:root{color-scheme:light dark;--brand:#006633;--accent:#006633;--bg:#f4f5f5;--surface:#fff;--ink:#17231d;--muted:#647168;--line:#e3e8e4;--soft:#e8f3ed;--amber:#855112;--amber-bg:#fff5df;--danger:#b62e28;--bar:rgba(255,255,255,.94)}
*{box-sizing:border-box}html{font-size:17px;-webkit-text-size-adjust:100%;text-size-adjust:100%;height:100%;overflow:hidden;overscroll-behavior:none;touch-action:pan-x pan-y}body{height:100%;overflow:hidden;overscroll-behavior:none;margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.5}button,input,textarea,select{font:inherit;color:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:0;min-height:48px;background:none;border-radius:13px;font-weight:600;transition:background .15s,transform .12s}button:active{transform:scale(.98)}button:focus-visible,a:focus-visible{outline:3px solid var(--accent);outline-offset:3px}button:disabled{opacity:.45;cursor:not-allowed}input,textarea,select{width:100%;min-height:50px;border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:12px;outline-color:var(--accent)}textarea{resize:vertical;min-height:98px}input[type=number]{font-variant-numeric:tabular-nums}h1,h2,h3,p{margin:0}h1{font-size:2rem;letter-spacing:-.05em;font-weight:750;line-height:1.2}h2{font-size:1.25rem;letter-spacing:-.02em}h3{font-size:1rem}small,.small{font-size:.8rem}label{display:block;font-size:.9rem;font-weight:600;margin:20px 0 8px}.app{position:fixed;top:var(--viewport-top,0px);left:50%;transform:translateX(-50%);width:min(600px,100%);height:var(--app-height,100svh);display:grid;grid-template-rows:auto minmax(0,1fr) auto;overflow:hidden}.top{padding:calc(16px + env(safe-area-inset-top)) 24px 14px;display:flex;justify-content:space-between;align-items:center;gap:12px}.brand{font-size:.78rem;font-weight:650;display:flex;align-items:center;gap:8px}.brand-mark{border-radius:8px;background:var(--brand);color:white;font-size:1.15rem;width:28px;height:28px;text-align:center;line-height:26px}.warehouse{font-size:.74rem;color:var(--muted)}main{min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;touch-action:pan-y;-webkit-overflow-scrolling:touch;scroll-padding-block:20px;padding:14px 24px 28px}.intro{margin-bottom:28px}.intro p{color:var(--muted);margin-top:10px;font-size:.9rem}.eyebrow{font-size:.72rem;letter-spacing:.08em;color:var(--muted);font-weight:600;margin-bottom:10px}.scan-hero{width:100%;min-height:164px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;background:var(--brand);color:#fff;border-radius:24px;box-shadow:0 8px 20px #00663312}.scan-hero svg{width:42px;height:42px;margin-bottom:5px}.scan-hero small{color:#d4e9df;font-weight:400}.search-label{margin-top:26px;color:var(--muted);font-size:.8rem}.search{display:flex;background:var(--surface);border:1px solid var(--line);border-radius:16px;gap:6px;padding:6px;margin-top:9px}.search input{border:0;background:none;padding:8px;min-width:0}.search button{background:var(--soft);color:var(--accent);padding:0 15px;white-space:nowrap}.hint{font-size:.78rem;color:var(--muted);margin-top:12px}.flow{display:flex;align-items:center;justify-content:space-around;padding:26px 5px 0;color:var(--muted);font-size:.78rem}.flow b{font-size:.75rem;color:var(--accent);background:var(--soft);display:inline-flex;align-items:center;justify-content:center;border-radius:50%;width:23px;height:23px;margin-right:5px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:30px 0 12px;font-size:.85rem}.section-title span{color:var(--muted);font-size:.75rem}.empty{border:1px dashed var(--line);border-radius:20px;padding:28px 20px;text-align:center;color:var(--muted);font-size:.9rem;line-height:1.8}.empty strong{display:block;color:var(--ink);margin:8px 0;font-size:1rem}.empty-symbol{font-size:2rem;color:var(--muted)}.list{background:var(--surface);border-radius:20px;overflow:hidden}.list-row{padding:18px;width:100%;display:flex;align-items:center;gap:13px;text-align:left;border-radius:0;min-height:86px}.list-row+.list-row{border-top:1px solid var(--line)}.list-text{flex:1;min-width:0}.list-text p{font-size:.78rem;font-weight:400;color:var(--muted);margin-top:3px;overflow-wrap:anywhere}.thumb{width:54px;height:54px;border-radius:12px;object-fit:contain;background:#f1f3f1;flex-shrink:0}.chevron{color:var(--muted);font-size:1.3rem}.tag{font-size:.7rem;border-radius:7px;background:var(--soft);color:var(--accent);padding:3px 7px;font-weight:600;display:inline-block}.tag.amber{background:var(--amber-bg);color:var(--amber)}.back{color:var(--accent);padding:0 4px;display:flex;align-items:center;gap:7px;margin-bottom:8px}.product{display:flex;gap:18px;align-items:center;padding:22px 0}.product img{width:86px;height:86px;border-radius:18px;object-fit:contain;background:var(--surface);flex-shrink:0}.product .sku{font-size:1.5rem;font-weight:750;letter-spacing:-.03em}.product p{font-size:.88rem;color:var(--muted);margin:4px 0 8px}.panel{background:var(--surface);border-radius:20px;padding:18px;margin:12px 0}.detail-row{display:flex;justify-content:space-between;gap:16px;font-size:.83rem;padding:9px 0;align-items:baseline}.detail-row span{color:var(--muted);flex-shrink:0}.detail-row strong{font-weight:500;text-align:right;overflow-wrap:anywhere;min-width:0}.detail-row+.detail-row{border-top:1px solid var(--line)}.numbers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));text-align:center;padding:16px 0}.numbers div+div{border-left:1px solid var(--line)}.numbers strong{display:block;font-size:1.8rem;font-weight:700;font-variant-numeric:tabular-nums}.numbers span{font-size:.78rem;color:var(--muted)}.segments{display:grid;grid-template-columns:1fr 1fr;gap:5px;background:var(--line);padding:5px;border-radius:14px;margin:8px 0 18px}.segments button{font-size:.9rem;min-width:0}.segments button[aria-pressed=true]{background:var(--surface);color:var(--accent);box-shadow:0 1px 5px #0000000d}.segments button[data-mode=defect][aria-pressed=true]{color:var(--amber)}.callout{font-size:.82rem;padding:15px;border-radius:13px;background:var(--soft);color:var(--accent);line-height:1.7}.callout.amber{background:var(--amber-bg);color:var(--amber)}.quantity{display:flex;align-items:center;gap:8px}.quantity input{text-align:center;width:90px;font-size:1.2rem}.quantity button{width:50px;background:var(--soft);color:var(--accent);font-size:1.4rem}.quantity .unit{color:var(--muted);font-size:.85rem;margin-left:7px}.primary{background:var(--brand);color:#fff;padding:14px 20px;min-height:54px;border-radius:16px}.secondary{background:var(--surface);color:var(--accent);border:1px solid var(--line);padding:12px}.full{width:100%}.action-area{margin-top:24px;display:grid;gap:10px}.action-area .hint{text-align:center;margin:0}.text-button{color:var(--accent);font-size:.9rem;padding:0 8px;min-width:48px}.history{font-size:.83rem;border-left:2px solid var(--line);margin:20px 0 10px 6px;padding-left:17px}.history article{padding:0 0 19px;position:relative}.history article:before{content:'';position:absolute;width:8px;height:8px;border-radius:50%;background:var(--muted);left:-22px;top:8px}.history p{color:var(--muted);margin-top:4px;overflow-wrap:anywhere}.history time{font-size:.72rem;color:var(--muted)}.tabs{position:relative;z-index:10;min-width:0;padding:8px 20px calc(8px + env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(3,1fr);background:var(--bar);border-top:1px solid var(--line);backdrop-filter:blur(16px)}.tabs button{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.69rem;color:var(--muted);font-weight:500;min-height:54px}.tabs button span{font-size:1.5rem;line-height:1.1}.tabs button[aria-current=page]{color:var(--accent);font-weight:700}.error{color:var(--danger);margin-top:14px;font-size:.9rem}.demo-banner{font-size:.75rem;color:var(--amber);background:var(--amber-bg);padding:9px 12px;border-radius:10px;margin-bottom:18px}.demo-buttons{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}.demo-buttons button{font-size:.75rem;padding:5px 12px;background:var(--surface);border:1px solid var(--line)}#notice{position:absolute;z-index:50;bottom:calc(90px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 40px);background:var(--ink);color:var(--surface);padding:12px 18px;border-radius:14px;font-size:.85rem;box-shadow:0 3px 20px #0002;display:none}dialog{border:0;border-radius:26px 26px 0 0;background:var(--surface);color:var(--ink);padding:18px 24px calc(28px + env(safe-area-inset-bottom));width:min(600px,100%);max-width:100%;position:fixed;inset:auto 0 auto;top:calc(var(--viewport-top,0px) + var(--app-height,100svh));transform:translateY(-100%);max-height:calc(var(--app-height,100svh) - 20px);margin:0 auto;overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y;box-shadow:0 -10px 60px #0002}dialog::backdrop{background:#0005}.dialog-head{display:grid;grid-template-columns:max-content minmax(0,1fr) max-content;gap:12px;align-items:center;text-align:center;margin-bottom:20px}.dialog-head button{padding:0;text-align:left;white-space:nowrap}.product>div{min-width:0;overflow-wrap:anywhere}#confirm-content{margin:10px 0 24px}#confirm-content h2{margin-bottom:16px}.camera-frame{position:relative;background:#171c19;border-radius:18px;overflow:hidden;min-height:260px}video{width:100%;display:block;min-height:260px;object-fit:cover}.scan-guide{position:absolute;inset:30% 9%;border:2px solid #fff;border-radius:14px;pointer-events:none}#camera p{text-align:center;margin-top:18px;font-size:.85rem;color:var(--muted)}details{margin-top:20px}summary{color:var(--accent);cursor:pointer;min-height:48px;padding:10px 0;font-size:.9rem}details .secondary{margin-top:12px}.loading{color:var(--muted);padding:40px 0;text-align:center}.success-mark{width:64px;height:64px;border-radius:50%;background:var(--soft);color:var(--accent);display:grid;place-items:center;font-size:2rem;margin:10px auto 16px}.result-center{text-align:center;padding:20px 0}.result-center p{color:var(--muted);margin-top:8px}.text-wrap{overflow-wrap:anywhere}
@media(min-width:700px){.app{border-inline:1px solid var(--line);box-shadow:0 0 70px #00000005}.top{padding-top:26px}main{padding-inline:32px}.tabs{border-inline:1px solid var(--line)}dialog{border-radius:24px;top:calc(var(--viewport-top,0px) + var(--app-height,100svh)/2);transform:translateY(-50%);max-width:480px}}
@media(max-width:360px){main{padding-inline:16px}.top{padding-inline:16px}.product{gap:12px}.product img{width:70px;height:70px}.detail-row{flex-wrap:wrap;gap:2px}.detail-row strong{width:100%;text-align:left}.flow{font-size:.7rem}.scan-hero{min-height:148px}}
@media(prefers-color-scheme:dark){:root{--accent:#7cd9a9;--bg:#121815;--surface:#1d2721;--ink:#edf4ef;--muted:#b1bfb6;--line:#354139;--soft:#1c3b2a;--amber:#f0c580;--amber-bg:#3b3020;--danger:#ffaaa2;--bar:rgba(22,31,26,.96)}.thumb,.product img{background:#fff}.scan-hero{box-shadow:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media(prefers-reduced-transparency:reduce){.tabs{backdrop-filter:none;background:var(--surface)}}
@media(prefers-contrast:more){:root{--muted:var(--ink);--line:#738577}.panel,.list{border:1px solid var(--line)}}

/* Short, interruptible page transitions are driven by app.js; no delays on input. */
.list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 10px;min-height:48px}.list-status{font-size:.78rem;color:var(--muted);line-height:1.5}.list-skeleton{border-radius:20px;overflow:hidden;background:var(--surface)}.skeleton-row{display:flex;align-items:center;gap:14px;padding:20px}.skeleton-row+.skeleton-row{border-top:1px solid var(--line)}.skeleton-row i,.skeleton-row b{display:block;background:var(--line);border-radius:8px}.skeleton-row i{width:54px;height:54px;flex-shrink:0}.skeleton-row div{flex:1}.skeleton-row b{height:12px;width:72%;margin:8px 0}.skeleton-row b+b{width:92%}.list-skeleton{animation:skeleton-breathe 1.2s ease-in-out infinite alternate}.tabs button{transition:color 160ms,background-color 160ms,transform 120ms}.tabs button[aria-current=page]{background:var(--soft)}
@keyframes skeleton-breathe{to{opacity:.55}}
@media(prefers-reduced-motion:reduce){.list-skeleton{animation:none}.tabs button{transition:none}}