px;font-weight:700;letter-spacing:-.01em}
.card p{margin:0;font-size:15px;line-height:1.55;color:var(--muted)}
.side h2.mono{margin:0 0 8px;font-weight:500;color:var(--muted);font-size:13px}
.days a{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;text-decoration:none}
.side p.about{margin:0;font-size:15px;line-height:1.6;color:var(--muted)}

/* article */
.article{max-width:720px;margin:0 auto;padding:56px 24px 72px;display:flex;flex-direction:column;gap:28px}
.crumbs{display:flex;gap:8px;flex-wrap:wrap;font-family:var(--mono);font-size:13px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.article h1{margin:0;font-size:clamp(30px,5vw,46px);line-height:1.12;font-weight:700;letter-spacing:-.03em}
.orig{margin:-12px 0 0;font-size:15px;color:var(--muted)}
.byline{display:flex;gap:10px 16px;flex-wrap:wrap;align-items:center;font-size:14px;color:var(--muted);padding-bottom:28px;border-bottom:1px solid var(--line)}
.tldr{padding:24px 28px;background:var(--tint);border-radius:14px;display:flex;flex-direction:column;gap:14px}
.tldr h2{margin:0;color:var(--accent);font-weight:500}
.tldr dl{margin:0;display:flex;flex-direction:column;gap:14px}
.tldr dt{font-weight:700;font-size:14px;letter-spacing:.01em}
.tldr dd{margin:2px 0 0;font-size:17px;line-height:1.55}
.prose h2{margin:0 0 12px;font-size:22px;font-weight:700;letter-spacing:-.015em}
.prose p{margin:0;font-size:18px;line-height:1.7;color:#2A2F38}
.video-box{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.video-box video{width:220px;aspect-ratio:9/16;background:var(--ink);border-radius:12px;flex-shrink:0}
.video-box .txt{display:flex;flex-direction:column;gap:6px;flex:1 1 220px}
.video-box .txt p{margin:0;font-size:16px;line-height:1.5}
.share{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.share a,.share button{min-height:44px;padding:0 16px;display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:999px;font-size:14px;font-weight:500;text-decoration:none;background:#fff;color:var(--ink);font-family:inherit;cursor:pointer}
.related{background:var(--soft);border-top:1px solid var(--line)}
.related .wrap{padding-top:56px;padding-bottom:72px;display:flex;flex-direction:column;gap:24px}
.related h2{margin:0;font-size:22px;font-weight:700;letter-spacing:-.015em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.tile{display:flex;flex-direction:column;gap:10px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none}
.tile .t{font-size:18px;line-height:1.35;font-weight:600;letter-spacing:-.01em}

/* brand */
.logo-text{font-weight:500;letter-spacing:-.02em}
.logo-text b{font-weight:700}
.cat-bank{color:var(--bank)}

/* quotable note */
.quote{margin:0;padding:28px 28px 22px;border:1px solid var(--line);border-radius:14px;display:flex;flex-direction:column;gap:16px;position:relative}
.quote::before{content:"";position:absolute;left:28px;top:-1px;width:56px;height:4px;background:var(--mark);border-radius:0 0 3px 3px}
.quote blockquote{margin:0;font-size:24px;line-height:1.35;font-weight:600;letter-spacing:-.015em}
.quote figcaption{font-size:14px;color:var(--muted)}
.quote .actions{display:flex;gap:8px;flex-wrap:wrap}
.quote .actions a,.quote .actions button{min-height:44px;padding:0 14px;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:999px;font-size:14px;font-weight:500;text-decoration:none;background:#fff;color:var(--ink);font-family:inherit;cursor:pointer}
.quote .actions a:hover,.quote .actions button:hover{border-color:var(--ink)}
.author-box{display:flex;gap:16px;align-items:center;padding:20px 0;border-top:1px solid var(--line)}
.avatar{width:52px;height:52px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;flex-shrink:0}
.author-box p{margin:2px 0 0;font-size:14px;color:var(--muted)}
.cite-note{font-size:13px;color:var(--muted);margin:0}

/* plain pages */
.page{max-width:720px;margin:0 auto;padding:56px 24px 80px}
.page h1{font-size:40px;letter-spacing:-.03em;margin:0 0 24px}
.page p{font-size:18px;line-height:1.7}
.archive a{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line);text-decoration:none;font-size:17px}

/* footer */
.site-footer{border-top:1px solid var(--line)}
.site-footer .wrap{padding-top:32px;padding-bottom:48px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.site-footer nav{display:flex;gap:20px;flex-wrap:wrap}
.site-footer a{color:var(--muted)}