:root{
  --brand:#0031dd;
  --brand-tint:#eef1ff;
  --ink:#111827;
  --muted:#6b7280;
  --line:#e5e7eb;
  --bg:#f7f8fb;
  --white:#ffffff;
  --ok:#0a7d33;
  --shadow:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);font-size:15px;line-height:1.45}
button{font:inherit;cursor:pointer}
a{color:var(--brand);text-decoration:none}

/* Header */
header.topbar{background:var(--white);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:24px;padding:0 24px;height:60px;position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.5px}
.brand .mark{background:var(--brand);color:#fff;border-radius:7px;padding:6px 10px;font-size:15px}
.brand .sub{color:var(--muted);font-weight:600;font-size:13px}
nav.tabs{display:flex;gap:4px;margin-left:8px}
nav.tabs button{background:none;border:none;padding:8px 14px;border-radius:8px;color:var(--muted);font-weight:600}
nav.tabs button.active{background:var(--brand-tint);color:var(--brand)}
.spacer{flex:1}
.badge{font-size:12px;color:var(--muted);background:#fff;border:1px solid var(--line);padding:4px 10px;border-radius:999px}
.badge.dry{color:#9a6a00;background:#fff8e6;border-color:#f5e2ab}

/* Layout */
main{max-width:1180px;margin:0 auto;padding:24px}
.grid{display:grid;grid-template-columns:1fr 360px;gap:24px;align-items:start}
@media(max-width:900px){.grid{grid-template-columns:1fr}}
.card{background:var(--white);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:20px}
.card h2{margin:0 0 4px;font-size:17px}
.card .hint{color:var(--muted);font-size:13px;margin:0 0 16px}

label{display:block;font-weight:600;font-size:13px;margin:12px 0 6px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:#fff;font:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:0;border-color:var(--brand)}
.row{display:flex;gap:12px}
.row>*{flex:1}

.btn{background:var(--brand);color:#fff;border:none;border-radius:10px;padding:11px 16px;font-weight:700;width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.secondary{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.small{width:auto;padding:7px 12px;font-size:13px;border-radius:8px}

/* Supplier picker */
.supplier-search{position:relative}
.supplier-list{max-height:280px;overflow:auto;border:1px solid var(--line);border-radius:10px;margin-top:8px}
.supplier-item{padding:10px 12px;border-bottom:1px solid var(--line);cursor:pointer;display:flex;justify-content:space-between;gap:12px}
.supplier-item:last-child{border-bottom:none}
.supplier-item:hover{background:var(--brand-tint)}
.supplier-item .meta{color:var(--muted);font-size:12px;text-align:right}
.selected-supplier{display:flex;justify-content:space-between;align-items:center;background:var(--brand-tint);
  border:1px solid #d5ddff;border-radius:10px;padding:12px 14px}
.selected-supplier b{display:block}
.selected-supplier .meta{color:var(--muted);font-size:12px}

/* Product groups */
.cat{margin-top:18px}
.cat h3{font-size:12px;letter-spacing:.6px;color:var(--muted);text-transform:uppercase;margin:0 0 8px}
.product{display:grid;grid-template-columns:84px 1fr auto;gap:14px;align-items:center;
  padding:12px;border:1px solid var(--line);border-radius:11px;margin-bottom:8px}
.product .qty input{width:80px;text-align:center;font-weight:700}
.product .name{font-weight:600}
.product .sub{color:var(--muted);font-size:12px}
.product .price{text-align:right;min-width:120px}
.product .price b{font-size:15px}
.product .price .u{color:var(--muted);font-size:12px}
.gst-free{display:inline-block;font-size:11px;color:#0a7d33;background:#e9f7ef;border-radius:6px;padding:1px 6px;margin-left:6px}

/* Summary */
.summary{position:sticky;top:84px}
.summary .line{display:flex;justify-content:space-between;padding:6px 0;color:var(--muted)}
.summary .line.total{color:var(--ink);font-weight:800;font-size:18px;border-top:1px solid var(--line);margin-top:6px;padding-top:12px}
.summary .items{max-height:230px;overflow:auto;margin:8px 0}
.summary .items .it{display:flex;justify-content:space-between;font-size:13px;padding:4px 0}
.summary .items .it .n{color:var(--ink)}
.stack{display:flex;flex-direction:column;gap:8px;margin-top:14px}

/* Tables */
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);font-size:14px}
th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.4px}
.status{font-size:12px;font-weight:700;padding:3px 9px;border-radius:999px}
.status.draft{background:#eef1ff;color:var(--brand)}
.status.placed{background:#e9f7ef;color:var(--ok)}

.hidden{display:none}
.empty{color:var(--muted);padding:24px;text-align:center}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;
  padding:12px 18px;border-radius:10px;box-shadow:var(--shadow);z-index:50;max-width:520px}
.toast.err{background:#b42318}

/* Modal */
.modal-bg{position:fixed;inset:0;background:rgba(17,24,39,.45);display:flex;align-items:center;justify-content:center;z-index:40;padding:20px}
.modal{background:#fff;border-radius:14px;max-width:520px;width:100%;padding:24px;box-shadow:var(--shadow)}
.modal h3{margin:0 0 10px}
.modal .actions{display:flex;gap:10px;margin-top:18px}
.modal .actions .btn{width:auto;flex:1}
.kv{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px dashed var(--line)}
.kv span:first-child{color:var(--muted)}

.venue-addr{margin-top:12px;background:var(--brand-tint);border-left:5px solid var(--brand);border-radius:0 10px 10px 0;padding:12px 16px}
.venue-addr .lbl{font-size:11px;letter-spacing:.6px;color:var(--brand);font-weight:700;text-transform:uppercase}
.venue-addr .vname{font-size:17px;font-weight:700;margin:2px 0}
.venue-addr .vline{font-weight:600}
.venue-addr .vph{color:var(--muted);font-size:13px;margin-top:2px}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:900px){.grid2{grid-template-columns:1fr}}
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.metric{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.metric .k{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.metric .v{font-size:24px;font-weight:800;margin-top:4px}
.metric.alert .v{color:#b42318}
.alertrow{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.alertrow:last-child{border-bottom:none}
.chg{font-weight:700}.chg.up{color:#b42318}.chg.down{color:#0a7d33}
.pill{font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px;background:#fde8e8;color:#b42318;margin-left:8px}
.rev-inv{border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:12px}
.rev-inv .top{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center}
.rev-line{display:grid;grid-template-columns:1fr 260px;gap:10px;align-items:center;margin-top:8px;font-size:13px}
.rev-line .desc b{display:block}
.rev-line .desc span{color:var(--muted)}

.navcount{background:#b42318;color:#fff;border-radius:999px;font-size:11px;padding:1px 7px;margin-left:4px}
.q-card{border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:12px}
.q-card .qtype{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;padding:2px 9px;border-radius:999px;background:#faece7;color:#712b13;margin-bottom:6px}
.q-card .qtype.supplier{background:#eef1ff;color:#0c2aa8}.q-card .qtype.venue{background:#e9f7ef;color:#0a7d33}.q-card .qtype.totals{background:#fff8e6;color:#9a6a00}
.q-card .qq{font-weight:600;margin-bottom:4px}
.q-card .qctx{font-size:13px;color:var(--muted);margin-bottom:10px}
.q-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.q-actions select{width:auto;min-width:200px}