:root{--ink:#12263F;--tag:#FFD83D;--paper:#F6F7F9;--line:#DDE1E7;--red:#D6322E}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.4 "Avenir Next","Segoe UI",system-ui,sans-serif;padding-bottom:100px;font-variant-numeric:tabular-nums}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;border-radius:10px;padding:12px 16px;background:#fff;border:1.5px solid var(--line);font-weight:600}
.tag{position:sticky;top:0;z-index:2;background:var(--ink);padding:calc(10px + env(safe-area-inset-top)) 12px 14px}
.tag .in{background:var(--tag);clip-path:polygon(28px 0,100% 0,100% 100%,28px 100%,0 50%);padding:12px 18px 12px 48px;position:relative}
.tag .in::before{content:"";position:absolute;left:24px;top:50%;width:12px;height:12px;margin-top:-6px;border-radius:50%;background:var(--ink)}
.label{font-size:13px;font-weight:600}
.total{font-size:46px;font-weight:800;line-height:1.05;letter-spacing:-1px}
.total sup{font-size:.45em;vertical-align:top;position:relative;top:.2em;margin-left:2px}
.total small{font-size:15px;font-weight:700;letter-spacing:0}
main{max-width:640px;margin:0 auto;padding:12px}
ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
li{display:grid;grid-template-columns:56px 1fr auto;gap:4px 12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px}
li img,.ph{width:56px;height:56px;border-radius:8px;object-fit:cover;background:#E9ECF1;grid-row:span 2}
.info{display:flex;flex-direction:column;min-width:0}
.info b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.info span{font-size:13px;color:#5B6B80}
.sub{font-weight:800;font-size:18px;text-align:right}
.acts{grid-column:2/4;display:flex;gap:8px;justify-content:flex-end}
.acts button{padding:7px 14px;font-size:14px}
.danger{color:var(--red);border-color:#F1C4C2}
.empty{text-align:center;color:#5B6B80;padding:48px 24px}
.fab{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(18px + env(safe-area-inset-bottom));background:var(--ink);color:#fff;border:0;border-radius:999px;padding:16px 30px;font-size:17px;box-shadow:0 6px 18px rgba(18,38,63,.35)}
dialog{border:0;border-radius:18px;padding:18px;width:min(92vw,460px);max-height:92vh}
dialog::backdrop{background:rgba(18,38,63,.55)}
h2{margin:0 0 12px}
label{display:block;font-size:13px;font-weight:600;margin-bottom:12px}
label input{display:block;width:100%;margin-top:4px;padding:12px;border:1.5px solid var(--line);border-radius:10px;font-weight:400;font-size:17px}
label input:focus{outline:3px solid var(--tag);border-color:var(--ink)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row.end{margin-top:6px}
.shots{display:flex;gap:12px;align-items:center}
.preview{width:96px;height:96px;border-radius:12px;background:#E9ECF1;display:grid;place-items:center;font-size:12px;color:#5B6B80;background-size:cover;background-position:center;flex:none}
.shotbtns{display:grid;gap:8px;flex:1}
.muted{font-size:12px;color:#5B6B80;min-height:18px;margin:6px 0 10px}
.qty{display:flex;margin-top:4px}
.qty input{margin:0;text-align:center;border-radius:0;padding:12px 0}
.qty button{padding:0 14px;border-radius:10px 0 0 10px}
.qty button:last-child{border-radius:0 10px 10px 0}
.primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.ghost{background:transparent}
#scanner{background:#000;padding:0;width:100vw;max-width:100vw;height:100vh;max-height:100vh;border-radius:0}
#video,#reader{width:100%;height:calc(100% - 70px);object-fit:cover;background:#000}
#scanClose{position:absolute;left:16px;right:16px;bottom:calc(10px + env(safe-area-inset-bottom))}
#toast{position:fixed;left:12px;right:12px;bottom:calc(88px + env(safe-area-inset-bottom));max-width:480px;margin:auto;background:var(--ink);color:#fff;padding:12px 16px;border-radius:12px;display:flex;justify-content:space-between;align-items:center;gap:12px;z-index:5}
#toast[hidden]{display:none}
#toast button{background:var(--tag);color:var(--ink);border:0;padding:6px 14px}
@media (prefers-reduced-motion:no-preference){.fab:active,button:active{transform:scale(.97)}.fab:active{transform:translateX(-50%) scale(.97)}}

#lock{position:fixed;inset:0;z-index:20;background:var(--ink);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:24px}
#lock[hidden]{display:none}
#lock h1{margin:0;font-size:34px;letter-spacing:-.5px;color:var(--tag)}
#lock p{margin:0;color:#C9D3E0}
#lock .err{color:#FF8A84;min-height:22px;font-weight:600}
#dots{display:flex;gap:16px;margin:22px 0 6px}
#dots i{width:16px;height:16px;border-radius:50%;border:2px solid var(--tag)}
#dots i.on{background:var(--tag)}
#keys{display:grid;grid-template-columns:repeat(3,76px);gap:14px;margin-top:14px}
#keys button{height:76px;border-radius:50%;font-size:26px;font-weight:700;background:#1D3A5C;color:#fff;border:0}
#lock.shake #dots{animation:sh .35s}
@keyframes sh{20%,60%{transform:translateX(-10px)}40%,80%{transform:translateX(10px)}}