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var(--line-node);border-radius:var(--radius);background:var(--surface-node);color:var(--text);box-shadow:var(--shadow-node);transition:border-color .15s,box-shadow .15s}.device-node:hover{border-color:var(--focus)}.device-node.device-selected{border-color:var(--select);box-shadow:0 0 0 2px color-mix(in srgb,var(--select) 25%,transparent),var(--shadow-node)}.device-node.finding-highlighted{border-color:var(--danger);box-shadow:0 0 0 3px color-mix(in srgb,var(--danger) 25%,transparent),var(--shadow-node);animation:finding-pulse 1.25s ease-in-out infinite}.device-node.device-state-tripped{border-color:var(--danger-line);box-shadow:0 0 0 2px color-mix(in srgb,var(--danger) 20%,transparent),var(--shadow-node);animation:tripped-alert 1.3s ease-in-out infinite}@keyframes finding-pulse{50%{box-shadow:0 0 0 6px color-mix(in srgb,var(--danger) 10%,transparent),var(--shadow-node)}}@keyframes 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strong{display:-webkit-box;max-width:100%;overflow:hidden;color:var(--text-strong);font-size:var(--text-sm);font-weight:650;line-height:1.2;text-align:center;overflow-wrap:anywhere;-webkit-box-orient:vertical;-webkit-line-clamp:2}.device-mainline:has(.device-reading) strong{-webkit-line-clamp:1}.device-reading{padding:1px 6px;border:1px solid var(--line-strong);border-radius:4px;color:var(--text-muted);font:600 var(--text-2xs) var(--font-mono);white-space:nowrap}.device-reading-out-of-range{border-color:var(--danger-line);background:var(--danger-soft);color:var(--danger)}.device-state-pill{display:inline-flex;flex:0 1 auto;align-items:center;gap:4px;min-width:0;max-width:100%;overflow:hidden;color:var(--text-muted);font-size:var(--text-2xs);font-weight:700;letter-spacing:.4px;text-transform:uppercase;white-space:nowrap}.device-state-text{min-width:0;overflow:hidden;text-overflow:ellipsis}.device-state-pill i{flex:none;font-size:10px;font-style:normal;line-height:1}.device-state-control{padding:3px 8px;border:1px solid currentColor;border-radius:10px;background:transparent;cursor:pointer;line-height:1.1}.device-state-control:hover{background:var(--surface-hover)}.device-state-on .device-state-pill,.device-state-crossed .device-state-pill,.device-state-closed .device-state-pill,.device-state-closed-l1 .device-state-pill,.device-state-closed-l2 .device-state-pill{color:var(--ok)}.device-state-open .device-state-pill{color:var(--warn)}.device-state-tripped .device-state-pill{color:var(--danger)}.device-state-off .device-state-pill,.device-state-ready .device-state-pill{color:var(--text-muted)}.device-gangs{display:inline-flex;flex:0 1 auto;gap:4px;min-width:0}.device-node .device-gang{padding:3px 6px}.device-node .device-gang.state-closed,.realistic-caption .device-gang.state-closed{color:var(--ok)}.device-node .device-gang.state-open,.realistic-caption .device-gang.state-open{color:var(--warn)}.device-test{display:inline-grid;flex:none;place-items:center;width:22px;height:22px;padding:0;border:1px solid var(--line-strong);border-radius:50%;background:var(--surface-raised);color:var(--text-strong);font:700 var(--text-2xs)/1 var(--font-mono);cursor:pointer}.device-test:hover,.device-test:focus-visible{border-color:var(--focus);background:var(--surface-hover)}.device-test:active{background:color-mix(in srgb,var(--focus) 18%,transparent)}@media(pointer:coarse){.device-test{width:28px;height:28px}.device-node-head .device-state-control,.realistic-caption .device-state-control{min-height:28px}.device-gang.device-state-control{min-width:32px;justify-content:center}}.iec-symbol{position:relative;display:grid;flex:none;place-items:center;width:48px;height:32px;color:var(--text)}.iec-symbol svg{display:block;width:100%;height:100%;overflow:visible;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.iec-symbol .symbol-fill{fill:currentColor;stroke:none}.device-mainline .iec-symbol{width:56px;height:37px}.device-mainline .iec-symbol svg{stroke-width:2}.iec-symbol .symbol-bar{stroke-width:3.4}.iec-symbol .symbol-text{fill:currentColor;stroke:none;font:700 11px var(--font-sans);text-anchor:middle}.iec-symbol .symbol-text-small{font:700 7.5px var(--font-mono)}.supply-symbol{color:var(--symbol-source)}.switch-symbol{color:var(--symbol-switch)}.protection-symbol{color:var(--symbol-protection)}.lamp-symbol,.heater-symbol,.motor-symbol{color:var(--symbol-load)}.socket-symbol,.junction-symbol,.bar-symbol,.board-symbol{color:var(--symbol-outlet)}.lamp-symbol svg,.heater-symbol svg{transition:filter .2s,opacity .2s}.lamp-bulb,.heater-element{transition:fill .2s}.device-state-on .lamp-bulb{fill:color-mix(in srgb,var(--symbol-load) 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var(--line-strong)}.terminal-conductor-pe,.terminal-swatch.terminal-conductor-pe{background:repeating-linear-gradient(135deg,var(--conductor-pe) 0 3px,var(--conductor-pe-stripe) 3px 6px)}.terminal-description{position:absolute;z-index:4;color:var(--text-muted);font:600 var(--text-2xs) var(--font-mono);line-height:1;white-space:nowrap;pointer-events:none;transform:translateY(-50%)}.terminal-description-source{right:11px;text-align:right}.terminal-description-target{left:11px;text-align:left}.terminal-description-selected{padding:4px 6px;border:1px solid var(--line-strong);border-radius:4px;background:var(--surface-panel);color:var(--text);box-shadow:var(--shadow-node)}.terminal-description-source.terminal-description-selected{right:auto;left:calc(100% + 12px);text-align:left}.terminal-description-target.terminal-description-selected{right:calc(100% + 12px);left:auto;text-align:right}.react-flow__node:focus{outline:none}.react-flow__node:focus-visible .device-node{outline:2px solid var(--focus);outline-offset:3px}.device-press{touch-action:none;user-select:none;-webkit-user-select:none}.device-press[aria-pressed=true]{background:color-mix(in srgb,currentColor 18%,transparent)}.device-actions{display:flex;gap:4px;padding:4px;border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-raised);box-shadow:var(--shadow-float)}.device-action{display:inline-flex;align-items:center;gap:6px;min-height:32px;padding:4px 10px;border:0;border-radius:var(--radius);background:transparent;color:var(--text-strong);font:600 var(--text-sm)/1 var(--font-sans);cursor:pointer;white-space:nowrap}.device-action svg{font-size:17px}.device-live-metal{display:inline-flex;flex:none;align-items:center;gap:3px;padding:2px 7px;border:1px solid var(--danger);border-radius:999px;background:var(--danger);color:var(--surface-panel);font:800 var(--text-2xs)/1.3 var(--font-mono);white-space:nowrap;cursor:pointer}.device-live-metal svg{font-size:12px}.react-flow__handle.terminal-live-metal{box-shadow:0 0 0 3px var(--danger-soft),0 0 0 5px var(--danger)}@media(prefers-reduced-motion:no-preference){.device-live-metal{animation:live-metal-pulse 1.6s ease-in-out infinite}@keyframes live-metal-pulse{50%{box-shadow:0 0 0 4px var(--danger-soft)}}}.device-fault-marker{display:inline-flex;align-items:center;gap:4px;max-width:100%;padding:2px 6px;border:1px solid var(--danger-line);border-radius:999px;background:var(--danger-soft);color:var(--danger);font:700 var(--text-2xs)/1.2 var(--font-sans);white-space:nowrap;cursor:pointer}.device-fault-marker span{overflow:hidden;text-overflow:ellipsis}span.device-fault-marker{cursor:default}.device-node .device-mainline .device-fault-marker{position:absolute;bottom:-11px;left:50%;z-index:2;max-width:calc(100% + 32px);transform:translate(-50%)}.device-action:hover,.device-action:focus-visible{background:var(--surface-hover)}.device-action-danger{color:var(--danger)}.wire-settings{position:absolute;z-index:7;display:inline-flex;align-items:center;gap:5px;min-height:30px;padding:4px 10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-raised);color:var(--text-strong);font:600 var(--text-xs)/1 var(--font-sans);cursor:pointer;pointer-events:all;box-shadow:var(--shadow-float)}.wire-settings svg{font-size:15px}@media(pointer:coarse){.device-action{min-height:40px;padding:6px 12px}.wire-settings{min-height:38px}}@media(max-width:720px){.device-action span{display:none}.device-action{min-width:44px;min-height:44px;justify-content:center;padding:0}.device-action svg{font-size:22px}}.device-node.device-state-failed{border-color:var(--danger-line)}.device-state-failed .device-state-pill{color:var(--danger)}.device-replace{border-color:var(--line-strong);background:var(--surface-raised);color:var(--text)}}.device-lock-off{display:inline-flex;align-items:center;justify-content:center;width:24px;min-width:24px;height:24px;min-height:24px;padding:0;border-radius:6px;font-size:15px;color:var(--text-muted)}.device-lock-off.device-lock-off-on{border-color:var(--danger-line);background:var(--danger-soft);color:var(--danger)}.realistic-caption-rail{gap:2px}.realistic-caption-rail .device-lock-off{flex:none}.realistic-panel-lock{position:absolute;top:50%;z-index:2;transform:translate(-50%,-50%);pointer-events:auto}.realistic-panel-lock .device-lock-off{pointer-events:auto}.realistic-panel-lock-left{left:63%}.realistic-panel-lock-right{left:37%}.realistic-panel-lock-main{top:10px;left:calc(50% + 72px)}.realistic-panel-lock .device-lock-off{width:30px;min-width:30px;height:30px;min-height:30px;font-size:22px}@layer legacy{.react-flow__edge-path{transition:stroke-width .12s}.react-flow__edge-path.wire-conductor-l2{filter:drop-shadow(0 0 .6px var(--conductor-outline)) drop-shadow(0 0 .6px var(--conductor-outline))}:root[data-wiring=nec] .react-flow__edge-path.wire-conductor-l2{filter:none}:root[data-wiring=nec] .react-flow__edge-path.wire-conductor-l1,:root[data-wiring=nec] .wire-preview-path.wire-conductor-l1,:root[data-wiring=nec] .wire-comb-bar.wire-conductor-l1,:root[data-wiring=nec] .wire-junction.wire-conductor-l1{filter:drop-shadow(0 0 1px var(--conductor-outline)) drop-shadow(0 0 .5px var(--conductor-outline))}:root[data-wiring=nec] .react-flow__edge-path.wire-conductor-n,:root[data-wiring=nec] .wire-preview-path.wire-conductor-n,:root[data-wiring=nec] .wire-comb-bar.wire-conductor-n,:root[data-wiring=nec] .wire-junction.wire-conductor-n{filter:drop-shadow(0 0 1px var(--conductor-n-outline)) drop-shadow(0 0 .5px var(--conductor-n-outline))}.react-flow__edge-path.selected-wire{filter:drop-shadow(0 0 4px var(--select)) drop-shadow(0 0 1px var(--select))}.react-flow__edge-path.finding-highlighted-wire{filter:drop-shadow(0 0 5px var(--danger)) drop-shadow(0 0 1px var(--danger))}.wire-pe-stripe{fill:none;stroke:var(--conductor-pe-stripe);stroke-dasharray:6 6;pointer-events:none}@keyframes wire-flow{to{stroke-dashoffset:-26}}@keyframes wire-flow-reverse{to{stroke-dashoffset:26}}@keyframes wire-flow-stripe{to{stroke-dashoffset:-24}}@keyframes wire-flow-stripe-reverse{to{stroke-dashoffset:24}}.wire-in-duct{fill:none;opacity:.14;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}.wire-faded{opacity:.18}.react-flow__edge:has(.wire-traced){z-index:1002}.flow-realistic .react-flow__edgelabel-renderer{z-index:1003}.wire-current-label,.wire-drop-label{position:absolute;padding:3px 6px;border:1px solid var(--line-strong);border-radius:4px;background:var(--surface-panel);color:var(--text);font:600 var(--text-2xs) var(--font-mono);white-space:nowrap;pointer-events:none;box-shadow:var(--shadow-node)}.wire-current-label{margin-top:-22px;margin-left:9px}.wire-label-conductor{margin-right:6px;padding-right:6px;border-right:1px solid var(--line-strong);color:var(--text-muted);font-weight:800}.wire-drop-label{border-color:var(--warn-line);background:var(--warn-soft);color:var(--warn)}.edge-delete{position:absolute;z-index:5;display:grid;place-items:center;width:24px;height:24px;padding:0;border:1px solid var(--danger-line);border-radius:50%;background:var(--surface-panel);color:var(--danger);cursor:pointer;font-size:16px;line-height:1;opacity:0;pointer-events:none;box-shadow:var(--shadow-node);transition:opacity .15s,background .15s}.edge-delete-visible,.edge-delete:focus-visible{opacity:1;pointer-events:all}.edge-delete:hover{background:var(--danger-solid);color:var(--danger-contrast)}.wire-preview-path{stroke-width:2.5;stroke-dasharray:6 5}.wire-preview-path.wire-conductor-l2{filter:drop-shadow(0 0 .6px var(--conductor-outline)) drop-shadow(0 0 .6px var(--conductor-outline))}.wire-preview-note-frame{overflow:visible;pointer-events:none}.wire-preview-note{display:inline-block;padding:3px 7px;border:1px solid var(--line-strong);border-radius:4px;background:var(--surface-panel);color:var(--text);font:600 var(--text-2xs) var(--font-sans);white-space:nowrap;box-shadow:var(--shadow-node)}.react-flow__edge:focus{outline:none}.react-flow__edge:focus-visible .react-flow__edge-path{filter:drop-shadow(0 0 3px var(--focus)) drop-shadow(0 0 1px var(--focus))}.react-flow__edgelabel-renderer{z-index:4}.wire-direction-arrow{display:none;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}@media(prefers-reduced-motion:reduce){.wire-direction-arrow{display:inline}}.wire-heat{fill:none;stroke-linecap:round;pointer-events:none}.wire-heat-warm{stroke:#f292308c;stroke-width:11;filter:blur(2.5px)}.wire-heat-hot{stroke:#e23626a6;stroke-width:14;filter:blur(3px);animation:wire-heat-pulse 1.4s ease-in-out infinite}@keyframes wire-heat-pulse{50%{stroke:#e2362659}}@media(prefers-reduced-motion:reduce){.wire-heat-hot{animation:none}}.react-flow__edge-path.wire-burnt{stroke:#3b2a24!important;stroke-dasharray:3 5!important;animation:none!important;opacity:.9}.wire-temperature-label,.wire-damage-label{position:absolute;z-index:5;padding:2px 7px;border-radius:999px;font:700 var(--text-2xs) / 1.4 var(--font-mono);white-space:nowrap;pointer-events:none}.wire-temperature-warm{background:#fdebd3;color:#8a4a06;border:1px solid #f0b56b}.wire-temperature-hot{background:var(--danger-soft);color:var(--danger);border:1px solid var(--danger-line)}.wire-damage-label{background:#3b2a24;color:#fff}.wire-comb-bar{fill:none;stroke-width:6;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}.wire-junction{pointer-events:none}.wire-comb-bar.wire-conductor-l2,.wire-junction.wire-conductor-l2{filter:drop-shadow(0 0 .6px var(--conductor-outline)) drop-shadow(0 0 .6px var(--conductor-outline))}}@layer legacy{.inspector{display:grid;grid-template-columns:minmax(0,1fr);gap:14px}.inspector-header,.findings-panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.inspector-title{min-width:0}.inspector-title 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solid var(--line)}.inspector-faults{display:grid;gap:6px;padding-top:12px;border-top:1px solid var(--line)}.inspector-faults .inspector-copy{margin:0}.inspector-fault-buttons{display:flex;flex-wrap:wrap;gap:6px}.inspector-fault-buttons [aria-pressed=true]{border-color:var(--danger-line);background:var(--danger-soft);color:var(--danger)}.inspector-terminals{padding-top:10px;border-top:1px solid var(--line);color:var(--text-muted);font-size:var(--text-xs)}.inspector-terminals summary{cursor:pointer}.terminal-list{display:grid;gap:6px;margin-top:10px}.terminal-row{display:grid;grid-template-columns:12px 1fr auto;align-items:center;gap:8px;padding:7px 9px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface-raised);color:var(--text-muted);font-size:var(--text-2xs)}.terminal-row strong{color:var(--text);font-size:var(--text-xs)}.inspector-footer{display:flex;justify-content:flex-end;padding-top:10px;border-top:1px solid var(--line)}.inspector-remove,.inspector-remove:hover{color:var(--danger)}.terminal-swatch{width:10px;height:10px;border-radius:50%}.findings-panel{position:absolute;z-index:8;top:var(--toolbar-clear);left:16px;display:grid;gap:14px;width:min(360px,calc(100% - 32px));max-height:calc(100% - var(--toolbar-clear) - 16px);overflow:auto;padding:16px;border-radius:var(--radius-lg)}.findings-panel-section{display:grid;gap:8px}.trip-card{display:grid;gap:4px;padding:10px 12px;border:1px solid var(--danger-line);border-radius:var(--radius);background:var(--danger-soft)}.trip-card strong{color:var(--text-strong);font-size:var(--text-sm)}.trip-card p{color:var(--text);font-size:var(--text-xs);line-height:1.45}.trip-detail{color:var(--danger);font:700 var(--text-2xs) var(--font-mono)}.findings-heading{display:flex;align-items:center;justify-content:space-between;color:var(--text-subtle);font-size:var(--text-2xs);font-weight:700;letter-spacing:1px;text-transform:uppercase}.findings-heading strong{display:grid;place-items:center;min-width:22px;height:22px;border-radius:11px;background:var(--surface-hover);color:var(--text);font-size:var(--text-2xs);letter-spacing:0}.findings-clear{padding:10px 12px;border:1px solid var(--ok-line);border-radius:var(--radius);background:var(--ok-soft);color:var(--ok);font-size:var(--text-xs);line-height:1.45}.simulation-finding{width:100%;padding:10px 12px;border:1px solid var(--warn-line);border-radius:var(--radius);background:var(--warn-soft);color:var(--text);cursor:pointer;text-align:left}.simulation-finding:hover{border-color:var(--warn)}.simulation-finding.finding-critical,.simulation-finding.finding-error{border-color:var(--danger-line);background:var(--danger-soft)}.simulation-finding.finding-critical:hover,.simulation-finding.finding-error:hover{border-color:var(--danger)}.simulation-finding.finding-active{box-shadow:0 0 0 2px var(--danger)}.finding-message{margin-bottom:6px;color:var(--text-strong);font-size:var(--text-sm);line-height:1.45}.finding-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;color:var(--warn);font:700 var(--text-2xs) var(--font-mono);letter-spacing:.3px;text-transform:uppercase}.finding-critical .finding-meta,.finding-error .finding-meta{color:var(--danger)}.finding-meta span{overflow:hidden;color:var(--text-muted);text-overflow:ellipsis;text-transform:none;white-space:nowrap}.finding-trace{display:block;margin-top:8px;color:var(--text-muted);font-size:var(--text-2xs);font-weight:700;letter-spacing:.4px;text-transform:uppercase}.reveal-wiring{justify-self:start}.simulation-details{display:grid;gap:12px;padding-top:14px;border-top:1px solid var(--line)}.detail-block{display:grid;gap:7px}.detail-row{display:flex;align-items:baseline;justify-content:space-between;gap:8px;color:var(--text-muted);font:var(--text-2xs) var(--font-mono)}.detail-row strong{color:var(--text)}@media(max-width:1050px){.findings-panel{top:auto;right:12px;bottom:12px;left:12px;width:auto;max-height:55%}}@media(max-height:500px){.findings-panel{top:var(--toolbar-clear);right:auto;bottom:8px;left:8px;width:min(330px,45%);max-height:none}}.inspector-fault-toggle{display:flex;align-items:flex-start;gap:10px;padding:9px 10px;border:1px solid var(--danger-line);border-radius:var(--radius);background:var(--danger-soft);color:var(--text);cursor:pointer;font-size:var(--text-xs)}.inspector-fault-toggle input{width:16px;height:16px;margin:1px 0 0;accent-color:var(--danger-solid)}.inspector-fault-toggle strong{display:block;color:var(--danger);font-weight:700}.inspector-fault-toggle span span{display:block;margin-top:2px;color:var(--text-muted);line-height:1.4}.inspector-properties .segmented-control{align-self:start}.inspector-connect{padding-top:10px;border-top:1px solid var(--line);color:var(--text-muted);font-size:var(--text-xs)}.inspector-connect summary{cursor:pointer}.inspector-connect-fields{display:grid;gap:9px;margin-top:10px}.inspector-connect-fields .small-action{justify-self:start}.cable-summary{display:grid;gap:4px;padding:8px 10px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-raised);font-size:var(--text-xs);color:var(--text-muted)}.cable-summary strong{color:var(--text-strong);font-size:var(--text-sm)}.cable-mixed{color:var(--warn)}.cable-actions{display:flex;flex-wrap:wrap;gap:12px}.cable-damaged{display:grid;gap:8px;padding:10px 12px;border:1px solid var(--danger-line);border-radius:var(--radius);background:var(--danger-soft);color:var(--text);font-size:var(--text-xs);line-height:1.45}.cable-damaged button{justify-self:start}.cable-break{display:grid;gap:8px;color:var(--text-muted);font-size:var(--text-xs);line-height:1.45}.cable-break button{justify-self:start}}@layer legacy{.catalog-rail{display:flex;flex-direction:column;min-height:0;overflow:hidden;padding:16px 12px;border-right:1px solid var(--line);background:var(--surface-header)}.rail-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin:0 6px 14px}.rail-heading h2{margin-top:4px;font-size:var(--text-xl)}.search-box{display:flex;align-items:center;gap:8px;height:36px;margin-bottom:14px;padding:0 10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-sunken);color:var(--text-muted)}.search-box:focus-within{border-color:var(--focus)}.search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:var(--text-sm)}.search-box input::placeholder{color:var(--text-subtle)}.catalog-accordion,.catalog-list{display:grid;gap:6px}.rail-heading,.search-box,.rail-footnote{flex:none}.catalog-accordion{flex:1 1 auto;grid-auto-rows:max-content;align-content:start;min-height:0;margin:0 -4px;padding:0 4px 4px;overflow-y:auto;overscroll-behavior:contain}.catalog-list{grid-template-columns:minmax(0,1fr)}.catalog-group{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius)}.catalog-group-heading{display:flex;align-items:center;justify-content:space-between;width:100%;padding:9px 10px;border:0;background:var(--surface-panel);color:var(--text-muted);cursor:pointer;font-size:var(--text-2xs);font-weight:700;letter-spacing:.8px;text-align:left;text-transform:uppercase}.catalog-group-heading:hover{background:var(--surface-hover);color:var(--text-strong)}.catalog-group .catalog-list{padding:6px;border-top:1px solid var(--line);background:var(--surface-app)}.catalog-empty{padding:18px 6px;color:var(--text-muted);font-size:var(--text-xs);line-height:1.5}.catalog-card{display:grid;grid-template-columns:44px minmax(0,1fr);align-items:center;gap:10px;width:100%;min-height:56px;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-raised);color:var(--text);cursor:pointer;text-align:left;transition:border-color .15s,background .15s}.catalog-card:hover{border-color:var(--focus);background:var(--surface-hover)}.catalog-card:disabled{cursor:not-allowed;opacity:.45}.catalog-icon{display:grid;flex:none;place-items:center;width:44px;height:40px;border-radius:var(--radius);font-size:18px}.catalog-icon .iec-symbol{color:currentColor;zoom:.7}.catalog-icon-green{background:color-mix(in srgb,var(--ok) 16%,transparent);color:var(--ok)}.catalog-icon-coral{background:color-mix(in srgb,var(--accent-text) 16%,transparent);color:var(--accent-text)}.catalog-icon-amber{background:color-mix(in srgb,var(--warn) 16%,transparent);color:var(--warn)}.catalog-icon-blue{background:color-mix(in srgb,var(--info) 16%,transparent);color:var(--info)}.catalog-icon-violet{background:color-mix(in srgb,var(--violet) 16%,transparent);color:var(--violet)}.catalog-copy{display:grid;gap:3px;min-width:0}.catalog-copy strong{display:-webkit-box;overflow:hidden;color:var(--text-strong);font-size:var(--text-sm);font-weight:650;line-height:1.2;-webkit-box-orient:vertical;-webkit-line-clamp:2}.catalog-copy small{overflow:hidden;color:var(--text-muted);font-size:var(--text-2xs);text-overflow:ellipsis;white-space:nowrap}.rail-footnote{margin:14px 6px 0;padding-top:14px;border-top:1px solid var(--line)}.rail-footnote p{margin-top:6px;color:var(--text-muted);font-size:var(--text-xs);line-height:1.5}@media(max-width:700px){.editor-body.library-open .catalog-rail{position:fixed;z-index:15;top:auto;right:0;bottom:0;left:0;width:auto;max-height:72dvh;border-top:1px solid var(--line-strong);border-right:0;border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:var(--shadow-dialog)}.rail-footnote{display:none}}.catalog-card{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.catalog-rail.catalog-picking{opacity:.18;transition:opacity .15s}.catalog-drag-ghost{position:fixed;z-index:30;display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--accent);border-radius:var(--radius);background:var(--surface-panel);color:var(--text-strong);font-size:var(--text-sm);box-shadow:var(--shadow-float);transform:translate(-50%,calc(-100% - 28px));pointer-events:none}.catalog-drag-ghost .iec-symbol{transform:scale(.7)}.catalog-add-board{flex:none;display:flex;align-items:center;justify-content:center;gap:8px;height:34px;margin-bottom:14px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:transparent;color:var(--text);font-size:var(--text-sm);cursor:pointer}.catalog-add-board:hover{border-color:var(--accent);background:var(--surface-hover)}.catalog-card-locked .catalog-icon{opacity:.55}.catalog-title{display:flex;flex-wrap:wrap;align-items:center;gap:2px 6px;min-width:0}}@layer legacy{.workspace-dialog-backdrop{position:fixed;z-index:20;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:24px;background:var(--scrim);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.workspace-dialog{width:min(420px,100%);max-height:calc(100dvh - 48px);overflow:auto;border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-panel);color:var(--text);box-shadow:var(--shadow-dialog)}.workspace-dialog>header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line)}.dialog-field{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;padding:0 18px;color:var(--text);font-size:var(--text-sm)}.dialog-field+.dialog-field{border-top:1px solid var(--line)}.dialog-field>span{flex:none}.dialog-field>.ww-select{flex:0 1 260px;min-width:0}.dialog-field-hint{margin-top:-6px;padding:0 18px 10px;color:var(--text-muted);font-size:var(--text-xs);line-height:1.45}.segmented-control{display:flex;padding:2px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-sunken)}.segmented-control button{min-height:28px;padding:0 10px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);cursor:pointer;font-size:var(--text-xs);font-weight:600}.segmented-control button:hover{color:var(--text-strong)}.dialog-field select{min-height:32px;padding:0 28px 0 10px;border:1px solid var(--line-strong);border-radius:var(--radius);outline:0;background:var(--surface-sunken);color:var(--text-strong);cursor:pointer;font-size:var(--text-xs);font-weight:600}.dialog-field select:hover{border-color:var(--text-muted)}.dialog-field select:focus-visible{border-color:var(--focus);box-shadow:0 0 0 2px color-mix(in srgb,var(--focus) 30%,transparent)}.segmented-control button.active{background:var(--surface-hover);color:var(--text-strong);box-shadow:inset 0 0 0 1px var(--line-strong)}.dialog-section{margin:14px 18px 2px;color:var(--text-muted);font-size:var(--text-2xs);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.dialog-check{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 18px;border-top:1px solid var(--line);color:var(--text);cursor:pointer;font-size:var(--text-sm)}.dialog-check input,.view-popover input{width:16px;height:16px;margin:0;accent-color:var(--accent)}.workspace-dialog>.dialog-field-hint:last-child{margin-top:8px;padding-top:10px;border-top:1px solid var(--line)}.view-popover.MuiPaper-root{display:grid;gap:2px;width:288px;padding:12px;border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-panel);color:var(--text);box-shadow:var(--shadow-dialog)}.view-popover h3{margin:10px 4px 2px;color:var(--text-muted);font-size:var(--text-2xs);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.view-popover label{display:flex;align-items:center;gap:10px;min-height:34px;padding:0 6px;border-radius:var(--radius-sm);cursor:pointer;font-size:var(--text-sm)}.view-popover label:hover{background:var(--surface-hover)}.view-popover .dialog-note{margin:6px 4px 0}.view-popover-views button{flex:1 1 0;min-width:0;min-height:32px;font-size:var(--text-sm);white-space:nowrap}.view-popover-views button:disabled{cursor:not-allowed;opacity:.6}.view-popover-row{display:grid;gap:6px;padding:8px 6px 4px;font-size:var(--text-sm)}.view-popover-row .segmented-control button{flex:1 1 0;min-width:0;white-space:nowrap}.boards-popover.MuiPaper-root{width:min(360px,calc(100vw - 24px))}.boards-modes{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin:0 0 8px;padding:0 4px}.boards-modes-label{margin-right:2px;color:var(--text-muted);font:600 var(--text-xs) var(--font-sans)}.boards-tree{display:grid;gap:2px;margin:4px 0 0;padding:0;list-style:none}.boards-tree-row{display:flex;align-items:center;gap:6px;min-width:0;padding-right:4px;border-radius:var(--radius-sm)}.boards-tree-row:hover{background:var(--surface-hover)}.boards-tree-glyph{flex:none;align-self:flex-start;width:8px;height:22px;border-bottom:1px solid var(--line-strong);border-left:1px solid var(--line-strong);border-bottom-left-radius:4px}.boards-tree-name strong,.boards-tree-name span{overflow:hidden;max-width:100%;text-overflow:ellipsis;white-space:nowrap}.boards-tree-name strong{font-size:var(--text-sm)}.boards-tree-name span{color:var(--text-muted);font:500 var(--text-2xs) var(--font-mono)}.boards-popover-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;padding:10px 4px 0;border-top:1px solid var(--line)}.confirm-dialog{width:min(440px,100%)}.confirm-message{padding:16px 18px 4px;color:var(--text-muted);font-size:var(--text-sm);line-height:1.5}.confirm-actions{display:flex;justify-content:flex-end;gap:8px;padding:16px 18px 18px}.share-dialog{display:grid;gap:14px;padding:16px 18px 18px}.share-note{color:var(--text-muted);font-size:var(--text-sm);line-height:1.5}.share-option{display:flex;align-items:flex-start;gap:10px;color:var(--text);cursor:pointer;font-size:var(--text-sm)}.share-option input{width:16px;height:16px;margin:2px 0 0;accent-color:var(--accent)}.share-option strong{display:block;font-weight:600}.share-option-hint{display:block;margin-top:2px;color:var(--text-muted);font-size:var(--text-xs);line-height:1.45}.share-link{display:grid;gap:10px}.share-link-field{display:grid;gap:5px;color:var(--text-muted);font-size:var(--text-xs)}.share-link-field input{width:100%;padding:8px 10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-sunken);color:var(--text-strong);font:500 var(--text-sm) var(--font-mono)}.share-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.share-actions-badge{display:inline-flex;align-items:center;margin-right:auto}.share-error{padding:10px 12px;border:1px solid var(--danger-line);border-radius:var(--radius);background:var(--danger-soft);color:var(--danger);font-size:var(--text-xs);line-height:1.45}.feedback-kinds{display:flex;flex-wrap:wrap;gap:6px}.feedback-kind{padding:6px 12px;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface-raised);color:var(--text);cursor:pointer;font-size:var(--text-sm)}.feedback-kind.selected{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--text-strong);font-weight:600}.share-link-field textarea{width:100%;padding:8px 10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-sunken);color:var(--text-strong);font:inherit;font-size:var(--text-sm);resize:vertical}.feedback-include{display:flex;align-items:center;gap:8px;color:var(--text);font-size:var(--text-sm)}@media(max-height:500px){.workspace-dialog-backdrop:has(.feedback-form){padding:8px}.workspace-dialog:has(.feedback-form){max-height:calc(100dvh - 16px);scroll-padding-bottom:64px}.workspace-dialog:has(.feedback-form)>header{padding:8px 16px}.feedback-form{gap:10px;padding-bottom:0}.feedback-form textarea{height:76px;min-height:52px}.feedback-form .share-actions{position:sticky;bottom:0;margin:0 -18px;padding:10px 18px 12px;border-top:1px solid var(--line);background:var(--surface-panel)}}.account-body{display:grid;gap:10px;padding:14px 18px 18px}.account-who{display:grid;gap:2px}.account-who strong{color:var(--text-strong);font-size:var(--text-md)}.account-who span,.account-note{color:var(--text-muted);font-size:var(--text-sm)}.account-body .dialog-section{margin:6px 0 0}.account-plans{display:grid;gap:6px;margin:0;padding:0;list-style:none;font-size:var(--text-sm)}.account-plans li{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:2px 10px}.account-subscriptions li{display:grid;justify-content:stretch;gap:2px}.account-plans span{color:var(--text-muted)}.account-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-top:8px;padding-top:12px;border-top:1px solid var(--line)}.account-actions a{display:inline-flex;align-items:center;text-decoration:none}.account-delete{color:var(--danger)}.account-confirm{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:var(--text-xs);color:var(--text)}.plans-dialog{width:min(760px,100%)}.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;padding:16px 18px 6px}.plan-card{display:grid;grid-row:span 3;grid-template-rows:subgrid;align-items:start;gap:8px;padding:14px;border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-raised)}.plan-card h3{margin:0;color:var(--text-strong);font:700 var(--text-md) / 1.2 var(--font-display)}.plan-card p{margin:0;color:var(--text-muted);font-size:var(--text-sm);line-height:1.45}.plan-buy{display:grid;gap:6px;margin-top:4px}.plan-buy button.goal-primary{display:flex;flex-wrap:wrap;align-items:center;align-content:center;justify-content:center;column-gap:10px;row-gap:0}.plan-price{font-weight:700;white-space:nowrap}.plan-once-hint{color:var(--text-muted);font-size:var(--text-xs);line-height:1.4}.plan-buy a.goal-primary{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.plan-card>.plan-owned{margin-top:4px;align-self:start}.plan-owned{color:var(--ok);font-weight:700;font-size:var(--text-sm)}.plans-note{margin-top:8px;padding-top:8px}.account-subscription-problem span{color:var(--danger, var(--accent-text))}.my-circuits{gap:10px}.my-circuits-save{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);border-radius:var(--radius-lg);background:var(--accent-soft)}.my-circuits-current{display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px;min-width:0;color:var(--text-strong);font-size:var(--text-sm)}.my-circuits-actions{display:inline-flex;flex-wrap:wrap;gap:6px}.my-circuits-list{display:grid;gap:6px;margin:0;padding:0;list-style:none}.my-circuits-list li{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-panel);transition:border-color .15s}.my-circuits-list li:hover{border-color:var(--line-strong)}.my-circuits-list li>span{display:grid;min-width:0}.my-circuits-list strong{overflow:hidden;color:var(--text-strong);font-size:var(--text-md);text-overflow:ellipsis;white-space:nowrap}.my-circuit-delete{width:30px;height:30px;color:var(--text-muted);font-size:18px}.my-circuit-delete:hover{color:var(--danger)}.my-circuits-list small{color:var(--text-muted);font-size:var(--text-2xs)}.my-circuit-current{border-color:var(--accent)}.plans-note a,.account-legal a{color:var(--accent-text)}.account-legal{margin:0}.workspace-dialog.my-work-dialog{width:min(820px,100%);max-width:820px}.my-work-tools{display:flex;justify-content:flex-end;gap:8px}.my-work-tools select{min-height:32px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-raised);color:var(--text);font-size:var(--text-sm)}.my-circuits-list li{grid-template-columns:minmax(0,1fr) auto}.my-work-title{display:grid;min-width:0;padding:0;border:0;background:transparent;color:inherit;cursor:pointer;text-align:left}.my-work-title:hover strong{text-decoration:underline;text-underline-offset:2px}.my-circuits-list li>.my-work-actions{display:inline-flex;flex-wrap:nowrap;align-items:center;gap:6px}.my-circuits-list li>.my-work-confirm{display:inline-flex}.my-work-actions .icon-button{width:30px;height:30px;font-size:17px}.my-work-actions .small-action{display:inline-flex;align-items:center;gap:4px}.my-work-rename{display:flex;align-items:center;gap:6px;min-width:0}.my-work-rename input{flex:1;min-width:0;min-height:30px;padding:0 8px;border:1px solid var(--focus);border-radius:var(--radius);background:var(--surface-sunken);color:var(--text);font-size:var(--text-sm)}.my-work-confirm{display:inline-flex;flex-wrap:wrap;align-items:center;gap:8px;color:var(--text);font-size:var(--text-xs)}.my-work-copied{grid-column:1 / -1;color:var(--ok);font-size:var(--text-2xs)}@media(max-width:640px){.my-circuits-list li{grid-template-columns:minmax(0,1fr)}.my-circuits-list li>.my-work-actions{flex-wrap:wrap}}}.diagram-board-choice{display:inline-flex;align-items:center;gap:8px;margin-left:12px;font-size:var(--text-sm);color:var(--text-muted)}.diagram-board-choice .ww-select{min-width:160px}@media(max-width:640px){.sld-toolbar{flex-wrap:wrap}.diagram-board-choice{order:3;flex-basis:100%;margin-left:0}.diagram-board-choice .ww-select{flex:1}}@layer app{.boards-tree-row>.boards-tree-name{display:grid;flex:1 1 0;justify-content:stretch;justify-items:start;gap:2px;min-width:0;height:auto;min-height:44px;padding:4px 6px;text-align:left}.boards-tree-row>.ww-icon-button{flex:none}}@layer legacy{.learn-screen{position:relative;container-type:inline-size;display:grid;grid-template-rows:auto auto minmax(0,1fr);width:min(980px,100%);height:min(860px,calc(100dvh - 48px));overflow:hidden}.learn-head{display:flex;align-items:center;gap:12px;padding:18px 20px 12px}.learn-head-text{flex:1;min-width:0}.learn-head h2{font-size:var(--text-xl)}.learn-head p{margin-top:3px;color:var(--text-muted);font-size:var(--text-sm)}.learn-search{display:flex;align-items:center;gap:6px;width:250px;padding:6px 10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-sunken);color:var(--text-subtle)}.learn-search input{flex:1;min-width:0;border:0;background:transparent;color:var(--text);font:inherit;font-size:var(--text-sm);outline:none}.learn-search:focus-within{border-color:var(--accent)}.learn-tabs{display:flex;gap:4px;padding:0 20px;box-shadow:inset 0 -1px 0 var(--line);overflow-x:auto;overflow-y:hidden;scrollbar-width:none}.learn-tab{position:relative;display:flex;flex:none;align-items:center;gap:8px;padding:10px 12px 12px;border:0;background:transparent;color:var(--text-muted);cursor:pointer;font:inherit;font-size:var(--text-md);font-weight:600;white-space:nowrap}.learn-tab[aria-selected=true]{color:var(--text-strong)}.learn-tab[aria-selected=true]:after{content:"";position:absolute;right:10px;bottom:0;left:10px;height:3px;border-radius:3px 3px 0 0;background:var(--accent-solid)}.learn-tab-count{padding:0 7px;border-radius:999px;background:var(--surface-sunken);color:var(--text-subtle);font-size:var(--text-2xs);font-variant-numeric:tabular-nums}.learn-body{display:grid;grid-auto-rows:max-content;align-content:start;gap:14px;min-height:0;overflow:auto;padding:18px 20px 24px}.learn-continue{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;padding:14px 16px;border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);border-radius:var(--radius-lg);background:var(--accent-soft)}.learn-ring{--progress: 0;position:relative;display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:conic-gradient(var(--accent-solid) calc(var(--progress) * 1%),var(--line) 0)}.learn-ring:before{content:"";position:absolute;top:5px;right:5px;bottom:5px;left:5px;border-radius:50%;background:var(--accent-soft)}.learn-ring span{position:relative;color:var(--text-strong);font-size:var(--text-2xs);font-weight:700;font-variant-numeric:tabular-nums}.learn-continue-main{display:grid;gap:2px;min-width:0}.learn-continue-where{color:var(--accent-text);font:700 var(--text-2xs) var(--font-mono);letter-spacing:.6px;text-transform:uppercase}.learn-continue-main strong{color:var(--text-strong);font-family:var(--font-display);font-size:var(--text-lg)}.learn-continue-meta{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;color:var(--text-muted);font-size:var(--text-xs)}.learn-all-done{padding:12px 14px;border-radius:var(--radius);background:var(--ok-soft);color:var(--ok);font-size:var(--text-sm);font-weight:600}.learn-kind{display:inline-flex;align-items:center;gap:4px;padding:1px 8px;border-radius:999px;background:var(--surface-sunken);color:var(--text-muted);font-size:var(--text-2xs);font-weight:700;white-space:nowrap}.learn-kind-build{background:color-mix(in srgb,#2f6fd0 14%,transparent);color:color-mix(in srgb,#2f6fd0 80%,var(--text-strong))}.learn-kind-fix{background:var(--accent-soft);color:var(--accent-text)}.learn-kind-measure{background:var(--ok-soft);color:var(--ok)}.learn-kind-diagnose{background:var(--danger-soft);color:var(--danger)}.learn-kind-exam{background:color-mix(in srgb,#7a4cc2 16%,transparent);color:color-mix(in srgb,#7a4cc2 80%,var(--text-strong))}.learn-minutes{color:var(--text-subtle);font-size:var(--text-xs);font-variant-numeric:tabular-nums;white-space:nowrap}.learn-free{padding:1px 8px;border:1px solid var(--ok-line);border-radius:999px;background:var(--ok-soft);color:var(--ok);font-size:var(--text-2xs);font-weight:700;white-space:nowrap}.learn-unit{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface-raised)}.learn-unit-head{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;width:100%;padding:12px 14px;border:0;background:transparent;color:var(--text);cursor:pointer;font:inherit;text-align:left}.learn-unit-head:hover{background:var(--surface-hover)}.learn-unit-static{grid-template-columns:minmax(0,1fr);cursor:default}.learn-unit-static:hover{background:transparent}.learn-unit-number{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-panel);color:var(--text-muted);font:600 var(--text-sm) var(--font-mono)}.learn-unit-done .learn-unit-number{border-color:var(--ok-line);background:var(--ok-soft);color:var(--ok)}.learn-unit-current .learn-unit-number{border-color:var(--accent-solid);background:var(--accent-solid);color:var(--accent-contrast)}.learn-unit-text{display:grid;gap:2px;min-width:0}.learn-unit-text strong{color:var(--text-strong);font-family:var(--font-display);font-size:var(--text-md)}.learn-unit-text span{color:var(--text-muted);font-size:var(--text-xs)}.learn-unit-meta{display:flex;align-items:center;gap:10px}.learn-bar{width:84px;height:6px;overflow:hidden;border-radius:4px;background:var(--line)}.learn-bar i{display:block;height:100%;border-radius:4px;background:var(--ok)}.learn-count{color:var(--text-muted);font-size:var(--text-xs);font-weight:600;font-variant-numeric:tabular-nums}.learn-chevron{color:var(--text-subtle);transition:transform .15s}.learn-unit-head[aria-expanded=true] .learn-chevron{transform:rotate(180deg)}.learn-rows{display:grid;gap:2px;margin:0;padding:0 8px 8px;list-style:none}.learn-rows-labs{gap:6px;padding:0}.learn-row{display:grid;grid-template-columns:26px minmax(0,1fr) auto;align-items:center;gap:12px;width:100%;padding:9px 10px;border:1px solid transparent;border-radius:var(--radius);background:var(--surface-panel);color:var(--text);cursor:pointer;font:inherit;text-align:left}.learn-rows-labs .learn-row{border-color:var(--line)}.learn-row:hover,.learn-row:focus-visible{border-color:var(--accent);outline:none}.learn-row-active{border-color:var(--accent)}.learn-row-locked .learn-row-title{color:var(--text-muted)}.learn-status{display:grid;place-items:center;width:24px;height:24px;border:1.5px solid var(--line-strong);border-radius:50%;color:var(--text-subtle);font-size:var(--text-2xs);font-weight:700;font-variant-numeric:tabular-nums}.learn-status-done{border-color:var(--ok);background:var(--ok);color:var(--surface-panel)}.learn-status-doing{border-color:var(--accent-solid)}.learn-status-doing:after{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent-solid)}.learn-row-main{display:grid;gap:1px;min-width:0}.learn-row-title{color:var(--text-strong);font-size:var(--text-md);font-weight:600}.learn-row-summary{overflow:hidden;color:var(--text-muted);font-size:var(--text-xs);text-overflow:ellipsis;white-space:nowrap}.learn-row-state{color:var(--accent-text);font-size:var(--text-2xs);font-weight:700}.learn-row-side{display:flex;align-items:center;gap:8px}.learn-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.learn-group{display:grid;align-content:start;gap:8px;padding:12px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface-raised);color:var(--text);cursor:pointer;font:inherit;text-align:left}.learn-group:hover{border-color:var(--line-strong)}.learn-group[aria-selected=true]{border-color:var(--accent-solid);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-solid)}.learn-group-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.learn-group-icon{display:grid;place-items:center;width:32px;height:32px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-panel);color:var(--accent-text)}.learn-group strong{color:var(--text-strong);font-size:var(--text-md)}.learn-group-meta{display:flex;justify-content:space-between;gap:6px;color:var(--text-muted);font-size:var(--text-xs)}.learn-group-detail{display:grid;gap:8px}.learn-group-detail h3{margin:4px 0 0;color:var(--text-strong);font-family:var(--font-display);font-size:var(--text-lg)}.learn-group-summary{color:var(--text-muted);font-size:var(--text-sm)}.learn-upsell{padding:10px 12px;border:1px solid var(--warn-line);border-radius:var(--radius);background:var(--warn-soft);color:var(--warn-text);font-size:var(--text-sm)}.learn-exam-intro{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;color:var(--text-muted);font-size:var(--text-sm)}.learn-flag{padding:2px 10px;border:1px solid var(--line-strong);border-radius:999px;color:var(--text);font-size:var(--text-xs);font-weight:600}.learn-soon{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.learn-soon div{display:grid;gap:4px;padding:12px 14px;border:1px dashed var(--line-strong);border-radius:var(--radius-lg)}.learn-soon strong{color:var(--text-strong);font-size:var(--text-sm)}.learn-soon span{color:var(--text-muted);font-size:var(--text-xs)}.learn-empty{padding:28px;border:1px dashed var(--line-strong);border-radius:var(--radius-lg);color:var(--text-muted);text-align:center}@container (max-width: 760px){.learn-groups{grid-template-columns:repeat(3,minmax(0,1fr))}}@container (max-width: 560px){.learn-head{flex-wrap:wrap;padding:14px 14px 8px}.learn-head p{display:none}.learn-search{order:3;width:100%}.learn-free-canvas{margin-left:auto}.learn-tabs{padding:0 8px}.learn-tab{padding:10px 10px 12px;font-size:var(--text-sm)}.learn-body{gap:10px;padding:12px 12px 96px}.learn-continue{position:absolute;right:10px;bottom:10px;left:10px;z-index:2;gap:10px;padding:10px 12px;box-shadow:var(--shadow-dialog)}.learn-ring{width:40px;height:40px}.learn-continue-main strong{font-size:var(--text-md)}.learn-continue-meta{display:none}.learn-unit-head{gap:10px;padding:10px 12px}.learn-unit-text span,.learn-bar{display:none}.learn-row{grid-template-columns:24px minmax(0,1fr);gap:10px}.learn-row-side{flex-wrap:wrap;grid-column:2}.learn-row-summary{white-space:normal}.learn-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.learn-soon{grid-template-columns:1fr}}@media(max-width:600px){.workspace-dialog-backdrop:has(.learn-screen){padding:0}.learn-screen{position:relative;width:100%;height:100dvh;max-height:100dvh;border-radius:0}}.goal-card{position:absolute;z-index:7;bottom:16px;left:58px;display:grid;gap:12px;width:min(330px,calc(100% - 74px));max-height:calc(100% - var(--toolbar-clear) - 16px);overflow:auto;padding:14px 16px;border-radius:var(--radius-lg)}.goal-card-complete{border-color:var(--ok-line)}.goal-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.goal-card-header strong{display:block;margin-top:4px;color:var(--text-strong);font-size:var(--text-md)}.goal-list{display:grid;gap:9px;margin:0;padding:0;list-style:none}.goal{display:grid;grid-template-columns:18px minmax(0,1fr) auto;align-items:start;gap:10px;color:var(--text);font-size:var(--text-sm);line-height:1.45}.goal-answer{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px}.goal-answer>*{white-space:nowrap}.goal-try{padding:2px 8px;border:1px solid var(--accent-line, var(--line-strong));border-radius:999px;background:transparent;color:var(--accent-text, var(--text-strong));font:600 var(--text-2xs)/1.6 var(--font-sans);white-space:nowrap;cursor:pointer}.goal-try:hover,.goal-try:focus-visible{background:var(--surface-hover)}.goal-mark{display:grid;place-items:center;width:16px;height:16px;margin-top:2px;border:1.5px solid var(--line-strong);border-radius:4px;color:var(--surface-panel);font-size:var(--text-2xs);font-weight:800}.goal-passed .goal-mark{border-color:var(--ok);background:var(--ok)}.goal-failed .goal-mark{border-color:var(--danger);background:var(--danger)}.goal-failure{display:block;margin-top:3px;color:var(--danger);font-size:var(--text-xs)}.goal-note{color:var(--text-muted);font-size:var(--text-xs)}.goal-error{color:var(--danger)}.diagnosis{display:grid;gap:10px}.diagnosis .goal-note{margin:0}.diagnosis-field{display:grid;gap:6px;margin:0;padding:0;border:0;color:var(--text);font-size:var(--text-sm)}.diagnosis-field>strong,.diagnosis-field>legend{padding:0;margin-bottom:2px;color:var(--text-strong);font-size:var(--text-xs);font-weight:700}.diagnosis-place{padding:6px 8px;border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:var(--surface-sunken);overflow-wrap:anywhere}.diagnosis-place-empty{border-style:dashed;color:var(--text-muted)}.diagnosis-score{margin:0;color:var(--text-strong);font-size:var(--text-lg, 1.25rem);font-weight:800}.diagnosis-score.diagnosis-passed{color:var(--ok)}.diagnosis-score.diagnosis-failed{color:var(--danger)}.diagnosis-parts{display:grid;gap:4px;margin:0;padding-left:18px;color:var(--text);font-size:var(--text-sm)}.diagnosis-fault{margin:0;color:var(--text);font-size:var(--text-sm);font-weight:600}.diagnosis-how{display:block;margin-top:2px;color:var(--text-muted);font-size:var(--text-xs);line-height:1.4}.goal-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.goal-complete{display:grid;justify-items:center;gap:8px;padding:14px 4px 4px;border-top:1px solid var(--line);text-align:center}.goal-complete-badge{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--ok);color:var(--surface-panel);font-size:24px;font-weight:800;animation:goal-complete-pop .42s cubic-bezier(.2,1.4,.4,1) both,goal-complete-ring 1.2s ease-out .3s 2}.goal-complete strong{color:var(--ok);font-family:var(--font-display);font-size:var(--text-lg)}.goal-complete-missed .goal-complete-badge{background:var(--danger);animation:goal-complete-pop .42s cubic-bezier(.2,1.4,.4,1) both}.goal-complete-missed strong{color:var(--danger)}.goal-complete-close .goal-complete-badge{background:var(--warn-text);animation:goal-complete-pop .42s cubic-bezier(.2,1.4,.4,1) both}.goal-complete-close strong,.diagnosis-score.diagnosis-close{color:var(--warn-text)}.diagnosis-near{margin:0;padding:6px 10px;border-radius:var(--radius-sm);background:var(--warn-soft);color:var(--warn-text);font-size:var(--text-sm)}.goal-takeaway{color:var(--text);font-size:var(--text-sm);line-height:1.5}.goal-stats{color:var(--text-muted);font-size:var(--text-xs)}.goal-complete .goal-primary{margin-top:4px}@keyframes goal-complete-pop{0%{opacity:0;transform:scale(.4)}}@keyframes goal-complete-ring{0%{box-shadow:0 0 color-mix(in srgb,var(--ok) 45%,transparent)}to{box-shadow:0 0 0 14px transparent}}.hint-list{display:grid;gap:6px;margin:0;padding:10px 12px 10px 28px;border:1px solid var(--warn-line);border-radius:var(--radius);background:var(--warn-soft);color:var(--warn-text);font-size:var(--text-sm);line-height:1.45}.hint-steps{display:grid;gap:6px}.hint-steps>ol{display:grid;gap:5px;margin:0;padding-left:20px;overflow-wrap:anywhere}.hint-steps .goal-note{margin:0}.goal-card-footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}.goal-card-minimized{position:absolute;z-index:7;bottom:16px;left:58px;display:flex;align-items:center;gap:10px;max-width:calc(100% - 74px);height:40px;padding:0 14px;border-radius:20px;cursor:pointer;font-size:var(--text-xs);white-space:nowrap}.goal-card-minimized strong{overflow:hidden;color:var(--text-strong);text-overflow:ellipsis}.goal-card-minimized.goal-card-complete{border-color:var(--ok-line)}.goal-card-progress{color:var(--text-muted)}@media(max-width:1050px){.goal-card{right:12px;bottom:12px;left:12px;width:auto;max-height:45%}.goal-card-minimized{bottom:12px;left:12px}}@media(max-height:500px){.goal-card{top:var(--toolbar-clear);right:auto;bottom:8px;left:8px;width:min(300px,45%);max-height:none}.goal-card-minimized{bottom:8px;left:50px}}.goal-rules{display:grid;gap:3px;margin:0;padding:7px 10px 7px 26px;border-radius:var(--radius);background:var(--surface-sunken);color:var(--text-muted);font-size:var(--text-2xs);line-height:1.45}.goal-rules-broken{background:var(--danger-soft);color:var(--danger)}.parts-tray{position:absolute;z-index:6;top:var(--toolbar-clear);left:16px;display:grid;gap:6px;width:min(240px,calc(100% - 32px));max-height:calc(100% - var(--toolbar-clear) - 16px);overflow:auto;padding:10px 12px;border:1px solid var(--accent);border-radius:var(--radius-lg);background:var(--surface-panel);box-shadow:var(--shadow-float)}.parts-tray header{display:flex;align-items:center;justify-content:space-between}.parts-count{display:grid;place-items:center;min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--accent-soft);color:var(--accent-text);font-size:var(--text-2xs);font-weight:700}.parts-hint{margin:0;color:var(--text-muted);font-size:var(--text-2xs);line-height:1.4}.parts-tray ul{display:grid;gap:4px;margin:0;padding:0;list-style:none}.parts-item{display:grid;width:100%;gap:1px;padding:6px 9px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:var(--surface-raised);color:var(--text);text-align:left;cursor:grab}.parts-item:hover{border-color:var(--accent)}.parts-item:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.parts-item strong{color:var(--text-strong);font-size:var(--text-sm)}.parts-item span{color:var(--text-muted);font-size:var(--text-2xs)}.builder-active .parts-tray{left:424px}@media(max-width:700px){.parts-tray{top:var(--toolbar-clear);left:8px;width:auto;right:8px;max-height:40%}.parts-tray ul{grid-auto-flow:column;grid-auto-columns:max-content;overflow-x:auto}.builder-active .parts-tray{left:8px}.flow-wrap:has(.builder-trying) .parts-tray{top:calc(var(--toolbar-clear) + 56px)}}.check-steps{display:grid;gap:6px;margin:0;padding:8px 10px;border:1px solid var(--line);border-radius:var(--radius-sm, 6px)}.check-steps legend{padding:0 4px;color:var(--text-muted);font-size:var(--text-2xs);font-weight:700;letter-spacing:.4px;text-transform:uppercase}.check-step{display:grid;grid-template-columns:1fr auto;align-items:center;gap:6px}.check-step-actions{display:flex;flex-wrap:wrap;gap:12px}.workspace-dialog.exercise-brief-dialog{width:min(620px,100%)}.exercise-brief{display:grid;gap:12px;max-height:60vh;overflow-y:auto;padding:18px 18px 4px;color:var(--text);font-size:var(--text-sm);line-height:1.6}.exercise-brief p{margin:0}.exercise-brief-dialog .dialog-actions{display:flex;justify-content:flex-end;padding:12px 18px 18px}.tutorial-offer{display:grid;gap:4px;min-height:0;width:calc(100% - 36px);margin:16px 18px 0;border-color:var(--accent);background:var(--accent-soft);text-align:left}.tutorial-offer .exercise-card-meta{color:var(--accent-text)}}.learn-practice-banner{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;padding:16px;border:1px solid color-mix(in srgb,var(--info) 45%,transparent);border-radius:var(--radius-lg);background:linear-gradient(135deg,color-mix(in srgb,var(--info) 16%,var(--surface-raised)),var(--surface-raised) 70%)}.learn-practice-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:var(--radius);background:color-mix(in srgb,var(--info) 22%,var(--surface-panel));color:var(--info);font-size:28px}.learn-practice-text{display:grid;gap:3px;min-width:0}.learn-practice-text strong{font-size:var(--text-lg, 18px);line-height:1.25}.learn-practice-text>span:last-child{color:var(--text-muted);font-size:var(--text-sm)}.learn-practice-eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:6px;color:var(--info);font:600 var(--text-xs) / 1.3 var(--font-sans);letter-spacing:.04em;text-transform:uppercase}@media(max-width:560px){.learn-practice-banner{grid-template-columns:auto minmax(0,1fr);gap:12px;padding:14px}.learn-practice-banner>.ui-button,.learn-practice-banner>button{grid-column:1 / -1}}@layer legacy{.builder-panel{position:absolute;z-index:8;top:12px;bottom:16px;left:16px;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;width:min(392px,calc(100% - 32px));border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-panel);color:var(--text);box-shadow:var(--shadow-float)}.builder-grab{display:none}.builder-header{display:flex;align-items:flex-start;gap:10px;padding:14px 16px 10px}.builder-heading{flex:1;min-width:0}.builder-header h2{margin-top:3px}.builder-header-nav{display:none}.builder-progress{padding:0 16px 12px;border-bottom:1px solid var(--line)}.builder-progress ol{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;margin:0;padding:0;list-style:none}.builder-progress button{display:grid;gap:6px;width:100%;padding:0;border:0;background:transparent;color:var(--text-subtle);cursor:pointer;font-size:var(--text-2xs);font-weight:600;text-align:left}.builder-progress button:disabled{cursor:default}.builder-progress i{height:4px;border-radius:4px;background:var(--line)}.builder-progress span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.builder-progress .done i{background:var(--ok)}.builder-progress .done{color:var(--text-muted)}.builder-progress .active i{background:var(--accent-solid)}.builder-progress .active{color:var(--text-strong)}.builder-progress button:not(:disabled):hover span{color:var(--text-strong)}.builder-body{display:grid;grid-template-columns:minmax(0,1fr);align-content:start;gap:12px;min-height:0;overflow:auto;padding:14px 16px}.builder-copy{color:var(--text-muted);font-size:var(--text-sm);line-height:1.5}.builder-hint{color:var(--text-subtle);font-size:var(--text-xs);line-height:1.45}.builder-note{padding:8px 10px;border:1px solid var(--warn-line);border-radius:var(--radius);background:var(--warn-soft);color:var(--warn-text);font-size:var(--text-xs);line-height:1.45}.builder-note:empty{display:none}.section-label{color:var(--text-subtle);font-size:var(--text-2xs);font-weight:700;letter-spacing:.6px;text-transform:uppercase}.builder-footer{display:grid;gap:10px;padding:10px 16px 14px;border-top:1px solid var(--line)}.builder-status{display:flex;align-items:flex-start;gap:8px;margin:0;font-size:var(--text-xs);font-weight:600;line-height:1.4}.builder-status-dot{flex:none;width:8px;height:8px;margin-top:4px;border-radius:50%;background:currentColor}.builder-status-ok{color:var(--ok)}.builder-status-bad{color:var(--danger)}.builder-status-info{color:var(--text-muted);font-weight:500}.builder-footer-actions{display:flex;align-items:center;justify-content:space-between;gap:8px}.builder-footer-actions .goal-primary,.builder-footer-actions .small-action{display:inline-flex;align-items:center;gap:6px}.builder-footer-group{display:flex;gap:8px}.builder-group{display:grid;gap:8px}.builder-group h3{margin:0;color:var(--text-strong);font-size:var(--text-sm)}.segmented{display:grid;grid-auto-columns:minmax(0,1fr);grid-auto-flow:column;gap:2px;padding:3px;border-radius:var(--radius);background:var(--surface-sunken);box-shadow:inset 0 0 0 1px var(--line)}.segmented button{min-height:30px;padding:4px 8px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);cursor:pointer;font-size:var(--text-xs);font-weight:600;line-height:1.25}.segmented button:hover{color:var(--text-strong)}.segmented button[aria-checked=true]{background:var(--surface-panel);color:var(--text-strong);box-shadow:0 1px 3px #00000024,inset 0 0 0 1px var(--line-strong)}.segmented button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.check-list{display:grid;gap:8px;margin:0;padding:0;list-style:none}.check-card{position:relative;display:grid;gap:6px;padding:10px 10px 9px 12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-raised);transition:border-color .15s,box-shadow .15s}.check-card:hover{border-color:var(--line-strong)}.check-bad{border-color:var(--danger-line);background:color-mix(in srgb,var(--danger-soft) 70%,var(--surface-raised))}.check-card-sentence{display:grid;gap:4px;padding-right:30px}.check-sentence{color:var(--text-strong);font-size:var(--text-md);line-height:1.95;overflow-wrap:anywhere}.check-generated{color:var(--text-subtle);font-size:var(--text-2xs);line-height:1.4}.chip{display:inline-block;margin:0 1px;padding:0 7px 0 5px;border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:var(--surface-panel);color:var(--text-strong);font:inherit;font-size:var(--text-sm);font-weight:600;line-height:1.6;vertical-align:baseline;white-space:nowrap}button.chip{cursor:pointer}button.chip:hover,button.chip[aria-expanded=true]{border-color:var(--accent);color:var(--accent-text)}button.chip:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.chip-word{padding:0 6px 0 7px;border-style:dashed}button.chip-word:after{content:"";display:inline-block;margin-left:4px;border-top:5px solid currentColor;border-right:4px solid transparent;border-left:4px solid transparent;vertical-align:.15em;opacity:.55}.chip-static{border-color:transparent;background:transparent;padding-inline:1px}.chip-static.chip-word{border:0}.chip-mark{width:14px!important;height:14px!important;margin-right:4px;color:var(--accent-text);vertical-align:-2px}.check-more{position:absolute;top:6px;right:6px;display:grid;place-items:center;width:30px;height:30px;padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-subtle);cursor:pointer}.check-more:hover{background:var(--surface-hover);color:var(--text-strong)}.check-reason{margin:0;color:var(--danger);font-size:var(--text-xs);line-height:1.4}.check-meta{display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;font-size:var(--text-xs)}.check-result{display:inline-flex;align-items:center;gap:4px;font-weight:600}.check-good .check-result{color:var(--ok)}.check-bad .check-result{color:var(--danger)}.check-result-pending{color:var(--text-subtle);font-weight:500}.check-pending .check-sentence{opacity:.8}.check-show{display:inline-flex;align-items:center;gap:3px;padding:2px 0;border:0;background:transparent;color:var(--text-muted);cursor:pointer;font:inherit;font-weight:600}.check-show:hover{color:var(--accent-text)}.check-toggle{display:inline-flex;align-items:center;gap:6px;margin-left:auto;color:var(--text-muted);font-weight:600;cursor:pointer}.check-toggle input{width:16px;height:16px;margin:0;accent-color:var(--accent)}.check-tag{padding:1px 8px;border-radius:999px;background:var(--surface-sunken);color:var(--text-subtle);font-size:var(--text-2xs);font-weight:700}.check-expanded{display:grid;gap:8px;margin-top:4px;padding-top:8px;border-top:1px dashed var(--line)}.check-expanded-actions{display:flex;gap:12px;justify-content:flex-end}.check-wording{display:grid;gap:4px;color:var(--text-muted);font-size:var(--text-xs)}.builder-panel textarea{width:100%;padding:7px 9px;font:inherit;font-size:var(--text-sm);resize:vertical}.check-options{display:grid;gap:8px}.check-options-title{color:var(--text-muted);font-size:var(--text-xs);font-weight:600}.check-steps{display:grid;gap:6px;margin:0;padding:0;border:0;font-size:var(--text-xs)}.check-steps legend{margin-bottom:4px;color:var(--text-muted)}.check-step{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:6px}.check-step-actions{display:flex;gap:12px}.check-extra{border-style:dashed;background:transparent}.check-extra .check-sentence{color:var(--text-muted)}.check-extra-actions{display:flex;align-items:center;gap:10px}.check-extra-actions .small-action{display:inline-flex;align-items:center;gap:4px}.menu-danger.MuiMenuItem-root{color:var(--danger)}.add-check-row{display:grid;gap:6px}.add-check-button{display:flex;align-items:center;justify-content:center;gap:6px;min-height:42px;border:1.5px dashed var(--line-strong);border-radius:var(--radius);background:transparent;color:var(--accent-text);cursor:pointer;font:inherit;font-size:var(--text-sm);font-weight:600}.add-check-button:hover{border-color:var(--accent);background:var(--accent-soft)}.add-check-row .builder-hint{margin:0;text-align:center}.choice-popover.MuiPaper-root{min-width:200px;margin-top:4px;padding:6px;border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-panel);color:var(--text);box-shadow:var(--shadow-float)}.choice-list{display:grid;gap:2px}.choice-title{padding:4px 8px 6px;color:var(--text-subtle);font-size:var(--text-2xs);font-weight:700;letter-spacing:.6px;text-transform:uppercase}.choice-option{display:flex;align-items:center;gap:8px;min-height:36px;padding:6px 8px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text);cursor:pointer;font:inherit;font-size:var(--text-sm);text-align:left}.choice-option:hover,.choice-option:focus-visible{background:var(--surface-hover);outline:none}.choice-option[aria-checked=true]{color:var(--accent-text);font-weight:600}.choice-tick{width:16px!important;height:16px!important;margin-left:auto}.choice-number{margin:0 8px 6px;padding:6px 8px;font:inherit;font-size:var(--text-sm)}.choice-number-refused{border-color:var(--danger);outline-color:var(--danger)}.choice-done{justify-self:end;margin:4px 8px 2px}.choice-sheet{display:grid;gap:8px}.choice-sheet-head{display:flex;align-items:flex-start;gap:8px}.choice-sheet-head .check-sentence{color:var(--text-muted);font-size:var(--text-sm)}.choice-sheet .choice-option{min-height:50px;padding:0 12px;border-top:1px solid var(--line);border-radius:0;font-size:var(--text-md)}.device-suggestions{display:grid;gap:6px;padding:10px;border:1px solid var(--accent);border-radius:var(--radius);background:var(--accent-soft)}.device-suggestion{display:flex;align-items:flex-start;gap:8px;padding:4px 6px;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text);cursor:pointer;font:inherit;text-align:left}.device-suggestion:hover{background:var(--surface-panel)}.device-suggestion-plus{color:var(--accent-text);font-weight:800;line-height:1.9}.device-suggestion .check-sentence{font-size:var(--text-sm);line-height:1.8}.add-check{display:grid;gap:12px}.intents{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.intent{display:grid;align-content:start;gap:3px;padding:10px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-raised);color:var(--text);cursor:pointer;font:inherit;text-align:left}.intent:hover:not(:disabled){border-color:var(--line-strong)}.intent[aria-checked=true]{border-color:var(--accent-solid);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-solid)}.intent:disabled{cursor:default;opacity:.5}.intent-icon{display:grid;place-items:center;width:28px;height:28px;margin-bottom:3px;border-radius:var(--radius-sm);background:var(--surface-sunken);color:var(--accent-text)}.intent strong{color:var(--text-strong);font-size:var(--text-sm)}.intent span:last-child{color:var(--text-muted);font-size:var(--text-2xs);line-height:1.35}.candidates{display:grid;gap:8px;padding:10px 12px;border:1px solid var(--line-strong);border-radius:var(--radius)}.candidate-list{display:grid;gap:6px}.candidate{display:flex;align-items:flex-start;gap:10px;padding:6px 10px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface-raised);color:var(--text);cursor:pointer;font:inherit;text-align:left}.candidate[aria-checked=true]{border-color:var(--accent-solid)}.candidate-radio{flex:none;width:16px;height:16px;margin-top:6px;border:1.5px solid var(--line-strong);border-radius:50%}.candidate[aria-checked=true] .candidate-radio{border:5px solid var(--accent-solid)}.candidate .check-sentence{font-size:var(--text-sm);line-height:1.8}.starter-modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.starter-mode{display:grid;align-content:start;gap:4px;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-raised);color:var(--text);cursor:pointer;font:inherit;text-align:left}.starter-mode:hover{border-color:var(--line-strong)}.starter-mode[aria-checked=true]{border-color:var(--accent-solid);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent-solid)}.starter-mode:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.starter-mode strong{color:var(--text-strong);font-size:var(--text-xs)}.starter-mode span{color:var(--text-muted);font-size:var(--text-2xs);line-height:1.35}.starter-thumb{width:100%;height:36px;border-radius:var(--radius-sm);background:var(--surface-panel)}.thumb-device{fill:var(--surface-sunken);stroke:var(--line-strong)}.thumb-tray{fill:none;stroke:var(--line-strong);stroke-dasharray:4 3}.thumb-wire-l{fill:none;stroke:#8a5a2b;stroke-width:2}.thumb-wire-n{fill:none;stroke:#2f6fd0;stroke-width:2}.start-meter{display:grid;gap:8px;padding:10px 12px;border-radius:var(--radius);background:var(--surface-sunken);box-shadow:inset 0 0 0 1px var(--line)}.start-meter-title{margin:0;color:var(--text-strong);font-size:var(--text-sm);font-weight:700}.start-meter-bars{display:flex;gap:4px}.start-meter-bars i{flex:1;height:7px;border-radius:3px;background:var(--line)}.start-meter-bars i.todo,.start-meter-legend li.todo i{background:var(--accent-solid)}.start-meter-bars i.fine,.start-meter-legend li.fine i{background:var(--line-strong)}.start-meter-legend{display:grid;gap:4px;margin:0;padding:0;list-style:none}.start-meter-legend li{display:grid;grid-template-columns:10px minmax(0,1fr);align-items:baseline;column-gap:8px;color:var(--text);font-size:var(--text-xs);line-height:1.4}.start-meter-legend li i{width:10px;height:10px;border-radius:2px;background:var(--line)}.start-meter-legend small{grid-column:2;color:var(--text-subtle);font-size:var(--text-2xs)}.start-meter-legend li.todo small{color:var(--accent-text)}.rules-section{gap:8px;padding-top:12px;border-top:1px solid var(--line)}.rules-summary{display:grid;gap:4px;margin:0;padding:8px 10px;border:1px solid var(--line);border-radius:var(--radius);list-style:none;font-size:var(--text-xs)}.rules-summary li{display:flex;justify-content:space-between;gap:8px;color:var(--text-muted)}.rules-summary strong{color:var(--text);font-weight:600;text-align:right}.rules-fields{display:grid;gap:6px}.rules-section .builder-hint{margin:0}.publish-tabs{display:none!important}.publish-fields{display:grid;gap:12px}.builder-field{display:grid;gap:5px}.builder-field>span{display:flex;justify-content:space-between;gap:8px;color:var(--text-strong);font-size:var(--text-xs);font-weight:600}.builder-field>span small{color:var(--text-subtle);font-weight:500}.builder-field input,.builder-field textarea{width:100%;padding:8px 10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-sunken);color:var(--text);font:inherit;font-size:var(--text-sm)}.builder-field input:focus,.builder-field textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px var(--accent-soft)}.builder-field>.text-action{justify-self:start}.builder-hints{display:grid;gap:6px;margin:0;padding:0;list-style:none}.builder-hints li{display:grid;grid-template-columns:22px minmax(0,1fr);align-items:start;gap:8px}.hint-number{display:grid;place-items:center;width:22px;height:22px;margin-top:7px;border-radius:50%;background:var(--surface-sunken);color:var(--text-muted);font-size:var(--text-2xs);font-weight:700}.words-ready{display:flex;flex-wrap:wrap;gap:6px;margin:0}.words-ready span{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:999px;background:var(--surface-sunken);color:var(--text-subtle);font-size:var(--text-2xs);font-weight:700}.words-ready span.done{background:var(--ok-soft);color:var(--ok)}.builder-preview{display:grid;gap:8px;padding:16px;border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-panel);color:var(--text)}.builder-preview h3{margin:0;color:var(--text-strong);font-family:var(--font-display);font-size:var(--text-lg)}.builder-preview 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440px));box-shadow:var(--shadow-float)}.builder-preview-inline{display:none}.device-node.check-focus-on,.device-node-realistic.check-focus-on{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 28%,transparent),var(--shadow-node)}.device-node.check-focus-off,.device-node-realistic.check-focus-off,.check-focusing .react-flow__edge{opacity:.35;transition:opacity .15s}.show-toast{position:absolute;z-index:9;bottom:20px;left:calc(50% + 200px);display:flex;align-items:center;gap:12px;max-width:min(520px,calc(100% - 460px));padding:10px 12px 10px 14px;border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-panel);box-shadow:var(--shadow-float);color:var(--text);transform:translate(-50%)}.show-steps{display:flex;gap:4px}.show-steps i{width:16px;height:4px;border-radius:3px;background:var(--line)}.show-steps i.on{background:var(--accent-solid)}.show-text{display:grid;flex:1;gap:2px;min-width:0;font-size:var(--text-sm)}.show-text strong{color:var(--text-strong)}.show-text small{color:var(--text-subtle);font-size:var(--text-2xs)}.show-result{display:inline-flex;align-items:center;gap:4px;font-size:var(--text-xs);font-weight:600}.show-result.pass{color:var(--ok)}.show-result.fail{color:var(--danger)}.builder-active .findings-panel{left:424px}.builder-active .react-flow__controls{margin-left:424px}.goal-community{color:var(--text-subtle);font-size:var(--text-2xs)}@media(max-width:1050px){.builder-active .findings-panel{left:12px}.builder-preview-canvas{display:none}.builder-preview-inline{display:grid}.publish-tabs{display:grid!important}.publish-fields-hidden{display:none}}@media(max-width:700px){.builder-active .react-flow__controls{display:none}.builder-panel{top:auto;right:0;bottom:0;left:0;width:auto;height:58%;border-width:1px 0 0;border-radius:16px 16px 0 0;grid-template-rows:auto auto auto minmax(0,1fr) auto;transition:height .2s ease}.builder-panel[data-sheet=full]{height:calc(100% - 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18px);right:8px;top:auto;bottom:8px;max-width:none;transform:none}}.lock-toggle{display:inline-grid;flex:none;place-items:center;width:22px;height:22px;margin-left:4px;padding:0;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text-subtle);font-size:14px;line-height:1;cursor:pointer}button.lock-toggle:hover{border-color:var(--line-strong);color:var(--text-strong)}button.lock-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.lock-locked,.lock-fixed{color:var(--accent-text)}.lock-partial{color:var(--accent-text);opacity:.6}.lock-fixed{cursor:default}.device-node-head .lock-toggle{margin-left:auto;margin-right:4px;width:20px;height:20px;font-size:13px}.property-name{display:inline-flex;align-items:center;gap:2px}.inspector-lock-row{color:var(--text-muted);font-size:var(--text-xs)}}@layer legacy{.session-chip{display:inline-flex;flex:none;align-items:center;gap:5px;padding:4px 9px;border:1px solid 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var(--font-mono)!important;letter-spacing:3px;text-transform:uppercase}.follow-banner{max-width:min(640px,calc(100% - 32px));flex-wrap:wrap;border-color:var(--ok-line);background:var(--ok-soft);color:var(--text-strong)}.follow-banner-text{display:grid;flex:1 1 180px;gap:2px}.follow-banner-text strong{font-weight:650}.follow-banner-text span{color:var(--warn-text)}.follow-banner-actions{display:flex;flex-wrap:wrap;gap:6px}.inspector-fieldset{display:contents;min-width:0;margin:0;padding:0;border:0}@media(max-width:700px){.session-chip-count{display:none}.follow-code{font-size:36px}.follow-banner{top:var(--toolbar-clear);width:calc(100% - 16px);max-width:none}}.teacher-pointer{position:absolute;top:0;left:0;z-index:1000;display:flex;align-items:flex-start;gap:2px;transform-origin:0 0;pointer-events:none;transition:transform 70ms linear}.teacher-pointer svg{flex:none;overflow:visible}.teacher-pointer 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var(--line);border-radius:var(--radius);background:var(--surface-raised)}.guide-part{fill:none;stroke:var(--text-muted);stroke-width:1.5}.guide-part-housing{fill:var(--surface-panel);stroke:var(--line-strong)}.guide-part-face{fill:var(--surface-hover);stroke:var(--line)}.guide-part-toggle{fill:var(--symbol-protection);stroke:none;opacity:.85}.guide-part-button,circle.guide-part-test{fill:var(--surface-raised);stroke:var(--text-muted)}.guide-part-window{fill:color-mix(in srgb,var(--warn) 55%,transparent);stroke:none}.guide-part-hole{fill:var(--text-strong);stroke:none}text.guide-part-label,text.guide-part-test{fill:var(--text-muted);stroke:none;font:700 9px var(--font-mono);text-anchor:middle}path.guide-part-label{stroke:var(--text-muted)}.guide-screw{fill:var(--surface-raised);stroke:var(--text-muted);stroke-width:1.5;transition:r .12s}.guide-screw-slot{stroke:var(--text-muted);stroke-width:1.2}.guide-marking{fill:var(--text);font:700 10px var(--font-mono);text-anchor:middle}.guide-marking-right{text-anchor:start}.guide-marking-left{text-anchor:end}.guide-terminal-active .guide-screw{fill:color-mix(in srgb,var(--focus) 35%,transparent);stroke:var(--focus);stroke-width:2.5}.guide-terminal-active .guide-marking{fill:var(--focus)}.guide-table-wrap{overflow-x:auto}.guide-terminals{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.guide-terminals th{padding:6px 8px;border-bottom:1px solid var(--line-strong);color:var(--text-muted);font-size:var(--text-xs);text-align:left;white-space:nowrap}.guide-terminals td{padding:8px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.4}.guide-terminals td:first-child,.guide-terminals td:nth-child(2){white-space:nowrap}.guide-terminals tr{cursor:default;outline:none}.guide-terminals tbody tr:hover,.guide-terminals tbody tr:focus-visible,.guide-row-active{background:var(--surface-hover)}.guide-terminals tbody tr:focus-visible{box-shadow:inset 3px 0 0 var(--focus)}.guide-terminals code{font-family:var(--font-mono);font-size:var(--text-xs)}.guide-settings{display:grid;gap:8px;margin:0}.guide-settings dt{color:var(--text-strong);font-weight:650}.guide-settings dd{margin:2px 0 0;color:var(--text-muted);line-height:1.5}.guide-mistakes{display:grid;gap:6px;margin:0;padding-left:20px;line-height:1.5}.guide-practise .goal-primary,.guide-practise .small-action{justify-self:start}.catalog-row{position:relative}.catalog-row .catalog-card{padding-right:40px}.catalog-info{position:absolute;top:4px;right:4px;display:grid;place-items:center;width:32px;height:32px;padding:0;border:0;border-radius:var(--radius-sm);background:transparent;color:var(--text-muted);font-size:18px;cursor:pointer}.catalog-info:hover{background:var(--surface-hover);color:var(--text-strong)}.catalog-info:focus-visible{outline:2px solid var(--focus);outline-offset:1px}@media(max-width:720px){.workspace-dialog-backdrop:has(.guide-dialog){padding:0}.workspace-dialog.guide-dialog{width:100%;height:100dvh;max-height:100dvh;border:0;border-radius:0}.guide-pictures{grid-template-columns:1fr}.guide-terminals thead{display:none}.guide-terminals tr{display:grid;grid-template-columns:auto 1fr;column-gap:12px;padding:8px 4px;border-bottom:1px solid var(--line)}.guide-terminals td{padding:2px 4px;border:0}.guide-terminals td:nth-child(3),.guide-terminals td:nth-child(4){grid-column:1 / -1}.guide-terminals td:nth-child(4){color:var(--text-muted)}.guide-terminals td:nth-child(4):before{content:attr(data-label) ": "}}.guide-part-lens{fill:var(--surface-hover);stroke:var(--line-strong)}.device-node-realistic{position:relative;color:var(--text)}.device-node-realistic 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#34473b}.front-lens-yellow{--lens-lit: #fde047;--lens-edge: #ca8a04;--lens-glow: rgba(253, 224, 71, .85);--lens-dark: #56502f}.front-lens-white{--lens-lit: #ffffff;--lens-edge: #94a3b8;--lens-glow: rgba(255, 255, 255, .9);--lens-dark: #8a939c}.front-lens-blue{--lens-lit: #60a5fa;--lens-edge: #1d4ed8;--lens-glow: rgba(96, 165, 250, .85);--lens-dark: #27466e}.front-live .guide-part-lens[data-lamp=pulse].front-lamp-lit{animation:meter-pulse 1s steps(2,jump-none) infinite}@keyframes meter-pulse{50%{opacity:.25}}@media(prefers-reduced-motion:reduce){.front-live .guide-part-lens[data-lamp=pulse].front-lamp-lit{animation:none}}.guide-reading{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:9px}.wire-clamp{fill:none;stroke-width:2.5;pointer-events:none}.react-flow__edge-path.wire-realistic{pointer-events:none}.realistic-caption-rail{width:auto;max-width:none;transform:none}.realistic-caption-rail strong{font-size:10px;font-weight:600}.device-node-energymeter 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1fr;background:var(--surface-canvas);color:var(--text)}.sld-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--surface-panel)}.sld-toolbar h2{margin:0;font-size:16px}.sld-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.sld-actions .small-action{display:inline-flex;align-items:center;gap:6px}.sld-body{overflow:auto;padding:20px 16px 40px}.sld-paper{width:max-content;max-width:none;margin:0 auto;border-radius:4px;box-shadow:var(--shadow-dialog)}.sld-sheet{display:block}.sld-empty{margin:0 auto 16px;max-width:520px;color:var(--text-muted);text-align:center}.sld-schedule{width:min(1100px,100%);margin:20px auto 0;border-collapse:collapse;background:var(--surface-panel);font-size:var(--text-sm)}.sld-schedule th{padding:8px;border-bottom:1px solid var(--line-strong);color:var(--text-muted);font-size:var(--text-xs);text-align:left;white-space:nowrap}.sld-schedule td{padding:8px;border-bottom:1px solid var(--line);vertical-align:top}.sld-schedule-notes{color:var(--warn)}.sld-unusual{width:min(1100px,100%);margin:20px auto 0;padding:12px 16px;border:1px solid var(--warn);border-radius:var(--radius);background:var(--surface-panel)}.sld-unusual h3{margin:0 0 6px;font-size:var(--text-sm)}.sld-unusual ul{margin:0;padding-left:20px}@media print{@page{size:A4 landscape;margin:10mm}body *{visibility:hidden}.sld-view,.sld-view *{visibility:visible}.sld-view{position:absolute;top:0;right:0;bottom:0;left:0;display:block;background:#fff;color:#0f1b20}.sld-toolbar{display:none}.sld-body{overflow:visible;padding:0}.sld-paper{box-shadow:none}.sld-sheet{width:100%;height:auto;max-height:180mm}.sld-schedule,.sld-unusual{width:100%;background:#fff;color:#0f1b20;break-before:page}.sld-schedule th,.sld-schedule td{border-color:#b4c4c7;color:#0f1b20}}.sld-label-short{display:none}@media(max-width:640px){.sld-label-long{display:none}.sld-label-short{display:inline}.sld-toolbar{padding:8px 12px}.sld-toolbar h2{min-width:0;font-size:14px;line-height:1.2}.sld-actions{flex:none;flex-wrap:nowrap;gap:6px}.sld-actions .small-action{padding:0 8px}}.wd-tabs{display:flex;gap:4px;justify-content:center;margin:0 auto 14px}.wd-tab{padding:7px 14px;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface-panel);color:var(--text-muted);cursor:pointer;font:inherit;font-size:var(--text-sm);font-weight:600}.wd-tab[aria-selected=true]{border-color:var(--accent-solid);background:var(--accent-soft);color:var(--accent-text)}.wd-watermark-note{margin:0 auto 14px;max-width:640px;color:var(--text-muted);font-size:var(--text-sm);text-align:center}.wd-sheet{display:block}.wd-labels{max-width:none}.sld-toolbar h2{display:inline-flex;align-items:center;gap:8px}@media print{.wd-view .wd-tabs,.wd-view 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auto;min-width:0;overflow:hidden;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.job-bar-name:not(:empty):before{content:"·";margin-right:10px;color:var(--text-subtle);font-weight:400}.job-bar-state{flex:none;color:var(--text-muted);white-space:nowrap}.job-bar-state[data-state=failed]{color:var(--danger, #c4314b);font-weight:600}.job-bar-retry{flex:none;min-height:28px;padding:0 10px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-raised);color:var(--text);cursor:pointer;font:inherit;font-weight:600}.job-reset-notice{position:absolute;z-index:9;bottom:64px;left:16px;align-items:center;max-width:min(460px,calc(100% - 32px));margin:0;padding:8px 12px;border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-panel);color:var(--text-strong);box-shadow:var(--shadow-float);font-size:var(--text-xs);pointer-events:auto}.job-reset-notice span{flex:1 1 auto}.brand-slot{display:contents}.menu-item-text{display:grid;gap:1px}.menu-item-hint{color:var(--text-muted);font-size:var(--text-xs)}.editor-shell.offer-mode{--job-bar: 36px}.offer-bar .job-bar-back{background:var(--surface-raised)}.job-notice{position:fixed;z-index:45;top:calc(var(--job-bar) + 6px);left:50%;display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;width:min(640px,calc(100% - 16px));padding:8px 12px;transform:translate(-50%);border:1px solid var(--line-strong);border-radius:var(--radius);background:var(--surface-panel);color:var(--text-strong);box-shadow:var(--shadow-dialog);font-size:var(--text-xs)}.job-notice-text{flex:1 1 220px;min-width:0}.job-notice-actions{display:flex;flex-wrap:wrap;gap:8px}.job-notice[data-problem]{border-color:var(--danger, #c4314b)}.job-bar-link{display:inline-flex;align-items:center;text-decoration:none}.job-problem{position:fixed;z-index:40;top:50%;left:50%;display:grid;gap:10px;width:min(420px,calc(100% - 32px));padding:20px;transform:translate(-50%,-50%);border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:var(--surface-panel);color:var(--text);box-shadow:var(--shadow-dialog)}.job-problem h2{margin:0}.job-problem p{margin:0;color:var(--text-muted);font-size:var(--text-sm, 14px)}.job-problem-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}.job-problem-actions a{display:inline-flex;align-items:center;text-decoration:none}@media(max-width:700px),(pointer:coarse){.editor-shell.job-mode,.editor-shell.offer-mode{--job-bar: 44px}.job-bar{gap:8px;padding:0 8px 0 4px}.job-bar-back,.job-bar-retry{min-width:44px;min-height:44px;justify-content:center}.job-bar-name{flex:1 1 40%}.job-problem-actions>*{min-height:44px}}@media(max-width:380px){.job-bar-back-text{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}}}