@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap";:root{color:#e8e8ee;font-synthesis:none;color-scheme:dark;--muted:#a5a5ba;--accent:#b4a0ff;--border:#30303f;background:#111119;font-family:DM Sans,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}main{max-width:1200px;margin:auto;padding:0 40px}header{border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;padding:28px 0;display:flex}h1{margin:0;font-size:24px;font-weight:500}.model-summary{color:var(--muted);font-family:IBM Plex Mono,monospace;font-size:12px}.panel{border:1px solid var(--border);background:#1a1a25;border-radius:16px;margin-bottom:24px;padding:28px}.section-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}h2{letter-spacing:-.6px;margin:0;font-size:22px}h3{color:var(--muted);font-size:13px;font-weight:500}.badge{color:#c8b9ff;white-space:nowrap;background:#282735;border:1px solid #3a374d;border-radius:20px;padding:8px 12px;font-family:IBM Plex Mono,monospace;font-size:11px}label{color:var(--muted);font-size:12px;display:block}input,select{font:inherit;color:#ededf4;border:1px solid var(--border);background:#12121c;border-radius:7px;width:100%;min-width:0;margin-top:8px;padding:12px;font-size:14px}button{font:inherit;color:#dddde9;cursor:pointer;background:#282835;border:1px solid #414154;border-radius:7px;padding:11px 16px;font-size:13px}button:hover:not(:disabled){background:#353547}button:disabled{opacity:.4;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.settings{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;display:grid}.actions{flex-wrap:wrap;gap:10px;margin:22px 0;display:flex}.primary{background:var(--accent);border-color:var(--accent);color:#171326;justify-content:space-between;gap:16px;min-width:150px;font-weight:600;display:flex}.primary:hover:not(:disabled){background:#c6b7ff}.status{align-items:center;gap:8px;font-size:13px;display:flex}.status>span:last-child{color:var(--muted);margin-left:auto;font-family:IBM Plex Mono,monospace}.status-dot{background:var(--accent);border-radius:50%;width:6px;height:6px}.pulse{animation:1.5s infinite pulse}@keyframes pulse{50%{opacity:.3}}progress{appearance:none;background:#30303f;border:0;width:100%;height:4px;margin:13px 0}progress::-webkit-progress-bar{background:#30303f}progress::-webkit-progress-value{background:var(--accent)}.hint{color:var(--muted);overflow-wrap:anywhere;font-size:12px;line-height:1.8}.error{color:#ffab99;white-space:pre-wrap;font-size:13px}.results{border-top:1px solid var(--border);grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px;padding-top:24px;display:grid}.results span{color:var(--muted);font-size:12px;display:block}.results strong{font-variant-numeric:tabular-nums;margin-top:8px;font-size:28px;font-weight:500;display:block}.charts{grid-template-columns:1fr 1fr;gap:30px;margin-top:18px;display:grid}.charts svg{width:100%;display:block;overflow:visible}.charts text{fill:var(--muted);font-family:IBM Plex Mono,monospace;font-size:11px}.axis{stroke:var(--border);fill:none}.chart-line{stroke:var(--accent);stroke-width:2px;fill:none}.charts circle{fill:var(--accent)}.tabs{flex-wrap:wrap;gap:6px;margin:18px 0;display:flex}.tabs button{color:var(--muted);background:0 0;border-color:#0000}.tabs .active{color:#d7caff;background:#393348;border-color:#665783}.tabs.compact{margin:0}.tabs.compact button{padding:7px 12px}.empty{color:var(--muted);padding:36px 0;font-size:14px}.weight-caption{color:var(--muted);justify-content:space-between;gap:16px;margin-bottom:18px;font-size:12px;display:flex}.legend{align-items:center;gap:7px;display:flex}.legend i{border-radius:2px;width:9px;height:9px;display:inline-block}.negative{background:#669ef7}.zero{background:#1a1a1a;border:1px solid #555}.positive{background:#f48065}.weight-grid{grid-template-columns:repeat(8,minmax(0,1fr));gap:12px;display:grid}figure{min-width:0;margin:0}canvas{width:100%;image-rendering:pixelated;background:#1a1a1a;border-radius:3px;display:block}figcaption{color:var(--muted);justify-content:space-between;margin:8px 0 12px;font-family:IBM Plex Mono,monospace;font-size:10px;display:flex}figcaption span{color:#7e7e98}.output-weights{border-top:1px solid var(--border);grid-template-columns:240px 1fr;gap:36px;margin-top:20px;padding-top:12px;display:grid}.output-weights>div:first-child canvas{height:240px}.output-weights>div:last-child canvas{height:40px}.digit-labels{text-align:center;color:var(--muted);grid-template-columns:repeat(10,1fr);margin-top:8px;font:10px IBM Plex Mono,monospace;display:grid}.trace-summary{color:var(--muted);margin-top:14px;font:12px IBM Plex Mono,monospace}.flow{grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr) 24px minmax(0,1fr);align-items:center;gap:14px;margin:22px 0;display:grid}.flow-node{text-align:left;overflow-wrap:anywhere;flex-direction:column;gap:9px;width:100%;margin-bottom:9px;display:flex}.flow-node span,.flow-node small{color:var(--muted);font-size:11px}.flow-node strong{font:500 12px IBM Plex Mono,monospace}.flow-node:disabled{opacity:1;background:#20202d}.flow-node.selected{background:#302b41;border-color:#8070a8}.flow-arrow{color:var(--accent);text-align:center}.connection,.link{color:var(--accent);text-align:left;background:0 0;border:0;padding:5px 0;font-size:12px}.connection{display:block}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font:12px IBM Plex Mono,monospace}th,td{text-align:left;border-bottom:1px solid var(--border);padding:12px 10px}th{color:var(--muted);font:11px DM Sans,sans-serif}tr.chosen{background:#2b263a}.node-links{flex-wrap:wrap;align-items:center;gap:8px;margin-top:20px;display:flex}.node-links button{font-size:12px}.code-heading{color:var(--muted);justify-content:space-between;gap:12px;margin-top:20px;font:12px IBM Plex Mono,monospace;display:flex}pre{white-space:pre;overflow-wrap:normal;color:#ccd;background:#12121c;border-radius:8px;max-height:600px;padding:18px;font:12px/1.8 IBM Plex Mono,monospace;overflow:auto}.source-code{padding:16px}.model-code{max-height:none;margin-bottom:0}.highlighted{color:#dfceff;background:#383045}.syntax{font:inherit}.syntax .token.keyword,.syntax .token.boolean{color:#c6a4fa}.syntax .token.string,.syntax .token.char{color:#a4d5ad}.syntax .token.number,.syntax .token.constant{color:#efa77f}.syntax .token.function,.syntax .token.class-name,.syntax .token.annotation{color:#8cc9ee}.syntax .token.property{color:#d8c49a}.syntax .token.comment{color:#9292ac}.syntax .token.operator,.syntax .token.punctuation{color:#b1b1c7}.kernel-code{vertical-align:top;width:max-content;min-width:100%;font:inherit;line-height:inherit;text-align:left;color:inherit;white-space:inherit;overflow-wrap:inherit;background:#242033;border:0;border-radius:3px;padding:0;display:inline-block}.kernel-code:hover:not(:disabled),.kernel-code[aria-pressed=true]{background:#373045}.derivations{gap:10px;margin-bottom:10px;display:grid}.derivation{text-align:left}.derivation.active{background:#302b41;border-color:#8070a8}.derivation-path{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:8px;display:flex}.derivation-path strong{overflow-wrap:anywhere;font:12px IBM Plex Mono,monospace}.derivation-arrow{color:var(--muted);font-size:11px}.focus-description{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:16px;display:flex}.ir-graph{margin-top:16px}.graph-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.graph-toolbar>div{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.graph-toolbar button{padding:7px 12px}.graph-viewport{border:1px solid var(--border);background:#12121c;border-radius:8px;height:520px;overflow:auto}.ir-svg{max-width:none;display:block}.ir-edge path{fill:none;stroke:#555568;stroke-width:1.3px}.ir-edge.active path{stroke:var(--accent);stroke-width:2px}.ir-edge text{fill:#d6c8ff;stroke:#12121c;stroke-width:4px;paint-order:stroke;visibility:hidden;font:11px IBM Plex Mono,monospace}.ir-edge text.visible{visibility:visible}.ir-node{text-align:left;background:#22222f;border:1px solid #454557;align-items:center;gap:8px;width:100%;height:100%;margin:0;padding:8px 10px;display:flex;overflow:hidden}.ir-node.selected{border-color:var(--accent);background:#39304d}.ir-node.related:not(.selected){border-color:#8070a8}.ir-node strong{color:#eeeef6;white-space:nowrap;text-overflow:ellipsis;font:12px IBM Plex Mono,monospace;overflow:hidden}.ir-node-id,.ir-node-detail{white-space:nowrap;text-overflow:ellipsis;max-width:100%;color:var(--muted);font:11px IBM Plex Mono,monospace;overflow:hidden}.ir-node.output .ir-node-id{color:#bca5ff}.ir-node.input .ir-node-id{color:#8cc9ee}details{margin:18px 0}summary{cursor:pointer;color:var(--muted);font-size:12px}.trace-actions,.detail-heading{justify-content:space-between;align-items:center;gap:12px;display:flex}.compilation-tabs{align-items:center}.stage-arrow{color:var(--muted);padding:0 4px}@media (width<=520px){.compilation-tabs button{padding:9px 6px;font-size:12px}.stage-arrow{padding:0 2px}}.close-button{width:32px;height:32px;padding:0;font-size:22px;line-height:1}.selected-kernel{flex-direction:column;gap:4px;display:flex}.selected-compilation{color:var(--muted);overflow-wrap:anywhere;font-size:12px}.selected-compilation strong{color:var(--accent);font-weight:700}.reset-weights{align-items:center;gap:8px;margin-left:auto;display:flex}.reset-weights input{width:auto;margin:0}.digit-test-layout{grid-template-columns:224px minmax(0,1fr);gap:32px;display:grid}.drawing-pad{border:1px solid var(--border);touch-action:none;cursor:crosshair;background:#000;border-radius:8px;width:224px;height:224px}.digit-input{align-items:center;gap:12px;display:flex}.digit-input canvas{width:56px;height:56px;image-rendering:pixelated}.digit-test .actions .digit-input{flex-direction:column;gap:4px}.digit-test .actions{align-items:center}.digit-test .actions button{padding:6px 12px}.digit-prediction strong{color:var(--accent);font-size:28px}.digit-score{grid-template-columns:16px minmax(0,1fr) 60px;align-items:center;gap:12px;margin:8px 0;display:grid}.digit-score meter{width:100%;accent-color:var(--accent)}.digit-score.best{color:var(--accent);font-weight:700}@media (width<=600px){.digit-test-layout{grid-template-columns:minmax(0,1fr);gap:20px}}.kernel-menu{z-index:20;border:1px solid var(--border);background:#22222f;border-radius:8px;flex-direction:column;gap:4px;width:max-content;max-width:calc(100vw - 16px);max-height:calc(100vh - 16px);padding:6px;display:flex;position:fixed;overflow:auto;box-shadow:0 8px 32px #0008}.kernel-menu button{text-align:left;white-space:normal}.kernel-menu button span{display:block}.trace-workspace{grid-template-columns:minmax(0,1fr);gap:20px;display:grid}.trace-workspace.has-detail{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.trace-graph,.node-detail{min-width:0}.node-detail{border:1px solid var(--border);border-radius:8px;max-height:578px;margin-top:16px;padding:16px;overflow:auto}.detail-heading{margin-bottom:16px}.detail-heading h3{margin:0}.node-detail .code-heading{flex-direction:column;align-items:flex-start;gap:6px}.node-detail pre{max-height:none}@media (width<=800px){.trace-workspace.has-detail{grid-template-columns:minmax(0,1fr)}.node-detail{margin-top:0}main{padding:0 22px}.settings{grid-template-columns:repeat(3,1fr)}.weight-grid{grid-template-columns:repeat(4,1fr)}.section-heading{align-items:flex-start}.output-weights{grid-template-columns:160px 1fr;gap:20px}.flow{gap:8px}.flow-node{padding:10px}.panel{padding:20px}}@media (width<=520px){main{padding:0 14px}header{padding:20px 0}.section-heading{flex-direction:column;gap:12px}.settings{grid-template-columns:repeat(2,1fr)}.results{gap:10px}.results strong{font-size:23px}.charts{grid-template-columns:1fr;gap:6px}.weight-caption{flex-direction:column}.output-weights{grid-template-columns:1fr}.output-weights>div:first-child{max-width:240px}.flow{grid-template-columns:1fr}.flow-arrow{transform:rotate(90deg)}.weight-grid{gap:8px}.digit-labels{font-size:9px}.code-heading{flex-direction:column}.tabs{gap:0}.tabs button{padding:9px 10px}.panel{padding:18px}.hint{font-size:12px}}@media (prefers-reduced-motion:reduce){.pulse{animation:none}}.kernel-origins{flex-wrap:wrap;gap:6px;display:flex}.kernel-origins button{padding:6px 10px;font-size:12px}.dataset-filter{align-items:center;gap:8px;font-size:13px;display:flex}.dataset-filter select{width:auto;padding:6px 10px}.dataset-spacer{position:relative}.dataset-grid{gap:12px;display:grid;position:absolute;left:0;right:0}.dataset-sample{background:#12121c;border-radius:8px;height:100px;margin:0;padding:10px}.dataset-sample canvas{width:56px;max-width:100%;height:56px;image-rendering:pixelated;margin:auto;display:block}.dataset-caption{justify-content:space-between;align-items:center;gap:4px;margin-top:8px;display:flex}.dataset-caption>span{color:var(--muted);font-size:10px}.dataset-sample.selected{border-color:var(--accent);background:#242033}.dataset-scroll{overscroll-behavior:contain;overflow-anchor:none;height:420px;padding:2px;overflow-y:auto}