:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #667085; --line: #e3e6eb;
  --brand: #1f6f5c; --brand-dark: #17574a; --danger: #b42318; --warn: #b54708; --ok: #067647;
  --radius: 8px;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
header.top { background: #13241f; color: #fff; }
header.top .bar { max-width: 1200px; margin: 0 auto; padding: .6rem 1rem; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
header.top .logo { font-weight: 700; font-size: 1.1rem; color: #fff; letter-spacing: .02em; }
header.top nav { display: flex; gap: .25rem; flex-wrap: wrap; flex: 1; }
header.top nav a { color: #cfe3dc; padding: .3rem .6rem; border-radius: 6px; }
header.top nav a:hover, header.top nav a.active { background: rgba(255,255,255,.12); color: #fff; text-decoration: none; }
header.top .user { color: #cfe3dc; font-size: .9rem; display: flex; gap: .5rem; align-items: center; }
header.top .user button { background: none; border: 1px solid #4a6a60; color: #fff; padding: .2rem .6rem; border-radius: 6px; cursor: pointer; }
main { max-width: 1200px; margin: 0 auto; padding: 1.25rem 1rem 3rem; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .75rem; }
.page-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.page-head h1 { margin: 0; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; margin-bottom: 1rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid-2 { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }
.stat .label { color: var(--muted); font-size: .85rem; }
.stat .value { font-size: 1.6rem; font-weight: 700; }
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .5rem .75rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); background: #fafbfc; }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tfoot td { font-weight: 700; background: #fafbfc; }
.muted { color: var(--muted); }
.neg { color: var(--danger); }
.pos { color: var(--ok); }
.btn, button.btn { display: inline-block; padding: .45rem .9rem; border-radius: 6px; border: 1px solid var(--brand); background: var(--brand); color: #fff; font: inherit; cursor: pointer; line-height: 1.3; }
.btn:hover { background: var(--brand-dark); text-decoration: none; }
.btn.secondary { background: #fff; color: var(--brand); }
.btn.secondary:hover { background: #eef6f3; }
.btn.danger { background: #fff; color: var(--danger); border-color: var(--danger); }
.btn.small { padding: .2rem .55rem; font-size: .85rem; }
form.filters { display: flex; gap: .5rem; flex-wrap: wrap; align-items: end; margin-bottom: 1rem; }
form.filters label { font-size: .8rem; color: var(--muted); display: flex; flex-direction: column; gap: .15rem; }
input, select, textarea { font: inherit; padding: .4rem .55rem; border: 1px solid #c9ced6; border-radius: 6px; background: #fff; max-width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid #9fd3c3; border-color: var(--brand); }
.form-grid { display: grid; gap: .9rem 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .2rem; }
.field input:not([type=checkbox]), .field select, .field textarea { width: 100%; }
.field.wide { grid-column: 1 / -1; }
.field .help { color: var(--muted); font-size: .8rem; }
.errorlist { color: var(--danger); margin: .25rem 0; padding-left: 1rem; font-size: .88rem; }
.errorlist.nonfield, .errorlist.nonform { background: #fef3f2; border: 1px solid #fecdca; padding: .5rem .75rem .5rem 1.5rem; border-radius: 6px; }
.messages { list-style: none; padding: 0; margin: 0 0 1rem; }
.messages li { padding: .6rem .9rem; border-radius: 6px; margin-bottom: .4rem; border: 1px solid; }
.messages .success { background: #ecfdf3; border-color: #abefc6; color: #05603a; }
.messages .error { background: #fef3f2; border-color: #fecdca; color: #912018; }
.messages .warning { background: #fffaeb; border-color: #fedf89; color: #93370d; }
.messages .info { background: #eff8ff; border-color: #b2ddff; color: #175cd3; }
.badge { display: inline-block; padding: .05rem .5rem; border-radius: 999px; font-size: .78rem; font-weight: 600; background: #eef1f4; color: #344054; white-space: nowrap; }
.badge.draft { background: #f2f4f7; }
.badge.ordered { background: #eff8ff; color: #175cd3; }
.badge.partial { background: #fffaeb; color: var(--warn); }
.badge.received { background: #ecfdf3; color: var(--ok); }
.badge.cancelled, .badge.low { background: #fef3f2; color: var(--danger); }
.pagination { display: flex; gap: .5rem; align-items: center; margin-top: .75rem; }
.tabs { display: flex; gap: .25rem; flex-wrap: wrap; margin-bottom: 1rem; }
.tabs a { padding: .35rem .8rem; border-radius: 6px; border: 1px solid var(--line); background: #fff; }
.tabs a.active { background: var(--brand); color: #fff; border-color: var(--brand); }
dl.props { display: grid; grid-template-columns: max-content 1fr; gap: .3rem 1rem; margin: 0; }
dl.props dt { color: var(--muted); }
dl.props dd { margin: 0; }
.login-box { max-width: 380px; margin: 4rem auto; }
@media (max-width: 640px) {
  header.top nav { order: 3; width: 100%; }
  th, td { padding: .45rem .5rem; }
}