:root {
  --bg: #f4f6f8; --card: #ffffff; --ink: #1c2530; --muted: #5d6b7a; --line: #d9e0e7;
  --accent: #1f6feb; --accent-ink: #ffffff; --ok: #1a7f37; --warn: #9a6700; --bad: #cf222e;
  --ok-bg: #dafbe1; --warn-bg: #fff8c5; --bad-bg: #ffebe9; --row: #f7f9fb;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12171d; --card: #1b222b; --ink: #e6ebf0; --muted: #93a1b0; --line: #2d3945;
    --accent: #4c8dff; --accent-ink: #0b1220; --ok: #56d364; --warn: #e3b341; --bad: #ff7b72;
    --ok-bg: #12331c; --warn-bg: #3a2f0b; --bad-bg: #3d1618; --row: #20293a;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.45 system-ui, "Segoe UI", Roboto, sans-serif; }
.hidden { display: none !important; }
h1 { margin: 0 0 4px; font-size: 22px; } h2 { margin: 0; font-size: 16px; }
code { background: var(--row); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
.muted { color: var(--muted); } .hint { color: var(--muted); font-size: 12.5px; margin: 8px 0 0; }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(380px, 100%); display: grid; gap: 12px; }
.login-card p { margin: 0; }

.bar { padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 2; }
.bar-inner { max-width: none; margin: 0; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.brand { font-size: 15px; }
.spacer { flex: 1; }
.tab { background: none; border: 0; padding: 8px 12px; border-radius: 6px; color: var(--muted); cursor: pointer; font: inherit; }
.tab:hover { background: var(--row); }
.tab.active { color: var(--ink); background: var(--row); font-weight: 600; box-shadow: inset 0 -2px 0 var(--accent); }
.pick { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding: 12px 16px; }
.pick-label { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; color: var(--ink); }
.pick-label select { min-width: 200px; font-weight: 400; }

.content { max-width: none; margin: 0; padding: 16px; display: grid; gap: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 12px 0; }
.grid .wide { grid-column: 1 / -1; }

label { display: grid; gap: 4px; font-size: 12.5px; color: var(--muted); }
input, select { font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; min-width: 0; }
input:focus, select:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
input[type=checkbox] { width: 16px; height: 16px; padding: 0; }
.check { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 13px; }

button { font: inherit; border-radius: 6px; padding: 7px 12px; border: 1px solid var(--line); background: var(--card); color: var(--ink); cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: .55; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.ghost { background: transparent; }
button.danger { color: var(--bad); }
button.small { padding: 4px 9px; font-size: 12.5px; }

.msg { margin: 0; min-height: 20px; }
.msg.ok { color: var(--ok); } .msg.error { color: var(--bad); } .msg.info { color: var(--muted); }
#status:not(:empty) { padding: 9px 12px; border-radius: 8px; background: var(--row); border: 1px solid var(--line); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td.wrap { white-space: normal; max-width: 320px; word-break: break-word; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
tbody tr:hover { background: var(--row); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.actions { text-align: right; } td.actions button { margin-left: 4px; }
.empty { color: var(--muted); padding: 14px 10px; text-align: center; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }
.badge.off { background: var(--row); color: var(--muted); }

.wh { margin-bottom: 14px; }
.wh h3 { margin: 0; font-size: 15px; }
.wh .row.end { justify-content: flex-end; }

@media (max-width: 640px) {
  .bar-inner { gap: 8px; } .content { padding: 10px; } .card { padding: 12px; }
  th, td { padding: 7px 6px; }
}

button.danger-solid { background: var(--bad); border-color: var(--bad); color: #fff; font-weight: 600; }
button.danger-solid:hover:not(:disabled) { filter: brightness(1.08); border-color: var(--bad); }
.dialog { border: 1px solid var(--line); border-radius: 12px; padding: 20px; width: min(460px, calc(100% - 24px)); background: var(--card); color: var(--ink); }
.dialog::backdrop { background: rgba(0, 0, 0, .45); }
.dialog h2 { margin-bottom: 8px; }
.dialog form { display: grid; gap: 12px; }
.dialog p { margin: 0; }
ul.plain { margin: 0; padding-left: 20px; }
.row.end { justify-content: flex-end; }

/* ledger statement */
.end-self { align-self: end; }
table.ledger td.dim { color: var(--muted); }
table.ledger tr.OPENING td, table.ledger tr.CLOSING td { font-weight: 700; background: var(--row); }
table.ledger tr.TOTAL td { font-weight: 700; border-top: 2px solid var(--ink); }
table.ledger td.part { white-space: normal; min-width: 220px; }
@media print {
  .bar, .pick, .no-print, #status { display: none !important; }
  .card { border: 0; padding: 0; }
  body { background: #fff; color: #000; }
  table.ledger td, table.ledger th { padding: 3px 6px; font-size: 11px; }
}

label.inline { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink); }