:root{font-family:Arial,Helvetica,sans-serif;color:#18393f;background:#f6f8f8;font-synthesis:none;--teal:#164e59;--line:#d7e0e2}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:white;color:#23454b;padding:11px 16px;border-radius:7px;font-size:14px;transition:background .18s,box-shadow .18s}button:hover{background:#edf5f5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #248a9c;outline-offset:3px}button:disabled{opacity:.45;cursor:wait}header{height:92px;padding:0 38px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:white}.brand{display:flex;align-items:center;gap:25px;color:#123d46;text-decoration:none;font-size:42px;letter-spacing:-3px;font-weight:bold}.brand span{font-size:12px;letter-spacing:2px;border-left:1px solid var(--line);padding-left:24px;font-weight:normal}.header-right{display:flex;align-items:center;gap:22px}.review-tag{font-size:13px;color:#63787d}main{display:grid;grid-template-columns:minmax(0,1fr) 355px;min-height:calc(100vh - 144px)}.workspace{padding:32px 36px 22px;background:radial-gradient(ellipse at 50% 40%,#f4f7f8,#dce5e8);position:relative;display:flex;flex-direction:column;min-width:0}.workspace-top{display:flex;justify-content:space-between;align-items:center;gap:16px}.eyebrow{letter-spacing:2px;font-size:12px;font-weight:bold;color:#5c787e;margin:0 0 12px}h1{font-size:36px;font-weight:500;letter-spacing:-1.3px;margin:0}.view-switch{display:flex;background:#ffffff9c;padding:4px;border-radius:9px}.view-switch button{border:0;background:transparent;padding:10px 12px}.view-switch button[aria-pressed=true]{background:#fff;box-shadow:0 2px 7px #1c41421a;color:#0d4855}#stage{position:relative;flex:1;min-height:365px;touch-action:none;margin:0 -20px}canvas{display:block;width:100%;height:100%}#loading,#failure{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:15px;color:#53737b;font-size:15px}#failure{flex-direction:column;padding:30px;text-align:center}#failure[hidden],#loading[hidden]{display:none}.spinner{width:22px;height:22px;border:2px solid #b0c4c9;border-top-color:#164e59;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.viewer-footer{display:flex;justify-content:space-between;align-items:center;gap:15px;border-top:1px solid #bdcdd266;padding-top:20px}.viewer-footer strong{font-size:15px;font-weight:500}.viewer-footer p{font-size:14px;color:#58747c;margin:7px 0}.viewer-actions{display:flex;gap:8px}.viewer-actions button{background:#ffffff70}.palette-strip{display:flex;gap:20px;padding-top:30px}.palette-item{flex:1;font-size:12px;color:#536d74;line-height:1.7}.palette-item .bar{height:5px;margin-bottom:9px;border-radius:2px;border:1px solid #00000008}.palette-item strong{display:block;color:#23464e;font-size:13px;font-weight:500}aside{padding:30px 25px;background:white;border-left:1px solid var(--line)}h2{font-size:24px;font-weight:500;letter-spacing:-.65px;margin:0 0 10px}.aside-heading>p:last-child{font-size:14px;color:#667c80;margin:0 0 22px}.part{display:flex;width:100%;align-items:center;gap:12px;border:1px solid transparent;text-align:left;padding:11px 12px;margin-bottom:5px;border-radius:7px}.part[aria-pressed=true]{border-color:#afc4cb;background:#eef4f6}.part-index{font-size:12px;color:#7a9094}.part-name{flex:1;font-size:15px}.part-name small{display:block;font-size:12px;color:#627980;margin-top:5px}.part-chip{height:27px;width:27px;border-radius:50%;border:1px solid #0002}.colour-panel{border-top:1px solid var(--line);margin-top:20px;padding-top:18px}.colour-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}h3{font-size:15px;font-weight:500;margin:0}.colour-heading span{font-size:12px;color:#6c8186}#swatches{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.swatch{padding:9px 4px 7px;font-size:12px;min-height:73px}.swatch i{display:block;width:29px;height:29px;border:1px solid #0002;border-radius:50%;margin:0 auto 7px}.swatch[aria-pressed=true]{border:2px solid #1d6070;padding:8px 3px 6px;background:#f1f8fa}.material-note{font-size:12px;line-height:1.5;color:#607b81;margin:14px 0 22px}.primary{background:#164e59;color:white;border-color:#164e59;display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 16px}.primary:hover{background:#0d3943}.text-button{border:0;background:transparent;width:100%;padding:13px}.colour-disclaimer{font-size:12px;line-height:1.6;color:#6b7d81;margin:12px 0 0}.page-footer{display:flex;justify-content:space-between;gap:10px;padding:18px 38px;font-size:11px;letter-spacing:1px;border-top:1px solid var(--line);color:#6c8185;background:white}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:13px 23px;border-radius:8px;background:#143e48;color:white;font-size:14px;z-index:10;opacity:0;pointer-events:none;transition:opacity .2s;max-width:90vw}#toast.show{opacity:1}#assembly-bar{display:flex;gap:8px;align-items:center;margin-top:12px;flex-wrap:wrap;font-size:14px}#assembly-bar[hidden]{display:none}#assembly-bar span{flex:1}#part-labels{position:absolute;inset:0;pointer-events:none}.model-label{position:absolute;transform:translate(-50%,-50%);font-size:12px;border:1px solid #b6cbd0;background:#fffffff0;padding:5px 9px;border-radius:5px;color:#264f59;white-space:nowrap}dialog{border:0;border-radius:14px;padding:30px;width:min(540px,94vw);max-height:90vh;box-shadow:0 15px 100px #122d4860;color:#18393f}dialog::backdrop{background:#0a253a66;backdrop-filter:blur(4px)}dialog p{font-size:14px;line-height:1.5;color:#60777d}dialog label{display:block;font-size:14px;margin:16px 0}dialog label span{color:#829196}input,select,textarea{width:100%;margin-top:7px;padding:10px;border:1px solid #bfcfd2;border-radius:5px;background:white;color:#18393f}.close{position:absolute;right:15px;top:12px;border:0;font-size:25px;padding:2px 9px}#review-summary{display:grid;grid-template-columns:1fr 1fr;gap:7px;background:#f1f5f6;padding:14px;font-size:12px;line-height:1.6;border-radius:7px}#review-summary strong{display:block;font-weight:500;color:#18393f}
@media(min-width:1500px){main{grid-template-columns:minmax(0,1fr) 410px}aside{padding:35px}.workspace{padding:40px 48px}#stage{min-height:500px}}
@media(max-width:1050px){header{padding:0 22px}.brand span{display:none}.review-tag{display:none}.workspace{padding:25px 22px}.workspace-top{align-items:flex-start;flex-direction:column}main{grid-template-columns:minmax(0,1fr) 320px}h1{font-size:30px}.palette-strip{gap:10px}.viewer-footer{flex-wrap:wrap}}
@media(max-width:720px){header{height:75px;padding:0 18px}.brand{font-size:36px}header button{font-size:12px;padding:9px}main{display:block}.workspace{padding:24px 18px}.workspace-top{flex-direction:row;align-items:center}h1{font-size:25px}.eyebrow{font-size:10px}.view-switch button{font-size:12px;padding:8px}.view-switch{padding:2px}#stage{height:350px;min-height:350px;margin:0 -10px;flex:none}.viewer-actions button{font-size:12px;padding:9px}.viewer-footer p{font-size:12px}.palette-strip{padding-top:20px;gap:8px}.palette-item strong{font-size:11px}.palette-item{font-size:10px}aside{border-left:0;border-top:1px solid var(--line);padding:25px 20px}#parts{display:grid;grid-template-columns:1fr 1fr;gap:5px}.part{margin:0}.part:last-child{grid-column:1/-1}.colour-panel{margin-top:20px}#swatches{grid-template-columns:repeat(3,1fr)}.page-footer{padding:18px;flex-wrap:wrap;font-size:10px}.page-footer span:last-child{display:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* Legible selection labels at desktop and mobile sizes. */
.swatch{font-size:14px}.part-name small{font-size:14px}.colour-heading span,.material-note{font-size:14px}