:root{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", "Yu Gothic UI", sans-serif;font-family:var(--font-sans);color:#37352f;--ink:#37352f;--muted:#787774;--paper:#f7f7f5;--paper-raised:#fff;--line:#e7e7e5;--line-dark:#d3d3d0;--green:#2383e2;--green-dark:#37352f;--orange:#2383e2;--yellow:#9b7a1c;--blue:#2383e2;background:#f5f5f4}*{box-sizing:border-box}html{background:#f5f5f4}body{margin:0}button,input,select{font:inherit}button{color:inherit;cursor:pointer}.app{background:var(--paper);width:min(100%,680px);min-height:100dvh;margin:auto;box-shadow:0 0 0 1px #e7e7e5}.top{z-index:10;min-height:calc(54px + env(safe-area-inset-top));padding:calc(7px + env(safe-area-inset-top)) 10px 7px;border-bottom:2px solid var(--ink);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f7f3e9f2;grid-template-columns:34px minmax(0,1fr) auto auto;align-items:center;gap:8px;display:grid;position:sticky;top:0}.top>b{color:#fff;background:var(--orange);width:34px;height:34px;font:800 20px var(--font-sans);place-items:center;display:grid;transform:skew(-4deg)}.top>div{min-width:0}.top small,.top h1{margin:0;display:block}.top>div small{color:var(--green);letter-spacing:.16em;font-size:7px;font-weight:900}.top h1{letter-spacing:.04em;margin-top:1px;font-size:15px}.inventory{font:700 17px var(--font-sans);font-variant-numeric:tabular-nums;align-items:baseline;gap:3px;display:flex}.inventory small{color:var(--muted);font:800 6px var(--font-sans);letter-spacing:.08em}.version{border-left:1px solid var(--line-dark);color:var(--muted);font:800 8px var(--font-sans);font-variant-numeric:tabular-nums;padding-left:7px}.catalogMain{padding:8px 8px calc(16px + env(safe-area-inset-bottom))}.catalogControls{z-index:8;top:calc(54px + env(safe-area-inset-top));border-bottom:1px solid var(--line-dark);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f4f1e9f2;margin:-8px -8px 8px;padding:7px 8px 6px;position:sticky}.search,.tableSearch{border:1px solid var(--ink);background:var(--paper-raised);align-items:center;gap:7px;display:flex}.search{height:38px;padding:0 8px;box-shadow:3px 3px #b8c0b9}.search>span,.tableSearch>span{color:var(--green);font-size:18px}.search input,.tableSearch input{min-width:0;color:var(--ink);background:0 0;border:0;outline:0;flex:1;font-size:11px}.search>button{width:26px;height:26px;color:var(--muted);background:0 0;border:0;font-size:17px}.quickFilters{justify-content:space-between;align-items:center;margin-top:6px;display:flex}.quickFilters>span{color:var(--muted);font:800 8px var(--font-sans)}.favoriteFilter{border:1px solid var(--line-dark);color:#765d13;background:#fffaf0;align-items:center;gap:6px;min-height:28px;padding:4px 8px;font-size:9px;font-weight:800;display:flex}.favoriteFilter small{min-width:16px;color:var(--muted);font:700 8px var(--font-sans);background:#eee9dc;padding:1px 4px}.favoriteFilter.on{color:#fff;background:#a77d0e;border-color:#a77d0e}.favoriteFilter.on small{color:#fff;background:#ffffff24}.filters{scrollbar-width:none;gap:4px;margin-top:6px;padding-bottom:2px;display:flex;overflow-x:auto}.filters::-webkit-scrollbar{display:none}.filters button{border:1px solid var(--line-dark);color:#3f504b;background:var(--paper-raised);white-space:nowrap;flex:none;align-items:center;gap:4px;min-height:28px;padding:4px 7px;font-size:8px;font-weight:800;display:flex}.filters button i{width:18px;height:18px;color:var(--green);background:#dfe8e1;place-items:center;font-size:8px;font-style:normal;display:grid}.filters button small{color:var(--muted);font:700 7px var(--font-sans)}.filters button.on{border-color:var(--green-dark);color:#fff;background:var(--green)}.filters button.on i,.filters button.on small{color:#fff;background:0 0}.toolIndex{border:1px solid var(--line-dark);background:var(--paper-raised)}.indexHeading{border-bottom:2px solid var(--ink);background:linear-gradient(135deg,#0000 70%,#155b500d 70%),#f7f3e8;justify-content:space-between;align-items:flex-end;min-height:50px;padding:7px 9px;display:flex}.indexHeading small,.panelHeading small{color:var(--orange);font:800 7px var(--font-sans);letter-spacing:.12em}.indexHeading h2{margin:1px 0 0;font-size:17px}.indexHeading p{color:var(--muted);font:700 7px var(--font-sans);gap:8px;margin:0;display:flex}.toolGroups{display:grid}.toolGroup+.toolGroup{border-top:7px solid #e1e4de}.toolGroup>header{border-bottom:1px solid var(--line);height:31px;color:var(--green-dark);background:#e8ede7;grid-template-columns:20px 1fr auto;align-items:center;gap:6px;padding:0 8px;display:grid}.toolGroup>header i{color:#fff;background:var(--green);place-items:center;width:20px;height:20px;font-size:8px;font-style:normal;display:grid}.toolGroup>header h3{letter-spacing:.04em;margin:0;font-size:10px}.toolGroup>header span{color:var(--muted);font:700 8px var(--font-sans)}.toolList article{border-bottom:1px solid #e2e5df;min-height:39px;display:flex}.toolList article:last-child{border-bottom:0}.toolList article:active{background:#edf1ec}.toolRow{text-align:left;background:0 0;border:0;flex:1;grid-template-columns:29px minmax(0,1fr) auto 10px;align-items:center;gap:6px;min-width:0;min-height:39px;padding:4px 5px 4px 8px;display:grid}.kind{border:1px solid var(--line-dark);color:var(--muted);text-align:center;padding:2px 0;font-size:7px;font-weight:900}.kind-計算{color:#a53d1f;background:#fff1e9;border-color:#b55a3b}.kind-表{color:#2f7088;background:#edf8fb;border-color:#4c8197}.toolRow b{text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}.toolRow small{color:var(--muted);font:700 7px var(--font-sans)}.toolRow em{color:var(--line-dark);font-size:16px;font-style:normal}.favorite{color:#a0a69f;background:0 0;border:0;border-left:1px solid #e2e5df;flex:0 0 34px;width:34px;font-size:15px}.favorite.on{color:#c49515}.empty{color:var(--muted);justify-items:center;gap:10px;padding:34px 12px;font-size:10px;display:grid}.empty button{border:1px solid var(--ink);background:var(--paper);padding:7px 10px;font-size:9px;font-weight:800}.tool{padding-bottom:calc(12px + env(safe-area-inset-bottom))}.toolTop{z-index:10;min-height:calc(56px + env(safe-area-inset-top));padding:calc(6px + env(safe-area-inset-top)) 7px 6px;border-bottom:2px solid var(--ink);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f7f3e9f2;grid-template-columns:52px minmax(0,1fr) 38px;align-items:center;display:grid;position:sticky;top:0}.backButton{height:34px;color:var(--green);background:0 0;border:0;align-items:center;padding:0;font-size:9px;font-weight:900;display:flex}.backButton span{margin-right:2px;font-size:25px;font-weight:400}.toolTop>div:not(.toolMeta){text-align:center;min-width:0}.toolTop small{color:var(--orange);font:800 7px var(--font-sans);letter-spacing:.1em;display:block}.toolTop h1{text-overflow:ellipsis;white-space:nowrap;margin:2px 0 0;font-size:13px;overflow:hidden}.toolMeta{flex-direction:column;align-items:center;min-width:0;display:flex}.toolMeta .toolVersion{color:var(--muted);font:800 7px var(--font-sans);line-height:1}.toolTop .favorite{border:0;height:27px}.toolWorkspace{padding:7px}.inputPanel,.resultPanel,.tablePanel,.samplePanel{border:1px solid var(--line-dark);background:var(--paper-raised);margin-bottom:7px;padding:8px;box-shadow:2px 2px #d4d7d0}.panelHeading{justify-content:space-between;align-items:center;gap:8px;min-height:28px;margin-bottom:6px;display:flex}.panelHeading>div{min-width:0}.panelHeading h2{text-overflow:ellipsis;white-space:nowrap;margin:1px 0 0;font-size:13px;overflow:hidden}.panelHeading>button{border:0;border-bottom:1px solid var(--green);color:var(--green);background:0 0;padding:4px 6px;font-size:8px;font-weight:800}.panelHeading>span{color:var(--muted);font:800 8px var(--font-sans)}.inputContent.withDiagram,.inputContent.withStressDiagram,.inputContent.withOriginalIllustration{gap:6px;display:grid}.sectionDiagram{border-bottom:1px solid var(--line);background:#f8f7f1;min-width:0;margin:0;padding-bottom:5px}.sectionDiagram svg{width:100%;max-height:150px;display:block}.sectionDiagram figcaption{color:var(--muted);text-align:center;margin-top:-5px;font-size:6px}.stressDiagram{border-bottom:1px solid var(--line);background:#f8f7f1;min-width:0;margin:0;padding:3px 6px 5px}.stressDiagram svg{width:100%;max-height:150px;display:block}.stressDiagram figcaption{color:var(--muted);text-align:center;margin-top:-3px;font-size:6px}.stressArrowHead,.stressLoadArea{fill:var(--orange)}.stressHatch,.stressSupport,.stressDimension,.stressFrame,.stressSlabSupported{fill:none;stroke:#526a61;stroke-width:1px}.stressSupportFill{fill:#dfe5df;stroke:#526a61;stroke-width:1px}.stressLoad,.stressLoadLine{fill:none;stroke:var(--orange);stroke-width:1.2px}.stressMember,.stressBrace,.stressSlabFixed{fill:none;stroke:var(--green-dark);stroke-linecap:round;stroke-linejoin:round;stroke-width:3px}.stressBrace.muted{stroke:#81958c;stroke-width:2px}.stressSlabFixed{stroke-width:4px}.stressSlabPanel{fill:#e5ece7;stroke:#93a49c;stroke-width:.8px}.stressMomentLine{fill:none;stroke:var(--blue);stroke-dasharray:4 2;stroke-width:1.2px}.stressLoadArea{opacity:.36}.stressLabel,.stressNode{fill:var(--ink);font-family:var(--font-sans);font-size:10px;font-weight:700}.stressNode{font-size:8px}.originalIllustration{border-bottom:1px solid var(--line);background:#f8f7f1;min-width:0;margin:0;padding:3px 6px 5px}.originalIllustration svg{width:100%;max-height:158px;display:block}.originalIllustration figcaption{color:var(--muted);text-align:center;margin-top:-2px;font-size:6px}.originalDiagramLabel,.originalDiagramText{fill:var(--ink);font-family:var(--font-sans);font-size:9px;font-weight:700}.originalDiagramLabel{fill:var(--muted);font-size:8px}.momentArea{fill:#dbe6e0;stroke:var(--green-dark);stroke-linejoin:round;stroke-width:1.2px}.momentHatch{stroke:#71867c;stroke-width:.7px}.originalMember,.originalPlate,.originalBeamLine,.originalForce,.originalDimension,.originalCenterline{fill:none;stroke:var(--green-dark);stroke-width:1.2px}.originalMember{stroke-width:3px}.originalBeamLine{stroke-width:1.5px}.originalForce{stroke:var(--orange);stroke-width:1.8px}.originalDimension{stroke:#60746b;stroke-width:.8px}.originalCenterline{stroke-dasharray:5 3;stroke-width:.8px}.originalMemberFill{fill:#e5ece7;stroke:var(--green-dark);stroke-width:1.5px}.originalOpening{fill:var(--paper-raised);stroke:var(--green-dark);stroke-width:1.5px}.originalPlate{fill:#dbe6e0}.originalPlate.dashed{stroke-dasharray:4 3}.originalBolt{fill:var(--paper-raised);stroke:var(--green-dark);stroke-width:1.5px}.sectionShape{fill:#cad8d1;stroke:var(--green-dark);stroke-linejoin:round;stroke-width:1.5px}.sectionShape.solid{fill:#abc2b7}.sectionVoid{fill:var(--paper-raised);stroke:var(--green-dark);stroke-width:1.2px}.axis{stroke:#6f8079;stroke-dasharray:5 3;stroke-width:.8px}.axisLabel,.dimensionLabel,.callout{fill:var(--ink);font-size:10px;font-weight:700}.dimensionLabel{text-anchor:middle}.dimension,.extension,.leader{fill:none;stroke:#526a61;stroke-width:.8px}.fields{grid-template-columns:minmax(0,1fr);gap:5px;display:grid}.fields label{border:1px solid var(--line);background:#f5f3ec;grid-template-columns:minmax(0,1fr) minmax(108px,34%);align-items:center;gap:8px;min-width:0;padding:5px;display:grid}.fields b{color:#42514c;overflow-wrap:anywhere;-webkit-line-clamp:2;-webkit-box-orient:vertical;min-width:0;max-height:2.7em;font-size:8px;line-height:1.35;display:-webkit-box;overflow:hidden}.fields input,.fields select{border:1px solid var(--line-dark);width:100%;min-width:0;height:31px;color:var(--ink);font:700 13px var(--font-sans);font-variant-numeric:tabular-nums;text-align:right;background:#fff;border-radius:0;outline:0;padding:0 6px}.calculate{color:#fff;background:var(--orange);border:0;justify-content:center;align-items:center;gap:8px;width:100%;min-height:38px;margin-top:7px;font-size:11px;font-weight:900;display:flex;box-shadow:inset 0 -3px #9d3717}.calculate span{font:800 7px var(--font-sans);letter-spacing:.12em;opacity:.76}.resultPanel{box-shadow:inset 3px 0 var(--green), 2px 2px 0 #d4d7d0;border-color:#8fa89e}.calculationRows{border-top:2px solid var(--ink);border-left:1px solid var(--line);overflow-x:auto}.calculationRows>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:42px minmax(0,1fr) minmax(102px,.82fr);align-items:center;gap:6px;min-height:29px;padding:3px 6px;display:grid}.calculationRows>.calculationHeader{min-height:23px;color:var(--muted);background:#e8ede8}.calculationHeader b,.calculationHeader span,.calculationHeader strong{color:var(--muted);font:800 7px var(--font-sans)}.calculationRows b{font-size:9px}.calculationRows span{color:var(--muted);font:9px var(--font-sans);white-space:nowrap;overflow-x:auto}.calculationRows strong{min-width:0;color:var(--green);font:700 10px var(--font-sans);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}.calculationRows strong small{color:var(--muted);font:700 7px var(--font-sans)}.resultCopy{background:0 0;border:0;justify-items:end;gap:1px;min-width:0;min-height:32px;padding:2px 4px;display:grid}.resultCopy:hover,.resultCopy:focus-visible{outline:1px solid var(--green);background:#e8ede8}.resultCopy i{color:var(--muted);font-size:6px;font-style:normal;font-weight:700}.resultCopy.copied i{color:var(--green)}.calculationError{color:#8b321f;background:#fff0e9;border-left:3px solid #a13c25;margin:0;padding:8px;font-size:9px;line-height:1.5}.calculationNote{color:var(--muted);margin:6px 0 0;font-size:8px}.tableSearch{height:32px;margin-bottom:6px;padding:0 7px}.tableScroll{border:1px solid var(--line-dark);max-height:min(58dvh,520px);overflow:auto}.tableScroll table{border-collapse:separate;border-spacing:0;width:100%;font-size:8px}.tableScroll th,.tableScroll td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:right;padding:5px 6px}.tableScroll th{z-index:2;color:#fff;background:var(--green);white-space:normal;font-size:7px;line-height:1.3;position:sticky;top:0}.tableScroll td{white-space:normal}.tableScroll td.numeric{font-variant-numeric:tabular-nums;white-space:nowrap}.tableScroll td.textual{text-align:left;min-width:8em}.tableScroll td.long{min-width:min(68vw,320px);line-height:1.45}.tableScroll th:first-child,.tableScroll td:first-child{text-align:left;position:sticky;left:0}.tableScroll td:first-child{background:var(--paper-raised);min-width:4.5em}.tableScroll th:first-child{z-index:3;background:var(--green-dark)}.supportStack{gap:5px;min-width:0;display:grid}.supportPanel{border:1px solid var(--line-dark);background:var(--paper-raised);min-width:0}.supportPanel summary{cursor:pointer;grid-template-columns:1fr auto 20px;align-items:center;gap:7px;min-height:36px;padding:6px 8px;list-style:none;display:grid}.supportPanel summary::-webkit-details-marker{display:none}.supportPanel summary b{font-size:9px}.supportPanel summary span{color:var(--muted);font:700 8px var(--font-sans)}.supportPanel summary i{color:var(--green);text-align:center;font-size:14px;font-style:normal}.supportPanel[open] summary{border-bottom:1px solid var(--line);background:#e8ede8}.supportPanel[open] summary i{transform:rotate(45deg)}.supportContent{min-width:0;padding:7px 8px}.supportContent ul{margin:0;padding-left:16px}.supportContent li{margin:4px 0;font-size:8px;line-height:1.55}.supportContent dl{margin:0}.supportContent dl div{border-bottom:1px solid var(--line);grid-template-columns:minmax(40px,auto) 1fr;gap:6px;padding:4px 0;font-size:8px;display:grid}.supportContent dl div:last-child{border:0}.supportContent dt{font-weight:900}.supportContent dd{color:var(--muted);margin:0}.formulaList{overflow-x:auto}.formulaList p{border-bottom:1px solid var(--line);min-width:max-content;font:10px var(--font-sans);margin:0;padding:5px 0}.formulaList p:last-child{border:0}.referenceLinks{padding:0;list-style:none}.referenceLinks li{border-bottom:1px solid var(--line)}.referenceLinks li:last-child{border:0}.referenceLinks a{color:var(--green);gap:2px;padding:5px 0;text-decoration:none;display:grid}.referenceLinks b:after{content:" ↗"}.referenceLinks span,.referenceLinks small{color:var(--muted);font-size:7px}.samplePanel{color:var(--muted);font-size:9px;line-height:1.5}.samplePanel a{color:var(--green);font-weight:800}.catalogMain,.toolWorkspace{padding-bottom:calc(72px + env(safe-area-inset-bottom))}.fields label.invalid{background:#fff0e9;border-color:#b54429}.fields label.invalid input,.fields label.invalid select{border-color:#b54429;box-shadow:inset 3px 0 #b54429}.restoreNotice,.autoStatus{color:var(--muted);margin:6px 0 0;font-size:8px;line-height:1.4}.restoreNotice{color:var(--green)}.autoStatus.ready:before{content:"●";color:var(--green);margin-right:4px}.diagnosticMessage{color:#71301f;background:#fff0e9;border-left:3px solid #a13c25;margin-top:7px;padding:7px 8px;font-size:8px;line-height:1.45}.diagnosticMessage p{margin:0 0 3px}.diagnosticMessage p:last-of-type{margin-bottom:0}.diagnosticMessage b{color:#9a371f;margin-right:7px}.diagnosticMessage small{color:var(--muted);margin-top:4px;font-size:7px;display:block}.panelActions,.resultActions,.workspaceActions{flex-wrap:wrap;justify-content:flex-end;gap:4px;display:flex}.panelActions button,.resultActions button,.workspaceActions button{border:1px solid var(--line-dark);min-height:28px;color:var(--green);background:#fff;padding:4px 7px;font-size:7px;font-weight:800}.resultActions{margin-top:7px}.sourceCheck{border:1px solid var(--line-dark);background:#f5f3ec;margin-top:8px;padding:7px}.sourceCheck>header{justify-content:space-between;align-items:center;gap:8px;display:flex}.sourceCheck h3{margin:1px 0 0;font-size:10px}.sourceCheck header small{color:var(--orange);letter-spacing:.12em;font-size:6px;font-weight:900}.sourceCheck header>span{color:#fff;padding:3px 5px;font-size:7px;font-weight:900}.sourceCheck header>span.match{background:var(--green)}.sourceCheck header>span.different{background:var(--orange)}.checkScroll,.comparisonScroll{border:1px solid var(--line-dark);margin-top:6px;overflow:auto}.checkScroll table,.comparisonScroll table{border-collapse:collapse;width:100%;min-width:520px;font-size:7px}.checkScroll th,.checkScroll td,.comparisonScroll th,.comparisonScroll td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:right;white-space:nowrap;padding:5px 6px}.checkScroll th,.comparisonScroll thead th{color:#fff;background:var(--green)}.checkScroll tr[data-status=different] td{color:#9a371f;background:#fff0e9}.sourceCheck>p,.comparisonCaution{color:var(--muted);margin:6px 0 0;font-size:7px;line-height:1.45}.tableActions{background:var(--paper-raised);min-width:74px;position:sticky;right:0}.tableActions button{border:1px solid var(--line-dark);width:100%;min-height:24px;color:var(--green);white-space:nowrap;background:#fff;margin:1px 0;font-size:7px;font-weight:800}.comparisonDock{z-index:20;right:max(8px,50vw - 332px);bottom:calc(8px + env(safe-area-inset-bottom));color:#fff;background:var(--green-dark);border:1px solid #092f2a;grid-template-columns:auto auto;align-items:center;gap:0 8px;min-height:43px;padding:6px 9px;font-size:9px;font-weight:900;display:grid;position:fixed;box-shadow:3px 3px #8c9992}.comparisonDock span{color:#b9d5ca;letter-spacing:.12em;font-size:6px}.comparisonDock b{font-variant-numeric:tabular-nums;grid-area:1/2/3;font-size:14px}.comparisonDock i{color:#ffd586;grid-column:1/3;font-size:6px;font-style:normal}.comparisonOverlay{z-index:50;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#132520a8;justify-content:center;display:flex;position:fixed;inset:0}.comparisonWorkspace{width:min(100%,680px);height:100dvh;padding:calc(8px + env(safe-area-inset-top)) 8px calc(12px + env(safe-area-inset-bottom));background:var(--paper);overflow-y:auto}.comparisonHeader{border-bottom:2px solid var(--ink);justify-content:space-between;align-items:center;gap:10px;min-height:48px;display:flex}.comparisonHeader small{color:var(--orange);letter-spacing:.12em;font-size:7px;font-weight:900}.comparisonHeader h2{margin:1px 0 0;font-size:17px}.comparisonHeader>button{border:1px solid var(--line-dark);background:var(--paper-raised);width:34px;height:34px;font-size:20px}.workspaceNotice{color:var(--green-dark);background:#e4eee9;margin:7px 0;padding:6px 8px;font-size:8px}.workspaceActions{margin:7px 0}.workspaceActions button:disabled{opacity:.45}.caseSummary{border:1px solid var(--line-dark);background:var(--paper-raised);grid-template-columns:74px 1fr;align-items:center;gap:8px;min-height:38px;padding:6px 8px;font-size:8px;display:grid}.caseSummary b{color:var(--orange)}.candidateChips{gap:4px;margin-top:7px;display:flex;overflow-x:auto}.candidateChips>span{border:1px solid var(--line-dark);background:var(--paper-raised);flex:none;align-items:center;gap:5px;padding:4px 4px 4px 7px;font-size:8px;font-weight:800;display:flex}.candidateChips button{color:#9a371f;background:#fff0e9;border:0;width:22px;height:22px;padding:0}.comparisonScroll table{min-width:760px}.comparisonScroll tbody th{text-align:left;background:var(--paper-raised);min-width:105px;position:sticky;left:0}.comparisonScroll tbody th small{color:var(--muted);font-size:6px;display:block}.workspaceEmpty{border:1px dashed var(--line-dark);color:var(--muted);background:var(--paper-raised);text-align:center;margin-top:8px;padding:24px 12px;font-size:9px;line-height:1.6}@media (width>=560px){body{padding:14px 0}.app{min-height:calc(100dvh - 28px)}.toolGroups{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}.toolGroup+.toolGroup{border-top:0}.toolGroup{border-right:1px solid var(--line);border-bottom:7px solid #e1e4de}.toolWorkspace{grid-template-columns:minmax(0,1fr);display:grid}}@media (width<=350px){.top{grid-template-columns:32px minmax(0,1fr) auto}.inventory{display:none}.fields{gap:3px}.fields label{grid-template-columns:minmax(0,1fr) minmax(96px,34%);gap:5px;padding:3px}}@media (prefers-reduced-motion:no-preference){.toolGroup{animation:.22s ease-out both index-arrive}.toolGroup:nth-child(2){animation-delay:25ms}.toolGroup:nth-child(3){animation-delay:50ms}.toolGroup:nth-child(4){animation-delay:75ms}.toolGroup:nth-child(5){animation-delay:.1s}.toolGroup:nth-child(6){animation-delay:.125s}}@keyframes index-arrive{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.top,.toolTop,.catalogControls{background:#ffffffed}.top{border-bottom:1px solid var(--line)}.top>b{background:var(--ink);border-radius:5px;transform:none}.top>div small,.panelHeading small,.indexHeading small{color:var(--muted);letter-spacing:0}.search{border-color:var(--line-dark);box-shadow:none;border-radius:5px}.favoriteFilter,.filters button,.toolRow,.inputPanel,.resultPanel,.tablePanel,.samplePanel,.supportPanel,.sourceCheck{border-color:var(--line);box-shadow:none;border-radius:4px}.filters button.on,.favoriteFilter.on{color:#0b6bcb;background:#eaf3fb;border-color:#b9d9f7}.toolRow:hover,.toolRow:focus-within{background:#f7f7f5}.fields label,.sourceCheck{background:#fafaf9}.fields input:focus,.fields select:focus{border-color:var(--blue);box-shadow:0 0 0 2px #2383e21c}.calculate{background:var(--ink);box-shadow:none;border-radius:4px}.resultPanel{box-shadow:none}.tableScroll th,.checkScroll th,.comparisonScroll thead th{color:var(--ink);background:#f1f1ef}.tableScroll th:first-child{color:var(--ink);background:#ebebea}.comparisonDock{border-color:var(--line-dark);color:var(--ink);background:#fff;border-radius:5px;box-shadow:0 3px 14px #0f0f0f18}.comparisonDock span,.comparisonDock i{color:var(--muted)}.beamWorkflow{border:1px solid var(--line);background:var(--paper-raised);border-radius:6px;min-width:0}.workflowTabs{z-index:6;top:calc(50px + env(safe-area-inset-top));border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffffff2;grid-template-columns:repeat(3,minmax(0,1fr));display:grid;position:sticky}.workflowTabs button{min-width:0;min-height:44px;color:var(--muted);background:0 0;border:0;border-bottom:2px solid #0000;justify-content:center;align-items:center;gap:5px;padding:6px 4px;font-size:9px;font-weight:700;display:flex}.workflowTabs button i{border:1px solid var(--line-dark);border-radius:50%;place-items:center;width:18px;height:18px;font-size:7px;font-style:normal;display:grid}.workflowTabs button.active{border-bottom-color:var(--blue);color:var(--ink)}.workflowTabs button.active i{border-color:var(--blue);color:#fff;background:var(--blue)}.workflowPane{min-width:0;padding:8px}.workflowHeading{justify-content:space-between;align-items:center;gap:8px;min-height:36px;margin-bottom:7px;display:flex}.workflowHeading>div:last-child{gap:4px;display:flex}.workflowHeading span,.workflowHeading h2{margin:0;display:block}.workflowHeading span{color:var(--muted);font-size:7px}.workflowHeading h2{margin-top:1px;font-size:15px}.workflowHeading button,.workflowEmpty button{border:1px solid var(--line-dark);min-height:29px;color:var(--ink);background:#fff;border-radius:4px;padding:5px 8px;font-size:8px;font-weight:700}.workflowHeading button.primary,.workflowEmpty button{border-color:var(--blue);color:#fff;background:var(--blue)}.diagramPreview{border:1px solid var(--line);text-align:left;background:#fafaf9;border-radius:4px;grid-template-columns:84px minmax(0,1fr) 20px;align-items:center;gap:5px;width:100%;height:68px;margin-bottom:6px;padding:5px 7px;display:grid;overflow:hidden}.diagramPreview>span,.diagramPreview small{display:block}.diagramPreview b{font-size:9px}.diagramPreview small{color:var(--muted);margin-top:2px;font-size:7px}.diagramPreview>div{height:56px;overflow:hidden}.diagramPreview .stressDiagram{background:0 0;border:0;height:56px;padding:0}.diagramPreview .stressDiagram svg{height:54px}.diagramPreview figcaption{display:none}.diagramPreview>i{color:var(--muted);text-align:center;font-style:normal}.workflowFields{border-top:1px solid var(--line)}.workflowFields label{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) minmax(112px,35%);align-items:center;gap:10px;min-height:43px;display:grid}.workflowFields label>span{color:#56554f;padding-left:4px;font-size:8px;font-weight:650;line-height:1.35}.workflowFields input,.workflowFields select{width:100%;height:32px;color:var(--ink);font-variant-numeric:tabular-nums;text-align:right;background:#f7f7f5;border:1px solid #0000;border-radius:4px;outline:0;padding:0 7px;font-size:12px;font-weight:650}.workflowFields input:focus,.workflowFields select:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 2px #2383e21a}.workflowFields label.invalid{background:#fff7f5}.workflowFields label.invalid input,.workflowFields label.invalid select{border-color:#d9735a}.workflowFooter{min-height:45px;padding:7px 8px calc(7px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fafaf9;justify-content:space-between;align-items:center;gap:8px;margin:8px -8px -8px;display:flex}.workflowFooter span{color:var(--muted);font-size:7px}.workflowFooter button{color:#fff;background:var(--blue);border:0;border-radius:4px;min-height:32px;padding:5px 11px;font-size:9px;font-weight:750}.workflowFooter button:disabled{background:#c9c9c6}.workflowResults{border-top:1px solid var(--line-dark)}.workflowResults>button,.workflowResultHead{border:0;border-bottom:1px solid var(--line);width:100%;min-height:39px;color:var(--ink);text-align:left;background:#fff;grid-template-columns:44px minmax(90px,1fr) minmax(108px,.9fr);align-items:center;gap:6px;padding:4px 6px;display:grid}.workflowResultHead{min-height:27px;color:var(--muted);background:#f7f7f5;font-size:7px}.workflowResults>button b{font-size:9px}.workflowResults>button>span{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:8px;overflow:hidden}.workflowResults strong{color:var(--blue);font-variant-numeric:tabular-nums;text-align:right;grid-template-columns:1fr auto;font-size:10px;display:grid}.workflowResults strong small{color:var(--muted);font-size:7px}.workflowResults strong i{color:var(--muted);grid-column:1/3;font-size:6px;font-style:normal}.workflowEmpty{border:1px dashed var(--line-dark);min-height:150px;color:var(--muted);text-align:center;border-radius:5px;align-content:center;place-items:center;gap:7px;padding:22px 12px;display:grid}.workflowEmpty b{color:var(--ink);font-size:10px}.workflowEmpty span{font-size:8px}.workflowCallout{color:#6a5320;background:#fbf3db;border-radius:4px;margin:0 0 7px;padding:7px;font-size:8px}.sectionTableScroll{border:1px solid var(--line-dark);border-radius:4px;max-height:min(57dvh,520px);overflow:auto}.sectionTableScroll table{border-collapse:separate;border-spacing:0;font-variant-numeric:tabular-nums;width:100%;min-width:720px;font-size:8px}.sectionTableScroll th,.sectionTableScroll td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:right;white-space:nowrap;padding:6px}.sectionTableScroll thead th{z-index:2;color:var(--muted);background:#f1f1ef;font-size:7px;position:sticky;top:0}.sectionTableScroll thead th:first-child,.sectionTableScroll tbody th{z-index:3;text-align:left;background:#fff;min-width:125px;position:sticky;left:0}.sectionTableScroll tbody tr.selected td,.sectionTableScroll tbody tr.selected th{background:#edf6fd}.sectionTableScroll tbody tr.selected th{box-shadow:inset 3px 0 var(--blue)}.sectionTableScroll tbody th>button{text-align:left;background:0 0;border:0;gap:2px;width:100%;padding:0;font-size:8px;font-weight:750;display:grid}.sectionTableScroll tbody th small{max-width:120px;color:var(--muted);text-overflow:ellipsis;font-size:6px;font-weight:500;overflow:hidden}.removeCandidate{min-width:24px;min-height:24px;color:var(--muted);background:#f1f1ef;border:0;border-radius:3px;font-size:7px}.selectedSectionBar{z-index:4;bottom:env(safe-area-inset-bottom);border:1px solid var(--line-dark);background:#fff;border-radius:5px;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:8px;margin-top:7px;padding:7px;display:grid;position:sticky;box-shadow:0 3px 16px #0f0f0f14}.selectedSectionBar span,.selectedSectionBar small,.selectedSectionBar b{display:block}.selectedSectionBar small{color:var(--muted);font-size:6px}.selectedSectionBar b{font-variant-numeric:tabular-nums;margin-top:2px;font-size:8px}.selectedSectionBar button{color:#fff;background:var(--blue);border:0;border-radius:4px;min-height:32px;padding:5px 9px;font-size:8px;font-weight:750}.sheetOverlay{z-index:80;background:#0f0f0f52;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.bottomSheet{width:min(100%,680px);max-height:86dvh;padding:8px 8px calc(10px + env(safe-area-inset-bottom));background:#fff;border-radius:10px 10px 0 0;overflow:auto;box-shadow:0 -10px 30px #0f0f0f1f}.bottomSheet>header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:38px;display:flex}.bottomSheet>header b{font-size:12px}.bottomSheet>header button{min-height:28px;color:var(--blue);background:0 0;border:0;font-size:9px;font-weight:700}.bottomSheet>.stressDiagram{background:#fafaf9;border:0;margin-top:8px;padding:8px}.bottomSheet>.stressDiagram svg{max-height:52dvh}.pickerSearch{border:1px solid var(--line-dark);background:#f7f7f5;border-radius:5px;align-items:center;gap:7px;height:37px;margin:8px 0;padding:0 8px;display:flex}.pickerSearch input{background:0 0;border:0;outline:0;flex:1;min-width:0;font-size:10px}.pickerRows{border-top:1px solid var(--line)}.pickerRows>button{border:0;border-bottom:1px solid var(--line);width:100%;min-height:48px;color:var(--ink);text-align:right;background:#fff;grid-template-columns:minmax(0,1fr) 64px 64px 48px;align-items:center;gap:6px;padding:5px 4px;display:grid}.pickerRows>button:disabled{opacity:.45}.pickerRows>button>span:first-child{text-align:left;min-width:0}.pickerRows b,.pickerRows small{display:block}.pickerRows b{text-overflow:ellipsis;white-space:nowrap;font-size:9px;overflow:hidden}.pickerRows small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:6px;overflow:hidden}.pickerRows i{color:var(--blue);font-size:8px;font-style:normal;font-weight:700}@media (width<=380px){.workflowTabs button{gap:3px;font-size:8px}.workflowFields label{grid-template-columns:minmax(0,1fr) 112px}.selectedSectionBar{grid-template-columns:minmax(0,1fr) auto}.selectedSectionBar span:nth-child(2){display:none}}