:root{--surface-base:#0a0a0b;--surface-raised:#111114;--surface-card:#101014;--surface-inset:#16161c;--bg-card:#0f111a;--ink-bright:#ffffff;--ink-primary:#cbd5e1;--ink-secondary:#94a3b8;--ink-muted:#64748b;--ink-faint:#475569;--line-subtle:rgba(255,255,255,0.08);--line-strong:#334155;--violet-strong:#7c3aed;--violet:#a78bfa;--violet-soft:#d8b4fe;--amber:#fb923c;--mint:#34d399;--serif:"Libertinus Serif","Cormorant Garamond",Georgia,serif;--sans:"Libertinus Sans","Plus Jakarta Sans",system-ui,-apple-system,sans-serif;--mono:ui-monospace,"SF Mono",Menlo,monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--surface-base);color:var(--ink-primary);font-family:var(--sans);font-size:20px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:inherit}.wrap{max-width:940px;margin:0 auto;padding:0 24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none}.brand img{width:34px;height:28px;object-fit:contain}.brand span{font-family:var(--serif);font-weight:600;font-size:22px;color:var(--ink-bright);letter-spacing:-.01em}.topbar{border-bottom:1px solid var(--line-subtle);background:rgba(10,10,11,.85);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}.topbar .tag{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-secondary);border:1px solid var(--line-subtle);border-radius:999px;padding:6px 12px}.cover{padding:80px 0 56px;background:radial-gradient(900px 400px at 20% -10%,rgba(124,58,237,.22),transparent 60%),var(--surface-base);border-bottom:1px solid var(--line-subtle)}.cover .kicker{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--violet)}.cover h1{font-family:var(--serif);font-weight:600;font-size:56px;letter-spacing:-.015em;margin:14px 0 6px;color:var(--ink-bright);line-height:1.05}.cover h1 em{font-style:normal;color:var(--violet)}.cover .memo{font-family:var(--serif);font-size:22px;color:var(--ink-secondary);margin:0 0 36px}.meta{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px;border-top:1px solid var(--line-subtle);padding-top:20px;color:var(--ink-bright)}.meta div span{display:block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-muted);margin-bottom:6px}.meta div span,.status{font-family:var(--mono)}.status{margin-top:28px;font-size:12px;color:var(--ink-secondary)}.status b{color:var(--amber);font-weight:600}.letter{background:var(--surface-raised);padding:52px 0 60px;border-bottom:1px solid var(--line-subtle)}.letter h2{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--violet);font-weight:500;margin:0 0 22px}.letter p{font-family:var(--serif);font-size:21px;line-height:1.5;margin:0 0 16px;color:var(--ink-bright)}.letter p.letter-gap{color:var(--ink-secondary);border-left:2px solid var(--amber);padding-left:14px}.letter .sig{font-family:var(--mono);font-size:13px;color:var(--ink-secondary);margin-top:24px}.contents{padding:44px 0 8px}.contents h2,.section .qlabel,.strip h2{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-secondary);font-weight:500;margin:0 0 16px}.toc{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));grid-gap:10px;gap:10px;padding:0;margin:0;list-style:none}.toc a{display:block;border:1px solid var(--line-subtle);border-radius:8px;padding:10px 12px;text-decoration:none;font-size:15px;background:var(--surface-card);color:var(--ink-primary);transition:border-color .2s,background .2s}.toc a:hover{border-color:var(--violet);background:var(--surface-inset)}.toc a b{display:block;font-family:var(--mono);font-size:11px;color:var(--violet);margin-bottom:2px}.strip{padding:36px 0 8px}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));grid-gap:12px;gap:12px;margin:16px 0 24px}.stat{border:1px solid var(--line-subtle);border-radius:10px;padding:18px 16px 14px;background:var(--surface-card)}.stat .v{font-family:var(--serif);font-size:34px;line-height:1;color:var(--ink-bright)}.stat .l{font-size:15px;color:var(--ink-secondary);margin-top:8px;line-height:1.35}.stat .s{font-family:var(--mono);font-size:10.5px;color:var(--ink-muted);margin-top:8px}.section{padding:60px 0 28px;border-top:1px solid var(--line-subtle)}.section h2.title{font-family:var(--serif);font-weight:600;font-size:32px;line-height:1.15;margin:0 0 24px;letter-spacing:-.01em;color:var(--ink-bright)}.section h3{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--violet);font-weight:600;margin:34px 0 10px}.section p{margin:0 0 14px;max-width:72ch}.section ul{padding-left:0;list-style:none;margin:0 0 16px}.section ul li{position:relative;padding-left:22px;margin:0 0 10px;max-width:72ch}.section ul li:before{content:"—";position:absolute;left:0;color:var(--violet)}.tablewrap{overflow-x:auto;border:1px solid var(--line-subtle);border-radius:10px;margin:8px 0 22px;background:var(--surface-card)}table{width:100%;border-collapse:collapse;font-size:16px}td,th{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line-subtle);vertical-align:top}tr:last-child td{border-bottom:0}th{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-secondary);font-weight:600;background:var(--surface-inset)}td{color:var(--ink-primary)}caption{caption-side:top;text-align:left;font-family:var(--mono);font-size:11.5px;color:var(--ink-secondary);padding:12px 14px 6px}.quote{border-left:3px solid var(--violet);padding:6px 0 6px 18px;margin:18px 0 22px;max-width:72ch}.quote .q{font-family:var(--serif);font-size:23px;line-height:1.4;margin:0 0 8px;color:var(--ink-bright)}.quote .w{font-size:15px;color:var(--ink-secondary)}.quote .w b{color:var(--ink-bright);font-weight:600}.quote .n{font-size:15px;color:var(--ink-secondary);margin-top:6px}.gap{background:rgba(251,146,60,.08);color:#f3d9c1;border:1px solid rgba(251,146,60,.35);border-radius:10px;padding:12px 14px 12px 44px;margin:12px 0 18px;font-size:16px;position:relative;max-width:78ch}.gap:before{content:"GAP";position:absolute;left:12px;top:14px;font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--amber);font-weight:600}.source{font-size:11.5px;margin:8px 0 0}.foot,.source{font-family:var(--mono);color:var(--ink-muted)}.foot{padding:48px 0 72px;border-top:1px solid var(--line-subtle);font-size:12px}.login{min-height:100vh;display:flex;align-items:center;background:radial-gradient(700px 400px at 50% 0,rgba(124,58,237,.25),transparent 60%),var(--surface-base)}.login .card{width:100%;max-width:440px;margin:0 auto;padding:32px;border:1px solid var(--line-subtle);border-radius:14px;background:var(--surface-card)}.login .brand{margin-bottom:22px}.login p{color:var(--ink-secondary);margin:8px 0 20px;font-size:17px}.login input{width:100%;padding:12px 14px;font-size:16px;border-radius:8px;border:1px solid var(--line-strong);background:var(--surface-inset);color:var(--ink-bright);font-family:var(--sans)}.login input:focus{outline:2px solid var(--violet);border-color:var(--violet)}.login button{margin-top:12px;width:100%;padding:12px 18px;font-size:15px;border-radius:999px;border:0;background:var(--violet-strong);color:#fff;cursor:pointer;font-family:var(--sans);font-weight:600;letter-spacing:.02em}.login button:hover{background:#6d28d9}.login .err{color:var(--amber);margin-top:12px;font-size:14px}@media (max-width:640px){.cover h1{font-size:40px}.meta{grid-template-columns:1fr;gap:12px}.section h2.title{font-size:27px}.topbar .tag{display:none}}