@font-face { font-family: Inter; font-weight: 400; font-display: swap; src: url(/static/Inter-400.ttf) format("truetype"); }
@font-face { font-family: Inter; font-weight: 600; font-display: swap; src: url(/static/Inter-600.ttf) format("truetype"); }
@font-face { font-family: Inter; font-weight: 700; font-display: swap; src: url(/static/Inter-700.ttf) format("truetype"); }
@font-face { font-family: Fraunces; font-weight: 600; font-display: swap; src: url(/static/Fraunces-600.ttf) format("truetype"); }

:root {
  --paper: #F6EFE0; --sand: #EDE3CF; --line: #E0D4BC; --card: #FFFDF8;
  --ink: #1A1713; --muted: #5F574B; --on-ink: #F6EFE0; --on-ink-muted: #BDB2A0;
  --maize: #E2A72E; --maize-deep: #A8740A; --maize-soft: #F7E3B5;
  --husk: #4F6A2F; --husk-soft: #E2EBD3;
  --red: #A23B2A; --red-soft: #F6DDD6; --blue: #2F5A7A; --blue-soft: #DCE8F0;
  --radius: 12px; --shadow: 0 1px 2px rgba(26,23,19,.06), 0 8px 24px rgba(26,23,19,.06);
  --serif: Fraunces, Georgia, serif; --sans: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 15px/1.5 var(--sans); }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0; }
h1 { font-size: 30px; }
h2 { font-size: 20px; }
h3 { font-size: 16px; font-family: var(--sans); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.nowrap { white-space: nowrap; }
.pre { white-space: pre-line; }
hr { border: 0; border-top: 1px solid var(--line); margin: 20px 0; }

/* ---------- shell ---------- */
.shell { display: grid; grid-template-columns: 232px minmax(0, 1fr); min-height: 100vh; }
.side { background: var(--ink); color: var(--on-ink); padding: 20px 14px; position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 4px; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 18px; text-decoration: none; }
.brand img { width: 40px; height: 40px; border-radius: 50%; background: #fff; }
.brand b { font-family: var(--serif); font-size: 17px; display: block; }
.brand span { font-size: 12px; color: var(--on-ink-muted); }
.side a.nav { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 9px; text-decoration: none; color: var(--on-ink-muted); font-weight: 500; }
.side a.nav:hover { color: var(--on-ink); background: rgba(246,239,224,.07); }
.side a.nav.on { color: var(--ink); background: var(--maize); font-weight: 600; }
.side .grow { flex: 1; }
.side form button { width: 100%; background: transparent; color: var(--on-ink-muted); border: 1px solid rgba(246,239,224,.18); }
.side .who { font-size: 12px; color: var(--on-ink-muted); padding: 8px 12px; }
main { padding: 28px 32px 60px; max-width: 1180px; width: 100%; min-width: 0; }
.menu-toggle { display: none; }

@media (max-width: 860px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; padding: 10px 12px; gap: 2px; }
  .brand { padding: 4px 6px; flex: 1; }
  .brand img { width: 32px; height: 32px; }
  .menu-toggle { display: inline-flex; background: transparent; color: var(--on-ink); border: 1px solid rgba(246,239,224,.25); }
  .side .links { display: none; width: 100%; flex-direction: column; gap: 2px; padding-top: 8px; }
  .side.open .links { display: flex; }
  .side .grow { display: none; }
  main { padding: 20px 16px 48px; }
  h1 { font-size: 24px; }
}
@media (min-width: 861px) { .side .links { display: flex; flex-direction: column; gap: 2px; flex: 1; } }

/* ---------- page header ---------- */
.head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.head .sub { margin-top: 6px; color: var(--muted); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ---------- buttons & forms ---------- */
button, .btn { font: 600 14px var(--sans); display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--ink); background: var(--ink); color: var(--on-ink); cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn.ghost, button.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover, button.ghost:hover { border-color: var(--ink); }
.btn.accent, button.accent { background: var(--maize); border-color: var(--maize); color: var(--ink); }
.btn.green, button.green { background: var(--husk); border-color: var(--husk); color: #fff; }
button.danger, .btn.danger { background: transparent; color: var(--red); border-color: var(--red-soft); }
button.danger:hover { border-color: var(--red); }
.btn.sm, button.sm { padding: 6px 12px; font-size: 13px; }
button.link { background: none; border: 0; color: var(--muted); padding: 0; font-weight: 500; text-decoration: underline; }
form.inline { display: inline; }
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
label .hint { font-weight: 400; color: var(--muted); }
input, select, textarea { font: 15px var(--sans); width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink); }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--maize); outline-offset: 0; border-color: var(--maize); }
textarea { min-height: 84px; resize: vertical; }
input[type=checkbox] { width: auto; margin: 0 8px 0 0; accent-color: var(--husk); transform: scale(1.15); }
.check { display: flex; align-items: center; font-weight: 500; font-size: 14px; }
.field { margin-bottom: 14px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 16px; }
@media (max-width: 720px) { .grid2, .grid3, .grid4 { grid-template-columns: 1fr; } }

/* ---------- cards / tables ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); margin-bottom: 18px; }
.card > h2, .card > h3 { margin-bottom: 14px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.table-wrap { overflow-x: auto; margin: 0 -20px; padding: 0 20px; }
table.list { width: 100%; border-collapse: collapse; font-size: 14px; }
table.list th { text-align: left; font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--ink); white-space: nowrap; }
table.list th.num { text-align: right; }
table.list td { padding: 11px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list tr.click { cursor: pointer; }
table.list tr.click:hover td { background: var(--paper); }
table.list tfoot td { font-weight: 700; border-bottom: 0; }
table.list a.row-link { text-decoration: none; font-weight: 600; white-space: nowrap; }
.empty { text-align: center; padding: 36px 16px; color: var(--muted); }
.empty .btn { margin-top: 12px; }

/* ---------- KPIs ---------- */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); text-decoration: none; display: block; }
.kpi .k { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 600; }
.kpi .v { font-family: var(--serif); font-size: 26px; margin-top: 6px; font-variant-numeric: tabular-nums; }
.kpi .s { font-size: 13px; color: var(--muted); margin-top: 2px; }
.kpi.bad .v { color: var(--red); }
.kpi.good .v { color: var(--husk); }
@media (max-width: 960px) { .kpis { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .kpis { grid-template-columns: 1fr; } }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.cols-doc { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 18px; align-items: start; }
@media (max-width: 960px) { .cols, .cols-doc { grid-template-columns: 1fr; } }

/* ---------- status pills ---------- */
.pill { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--sand); color: var(--muted); text-transform: capitalize; white-space: nowrap; }
.pill.sent { background: var(--blue-soft); color: var(--blue); }
.pill.partial { background: var(--maize-soft); color: var(--maize-deep); }
.pill.paid, .pill.accepted, .pill.invoiced { background: var(--husk-soft); color: var(--husk); }
.pill.overdue, .pill.declined { background: var(--red-soft); color: var(--red); }
.pill.expired, .pill.void { background: var(--sand); color: var(--muted); text-decoration: line-through; }

/* ---------- filters ---------- */
.filters { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filters a { text-decoration: none; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); font-size: 13px; font-weight: 600; color: var(--muted); background: var(--card); }
.filters a.on { background: var(--ink); color: var(--on-ink); border-color: var(--ink); }
.filters a .c { opacity: .7; font-weight: 500; margin-left: 4px; }
.filters form { margin-left: auto; display: flex; gap: 6px; }
.filters input { width: 220px; padding: 7px 11px; font-size: 14px; }
@media (max-width: 720px) { .filters form { margin-left: 0; width: 100%; } .filters input { width: 100%; } }

/* ---------- flash ---------- */
.flash { padding: 12px 16px; border-radius: 10px; margin-bottom: 18px; font-weight: 500; }
.flash.ok { background: var(--husk-soft); color: var(--husk); }
.flash.err { background: var(--red-soft); color: var(--red); }
.flash.warn { background: var(--maize-soft); color: #6b4a06; }

/* ---------- line editor ---------- */
.lines { width: 100%; border-collapse: collapse; }
.lines th { font-size: 11.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); text-align: left; padding: 0 6px 6px; font-weight: 600; }
.lines td { padding: 4px 6px 4px 0; vertical-align: top; }
.lines td.amt { padding-top: 13px; text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; min-width: 110px; font-weight: 600; }
.lines textarea { min-height: 42px; height: 42px; }
.lines .w-qty { width: 76px; } .lines .w-price { width: 130px; } .lines .w-disc { width: 74px; } .lines .w-tax { width: 92px; }
.lines .rm { background: none; border: 0; color: var(--muted); font-size: 20px; padding: 8px 6px; line-height: 1; }
.lines .rm:hover { color: var(--red); }
.line-tools { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; align-items: center; }
.line-tools select { width: auto; max-width: 280px; }
.totals { margin-left: auto; max-width: 320px; margin-top: 16px; }
.totals div { display: flex; justify-content: space-between; padding: 5px 0; font-variant-numeric: tabular-nums; }
.totals .grand { border-top: 2px solid var(--ink); font-weight: 700; font-size: 18px; padding-top: 8px; margin-top: 4px; }
@media (max-width: 720px) {
  .lines thead { display: none; }
  .lines, .lines tbody, .lines tr, .lines td { display: block; width: 100%; }
  .lines tr { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; padding: 10px 0; border-bottom: 1px solid var(--line); }
  .lines td { padding: 0; }
  .lines td.desc { grid-column: 1 / -1; }
  .lines td.amt { grid-column: 1 / 3; padding-top: 8px; text-align: left; }
  .lines .w-qty, .lines .w-price, .lines .w-disc, .lines .w-tax { width: 100%; }
}

/* ---------- document view ---------- */
.doc-meta { display: grid; grid-template-columns: repeat(4, auto); gap: 4px 24px; justify-content: start; margin-bottom: 16px; }
.doc-meta div span { display: block; font-size: 11.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 600; }
@media (max-width: 720px) { .doc-meta { grid-template-columns: 1fr 1fr; } }
.timeline { list-style: none; padding: 0; margin: 0; font-size: 13.5px; }
.timeline li { padding: 8px 0; border-bottom: 1px dashed var(--line); }
.timeline li:last-child { border-bottom: 0; }
.timeline time { display: block; color: var(--muted); font-size: 12px; }
.stack > * + * { margin-top: 10px; }
.copy { display: flex; gap: 6px; }
.copy input { font-size: 12.5px; }
details summary { cursor: pointer; font-weight: 600; }
details[open] summary { margin-bottom: 12px; }
.qr { background: #fff; padding: 8px; border-radius: 8px; border: 1px solid var(--line); width: 196px; }
code { background: var(--sand); padding: 2px 6px; border-radius: 6px; font-size: 13px; word-break: break-all; }

/* ---------- login / portal ---------- */
.center { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login { width: 100%; max-width: 380px; }
.login .logo { width: 84px; display: block; margin: 0 auto 14px; }
.portal { max-width: 860px; margin: 0 auto; padding: 28px 16px 60px; }
.portal-top { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.portal-top img { width: 52px; height: 52px; }
.portal-top b { font-family: var(--serif); font-size: 19px; display: block; }
.paybox { background: var(--ink); color: var(--on-ink); border-radius: var(--radius); padding: 20px; margin-bottom: 18px; display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.paybox .amt { font-family: var(--serif); font-size: 30px; }
.paybox .muted { color: var(--on-ink-muted); }
.respond { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; align-items: end; }
@media (max-width: 600px) { .respond { grid-template-columns: 1fr; } }
.bank dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; margin: 0; font-size: 14px; }
.bank dt { color: var(--muted); }
.bank dd { margin: 0; font-weight: 500; }
.stamp { display: inline-block; border: 2px solid currentColor; padding: 2px 10px; border-radius: 6px; font-weight: 700; letter-spacing: .08em; font-size: 13px; margin-left: 10px; vertical-align: middle; }
.stamp.good { color: var(--husk); } .stamp.bad { color: var(--maize-deep); }
@media print { .side, .actions, .no-print { display: none !important; } .shell { display: block; } }