:root{--navy:#0b2046;--ink:#182c42;--muted:#607080;--line:#dce1e5;--soft:#f4f5f5;--warm:#f3f1eb;--blue:#e7eef4;--gold:#9a8159;--alert:#805b28;--radius:10px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:160px}body{margin:0;font:15px/1.5 Arial,Helvetica,sans-serif;color:var(--ink);background:#fff}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #417ca9;outline-offset:4px}img{display:block;max-width:100%}button{color:inherit}h1,h2,h3,p,figure{margin:0}p{color:var(--muted)}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:absolute;top:-60px;left:15px;background:white;padding:10px;z-index:100}.skip:focus{top:8px}.header{height:74px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 40px;gap:25px;background:#fff}.logo{width:100px;flex:0 0 100px}.header nav{display:flex;align-items:center;gap:26px;font-size:13px}.header nav a{padding:10px 0}.header nav a.active{color:var(--navy);border-bottom:2px solid var(--navy)}.site-address{font-size:12px;color:var(--muted)}.config-top{padding:24px 40px 20px;display:flex;justify-content:space-between;align-items:center;gap:20px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.8px;color:var(--muted);text-transform:uppercase;margin-bottom:7px}h1{font-size:27px;font-weight:500;letter-spacing:-.8px;line-height:1.2}.top-actions{display:flex;align-items:center;gap:18px}.text-btn{border:0;border-bottom:1px solid #b4bdc8;background:none;padding:7px 0;font-size:12px}.steps{padding:0 40px;display:flex;gap:12px;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}.step{background:none;border:0;border-bottom:3px solid transparent;padding:15px 17px 14px 0;white-space:nowrap;text-align:left;color:var(--muted);font-size:12px;display:flex;gap:9px;align-items:center}.step i{font-style:normal;border:1px solid var(--line);border-radius:50%;width:21px;height:21px;display:inline-grid;place-items:center;font-size:10px}.step[aria-current=step]{color:var(--navy);border-bottom-color:var(--navy);font-weight:700}.step[aria-current=step] i{background:var(--navy);border-color:var(--navy);color:white}.step.done i{background:var(--blue);border-color:var(--blue);color:var(--navy)}.workspace{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(350px,1fr);align-items:start;padding:0 40px 110px;gap:34px;max-width:1680px;margin:auto}.viewer{position:sticky;top:64px;align-self:start;padding-top:23px}.viewer-header{display:flex;align-items:flex-start;justify-content:space-between;gap:15px;margin-bottom:20px}.viewer h2{font-size:25px;font-weight:500;letter-spacing:-.6px}.area{font-size:12px;text-align:right;padding-top:5px}.area strong{font-size:22px;color:var(--ink);font-weight:500;display:block}.views{display:flex;border-bottom:1px solid var(--line);gap:19px;margin-bottom:0}.view-button{background:none;border:0;border-bottom:2px solid transparent;padding:9px 0;color:var(--muted);font-size:12px;white-space:nowrap}.view-button[aria-pressed=true]{border-color:var(--navy);color:var(--navy);font-weight:700}.visual{height:350px;background:#fff;position:relative;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}.visual>img{width:100%;height:100%;object-fit:contain;padding:24px 6px}.visual.assembly>img{padding:16px 8px;width:42%;height:100%;object-fit:contain}.visual.material>img{padding:28px;width:76%;height:100%;object-fit:contain}.visual.interior>img{padding:10px;width:100%;object-fit:cover;height:100%}.assembly-copy{width:58%;padding:20px;font-size:12px}.assembly-copy h3{font-size:17px;font-weight:500;margin-bottom:12px}.layers{list-style:none;padding:0;margin:0}.layers li{padding:8px 0;border-bottom:1px solid var(--line);display:flex;gap:10px;color:var(--muted);font-size:11px}.layers span{font-size:9px;color:var(--gold);font-weight:bold}.no-visual{background:var(--soft);padding:36px;max-width:470px;text-align:center;border:1px dashed #c4cbd3;border-radius:var(--radius)}.no-visual h3{font-weight:500;margin-bottom:8px;font-size:20px}.no-visual p{font-size:13px}.status-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-top:13px}.badge{font-size:10px;letter-spacing:.2px;display:inline-block;background:var(--blue);border-radius:3px;padding:5px 9px;color:var(--navy)}.badge.reference{background:#f2ece1;color:var(--alert)}.enlarge{font-size:12px;background:none;border:0;padding:7px}.caption{font-size:11px;line-height:1.5;margin:8px 0;max-width:650px}.selection-strip{display:flex;gap:18px;padding:13px 0 5px;border-top:1px solid var(--line);margin-top:16px}.selection-strip div{flex:1;min-width:0}.selection-strip small{display:block;text-transform:uppercase;font-size:9px;letter-spacing:1px;color:var(--muted);margin-bottom:4px}.selection-strip strong{font-size:11px;font-weight:500;display:block}.viewer-note{font-size:10px;margin-top:15px;color:#7a858d}.choices{border-left:1px solid var(--line);padding:29px 0 20px 30px;min-height:590px}.section-title{font-size:23px;letter-spacing:-.6px;font-weight:500;margin-bottom:7px;line-height:1.2}.intro{font-size:12px;line-height:1.6;margin-bottom:24px;max-width:450px}.group{margin:22px 0 27px}.group-title{font-size:13px;font-weight:700;margin-bottom:10px;display:flex;justify-content:space-between;gap:12px}.group-description{font-size:11px;margin:8px 0 12px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.cards.two{grid-template-columns:repeat(2,minmax(0,1fr))}.cards.one{grid-template-columns:1fr}.option{position:relative;display:block;border:1px solid var(--line);border-radius:6px;background:#fff;cursor:pointer;transition:background .15s,border-color .15s;overflow:hidden}.option.selected{border:2px solid var(--navy);background:#fbfcfd}.option.selected .tick{display:grid}.option:hover{border-color:#899aab}.option input{position:absolute;opacity:0;width:1px;height:1px}.option:focus-within{outline:3px solid #417ca9;outline-offset:3px}.option img{width:100%;height:78px;object-fit:cover}.option.model img{object-fit:contain;height:79px;padding:4px;background:#fff}.option strong{display:block;font-size:12px;line-height:1.3;font-weight:600;padding:10px 10px 3px}.option small{display:block;font-size:10px;line-height:1.4;color:var(--muted);padding:0 10px 10px}.option.noimage strong{padding-top:16px}.option.noimage{min-height:70px}.option.disabled{cursor:not-allowed;background:#f8f8f8;opacity:.65}.option .tick{position:absolute;top:5px;right:5px;display:none;background:var(--navy);color:white;border-radius:50%;width:17px;height:17px;place-items:center;font-size:10px}.option img+.tick{top:5px}.tip{border-left:2px solid var(--gold);background:#f8f6f1;padding:11px 13px;font-size:11px;color:#65533c;line-height:1.5;margin:15px 0}.quiet{font-size:10px;line-height:1.6;color:var(--muted)}.small-link{font-size:11px;color:var(--navy);text-decoration:underline;text-underline-offset:3px}.product-select{width:100%;padding:11px;border:1px solid var(--line);border-radius:5px;background:white;font-size:13px;color:var(--ink)}.fact-row{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:12px 0;font-size:12px}.fact-row b{font-weight:500}.action-row{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}.button{display:inline-flex;justify-content:center;align-items:center;gap:20px;border:1px solid var(--navy);border-radius:5px;padding:12px 20px;background:var(--navy);color:#fff;font-size:12px;font-weight:600;min-height:45px}.button.secondary{background:white;color:var(--navy)}.button.wide{width:100%}.bottom{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 -3px 12px #0b204609;padding:15px 40px;display:flex;justify-content:space-between;align-items:center;z-index:12;gap:18px}.bottom .name{font-size:13px;font-weight:600}.bottom .fine{font-size:10px;color:var(--muted);margin-top:3px}.bottom-actions{display:flex;align-items:center;gap:16px}.bottom .quote{font-size:11px;color:var(--muted);text-align:right}.bottom .quote strong{display:block;color:var(--ink);font-size:12px;font-weight:500}.bottom .button{min-width:135px}.summary{margin:17px 0 23px}.summary-row{display:grid;grid-template-columns:100px 1fr auto;gap:10px;border-bottom:1px solid var(--line);padding:11px 0;align-items:center;font-size:11px}.summary-row dt{color:var(--muted)}.summary-row dd{margin:0;font-weight:500}.summary-row button{background:none;border:0;color:var(--navy);font-size:10px;text-decoration:underline;padding:8px}.selection-preview{display:flex;gap:8px;margin:15px 0}.selection-preview img{width:60px;height:60px;object-fit:cover;border:1px solid var(--line);border-radius:4px}.status-message{font-size:11px;color:var(--muted);margin-top:10px;min-height:16px}.build-info{font-size:9px;color:#82909b;padding:9px 40px;border-top:1px solid var(--line);margin-bottom:100px}.mobile-menu-button{display:none;background:none;border:0;font-size:12px}.chips{display:flex;gap:6px;flex-wrap:wrap;margin:13px 0}.chips span{border:1px solid var(--line);border-radius:25px;padding:5px 9px;font-size:10px;color:var(--muted)}dialog{border:0;border-radius:12px;padding:25px;max-width:860px;width:calc(100% - 32px);color:var(--ink);box-shadow:0 20px 90px #0003}dialog::backdrop{background:#071a39aa}dialog h2{font-size:23px;font-weight:500;margin-bottom:12px}dialog p{font-size:13px}dialog img{max-height:68vh;object-fit:contain;width:100%;margin-top:10px}.dialog-top{display:flex;justify-content:space-between;align-items:flex-start}.dialog-top button{border:0;background:var(--soft);border-radius:50%;width:34px;height:34px}.dialog-top h2{font-size:18px}.issue-list{font-size:12px;color:var(--muted);padding-left:20px;margin:12px 0}.review-note{padding:13px;background:var(--blue);font-size:11px;border-radius:5px}.review-note strong{display:block;margin-bottom:4px}.model-source{font-size:10px;margin-top:17px}.note-field{display:block;width:100%;border:1px solid var(--line);min-height:70px;padding:10px;border-radius:5px;font:inherit;font-size:12px;margin-top:7px}.view-guidance{font-size:11px;background:var(--soft);padding:11px 13px;margin-top:17px;border-radius:5px}.step-counter{font-size:10px;letter-spacing:1.4px;color:var(--gold);font-weight:700;margin-bottom:10px;text-transform:uppercase}.nav-warning{padding:10px 40px;background:#f4ede1;font-size:12px;color:#755526}
@media(min-width:1700px){.workspace{gap:48px}.visual{height:430px}}
@media(max-width:1100px){.header{padding:0 25px}.header nav{gap:15px;font-size:11px}.site-address{display:none}.config-top{padding:20px 25px}.steps{padding:0 25px;gap:7px}.step{font-size:11px;padding-right:9px}.workspace{padding:0 25px 115px;gap:20px;grid-template-columns:minmax(0,1.3fr) minmax(330px,1fr)}.choices{padding-left:22px}.visual{height:320px}.bottom{padding:13px 25px}.assembly-copy{padding:12px}.assembly-copy h3{font-size:15px}}
@media(max-width:800px){.header{height:60px;padding:0 18px}.logo{width:83px;flex-basis:83px}.mobile-menu-button{display:block}.header nav{display:none;position:absolute;top:60px;left:0;right:0;z-index:30;background:white;padding:18px;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:4px;font-size:14px}.header nav.open{display:flex}.config-top{padding:18px 18px 15px;align-items:flex-start}h1{font-size:22px}.top-actions{gap:12px}.top-actions .text-btn{font-size:11px}.top-actions #save-top{display:none}.steps{padding:0 18px;gap:18px;overflow-x:auto;scrollbar-width:none;position:static}.step{padding:11px 0;font-size:11px;gap:5px}.step i{width:18px;height:18px;font-size:9px}.workspace{display:block;padding:0 18px 100px}.viewer{position:relative;top:0;padding-top:18px}.viewer-header{margin-bottom:12px}.viewer h2{font-size:23px}.area strong{font-size:19px}.area{font-size:10px}.views{gap:22px}.view-button{padding:8px 0;font-size:11px}.visual{height:235px}.visual>img{padding:12px 0}.visual.assembly>img{width:38%;padding:5px 0}.assembly-copy{width:62%;font-size:11px;padding:10px}.assembly-copy h3{font-size:13px;margin-bottom:5px}.layers li{font-size:9px;padding:5px 0}.status-row{padding-top:9px}.badge{font-size:9px;padding:4px 7px}.caption{font-size:10px;line-height:1.4;margin-bottom:0}.selection-strip{display:none}.viewer-note{display:none}.choices{padding:24px 0 10px;border-left:0;min-height:0}.section-title{font-size:23px}.intro{font-size:12px;margin-bottom:20px}.group{margin:22px 0}.bottom{padding:10px 16px;gap:12px}.bottom .fine{max-width:160px}.bottom .quote{display:none}.bottom .name{font-size:11px}.bottom-actions{gap:10px}.bottom .button{padding:11px 14px;min-width:110px}.bottom #back-step{display:none}.build-info{padding:9px 18px;margin-bottom:90px}.no-visual{padding:20px}.no-visual h3{font-size:16px}.no-visual p{font-size:11px}.cards .option img{height:86px}.cards .option.model img{height:84px}.status-message{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.header,.steps,.config-top,.bottom,.build-info,.choices,.view-button,.enlarge{display:none!important}.workspace{display:block;padding:0}.viewer{position:static}.visual{height:250px}.selection-strip{display:flex}#print-summary{display:block!important;font-size:12px;margin-top:25px}#print-summary h1{font-size:22px;margin-bottom:20px}.summary-row button{display:none}.viewer-note{display:block}}
/* V9 visual QA refinements */
.group .action-row{margin-top:6px}.intro{font-size:13px}.group-description{font-size:12px}.option strong{font-size:13px}.group{margin:19px 0}.header .logo img{width:100%;height:auto}.build-info{margin-bottom:78px}.workspace{padding-bottom:65px}.view-guidance{margin-top:12px}
@media(max-width:800px){.config-top{flex-wrap:wrap;gap:10px}.top-actions{width:100%;justify-content:space-between}.viewer{position:sticky;top:0;background:white;z-index:9;border-bottom:1px solid var(--line);padding-top:10px;padding-bottom:9px}.viewer-header{margin-bottom:6px}.viewer h2{font-size:19px}.viewer .eyebrow{font-size:8px;margin-bottom:3px}.visual{height:clamp(145px,23vh,200px)}.views{gap:16px}.caption{font-size:9px;max-height:38px;overflow:auto}.viewer .view-guidance{display:none}.status-row{padding-top:5px}.enlarge{padding:5px}.choices{padding-top:18px}.bottom #back-step{display:block;font-size:11px}.bottom .button{min-width:96px}.bottom .fine{max-width:123px;font-size:9px}.bottom .name{max-width:125px}.bottom-actions{gap:9px}.build-info{margin-bottom:90px}.workspace{padding-bottom:30px}.step{min-height:44px}}