:root{
  --navy:#0b2545; --navy2:#13315c; --blue:#1d5fbf; --blue-l:#dbe8fb; --sky:#8db4ee;
  --bg:#eef3fa; --card:#ffffff; --ink:#0b1a2e; --muted:#4a5a70; --line:#c9d5e6;
  --go:#127a3a; --go-d:#0d5e2c; --warn:#a15c00; --warn-bg:#fff4e0; --danger:#b3261e;
  --r:16px; --tab-h:74px;
  --safe-b:env(safe-area-inset-bottom,0px); --safe-t:env(safe-area-inset-top,0px);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:18px;line-height:1.35;-webkit-text-size-adjust:100%;
  padding-bottom:calc(var(--tab-h) + var(--safe-b) + 16px)}
.hidden{display:none !important}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.02em}

.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:var(--navy);color:#fff;padding:calc(10px + var(--safe-t)) 14px 10px}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:1}
.brand>div{min-width:0}
.brand-icon{width:38px;height:38px;border-radius:9px}
.brand-title{font-weight:800;font-size:17px;letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-sub{font-size:13px;color:var(--sky);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:52vw}
.sync-pill{border:2px solid var(--sky);background:transparent;color:#fff;border-radius:999px;padding:6px 10px;
  font-size:13px;font-weight:700;white-space:nowrap;flex:none}
.sync-pill.ok{border-color:#59c98a;color:#c9f5da}
.sync-pill.wait{border-color:#ffc95c;color:#ffe7b3}
.sync-pill.off{border-color:#ff9a8f;color:#ffd6d1}

.install-banner{background:var(--blue-l);color:var(--navy);padding:12px 14px;font-size:16px;border-bottom:1px solid var(--line);display:flex;gap:10px;align-items:center;justify-content:space-between}
.install-banner button{flex:none}

main{max-width:640px;margin:0 auto;padding:12px 14px}
.view{display:none}
.view.active{display:block}
.view-title{font-size:26px;margin:6px 2px 12px;color:var(--navy)}
h2{font-size:20px;margin:0 0 6px;color:var(--navy)}
.card{background:var(--card);border-radius:var(--r);padding:16px;margin-bottom:14px;box-shadow:0 1px 3px rgba(11,37,69,.12);border:1px solid #dfe7f2}
.help{color:var(--muted);font-size:15px;margin:0 0 10px}
.row{display:flex;gap:10px;flex-wrap:wrap}
.row>.btn{flex:1 1 140px}

.btn{appearance:none;border:0;border-radius:14px;font-weight:800;font-size:18px;padding:14px 16px;min-height:54px;
  cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;
  touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.btn:active{transform:translateY(1px);filter:brightness(.95)}
.btn-xl{width:100%;min-height:76px;font-size:23px;margin:4px 0 10px}
.btn-primary{background:var(--blue);color:#fff}
.btn-secondary{background:var(--blue-l);color:var(--navy);border:2px solid #b5cdf3}
.btn-go{background:var(--go);color:#fff}
.btn-ghost{background:transparent;color:var(--navy);border:2px solid var(--line);width:100%}
.btn-ghost-light{background:rgba(255,255,255,.12);color:#fff;border:2px solid rgba(255,255,255,.45);min-height:46px;font-size:16px;padding:8px 12px}
.btn-danger{background:#fff;color:var(--danger);border:2px solid #f0b8b3}
.btn[disabled]{opacity:.5}
.ico{font-size:26px;line-height:1}
.link-btn{background:none;border:0;color:var(--blue);font-size:16px;font-weight:600;padding:8px 2px;text-decoration:underline;cursor:pointer}
.file-btn{position:relative;overflow:hidden}
.file-btn input{position:absolute;inset:0;opacity:0;cursor:pointer}

.manual{display:flex;gap:8px;margin:4px 0}
.manual input,.field input,.search{flex:1;min-width:0;font-size:20px;padding:14px;border-radius:12px;border:2px solid var(--line);background:#fff;color:var(--ink)}
.manual input:focus,.field input:focus,.search:focus{outline:3px solid var(--sky);border-color:var(--blue)}
.manual.dark input{background:#0f2c52;color:#fff;border-color:#3d5f8f}
.field{display:block;font-size:15px;font-weight:700;color:var(--muted);margin:12px 0 0}
.field input{display:block;width:100%;margin-top:6px}
.search{width:100%;margin-bottom:10px}

.steps{list-style:none;display:flex;gap:6px;padding:0;margin:0 0 12px}
.steps li{flex:1;background:#dfe7f2;color:var(--muted);border-radius:12px;padding:10px 6px;text-align:center;font-weight:800;font-size:16px}
.steps li span{display:inline-block;width:26px;height:26px;line-height:26px;border-radius:50%;background:#fff;margin-right:4px;font-size:15px}
.steps li.current{background:var(--navy);color:#fff}
.steps li.current span{background:var(--sky);color:var(--navy)}
.steps li.done{background:#cfe9d9;color:var(--go-d)}

.kv{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:16px;color:var(--muted)}
.kv strong{font-size:22px;color:var(--ink)}
.notice{background:var(--warn-bg);color:#5c3500;border-radius:12px;padding:10px 12px;margin-top:10px;font-size:16px;border:1px solid #f3cf8f}

.lock-banner{display:flex;justify-content:space-between;align-items:center;background:var(--navy2);color:#fff;border-radius:var(--r);padding:12px 14px;margin-bottom:12px}
.lock-label{font-size:14px;color:var(--sky);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.lock-bay{font-size:34px;font-weight:900;letter-spacing:.04em}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.chip{background:#eef3fa;border:2px solid var(--line);color:var(--navy);border-radius:999px;padding:9px 16px;font-size:18px;font-weight:800}

.confirm{text-align:center;border:3px solid var(--blue)}
.confirm-q{font-size:20px;color:var(--muted);font-weight:700}
.bay-huge{font-size:96px;font-weight:900;color:var(--navy);letter-spacing:.04em;line-height:1.05;margin:6px 0}
.confirm-upc{font-size:18px;color:var(--muted);margin-bottom:10px;word-break:break-all}
.confirm-move{background:var(--warn-bg);border-radius:12px;padding:10px;margin-bottom:12px;color:#5c3500;font-weight:700}
.saved{text-align:center;border:3px solid var(--go)}
.saved-check{width:72px;height:72px;line-height:72px;border-radius:50%;background:var(--go);color:#fff;font-size:44px;margin:4px auto 8px;font-weight:900}
.saved-text{font-size:22px;font-weight:800;margin-bottom:10px}

.result{text-align:center;border:3px solid var(--navy)}
.result .label{font-size:18px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.06em}
.result .bay-huge{font-size:120px}
.result .name{font-size:22px;font-weight:800}
.result .meta{font-size:15px;color:var(--muted);margin:6px 0 12px}
.result.missing{border-color:var(--warn)}
.result.missing .big{font-size:30px;font-weight:900;color:var(--warn);margin:8px 0}

.list{list-style:none;margin:0;padding:0}
.list li{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 4px;border-bottom:1px solid #e3eaf4;cursor:pointer}
.list li:last-child{border-bottom:0}
.list .t{font-weight:800;font-size:18px}
.list .s{font-size:14px;color:var(--muted)}
.list .b{font-weight:900;font-size:22px;color:var(--navy);background:var(--blue-l);border-radius:10px;padding:6px 10px;min-width:72px;text-align:center}

.stats{font-size:15px;color:var(--muted);margin:0 2px 10px}
.bay-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.bay-tile{background:#fff;border:2px solid #d4e0f0;border-radius:14px;padding:14px 10px;text-align:center;cursor:pointer;color:var(--ink);font:inherit}
.bay-tile .n{font-size:32px;font-weight:900;color:var(--navy);letter-spacing:.03em}
.bay-tile .c{font-size:15px;color:var(--muted);font-weight:700}
.back{margin-bottom:10px}
.bay-head{display:flex;align-items:baseline;justify-content:space-between}
.bay-head .bay-huge{font-size:64px;margin:0}

.history{font-size:15px}
.history .h{padding:10px 0;border-bottom:1px solid #e3eaf4}
.history .h:last-child{border-bottom:0}
.history .when{color:var(--muted);font-size:13px}
.sync-detail{font-size:15px;color:var(--muted);margin-top:10px;white-space:pre-line}

.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;background:var(--navy);
  padding-bottom:var(--safe-b);box-shadow:0 -2px 10px rgba(0,0,0,.2)}
.tab{flex:1;height:var(--tab-h);background:none;border:0;color:#b9cdea;font-size:15px;font-weight:800;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;-webkit-tap-highlight-color:transparent}
.tab-ico{font-size:26px;line-height:1}
.tab.active{color:#fff;background:var(--navy2);box-shadow:inset 0 4px 0 var(--sky)}

.scanner{position:fixed;inset:0;z-index:50;background:#06162b;color:#fff;display:flex;flex-direction:column}
.scanner-head{display:flex;justify-content:space-between;align-items:center;padding:calc(12px + var(--safe-t)) 14px 10px;gap:10px}
.scanner-title{font-size:22px;font-weight:900}
.scanner-stage{position:relative;flex:1;min-height:0;overflow:hidden;background:#000}
#scanRegion{position:absolute;inset:0}
#scanRegion video{width:100% !important;height:100% !important;object-fit:cover}
#scanRegion canvas{display:none}
#scanRegion img{display:none}
.scan-guide{position:absolute;left:6%;right:6%;top:30%;bottom:30%;border:4px solid rgba(255,255,255,.9);border-radius:14px;box-shadow:0 0 0 9999px rgba(0,0,0,.35);pointer-events:none}
.scan-line{position:absolute;left:4%;right:4%;top:50%;height:3px;background:#ff4d4d;box-shadow:0 0 8px #ff4d4d}
.scanner-foot{padding:12px 14px calc(14px + var(--safe-b));display:flex;flex-direction:column;gap:10px}
.scanner-hint{font-size:16px;color:#cfe0fa;text-align:center}
.scanner.flash .scan-guide{border-color:#59c98a}

.sheet{position:fixed;inset:0;z-index:60;background:rgba(6,22,43,.6);display:flex;align-items:flex-end;justify-content:center}
.sheet-card{background:#fff;width:100%;max-width:640px;border-radius:20px 20px 0 0;padding:18px 16px calc(18px + var(--safe-b));max-height:92vh;overflow:auto}

.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--tab-h) + var(--safe-b) + 14px);z-index:70;
  background:var(--ink);color:#fff;padding:14px 18px;border-radius:14px;font-weight:700;font-size:17px;max-width:92vw;text-align:center;box-shadow:0 6px 20px rgba(0,0,0,.3)}
.toast.good{background:var(--go)}
.toast.bad{background:var(--danger)}

/* multi-bay */
.btn-wide{width:100%;margin-bottom:10px;min-height:60px}
.seg{display:flex;gap:8px;margin:4px 0 12px}
.seg-btn{flex:1;border:2px solid var(--line);background:#fff;color:var(--navy);border-radius:12px;font-size:17px;font-weight:800;min-height:50px}
.seg-btn.on{background:var(--navy);border-color:var(--navy);color:#fff}
.tag{display:inline-block;font-size:12px;font-weight:900;letter-spacing:.06em;text-transform:uppercase;border-radius:6px;padding:3px 7px;vertical-align:middle}
.tag.home{background:var(--navy);color:#fff}
.tag.flex{background:#ffe2ad;color:#6b3d00;border:1px solid #f0bd63}
.locs{margin:6px 0 10px;text-align:left}
.loc{display:flex;align-items:center;gap:10px;border:2px solid #d4e0f0;border-radius:14px;padding:10px 12px;margin-bottom:8px;background:#fff}
.loc.home{border:3px solid var(--navy);background:#f4f8fe}
.loc-bay{font-size:40px;font-weight:900;color:var(--navy);letter-spacing:.03em;min-width:96px;line-height:1}
.loc.home .loc-bay{font-size:64px;min-width:140px}
.loc-mid{flex:1;min-width:0}
.loc-note{font-size:14px;color:var(--muted);margin-top:4px}
.loc-acts{display:flex;flex-direction:column;gap:6px}
.mini{border:2px solid var(--line);background:#fff;color:var(--navy);border-radius:10px;font-size:14px;font-weight:800;padding:7px 10px;min-height:38px}
.mini.rm{color:var(--danger);border-color:#f0b8b3}
.result .count{font-size:22px;font-weight:900;color:var(--navy);margin-bottom:6px}
h3.sub{font-size:17px;color:var(--navy);margin:16px 0 6px}
.edit-locs .eloc{display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid #e3eaf4}
.edit-locs .eloc .b{font-weight:900;font-size:24px;color:var(--navy);min-width:64px}
.edit-locs .eloc input[type=text]{flex:1;min-width:0;font-size:16px;padding:10px;border-radius:10px;border:2px solid var(--line)}
.edit-locs label.homepick{display:flex;flex-direction:column;align-items:center;font-size:11px;font-weight:800;color:var(--muted)}
.edit-locs input[type=radio]{width:24px;height:24px;accent-color:var(--navy)}
.list .bays{font-weight:900;font-size:18px;color:var(--navy);background:var(--blue-l);border-radius:10px;padding:6px 10px;text-align:center;max-width:46%}