:root {
  --bg: #0b0a0f;
  --surface: #14121b;
  --surface-2: #1c1926;
  --surface-3: #252134;
  --border: #2d2840;
  --text: #f3f0fa;
  --muted: #a49db6;
  --faint: #6f6883;
  --purple: #8b5cf6;
  --purple-2: #a78bfa;
  --purple-soft: rgba(139, 92, 246, 0.16);
  --ok: #34d399;
  --ok-soft: rgba(52, 211, 153, 0.14);
  --warn: #fbbf24;
  --warn-soft: rgba(251, 191, 36, 0.14);
  --bad: #f87171;
  --bad-soft: rgba(248, 113, 113, 0.14);
  --info: #60a5fa;
  --radius: 14px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 15px; line-height: 1.45; }
a { color: var(--purple-2); }
h1, h2, h3, h4 { margin: 0 0 0.5rem; line-height: 1.2; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1.02rem; }
code, .mono { font-family: var(--mono); font-size: 0.86em; }
hr { border: 0; border-top: 1px solid var(--border); margin: 1rem 0; }

/* ---------- layout ---------- */
.app { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 18px 12px; position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; gap: 4px; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 16px; }
.brand-mark { width: 38px; height: 38px; border-radius: 11px; background: linear-gradient(135deg, var(--purple), #c084fc); display: grid; place-items: center; font-weight: 900; font-size: 15px; letter-spacing: -0.5px; color: #fff; }
.brand-name { font-weight: 800; letter-spacing: 0.3px; }
.brand-sub { font-size: 0.75rem; color: var(--muted); }
.nav a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; color: var(--muted); text-decoration: none; font-weight: 600; font-size: 0.92rem; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a.active { background: var(--purple-soft); color: var(--text); box-shadow: inset 3px 0 0 var(--purple); }
.nav .num { width: 22px; height: 22px; border-radius: 7px; background: var(--surface-3); display: grid; place-items: center; font-size: 0.72rem; color: var(--muted); }
.nav a.active .num { background: var(--purple); color: #fff; }
.nav .count { margin-left: auto; background: var(--purple); color: #fff; font-size: 0.7rem; border-radius: 999px; padding: 1px 7px; }
.sidebar-foot { margin-top: auto; padding: 12px 8px 0; border-top: 1px solid var(--border); font-size: 0.82rem; color: var(--muted); }
.main { min-width: 0; padding: 22px 28px 60px; }
.topbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.topbar h1 { margin: 0; }
.topbar .spacer { flex: 1; }
.mobile-bar { display: none; }

.env-badge { display: inline-block; font-size: 0.68rem; font-weight: 800; letter-spacing: 0.8px; padding: 3px 8px; border-radius: 6px; }
.env-badge.prod { background: rgba(52,211,153,.16); color: var(--ok); }
.env-badge.staging { background: #f59e0b; color: #1a1205; }
.env-badge.dev, .env-badge.demo { background: var(--surface-3); color: var(--muted); }
.staging-banner { background: #f59e0b; color: #1a1205; font-weight: 800; padding: 9px 14px; border-radius: 10px; margin-bottom: 14px; letter-spacing: .3px; }
.nav .count.crit { background: var(--bad); }
.summary-strip { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; margin-bottom: 16px; }
.summary-strip .sum { display: flex; flex-direction: column; text-decoration: none; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 8px 12px; color: var(--text); }
.summary-strip .sum:hover { border-color: var(--purple-2); }
.summary-strip .sum .v { font-size: 1.25rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.summary-strip .sum .l { font-size: 0.72rem; color: var(--muted); }
.summary-strip .sum.zero .v { color: var(--faint); }
.summary-strip .sum.warn .v { color: var(--warn); }
.summary-strip .sum.bad { border-color: rgba(248,113,113,.55); }
.summary-strip .sum.bad .v { color: var(--bad); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 14px; flex-wrap: wrap; }
.tabs a, .tabs button { background: none; border: 0; border-bottom: 2px solid transparent; color: var(--muted); padding: 9px 14px; font: inherit; font-weight: 700; cursor: pointer; text-decoration: none; }
.tabs .on { color: var(--text); border-bottom-color: var(--purple); }
.prio { display: inline-block; font-size: 0.68rem; font-weight: 800; letter-spacing: .6px; padding: 2px 7px; border-radius: 6px; text-transform: uppercase; }
.prio.critical { background: var(--bad); color: #2a0707; }
.prio.high { background: var(--warn-soft); color: var(--warn); }
.prio.normal { background: var(--purple-soft); color: var(--purple-2); }
.prio.low { background: var(--surface-3); color: var(--muted); }
.panel-back { position: fixed; inset: 0; background: rgba(5,4,8,.55); z-index: 85; }
.panel { position: fixed; top: 0; right: 0; bottom: 0; width: min(620px, 100%); background: var(--surface); border-left: 1px solid var(--border); z-index: 86; overflow-y: auto; padding: 20px; box-shadow: -20px 0 60px rgba(0,0,0,.5); }
.qty-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 8px; }
.qty-grid .q { background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px; }
.qty-grid .q .n { font-size: 1.35rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.qty-grid .q .k { font-size: 0.7rem; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.qty-grid .q.main { border-color: rgba(139,92,246,.6); }
.preview-frame-wrap.mobile iframe { width: 390px; max-width: 100%; margin: 0 auto; display: block; }
.timeline .ev { border-left: 2px solid var(--border); padding: 4px 0 8px 12px; margin-left: 4px; font-size: 0.86rem; }
.timeline .ev .who { color: var(--muted); font-size: 0.76rem; }
@media (max-width: 860px) { .summary-strip { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.demo-banner { background: var(--warn-soft); color: var(--warn); border: 1px solid rgba(251,191,36,.35); padding: 8px 14px; border-radius: 10px; font-weight: 600; font-size: 0.86rem; margin-bottom: 14px; }

/* ---------- surfaces ---------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.card + .card { margin-top: 14px; }
.card.tight { padding: 12px 14px; }
.card.accent { border-color: rgba(139,92,246,.55); box-shadow: 0 0 0 1px rgba(139,92,246,.15), 0 12px 40px -18px rgba(139,92,246,.5); }
.card.ok { border-color: rgba(52,211,153,.5); }
.card.bad { border-color: rgba(248,113,113,.5); }
.card-title { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.card-title h2, .card-title h3 { margin: 0; }
.card-title .spacer { flex: 1; }
.grid { display: grid; gap: 14px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.side { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.stack > * + * { margin-top: 10px; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.small { font-size: 0.84rem; }
.big-label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.8px; color: var(--muted); font-weight: 700; }
.shout { font-size: 1.25rem; font-weight: 900; letter-spacing: 0.4px; text-transform: uppercase; }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.stat { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; }
.stat .v { font-size: 1.7rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.stat .l { font-size: 0.78rem; color: var(--muted); }
.stat.bad .v { color: var(--bad); }
.stat.warn .v { color: var(--warn); }
.stat.ok .v { color: var(--ok); }

/* ---------- forms ---------- */
label { display: block; font-size: 0.8rem; color: var(--muted); font-weight: 600; margin-bottom: 5px; }
input, select, textarea { width: 100%; background: var(--surface-2); color: var(--text); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; font: inherit; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--purple); outline-offset: 0; border-color: var(--purple); }
textarea { min-height: 90px; resize: vertical; }
textarea.code { font-family: var(--mono); font-size: 0.82rem; min-height: 260px; }
input[type="checkbox"] { width: auto; accent-color: var(--purple); transform: scale(1.15); }
.field { margin-bottom: 12px; }
.field .hint { font-size: 0.75rem; color: var(--faint); margin-top: 4px; }
.check { display: flex; gap: 8px; align-items: center; color: var(--text); font-size: 0.9rem; font-weight: 500; }
.counter { float: right; font-weight: 500; }
.counter.bad { color: var(--warn); }

.scan-input { font-size: 1.6rem; font-family: var(--mono); padding: 16px 18px; letter-spacing: 1px; border-width: 2px; border-color: rgba(139,92,246,.6); }
.qty-input { font-size: 2.4rem; font-weight: 800; text-align: center; padding: 10px; max-width: 220px; font-variant-numeric: tabular-nums; }
.price-input { font-size: 1.6rem; font-weight: 700; max-width: 200px; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--border); background: var(--surface-3); color: var(--text); padding: 10px 16px; border-radius: 10px; font: inherit; font-weight: 700; cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn:hover { border-color: var(--purple-2); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.primary { background: var(--purple); border-color: var(--purple); color: #fff; }
.btn.primary:hover { background: #7c4ef0; }
.btn.ok { background: #059669; border-color: #059669; color: #fff; }
.btn.danger { background: transparent; border-color: rgba(248,113,113,.6); color: var(--bad); }
.btn.ghost { background: transparent; }
.btn.small { padding: 6px 10px; font-size: 0.82rem; border-radius: 8px; }
.btn.huge { padding: 18px 26px; font-size: 1.1rem; border-radius: 14px; min-width: 200px; letter-spacing: 0.3px; }
.btn kbd { font-family: var(--mono); font-size: 0.72rem; background: rgba(0,0,0,.25); border-radius: 5px; padding: 1px 5px; }

/* ---------- badges ---------- */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 9px; border-radius: 999px; font-size: 0.74rem; font-weight: 700; background: var(--surface-3); color: var(--muted); border: 1px solid var(--border); white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.bad { background: var(--bad-soft); color: var(--bad); border-color: transparent; }
.badge.purple { background: var(--purple-soft); color: var(--purple-2); border-color: transparent; }
.badge.info { background: rgba(96,165,250,.14); color: var(--info); border-color: transparent; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; display: inline-block; }
.spin { width: 12px; height: 12px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; display: inline-block; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 0.87rem; }
th, td { padding: 9px 11px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: var(--surface-2); color: var(--muted); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.6px; position: sticky; top: 0; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: rgba(255,255,255,.02); }

/* ---------- product panel ---------- */
.product { display: grid; grid-template-columns: 150px 1fr; gap: 18px; }
.thumb { width: 150px; height: 150px; border-radius: 12px; object-fit: cover; background: var(--surface-3); border: 1px solid var(--border); }
.thumb.sm { width: 56px; height: 56px; border-radius: 9px; }
.kv { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px 16px; margin-top: 10px; }
.kv div { min-width: 0; }
.kv .k { font-size: 0.72rem; color: var(--faint); text-transform: uppercase; letter-spacing: 0.5px; }
.kv .v { font-weight: 600; overflow-wrap: anywhere; }
.kv .v.na { color: var(--faint); font-weight: 500; font-style: italic; }
.math { display: flex; gap: 22px; align-items: stretch; flex-wrap: wrap; margin: 14px 0; }
.math > div { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 10px 18px; text-align: center; min-width: 130px; }
.math .n { font-size: 2.2rem; font-weight: 900; font-variant-numeric: tabular-nums; }
.math .plus .n { color: var(--purple-2); }
.math .eq .n { color: var(--ok); }
.steps { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.step { font-size: 0.75rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: var(--surface-2); color: var(--faint); border: 1px solid var(--border); }
.step.on { background: var(--purple); color: #fff; border-color: var(--purple); }
.step.done { color: var(--ok); border-color: rgba(52,211,153,.4); }

.success-head { display: flex; align-items: center; gap: 12px; }
.success-head .tick { width: 40px; height: 40px; border-radius: 50%; background: var(--ok); color: #06281c; display: grid; place-items: center; font-weight: 900; font-size: 1.3rem; }
.summary-list { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin-top: 12px; }
.summary-list dt { color: var(--muted); }
.summary-list dd { margin: 0; font-weight: 700; }

.list-item { display: flex; gap: 12px; align-items: center; padding: 10px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface-2); }
.list-item + .list-item { margin-top: 8px; }
.list-item .grow { flex: 1; min-width: 0; }
.list-item.selectable { cursor: pointer; }
.list-item.selectable:hover { border-color: var(--purple-2); }
.list-item.selected { border-color: var(--purple); background: var(--purple-soft); }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.flag { padding: 8px 10px; border-radius: 10px; font-size: 0.85rem; background: var(--surface-2); border-left: 3px solid var(--faint); }
.flag + .flag { margin-top: 6px; }
.flag.blocking { border-left-color: var(--bad); background: var(--bad-soft); }
.flag.info { border-left-color: var(--warn); }

iframe.preview { width: 100%; min-height: 360px; border: 1px solid var(--border); border-radius: 12px; background: #fff; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.compare h4 { font-size: 0.78rem; text-transform: uppercase; color: var(--muted); letter-spacing: 0.6px; }

.empty { text-align: center; padding: 34px 16px; color: var(--muted); }
.empty .big { font-size: 2.2rem; }
.notice { padding: 10px 14px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--border); font-size: 0.9rem; }
.notice.bad { background: var(--bad-soft); border-color: rgba(248,113,113,.4); color: #fecaca; }
.notice.warn { background: var(--warn-soft); border-color: rgba(251,191,36,.35); color: #fde68a; }
.notice.ok { background: var(--ok-soft); border-color: rgba(52,211,153,.35); color: #a7f3d0; }

.filters { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin-bottom: 12px; }
.filters .field { margin: 0; }

/* ---------- toast + modal ---------- */
#toasts { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 8px; z-index: 100; max-width: min(420px, calc(100vw - 36px)); }
.toast { background: var(--surface-3); border: 1px solid var(--border); border-left: 4px solid var(--purple); padding: 12px 14px; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,.4); font-size: 0.9rem; }
.toast.ok { border-left-color: var(--ok); }
.toast.bad { border-left-color: var(--bad); }
.modal-back { position: fixed; inset: 0; background: rgba(5,4,8,.72); display: grid; place-items: center; z-index: 90; padding: 16px; }
.modal { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 22px; width: min(560px, 100%); max-height: calc(100vh - 32px); overflow-y: auto; }
.modal.wide { width: min(880px, 100%); }
.modal h2 { margin-bottom: 10px; }

video.camera { width: 100%; max-height: 320px; border-radius: 12px; background: #000; object-fit: cover; }

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; background: radial-gradient(1200px 600px at 30% -10%, rgba(139,92,246,.25), transparent 60%), var(--bg); }
.login { width: min(400px, 100%); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .grid.side, .grid.three { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; width: 260px; z-index: 80; transform: translateX(-100%); transition: transform .2s; }
  .sidebar.open { transform: none; box-shadow: 20px 0 60px rgba(0,0,0,.6); }
  .mobile-bar { display: flex; align-items: center; gap: 10px; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 70; }
  .main { padding: 16px 16px 60px; }
  .grid.two, .compare { grid-template-columns: 1fr; }
  .product { grid-template-columns: 1fr; }
  .thumb { width: 100%; height: 220px; }
  .btn.huge { min-width: 0; width: 100%; }
  .math > div { flex: 1; min-width: 90px; }
}

/* ---- v1.2: dashboard, allocation, orders, pre-orders ---- */
.dash-h { font-size: 1rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 6px 0 10px; }
.dash-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; margin-bottom: 12px; }
.dash-card { display: flex; flex-direction: column; gap: 4px; padding: 14px 16px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); color: var(--text); text-decoration: none; transition: border-color .15s, transform .15s; }
.dash-card:hover { border-color: var(--purple); transform: translateY(-1px); }
.dash-card .v { font-size: 1.9rem; font-weight: 800; color: var(--purple); line-height: 1.1; }
.dash-card .l { font-weight: 700; }
.dash-card .h { font-size: .8rem; color: var(--muted); }
.dash-card.zero .v { color: var(--muted); }
.dash-card.ok .v { color: var(--ok); }
.dash-card.warn .v { color: var(--warn); }
.dash-card.bad .v { color: var(--bad); }
a.stat { text-decoration: none; color: inherit; }
a.stat:hover { border-color: var(--purple); }
.bad-text { color: var(--bad); }
tr.aging-attention td:first-child { box-shadow: inset 3px 0 0 var(--warn); }
tr.aging-urgent td:first-child { box-shadow: inset 3px 0 0 var(--bad); }
.col-chooser { position: relative; }
.col-chooser summary { list-style: none; cursor: pointer; }
.col-chooser summary::-webkit-details-marker { display: none; }
.col-chooser .check { display: flex; margin: 3px 0; }
a.list-link { text-decoration: none; color: inherit; }
a.list-link:hover { border-color: var(--purple); }
.impact.good h2 { color: var(--ok); }
@media (max-width: 640px) {
  .dash-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dash-card .v { font-size: 1.5rem; }
}