:root{--bg:#fff;--bg-raised:#f4f4f5;--text:#18181b;--text-dim:#52525b;--rule:#e4e4e7;--accent:#b45309;--font-sans:ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;--measure:34rem}@media (prefers-color-scheme:dark){:root{--bg:#0b0b0c;--bg-raised:#17171a;--text:#f4f4f5;--text-dim:#a1a1aa;--rule:#27272a;--accent:#f59e0b}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;margin:0;font-size:17px;line-height:1.65}.wrap{max-width:var(--measure);margin:0 auto;padding:4rem 1.5rem 5rem}h1{letter-spacing:-.02em;margin:0 0 .5rem;font-size:1.9rem;line-height:1.2}h2{letter-spacing:-.01em;margin:2.5rem 0 .6rem;font-size:1.05rem}h3{margin:1.75rem 0 .4rem;font-size:.95rem}p{margin:0 0 1rem}ul{margin:0 0 1rem;padding-left:1.15rem}li{margin-bottom:.4rem}a{color:var(--accent);text-underline-offset:2px;text-decoration-thickness:1px}.lede{color:var(--text-dim);font-size:1.1rem}.mark{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--text-dim);margin-bottom:2.5rem;font-size:.8rem;text-decoration:none;display:block}.mark b{color:var(--text);font-weight:600}.tc{font-family:var(--font-mono);color:var(--accent)}.card{background:var(--bg-raised);border:1px solid var(--rule);border-radius:8px;margin:1.5rem 0;padding:1rem 1.15rem}.card p:last-child{margin-bottom:0}.note{color:var(--text-dim);font-size:.9rem}footer{border-top:1px solid var(--rule);color:var(--text-dim);flex-wrap:wrap;gap:1.25rem;margin-top:4rem;padding-top:1.25rem;font-size:.875rem;display:flex}