/* One stylesheet. The application is dense, internal, and read on a desktop
   by people who use it all day, so it is laid out for scanning tables rather
   than for a first impression. */

:root {
  --ink: #14171a;
  --ink-soft: #5b6570;
  --line: #d8dde2;
  --ground: #f6f7f9;
  --panel: #ffffff;
  --accent: #12507e;
  --bad: #96201c;
  --warn: #8a5a00;
  --good: #1d6b3f;
  --gap: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 14px/1.5 "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}

/* ── masthead ─────────────────────────────────────────────────────────── */

.masthead {
  display: flex;
  align-items: center;
  gap: var(--gap);
  padding: 0 var(--gap);
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.brand { font-weight: 600; text-decoration: none; color: var(--ink); white-space: nowrap; }

.nav { display: flex; flex: 1; flex-wrap: wrap; gap: 2px; }

.nav a {
  padding: 14px 12px;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.nav a:hover { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }

.signout { display: flex; align-items: center; gap: 8px; }
.who { color: var(--ink-soft); }

/* ── page ─────────────────────────────────────────────────────────────── */

.page { padding: var(--gap); max-width: 1400px; }
h1 { font-size: 20px; margin: 0 0 4px; }
h2 { font-size: 15px; margin: 0 0 8px; }
.lede { color: var(--ink-soft); margin: 0 0 var(--gap); }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: var(--gap);
  margin-bottom: var(--gap);
}

.controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; margin-bottom: var(--gap); }
.controls label { display: flex; flex-direction: column; gap: 4px; color: var(--ink-soft); }

/* ── tables ───────────────────────────────────────────────────────────── */

/* Tables are the application. They scroll inside their panel rather than
   pushing the page sideways. */
.scroll { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 7px 10px; text-align: left; border-bottom: 1px solid var(--line); }
th { color: var(--ink-soft); font-weight: 600; white-space: nowrap; }
tbody tr:hover { background: var(--ground); }
td.empty { color: var(--ink-soft); text-align: center; padding: 24px; }

/* Money and rates are compared down the column, so they are right-aligned and
   tabular: proportional digits make 1,111 look narrower than 8,888. */
td.num, th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

/* ── status ───────────────────────────────────────────────────────────── */

.tag {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 10px;
  font-size: 12px;
  border: 1px solid var(--line);
  color: var(--ink-soft);
}

.tag.good { color: var(--good); border-color: currentColor; }
.tag.bad { color: var(--bad); border-color: currentColor; }
.tag.warn { color: var(--warn); border-color: currentColor; }

.error {
  display: none;
  color: var(--bad);
  border-left: 3px solid var(--bad);
  padding: 8px 10px;
  margin: 8px 0;
  background: #fdf3f2;
}

.notice { color: var(--ink-soft); margin: 8px 0; }

/* ── controls ─────────────────────────────────────────────────────────── */

input, select, button { font: inherit; }
input, select { padding: 6px 8px; border: 1px solid var(--line); border-radius: 3px; background: var(--panel); }

button {
  padding: 6px 14px;
  border: 1px solid var(--accent);
  border-radius: 3px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

button:hover { filter: brightness(1.1); }
button[disabled] { opacity: 0.5; cursor: not-allowed; filter: none; }
button.secondary { background: var(--panel); color: var(--accent); }
button.danger { background: var(--bad); border-color: var(--bad); }
button.link { background: none; border: none; color: var(--accent); padding: 0; text-decoration: underline; }

/* ── tabs ─────────────────────────────────────────────────────────────── */

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: var(--gap); }

.tabs button {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  color: var(--ink-soft);
  padding: 8px 12px;
}

.tabs button[aria-selected="true"] { color: var(--accent); border-bottom-color: var(--accent); }

/* ── sign in ──────────────────────────────────────────────────────────── */

.signin {
  max-width: 320px;
  margin: 12vh auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 28px;
}

.signin h1 { margin-bottom: 16px; }
.signin label { color: var(--ink-soft); margin-top: 8px; }
.signin button { margin-top: 16px; }
.signin .error { display: block; }