.artifact-main{max-width:980px;margin:auto;padding:3.5rem 1.5rem 6rem}.artifact-main h1{font-size:clamp(3rem,8vw,6.8rem);font-weight:500;letter-spacing:-.055em;line-height:.9;margin:.5rem 0 1.5rem}.artifact-intro{max-width:760px;font-size:1.22rem}.artifact-limit{border:1px solid var(--line);border-left:5px solid var(--red);padding:1rem 1.2rem;margin:2rem 0;max-width:760px}.artifact-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(17rem,.75fr);gap:2.5rem;margin-top:3rem}.passage{font-size:clamp(1.18rem,2vw,1.45rem);line-height:1.72;white-space:pre-wrap}.proposal-list{display:grid;gap:1rem}.proposal{border:1px solid var(--line);padding:1.1rem}.proposal h3{margin:.1rem 0 .6rem}.proposal blockquote{margin:.8rem 0;border-left:3px solid var(--line);padding-left:1rem}.proposal-actions,.revision-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1rem}.artifact-main button,.download-link{font:700 .85rem/1.3 system-ui,sans-serif;min-height:44px;padding:.65rem 1rem;border:1px solid var(--ink);background:var(--paper);color:var(--ink);cursor:pointer}.artifact-main button.primary{background:var(--ink);color:#fff}.artifact-main button:disabled{cursor:not-allowed;opacity:.55}.field{display:grid;gap:.35rem;margin:1rem 0}.field label{font:700 .82rem/1.4 system-ui,sans-serif}.field input,.field textarea{width:100%;padding:.75rem;border:1px solid var(--line);background:#fff;color:var(--ink);font:1rem/1.5 Georgia,serif}.field textarea{min-height:7rem;resize:vertical}.status{min-height:1.5rem;font:700 .88rem/1.5 system-ui,sans-serif}.status.error{color:#8b241d}.branch-label{font:800 .7rem/1.3 system-ui,sans-serif;text-transform:uppercase;letter-spacing:.09em;color:var(--red)}.history{margin-top:3rem;border-top:1px solid var(--line);padding-top:1rem}.history article{border-top:1px solid var(--line);padding:1rem 0}.history article p{margin:.35rem 0}.history .change{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.history pre{white-space:pre-wrap;font:inherit;background:#fff;padding:.8rem;border:1px solid var(--line)}.artifact-main details{margin-top:2rem}.artifact-main summary{display:flex;align-items:center;min-height:44px;font:800 .85rem/1.3 system-ui,sans-serif;text-transform:uppercase;letter-spacing:.06em}.utility{font:600 .83rem/1.55 system-ui,sans-serif;color:var(--muted)}@media(max-width:760px){.artifact-grid{grid-template-columns:1fr}.history .change{grid-template-columns:1fr}}