:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none;color:#252b31;background:#f6f7f9;--blue:#2465e7;--sidebar:#202427;--muted:#818b94;--line:#e2e6eb;--radius:12px}*{box-sizing:border-box}body{margin:0;font-size:14px}button,input,select{font:inherit}button{cursor:pointer}button,summary,a,input,select{ -webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #7ca8ff;outline-offset:4px}button:disabled{opacity:.45;cursor:not-allowed}button svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}button{border:0}button[hidden],[hidden]{display:none!important}.skip-link{position:fixed;left:15px;top:-80px;z-index:100;background:white;padding:15px;border-radius:8px;color:var(--blue)}.skip-link:focus{top:12px}.app-header{height:80px;padding:0 30px;display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:15}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#22282e}.brand-mark{width:38px;height:38px;border-radius:10px;background:#202427;display:grid;place-items:center}.brand-mark svg{width:26px;stroke:#dfcfa9;stroke-width:2.6;fill:none;stroke-linejoin:round}.brand strong{font-size:19px;letter-spacing:-.55px;font-weight:740}.brand-product{font-weight:430}.brand small{display:block;font-size:8px;letter-spacing:2.4px;color:#6d747c;margin-top:5px}.header-actions{display:flex;align-items:center;gap:10px}.save-status{font-size:11px;color:#7d858d;margin-right:10px}.icon-button{height:40px;width:40px;display:grid;place-items:center;border:1px solid var(--line);background:white;border-radius:9px;color:#54616f}.icon-button:hover{background:#f3f6fa}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:17px;color:#fff;background:var(--blue);min-height:42px;padding:0 20px;border-radius:8px;font-size:12px;font-weight:620;transition:background .15s,box-shadow .15s}.primary-button:hover:enabled{background:#1852c9;box-shadow:0 3px 10px #2465e72a}.app-layout{display:grid;grid-template-columns:336px minmax(0,1fr);min-height:calc(100dvh - 80px)}.sidebar{background:var(--sidebar);color:#f2f3f4;display:flex;flex-direction:column;min-width:0;height:calc(100dvh - 80px);position:sticky;top:0}.sidebar-heading{padding:28px 26px 23px;display:flex;align-items:center;justify-content:space-between}.eyebrow{font-size:9px;font-weight:700;letter-spacing:1.8px;color:#9ca49f}.eyebrow.light{color:#9099a3}.sidebar h1{font-size:26px;font-weight:520;letter-spacing:-.85px;margin:9px 0 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12px}.field-grid>.full{grid-column:1/-1}.field{display:block;min-width:0;margin-bottom:13px}.field-grid .field{margin-bottom:0}.field>span:first-child,.select-field>span:first-child{color:#aeb5bb;font-size:10px;display:block;line-height:1.45;margin-bottom:7px;min-height:14px}.input-shell{position:relative;display:flex;align-items:center;background:#303639;border:1px solid #444b50;border-radius:7px;min-width:0;transition:border-color .15s}.input-shell:focus-within{border-color:#7ca8ff;box-shadow:0 0 0 2px #2465e720}.input-shell input{min-width:0;width:100%;height:39px;color:#f3f5f6;outline:0;border:0;background:transparent;padding:8px 32px 8px 11px;font-size:12px;font-variant-numeric:tabular-nums;appearance:textfield;-moz-appearance:textfield}.input-shell input::-webkit-inner-spin-button,.input-shell input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.input-unit{position:absolute;right:10px;font-size:9px;color:#929da5;pointer-events:none}.input-shell:has(input[aria-invalid=true]){border-color:#e99c8b}.select-field{display:block;margin-bottom:13px;min-width:0}.select-field select{display:block;width:100%;height:41px;appearance:none;outline:0;border:1px solid #444b50;border-radius:7px;background:#303639 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20'%3E%3Cpath d='m6 8 4 4 4-4' stroke='%239aa4ac' fill='none' stroke-width='1.5'/%3E%3C/svg%3E") right 8px center no-repeat;color:#f3f5f6;padding:8px 32px 8px 10px;font-size:11px;text-overflow:ellipsis}.select-field select:focus{border-color:#7ca8ff}.select-field option{background:#303639}.field-help{color:#929da5;font-size:10px;line-height:1.7;margin:9px 0 0}.preset-note{font-size:10px;line-height:1.6;color:#929da5;margin:8px 0 0}.scale-kind{display:flex;padding:3px;border:1px solid #41484d;background:#191d20;border-radius:7px;margin:0 0 15px}.scale-kind button{background:transparent;flex:1;border-radius:4px;color:#98a2aa;height:31px;font-size:10px}.scale-kind button.active{background:#3c444a;color:#fff}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:39px;margin:3px 0 10px;cursor:pointer}.toggle-text strong{font-size:11px;font-weight:550;display:block}.toggle-text small{font-size:10px;color:#929da5;display:block;line-height:1.5;margin-top:4px}.toggle-row input{appearance:none;position:relative;width:33px;min-width:33px;height:19px;cursor:pointer;background:#4c5459;border:0;border-radius:20px;margin:0;transition:background .15s}.toggle-row input:before{content:"";display:block;position:absolute;left:3px;top:3px;width:13px;height:13px;border-radius:50%;background:#fff;box-shadow:0 1px 2px #0003;transition:transform .15s}.toggle-row input:checked{background:#4380f2}.toggle-row input:checked:before{transform:translateX(14px)}.toggle-row input:focus-visible{outline:2px solid #7ca8ff;outline-offset:3px}.inline-note{background:#d7cba309;color:#c1bdad;border:1px solid #d7cba319;padding:12px;border-radius:7px;font-size:10px;line-height:1.65;margin:14px 0 0}.control-accordion{border-top:1px solid #ffffff12;margin-top:22px;padding-top:18px}.control-accordion summary{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:11px;color:#d8dde0;list-style:none}.control-accordion summary:after{content:"+";font-size:17px;color:#9da6af}.control-accordion[open] summary:after{content:"−"}.control-accordion[open] summary{margin-bottom:17px}.control-accordion summary::-webkit-details-marker{display:none}.secondary-dark{background:#3b444b;color:#e8edf1;border:1px solid #505b64;border-radius:7px;min-height:37px;font-size:11px;padding:8px 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0;gap:10px}.legend{display:flex;gap:19px;align-items:center;font-size:9px;color:#7c8996;flex-wrap:wrap}.legend>span{display:flex;align-items:center;gap:6px}.legend-line{width:15px;height:0;border-top:2px solid #566a78;display:inline-block}.legend-line.fret{border-color:#47759b}.legend-line.allowance{border-color:#b99776;border-top-style:dashed}.legend-line.nut{border-color:#b8a267}.scale-note{font-size:9px;color:#98a1aa;text-align:right;white-space:nowrap}.build-summary{margin-top:27px}.summary-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.summary-heading h3{font-size:12px;font-weight:620;letter-spacing:-.1px;margin:0}.text-button{background:transparent;color:#697c95;font-size:10px;padding:5px 0}.text-button:hover{color:var(--blue)}.text-button span{margin-left:5px}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.metric{border:1px solid var(--line);border-radius:9px;background:white;padding:17px 17px 15px;min-height:97px}.metric-label{font-size:9px;line-height:1.4;color:#8894a0;display:block}.metric-value{font-size:24px;font-weight:520;letter-spacing:-1px;line-height:1.3;display:block;margin-top:7px;font-variant-numeric:tabular-nums;white-space:nowrap}.metric-value small{font-size:10px;font-weight:400;color:#9ca6b0;letter-spacing:0;margin-left:4px}.metric-sub{font-size:8px;color:#919daa;margin-top:6px;display:block}.measurement-note{font-size:9px;line-height:1.5;margin:13px 2px 0;color:#909aa5}.technical-summary{margin-top:22px;border-top:1px solid var(--line);padding-top:15px}.technical-summary>summary{display:flex;justify-content:space-between;font-size:10px;font-weight:550;color:#7a8896;list-style:none;cursor:pointer}.technical-summary summary::-webkit-details-marker{display:none}.technical-summary[open]>summary{margin-bottom:20px}.technical-summary[open]>summary>span{transform:rotate(45deg)}#technical-details{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 35px}.technical-item{display:flex;justify-content:space-between;align-items:baseline;gap:14px;font-size:10px;padding:10px 0;border-bottom:1px solid #e8ecf0;line-height:1.5}.technical-item span{color:#8893a0}.technical-item strong{font-weight:530;text-align:right}.validation{border:1px solid #ebcaba;border-radius:8px;padding:10px 13px;margin-bottom:14px;color:#885d3d;background:#fff7ef;font-size:11px;line-height:1.6}.validation.error{border-color:#e6b7b4;background:#fff3f1;color:#ab4d45}.validation ul{padding-left:16px;margin:0}.skeleton{background:linear-gradient(100deg,#eef1f5 30%,#f7f9fc 50%,#eef1f5 70%);background-size:250% 100%;animation:shimmer 2s infinite}@keyframes shimmer{to{background-position:-200% 0}}#model-view{position:absolute;inset:0;touch-action:none}#model-view canvas{display:block;width:100%;height:100%}.model-overlay{position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);z-index:4;text-align:center;max-width:350px;width:85%;background:#f5f7faf2;padding:25px 20px;border:1px solid #dae1e8;border-radius:12px;box-shadow:0 8px 30px #43597610}.model-overlay strong{font-size:15px;font-weight:580;letter-spacing:-.3px}.model-overlay p{font-size:11px;line-height:1.7;color:#7d8b99;margin:10px 0 17px}.model-overlay.stale{top:auto;bottom:70px;transform:translateX(-50%);padding:12px 15px;max-width:390px}.model-overlay.stale strong{font-size:12px}.model-overlay.stale p{margin:5px 0 10px;font-size:10px}.model-overlay.stale .primary-button{min-height:33px;font-size:10px}.model-spinner{width:24px;height:24px;border:2px solid #d2dceb;border-top-color:var(--blue);border-radius:50%;display:block;margin:0 auto 13px;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.export-dialog{width:min(610px,calc(100vw - 28px));border:1px solid #d9e0e8;border-radius:17px;padding:32px;color:#26313d;box-shadow:0 25px 100px #182c4240;max-height:90dvh;overflow-y:auto}.export-dialog::backdrop{background:#18222f70;backdrop-filter:blur(5px)}.dialog-close{position:absolute;top:16px;right:18px;background:#eef1f5;color:#718091;border-radius:50%;width:30px;height:30px;font-size:24px;font-weight:300}.export-dialog h2{font-size:26px;letter-spacing:-.8px;margin:10px 0}.dialog-description{font-size:12px;color:#87929f;margin:0 0 23px}.light-field{display:block;font-size:10px;color:#7b8795}.light-field input{display:block;margin-top:7px;width:100%;border:1px solid #dce3eb;border-radius:7px;padding:11px 12px;font-size:12px;color:#364456;outline:0}.light-field input:focus{border-color:var(--blue)}.export-types{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:19px 0}.format-choice{display:flex;flex-direction:column;position:relative;cursor:pointer;border:1px solid #dfe5ec;border-radius:8px;padding:12px;background:#fff}.format-choice:has(input:checked){border-color:#527de0;background:#f2f6ff;box-shadow:0 0 0 1px #527de0}.format-choice input{position:absolute;opacity:0;inset:0;width:100%;height:100%;cursor:pointer;margin:0}.format-choice:has(input:focus-visible){outline:3px solid #7ca8ff;outline-offset:2px}.format-choice strong{font-size:12px;font-weight:650}.format-choice small{font-size:9px;color:#8794a3;margin-top:5px}.export-options{display:flex;gap:16px;flex-wrap:wrap}.export-options label{font-size:10px;display:flex;align-items:center;gap:6px;color:#728090}.export-options input{accent-color:var(--blue)}.format-description{font-size:11px;color:#7d8998;line-height:1.7;padding:12px 0;margin:6px 0 0;min-height:57px}.export-bottom{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #e4e9ef;padding-top:18px;margin-top:8px}.export-bottom>span{font-size:10px;color:#8a95a2}.export-error{font-size:11px;color:#a14239;background:#fff0ee;border-radius:7px;padding:12px;margin:5px 0;line-height:1.6}#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:80;background:#263540;color:#fff;padding:13px 20px;border-radius:10px;box-shadow:0 8px 25px #0002;font-size:12px;max-width:90vw;text-align:center;line-height:1.5}.full-button{width:100%;margin-top:17px}.mobile-note{display:none}.control-intro{font-size:11px;color:#a8b3bb;line-height:1.7;margin:0 0 18px}.radius-chips{display:flex;gap:5px;flex-wrap:wrap;margin:0 0 14px}.radius-chips button{color:#b4bfc8;background:#30383e;border:1px solid #434d55;border-radius:5px;min-height:28px;padding:3px 8px;font-size:9px}.radius-chips button.active{color:#e5efff;background:#294267;border-color:#486c9c}.stat-inline{display:flex;justify-content:space-between;color:#8f9da6;font-size:10px;padding:6px 0}.stat-inline strong{font-weight:500;color:#c7d2da}.preset-modified{font-size:8px;color:#c8bb9e;border:1px solid #c8bb9e35;border-radius:3px;padding:2px 5px}
@media(min-width:1400px){.app-layout{grid-template-columns:360px minmax(0,1fr)}.sidebar-heading{padding:32px 30px 25px}.settings-scroll{padding:21px 30px 28px}.control-tabs{padding:0 30px;gap:30px}.workspace{padding:37px 44px 27px}.canvas-wrap{min-height:390px}.preview-section{min-height:555px}.metric{padding:20px}.metric-value{font-size:28px}.sidebar h1{font-size:28px}.design-title h2{font-size:28px}}
@media(max-width:1100px){.app-layout{grid-template-columns:300px minmax(0,1fr)}.workspace{padding:26px 23px}.workspace-top{align-items:flex-start}.design-title h2{font-size:22px}.view-toggle button{font-size:10px;padding:0 9px}.view-toggle svg{display:none}.metrics{gap:8px}.metric{padding:14px 11px;min-height:90px}.metric-value{font-size:21px}.legend{gap:12px}.scale-note{display:none}.save-status{display:none}.sidebar-heading{padding:24px}.settings-scroll{padding:18px 23px}.field-grid{gap:12px 9px}.build-summary{margin-top:24px}.canvas-wrap{min-height:340px}.preview-section{min-height:465px}}
@media(max-width:760px){.app-header{height:67px;padding:0 16px}.brand-mark{width:33px;height:33px;border-radius:8px}.brand-mark svg{width:23px}.brand{gap:9px}.brand strong{font-size:16px;letter-spacing:-.6px}.brand small{font-size:6px;letter-spacing:1.8px;margin-top:4px}.header-actions{gap:7px}.header-actions .icon-button{height:34px;width:34px;border:0;background:#f0f3f7}.header-actions .icon-button svg{width:17px}.header-actions .primary-button{min-height:35px;padding:0 11px;gap:7px;font-size:11px}.header-actions .primary-button svg{width:14px}.desktop-only{display:none}.app-layout{display:flex;flex-direction:column;min-height:calc(100dvh - 67px)}.workspace{display:contents}.preview-section{order:0;position:relative;z-index:10;background:#f6f7f9;min-height:0;flex:none;padding:19px 15px 13px;border-bottom:1px solid #e2e7ed}.workspace-top{margin-bottom:13px;gap:8px;align-items:center}.eyebrow.light{font-size:8px;letter-spacing:1.3px}.design-title h2{font-size:19px;margin:6px 0 3px;letter-spacing:-.55px}.design-title p{font-size:9px;max-width:190px}.view-toggle button{font-size:9px;min-height:29px;padding:0 8px}.view-toggle{padding:2px;border-radius:7px}.view-toggle svg{display:none}.canvas-wrap{height:245px;min-height:245px;flex:none;border-radius:9px}.canvas-wrap #drawing{min-height:245px}.canvas-status{top:12px;left:12px;font-size:8px}.view-label{top:12px;right:12px;font-size:7px;letter-spacing:.6px}.view-label span{padding:0 2px}.view-bottom{left:12px;right:10px;bottom:10px}.canvas-tools button{width:30px;height:30px}.canvas-tools{padding:2px}#interaction-hint{font-size:8px;max-width:105px;line-height:1.6;padding-bottom:3px}#interaction-hint span{margin:0 3px}.drawing-footer{padding-top:11px}.legend{font-size:8px;gap:12px}.legend-line{width:12px}.sidebar{order:1;position:relative;top:auto;height:auto;min-height:500px}.sidebar-heading{padding:24px 24px 17px}.sidebar h1{font-size:23px;margin-top:6px}.sidebar-heading .eyebrow{font-size:8px}.control-tabs{padding:0 24px;gap:30px}.control-tabs button{font-size:12px;padding-bottom:14px}.settings-scroll{padding:18px 24px 27px;overflow:visible;overscroll-behavior:auto}.working-units{margin-bottom:21px}.field-grid{gap:14px 16px}.input-shell input{height:44px;font-size:16px;padding-left:12px}.input-unit{font-size:10px}.select-field select{height:45px;font-size:14px}.field>span:first-child,.select-field>span:first-child{font-size:11px}.section-label h3{font-size:13px}.field-help,.preset-note{font-size:11px}.toggle-text strong{font-size:12px}.toggle-text small{font-size:11px}.toggle-row{min-height:42px}.control-intro{font-size:12px}.scale-kind button{font-size:12px;min-height:36px}.field-section{margin-top:24px;padding-top:21px}.control-accordion summary{font-size:12px}.sidebar-footer{padding:16px 24px}.build-summary{order:2;padding:23px 17px 26px;margin:0}.metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.metric{padding:16px;min-height:101px}.metric-label{font-size:10px}.metric-value{font-size:26px}.metric-sub{font-size:9px}.measurement-note{font-size:10px;line-height:1.65}.summary-heading h3{font-size:12px}.text-button{font-size:9px}#technical-details{grid-template-columns:1fr}.technical-summary>summary{font-size:11px}.technical-item{font-size:11px}.validation{font-size:10px;margin-bottom:10px;padding:8px 10px}.model-overlay{padding:16px;max-width:310px}.model-overlay strong{font-size:13px}.model-overlay p{font-size:10px;margin:7px 0 11px}.model-overlay .primary-button{min-height:35px;font-size:11px}.model-overlay.stale{bottom:54px}.model-overlay.stale p{display:none}.model-overlay.stale strong{display:block;margin-bottom:9px}.export-dialog{padding:25px 21px}.export-dialog h2{font-size:22px;margin-top:10px}.dialog-description{font-size:11px;line-height:1.6;margin-bottom:17px}.export-types{gap:7px}.format-choice{padding:11px 9px}.format-choice small{font-size:8px}.export-bottom{gap:12px}.export-bottom .primary-button{padding:0 14px;gap:8px}.light-field input{font-size:16px}.format-description{font-size:10px;min-height:0}.radius-chips button{min-height:34px;font-size:10px}.full-button{min-height:43px}.mobile-note{display:block}}
@media(max-width:380px){.brand-product{display:none}.brand small{display:none}.view-toggle button{padding:0 6px;font-size:8px}.design-title h2{font-size:17px}.legend{gap:8px}.legend>span{gap:4px}.canvas-wrap{min-height:230px;height:230px}.header-actions{gap:6px}.canvas-wrap #drawing{min-height:230px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* Readable workshop controls: precision should never require tiny type. */
.app-layout{grid-template-columns:360px minmax(0,1fr)}
.field>span:first-child,.select-field>span:first-child{font-size:13px;line-height:1.4;min-height:18px}.input-shell input{font-size:16px;height:44px}.input-unit{font-size:11px}.select-field select{font-size:14px;height:44px}.field-help,.preset-note{font-size:13px;line-height:1.65}.section-label h3{font-size:14px}.section-label>span{font-size:11px}.working-units{font-size:12px}.control-tabs button{font-size:14px;min-height:45px}.control-tabs{gap:24px}.segmented.mini button{font-size:12px;min-height:32px;min-width:40px}.scale-kind button{font-size:13px;min-height:38px}.toggle-row{min-height:44px}.toggle-text strong{font-size:14px}.toggle-text small{font-size:12px}.toggle-row input{width:38px;min-width:38px;height:22px}.toggle-row input:before{width:16px;height:16px}.toggle-row input:checked:before{transform:translateX(16px)}.inline-note{font-size:12px}.control-accordion summary{font-size:14px;min-height:30px}.control-intro{font-size:14px}.secondary-dark{font-size:13px;min-height:40px}.calculator-result{font-size:12px;gap:10px}.radius-chips button{font-size:12px;min-height:35px}.primary-button{font-size:14px;min-height:44px}.icon-button{width:44px;height:44px}.full-button{min-height:44px}.save-status{font-size:12px}.sidebar-footer{font-size:11px}.eyebrow{font-size:10px}.workspace-top{gap:12px}.design-title p{font-size:13px}.segmented button{font-size:13px;min-height:38px}.view-toggle button{padding:0 11px}.canvas-status{font-size:11px}.view-label{font-size:9px}#interaction-hint{font-size:11px}.canvas-tools button{width:38px;height:38px}.legend{font-size:11px;gap:15px}.scale-note{font-size:10px}.summary-heading h3{font-size:14px}.text-button{font-size:12px}.metric-label{font-size:12px}.metric-sub{font-size:10px}.metric-value small{font-size:12px}.measurement-note{font-size:12px}.technical-summary>summary{font-size:13px}.technical-item{font-size:12px}.validation{font-size:13px}.model-overlay p{font-size:13px}.model-overlay strong{font-size:17px}.model-overlay.stale strong{font-size:14px}.model-overlay.stale p{font-size:12px}.model-overlay.stale .primary-button{font-size:12px;min-height:38px}.dialog-description{font-size:14px}.light-field{font-size:13px}.light-field input{font-size:16px;min-height:44px}.format-choice strong{font-size:14px}.format-choice small{font-size:12px}.export-options label{font-size:13px;min-height:32px}.format-description{font-size:13px}.export-bottom>span{font-size:12px}.export-error{font-size:13px}
@media(min-width:1400px){.app-layout{grid-template-columns:376px minmax(0,1fr)}.settings-scroll{padding-left:28px;padding-right:28px}.workspace{padding-left:34px;padding-right:34px}.control-tabs{gap:27px}}
@media(min-width:761px) and (max-width:1100px){.app-layout{grid-template-columns:330px minmax(0,1fr)}.workspace-top{flex-wrap:wrap}.view-toggle{margin-top:5px}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-value{font-size:24px}.legend{gap:10px}.preview-section{min-height:480px}.scale-note{display:none}}
@media(max-width:760px){.app-layout{display:flex}.app-header{min-height:70px;padding:0 12px}.header-actions .icon-button{min-width:42px;min-height:44px}.header-actions .primary-button{min-height:44px;padding:0 12px;font-size:13px}.brand strong{font-size:16px}.brand small{font-size:7px}.header-actions{gap:4px}.brand{gap:8px}.canvas-wrap{min-height:280px;height:280px}.canvas-wrap #drawing{min-height:280px}.workspace-top{flex-wrap:wrap;gap:11px}.design-title p{font-size:12px;max-width:none}.design-title h2{font-size:21px}.view-toggle{margin-left:0}.view-toggle button{min-height:38px;font-size:12px;padding:0 12px}.canvas-status{font-size:10px}.view-label{font-size:8px}#interaction-hint{font-size:10px;max-width:128px}.canvas-tools button{width:38px;height:40px}.canvas-tools{padding:2px}.legend{font-size:10px;gap:12px}.legend-line{width:12px}.settings-scroll{padding:20px 23px 28px}.field>span:first-child,.select-field>span:first-child{font-size:13px}.select-field select{font-size:16px;min-height:46px}.input-shell input{min-height:46px}.toggle-row{min-height:48px}.toggle-text strong{font-size:14px}.toggle-text small{font-size:13px}.toggle-row input{width:42px;min-width:42px;height:25px}.toggle-row input:before{width:19px;height:19px}.toggle-row input:checked:before{transform:translateX(17px)}.control-tabs button{min-height:48px}.segmented.mini button{min-height:37px;min-width:45px}.scale-kind button{font-size:14px;min-height:42px}.radius-chips button{min-height:40px;font-size:13px}.field-help,.preset-note{font-size:13px}.control-intro{font-size:14px}.secondary-dark{min-height:44px;font-size:13px}.summary-heading h3{font-size:14px}.text-button{font-size:11px}.metric-label{font-size:12px}.metric-sub{font-size:11px}.measurement-note{font-size:12px}.technical-summary>summary{font-size:13px}.technical-item{font-size:12px}.validation{font-size:12px}.model-overlay strong{font-size:15px}.model-overlay p{font-size:12px}.model-overlay .primary-button{min-height:42px;font-size:13px}.export-types{grid-template-columns:repeat(2,minmax(0,1fr))}.format-choice{min-height:66px;padding:12px}.format-choice small{font-size:11px}.export-options label{font-size:12px;min-height:40px}.format-description{font-size:12px}.dialog-description{font-size:13px}.export-bottom .primary-button{font-size:13px;min-height:44px}.export-bottom>span{font-size:11px}.brand-product{display:inline}}
@media(max-width:420px){.brand-product{display:none}.brand small{display:none}.legend{gap:10px;font-size:9px}.workspace-top .view-toggle{margin-top:1px}.canvas-tools button{width:36px}.header-actions{gap:5px}.summary-heading{gap:12px}.summary-heading .text-button{max-width:120px;text-align:right;line-height:1.4}}

/* Keep the primary export action within reach on compact displays. */
.export-bottom{position:sticky;bottom:-26px;background:#fff;z-index:2;padding:16px 0 10px;box-shadow:0 -12px 16px #ffffffed}
@media(max-width:760px){.export-dialog{padding-top:22px}.export-dialog h2{padding-right:28px;margin-top:0}.export-bottom{bottom:-22px}.canvas-tools button{min-width:38px}.control-accordion summary{min-height:40px}}

.preview-jump{display:none}@media(max-width:760px){.preview-jump{display:block;position:fixed;right:16px;bottom:16px;min-height:44px;padding:0 17px;border-radius:24px;background:#2465e7;color:white;font-size:14px;box-shadow:0 4px 18px #0004;z-index:18}}

/* Live surface dimensions stay close to the radius controls. */
.radius-result{margin-top:15px;padding:12px 13px;border:1px solid #ffffff18;border-radius:8px;background:#ffffff04;color:#a8b7c2;font-size:12px;line-height:1.6;overflow-wrap:anywhere}
.radius-result.error{color:#ffc7ba;border-color:#e99c8b55;background:#e99c8b09}
.radius-stat{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:4px 0}
.radius-stat span{color:#acb8c1}
.radius-stat strong{color:#e1eaf0;font-weight:550;font-variant-numeric:tabular-nums;text-align:right}
@media(max-width:760px){.radius-result{font-size:13px}.radius-stat{padding:5px 0}}

/* Inlay choices reveal precision controls only when they are useful. */
.inlay-shapes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;margin:17px 0 14px}
.inlay-shapes button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-height:76px;padding:8px 3px;border:1px solid #ffffff19;border-radius:10px;background:#ffffff04;color:#aebbc3;font-size:12px;transition:background .16s,border-color .16s,color .16s}
.inlay-shapes svg{width:30px;height:30px;fill:currentColor}
.inlay-shapes button:hover{background:#ffffff0b;color:#e2e9ec}
.inlay-shapes button.active{background:#d6c6a416;border-color:#d6c6a48c;color:#e8dac0;box-shadow:inset 0 0 0 1px #d6c6a419}
.inlay-shapes button:focus-visible,.inlay-finish button:focus-visible{outline:2px solid #a4c7ff;outline-offset:3px}
.inlay-finish{display:grid;grid-template-columns:1fr 1fr;gap:3px;padding:4px;margin-bottom:18px;border:1px solid #ffffff0a;border-radius:9px;background:#171c1f}
.inlay-finish button{min-height:36px;border:0;border-radius:6px;color:#9cabb5;background:transparent;font-size:13px}
.inlay-finish button.active{background:#39434a;color:#edf1f2;box-shadow:0 1px 3px #0003}
.inlay-stagger{padding:12px 12px 1px;margin:0 0 16px;background:#ffffff04;border:1px solid #ffffff0b;border-radius:9px}
.inlay-stagger .select-field{margin-bottom:0}
.inlay-stagger .field-grid{gap:10px}
#inlay-sizing{border-top:1px solid #ffffff12;margin-top:8px;padding-top:3px}
#inlay-sizing>summary{color:#c6d0d6;min-height:45px}
#inlay-sizing .field-grid{margin-top:0}
.inlay-spacing{border-top:1px solid #ffffff12;margin-top:18px;padding-top:16px}
.inlay-spacing h4{margin:0 0 13px;font-size:13px;font-weight:550;color:#c4cfd5}
.inlay-feedback{margin-top:11px;color:#b4c8bf;font-size:12px;line-height:1.6}
.inlay-feedback.error{color:#f3baac}
.inlay-resolving{font-size:12px;line-height:1.5;color:#9eabb4;align-self:center;margin:0}
@media(max-width:760px){.inlay-shapes button{min-height:80px;font-size:13px}.inlay-finish button{min-height:40px}.inlay-feedback{font-size:13px}}


/* Keep contact information readable alongside the project actions. */
:root{--app-header-height:80px}
.app-header{height:var(--app-header-height);display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:24px}
.header-contact{margin:0;max-width:460px;justify-self:center;text-align:center;font-size:12px;line-height:1.6;color:#66717c}
.header-contact span{display:block}
.header-contact a{display:inline-block;color:#2465e7;font-size:14px;font-weight:550;text-decoration:none;text-underline-offset:3px;overflow-wrap:anywhere}
.header-contact a:hover{text-decoration:underline}
.app-layout{min-height:calc(100dvh - var(--app-header-height))}
.sidebar{height:calc(100dvh - var(--app-header-height))}
.sidebar h1{margin-top:0}
@media(max-width:1100px){
  :root{--app-header-height:136px}
  .app-header{grid-template-columns:minmax(0,1fr) auto;grid-template-rows:44px minmax(0,1fr);gap:8px 16px;padding:12px 24px}
  .header-actions{grid-column:2;grid-row:1}
  .header-contact{grid-column:1/-1;grid-row:2;font-size:12px}
}
@media(max-width:760px){
  .app-header{padding:12px;column-gap:8px}
  .header-contact a{font-size:13px}
  .sidebar{height:auto}
}