:root {
  --accent: #0B5B3F;
  --accent-soft: #EDF3F0;
  --ink: #16202A;
  --muted: #5A6572;
  --line: #D9E0E6;
  --bg: #F6F8F9;
  --danger: #B4232A;
  --danger-soft: #FBE9E9;
  --warn: #8A6100;
  --warn-soft: #FFF6E0;
  --ok: #14663F;
  --ok-soft: #E4F3EB;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}

a { color: var(--accent); }

/* ---------------------------------------------------------------- topbar */
.topbar {
  display: flex; align-items: center; gap: 20px;
  background: #fff; border-bottom: 1px solid var(--line);
  padding: 0 20px; height: 56px; position: sticky; top: 0; z-index: 20;
}
.brand { font-weight: 700; text-decoration: none; color: var(--ink); display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.brand-mark { background: var(--accent); color: #fff; padding: 3px 7px; border-radius: 5px; font-size: 12px; letter-spacing: .5px; }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a {
  text-decoration: none; color: var(--muted); padding: 7px 12px; border-radius: 6px; font-weight: 500;
}
.topbar nav a:hover { background: var(--accent-soft); color: var(--accent); }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-right .user { color: var(--muted); font-size: 13px; }
.logout { font-size: 13px; text-decoration: none; }
.inline { display: inline; margin: 0; }

/* ------------------------------------------------------------------ page */
.wrap { max-width: 1180px; margin: 0 auto; padding: 24px 20px 60px; }
.wide { max-width: 1500px; margin: 0 auto; padding: 24px 20px 60px; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 28px 0 10px; }
.sub { color: var(--muted); margin: 0 0 20px; }

.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 18px; }
.card h2 { margin-top: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
/* For counter rows whose count changes: a fixed 4-column grid orphaned the 5th
   onto a row of its own. This fits as many as the width allows, evenly. */
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; }
@media (max-width: 860px) { .grid2, .grid3, .grid4 { grid-template-columns: 1fr; } }

/* ----------------------------------------------------------------- forms */
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; font-weight: 600; }
input[type=text], input[type=password], input[type=number], input[type=date], input[type=file], select, textarea {
  width: 100%; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px;
  font: inherit; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.field { margin-bottom: 12px; }
textarea { min-height: 60px; resize: vertical; }

button, .btn {
  display: inline-block; border: 1px solid var(--accent); background: var(--accent); color: #fff;
  padding: 7px 14px; border-radius: 6px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
}
button:hover, .btn:hover { filter: brightness(1.08); }
.btn-ghost { background: #fff; color: var(--accent); }
.btn-quiet { background: #fff; color: var(--muted); border-color: var(--line); }
.btn-danger { background: var(--danger); border-color: var(--danger); }
.btn-sm { padding: 4px 9px; font-size: 12px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ---------------------------------------------------------------- tables */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; background: var(--accent-soft); color: var(--accent); font-size: 11px;
     text-transform: uppercase; letter-spacing: .3px; padding: 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
tbody tr:hover { background: #FAFCFB; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }

/* ---------------------------------------------------------------- status */
.pill { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 700; letter-spacing: .2px; }
.pill-draft { background: #EEF1F4; color: var(--muted); }
.pill-validated { background: var(--accent-soft); color: var(--accent); }
.pill-posted { background: var(--ok-soft); color: var(--ok); }
.pill-invalid, .pill-failed { background: var(--danger-soft); color: var(--danger); }
/* "unknown" is not a failure: FBR may hold the invoice. Must not read as red-and-retry. */
.pill-unknown { background: #FDF1D6; color: #8A5A00; border: 1px solid #E7C77A; }

.flashes { margin-bottom: 16px; display: grid; gap: 8px; }
.flash { padding: 10px 14px; border-radius: 6px; border: 1px solid; font-size: 13px; }
.flash-ok { background: var(--ok-soft); border-color: #BCDECB; color: var(--ok); }
.flash-error { background: var(--danger-soft); border-color: #EFC4C4; color: var(--danger); }
.flash-info { background: #EAF2FA; border-color: #C6DBF0; color: #1D4E80; }

.env-banner { padding: 8px 14px; border-radius: 6px; font-size: 13px; margin-bottom: 18px; border: 1px solid; }
.env-sandbox { background: var(--warn-soft); border-color: #EBD9A6; color: var(--warn); }
.env-production { background: var(--danger-soft); border-color: #EFC4C4; color: var(--danger); }

.problems { background: var(--danger-soft); border: 1px solid #EFC4C4; border-radius: 6px; padding: 8px 12px; margin: 8px 0; }
.problems ul { margin: 4px 0 0; padding-left: 18px; }
.problems li { color: var(--danger); font-size: 12.5px; }

.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat .n { font-size: 26px; font-weight: 700; line-height: 1.1; }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }

/* ----------------------------------------------------------------- login */
.login-wrap { max-width: 380px; margin: 90px auto; }
.login-wrap .card { padding: 26px; }
.login-title { text-align: center; margin-bottom: 20px; }
.login-title .brand-mark { font-size: 15px; padding: 5px 10px; }

.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 20px; }

details.raw summary { cursor: pointer; color: var(--muted); font-size: 12px; font-weight: 600; }
pre { background: #0F1B17; color: #D6E6DE; padding: 12px; border-radius: 6px; overflow: auto; font-size: 12px; }

.help { font-size: 12px; color: var(--muted); margin-top: 4px; }
.tight td, .tight th { padding: 5px 6px; }
.tight input, .tight select { padding: 4px 6px; font-size: 12.5px; }
.w-sm { width: 90px; } .w-md { width: 130px; } .w-lg { width: 190px; }
.row-flag { border-left: 3px solid var(--danger); }
.row-ok { border-left: 3px solid var(--ok); }

.checkgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 6px;
             max-height: 260px; overflow: auto; border: 1px solid var(--line); border-radius: 6px; padding: 10px; }
.checkitem { display: flex; align-items: center; gap: 7px; font-weight: 400; font-size: 13px;
             color: var(--ink); text-transform: none; letter-spacing: 0; margin: 0; }
.checkitem input { width: auto; }
.ipbox { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 16px; font-weight: 700;
         background: var(--accent-soft); color: var(--accent); border: 1px solid var(--line);
         border-radius: 6px; padding: 10px 14px; margin: 6px 0; display: inline-block; }
code { background: var(--accent-soft); padding: 1px 5px; border-radius: 4px; font-size: 12px; }