:root{--ink:#20343e;--muted:#62717a;--line:#d8dfe2;--orange:#bf5424;--blue:#226979;--paper:#f5f7f8;--dark:#192c35;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button,input,select,textarea{outline-offset:3px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,canvas:focus-visible{outline:2px solid #d9783b}[hidden]{display:none!important}.mast{height:78px;background:var(--dark);color:#f8fafa;display:flex;align-items:center;padding:0 32px;gap:48px}.brand{display:flex;align-items:center;gap:10px;font-size:25px;font-weight:750;letter-spacing:-1px;text-decoration:none;color:inherit}.brand span{font-weight:400;margin-left:-10px}.workspace-name{border-left:1px solid #53616a;padding-left:32px;display:flex;align-items:center;gap:16px;font-size:14px}.tag{font-size:10px;letter-spacing:1.1px;border:1px solid #64717a;padding:5px 7px;border-radius:3px}.mast>.quiet{margin-left:auto}.quiet{background:none;border:0;color:var(--muted);font-size:14px;padding:8px 2px}.quiet:hover{color:var(--orange)}.light{color:#d8e1e5}.light span{margin-left:10px;border:1px solid #6a7880;border-radius:50%;padding:1px 5px}.outline{border:1px solid #b9c7cd;background:white;color:var(--ink);padding:10px 15px;border-radius:5px;font-size:14px;font-weight:600}.outline span{margin-left:12px}main{max-width:1800px;margin:auto;display:grid;grid-template-columns:328px minmax(0,1fr)}.setup{padding:28px 25px 30px;background:white;border-right:1px solid var(--line)}.eyebrow{font-size:11px;letter-spacing:1.65px;font-weight:750;color:var(--muted)}h1{font-size:24px;letter-spacing:-.8px;line-height:1.2;margin:12px 0 7px}p{line-height:1.55} .panel-title p{font-size:14px;color:var(--muted);margin:0 0 24px}.source-tabs{display:flex;background:#eef2f4;padding:4px;border-radius:6px;margin-bottom:21px}.source-tabs button{flex:1;font-size:14px;padding:9px 5px;border:0;border-radius:4px;background:none;color:var(--muted)}.source-tabs button[aria-selected=true]{background:white;color:var(--ink);box-shadow:0 1px 4px #20343e19;font-weight:650}label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}label small{float:right;font-size:12px;font-weight:400;color:var(--muted)}input[type=number],select,textarea{width:100%;border:1px solid #cbd5da;border-radius:5px;background:white;color:var(--ink);padding:10px 11px;min-height:41px;font-size:14px}select{padding-right:20px}input:hover,select:hover,textarea:hover{border-color:#8fa3ae}.fields{display:grid;gap:13px;margin:15px 0}.two{grid-template-columns:1fr 1fr}.profile-preview{background:#f3f6f7;border-radius:5px;margin-top:13px;text-align:center;padding:8px 10px 11px;overflow:hidden}.profile-preview svg{height:98px;width:100%;display:block}.profile-preview span{font-size:12px;color:var(--muted)}.section-rule{height:1px;background:var(--line);margin:24px 0 22px}.quantity-line{display:flex;align-items:center;justify-content:space-between;margin:17px 0}.quantity-line>label{margin:0}.stepper{display:flex;border:1px solid #cbd5da;border-radius:5px;overflow:hidden;height:38px}.stepper button{background:#f5f7f8;border:0;width:31px;font-size:20px;color:var(--ink)}.stepper input{border:0;border-radius:0;min-height:0;width:45px;text-align:center;padding:5px;-moz-appearance:textfield}.stepper input::-webkit-inner-spin-button{appearance:none}.hint{font-size:12px;color:var(--muted);line-height:1.5;margin:9px 0 17px}.primary{background:var(--orange);color:white;border:0;border-radius:5px;padding:14px 16px;font-weight:650;font-size:15px;width:100%;display:flex;justify-content:space-between;align-items:center;margin-top:23px;box-shadow:0 2px 0 #86350f}.primary:hover{background:#a8461d}.primary span{font-size:20px}.status{font-size:12px;text-align:center;color:var(--muted);margin:12px 0 0}progress{width:100%;height:5px;margin-top:10px;accent-color:var(--orange)}.error{font-size:14px;color:#a02c21;background:#fff0ed;padding:10px;border-radius:4px}.workbench{padding:28px 32px 0;min-width:0}.bench-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:12px}h2{margin:8px 0 0;font-size:23px;letter-spacing:-.5px}h2 span{font-weight:400;color:var(--muted)}.viewport{position:relative;height:450px;min-height:300px;border:1px solid #cdd8dd;border-radius:8px;background-color:#eaf0f3;background-image:radial-gradient(#b2c4cd85 .7px,transparent .7px);background-size:19px 19px;overflow:hidden;box-shadow:inset 0 0 100px #dbe6ec66}.viewport-top{position:absolute;top:17px;left:19px;right:19px;display:flex;justify-content:space-between;align-items:center;gap:10px;z-index:2;pointer-events:none}.viewport-top>*{pointer-events:auto}.badge{font-size:10px;font-weight:750;letter-spacing:1.2px;background:#ffffffd9;color:#526770;border:1px solid #d6e0e5;border-radius:3px;padding:7px 9px}.view-buttons{display:flex;padding:3px;background:#ffffffef;border:1px solid #cfdadf;border-radius:5px}.view-buttons button{padding:6px 12px;font-size:12px;background:none;border:0;border-radius:3px;color:var(--muted)}.view-buttons button[aria-pressed=true]{background:var(--dark);color:white}canvas{width:100%;height:100%;display:block;touch-action:none;cursor:grab}canvas:active{cursor:grabbing}.view-bottom{position:absolute;bottom:10px;left:18px;right:18px;display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#61747f;pointer-events:none}.view-bottom b{padding:0 8px}.view-bottom button{pointer-events:auto;font-size:12px}.view-options{display:flex;justify-content:space-between;align-items:center;padding:17px 0 18px;gap:20px}.check{display:flex;align-items:center;gap:8px;margin:0;font-size:13px;font-weight:500}.check input{width:16px;height:16px;accent-color:var(--blue)}.explode{display:flex;align-items:center;gap:10px}.explode label{margin:0;font-size:13px;font-weight:500;white-space:nowrap}.explode input{width:110px;accent-color:var(--blue)}.explode output{font-size:12px;color:var(--muted);width:30px}.metrics{display:grid;grid-template-columns:1.3fr 1fr 1fr;border:1px solid var(--line);border-radius:6px;background:white;padding:20px 0}.metrics>div{padding:0 21px;border-right:1px solid var(--line)}.metrics>div:last-child{border:0}.metrics span{display:block;font-size:12px;color:var(--muted);margin-bottom:10px}.metrics strong{font-size:23px;letter-spacing:-.6px;font-weight:650;display:block;white-space:nowrap}.metrics small{font-size:11px;color:var(--muted);display:block;margin-top:7px}.alternatives-head{display:flex;justify-content:space-between;align-items:center;margin:27px 0 13px}h3{font-size:16px;margin:0;letter-spacing:-.2px}.alternatives-head span{font-size:12px;color:var(--muted)}.alternatives{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.option{display:grid;grid-template-columns:58px 1fr;align-items:center;text-align:left;background:white;border:1px solid var(--line);border-radius:6px;padding:13px;gap:10px;color:var(--ink);position:relative;min-height:88px}.option[aria-pressed=true]{border:1.5px solid var(--blue);background:#f0f7f8;box-shadow:0 0 0 1px #22697915}.option svg{width:58px;height:52px}.option strong{display:block;font-size:14px;margin-bottom:7px}.option small{display:block;font-size:12px;color:var(--muted)}.inspection{display:flex;align-items:center;gap:13px;border-top:1px solid var(--line);margin-top:24px;padding:20px 0}.inspection-icon{font-size:26px;color:var(--blue)}.inspection strong{font-size:13px}.inspection p{font-size:12px;color:var(--muted);margin:5px 0 0;max-width:630px}.inspection .quiet{margin-left:auto;white-space:nowrap;font-size:12px}footer{display:flex;justify-content:space-between;padding:18px 0 20px;color:#75858d;border-top:1px solid var(--line);font-size:11px;gap:15px}.upload{position:relative;display:flex;flex-direction:column;align-items:center;gap:11px;padding:28px 12px;border:1px dashed #8ea5b0;border-radius:6px;background:#f3f7f9;text-align:center;cursor:pointer}.upload.drag{background:#dcedf2;border-color:var(--blue)}.upload svg{color:var(--blue)}.upload strong{font-size:15px}.upload span,.upload small{font-size:12px;color:var(--muted);font-weight:400}.file-input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%}.file-info{padding:12px;background:#eef5f7;border-radius:5px;margin-top:12px;font-size:13px;overflow-wrap:anywhere}.updating{position:absolute;inset:0;background:#eaf0f3c9;display:flex;align-items:center;justify-content:center;gap:13px;z-index:3;backdrop-filter:blur(2px)}.updating strong{font-size:14px;font-weight:600}.updating span{width:19px;height:19px;border:2px solid #b7c7cf;border-top-color:var(--orange);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}dialog{border:1px solid #c7d3da;border-radius:10px;box-shadow:0 24px 100px #071f3540;padding:27px 30px;max-width:650px;width:calc(100% - 30px);color:var(--ink)}dialog::backdrop{background:#142a3b80;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.dialog-head h2{margin:0;font-size:21px}.dialog-head button{background:none;border:0;color:var(--muted);font-size:28px}dialog p,dialog li{font-size:14px;line-height:1.65}dialog li{margin:12px 0}dialog table{width:100%;border-collapse:collapse;font-size:14px;margin:20px 0}dialog th,dialog td{padding:12px 5px;text-align:left;border-bottom:1px solid var(--line)}dialog th{font-weight:500;color:var(--muted)}textarea{font-family:ui-monospace,monospace;line-height:1.5;resize:vertical}#viewer-fallback{position:absolute;inset:70px 30px;padding:25px;background:white;border-radius:6px;color:var(--ink)}#viewer-fallback svg{width:100%;height:75%}
@media(min-width:1500px){.viewport{height:530px}.workbench{padding:32px 45px 0}.setup{padding:32px 26px}main{grid-template-columns:350px 1fr}}
@media(max-width:1100px){main{grid-template-columns:290px minmax(0,1fr)}.setup{padding:25px 20px}.workbench{padding:25px 20px 0}.metrics>div{padding:0 12px}.metrics strong{font-size:19px}.view-options{flex-wrap:wrap;gap:10px}.inspection .quiet{white-space:normal}.viewport{height:410px}.workspace-name{gap:10px;padding-left:24px}.mast{gap:25px}.tag{display:none}}
@media(max-width:760px){.mast{height:64px;padding:0 18px;gap:20px}.brand{font-size:22px}.brand svg{width:26px}.workspace-name{display:none}.mast>.quiet{font-size:12px}main{display:flex;flex-direction:column}.setup{border-right:0;border-bottom:1px solid var(--line);padding:23px 20px}.panel-title{margin-bottom:15px}.panel-title h1{font-size:24px}.panel-title p{margin-bottom:14px}.setup .profile-preview{height:130px}.setup .profile-preview svg{height:95px}.setup .section-rule{margin:18px 0}.setup .primary{margin-top:15px}.workbench{padding:24px 16px 0}.bench-top h2{font-size:20px}.bench-top .outline{font-size:12px;padding:10px}.viewport{height:380px}.metrics{grid-template-columns:1fr 1fr;padding:15px 0;row-gap:20px}.metrics>div:first-child{grid-column:1/-1;border:0}.metrics strong{font-size:23px}.metrics>div{padding:0 16px}.metrics>div:nth-child(2){border-right:1px solid var(--line)}.view-options{gap:13px}.explode{margin-left:auto}.explode input{width:80px}.alternatives{grid-template-columns:1fr}.option{grid-template-columns:65px 1fr}.option small{display:inline}.alternatives-head span{display:none}.inspection{align-items:flex-start;flex-wrap:wrap}.inspection>div:nth-child(2){flex:1}.inspection .quiet{margin-left:37px}footer{flex-direction:column;gap:7px}.viewport-top{left:12px;right:12px}.view-buttons button{padding:6px 10px}.badge{font-size:9px;padding:7px}.view-bottom span{font-size:11px}.view-bottom b{padding:0 3px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important}}
/* Theme preference preserves the original light palette. */
#theme{margin-left:auto;white-space:nowrap}.mast>#help{margin-left:0}.support-panel{margin-top:20px;padding:18px 20px;background:#edf5f6;border:1px solid #c9dce0;border-radius:6px}.support-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.support-heading h3{font-size:15px}.support-heading button{font-size:12px}.support-stats{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:15px;margin-top:13px}.support-stats strong{display:block;font-size:22px;font-weight:650}.support-stats span{display:block;font-size:12px;color:var(--muted);margin-top:5px}.support-panel .hint{margin-bottom:0}.option .option-support{font-size:11px;margin-top:6px;color:var(--blue)}.part-key{width:10px;height:10px;border-radius:2px;display:inline-block;margin-right:9px}.table-scroll{overflow:auto}
:root[data-theme=dark]{color-scheme:dark;--ink:#e2eaf0;--muted:#a9b8c4;--line:#364852;--orange:#d77843;--blue:#7bc5d4;--paper:#14222b;--dark:#111c24}
[data-theme=dark] .setup,[data-theme=dark] .metrics,[data-theme=dark] .option,[data-theme=dark] dialog,[data-theme=dark] input[type=number],[data-theme=dark] select,[data-theme=dark] textarea,[data-theme=dark] .outline{background:#1c2c36;color:var(--ink);border-color:#435661}
[data-theme=dark] .source-tabs,[data-theme=dark] .stepper button,[data-theme=dark] .profile-preview,[data-theme=dark] .upload{background:#233641;color:var(--ink)}
[data-theme=dark] .source-tabs button[aria-selected=true]{background:#405665;color:#fff}
[data-theme=dark] .viewport{background-color:#1d303d;background-image:radial-gradient(#6a879c66 .7px,transparent .7px);border-color:#455d6d;box-shadow:inset 0 0 100px #0d1d2a66}
[data-theme=dark] .badge,[data-theme=dark] .view-buttons{background:#213542eb;color:#cbdbe5;border-color:#4a6270}
[data-theme=dark] .view-buttons button[aria-pressed=true]{background:#b7dbe5;color:#142c37}
[data-theme=dark] .view-bottom{color:#b3c5d1}
[data-theme=dark] .option[aria-pressed=true],[data-theme=dark] .support-panel,[data-theme=dark] .file-info{background:#203d47;border-color:#5f9ba9}
[data-theme=dark] .primary{background:#c76632;color:white;box-shadow:0 2px 0 #823f1e}
[data-theme=dark] .primary:hover{background:#db7945}
[data-theme=dark] .updating{background:#1a2d3be6}
[data-theme=dark] .error{background:#4b2928;color:#ffc2b5}
[data-theme=dark] #viewer-fallback{background:#243b49;color:var(--ink)}
[data-theme=dark] footer{color:#a1b4c0}
@media(max-width:760px){.mast{gap:13px}.mast #theme,.mast #help{font-size:12px}.mast #help span{display:none}.support-panel{padding:14px}.support-heading{align-items:flex-start}.support-stats{grid-template-columns:1fr 1fr;gap:15px}.support-stats>div:first-child{grid-column:1/-1}.option .option-support{display:block}.support-heading h3{line-height:1.4}.support-heading button{max-width:85px;text-align:right}}

@media(max-width:760px){.setup .profile-preview{height:auto;min-height:130px}}
.damage-panel{margin-top:20px;padding:20px;background:white;border:1px solid var(--line);border-radius:6px}.damage-panel h3{margin-top:8px}.damage-panel details{border:1px solid var(--line);border-radius:5px;padding:13px;margin:15px 0}.damage-panel summary{font-size:14px;font-weight:600;cursor:pointer}.damage-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin-top:18px}.damage-fields small{display:block;font-size:12px;color:var(--muted);line-height:1.4;margin-top:5px}.damage-fields label small{margin:0}.damage-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:18px 0}.damage-stats span{font-size:12px;color:var(--muted);display:block}.damage-stats strong{font-size:22px;display:block;margin-top:8px}.damage-stats .exceeds{color:#b54129}.screen-note{background:#f5eee2;border-left:3px solid #c88b3a;padding:10px 13px;font-size:13px;line-height:1.6}#wrap-instructions{font-size:14px;line-height:1.6}#wrap-instructions strong{font-size:14px}#wrap-instructions li{margin:7px 0}.view-options{flex-wrap:wrap}.damage-panel button{font-size:13px}#damage-content a{color:var(--blue)}[data-theme=dark] .damage-panel{background:#1c2c36}[data-theme=dark] .screen-note{background:#3b352b;color:#e9d8bb}[data-theme=dark] .damage-stats .exceeds{color:#ffa888}.damage-fields input:disabled{opacity:.5}@media(max-width:1100px){.damage-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.damage-stats{grid-template-columns:1fr 1fr}.damage-stats>div:last-child{grid-column:1/-1}}@media(max-width:760px){.damage-panel{padding:15px}.damage-fields{gap:14px}.damage-fields label{font-size:13px;line-height:1.5}.damage-stats strong{font-size:21px}}
.preview-toggle{display:flex;gap:3px;margin:0 0 8px}.preview-toggle button{flex:1;border:0;background:transparent;padding:8px 4px;font-size:12px;border-radius:4px;color:var(--muted)}.preview-toggle button[aria-pressed=true]{background:var(--dark);color:white}.profile-preview #part-canvas{height:180px;width:100%}.profile-preview #flat-view svg{width:100%;height:180px}.profile-preview .hint{margin:7px 2px 0;font-size:11px}.profile-preview{margin-bottom:15px}#axis-comparison table{width:100%;border-collapse:collapse;font-size:13px}#axis-comparison th,#axis-comparison td{padding:9px 5px;text-align:left;border-bottom:1px solid var(--line)}.heat-legend{font-size:12px;line-height:1.8;color:var(--muted)}.heat-legend span{white-space:nowrap;margin-right:7px}