:root{--bg:#eef1f4;--surface:#fff;--ink:#14202b;--muted:#5b6b7a;--line:#d5dce3;--accent:#1f4fd8;--accent-ink:#fff;--ok:#1b7f5c;--warn:#b4570a;--danger:#b3261e;--radius:12px;--tabbar-h:60px;color:var(--ink);background:var(--bg);font-variant-numeric:tabular-nums;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#0f161d;--surface:#18222c;--ink:#e7edf3;--muted:#9aaab9;--line:#2b3946;--accent:#6d93ff;--accent-ink:#0b1220;--ok:#4cc79b;--warn:#f0a15a;--danger:#ff8a80}}*{box-sizing:border-box}html,body{background:var(--bg);margin:0}body{-webkit-tap-highlight-color:transparent;font-size:16px;line-height:1.4}h1{margin:.4rem 0 .8rem;font-size:1.4rem}h2{justify-content:space-between;align-items:center;gap:8px;margin:1.4rem 0 .6rem;font-size:1.05rem;display:flex}p{margin:.4rem 0}button,input{font:inherit;color:inherit}:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.app{min-height:100dvh}.page{max-width:560px;padding:12px 14px calc(var(--tabbar-h) + 24px + env(safe-area-inset-bottom));margin:0 auto}.muted{color:var(--muted);font-size:.9rem}.mono{word-break:break-all;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.85rem}.error{color:var(--danger)}.low{color:var(--warn);font-size:.9rem;font-weight:600}.row{align-items:center;gap:10px;display:flex}.grow{flex:1;min-width:0}.stack{flex-direction:column;gap:12px;display:flex}.center-screen{text-align:center;place-content:center;gap:12px;min-height:100dvh;padding:24px;display:grid}.btn{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);cursor:pointer;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 16px;font-weight:600;display:inline-flex}.btn:disabled{opacity:.6;cursor:default}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn-danger{color:var(--danger);border-color:var(--danger)}.btn-lg{width:100%;min-height:54px;font-size:1.05rem}.icon-btn{cursor:pointer;background:0 0;border:0;border-radius:50%;place-items:center;width:40px;height:40px;display:inline-grid}label{flex-direction:column;gap:6px;font-size:.92rem;font-weight:600;display:flex}input:not([type=checkbox]){border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);width:100%;min-height:46px;padding:0 12px}.check{flex-direction:row;align-items:center;gap:8px;font-size:.88rem;font-weight:500}.check input{width:20px;height:20px;accent-color:var(--accent)}.search{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);align-items:center;gap:8px;margin:12px 0;padding:0 6px 0 12px;display:flex}.search input{background:0 0!important;border:0!important;padding:0!important}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px}.list{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin:0;padding:0;list-style:none;overflow:hidden}.list>li+li{border-top:1px solid var(--line)}.list-item{text-align:left;cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;gap:12px;width:100%;min-height:56px;padding:12px 14px;display:flex}.list-item.static{cursor:default}.list-item>span:first-child{flex-direction:column;min-width:0;display:flex}.right{flex-direction:column;align-items:flex-end;display:flex}.name{font-weight:600}.price{white-space:nowrap;font-weight:700}.scanner{border-radius:var(--radius);aspect-ratio:4/3;background:#000;margin-top:12px;position:relative;overflow:hidden}.scanner video{object-fit:cover;width:100%;height:100%;display:block}.scanner-frame{pointer-events:none;border:3px solid #ffffffe6;border-radius:14px;position:absolute;inset:18% 12%;box-shadow:0 0 0 100vmax #00000059}.scan-result{justify-content:space-between;align-items:center;gap:12px;margin-top:12px;display:flex}.scan-result .price{font-size:1.5rem}.chip{background:var(--surface);border:1px solid var(--line);border-radius:99px;align-items:center;gap:2px;padding:2px 4px 2px 12px;font-size:.85rem;font-weight:600;display:inline-flex}.chip .icon-btn{width:28px;height:28px}.cart-row{grid-template-columns:1fr auto;align-items:center;gap:4px 10px;padding:10px 14px;display:grid}.qty{align-items:center;gap:4px;display:flex}.qty b{text-align:center;min-width:24px}.line-total{text-align:right;grid-column:1/-1}.paybar{bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 8px);background:var(--surface);border:1px solid var(--line);border-radius:16px;flex-direction:column;gap:10px;margin-top:16px;padding:12px;display:flex;position:sticky;box-shadow:0 -6px 20px #14202b1f}.big-total{letter-spacing:-.02em;font-size:1.9rem;font-weight:800;line-height:1.1}.cash{width:42%;font-size:.8rem}.change{color:var(--ok);font-weight:700}.done{text-align:center;flex-direction:column;gap:12px;padding-top:12vh;display:flex}.today{margin-bottom:4px}.seg{border:1px solid var(--line);background:var(--surface);border-radius:99px;display:inline-flex;overflow:hidden}.seg button{cursor:pointer;background:0 0;border:0;padding:6px 12px;font-size:.82rem}.seg .on{background:var(--accent);color:var(--accent-ink);font-weight:700}.top-row{isolation:isolate;flex-direction:column;padding:10px 14px;display:flex;position:relative}.top-bar{background:color-mix(in srgb, var(--accent) 14%, transparent);z-index:-1;position:absolute;inset:0 auto 0 0}.detail{color:var(--muted);gap:4px;margin:0;padding:4px 14px 12px;font-size:.9rem;list-style:none;display:grid}.detail li{justify-content:space-between;gap:12px;display:flex}.member-card{text-align:center;flex-direction:column;align-items:center;gap:8px;padding-top:4vh;display:flex}.qr{border:1px solid var(--line);background:#fff;border-radius:16px;padding:12px}.login{flex-direction:column;gap:16px;max-width:420px;margin:0 auto;padding:12vh 20px 24px;display:flex}.tabbar{z-index:10;height:calc(var(--tabbar-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--surface);border-top:1px solid var(--line);grid-template-columns:repeat(5,1fr);display:grid;position:fixed;bottom:0;left:0;right:0}.tab{color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:2px;font-size:.72rem;text-decoration:none;display:flex;position:relative}.tab svg{width:22px;height:22px}.tab.active{color:var(--accent);font-weight:700}.badge{background:var(--danger);color:#fff;border-radius:9px;place-items:center;min-width:18px;height:18px;padding:0 5px;font-size:.7rem;display:grid;position:absolute;top:6px;left:calc(50% + 6px)}.toast{z-index:20;left:50%;bottom:calc(var(--tabbar-h) + 24px + env(safe-area-inset-bottom));background:var(--ink);max-width:calc(100vw - 32px);color:var(--bg);border-radius:99px;padding:10px 16px;font-size:.92rem;font-weight:600;position:fixed;transform:translate(-50%)}.toast-err{background:var(--danger);color:#fff}@media (prefers-reduced-motion:no-preference){.toast{animation:.18s ease-out pop}@keyframes pop{0%{opacity:0;transform:translate(-50%,8px)}}}