:root {
  --bg: #f6f5f1;
  --surface: #ffffff;
  --ink: #1d2422;
  --muted: #66706d;
  --line: #e2e0d9;
  --accent: #0f5c57;
  --accent-ink: #ffffff;
  --accent-soft: #e3efed;
  --warn: #9a5b00;
  --warn-soft: #fbf0dc;
  --bad: #a63a2b;
  --bad-soft: #f8e4e0;
  --good: #2f6b2f;
  --good-soft: #e3f0df;
  --radius: 10px;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 15px;
  color: var(--ink);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); line-height: 1.45; }
h1 { font-size: 1.5rem; margin: 0 0 4px; }
h2 { font-size: 1.1rem; margin: 0; }
code { background: var(--accent-soft); padding: 1px 6px; border-radius: 5px; font-size: .9em; }
code.block { display: block; padding: 8px 10px; }
.loading { text-align: center; color: var(--muted); margin-top: 20vh; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.right { text-align: right; }
.grow { flex: 1; }

/* Buttons and inputs */
.btn { border: 1px solid var(--line); background: var(--surface); color: var(--ink); padding: 8px 14px;
  border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: #c9c6bc; }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--bad); }
.btn.good { color: var(--good); }
.btn.sm { padding: 4px 10px; font-size: .85rem; }
.btn:disabled { opacity: .55; cursor: default; }
.link { background: none; border: 0; color: var(--accent); font: inherit; cursor: pointer; padding: 4px 0; text-align: left; }
input, select, textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--surface); color: var(--ink); width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
label { display: flex; flex-direction: column; gap: 4px; font-weight: 600; font-size: .9rem; }

/* Layout */
.stack { display: flex; flex-direction: column; gap: 14px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.narrow { max-width: 640px; }
.auth { max-width: 400px; margin: 10vh auto 40px; padding: 0 16px; display: flex; flex-direction: column; gap: 16px; }
.auth > .muted { margin: -10px 0 0; }

.brand { font-weight: 800; letter-spacing: -.02em; color: var(--accent); font-size: 1.15rem; }
.brand.big { font-size: 2rem; }
header.top { display: flex; align-items: center; gap: 16px; padding: 12px 24px; background: var(--surface);
  border-bottom: 1px solid var(--line); flex-wrap: wrap; position: sticky; top: 0; z-index: 5; }
header.top .co { color: var(--muted); font-weight: 600; }
header.top nav { margin-left: auto; display: flex; gap: 4px; flex-wrap: wrap; }
header.top nav button { background: none; border: 0; font: inherit; font-weight: 600; color: var(--muted);
  padding: 8px 12px; border-radius: 8px; cursor: pointer; }
header.top nav button.on { background: var(--accent-soft); color: var(--accent); }
main { max-width: 1120px; margin: 0 auto; padding: 24px; display: flex; flex-direction: column; gap: 16px; }

.bar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.search { flex: 1; min-width: 220px; font-size: 1.05rem; padding: 11px 14px; }
form.inline { display: flex; gap: 8px; flex: 1; flex-wrap: wrap; }
form.inline input { flex: 1; min-width: 140px; }
.head { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; align-items: flex-end; }

/* Tables */
table.grid { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; }
table.grid th { text-align: left; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em;
  color: var(--muted); padding: 10px 12px; border-bottom: 1px solid var(--line); background: #fbfaf7; }
table.grid td { padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.grid tr:last-child td { border-bottom: 0; }
table.grid tr.click { cursor: pointer; }
table.grid tr.click:hover td { background: #faf9f5; }
table.grid td.num, table.grid th.num { text-align: right; font-variant-numeric: tabular-nums; }
table.grid tfoot td { font-weight: 700; background: #fbfaf7; }
.table-wrap { overflow-x: auto; }

.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .8rem; font-weight: 700;
  background: var(--accent-soft); color: var(--accent); }
.pill.draft { background: #eeece6; color: var(--muted); }
.pill.submitted, .pill.pending { background: var(--warn-soft); color: var(--warn); }
.pill.approved { background: var(--good-soft); color: var(--good); }
.pill.flagged { background: var(--bad-soft); color: var(--bad); }
.note { font-size: .85rem; margin-top: 4px; }
.note.warn { color: var(--warn); }
.note.bad { color: var(--bad); }

.empty { background: var(--surface); border: 1px dashed #cfccc2; border-radius: var(--radius); padding: 28px;
  text-align: center; color: var(--muted); }
.steps { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.steps .done { color: var(--muted); text-decoration: line-through; }

/* Add-line form */
.addline { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 2fr auto; gap: 8px; align-items: end; }
.addline .hint { grid-column: 1 / -1; font-size: .85rem; color: var(--muted); min-height: 1.2em; }
.addline .override { grid-column: 1 / -1; }

/* Vendor search-as-you-type */
.vendor-pick { position: relative; }
.suggest { position: absolute; top: 100%; left: 0; right: 0; margin-top: 4px; z-index: 10; background: var(--surface);
  border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 10px 28px rgba(0, 0, 0, .12);
  max-height: 300px; overflow-y: auto; font-weight: 400; }
.suggest button { display: block; width: 100%; text-align: left; background: none; border: 0; padding: 9px 12px;
  font: inherit; color: var(--ink); cursor: pointer; border-bottom: 1px solid var(--line); }
.suggest button:last-child { border-bottom: 0; }
.suggest button.on, .suggest button:hover { background: var(--accent-soft); }

/* Modal and toast */
.modal-wrap { position: fixed; inset: 0; background: rgba(20, 26, 25, .38); display: flex;
  align-items: flex-start; justify-content: center; padding: 8vh 16px; z-index: 20; overflow-y: auto; }
.modal { background: var(--surface); border-radius: 14px; padding: 24px; width: 100%; max-width: 560px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .18); }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: #fff;
  padding: 10px 18px; border-radius: 8px; z-index: 30; font-weight: 600; max-width: calc(100% - 32px); }
.toast.err { background: var(--bad); }

.print-only { display: none; }

@media (max-width: 760px) {
  header.top { padding: 10px 16px; }
  header.top nav { margin-left: 0; width: 100%; }
  main { padding: 16px; }
  .row { grid-template-columns: 1fr; }
  .addline { grid-template-columns: 1fr 1fr; }
  .addline > :first-child { grid-column: 1 / -1; }
}

@media print {
  body { background: #fff; font-size: 11pt; }
  header.top, .no-print, .addline, .btn, .link { display: none !important; }
  main { padding: 0; max-width: none; }
  .print-only { display: block; }
  table.grid { border-color: #999; }
  table.grid td, table.grid th { border-color: #bbb; }
}