:root{--bg:#fff;--surface:#fafafa;--surface-hover:#f0f0ed;--text:#171717;--muted:#686868;--border:#deded9;--accent:#171717;--max-width:1120px;--narrow-width:760px;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);min-width:320px;color:var(--text);margin:0;line-height:1.6}a{color:inherit}img{max-width:100%;height:auto}.container{width:min(calc(100% - 40px), var(--max-width));margin-inline:auto}.narrow{width:min(calc(100% - 40px), var(--narrow-width));margin-inline:auto}.site-header{border-bottom:1px solid var(--border)}.header-inner{justify-content:space-between;align-items:center;gap:32px;min-height:72px;display:flex}.brand{letter-spacing:-.04em;align-items:baseline;font-size:1.25rem;font-weight:750;text-decoration:none;display:inline-flex}.brand-mark{color:var(--muted)}.site-header nav{align-items:center;gap:28px;display:flex}.site-header nav a{color:var(--muted);font-size:.9rem;text-decoration:none;transition:color .15s}.site-header nav a:hover{color:var(--text)}.hero{border-bottom:1px solid var(--border);padding:120px 0 110px}.hero-inner{max-width:var(--max-width)}.eyebrow{color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin:0 0 18px;font-size:.72rem;font-weight:700}.hero h1{letter-spacing:-.065em;max-width:850px;margin:0;font-size:clamp(3rem,8vw,6.5rem);font-weight:750;line-height:.95}.hero-description{max-width:650px;color:var(--muted);margin:32px 0 0;font-size:1.15rem;line-height:1.7}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:36px;display:flex}.button{border:1px solid var(--accent);border-radius:6px;justify-content:center;align-items:center;min-height:46px;padding:0 20px;font-size:.9rem;font-weight:650;text-decoration:none;transition:background .15s,color .15s;display:inline-flex}.button-primary{background:var(--accent);color:#fff}.button-primary:hover{background:#333}.button-secondary{color:var(--text);border-color:var(--border);background:0 0}.button-secondary:hover{background:var(--surface)}.section{padding:90px 0}.section-muted{background:var(--surface)}.section-heading{justify-content:space-between;align-items:end;gap:32px;margin-bottom:32px;display:flex}.section-heading .eyebrow{margin-bottom:8px}.section-heading h2{margin:0}h2{letter-spacing:-.045em;font-size:clamp(2rem,4vw,3rem);line-height:1.05}h3{letter-spacing:-.025em;margin:0;font-size:1.25rem;line-height:1.25}.card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.card{border:1px solid var(--border);background:var(--bg);border-radius:8px;flex-direction:column;justify-content:space-between;min-height:230px;padding:28px;display:flex}.card h3 a{text-decoration:none}.card h3 a:hover{text-underline-offset:4px;text-decoration:underline}.card p{color:var(--muted);margin:14px 0 0;font-size:.95rem}.tags{flex-wrap:wrap;gap:7px;margin:28px 0 0;padding:0;list-style:none;display:flex}.tags li{border:1px solid var(--border);color:var(--muted);border-radius:4px;padding:4px 8px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.72rem}.page-header{border-bottom:1px solid var(--border);padding:100px 0 80px}.page-header h1{letter-spacing:-.06em;margin:0;font-size:clamp(3rem,7vw,5.5rem);line-height:.98}.lead{max-width:650px;color:var(--muted);margin:28px 0 0;font-size:1.2rem}.text-link{color:var(--muted);white-space:nowrap;font-size:.9rem;text-decoration:none}.text-link:hover{color:var(--text);text-underline-offset:4px;text-decoration:underline}.large-text{color:var(--muted);margin:28px 0;font-size:clamp(1.2rem,2.5vw,1.6rem);line-height:1.6}.prose{font-size:1.05rem}.prose h2{margin-top:56px;margin-bottom:20px;font-size:2rem}.prose h2:first-child{margin-top:0}.prose p{color:var(--muted)}.site-footer{border-top:1px solid var(--border)}.footer-inner{min-height:100px;color:var(--muted);justify-content:space-between;align-items:center;gap:24px;font-size:.85rem;display:flex}.footer-inner p{margin:0}.footer-links{gap:20px;display:flex}.footer-links a{text-decoration:none}.footer-links a:hover{color:var(--text);text-underline-offset:4px;text-decoration:underline}@media (width<=760px){.container,.narrow{width:min(calc(100% - 28px), var(--max-width))}.header-inner{min-height:64px}.site-header nav{gap:14px}.site-header nav a{font-size:.8rem}.hero{padding:80px 0 75px}.hero h1{font-size:clamp(3rem,15vw,5rem)}.hero-description{font-size:1rem}.section{padding:65px 0}.section-heading{flex-direction:column;align-items:start;gap:12px}.card-grid{grid-template-columns:1fr}.page-header{padding:70px 0 60px}.page-header h1{font-size:clamp(3rem,14vw,5rem)}.footer-inner{flex-direction:column;align-items:flex-start;padding:25px 0}}@media (width<=480px){.site-header nav{gap:10px}.site-header nav a:first-child{display:none}.hero-actions{flex-direction:column}.button{width:100%}}.mermaid{border:1px solid var(--border);background:var(--surface);text-align:center;border-radius:.75rem;margin:2rem 0;padding:1.5rem;overflow-x:auto}.mermaid svg{max-width:100%;height:auto}