:root{--font: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;--nav-letter-spacing: -.02em;--nav-font-weight: 300;--bg: #ffffff;--bg-panel: #ffffff;--bg-elevated: #fafafa;--bg-mute: #f5f5f5;--text: #111111;--muted: #6b7280;--line: #eaeaea;--line-strong: #d1d5db;--cyan: #0f766e;--cyan-dim: #99f6e4;--amber: #b45309;--red: #b91c1c}html,body,#root{margin:0;height:100%;font-family:var(--font);font-weight:400;letter-spacing:-.011em;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{background:var(--bg-mute);color:var(--text);border:1px solid var(--line-strong);border-radius:0;cursor:pointer;font:inherit;font-weight:400;letter-spacing:-.01em}button.on,button.primary{background:#fff;border:2px solid #111;color:#111;box-shadow:0 2px 6px #0000000d}button:disabled{opacity:.55;cursor:default}input{display:block;width:100%;box-sizing:border-box;margin-top:4px;background:#fff;color:var(--text);border:1px solid #e5e7eb;border-radius:0;padding:8px;font:inherit}input:focus{outline:none;border-color:#9ca3af}.meta{font-size:13px;font-weight:300;letter-spacing:-.01em;color:var(--muted)}.kicker{display:block;font-size:11px;letter-spacing:-.01em;font-weight:300;color:var(--muted);margin-bottom:4px}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:11px;font-weight:400;word-break:break-all}.forge-shell{display:flex;flex-direction:column;height:100%;background:var(--bg)}.forge-top{display:flex;align-items:center;gap:24px;padding:0 24px;min-height:64px;border-bottom:1px solid #e5e7eb;background:#fff;font-family:var(--font)}.brand-block{min-width:160px}.forge-top .brand{display:block;font-size:1.5rem;line-height:1.25;font-weight:300;letter-spacing:var(--nav-letter-spacing)}.nav-breadcrumb{margin:2px 0 0;font-size:.8125rem;line-height:1.4;letter-spacing:-.01em;font-weight:300;color:#111}.forge-top nav{display:flex;align-items:stretch;justify-content:center;gap:2rem;flex:1}.forge-top .nav-item{background:transparent;border:none;box-shadow:none;border-radius:0;border-bottom:2px solid transparent;padding:.875rem .25rem;font-size:1rem;line-height:1.5;font-weight:300;letter-spacing:var(--nav-letter-spacing);color:#111}.forge-top .nav-item:hover{color:#4b5563}.forge-top .nav-item.on{border-bottom-color:#111;color:#111;background:transparent;box-shadow:none}.status-chip{font-size:.8125rem;font-weight:300;letter-spacing:-.01em;padding:4px 10px;border:1px solid var(--line-strong);color:var(--muted)}.status-pass{color:var(--cyan);border-color:#99f6e4}.status-review{color:var(--amber);border-color:#fcd34d}.status-fail{color:var(--red);border-color:#fecaca}.forge-body{flex:1;min-height:0;display:flex;flex-direction:column;background:#fff}.forge-status{display:flex;gap:18px;padding:10px 24px;border-top:1px solid #e5e7eb;background:#f9fafb;font-size:.8125rem;font-weight:300;letter-spacing:-.01em;color:var(--muted)}.pane{padding:18px 20px;overflow:auto;background:var(--bg-panel)}.pane h2,.panel h2{font-size:.8125rem;letter-spacing:-.01em;font-weight:600;color:#374151;margin:0 0 10px;text-transform:none}.pane h3{font-size:.75rem;margin:16px 0 6px;color:#6b7280;font-weight:600}.padded{margin:16px}.author-grid{display:grid;grid-template-columns:minmax(240px,280px) minmax(0,1fr) minmax(280px,340px);flex:1;min-height:0}.author-grid.propeller-author{grid-template-columns:196px minmax(0,1fr) 248px}.author-grid.propeller-author.clean-view{grid-template-columns:minmax(0,1fr)}.author-grid.propeller-author.clean-view .source-pane,.author-grid.propeller-author.clean-view .assistant-pane{visibility:hidden;pointer-events:none}.propeller-stage-tools{position:absolute;z-index:4;top:12px;right:12px;display:flex;gap:6px}.propeller-stage-3d{position:absolute;top:0;right:0;bottom:0;left:0}.author-grid.propeller-author.clean-view .propeller-stage{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;display:grid;grid-template-columns:minmax(240px,.9fr) minmax(0,1fr) minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);width:100vw;height:100vh;background:#fff}.propeller-home-brand{display:none}.author-grid.propeller-author.clean-view .propeller-home-brand{display:block;grid-column:1 / -1;order:0;margin:0;padding:20px 32px 4px;font-size:clamp(3.25rem,8vw,6.5rem);font-weight:700;letter-spacing:-.05em;line-height:.92;color:#111}.author-grid.propeller-author.clean-view .propeller-stage-3d{position:relative;inset:auto;min-height:0;height:100%;order:2}.author-grid.propeller-author.clean-view .viewport-canvas,.author-grid.propeller-author.clean-view .viewport-canvas canvas,.author-grid.propeller-author.clean-view .propeller-variant-canvas,.author-grid.propeller-author.clean-view .propeller-variant-canvas canvas{width:100%!important;height:100%!important}.author-grid.propeller-author.clean-view .propeller-stage-tools{z-index:41;opacity:1;right:12px;left:auto}.propeller-clean-ref{display:none}.author-grid.propeller-author.clean-view .propeller-clean-ref{display:flex;align-items:center;justify-content:center;margin:0;padding:28px 32px;order:1;border-right:1px solid #e5e7eb;background:#fff;overflow:hidden}.author-grid.propeller-author.clean-view .propeller-clean-ref img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}.propeller-variant-panel{display:none}.author-grid.propeller-author.clean-view .propeller-variant-panel{display:grid;grid-template-rows:minmax(0,1fr) auto;order:3;min-height:0;height:100%;border-left:1px solid #e5e7eb;background:#fff}.propeller-variant-canvas{position:relative;min-height:0}.propeller-variant-canvas>div{width:100%;height:100%}.propeller-variant-label{margin:0;padding:8px 16px 16px;font-size:12px;font-weight:500;letter-spacing:-.01em;color:#374151}body.propeller-clean-view .forge-top,body.propeller-clean-view .forge-status{visibility:hidden}.source-pane,.assistant-pane{border-right:1px solid var(--line)}.assistant-pane{border-right:0;border-left:1px solid var(--line)}.viewport-pane{position:relative;min-height:0;background:#d5dce4}.drawing-pane{margin:0 0 10px;padding:8px;background:#fafafa;border:1px solid var(--line)}.drawing-pane img{display:block;width:100%;max-height:180px;object-fit:contain}.drawing-pane figcaption{color:#6b7280;font-size:12px;font-weight:300;margin-top:6px}.chip-row,.chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}.chip,.chips button{font-size:12px;font-weight:400;padding:6px 10px;border:1px solid var(--line-strong);background:var(--bg-mute)}.chip{color:#374151;border-color:#e5e7eb;background:#fafafa}.compat-chip{margin:10px 0;padding:8px 10px;border:1px solid var(--line);font-size:13px;font-weight:500}.compat-chip span{display:block;margin-top:4px;font-weight:300;color:var(--muted)}.compat-chip.ok{border-color:#99f6e4;color:var(--cyan)}.compat-chip.bad{border-color:#fecaca;color:var(--red)}.tree-list{list-style:none;margin:0 0 8px;padding:0}.tree-list li+li{margin-top:4px}.tree-list button{width:100%;text-align:left;font:inherit;font-size:13px;font-weight:400;padding:7px 10px;background:transparent}.concept-list{margin:0;padding-left:16px;font-size:13px;font-weight:300}.kv{margin:0}.kv>div{display:grid;grid-template-columns:88px 1fr;gap:8px;font-size:13px;margin:4px 0}.slider{display:block;margin:10px 0}.slider span{display:block;font-size:13px}.slider input[type=range]{width:100%;margin-top:6px;accent-color:#111}.kv dt{color:var(--muted);font-weight:300}.kv dd{margin:0}.callouts{position:absolute;z-index:2;top:12px;left:12px;display:flex;gap:8px;font-size:12px;font-weight:400;letter-spacing:-.01em;color:#111}.callouts span{padding:3px 8px;border:1px solid #e5e7eb;background:#ffffffe0}.chat-form{display:grid;grid-template-columns:1fr auto;gap:6px;align-items:end}.chat-form input{margin:0}.change-card{margin:10px 0;padding:12px;border:1px solid var(--line);background:#fff}.change-card.tone-review{border-color:#fcd34d}.change-card.tone-running,.change-card.tone-pass{border-color:#99f6e4}.change-card.tone-fail{border-color:#fecaca}.change-card header strong{font-weight:500}.change-card dl{margin:8px 0 0}.change-card dl>div{display:grid;grid-template-columns:84px 1fr;gap:8px;font-size:13px;margin:3px 0}.change-card dt{color:var(--muted);font-weight:300}.change-card dd{margin:0}.change-actions{display:flex;gap:6px;margin-top:10px}.change-actions button{padding:8px 12px}.history-item{font-size:13px;font-weight:300;margin-bottom:6px;display:flex;gap:8px}.history-item strong{text-transform:uppercase;font-size:10px;font-weight:600;color:var(--muted);min-width:64px}.notice{margin:8px 0;font-size:13px;font-weight:300}.notice-accepted,.notice-propose{color:var(--cyan)}.notice-reject,.notice-clarify,.notice-fail{color:var(--amber)}.projects-view{padding:32px 40px;overflow:auto}.projects-intro h1{font-size:1.5rem;font-weight:300;letter-spacing:var(--nav-letter-spacing);margin:0 0 8px}.projects-intro p{max-width:640px;color:var(--muted);font-weight:300}.project-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,320px));gap:16px;margin-top:20px}.project-card{text-align:left;padding:18px;background:#fafafa;border:1px solid #e5e7eb}.project-card.on{background:#fff;border:2px solid #111;box-shadow:0 2px 8px #00000014}.project-card strong{display:block;font-size:16px;font-weight:500;margin:4px 0 8px}.project-card p{margin:0 0 10px;color:var(--muted);font-size:13px;font-weight:300}.verify-grid,.train-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));flex:1;min-height:0}.verify-stack{display:flex;flex-direction:column;flex:1;min-height:0;overflow:auto}.verify-stack .verify-grid{flex:0 0 auto}.improve-pane{border-top:1px solid var(--line);flex:0 0 auto}.improve-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.improve-card .kicker{display:block;margin-bottom:4px}.improve-queued{color:var(--muted);border-color:var(--line)}.replay-table{width:100%;border-collapse:collapse;font-size:13px;margin:8px 0}.replay-table th,.replay-table td{text-align:left;padding:4px 6px 4px 0;border-bottom:1px solid var(--line);font-weight:300}.replay-table th{color:var(--muted);font-weight:400}.notice button{display:block;margin-top:8px}.train-grid{grid-template-columns:1fr 1fr}.verify-grid .pane,.train-grid .pane{border-right:1px solid var(--line)}.check-row{margin-bottom:10px;font-size:13px}.check-row em{font-style:normal;color:var(--muted);margin-left:8px;font-weight:300}.check-row p{margin:2px 0 0;color:var(--muted);font-weight:300}.check-pass{color:var(--cyan)}.check-review{color:var(--amber)}.check-fail{color:var(--red)}.result-card{margin:10px 0;padding:10px;border:1px solid var(--line)}.result-pass{border-color:#99f6e4;color:var(--cyan)}.result-review,.result-fail{border-color:#fcd34d;color:var(--amber)}.result-fail{border-color:#fecaca;color:var(--red)}.artifact-list{list-style:none;padding:0;margin:0}.artifact-list li{margin-bottom:10px}.artifact-list strong{display:block;font-weight:500}.layout{display:grid;grid-template-columns:280px 1fr;flex:1;min-height:0;height:100%}.panel{padding:16px;overflow:auto;border-right:1px solid var(--line);background:var(--bg-panel)}.panel h1{font-size:1.25rem;font-weight:300;letter-spacing:var(--nav-letter-spacing);margin:0 0 8px}.evidence{font-size:13px;font-weight:300;margin-bottom:8px;padding:8px;background:var(--bg-elevated);border:1px solid var(--line)}.tabs{display:flex;gap:6px;margin:8px 0 12px}.viewer{min-height:0;height:100%}label{display:block;font-size:13px;font-weight:300;margin:8px 0}@media(max-width:1100px){.author-grid{grid-template-columns:1fr;grid-template-rows:auto minmax(320px,1fr) auto;overflow:auto}.verify-grid,.train-grid,.improve-grid{grid-template-columns:1fr}.assistant-pane{border-left:0;border-top:1px solid var(--line)}.forge-top nav{gap:.75rem}}.viewport-pane.propeller-stage{position:relative;overflow:hidden}.viewport-pane.propeller-stage,.propeller-stage .viewport-canvas,.propeller-stage canvas{background:#fff}.propeller-stage .viewport-canvas{position:absolute;top:0;right:0;bottom:0;left:0}.propeller-stage .callouts{color:#111}.propeller-hud-top{position:absolute;z-index:2;top:44px;right:12px;left:auto;width:auto;max-width:42%;display:flex;flex-direction:column;align-items:flex-end;pointer-events:none}.propeller-hud-top .chips{pointer-events:auto;justify-content:flex-end;margin:4px 0;padding:4px;background:#ffffffe6}.propeller-stage .station-inspector,.propeller-stage .deviation-legend,.propeller-stage .formula-card{position:absolute;z-index:2;font-size:11px;color:#111;background:#fffffff0;border:1px solid #e5e7eb;padding:8px 10px;margin:0;display:flex;flex-wrap:wrap;gap:6px 12px}.propeller-stage .station-inspector .station-chips{width:100%;margin:4px 0 2px;justify-content:flex-start;background:transparent;padding:0}.propeller-stage .station-inspector .station-chips button{padding:3px 7px;font-size:11px}.propeller-stage .station-inspector{left:12px;bottom:12px;max-width:min(340px,48%)}.propeller-stage .deviation-legend{left:12px;bottom:168px;max-width:min(320px,46%)}.propeller-stage .formula-card{right:12px;bottom:12px;flex-direction:column;max-width:min(280px,42%);pointer-events:none}.bin-close{color:#15803d}.bin-review{color:#b45309}.bin-out{color:#b91c1c}.notice-review{color:var(--amber)}