:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#112b36;background:#f5f4ed;font-size:17px;line-height:1.55;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #e19e28;outline-offset:4px}[hidden]{display:none!important}.shell{max-width:760px;margin:auto;padding:28px 24px 40px}header{display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{text-decoration:none;font-size:23px;font-weight:800}.brand span{font-size:14px;font-weight:500;margin-left:8px;color:#63777e}.badge{font-size:12px;border:1px solid #cad2d0;border-radius:20px;padding:5px 9px;white-space:nowrap}.intro{padding:50px 0 26px}.eyebrow{font-size:14px;color:#426c74;margin:0 0 14px;font-weight:650}h1{font-size:clamp(36px,7vw,55px);line-height:1.2;letter-spacing:-1.5px;margin:0 0 24px;font-weight:800}.lead{font-size:18px;max-width:520px;color:#496169;margin:0}h2{font-size:19px;margin:0 0 5px}p{margin:0 0 12px}.setup{padding:24px;background:#fff;border:1px solid #d9dfda;border-radius:22px}.step{display:flex;gap:14px}.step>span{display:flex;align-items:center;justify-content:center;flex:none;width:28px;height:28px;border-radius:50%;background:#e8efeb;font-size:15px;font-weight:750}.step p{color:#61737a;font-size:15px}.target-preview{display:block;margin:16px 0 26px;border-radius:14px;overflow:hidden;background:#eae6d8;text-decoration:none;position:relative}.target-preview img{display:block;width:100%;max-height:260px;object-fit:contain}.target-preview span{display:block;text-align:center;padding:10px;font-size:15px;font-weight:700;background:#eef2ef}.actions{display:flex;gap:12px;margin-top:18px}.primary,.secondary{border:0;border-radius:12px;min-height:54px;padding:13px 19px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;font-size:17px}.primary{background:#173f4c;color:white;flex:1}.primary:disabled{opacity:.6;cursor:wait}.secondary{background:#eef2ef;color:#244b54;border:1px solid #d4ded9}.wide{width:100%;margin-top:12px}.notice{margin:14px 0 0;color:#61737a;font-size:14px;min-height:22px}.notice.error{color:#ab3e28}.explain{margin:30px 0}.explain>p{font-size:16px;color:#506870}details{border-top:1px solid #d6deda;padding:15px 0}summary{cursor:pointer;font-size:16px;font-weight:650}details p{font-size:15px;color:#506870;margin-top:12px}footer{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:#718087;padding-top:14px;border-top:1px solid #d6deda}.ar-view{position:fixed;inset:0;z-index:10;background:#071014;color:#fff;height:100dvh}.ar-view #viewport{position:absolute;inset:0;overflow:hidden}.ar-view video{position:absolute;display:block;object-fit:contain;max-width:none;z-index:0}.ar-view #render{position:absolute;inset:0;z-index:1}.ar-view canvas{display:block;position:absolute;touch-action:none}.ar-top{position:absolute;top:max(20px,env(safe-area-inset-top));left:18px;right:18px;display:flex;align-items:center;justify-content:space-between;z-index:3;gap:10px}.track-status{display:flex;gap:8px;align-items:center;min-height:44px;background:#0b1b26dc;padding:8px 14px;border-radius:30px;font-size:15px;box-shadow:0 0 0 1px #ffffff33}.track-status i{width:8px;height:8px;background:#e9b447;border-radius:50%}.track-status.found i{background:#65de97}.stop{background:white;border:0;border-radius:24px;padding:10px 19px;font-weight:750;min-height:44px;color:#163540}.ar-bottom{position:absolute;bottom:max(24px,env(safe-area-inset-bottom));left:18px;right:18px;z-index:3;background:#0b1b26dc;border-radius:18px;padding:18px 20px;text-align:center;pointer-events:none;border:1px solid #ffffff30}.ar-bottom strong{font-size:18px}.ar-bottom p{font-size:14px;color:#cedce0;margin:5px 0 0}.ar-bottom span{display:inline-block;margin-top:8px;font-size:13px;color:#92edb7}.target-page{max-width:1000px;margin:auto;padding:24px}.target-page nav{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}.print-target{display:block;width:100%;background:white}.target-label{font-size:15px;color:#526970}.qr-slot{margin:20px 0;display:flex;align-items:center;gap:18px}.qr-slot img{max-width:140px}.print-only{display:none}@media(max-width:430px){.shell{padding:22px 18px 30px}.intro{padding-top:36px}.setup{padding:18px}.actions{flex-direction:column}.primary,.secondary{width:100%}.target-preview img{max-height:210px}.badge{font-size:11px}.brand{font-size:21px}}@media print{body{background:white}.target-page{max-width:none;padding:0}.no-print{display:none!important}.print-only{display:block}.print-target{width:100%;max-height:82vh;object-fit:contain}.target-label{font-size:11pt} @page{size:A4 landscape;margin:15mm}}
.modebar{pointer-events:auto;display:flex;gap:6px;margin-top:12px}.modebar button{flex:1;font:inherit;font-size:13px;color:#e1ecee;background:#ffffff12;border:1px solid #ffffff35;border-radius:10px;min-height:42px;padding:8px 3px}.modebar button.active{background:#eaf3ed;color:#163e42;border-color:#eaf3ed}.interaction-controls{pointer-events:auto;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:9px;margin-top:10px;font-size:13px}.interaction-controls input{width:42%;min-height:36px;accent-color:#7ee4ad}.interaction-controls span{font-size:12px;color:#bdcdd0}.interaction-controls button{color:#163e42;border:0;background:#eaf3ed;border-radius:8px;min-height:40px;padding:7px 12px;font-size:14px}.ar-bottom .action-feedback{font-size:12px;color:#add9c1;margin-top:8px;min-height:0}.ar-bottom .action-feedback:empty{display:none}@media(max-height:700px){.ar-bottom{padding:10px 12px;bottom:10px}.ar-bottom strong{font-size:16px}.ar-bottom p{font-size:12px}.modebar{margin-top:8px}.ar-top{top:10px}}
.target-footer{display:flex;align-items:center;gap:14px;margin-top:12px}.target-footer img{flex:none}.target-footer p{margin:0}@media print{.print-target{max-height:68vh}.target-footer{break-inside:avoid}.target-footer img{width:20mm;height:20mm}}
@media print{.print-target{width:220mm;height:auto;max-height:143mm;margin:0 auto;object-fit:contain}.target-footer{width:220mm;max-height:25mm;margin:3mm auto 0;gap:4mm}.target-footer img{width:20mm;height:20mm}.target-footer .target-label{font-size:9pt;line-height:1.35}.target-page{width:267mm;margin:0;padding:0}}