@font-face{font-family:DM Sans;font-style:normal;font-weight:100 1000;font-display:swap;src:url(../media/c3cb240f9c892514-s.270md_-rr62el.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:DM Sans;font-style:normal;font-weight:100 1000;font-display:swap;src:url(../media/5c285b27cdda1fe8-s.p.0lsanbtneewqp.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:DM Sans Fallback;src:local(Arial);ascent-override:94.9%;descent-override:29.66%;line-gap-override:0.0%;size-adjust:104.53%}.dm_sans_66afbc5f-module__Fs9bka__className{font-family:DM Sans,DM Sans Fallback;font-style:normal}.dm_sans_66afbc5f-module__Fs9bka__variable{--font-sans:"DM Sans", "DM Sans Fallback"}
:root{--ink:#242824;--muted:#777c74;--line:#e5e7df;--paper:#fff;--soft:#f5f6f1}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px}body{background:var(--paper);color:var(--ink);font:14px/1.55 var(--font-sans),-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;margin:0}button,input,select{font:inherit;color:inherit}button,a,summary,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}a:hover{text-underline-offset:4px;text-decoration:underline}button:focus-visible,a:focus-visible,summary:focus-visible,select:focus-visible,input:focus-visible,.parts-sheet-scroll:focus-visible{outline-offset:4px;outline:2px solid #778a5e}main{max-width:1140px;margin:0 auto;padding:0 28px}.site-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;height:84px;display:flex}.wordmark{letter-spacing:-.7px;font-size:21px;font-weight:700}.wordmark span{letter-spacing:0;color:var(--muted);margin-left:6px;font-size:13px;font-weight:400}.header-links{align-items:center;gap:24px;font-size:12px;display:flex}.github-link{justify-content:center;align-items:center;gap:7px;min-height:36px;line-height:1;display:inline-flex}.github-link svg{flex-shrink:0;display:block}.header-links a:last-child{border:1px solid #d9ddd3;border-radius:6px;padding:8px 12px}.intro{justify-content:space-between;align-items:center;gap:25px;padding:38px 0 26px;display:flex}.intro h1{letter-spacing:-1.1px;margin:0 0 9px;font-size:30px;font-weight:550;line-height:1.25}.intro p{color:var(--muted);margin:0}.revision{color:var(--muted);white-space:nowrap;font-size:11px}.model-section{border:1px solid var(--line);background:#f7f8f3;border-radius:9px;overflow:hidden}.model-caption{color:#797f73;justify-content:space-between;padding:15px 20px 0;font-size:11px;display:flex}.model-status{color:#8b9184;font-size:10px}.assembly-viewer{background:#f7f8f3;border:0;width:100%;height:690px;display:block}.prototype-note{color:var(--muted);border-bottom:1px solid var(--line);padding:7px 0 18px;font-size:11px;line-height:1.7}.prototype-note button{text-underline-offset:3px;color:#555d4a;font-size:inherit;background:0 0;border:0;padding:0;text-decoration:underline}.tabs{border-bottom:1px solid var(--line);gap:29px;margin:20px 0 0;display:flex}.tabs button{color:var(--muted);background:0 0;border:0;padding:13px 0;font-size:13px;position:relative}.tabs button[aria-selected=true]{color:var(--ink);font-weight:600}.tabs button[aria-selected=true]:after{content:"";background:var(--ink);height:2px;position:absolute;bottom:-1px;left:0;right:0}.section-toolbar{color:var(--muted);justify-content:space-between;align-items:center;gap:22px;padding:22px 0;font-size:12px;display:flex}.section-toolbar p{max-width:740px;margin:0}.section-toolbar>a{white-space:nowrap;color:var(--ink)}select{border:1px solid var(--line);background:#fff;border-radius:5px;padding:7px 26px 7px 10px;font-size:12px}.section-footnote{color:var(--muted);max-width:800px;margin-top:23px;font-size:11px}.instruction{border-bottom:1px solid var(--line)}.instruction>summary{cursor:pointer;justify-content:space-between;gap:18px;padding:19px 0;font-size:14px;font-weight:500;list-style:none;display:flex}.instruction>summary:after{content:"+";color:#92998a}.instruction[open]>summary:after{content:"−"}.instruction>summary::-webkit-details-marker{display:none}.instruction-body{color:#51594c;max-width:100%;padding:2px 0 28px;font-size:13px}.instruction-body h3{color:var(--ink);margin:22px 0 9px;font-size:16px;font-weight:550}.instruction-body p{margin:10px 0}.instruction-body a{text-underline-offset:3px;text-decoration:underline}.instruction-body small,.instruction-body .caption{color:var(--muted);font-size:11px}.instruction-body .grid2,.instruction-body .grid3,.instruction-body .steps{grid-template-columns:1fr 1fr;gap:18px;display:grid}.instruction-body .card,.instruction-body .step{border:1px solid var(--line);border-radius:5px;padding:18px}.instruction-body .step h3{margin-top:0}.instruction-body .tag{color:#7b836e;font-size:10px}.instruction-body .notice,.instruction-body .note{background:var(--soft);border-radius:4px;margin:17px 0;padding:14px 17px}.instruction-body .notice strong{display:block}.instruction-body ul,.instruction-body ol{padding-left:22px}.instruction-body li{margin:9px 0}.table-wrap,.table-scroll{overflow:auto}.instruction-body table,.files-table{border-collapse:collapse;text-align:left;width:100%;font-size:12px}.instruction-body th,.files-table th{color:var(--muted);border-bottom:1px solid var(--line);padding:12px 10px;font-weight:500}.instruction-body td,.files-table td{border-bottom:1px solid var(--line);vertical-align:top;padding:13px 10px}.instruction-body td small{display:block}.instruction-body .downloads,.file-shortcuts{flex-wrap:wrap;gap:16px;margin:16px 0;font-size:12px;display:flex}.instruction-body .diagram svg{width:100%;height:auto;display:block}.instruction-body pre{background:#f1f3ec;border-radius:5px;padding:18px;font-size:12px;overflow:auto}.instruction-body code{background:#f1f3ec;font-size:12px}.instruction-body .status-line{align-items:center;gap:8px;margin:7px 0;display:flex}.instruction-body .dot{background:var(--c,#89997a);border-radius:50%;width:8px;height:8px}.instruction-body .checklist label{margin:10px 0;font-size:12px;display:block}.instruction-body .checklist input{accent-color:#536b3b;margin-right:7px}.files-table small{color:var(--muted);max-width:720px;margin-top:4px;font-size:11px;font-weight:400;display:block}.files-table td:last-child{white-space:nowrap}.files-table td:last-child a+a{margin-left:16px}.files-table b{text-transform:capitalize;font-weight:500}.file-shortcuts a{border-bottom:1px solid #c4ceba;padding-bottom:2px}.material-row{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.material{background:var(--soft);border:1px solid var(--line);text-align:left;border-radius:6px;flex-direction:column;gap:5px;padding:18px;display:flex}.material b{font-size:14px;font-weight:500}.material>span:not(.filament-swatch){color:var(--muted);font-size:12px}.material small{margin-top:8px;font-size:11px}.filament-swatch{background:#fff;border:1px solid #e1e4dc;border-radius:4px;width:100%;height:55px;margin-bottom:9px}.swatch-petg-clear{background:repeating-linear-gradient(115deg,#e7eddf80 0 1px,#ffffff80 1px 5px),linear-gradient(140deg,#cad5c1,#f4f6ef)}.swatch-petg-black{background:#343b31;border-color:#343b31}.print-summary{max-width:790px;padding:20px 0}.print-summary h2{letter-spacing:-.3px;font-size:18px;font-weight:550}.print-summary p{color:#646d5b;font-size:13px}footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;gap:20px;margin-top:40px;padding:25px 0 38px;font-size:10px;display:flex}.part-dialog{width:390px;max-width:calc(100vw - 28px);max-height:85dvh;color:var(--ink);background:#fff;border:1px solid #d8dfcf;border-radius:12px;margin:auto 24px auto auto;padding:0;box-shadow:0 25px 90px #26351621}.part-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#1a271521}.part-dialog article{padding:25px}.dialog-top{color:var(--muted);justify-content:space-between;align-items:center;margin-bottom:24px;font-size:11px;display:flex}.close-dialog{background:#f3f5ee;border:0;border-radius:50%;place-items:center;width:30px;height:30px;font-size:22px;line-height:1;display:grid}.part-dialog h2{letter-spacing:-.8px;margin:0 0 17px;font-size:26px;font-weight:550;line-height:1.2}.part-description{color:#555f4e;margin:0 0 23px;font-size:14px;line-height:1.65}.part-spec{border-top:1px solid var(--line);padding-top:16px}.part-spec h3{color:var(--muted);margin:0 0 7px;font-size:11px;font-weight:500}.part-spec p{margin:0 0 18px;font-size:13px;line-height:1.6}.part-note{color:#6e775f;background:#f5f7ef;border-radius:4px;padding:12px;font-size:11px}.buy-links{flex-direction:column;gap:8px;margin-top:24px;display:flex}.buy-links a{border:1px solid var(--line);border-radius:6px;justify-content:space-between;gap:10px;padding:12px 14px;font-size:12px;display:flex}.buy-links a:first-child{color:#fff;background:#2d3827;border-color:#2d3827}.part-downloads{align-items:center;gap:16px;margin-top:23px;font-size:11px;display:flex}.part-downloads>span{color:var(--muted);margin-right:auto}.sr-only{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}[hidden]{display:none!important}@media (max-width:800px){main{padding:0 18px}.intro{flex-direction:column;align-items:flex-start;gap:12px;padding:25px 0 20px}.intro h1{font-size:26px}.assembly-viewer{height:740px}.revision{font-size:10px}.model-status{display:none}.instruction-body .grid2,.instruction-body .grid3,.instruction-body .steps{grid-template-columns:1fr}.part-dialog{width:390px;margin:auto}}@media (max-width:540px){main{padding:0 14px}.site-header{height:65px}.wordmark{font-size:19px}.wordmark span{display:none}.header-links{gap:14px;font-size:10px}.header-links a:last-child{padding:7px 9px}.intro h1{max-width:330px;font-size:25px}.intro p{font-size:12px}.model-caption{padding:13px 14px 0;font-size:10px}.assembly-viewer{height:730px}.section-toolbar{flex-direction:column;align-items:flex-start;gap:15px;padding:18px 0}.tabs{gap:26px}.tabs button{font-size:12px}.material-row{gap:8px}.material{padding:11px}.material b{font-size:12px}.material small{font-size:10px}.filament-swatch{height:38px}.material>span:not(.filament-swatch){font-size:10px}.part-dialog{max-height:85dvh;margin:auto auto 14px}.part-dialog article{padding:22px}.close-dialog{width:40px;height:40px}footer{flex-direction:column;gap:9px}.files-table td{padding:12px 6px}.files-table td:last-child a{display:block}.files-table td:last-child a+a{margin:8px 0 0}.files-table th{font-size:10px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.checklist-status{color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:6px 18px;margin:-6px 0 10px;font-size:11px;display:flex}.checklist-status span:first-child{color:#536345}.parts-group+.parts-group{margin-top:28px}.parts-group-heading{margin:18px 0 10px}.parts-group-heading h3{align-items:baseline;gap:10px;margin:0;font-size:16px;font-weight:550;display:flex}.parts-group-heading h3 span{color:var(--muted);font-size:10px;font-weight:400}.parts-group-heading p{color:var(--muted);margin:3px 0 0;font-size:11px}.parts-sheet-scroll{border:1px solid #dce1d5;overflow:auto}.parts-sheet{border-collapse:separate;border-spacing:0;text-align:left;width:100%;min-width:680px;font-size:12px;line-height:1.3}.parts-sheet th,.parts-sheet td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);white-space:nowrap;height:34px;padding:0 10px;font-weight:400}.parts-sheet tr>:last-child{border-right:0}.parts-sheet tbody tr:last-child>*{border-bottom:0}.parts-sheet thead th{color:#66705e;background:#f0f3eb;height:30px;font-size:10px;font-weight:500}.parts-sheet tbody tr{background:#fff}.parts-sheet tbody tr:hover{background:#fafbf7}.parts-sheet tbody tr[data-checked=true]{background:#f1f6e9}.parts-sheet .sheet-number{text-align:right;color:#8b9383;font-variant-numeric:tabular-nums;background:#f8f9f5;width:36px;padding:0 8px;font-size:10px}.parts-sheet .sheet-check{text-align:center;width:48px;padding:0}.sheet-check-target{cursor:pointer;place-items:center;height:33px;display:grid}.sheet-check-target input{accent-color:#58713f;cursor:pointer;width:15px;height:15px;margin:0}.sheet-check-target input:disabled{cursor:wait}.parts-sheet tbody th{padding:0}.sheet-part{text-align:left;background:0 0;border:0;justify-content:space-between;align-items:center;gap:16px;width:100%;min-width:260px;min-height:33px;padding:7px 10px;font-size:12px;line-height:1.3;display:flex}.sheet-part>span{color:#969f8a;font-size:11px}.sheet-part:hover{text-underline-offset:3px;text-decoration:underline}.sheet-type{width:116px;color:var(--muted);font-size:11px}.sheet-quantity{font-variant-numeric:tabular-nums;width:145px;font-size:11px}.sheet-action{width:95px;font-size:11px}.sheet-action button{font:inherit;background:0 0;border:0;padding:0}.sheet-action button:hover{text-underline-offset:3px;text-decoration:underline}.print-file-links{flex-direction:column;gap:8px;margin:0 0 24px;display:flex}.print-file-links a{border:1px solid var(--line);border-radius:6px;justify-content:space-between;gap:10px;padding:12px 14px;font-size:12px;display:flex}.print-file-links a:first-child{color:#fff;background:#2d3827;border-color:#2d3827}@media (max-width:540px){.parts-sheet{min-width:650px}.parts-sheet .sheet-number{width:30px}.sheet-part{min-width:240px}}
main{max-width:1360px}.guide-layout{grid-template-columns:170px minmax(0,1fr);gap:48px;display:grid}.guide-content{min-width:0}.overview{padding:39px 0 36px;scroll-margin-top:24px}.overview-eyebrow{color:var(--muted);text-transform:uppercase;letter-spacing:1.3px;margin:0 0 12px;font-size:10px}.overview h1{letter-spacing:-1.3px;margin:0 0 18px;font-size:36px;font-weight:550;line-height:1.2}.overview-context{color:#697160;max-width:760px;margin:0 0 10px;font-size:14px;line-height:1.7}.overview-context a{color:var(--ink);text-underline-offset:3px;text-decoration:underline}.overview-links{gap:24px;margin:20px 0 25px;font-size:12px;display:flex}.overview-links a:first-child{color:#52663f}.overview-image{margin:0}.overview-image img{border:1px solid var(--line);background:#f4f0e9;border-radius:8px;width:100%;height:auto;display:block}.overview-image figcaption{color:var(--muted);margin-top:9px;font-size:10px}.guide-sidebar{padding-top:44px}.guide-sidebar nav{max-height:calc(100dvh - 60px);position:sticky;top:30px;overflow-y:auto}.toc-label{text-transform:uppercase;letter-spacing:1.3px;color:var(--muted);margin:0 0 19px 13px;font-size:10px}.guide-sidebar ol{margin:0;padding:0;list-style:none}.guide-sidebar li a{border-left:2px solid var(--line);color:var(--muted);align-items:center;gap:11px;padding:10px 11px;font-size:12px;display:flex}.guide-sidebar li a span{color:#a1a797;font-variant-numeric:tabular-nums;font-size:10px}.guide-sidebar li a:hover{color:var(--ink);background:#f8f9f5;text-decoration:none}.guide-sidebar li a[aria-current]{color:#3f5131;background:#f4f6ee;border-left-color:#667d4f}.guide-sidebar .toc-top{color:var(--muted);margin:22px 0 0 13px;font-size:11px;display:block}.build-section{border-top:1px solid var(--line);margin-bottom:48px;padding-top:28px;scroll-margin-top:16px}.section-heading{align-items:baseline;gap:12px;margin-bottom:15px;display:flex}.section-heading>span{color:#919a84;font-variant-numeric:tabular-nums;font-size:11px}.section-heading h2{letter-spacing:-.7px;margin:0;font-size:24px;font-weight:550;line-height:1.3}.section-intro{color:var(--muted);max-width:750px;margin:0 0 18px;font-size:13px}.build-section .section-toolbar{padding-top:0}.build-section .instruction-body{padding-bottom:0}.model-section+.instruction-body{padding-top:24px}.print-summary h3{letter-spacing:-.3px;font-size:18px;font-weight:550}.download-subheading{margin-top:26px;font-size:14px;font-weight:500}@media (max-width:1000px){.guide-layout{grid-template-columns:152px minmax(0,1fr);gap:28px}.guide-sidebar li a{gap:8px;padding-left:9px;font-size:11px}.intro{flex-direction:column;align-items:flex-start;gap:12px}}@media (max-width:760px){.overview{padding-top:26px}.overview h1{letter-spacing:-.8px;font-size:29px}.overview-context{font-size:13px}.guide-layout{display:block}.guide-sidebar{border-bottom:1px solid var(--line);padding-top:20px;padding-bottom:20px}.guide-sidebar nav{max-height:none;position:static;overflow:visible}.guide-sidebar ol{grid-template-columns:1fr 1fr;gap:0 12px;display:grid}.toc-label{margin-bottom:10px;margin-left:10px}.guide-sidebar li a{padding-top:8px;padding-bottom:8px;font-size:11px}.guide-sidebar .toc-top{display:none}.section-heading h2{font-size:22px}.build-section{margin-bottom:34px;padding-top:24px}}
.assembly-lessons{margin:38px 0 30px;scroll-margin-top:24px}.lesson-intro{max-width:740px;margin-bottom:22px}.lesson-intro h3{letter-spacing:-.5px;margin:0 0 8px;font-size:22px;font-weight:550}.lesson-intro p{color:var(--muted);margin:0;font-size:13px}.lesson-workbench{grid-template-columns:218px minmax(0,1fr);align-items:start;gap:24px;display:grid}.lesson-nav{position:sticky;top:24px}.lesson-nav ol{margin:0;padding:0;list-style:none}.lesson-nav button{text-align:left;border:0;border-left:2px solid var(--line);color:#707965;background:0 0;align-items:baseline;gap:12px;width:100%;padding:13px 10px;font-size:12px;line-height:1.45;display:flex}.lesson-nav button>span:first-child{font-variant-numeric:tabular-nums;opacity:.65;font-size:10px}.lesson-nav button:hover{background:#f5f7f0}.lesson-nav button[aria-current=step]{color:#344529;background:#f0f4e8;border-color:#657c4d}.lesson-panel{border:1px solid var(--line);border-radius:8px;min-width:0;scroll-margin-top:24px;overflow:hidden}.lesson-heading{padding:23px 24px 18px}.lesson-heading .lesson-eyebrow{text-transform:uppercase;letter-spacing:1px;color:#89947a;margin:0 0 8px;font-size:10px}.lesson-heading h3{letter-spacing:-.5px;margin:0 0 6px;font-size:22px;font-weight:550;line-height:1.3}.lesson-heading p{color:var(--muted);margin:0;font-size:12px}.lesson-figure{border-block:1px solid var(--line);background:#f7f8f3;margin:0}.lesson-viewer{border:0;width:100%;height:470px;display:block}.lesson-figure figcaption{color:#737d66;border-top:1px solid #e5e9dd;padding:12px 22px;font-size:11px;line-height:1.55}.lesson-model-status{color:var(--muted);padding:0 22px;font-size:11px}.lesson-diagram{color:#36442e;width:100%;height:405px;padding:6px;display:block}.lesson-diagram text{font:18px var(--font-sans), sans-serif;fill:#394631}.lesson-diagram .diagram-kicker{letter-spacing:.8px;fill:#7c886f;font-size:13px}.lesson-diagram .diagram-note{fill:#758169;font-size:15px}.lesson-diagram .diagram-key{font-size:12px}.diagram-surface{fill:#e6ecdf;stroke:#bac7ae;stroke-width:1.5px}.diagram-cutout{fill:#fff;stroke:#a5b398;stroke-width:1.5px}.diagram-wire{fill:none;stroke:#718b5f;stroke-width:2.5px}.lesson-body{padding:22px 24px 20px;font-size:13px;line-height:1.7}.lesson-body h4{color:#3e4b34;margin:0 0 10px;font-size:13px;font-weight:600}.lesson-part-list{padding-bottom:22px}.lesson-part-list>span{color:var(--muted);text-transform:uppercase;letter-spacing:.7px;margin-bottom:10px;font-size:10px;display:block}.lesson-part-list>div{flex-wrap:wrap;gap:6px;display:flex}.lesson-part-list button,.lesson-part-list a{border:1px solid var(--line);color:#657456;background:#fafbf8;border-radius:4px;padding:5px 8px;font-size:10px;line-height:1.5}.lesson-part-list button:hover,.lesson-part-list a:hover{background:#eff4e7;text-decoration:none}.lesson-part-list span[aria-hidden]{opacity:.65;margin-left:4px}.lesson-actions{color:#606d55;margin:0 0 23px;padding-left:20px}.lesson-actions li{margin-bottom:10px;padding-left:4px}.lesson-actions li::marker{color:#9ca88d;font-size:11px}.lesson-why{background:#f1f5e9;border-radius:5px;margin-bottom:18px;padding:17px 19px}.lesson-why p,.lesson-check p{color:#657259;margin:0}.lesson-check{border-left:2px solid #becdaf;padding:1px 0 1px 15px}.lesson-resources{flex-wrap:wrap;gap:10px 18px;margin-top:20px;font-size:11px;display:flex}.lesson-pagination{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:10px;margin-top:24px;padding-top:16px;display:flex}.lesson-pagination button{border:1px solid var(--line);background:0 0;border-radius:5px;padding:9px 11px;font-size:11px}.lesson-pagination button:last-child{color:#fff;background:#35452a;border-color:#35452a}.lesson-pagination button:disabled{opacity:.35;cursor:default}.lesson-pagination>span{color:var(--muted);font-size:10px}.lesson-mobile-select{display:none}.assembly-donor{border-top:1px solid var(--line);margin-top:26px;padding-top:18px;font-size:13px}.assembly-donor summary{cursor:pointer;color:#68775a}@media (max-width:1100px){.lesson-workbench{grid-template-columns:176px minmax(0,1fr);gap:16px}.lesson-nav button{gap:8px;padding-left:8px;font-size:11px}.lesson-heading,.lesson-body{padding-left:18px;padding-right:18px}.lesson-pagination>span{display:none}}@media (max-width:760px){.lesson-workbench{display:block}.lesson-nav{display:none}.lesson-mobile-select{color:var(--muted);margin-bottom:16px;font-size:11px;display:block}.lesson-mobile-select select{border:1px solid var(--line);width:100%;color:var(--ink);font:inherit;background:#fff;border-radius:5px;margin-top:7px;padding:12px 10px;font-size:13px;display:block}.lesson-viewer{height:470px}.lesson-diagram{height:auto}.lesson-heading h3{font-size:20px}.lesson-body{font-size:12px}.lesson-panel{scroll-margin-top:12px}.lesson-figure figcaption{padding-inline:16px}.lesson-part-list button,.lesson-part-list a{padding:8px 9px}}
