:root{--bg:#fff;--surface:#f9fbfc;--border:#e1e8ec;--text:#2c3e50;--muted:#566573;--faint:#95a5a6;--accent:#b1d3a4;--accent-strong:#27ae60;color:var(--text);background:var(--bg);font-family:Lato,Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility}body{background:var(--bg);min-width:320px;min-height:100vh;margin:0}button,input,textarea,select{font:inherit}.shell{place-items:center;min-height:100vh;padding:clamp(24px,6vw,72px);display:grid}.panel{border:1px solid var(--border);background:var(--surface);width:min(760px,100%);padding:clamp(24px,5vw,48px)}.eyebrow{letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:16px;font-size:12px;font-weight:700;line-height:1.3}h1{letter-spacing:-.03em;color:var(--text);margin:0;font-family:Poppins,Lato,Inter,ui-sans-serif,system-ui,sans-serif;font-size:clamp(24px,4vw,36px);line-height:1.12}p{max-width:64ch;color:var(--muted);margin:18px 0 0;font-size:16px;line-height:1.65}.checks{border:1px solid var(--border);background:var(--border);grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin:32px 0 0;display:grid}.checks>div{background:#fff;padding:16px}dt{color:var(--faint);text-transform:uppercase;letter-spacing:.08em;margin:0 0 6px;font-size:12px;line-height:1.2}dd{color:var(--text);margin:0;font-size:14px;font-weight:700;line-height:1.4}@media (width<=640px){.checks{grid-template-columns:1fr}}@media (prefers-color-scheme:dark){:root{--bg:#171614;--surface:#1c1b19;--border:#393836;--text:#cdccca;--muted:#a5a39f;--faint:#797876}.checks>div{background:#201f1d}}