.VZm7kW_container{background:var(--bg-primary);min-height:100vh;color:var(--text-primary);font-family:system-ui,-apple-system,sans-serif}.VZm7kW_hero{background:var(--hero-bg);color:#fff;text-align:center;padding:2.5rem 1.5rem}.VZm7kW_hero h1{margin:0 0 .5rem;font-size:clamp(1.6rem,4vw,2.4rem);font-weight:700}.VZm7kW_hero p{opacity:.9;margin:0;font-size:1rem}.VZm7kW_main{max-width:1100px;margin:0 auto;padding:2rem 1.5rem}.VZm7kW_panel{background:var(--bg-card);border:1px solid #e5e7eb;border-radius:12px;margin-bottom:1.5rem;padding:1.5rem}.VZm7kW_panelTitle{color:var(--text-primary);margin:0 0 1rem;font-size:1.1rem;font-weight:700}.VZm7kW_panelSubtitle{color:var(--text-secondary);margin:0 0 1rem;font-size:.85rem}.VZm7kW_toolbar{flex-wrap:wrap;gap:.5rem;margin-bottom:1rem;display:flex}.VZm7kW_toolBtn{background:var(--bg-primary);color:var(--text-secondary);cursor:pointer;border:1.5px solid #d1d5db;border-radius:8px;padding:.5rem .95rem;font-size:.85rem;font-weight:600;transition:all 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.15s}.VZm7kW_presetCard:hover{border-color:var(--primary);color:var(--primary-texto)}.VZm7kW_inputGrid{grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem;display:grid}@media (max-width:600px){.VZm7kW_inputGrid{grid-template-columns:1fr}}.VZm7kW_inputGroup{flex-direction:column;gap:.4rem;display:flex}.VZm7kW_inputGroup label{color:var(--text-secondary);justify-content:space-between;gap:.5rem;font-size:.85rem;font-weight:600;display:flex}.VZm7kW_inputGroup input[type=range]{width:100%;accent-color:var(--primary)}.VZm7kW_valueBadge{color:var(--primary-texto);font-size:.9rem;font-weight:700}.VZm7kW_actionBar{flex-wrap:wrap;gap:.6rem;margin-bottom:1rem;display:flex}.VZm7kW_calcBtn{background:var(--primary-boton);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:.7rem 1.6rem;font-size:.95rem;font-weight:700;transition:opacity .15s}.VZm7kW_calcBtn:hover{opacity:.88}.VZm7kW_calcBtnGhost{background:var(--bg-primary);color:var(--text-secondary);cursor:pointer;border:1.5px solid #d1d5db;border-radius:8px;padding:.7rem 1.4rem;font-size:.95rem;font-weight:700;transition:all .15s}.VZm7kW_calcBtnGhost:hover{border-color:var(--primary);color:var(--primary-texto)}.VZm7kW_canvasContainer{grid-template-columns:2fr 1fr;gap:1rem;margin-bottom:1rem;display:grid}@media (max-width:900px){.VZm7kW_canvasContainer{grid-template-columns:1fr}}.VZm7kW_canvasSvg{touch-action:pan-y;cursor:crosshair;background:#f8fafc;border:1.5px solid #e5e7eb;border-radius:10px;width:100%;height:auto;display:block}.VZm7kW_canvasHint{color:var(--text-muted);text-align:center;margin:.4rem 0 0;font-size:.78rem}.VZm7kW_cargaCircle{cursor:grab;touch-action:none;transition:opacity .15s}.VZm7kW_cargaCircle:active{cursor:grabbing}.VZm7kW_cargaDibujo{pointer-events:none}.VZm7kW_diana{fill:#0000;stroke:none;pointer-events:all}.VZm7kW_cargaPos{fill:#dc2626;stroke:#7f1d1d;stroke-width:1.5px}.VZm7kW_cargaNeg{fill:#2563eb;stroke:#1e3a8a;stroke-width:1.5px}.VZm7kW_cargaPrueba{fill:#9ca3af;stroke:#1f2937;stroke-width:2px;touch-action:none;cursor:grab}.VZm7kW_cargaPrueba:active{cursor:grabbing}.VZm7kW_etiquetaPrueba{fill:var(--text-primary);pointer-events:none}.VZm7kW_cargaLabel{fill:#fff;pointer-events:none;text-anchor:middle;dominant-baseline:central;paint-order:stroke;stroke:#1f2937;stroke-width:4px;stroke-linejoin:round;font-size:14px;font-weight:700}.VZm7kW_etiquetaPrueba{font-size:14px}@media (max-width:900px){.VZm7kW_cargaLabel,.VZm7kW_etiquetaPrueba{font-size:16px}}@media (max-width:600px){.VZm7kW_cargaLabel{font-size:22px}.VZm7kW_etiquetaPrueba{font-size:24px}}@media (max-width:430px){.VZm7kW_cargaLabel{font-size:26px}.VZm7kW_etiquetaPrueba{font-size:28px}}.VZm7kW_fieldVector{stroke:#475569;stroke-width:1px;fill:none;opacity:.7;pointer-events:none}.VZm7kW_fieldVectorHead{fill:#475569;opacity:.7;pointer-events:none}.VZm7kW_fieldLine{stroke:#1f2937;stroke-width:1.2px;fill:none;opacity:.55;pointer-events:none}.VZm7kW_equipotencial{stroke:#16a34a;stroke-width:1px;fill:none;stroke-dasharray:4 3;opacity:.7;pointer-events:none}.VZm7kW_testProbe{pointer-events:none}.VZm7kW_removeBtn{cursor:pointer;touch-action:none;fill:#fff;stroke:#dc2626;stroke-width:1.5px}.VZm7kW_removeText{fill:#dc2626;pointer-events:none;text-anchor:middle;dominant-baseline:central;font-size:10px;font-weight:700}.VZm7kW_resultBlock{background:linear-gradient(135deg,#eff6ff 0%,#f0fdf4 100%);border:1.5px solid #93c5fd;border-radius:10px;padding:1.2rem}.VZm7kW_resultTitle{color:#1d4ed8;margin:0 0 .75rem;font-size:.95rem;font-weight:700}.VZm7kW_resultRow{border-bottom:1px solid #dbeafe;justify-content:space-between;align-items:center;padding:.4rem 0;font-size:.9rem;display:flex}.VZm7kW_resultRow:last-child{border-bottom:none}.VZm7kW_resultLabel{color:var(--text-secondary)}.VZm7kW_resultValue{color:var(--text-primary);font-variant-numeric:tabular-nums;font-weight:700}.VZm7kW_resultValueAccent{color:var(--primary-texto);font-variant-numeric:tabular-nums;font-size:1rem;font-weight:700}.VZm7kW_legendRow{color:var(--text-secondary);align-items:center;gap:.4rem;margin-top:.3rem;font-size:.8rem;display:flex}.VZm7kW_legendDot{border:1.5px solid;border-radius:50%;width:14px;height:14px}.VZm7kW_legendPos{background:#dc2626;border-color:#7f1d1d}.VZm7kW_legendNeg{background:#2563eb;border-color:#1e3a8a}.VZm7kW_legendProbe{background:#9ca3af;border-color:#1f2937}.VZm7kW_tableWrapper{overflow-x:auto}.VZm7kW_comparativaTable{border-collapse:collapse;width:100%;font-size:.875rem}.VZm7kW_comparativaTable th{background:var(--primary-boton);color:#fff;text-align:left;padding:.6rem .8rem;font-weight:600}.VZm7kW_comparativaTable td{vertical-align:top;border-bottom:1px solid #e5e7eb;padding:.55rem .8rem}.VZm7kW_comparativaTable tr:nth-child(2n) td{background:#f8fafc}.VZm7kW_escenariosGrid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;display:grid}.VZm7kW_escenarioCard{background:var(--bg-card);border:1.5px solid #e5e7eb;border-radius:10px;padding:1rem}.VZm7kW_escenarioCard h4{color:var(--primary-texto);margin:0 0 .5rem;font-size:.95rem;font-weight:700}.VZm7kW_escenarioCard p{color:var(--text-secondary);margin:0;font-size:.85rem}.VZm7kW_faqList{flex-direction:column;gap:.75rem;display:flex}.VZm7kW_faqItem{background:var(--bg-card);border:1px solid #e5e7eb;border-radius:8px;padding:.9rem 1rem}.VZm7kW_faqItem strong{color:var(--text-primary);margin-bottom:.35rem;font-size:.9rem;display:block}.VZm7kW_faqItem p{color:var(--text-secondary);margin:0;font-size:.85rem}.VZm7kW_faqTip{color:var(--primary-texto);margin-top:.35rem;font-size:.8rem;font-style:italic}.VZm7kW_stepGuide{flex-direction:column;gap:.75rem;display:flex}.VZm7kW_step{align-items:flex-start;gap:.9rem;display:flex}.VZm7kW_stepNumber{background:var(--primary-boton);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.8rem;font-weight:700;display:flex}.VZm7kW_stepContent{padding-top:.1rem}.VZm7kW_stepContent strong{color:var(--text-primary);margin-bottom:.2rem;font-size:.9rem;display:block}.VZm7kW_stepContent p{color:var(--text-secondary);margin:0;font-size:.85rem}.VZm7kW_tipsGrid{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:.75rem;display:grid}.VZm7kW_tipCard{background:var(--bg-card);border:1px solid #e5e7eb;border-radius:8px;align-items:flex-start;gap:.6rem;padding:.85rem;display:flex}.VZm7kW_tipIcon{flex-shrink:0;font-size:1.2rem}.VZm7kW_tipCard strong{color:var(--text-primary);margin-bottom:.25rem;font-size:.85rem;font-weight:700;display:block}.VZm7kW_tipCard p{color:var(--text-secondary);margin:0;font-size:.8rem}.VZm7kW_warningBox{background:#fef3c7;border:1.5px solid #f59e0b;border-radius:10px;padding:1rem 1.2rem}.VZm7kW_warningHeader{color:#92400e;align-items:center;gap:.5rem;margin-bottom:.75rem;font-weight:700;display:flex}.VZm7kW_warningIcon{font-size:1.1rem}.VZm7kW_warningList{flex-direction:column;gap:.4rem;margin:0;padding:0;list-style:none;display:flex}.VZm7kW_warningList li{color:#78350f;padding-left:1.2rem;font-size:.85rem;position:relative}.VZm7kW_warningList li:before{content:"✗";color:var(--ambar-texto,#f59e0b);font-weight:700;position:absolute;left:0}.VZm7kW_eduSubtitle{color:var(--text-primary);margin:1.5rem 0 .75rem;font-size:1.05rem;font-weight:700}.VZm7kW_eduSubtitle:first-child{margin-top:0}[data-theme=dark] .VZm7kW_panel{border-color:#374151}[data-theme=dark] .VZm7kW_toolBtn,[data-theme=dark] .VZm7kW_toggleItem,[data-theme=dark] .VZm7kW_presetCard,[data-theme=dark] .VZm7kW_calcBtnGhost{color:var(--text-primary);background:#2a2a2a;border-color:#4b5563}[data-theme=dark] .VZm7kW_canvasSvg{background:#0f172a;border-color:#374151}[data-theme=dark] .VZm7kW_resultBlock{background:linear-gradient(135deg,#1e3a5f 0%,#14532d 100%);border-color:#3b82f6}[data-theme=dark] .VZm7kW_resultTitle{color:#93c5fd}[data-theme=dark] .VZm7kW_resultRow{border-color:#1e3a5f}[data-theme=dark] .VZm7kW_comparativaTable td{border-color:#374151}[data-theme=dark] .VZm7kW_comparativaTable tr:nth-child(2n) td{background:#1e1e1e}[data-theme=dark] .VZm7kW_escenarioCard,[data-theme=dark] .VZm7kW_faqItem,[data-theme=dark] .VZm7kW_tipCard{border-color:#374151}[data-theme=dark] .VZm7kW_warningBox{background:#2d1b00;border-color:#d97706}[data-theme=dark] .VZm7kW_warningHeader{color:#fcd34d}[data-theme=dark] .VZm7kW_warningList li{color:#fde68a}[data-theme=dark] .VZm7kW_fieldVector,[data-theme=dark] .VZm7kW_fieldVectorHead{stroke:#cbd5e1;fill:#cbd5e1}[data-theme=dark] .VZm7kW_fieldLine{stroke:#f1f5f9}[data-theme=dark] .VZm7kW_equipotencial{stroke:#4ade80}@media (max-width:768px){.VZm7kW_main{padding:1.25rem 1rem}.VZm7kW_escenariosGrid,.VZm7kW_tipsGrid{grid-template-columns:1fr}.VZm7kW_resultRow{font-size:.82rem}}.VZm7kW_avisoSingularidad{color:var(--text-primary);background:#eab3081f;border-left:3px solid #eab308;border-radius:6px;margin:0 0 .75rem;padding:.6rem .75rem;font-size:.85rem;line-height:1.45}[data-theme=dark] .VZm7kW_avisoSingularidad{color:var(--text-primary);background:#eab30829}.VZm7kW_eduParrafo{color:var(--text-secondary);margin:0 0 1rem;font-size:.95rem;line-height:1.6}.VZm7kW_sondaExacta{margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--border)}.VZm7kW_sondaExactaTitulo{margin:0 0 var(--spacing-xs);color:var(--text-secondary);font-size:.85rem;font-weight:600}.VZm7kW_sondaExactaCampos{gap:var(--spacing-sm);display:flex}.VZm7kW_sondaExactaCampo{color:var(--text-secondary);align-items:center;gap:6px;font-size:.85rem;display:flex}.VZm7kW_sondaExactaCampo input{border:1px solid var(--border);background:var(--bg-primary);width:5.5rem;color:var(--text-primary);border-radius:6px;padding:4px 6px;font-size:.9rem}.VZm7kW_sondaExactaCampo input:focus-visible{outline:2px solid var(--primary);outline-offset:1px}.VZm7kW_sondaExactaCampo input[aria-invalid=true]{border-color:var(--error)}.VZm7kW_canvasSvg:focus-visible{outline:3px solid var(--primary);outline-offset:2px}.VZm7kW_casosSection{padding:var(--spacing-lg);background:var(--bg-card);border:1px solid var(--border);border-radius:12px;margin:0 0 1.5rem}.VZm7kW_casosHeader{margin-bottom:var(--spacing-lg)}.VZm7kW_casosTitulo{margin:0 0 var(--spacing-sm);color:var(--primary-texto);font-size:1.3rem}.VZm7kW_casosIntro{color:var(--text-secondary);margin:0;line-height:1.6}.VZm7kW_casosIntro+.VZm7kW_casosIntro{margin-top:var(--spacing-sm)}.VZm7kW_casosNav{gap:var(--spacing-xs);margin-bottom:var(--spacing-lg);flex-wrap:wrap;display:flex}.VZm7kW_casoBoton{min-width:44px;min-height:44px;padding:var(--spacing-xs) var(--spacing-sm);color:var(--text-primary);background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;font-size:.95rem;font-weight:600;transition:background .2s,color .2s,border-color .2s}.VZm7kW_casoBoton:hover{border-color:var(--primary-texto);color:var(--primary-texto)}.VZm7kW_casoBoton:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.VZm7kW_casoBotonActivo,.VZm7kW_casoBotonActivo:hover{background:var(--primary-boton);border-color:var(--primary-boton);color:#fff}.VZm7kW_casoBotonPractica{min-width:auto;margin-left:auto}.VZm7kW_casoCuerpo{padding:var(--spacing-lg);background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius)}.VZm7kW_casoTitulo{margin:0 0 var(--spacing-sm);color:var(--text-primary);font-size:1.1rem}.VZm7kW_casoEnunciado{margin:0 0 var(--spacing-md);color:var(--text-primary);line-height:1.7}.VZm7kW_casoCargar{align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md);flex-wrap:wrap;display:flex}.VZm7kW_casoCargarNota{color:var(--text-secondary);font-size:.85rem}.VZm7kW_casoRespuesta{margin-bottom:var(--spacing-md)}.VZm7kW_casoLabel{margin-bottom:var(--spacing-xs);color:var(--text-secondary);font-size:.9rem;font-weight:600;display:block}.VZm7kW_casoFila{gap:var(--spacing-sm);flex-wrap:wrap;display:flex}.VZm7kW_casoInput{min-height:44px;padding:var(--spacing-sm);color:var(--text-primary);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);flex:160px;font-size:1rem}.VZm7kW_casoInput:focus-visible{outline:2px solid var(--primary);outline-offset:1px}.VZm7kW_casoComprobar{min-height:44px;padding:var(--spacing-sm) var(--spacing-lg);color:#fff;background:var(--primary-boton);border-radius:var(--radius);cursor:pointer;border:none;font-size:1rem;font-weight:600}.VZm7kW_casoComprobar:hover{background:var(--hero-bg)}.VZm7kW_casoComprobar:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.VZm7kW_casoVeredicto{margin-bottom:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius);font-weight:600}.VZm7kW_casoOk{color:#166534;background:#dcfce7}.VZm7kW_casoKo{color:#991b1b;background:#fee2e2}.VZm7kW_casoAyudas{gap:var(--spacing-sm);flex-wrap:wrap;display:flex}.VZm7kW_casoAyudaBoton{min-height:44px;padding:var(--spacing-xs) var(--spacing-md);color:var(--primary-texto);border:1px solid var(--primary-texto);border-radius:var(--radius);cursor:pointer;background:0 0;font-size:.9rem}.VZm7kW_casoAyudaBoton:hover{background:var(--primary-boton);border-color:var(--primary-boton);color:#fff}.VZm7kW_casoAyudaBoton:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.VZm7kW_casoPista{margin:var(--spacing-md) 0 0;padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-card);border-left:3px solid var(--secondary);border-radius:var(--radius);color:var(--text-secondary);line-height:1.6}.VZm7kW_casoSolucion{margin-top:var(--spacing-md);padding:var(--spacing-md);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius)}.VZm7kW_casoPasos{margin:0 0 var(--spacing-md);color:var(--text-secondary);padding-left:1.25rem;line-height:1.8}.VZm7kW_casoResultado{color:var(--text-primary);margin:0;font-size:1.05rem}[data-theme=dark] .VZm7kW_casosSection,[data-theme=dark] .VZm7kW_casoCuerpo,[data-theme=dark] .VZm7kW_casoSolucion{border-color:#374151}[data-theme=dark] .VZm7kW_casosTitulo,[data-theme=dark] .VZm7kW_casoAyudaBoton{color:var(--primary-texto);border-color:var(--primary-texto)}[data-theme=dark] .VZm7kW_casosIntro,[data-theme=dark] .VZm7kW_casoCargarNota,[data-theme=dark] .VZm7kW_casoLabel,[data-theme=dark] .VZm7kW_casoPasos,[data-theme=dark] .VZm7kW_casoPista{color:var(--text-secondary)}[data-theme=dark] .VZm7kW_casoTitulo,[data-theme=dark] .VZm7kW_casoEnunciado,[data-theme=dark] .VZm7kW_casoResultado{color:var(--text-primary)}[data-theme=dark] .VZm7kW_casoBoton,[data-theme=dark] .VZm7kW_casoInput{color:var(--text-primary);background:#2a2a2a;border-color:#4b5563}[data-theme=dark] .VZm7kW_casoBotonActivo,[data-theme=dark] .VZm7kW_casoBotonActivo:hover,[data-theme=dark] .VZm7kW_casoComprobar,[data-theme=dark] .VZm7kW_casoAyudaBoton:hover{background:var(--primary-boton);border-color:var(--primary-boton);color:#fff}[data-theme=dark] .VZm7kW_casoComprobar:hover{background:var(--hero-bg)}[data-theme=dark] .VZm7kW_casoOk{color:#bbf7d0;background:#14532d}[data-theme=dark] .VZm7kW_casoKo{color:#fecaca;background:#7f1d1d}[data-theme=dark] .VZm7kW_casoPista{background:var(--bg-card)}@media (max-width:640px){.VZm7kW_casosSection,.VZm7kW_casoCuerpo{padding:var(--spacing-md)}.VZm7kW_casoBotonPractica{margin-left:0}}@media (max-width:1023px){.VZm7kW_hero{padding-top:80px}}[data-theme=dark] .VZm7kW_resultValueAccent{color:#93c5fd}