:root{--bb-ink:#07382f;--bb-blue:#278fdd;--bb-soft:#f5f7f6;--bb-line:#dfe7e3}
body{background:var(--bb-soft)}
.scan-shell{height:calc(100dvh - 74px);position:relative;overflow:hidden;background:#061d19;color:#fff}
.scan-shell video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.scan-top{position:absolute;z-index:6;left:0;right:0;top:0;padding:max(16px,env(safe-area-inset-top)) 18px 18px;display:grid;grid-template-columns:48px 1fr 48px;align-items:center;background:linear-gradient(#071f1bd9,transparent)}
.scan-top h1{font-size:18px;text-align:center;margin:0}.round-tool{width:44px;height:44px;border:0;border-radius:50%;background:#ffffff20;color:white;font-size:21px}.round-tool.active{background:#fff;color:var(--bb-ink)}
.scan-guide{position:absolute;z-index:3;width:min(72vw,390px);aspect-ratio:1;left:50%;top:44%;transform:translate(-50%,-50%)}
.scan-guide:before,.scan-guide:after,.scan-guide i:before,.scan-guide i:after{content:"";position:absolute;width:48px;height:48px;border-color:#fff;border-style:solid;filter:drop-shadow(0 2px 3px #0008)}
.scan-guide:before{left:0;top:0;border-width:3px 0 0 3px;border-radius:24px 0 0}.scan-guide:after{right:0;top:0;border-width:3px 3px 0 0;border-radius:0 24px 0 0}.scan-guide i:before{left:0;bottom:0;border-width:0 0 3px 3px;border-radius:0 0 0 24px}.scan-guide i:after{right:0;bottom:0;border-width:0 3px 3px 0;border-radius:0 0 24px}
.focus-dot{position:absolute;left:50%;top:50%;width:42px;height:42px;transform:translate(-50%,-50%);border:2px solid #dfff67;border-radius:50%;opacity:.88}.focus-dot:before,.focus-dot:after{content:"";position:absolute;background:#dfff67}.focus-dot:before{height:2px;width:58px;left:-10px;top:18px}.focus-dot:after{width:2px;height:58px;left:18px;top:-10px}
.zoom-wrap{position:absolute;right:13px;top:30%;z-index:6;height:235px;display:flex;align-items:center;gap:8px;writing-mode:vertical-lr;font-size:12px}.zoom-wrap input{height:180px;accent-color:white}.zoom-wrap[hidden]{display:none}
.scan-hint{position:absolute;z-index:5;left:18px;right:18px;bottom:145px;text-align:center;text-shadow:0 2px 6px #000;font-size:14px}
.camera-tray{position:absolute;z-index:7;left:14px;right:14px;bottom:14px;height:112px;background:#fff;border-radius:28px;display:grid;grid-template-columns:1fr 94px 1fr;align-items:center;color:var(--bb-ink);box-shadow:0 10px 30px #0004}
.tray-btn{border:0;background:none;color:inherit;display:grid;place-items:center;gap:4px;font-size:12px}.tray-btn svg{width:28px;height:28px;fill:currentColor}.shutter{width:78px;height:78px;border-radius:50%;border:5px solid white;background:var(--bb-blue);box-shadow:0 0 0 3px var(--bb-blue),0 4px 14px #0003}
.result-sheet{position:relative;margin-top:-26px;z-index:8;border-radius:28px 28px 0 0;background:var(--bb-soft);padding:18px 16px 28px}.sheet-handle{width:44px;height:5px;background:#c5cfca;border-radius:4px;margin:0 auto 16px}.result-sheet h2{margin:0 0 5px;font-size:24px}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.result-card{border:1px solid var(--bb-line);background:#fff;border-radius:18px;padding:10px;text-align:left;color:var(--bb-ink)}.result-card img{width:100%;height:132px;object-fit:contain;background:#f5f7f6;border-radius:12px}.result-card b,.result-card small{display:block}.result-card b{margin-top:8px}.confidence{color:#4f6a61;margin-top:4px}
.photo-loading{height:62dvh}.photo-loading img{object-fit:cover}.photo-loading+.results{margin-top:-26px;position:relative;z-index:5;border-radius:28px 28px 0 0;min-height:38dvh}
.detail{padding-top:18px}.item-head{background:#fff;border-radius:22px;padding:14px;border:1px solid var(--bb-line)}.item-head img{background:#f5f7f6}.pricebox,.section{border-radius:22px;box-shadow:none}.triplet span{padding:12px 8px}.triplet b{font-size:15px}.set-card,.part{transition:transform .12s}.set-card:active,.part:active,.result-card:active{transform:scale(.98)}
.catalog-search{padding:18px}.catalog-search h1{font-size:30px;margin:8px 0 18px}.searchbox{display:flex;gap:8px;background:#fff;border:1px solid var(--bb-line);border-radius:16px;padding:8px}.searchbox input{min-width:0;flex:1;border:0;padding:9px;outline:none}.searchbox button{border:0;border-radius:12px;background:var(--bb-ink);color:#fff;padding:0 18px}.search-tabs{display:flex;gap:8px;margin:14px 0}.search-tabs button{flex:1;border:1px solid var(--bb-line);background:#fff;border-radius:20px;padding:9px;color:var(--bb-ink)}.search-tabs button.active{background:var(--bb-ink);color:white}
nav{height:74px;gap:0}nav button,nav a{flex:1;font-size:20px}nav .scan-nav{align-self:center;flex:0 0 76px;width:64px;height:64px;margin-top:-22px;border-radius:50%;background:var(--bb-blue);color:#fff;box-shadow:0 0 0 6px white}nav small{font-size:10px}
@media(min-width:800px){.scan-shell{max-width:760px;height:760px;margin:auto}.result-sheet{max-width:760px;margin:-26px auto 0}}