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var(--rule);border-radius:10px;background:var(--paper)}.dbe-stat{display:flex;flex-direction:column;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);text-align:right}.dbe-stat .num{font-family:var(--serif);font-style:italic;font-weight:400;font-size:26px;color:var(--ink);letter-spacing:-.005em;text-transform:none;line-height:1;font-variant-numeric:tabular-nums}.dbe-stat .lab{margin-top:4px}.dbe-tools{display:inline-flex;gap:2px;padding:2px;border:1px solid var(--rule);border-radius:6px;background:var(--paper)}.dbe-tool{font-family:var(--mono);font-size:11px;background:transparent;color:var(--ink-soft);border:0;padding:5px 10px;border-radius:4px;cursor:pointer}.dbe-tool:hover{color:var(--ink)}.dbe-tool.is-on{background:var(--ink);color:var(--paper)}.dbe-action{font-family:var(--mono);font-size:11px;background:var(--paper);color:var(--ink);border:1px solid var(--rule);border-radius:4px;padding:6px 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.dbe-canvas-wrap{border-right:0;min-height:420px}}.dbe-help-overlay{position:absolute;inset:0;z-index:60;display:flex;align-items:flex-start;justify-content:center;padding:24px 14px;box-sizing:border-box}.dbe-help-overlay[hidden]{display:none!important}.dbe-help-backdrop{position:absolute;inset:0;background:#0e133061;cursor:pointer}.dbe-help-panel{position:relative;z-index:1;width:min(100%,540px);max-height:min(calc(100% - 32px),85vh);overflow:auto;background:var(--paper);border:1px solid var(--ink);border-radius:10px;box-shadow:0 16px 40px #0e133038}.dbe-help-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px dashed var(--rule);background:var(--paper-2)}.dbe-help-header h2{margin:0;font-family:var(--serif);font-style:italic;font-weight:400;font-size:22px;color:var(--ink)}.dbe-help-close{font-family:var(--mono);font-size:18px;line-height:1;width:2rem;height:2rem;padding:0;border:1px solid var(--rule);border-radius:6px;background:var(--paper);color:var(--ink);cursor:pointer}.dbe-help-close:hover{border-color:var(--ink);background:var(--paper-3)}.dbe-help-intro{padding:14px 20px;font-family:var(--sans);font-size:14px;line-height:1.45;color:var(--ink);border-bottom:1px dashed var(--rule)}.dbe-help-intro p{margin:0 0 10px}.dbe-help-intro p:last-child{margin-bottom:0}.dbe-help-intro kbd{font-family:var(--mono);font-size:11px;padding:2px 6px;border:1px solid var(--rule);border-radius:4px;background:var(--paper-3)}.dbe-help-section-head{display:flex;align-items:center;gap:10px;padding:12px 20px 8px}.dbe-help-section-head .lab{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}.dbe-help-section-head strong{font-family:var(--serif);font-style:italic;font-weight:400;font-size:18px;color:var(--ink)}.dbe-help-body.dbe-why-body{padding-top:0;max-width:none}.dbe-palette{border:1px solid var(--rule);border-radius:12px;background:var(--paper);overflow:visible;display:flex;flex-direction:column;max-height:min(92vh,960px);position:relative}.dbe-palette-menubar{position:relative;display:flex;align-items:center;gap:3px;flex-wrap:nowrap;padding:3px 5px;border-bottom:1px dashed var(--rule);background:var(--paper-2);min-width:0}.dbe-palette-menubar-spacer{flex:1 1 0;min-width:0;height:1px}.dbe-menu-root{position:relative;flex:0 1 auto;min-width:0}.dbe-menu-root-btn{font-family:var(--mono);font-size:11px;background:var(--paper);color:var(--ink);border:1px solid var(--rule);border-radius:3px;padding:3px 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28px #0e13302e}.dbe-menu-pop .dbe-menu-item{display:block;width:100%;text-align:left;font-family:var(--mono);font-size:12px;padding:7px 10px;border:0;border-radius:4px;background:transparent;color:var(--ink);cursor:pointer}.dbe-menu-pop .dbe-menu-item:hover{background:var(--paper-2)}.dbe-menu-subwrap{position:relative;list-style:none}.dbe-menu-pop--sub{top:0;left:calc(100% + 4px);margin-top:0;min-width:280px;max-width:min(90vw,420px);max-height:55vh;overflow:auto}.dbe-menu-pop--scenario li{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center;padding:8px 10px;border-radius:4px;cursor:pointer;font-family:var(--sans);font-size:13px}.dbe-menu-pop--scenario li:hover{background:var(--paper-2)}.dbe-menu-pop--scenario .num{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:var(--ink-soft)}.dbe-settings-pop{position:absolute;top:calc(100% + 4px);right:5px;z-index:45;width:min(calc(100vw - 24px),280px);background:var(--paper);border:1px solid var(--ink);border-radius:8px;box-shadow:0 10px 28px #0e13302e}.dbe-settings-pop-inner{padding:12px 14px}.dbe-settings-head{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 10px}.dbe-settings-row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-family:var(--sans);font-size:13px;color:var(--ink);margin-bottom:10px;cursor:default}.dbe-settings-row input[type=checkbox]{accent-color:var(--acid);cursor:pointer}.dbe-settings-row select{font-family:var(--mono);font-size:12px;padding:4px 8px;border-radius:4px;border:1px solid var(--rule);background:var(--paper);color:var(--ink)}.dbe-settings-hint{font-family:var(--serif);font-size:12px;font-style:italic;color:var(--ink-soft);margin:4px 0 0;line-height:1.35}.dbe-palette-tools{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:8px 10px;border-bottom:1px dashed var(--rule);background:var(--paper-2)}.dbe-palette-tools .dbe-tools{display:inline-flex;gap:2px;padding:2px;border:1px solid var(--rule);border-radius:6px;background:var(--paper)}.dbe-palette-tools .dbe-tool{min-width:2rem;padding:5px 8px}.dbe-palette-tools .dbe-action{padding:5px 10px}.dbe-palette-head{display:flex;flex-direction:column;gap:8px;padding:8px 10px;border-bottom:1px dashed var(--rule);background:var(--paper-2)}.dbe-palette-opt{font-family:var(--sans);font-size:12px;color:var(--ink);display:flex;align-items:center;gap:8px;cursor:pointer;user-select:none}.dbe-palette-opt input{accent-color:var(--acid)}.dbe-palette-xform{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;padding:8px 10px;border-bottom:1px dashed var(--rule);background:var(--paper)}.dbe-palette-xbtn{font-family:var(--mono);font-size:13px;line-height:1;padding:6px 4px;border:1px solid var(--rule);border-radius:4px;background:var(--paper);color:var(--ink);cursor:pointer;user-select:none}.dbe-palette-xbtn:hover{border-color:var(--ink);background:var(--paper-3)}.dbe-palette-search{font-family:var(--mono);font-size:12px;background:var(--paper);color:var(--ink);border:1px solid var(--rule);border-radius:4px;padding:5px 8px}.dbe-palette-body{flex:1;overflow-y:auto;padding:6px}.dbe-palette-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.dbe-palette-cell{border:1px solid var(--rule);border-radius:4px;background:var(--paper);padding:3px 1px;cursor:grab;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:40px;font-family:var(--mono);font-size:10px;color:var(--ink);transition:background .12s,border-color .12s;user-select:none}.dbe-palette-cell:hover{border-color:var(--ink);background:var(--paper-3)}.dbe-palette-cell.is-armed{border-color:var(--acid);background:var(--paper-3)}.dbe-palette-cell svg{width:100%;max-width:48px;height:32px;pointer-events:none;flex-shrink:0}.dbe-canvas-wrap{border:1px solid var(--rule);border-radius:12px;background:var(--paper);overflow:hidden;display:flex;flex-direction:column;min-height:560px}.dbe-canvas-head,.dbe-canvas-foot{display:flex;align-items:center;gap:8px;padding:6px 8px;border-bottom:1px dashed var(--rule);background:var(--paper-2);font-family:var(--mono);font-size:11px}.dbe-canvas-foot{border-top:1px dashed var(--rule);border-bottom:0}.dbe-canvas-head .spacer,.dbe-canvas-foot .spacer{flex:1}.dbe-canvas-head .lab,.dbe-canvas-foot .lab{font-family:var(--mono);font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}.dbe-canvas-head strong{font-family:var(--serif);font-style:italic;font-weight:400;font-size:14px;color:var(--ink)}.dbe-foot-hint{font-family:var(--serif);font-style:italic;font-size:12px;color:var(--ink-soft)}.dbe-zoom-ctl{display:inline-flex;align-items:center;gap:4px}.dbe-zoom-btn{font-family:var(--mono);font-size:11px;background:var(--paper);color:var(--ink);border:1px solid var(--rule);border-radius:3px;padding:3px 8px;cursor:pointer;min-width:28px}.dbe-zoom-btn:hover{border-color:var(--ink)}.dbe-zoom-val{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:11px;color:var(--ink);min-width:42px;text-align:center}.dbe-canvas-host{flex:1;position:relative;background:var(--paper);overflow:hidden}.dbe-canvas{width:100%;height:100%;display:block;cursor:default;user-select:none}.dbe-canvas.is-wire-mode{cursor:crosshair}.dbe-canvas.is-placing{cursor:copy}.dbe-cursor-hint{position:absolute;bottom:10px;left:50%;transform:translate(-50%);font-family:var(--serif);font-style:italic;font-size:13px;color:var(--ink-soft);background:var(--paper);padding:4px 10px;border:1px solid var(--rule);border-radius:14px;pointer-events:none;opacity:.85}.dbe-cursor-hint.is-faded{opacity:0;transition:opacity .8s}.dbe-canvas .grid-dot{fill:#c9c0ab}.dbe-canvas .grid-major{stroke:#c9c0ab;opacity:.35}.dbe-canvas .part-body line,.dbe-canvas .part-body polyline,.dbe-canvas .part-body path,.dbe-canvas .part-body polygon,.dbe-canvas .part-body rect,.dbe-canvas .part-body circle{stroke:var(--ink);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.dbe-canvas .part-body polygon.filled,.dbe-canvas .part-body rect.filled,.dbe-canvas .part-body circle.filled,.dbe-canvas .part-body path.filled{fill:var(--ink)}.dbe-canvas .part-label{font-family:var(--mono);font-size:9px;fill:var(--ink)}.dbe-canvas .part-value{font-family:var(--mono);font-size:10px;fill:var(--acid);font-weight:500}.dbe-canvas .part-kind-label{font-family:var(--sans);font-size:10px;fill:var(--ink-soft);font-style:italic}.dbe-canvas .part-pin{fill:var(--ink);stroke:none}.dbe-canvas .part-pin.is-hot{fill:var(--acid);r:4}.dbe-canvas .part-pin.is-wire-start{fill:var(--acid);stroke:var(--acid);stroke-width:2;r:5}.dbe-canvas .part-bbox{fill:transparent;stroke:transparent;pointer-events:all}.dbe-canvas .part.is-selected .part-body line,.dbe-canvas .part.is-selected .part-body polyline,.dbe-canvas .part.is-selected .part-body path,.dbe-canvas .part.is-selected .part-body polygon,.dbe-canvas .part.is-selected .part-body rect,.dbe-canvas .part.is-selected .part-body circle{stroke:var(--acid)}.dbe-canvas .part.is-selected .part-body polygon.filled,.dbe-canvas .part.is-selected .part-body rect.filled,.dbe-canvas .part.is-selected .part-body circle.filled,.dbe-canvas .part.is-selected .part-body path.filled{fill:var(--acid)}.dbe-canvas .part.is-hover .part-bbox{fill:#c8102e0d}.dbe-canvas .wire{stroke:var(--ink);stroke-width:2;fill:none;stroke-linecap:square}.dbe-canvas .wire.is-hover{stroke:var(--acid)}.dbe-canvas .wire.is-selected{stroke:var(--acid);stroke-width:2.5}.dbe-canvas .wire-temp{stroke:var(--acid);stroke-width:2;stroke-dasharray:5 4;fill:none;pointer-events:none}.dbe-canvas .junction{fill:var(--ink);stroke:none}.dbe-canvas .net-label{font-family:var(--mono);font-size:10px;fill:var(--plum);font-weight:500;pointer-events:none}.dbe-canvas .current-arrow{fill:var(--coral);stroke:none}.dbe-canvas .current-label{font-family:var(--mono);font-size:9px;fill:var(--coral);pointer-events:none}.dbe-canvas .rubberband{fill:#5b3fff14;stroke:var(--plum);stroke-dasharray:4 3;stroke-width:1;pointer-events:none}.dbe-rail{display:flex;flex-direction:column;gap:10px}.dbe-rail-panel{border:1px solid var(--rule);border-radius:12px;background:var(--paper);overflow:hidden}.dbe-rail-head{display:flex;align-items:center;gap:6px;padding:6px 8px;border-bottom:1px dashed var(--rule);background:var(--paper-2)}.dbe-rail-head .lab{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}.dbe-rail-head strong{font-family:var(--serif);font-style:italic;font-weight:400;font-size:14px;color:var(--ink)}.dbe-rail-body{padding:8px 10px;font-family:var(--sans);font-size:13px;color:var(--ink)}.dbe-rail-body .empty{color:var(--ink-soft);font-style:italic;font-family:var(--serif);font-size:13px}.dbe-prop-row{display:grid;grid-template-columns:90px 1fr;gap:10px;align-items:center;padding:6px 0;border-bottom:1px dotted var(--rule)}.dbe-prop-row:last-child{border-bottom:0}.dbe-prop-row .lab{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft)}.dbe-prop-row input,.dbe-prop-row select{font-family:var(--mono);font-size:12px;background:var(--paper);color:var(--ink);border:1px solid var(--rule);border-radius:4px;padding:4px 8px;width:100%}.dbe-prop-row input:focus,.dbe-prop-row select:focus{outline:2px solid var(--ink);outline-offset:-1px}.dbe-solve-section{margin-bottom:12px}.dbe-solve-section h4{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 6px}.dbe-solve-row{display:grid;grid-template-columns:1fr auto;gap:10px;font-family:var(--mono);font-size:12px;padding:4px 0;border-bottom:1px dotted var(--rule);font-variant-numeric:tabular-nums}.dbe-solve-row:last-child{border-bottom:0}.dbe-solve-row .nm{color:var(--ink-soft)}.dbe-solve-row .vl{color:var(--ink);font-weight:500;text-align:right}.dbe-solve-row .vl.is-hot{color:var(--acid)}.dbe-solve-error{font-family:var(--mono);font-size:11px;background:var(--paper-3);border-left:3px solid var(--acid);padding:8px 10px;color:var(--acid)}.dbe-why-body{padding:16px 22px;font-family:var(--serif);font-size:16px;line-height:1.55;color:var(--ink);max-width:100ch}.dbe-why-body p{margin:0 0 12px}.dbe-why-body p:last-child{margin-bottom:0}.dbe-why-body em{font-style:italic;color:var(--acid)}.dbe-why-body code{font-family:var(--mono);font-style:normal;font-size:.85em;background:var(--paper-3);padding:1px 6px;border-radius:3px}.dbe-foot{margin-top:28px;padding-top:22px;border-top:1px solid var(--rule);font-family:var(--serif);font-style:italic;font-size:14px;color:var(--ink-soft)}.dbe-foot a{color:var(--ink);text-decoration:underline}.dbe-foot a:hover{color:var(--acid)}input[type=range]{accent-color:var(--ink)}