/* Shelf Reference Guide manual adapted to the storefront theme. */
.lab-page .xf3-store-info-main--installation{max-width:1160px;padding:clamp(20px,3.8vw,46px);border:1px solid #6c9eb452;border-radius:24px;background:#f8fbfbf0;box-shadow:0 24px 70px #1343531f}
.xf3-install-manual{--guide-ink:#183643;--guide-muted:#48616e;--guide-line:#c5dce4;--guide-wash:#edf6f8;--guide-blue:#176783;color:var(--guide-ink);font-size:1rem;line-height:1.57}
.xf3-install-manual *{box-sizing:border-box}
.xf3-install-manual [hidden]{display:none!important}
.xf3-install-manual a{color:var(--guide-blue);text-underline-offset:3px}
.xf3-install-manual .brand{display:flex;justify-content:space-between;gap:16px;padding-bottom:17px;border-bottom:1px solid var(--guide-line);color:var(--guide-blue);font-size:1rem;font-weight:750;letter-spacing:.08em;text-transform:uppercase}
.xf3-install-manual .brand span:last-child{color:var(--guide-muted)}
.lab-page .xf3-install-manual .brand span{background:transparent!important;box-shadow:none!important;color:var(--guide-blue)!important}
.lab-page .xf3-install-manual .brand span:last-child{color:var(--guide-muted)!important}
.xf3-install-manual>header{padding:32px 0 17px}
.lab-page .xf3-install-manual h1,.lab-page .xf3-install-manual h2,.lab-page .xf3-install-manual h3{color:var(--guide-ink);letter-spacing:-.025em;line-height:1.2}
.lab-page .xf3-install-manual h1{max-width:800px!important;margin:0 0 12px;font-size:clamp(2.25rem,4vw,3.5rem);font-weight:600}
.lab-page .xf3-install-manual h2{margin:0 0 12px;font-size:clamp(1.6rem,2.3vw,2.15rem);font-weight:650}
.lab-page .xf3-install-manual h3{margin:0 0 9px;font-size:1.22rem;font-weight:700}
.xf3-install-manual p{margin:0 0 15px}
.xf3-install-manual .lede{max-width:790px;color:var(--guide-muted);font-size:1.12rem}
.xf3-install-manual .guide-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:12px 0 24px}
.xf3-install-manual .guide-tabs button{padding:17px 21px;border:2px solid var(--guide-line);border-radius:15px;background:#ffffffed;color:var(--guide-ink);text-align:left;cursor:pointer;font:inherit;box-shadow:0 5px 18px #1451660f}
.xf3-install-manual .guide-tabs button strong{display:block;font-size:1.2rem}
.xf3-install-manual .guide-tabs button span{display:block;margin-top:3px;font-size:1rem;line-height:1.4}
.xf3-install-manual .guide-tabs button[aria-selected="true"]{border-color:var(--guide-blue);background:linear-gradient(120deg,#1f617b,#174b65);color:white}
.xf3-install-manual .guide-tabs button:focus-visible{outline:3px solid #dbab50;outline-offset:3px}
.xf3-install-manual .guide-panel{padding-bottom:24px;outline:none}
.xf3-install-manual .guide-intro{padding:16px 0 21px}
.xf3-install-manual .eyebrow{margin-bottom:8px;color:var(--guide-blue);font-size:1rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase}
.xf3-install-manual .quick-nav{display:flex;flex-wrap:wrap;gap:9px;margin-top:17px}
.xf3-install-manual .quick-nav a{padding:7px 13px;border:1px solid var(--guide-line);border-radius:24px;background:white;font-size:1rem;font-weight:700;text-decoration:none}
.xf3-install-manual .quick-nav a:hover{background:var(--guide-wash)}
.xf3-install-manual .section{padding:33px 0;border-top:1px solid var(--guide-line);scroll-margin-top:32px}
.xf3-install-manual figure{margin:0}
.xf3-install-manual figure img{display:block;width:100%;height:auto;border-radius:12px}
.xf3-install-manual figcaption{margin:9px 2px 0;color:var(--guide-muted);font-size:1rem;line-height:1.48}
.xf3-install-manual .main-graphic{padding:10px;border:1px solid var(--guide-line);border-radius:16px;background:white}
.xf3-install-manual .tools,.xf3-install-manual .card{padding:18px 20px;border:1px solid var(--guide-line);border-radius:13px;background:var(--guide-wash)}
.xf3-install-manual .tools{margin:17px 0}
.xf3-install-manual .card p:last-child{margin-bottom:0}
.xf3-install-manual .step-heading{display:flex;align-items:center;gap:12px;margin-bottom:17px}
.xf3-install-manual .step-heading h2{margin:0}
.xf3-install-manual .number{display:inline-grid;flex:none;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--guide-blue);color:white;font-size:1.08rem;font-weight:800}
.xf3-install-manual .split{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:26px;align-items:center}
.xf3-install-manual .split img{max-height:340px;object-fit:contain;background:var(--guide-wash)}
.xf3-install-manual .two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0 22px}
.xf3-install-manual .notice{display:flex;gap:13px;margin:18px 0;padding:16px 18px;border:1px solid #dfc695;border-radius:13px;background:#fff8e9}
.xf3-install-manual .notice.cool{border-color:#b8d6e1;background:#edf8fb}
.xf3-install-manual .notice .icon{flex:none;color:#92621a;font-size:1.24rem}
.xf3-install-manual .notice.cool .icon{color:var(--guide-blue)}
.xf3-install-manual .notice strong{font-size:1.04rem}
.xf3-install-manual .notice p{margin:4px 0 0;font-size:1rem}
.xf3-install-manual .wall-example{margin:20px 0 24px}
.xf3-install-manual .wall-example img{border:1px solid var(--guide-line)}
.xf3-install-manual details{margin:18px 0;border:1px solid var(--guide-line);border-radius:13px;background:#ffffffcc}
.xf3-install-manual summary{padding:15px 18px;color:var(--guide-blue);font-weight:750;cursor:pointer}
.xf3-install-manual .detail-body{padding:0 18px 18px}
.xf3-install-manual .detail-body img{display:block;width:100%;height:auto;margin:10px 0;border-radius:12px}
.xf3-install-manual .checklist{margin:12px 0;padding-left:24px}
.xf3-install-manual .checklist li{margin:10px 0}
.xf3-install-manual .surface-list{display:flex;flex-wrap:wrap;gap:8px;margin:17px 0}
.xf3-install-manual .surface-list span{padding:8px 13px;border:1px solid #bfdae0;border-radius:22px;background:#e7f3f5;font-size:1rem;font-weight:650}
.xf3-install-manual .source-links{margin-top:25px;padding-top:17px;border-top:1px solid var(--guide-line);color:var(--guide-muted);font-size:1rem}
.xf3-install-manual .care{padding:24px 0;border-top:1px solid var(--guide-line)}
.xf3-install-manual>footer{padding:20px 0 8px;border-top:1px solid var(--guide-line);color:var(--guide-muted);font-size:1rem}
@media(max-width:720px){
  .xf3-install-manual .split,.xf3-install-manual .two{grid-template-columns:1fr}
  .xf3-install-manual .split{gap:18px}
  .xf3-install-manual .guide-tabs button{padding:13px}
  .xf3-install-manual .guide-tabs button strong{font-size:1.04rem}
  .xf3-install-manual .guide-tabs button span{font-size:.96rem}
  .xf3-install-manual .brand{flex-wrap:wrap}
}
@media(max-width:480px){
  .xf3-install-manual .guide-tabs{grid-template-columns:1fr}
  .xf3-install-manual .section{padding:24px 0}
  .xf3-install-manual .main-graphic{padding:4px}
}
@media print{
  .lab-page .xf3-store-info-main--installation{max-width:none;border:0;box-shadow:none}
  .xf3-install-manual .guide-tabs,.xf3-install-manual .quick-nav{display:none}
  .xf3-install-manual .guide-panel[hidden]{display:block!important}
  .xf3-install-manual .section,.xf3-install-manual .notice{break-inside:avoid}
}