/* Warehouse-first: big scan target, high contrast, readable at arm's length on a
   tablet under bad lighting. No framework, no build step. */
:root {
  --bg:#0f1115; --panel:#171a21; --line:#272c36; --ink:#e8eaf0; --dim:#8d94a5;
  --ok:#2fbf71; --warn:#e8a33d; --err:#e5484d; --accent:#6d7cff;
}
@media (prefers-color-scheme: light) {
  :root { --bg:#f6f7f9; --panel:#fff; --line:#e2e5ea; --ink:#151821; --dim:#6b7280; }
}
* { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--ink);
  font:15px/1.45 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif; }
main { padding:18px 20px 60px; max-width:1400px; margin:0 auto; }
h1 { font-size:22px; margin:22px 0 12px; }
h2 { font-size:15px; text-transform:uppercase; letter-spacing:.08em; color:var(--dim);
     margin:28px 0 10px; }
a { color:var(--accent); text-decoration:none; }
a:hover { text-decoration:underline; }
.mono { font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:13px; }
.dim { color:var(--dim); font-weight:400; }
.num { text-align:right; font-variant-numeric:tabular-nums; }
.empty { color:var(--dim); padding:14px 0; }
code { background:var(--panel); padding:1px 5px; border-radius:4px; font-size:12px; }

/* header */
.bar { display:flex; align-items:center; gap:10px; padding:10px 20px;
  background:var(--panel); border-bottom:1px solid var(--line); position:sticky; top:0; z-index:5; }
.brand { font-weight:700; letter-spacing:-.02em; color:var(--ink); }
.spacer { flex:1; }
.role { color:var(--dim); font-size:12px; text-transform:uppercase; letter-spacing:.08em; }

/* buttons + forms */
button, .btn { font:inherit; font-weight:600; padding:8px 14px; border-radius:8px;
  border:1px solid transparent; background:var(--accent); color:#fff; cursor:pointer; }
button:hover, .btn:hover { filter:brightness(1.08); text-decoration:none; }
button.ghost { background:transparent; border-color:var(--line); color:var(--ink); }
button.danger { background:var(--err); }
button.sm, .btn.sm { padding:4px 9px; font-size:12px; }
select, input[type=text], input:not([type]) { font:inherit; padding:7px 9px;
  border-radius:8px; border:1px solid var(--line); background:var(--bg); color:var(--ink); }
.inline { display:inline-flex; gap:6px; align-items:center; margin:0 6px 6px 0; }
.actions { display:flex; flex-wrap:wrap; gap:8px; margin:16px 0; align-items:center; }
.chk { font-size:12px; text-transform:none; letter-spacing:0; color:var(--dim);
  margin-left:10px; font-weight:400; }

/* tables */
table.grid { width:100%; border-collapse:collapse; background:var(--panel);
  border:1px solid var(--line); border-radius:10px; overflow:hidden; }
.grid th { text-align:left; font-size:11px; text-transform:uppercase; letter-spacing:.07em;
  color:var(--dim); padding:9px 12px; border-bottom:1px solid var(--line); font-weight:600; }
.grid td { padding:9px 12px; border-bottom:1px solid var(--line); vertical-align:middle; }
.grid tbody tr:last-child td { border-bottom:0; }
.grid.small td, .grid.small th { padding:5px 10px; font-size:12px; }
.grid tr.done td { color:var(--dim); }
.grid tr.over td { background:color-mix(in srgb, var(--err) 14%, transparent); }
.clip { max-width:640px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.rowacts { display:flex; gap:6px; align-items:center; }

/* pills + meters */
.pill { font-size:11px; font-weight:700; letter-spacing:.05em; padding:2px 8px;
  border-radius:999px; background:var(--line); color:var(--dim); text-transform:uppercase; }
.pill.open { background:color-mix(in srgb,var(--accent) 22%,transparent); color:var(--accent); }
.pill.sealed, .pill.dispatched { background:color-mix(in srgb,var(--warn) 20%,transparent); color:var(--warn); }
.pill.pushed, .pill.received { background:color-mix(in srgb,var(--ok) 20%,transparent); color:var(--ok); }
.pill.failed { background:color-mix(in srgb,var(--err) 20%,transparent); color:var(--err); }
.meter { height:6px; border-radius:99px; background:var(--line); overflow:hidden; min-width:80px; }
.meter i { display:block; height:100%; background:var(--accent); }
.meter.big { height:10px; margin:6px 0 4px; }

/* stat row */
.stats { display:flex; flex-wrap:wrap; gap:10px; margin:14px 0 4px; }
.stats > div { background:var(--panel); border:1px solid var(--line); border-radius:10px;
  padding:10px 16px; min-width:110px; }
.stats b { display:block; font-size:24px; line-height:1.1; font-variant-numeric:tabular-nums; }
.stats span { font-size:11px; text-transform:uppercase; letter-spacing:.06em; color:var(--dim); }
.good b { color:var(--ok); } .bad b { color:var(--err); }
.warn { color:var(--warn); }

/* pack screen */
.packhead { display:flex; flex-wrap:wrap; gap:16px; align-items:center;
  justify-content:space-between; margin:14px 0; }
.cartonid span { font-size:11px; letter-spacing:.1em; color:var(--dim); display:block; }
.cartonid b { font-size:40px; line-height:1; }
.cartonid small { display:block; color:var(--dim); margin-top:4px; }
.counts { display:flex; gap:10px; }
.counts > div { background:var(--panel); border:1px solid var(--line); border-radius:10px;
  padding:8px 16px; text-align:right; min-width:100px; }
.counts b { display:block; font-size:26px; font-variant-numeric:tabular-nums; }
.counts span { font-size:10px; text-transform:uppercase; letter-spacing:.06em; color:var(--dim); }

/* two-stage scan */
.stages { display:grid; grid-template-columns:1fr 1fr auto; gap:12px; align-items:end;
  margin:10px 0; }
@media (max-width:900px) { .stages { grid-template-columns:1fr; } }
.stage label { display:block; font-size:11px; text-transform:uppercase;
  letter-spacing:.07em; color:var(--dim); margin-bottom:6px; font-weight:600; }
.stage label small { text-transform:none; letter-spacing:0; font-weight:400;
  margin-left:6px; opacity:.75; }
.stage .n { display:inline-block; width:17px; height:17px; line-height:17px;
  text-align:center; border-radius:50%; background:var(--accent); color:#fff;
  font-size:11px; margin-right:5px; }
.stage input { width:100%; font-size:24px; padding:14px 16px; border-radius:12px;
  border:2px solid var(--accent); background:var(--panel); color:var(--ink);
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace; }
.stage input:focus { outline:none;
  box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 25%,transparent); }
.stage.locked { opacity:.45; }
.stage.locked .n { background:var(--line); color:var(--dim); }
.stage.locked input { border-color:var(--line); }
.stageacts { display:flex; flex-direction:column; gap:6px; }
.cartoncode b { font-size:17px !important; font-family:ui-monospace,Menlo,monospace; }
.hint { color:var(--dim); font-size:12.5px; max-width:60ch; margin-top:10px; }
.grid tr.hit td { background:color-mix(in srgb,var(--accent) 18%,transparent); }
.flash.info { background:color-mix(in srgb,var(--accent) 18%,transparent);
  color:var(--accent); }
.feed li.info { color:var(--accent); }

.scanbox { display:flex; gap:10px; margin:8px 0; }
#scan { flex:1; font-size:26px; padding:16px 18px; border-radius:12px;
  border:2px solid var(--accent); background:var(--panel); color:var(--ink);
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace; }
#scan:focus { outline:none; box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 25%,transparent); }

.flash { margin:8px 0; padding:14px 16px; border-radius:10px; font-size:19px; font-weight:700;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace; }
.flash.ok   { background:color-mix(in srgb,var(--ok) 18%,transparent);   color:var(--ok); }
.flash.warn { background:color-mix(in srgb,var(--warn) 18%,transparent); color:var(--warn); }
.flash.err  { background:color-mix(in srgb,var(--err) 18%,transparent);  color:var(--err); }

.packcols { display:grid; grid-template-columns:1fr 1fr; gap:20px; align-items:start; }
@media (max-width:820px) { .packcols { grid-template-columns:1fr; } }
.feed { list-style:none; margin:0; padding:0; font-family:ui-monospace,Menlo,monospace;
  font-size:13px; max-height:420px; overflow:auto; }
.feed li { padding:6px 10px; border-bottom:1px solid var(--line); }
.feed li.ok { color:var(--ok); } .feed li.warn { color:var(--warn); } .feed li.err { color:var(--err); }

/* ops output */
pre.out { background:var(--panel); border:1px solid var(--line); border-radius:10px;
  padding:14px; overflow:auto; font-size:12.5px; line-height:1.5; max-height:70vh; }

/* login */
.login { max-width:340px; margin:12vh auto; background:var(--panel);
  border:1px solid var(--line); border-radius:14px; padding:26px; }
.login input, .login select { width:100%; margin:6px 0 14px; }
.login button { width:100%; }
.err-msg { color:var(--err); font-size:13px; }

.lockmsg { color:var(--dim); font-size:12.5px; padding:8px 12px;
  border:1px dashed var(--line); border-radius:8px; }

.whoami { font-size:12px; color:var(--dim); }
.whoami b { color:var(--ink); font-weight:600; }
.whoami .role { margin-left:0; }
.bar form.inline { margin:0; }