:root{--accent:#3fa98a;--accent-strong:#2c8a6f;--accent-ink:#fff;--bg:#f4f5f3;--panel:#fff;--panel-border:#e2e5e1;--text:#1d2321;--muted:#69736f;--canvas:#fafaf8;--grid-dot:#d5d9d4;--ink:#26302c;--body:#fff;--wire-1:#16a34a;--wire-0:#dc2626;--wire-x:#9aa5a1;--select:#2563eb;--select-soft:#2563eb24;--trace:#d97706;--trace-cone:#7c3aed;--note-ink:#1f2937;--note-yellow:#fde68a;--note-yellow-edge:#d4a017;--note-blue:#bfdbfe;--note-blue-edge:#3b82f6;--note-green:#bbf7d0;--note-green-edge:#22a559;--note-pink:#fbcfe8;--note-pink-edge:#d6498c;--note-grey:#e5e7eb;--note-grey-edge:#8b93a0;--display-bg:#18191b;--seg-off:#2b2324;--seg-on:#ff3b30;--danger:#c2410c;--shadow:0 1px 2px #0000000f, 0 2px 8px #0000000d;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--accent:#3fa98a;--accent-strong:#57c3a2;--bg:#111413;--panel:#181c1b;--panel-border:#2a302e;--text:#e6ebe9;--muted:#93a09b;--canvas:#141716;--grid-dot:#2b312f;--ink:#d9e0dd;--body:#1e2322;--wire-1:#4ade80;--wire-0:#f87171;--wire-x:#6b7672;--select:#60a5fa;--select-soft:#60a5fa29;--trace:#fbbf24;--trace-cone:#a78bfa;--note-ink:#f3f4f6;--note-yellow:#5c4a0f;--note-yellow-edge:#a8841c;--note-blue:#1e3a5f;--note-blue-edge:#4a7bc8;--note-green:#14532d;--note-green-edge:#2f9e5a;--note-pink:#5b1d41;--note-pink-edge:#c0508a;--note-grey:#3a3f48;--note-grey-edge:#7a8290;--display-bg:#0b0b0c;--seg-off:#241c1d;--danger:#fb923c;--shadow:0 1px 2px #0006;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}html,body{overscroll-behavior:none;-webkit-text-size-adjust:100%;overflow:hidden}body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;font:14px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}button,select,input{font:inherit;color:inherit}button,select{border:1px solid var(--panel-border);background:var(--panel);cursor:pointer;white-space:nowrap;border-radius:7px;padding:5px 11px}button:hover:not(:disabled),select:hover{border-color:var(--accent)}button:disabled{opacity:.4;cursor:default}button:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--select);outline-offset:1px}.app{padding:env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);flex-direction:column;display:flex;position:fixed;inset:0;overflow:hidden}.toolbar{background:var(--accent);color:var(--accent-ink);z-index:20;flex-wrap:wrap;align-items:center;gap:14px;min-width:0;padding:8px 14px;display:flex;position:relative}.brand{letter-spacing:.22em;margin-right:8px;font-size:18px;font-weight:700}.brand-sub{letter-spacing:.02em;opacity:.8;margin-left:6px;font-size:12px;font-weight:400}.toolbar .group{align-items:center;gap:6px;display:flex}.toolbar button,.toolbar select{color:#fff;background:#ffffff24;border-color:#ffffff47}.toolbar select option{color:var(--text);background:var(--panel)}.toolbar button:hover:not(:disabled),.toolbar select:hover{background:#ffffff3d;border-color:#fff9}.toolbar button.primary{color:var(--accent-strong);background:#fff;min-width:86px;font-weight:600}.toolbar button.primary.running{background:#ffffffeb}.app.embed .stage-view{flex:1}.app.embed .version{bottom:8px;right:10px}.embed-bar{background:var(--panel);border:1px solid var(--panel-border);border-radius:10px;flex-wrap:wrap;gap:6px;padding:6px;display:flex;position:absolute;bottom:10px;left:10px;box-shadow:0 2px 10px #0000001f}.embed-bar button.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.embed-open{color:var(--select);align-self:center;padding:0 6px;font-size:13px;text-decoration:none}.embed-open:hover{text-decoration:underline}.main{grid-template-columns:var(--palette-w,216px) minmax(0, 1fr) var(--inspector-w,250px);flex:1;min-height:0;display:grid;overflow:hidden}.palette,.inspector{background:var(--panel);border-right:1px solid var(--panel-border);flex-direction:column;min-width:0;min-height:0;display:flex}.palette{position:relative}.palette-resizer{cursor:col-resize;z-index:5;touch-action:none;width:8px;height:100%;position:absolute;top:0;right:-4px}.palette-resizer:hover,.palette-resizer:active{background:linear-gradient(to right, transparent 3px, var(--accent) 3px, var(--accent) 5px, transparent 5px)}.inspector{border-right:none;border-left:1px solid var(--panel-border);overscroll-behavior:contain;padding:14px 16px;overflow-y:auto}.sheet-close{display:none}.stage{flex-direction:column;min-width:0;min-height:0;display:flex;overflow:hidden}.stage-view{flex:1;min-height:0;position:relative;overflow:hidden}.search{border:1px solid var(--panel-border);background:var(--bg);border-radius:7px;margin:10px;padding:6px 10px}.palette-scroll{overscroll-behavior:contain;-webkit-overflow-scrolling:touch;min-height:0;padding:0 10px 16px;overflow:hidden auto}.palette-heading{letter-spacing:.08em;text-transform:uppercase;width:100%;color:var(--muted);background:0 0;border:none;align-items:center;gap:6px;padding:10px 2px 6px;font-size:11px;font-weight:600;display:flex}.chevron{transition:transform .15s;display:inline-block}.chevron.closed{transform:rotate(-90deg)}.palette-grid{grid-template-columns:repeat(auto-fill,minmax(84px,1fr));gap:6px;display:grid}@media (width<=1000px){.palette-grid{grid-template-columns:repeat(auto-fill,minmax(76px,1fr))}}.palette-item{background:var(--bg);cursor:grab;touch-action:pan-x pan-y;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;border:1px solid #0000;border-radius:8px;flex-direction:column;align-items:center;gap:2px;min-width:0;padding:6px 4px 5px;display:flex}.palette-item:hover{border-color:var(--accent)}.palette-item.active{border-color:var(--select);background:var(--select-soft)}.palette-item .thumb{pointer-events:none;width:100%;max-width:76px;height:44px}.palette-name{color:var(--muted);text-align:center;white-space:normal;overflow-wrap:anywhere;max-width:100%;font-size:11px;line-height:1.2}.inspector h2{margin:0 0 6px;font-size:16px}.inspector h3{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:18px 0 6px;font-size:12px}.inspector .desc{color:var(--muted);margin:0 0 14px}.field{color:var(--muted);flex-direction:column;gap:4px;margin-bottom:12px;font-size:12px;display:flex}.field input,.field select{color:var(--text);border:1px solid var(--panel-border);background:var(--bg);border-radius:7px;padding:5px 8px;font-size:14px}.field textarea{color:var(--text);border:1px solid var(--panel-border);background:var(--bg);resize:vertical;border-radius:7px;width:100%;padding:6px 8px;font-size:13px}.field textarea.mono{letter-spacing:.04em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.field input.invalid,.field textarea.invalid{border-color:var(--danger);outline-color:var(--danger)}.field textarea.asm{letter-spacing:0;white-space:pre;tab-size:4;font-size:12px;overflow:auto}.asm-errors{color:var(--danger);margin:0;padding:0 0 0 16px;font-size:12px}.asm-errors .note{color:var(--muted);margin-left:-16px;list-style:none}.listing{border:1px solid var(--panel-border);background:var(--bg);border-radius:7px;max-height:22em;margin-bottom:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;overflow:auto}.row-listing{color:var(--text);grid-template-columns:2.2em 5.5em 1fr;gap:6px;padding:1px 8px;display:grid}.row-listing .addr{color:var(--muted)}.row-listing .text{font-weight:600}.row-listing.current{background:var(--select-soft);box-shadow:inset 3px 0 0 var(--select)}.ram-grid{grid-template-columns:repeat(4,1fr);gap:4px;max-height:22em;display:grid;overflow:auto}.ram-word{border:1px solid var(--panel-border);background:var(--bg);border-radius:6px;flex-direction:column;gap:1px;min-width:0;padding:2px 4px;display:flex}.ram-word.current{border-color:var(--select);background:var(--select-soft)}.ram-word .addr{color:var(--muted);font-size:9px}.ram-word .val,.ram-word input{color:var(--text);text-align:left;background:0 0;border:0;width:100%;min-width:0;padding:0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;font-weight:600}.ram-word .val:not(:disabled){cursor:pointer}.ram-word .val:not(:disabled):hover{color:var(--select)}.ram-word input{outline:1px solid var(--select);border-radius:3px}.field-error{color:var(--danger)}.field.check{flex-direction:row;align-items:center}.row{flex-wrap:wrap;gap:6px;margin-top:4px;display:flex}button.danger{color:var(--danger)}.help{color:var(--muted);margin:0;padding-left:18px}.help li{margin-bottom:8px}.help b{color:var(--text);font-weight:600}.keys{grid-template-columns:auto 1fr;gap:4px 10px;margin:0;font-size:13px;display:grid}.keys dt{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.keys dd{color:var(--muted);margin:0}.legend{color:var(--muted);align-items:center;gap:6px;display:flex}.swatch{border-radius:2px;width:18px;height:4px;margin-left:6px;display:inline-block}.swatch.v1{background:var(--wire-1)}.swatch.v0{background:var(--wire-0)}.swatch.vx{background:var(--wire-x)}.canvas{background-color:var(--canvas);background-image:radial-gradient(circle, var(--grid-dot) 1px, transparent 1.2px);touch-action:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block}.canvas.space{cursor:grab}.canvas.panning{cursor:grabbing}.canvas.placing{cursor:copy}.canvas,.canvas *{-webkit-touch-callout:none}.canvas.coarse .pin{fill:var(--select);fill-opacity:.07}.sym-body{fill:var(--body);stroke:var(--ink);stroke-width:2px;stroke-linejoin:round}.sym-line{fill:none;stroke:var(--ink);stroke-width:2px;stroke-linecap:round}.sym-line.bubble{fill:var(--body)}.pin-label{fill:var(--ink);font-family:system-ui,sans-serif;font-size:10px}.mem-cell{fill:var(--muted);font:10px ui-monospace,SFMono-Regular,Menlo,monospace}.mem-cell.hl{fill:var(--ink);font-weight:700}.mem-hl{fill:var(--select-soft);stroke:var(--select);stroke-width:1px}.title{fill:var(--ink);font-family:system-ui,sans-serif;font-size:12px;font-weight:700}.hint{fill:var(--muted);font-size:9px}.comp-label{fill:var(--muted);pointer-events:none;font-size:11px;font-weight:600}.comp{cursor:move}.comp.interactive{cursor:pointer}.sel-outline{fill:var(--select-soft);stroke:var(--select);stroke-width:1.5px;stroke-dasharray:4 3}.ghost-comp{opacity:.55;pointer-events:none}.f1{fill:var(--wire-1)}.f0{fill:var(--wire-0)}.switch-track{stroke:var(--ink);stroke-width:1.5px}.switch-knob{fill:#fff;stroke:var(--ink);stroke-width:1.5px}.button-cap{stroke:var(--ink);stroke-width:1.5px}.clock-led{stroke:none}.clock-led.v1{fill:var(--wire-1)}.clock-led.v0{fill:var(--wire-0)}.clock-led.vx{fill:var(--wire-x)}.const-text{font-size:13px;font-weight:700}.const-text.t1{fill:var(--wire-1)}.const-text.t0{fill:var(--wire-0)}.net-name{fill:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;font-weight:600}.net-name.empty{fill:var(--muted);font-style:italic;font-weight:400}.rel-outline{fill:none;stroke:var(--select);stroke-width:1.5px;stroke-dasharray:2 3;opacity:.8}.note-body{stroke-width:1.5px;filter:drop-shadow(0 1px 2px #0000002e)}.note-text{fill:var(--note-ink);pointer-events:none;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.frame-fill{fill-opacity:.22;pointer-events:none}.frame-edge{fill:none;stroke-width:2px;stroke-dasharray:8 5;pointer-events:none}.frame-hit{fill:none;stroke:#0000;stroke-width:10px;pointer-events:stroke}.frame-bar{fill:#0000;pointer-events:all}.frame-title{fill:var(--note-ink);dominant-baseline:central;pointer-events:none;font-size:12px;font-weight:700}.comp.frame .sel-outline{fill:none;pointer-events:none}.resize-handle{fill:var(--select);stroke:var(--canvas);stroke-width:2px;cursor:nwse-resize}.note-body.yellow{fill:var(--note-yellow);stroke:var(--note-yellow-edge)}.frame-fill.yellow{fill:var(--note-yellow)}.frame-edge.yellow{stroke:var(--note-yellow-edge)}.note-body.blue{fill:var(--note-blue);stroke:var(--note-blue-edge)}.frame-fill.blue{fill:var(--note-blue)}.frame-edge.blue{stroke:var(--note-blue-edge)}.note-body.green{fill:var(--note-green);stroke:var(--note-green-edge)}.frame-fill.green{fill:var(--note-green)}.frame-edge.green{stroke:var(--note-green-edge)}.note-body.pink{fill:var(--note-pink);stroke:var(--note-pink-edge)}.frame-fill.pink{fill:var(--note-pink)}.frame-edge.pink{stroke:var(--note-pink-edge)}.note-body.grey{fill:var(--note-grey);stroke:var(--note-grey-edge)}.frame-fill.grey{fill:var(--note-grey)}.frame-edge.grey{stroke:var(--note-grey-edge)}.break-body{fill:var(--body);stroke:var(--danger);stroke-width:2px;stroke-linejoin:round}.break-body.met,.break-box.met .sym-body{fill:color-mix(in srgb, var(--danger) 30%, var(--body))}.break-box .sym-body{stroke:var(--danger)}.break-text{fill:var(--danger);font-size:9.5px;font-weight:700}.hexin-digit{fill:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:26px;font-weight:700}.led-fill{opacity:.3}.led-fill.on{opacity:1}.led-outline{fill:none;stroke:var(--ink);stroke-width:1.4px;stroke-linejoin:round}.led-x{stroke-dasharray:2.5 2}.led-shine{stroke:#fff;stroke-opacity:.75;stroke-width:1.3px;stroke-linecap:round}.led-glow{pointer-events:none}.display-body{fill:var(--display-bg);stroke:var(--ink);stroke-width:2px}.die-face{fill:#232325;stroke:#3a3a3e;stroke-width:1.5px}.display-label{fill:#9aa3a0}.seg{fill:var(--seg-off)}.seg.on.px{filter:none}.seg.on{fill:var(--seg-on);filter:drop-shadow(0 0 3px #ff3b3099)}.wire{fill:none;stroke-width:2.5px;stroke-linejoin:round;stroke-linecap:round;pointer-events:none}.wire.v1{stroke:var(--wire-1)}.wire.v0{stroke:var(--wire-0)}.wire.vx{stroke:var(--wire-x)}.wire-trace{fill:none;stroke:var(--trace);stroke-width:9px;stroke-opacity:.45;stroke-linejoin:round;stroke-linecap:round;pointer-events:none}.wire-trace.cone{stroke:var(--trace-cone);stroke-width:7px;stroke-opacity:.4;stroke-dasharray:1 9}.trace-ring{fill:none;stroke:var(--trace);stroke-width:2.5px;pointer-events:none}.trace-ring.source{fill:var(--trace);fill-opacity:.35}.wire-sel{fill:none;stroke:var(--select);stroke-width:8px;stroke-opacity:.3;stroke-linejoin:round;pointer-events:none}.wire-hit{stroke:#0000;stroke-width:10px;stroke-linecap:square}.wire-hit.h{cursor:ns-resize}.wire-hit.v{cursor:ew-resize}.wire-group:hover .wire{stroke-width:3.5px}.wire.ghost{stroke:var(--select);stroke-dasharray:6 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var(--panel-border);align-items:center;gap:14px;padding:10px 14px;display:flex}.modal-close{margin-left:auto}.modal-body{padding:14px 16px 18px;overflow:auto}.seg{margin-bottom:0;display:inline-flex}.modal-head .seg{margin-bottom:0}.modal-body>.seg{margin-bottom:12px}.seg button{border-radius:0;margin-left:-1px}.seg button:first-child{border-radius:7px 0 0 7px;margin-left:0}.seg button:last-child{border-radius:0 7px 7px 0}.seg button.active{background:var(--accent);border-color:var(--accent);color:#fff}.logic-grid{grid-template-columns:minmax(210px,270px) minmax(0,1fr);align-items:start;gap:20px;display:grid}.logic-grid h3{margin:14px 0 6px;font-size:13px}.logic-grid h3:first-child,.logic-results h3:first-child{margin-top:0}.logic-empty{color:var(--muted);margin:4px 0 10px}.logic-warning{color:var(--danger);margin:0 0 8px;font-size:13px}.port-list{margin:0 0 8px;padding:0;list-style:none}.port-list label{cursor:pointer;align-items:center;gap:8px;padding:2px 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