/* Shared design system for the counter app and the control-plane console.
   Kept identical in agent/.../static and services/control_plane/.../static.
   No external fonts or CDNs: shops may be offline. */
:root{
  --bg:#F4F6F8; --surface:#FFFFFF; --surface-2:#F8FAFB; --sunk:#EEF2F4;
  --ink:#101828; --ink-2:#344054; --muted:#667085; --faint:#98A2B3;
  --line:#E4E7EC; --line-strong:#D0D5DD;
  --brand:#0B7A69; --brand-hover:#096656; --brand-ink:#FFFFFF; --brand-soft:#E6F4F1; --brand-softer:#F1FAF8;
  --side:#0C1E1B; --side-2:#12302B; --side-ink:#C9D6D3; --side-ink-strong:#FFFFFF; --side-muted:#7F9690;
  --ok:#067647; --ok-soft:#ECFDF3; --warn:#B54708; --warn-soft:#FFFAEB; --crit:#B42318; --crit-soft:#FEF3F2; --info:#175CD3; --info-soft:#EFF8FF;
  --chart:#0B7A69; --chart-2:#9CCFC6; --grid:#EEF1F4;
  --shadow-sm:0 1px 2px rgba(16,24,40,.06); --shadow:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.04);
  --shadow-lg:0 12px 32px -8px rgba(16,24,40,.22),0 4px 8px -4px rgba(16,24,40,.08);
  --r:10px; --r-sm:7px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  color-scheme:dark;
  --bg:#0B1110; --surface:#121A18; --surface-2:#151E1C; --sunk:#1A2522;
  --ink:#ECF1EF; --ink-2:#C7D1CE; --muted:#93A29D; --faint:#6E7D78;
  --line:#23302C; --line-strong:#2E3D38;
  --brand:#3CC4A8; --brand-hover:#5AD3BA; --brand-ink:#04211B; --brand-soft:#123029; --brand-softer:#0F2521;
  --side:#070D0C; --side-2:#10201D;
  --ok:#47CD89; --ok-soft:#0E2A1C; --warn:#F5A94A; --warn-soft:#2E2110; --crit:#F97066; --crit-soft:#361714; --info:#84CAFF; --info-soft:#102235;
  --chart:#3CC4A8; --chart-2:#1F5A4E; --grid:#1C2724;
  --shadow-sm:none; --shadow:0 0 0 1px var(--line); --shadow-lg:0 16px 40px rgba(0,0,0,.5);
}}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 var(--font);-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
a{color:var(--brand)}
h1,h2,h3,h4{margin:0;line-height:1.25;color:var(--ink)}
h1{font-size:22px;font-weight:650;letter-spacing:-.01em}
h2{font-size:16px;font-weight:620}
h3{font-size:14px;font-weight:620}
p{margin:0}
.num,.tnum{font-variant-numeric:tabular-nums}
.mono{font-family:var(--mono);font-size:12.5px}
.muted{color:var(--muted)}
.small{font-size:12.5px}
.xs{font-size:11.5px}
.nowrap{white-space:nowrap}
.right{text-align:right}
.grow{flex:1;min-width:0}
.row{display:flex;align-items:center;gap:8px}
.row.wrap{flex-wrap:wrap}
.stack{display:grid;gap:16px}
.stack-sm{display:grid;gap:8px}
.between{display:flex;justify-content:space-between;align-items:center;gap:12px}
.ico{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ico.sm{width:15px;height:15px}
.ico.lg{width:22px;height:22px}

/* ---------- app shell ---------- */
.shell{display:grid;grid-template-columns:232px minmax(0,1fr);min-height:100vh;background:linear-gradient(to right,var(--side) 232px,var(--bg) 232px)}
.side{background:var(--side);color:var(--side-ink);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;padding:14px 10px}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 16px}
.brand .mark{width:34px;height:34px;border-radius:9px;background:var(--brand);color:var(--brand-ink);display:grid;place-items:center;font-weight:800;font-size:15px}
.brand b{color:var(--side-ink-strong);font-size:14px;display:block;line-height:1.2}
.brand small{color:var(--side-muted);font-size:11.5px}
.nav{display:grid;gap:2px}
.nav a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;color:var(--side-ink);text-decoration:none;font-weight:500;font-size:13.5px}
.nav a:hover{background:var(--side-2);color:var(--side-ink-strong)}
.nav a.on{background:var(--side-2);color:var(--side-ink-strong);box-shadow:inset 2px 0 0 var(--brand)}
.nav a .kbd{margin-left:auto;font-size:10.5px;color:var(--side-muted);border:1px solid #2b423d;border-radius:4px;padding:0 5px}
.nav-label{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--side-muted);padding:14px 10px 6px}
.side-foot{margin-top:auto;display:grid;gap:8px;padding:8px 4px 2px}
.side-card{background:var(--side-2);border-radius:9px;padding:10px 12px;font-size:12.5px}
.side-card b{color:var(--side-ink-strong);font-weight:600}
.side-card .row{gap:6px}
.side .dot{box-shadow:none}
.main{min-width:0;display:flex;flex-direction:column}
.topbar{height:60px;display:flex;align-items:center;gap:12px;padding:0 24px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.topbar .title{font-size:16px;font-weight:650}
.topbar .crumb{color:var(--muted);font-size:13px}
.page{padding:22px 24px 40px;max-width:1440px;width:100%}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.page-head p{color:var(--muted);margin-top:3px}
.menu-btn{display:none}
@media (max-width:900px){
  .shell{grid-template-columns:1fr;background:var(--bg)}
  .side{position:fixed;inset:0 auto 0 0;width:250px;z-index:40;transform:translateX(-100%);transition:transform .2s}
  .side.open{transform:none;box-shadow:var(--shadow-lg)}
  .menu-btn{display:inline-flex}
  .topbar{padding:0 14px}.page{padding:16px 14px 32px}
}

/* ---------- surfaces ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-sm)}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}
.card-h p{font-size:12.5px;color:var(--muted)}
.card-b{padding:16px}
.card-f{padding:10px 16px;border-top:1px solid var(--line);background:var(--surface-2);border-radius:0 0 var(--r) var(--r)}
.grid{display:grid;gap:16px}
.g-kpi{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.g-2{grid-template-columns:1fr}
.g-3{grid-template-columns:1fr}
.g-main-side{grid-template-columns:1fr}
@media (min-width:1000px){.g-2{grid-template-columns:1fr 1fr}.g-3{grid-template-columns:repeat(3,1fr)}.g-main-side{grid-template-columns:minmax(0,1fr) 340px}}

.kpi{padding:16px 18px}
.kpi .lbl{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;font-weight:500}
.kpi .lbl .ico{color:var(--faint)}
.kpi .val{font-size:26px;font-weight:680;letter-spacing:-.02em;margin-top:6px;font-variant-numeric:tabular-nums}
.kpi .sub{font-size:12.5px;color:var(--muted);margin-top:2px}
.delta{font-weight:600;font-size:12px;padding:1px 6px;border-radius:99px}
.delta.up{color:var(--ok);background:var(--ok-soft)}.delta.down{color:var(--crit);background:var(--crit-soft)}.delta.flat{color:var(--muted);background:var(--sunk)}

/* ---------- controls ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;height:36px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--line-strong);background:var(--surface);color:var(--ink-2);font:600 13.5px var(--font);cursor:pointer;white-space:nowrap;text-decoration:none;box-shadow:var(--shadow-sm)}
.btn:hover{background:var(--surface-2);color:var(--ink)}
.btn.pri{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.pri:hover{background:var(--brand-hover)}
.btn.danger{color:var(--crit);border-color:color-mix(in srgb,var(--crit) 40%,var(--line))}
.btn.danger.solid{background:var(--crit);color:#fff;border-color:var(--crit)}
.btn.ghost{border-color:transparent;box-shadow:none;background:transparent}
.btn.ghost:hover{background:var(--sunk)}
.btn.sm{height:30px;padding:0 10px;font-size:12.5px}
.btn.lg{height:46px;padding:0 18px;font-size:15px}
.btn.icon{width:36px;padding:0}.btn.sm.icon{width:30px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn:focus-visible,.input:focus-visible,.select:focus-visible,.nav a:focus-visible,.seg button:focus-visible,.chip:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.field{display:grid;gap:5px}
.field > span{font-size:12.5px;font-weight:550;color:var(--ink-2)}
.field .hint{font-size:11.5px;color:var(--muted);font-weight:400}
.input,.select,textarea.input{width:100%;height:36px;padding:0 11px;border:1px solid var(--line-strong);border-radius:var(--r-sm);background:var(--surface);color:var(--ink);font:14px var(--font);box-shadow:var(--shadow-sm)}
textarea.input{height:auto;padding:8px 11px;resize:vertical;line-height:1.45}
.input::placeholder{color:var(--faint)}
.input:focus,.select:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 18%,transparent)}
.input.lg{height:46px;font-size:15px;padding-left:40px}
.input-ico{position:relative}.input-ico .ico{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--faint)}
.input-ico .input{padding-left:36px}
.input.invalid{border-color:var(--crit)}
.form-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.form-grid .span-2{grid-column:span 2}
@media (max-width:560px){.form-grid .span-2{grid-column:auto}}
.seg{display:inline-flex;background:var(--sunk);border-radius:8px;padding:3px;gap:2px;max-width:100%;overflow-x:auto}
.seg button{white-space:nowrap;border:0;background:transparent;border-radius:6px;padding:6px 12px;font:600 13px var(--font);color:var(--muted);cursor:pointer}
.seg button.on{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line-strong);background:var(--surface);border-radius:99px;padding:5px 11px;font:500 12.5px var(--font);color:var(--ink-2);cursor:pointer}
.chip.on{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}
.check{display:flex;align-items:center;gap:8px;font-size:13.5px;cursor:pointer}
.check input{width:16px;height:16px;accent-color:var(--brand)}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:2px 8px;border-radius:99px;white-space:nowrap;line-height:1.5}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge.plain::before{display:none}
.b-ok{background:var(--ok-soft);color:var(--ok)}.b-warn{background:var(--warn-soft);color:var(--warn)}.b-crit{background:var(--crit-soft);color:var(--crit)}
.b-info{background:var(--info-soft);color:var(--info)}.b-neutral{background:var(--sunk);color:var(--muted)}.b-brand{background:var(--brand-soft);color:var(--brand)}
.tag{font-size:10.5px;font-weight:700;padding:1px 6px;border-radius:4px;background:var(--warn-soft);color:var(--warn);letter-spacing:.02em}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex:none}
.dot.ok{background:var(--ok);box-shadow:0 0 0 3px var(--ok-soft)}.dot.warn{background:var(--warn);box-shadow:0 0 0 3px var(--warn-soft)}.dot.crit{background:var(--crit);box-shadow:0 0 0 3px var(--crit-soft)}.dot.off{background:var(--faint)}

/* ---------- tables ---------- */
.tbl-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{position:sticky;top:0;text-align:left;font-size:11.5px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;padding:10px 14px;background:var(--surface-2);border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr:hover td{background:var(--brand-softer)}
.tbl tr.click{cursor:pointer}
.tbl .r{text-align:right}
.tbl td.num,.tbl th.num{text-align:right;font-variant-numeric:tabular-nums}
.tbl .strong{font-weight:600;color:var(--ink)}
.sub{display:block;font-size:12px;color:var(--muted);font-weight:400}
.empty{padding:36px 16px;text-align:center;color:var(--muted)}
.empty .ico{width:28px;height:28px;color:var(--faint);margin-bottom:6px}
.empty b{display:block;color:var(--ink-2);margin-bottom:2px}
.list{display:grid}
.list > div{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 16px;border-bottom:1px solid var(--line)}
.list > div:last-child{border-bottom:0}
.meter{height:6px;border-radius:99px;background:var(--sunk);overflow:hidden;min-width:60px}
.meter > i{display:block;height:100%;background:var(--brand);border-radius:99px}

/* ---------- banners, toasts, modals, drawers ---------- */
.banner{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--r);border:1px solid;margin-bottom:16px;font-size:13.5px}
.banner .grow b{display:block}
.banner.warn{background:var(--warn-soft);border-color:color-mix(in srgb,var(--warn) 35%,transparent);color:var(--warn)}
.banner.crit{background:var(--crit-soft);border-color:color-mix(in srgb,var(--crit) 35%,transparent);color:var(--crit)}
.banner.ok{background:var(--ok-soft);border-color:color-mix(in srgb,var(--ok) 35%,transparent);color:var(--ok)}
.banner.info{background:var(--info-soft);border-color:color-mix(in srgb,var(--info) 30%,transparent);color:var(--info)}
.banner .grow{color:var(--ink-2)}.banner .grow b{color:inherit}
.toasts{position:fixed;right:18px;bottom:18px;display:grid;gap:8px;z-index:100}
.toast{display:flex;gap:10px;align-items:flex-start;background:var(--ink);color:var(--surface);padding:11px 14px;border-radius:9px;box-shadow:var(--shadow-lg);font-size:13.5px;max-width:380px;animation:tin .18s ease-out}
.toast.err{background:var(--crit);color:#fff}
@keyframes tin{from{transform:translateY(8px);opacity:0}}
.overlay{position:fixed;inset:0;background:rgba(16,24,40,.45);z-index:70;display:grid;place-items:center;padding:16px;animation:fin .12s}
@keyframes fin{from{opacity:0}}
.modal{background:var(--surface);border-radius:14px;box-shadow:var(--shadow-lg);width:min(520px,100%);max-height:calc(100vh - 32px);display:flex;flex-direction:column}
.modal.wide{width:min(760px,100%)}
.modal-h{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;padding:18px 20px 6px}
.modal-h p{color:var(--muted);font-size:13px;margin-top:3px}
.modal-b{padding:14px 20px;overflow:auto}
.modal-f{display:flex;justify-content:flex-end;gap:8px;padding:12px 20px 18px}
.drawer-bg{position:fixed;inset:0;background:rgba(16,24,40,.35);z-index:60;animation:fin .12s}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(560px,100%);background:var(--surface);z-index:61;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;animation:din .18s ease-out}
@keyframes din{from{transform:translateX(24px);opacity:.4}}
.drawer-h{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-b{padding:18px 20px;overflow:auto;flex:1}
.drawer-f{display:flex;gap:8px;justify-content:flex-end;padding:12px 20px;border-top:1px solid var(--line)}
.kv{display:flex;justify-content:space-between;gap:12px;padding:6px 0;font-size:13.5px}
.kv > span:first-child{color:var(--muted)}
.kv.total > span:first-child{color:var(--ink)}
.kv.total{border-top:1px solid var(--line);margin-top:6px;padding-top:10px;font-size:17px;font-weight:700}
.divider{height:1px;background:var(--line);margin:12px 0}
.success-mark{width:52px;height:52px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:grid;place-items:center;margin:0 auto 10px}

/* ---------- chart ---------- */
.chart{position:relative}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart .ax{fill:var(--muted);font-size:11px;font-family:var(--font)}
.chart .gl{stroke:var(--grid);stroke-width:1}
.chart .bar{fill:var(--chart)}
.chart .bar.dim{fill:var(--chart-2)}
.chart .hit{fill:transparent;cursor:default}
.chart .hit:hover + .bar,.chart .bar.hover{fill:var(--brand-hover)}
.tip{position:absolute;pointer-events:none;background:var(--ink);color:var(--surface);font-size:12px;padding:6px 9px;border-radius:7px;white-space:nowrap;transform:translate(-50%,-100%);margin-top:-8px;box-shadow:var(--shadow-lg);z-index:3}
.tip b{display:block;font-size:13px}
.hbar{display:grid;grid-template-columns:90px 1fr auto;gap:10px;align-items:center;font-size:13px;padding:5px 0}
.hbar .track{height:8px;background:var(--sunk);border-radius:99px;overflow:hidden}
.hbar .track i{display:block;height:100%;background:var(--chart);border-radius:99px}

/* ---------- auth ---------- */
.auth{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(1200px 500px at 50% -10%,var(--brand-soft),transparent),var(--bg)}
.auth .card{width:min(420px,100%);padding:28px}
.auth .mark{width:44px;height:44px;border-radius:12px;background:var(--brand);color:var(--brand-ink);display:grid;place-items:center;font-weight:800;font-size:19px;margin-bottom:16px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- stock history, batch picker ---------- */
.hist{max-height:420px;overflow:auto}
.hist-row{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line)}
.hist-row:last-child{border-bottom:0}
.hist-row .right{min-width:70px}
.batch-pick{height:30px;font-size:12.5px;margin-top:6px;max-width:100%;padding-top:0;padding-bottom:0}
.sub.split{color:var(--warn)}