:root {
  --navy: #0b2545;
  --navy-light: #13315c;
  --gold: #c9a227;
  --bg: #f4f6f9;
  --card: #ffffff;
  --border: #dfe4ea;
  --text: #1f2937;
  --muted: #6b7280;
  --good: #1a7f37;
  --good-bg: #e6f6ea;
  --arrears: #b42318;
  --arrears-bg: #fdeceb;
  --pending: #9a6700;
  --pending-bg: #fff6e0;
  --danger: #b42318;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--navy-light); }

.topbar {
  background: var(--navy);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
}
.topbar .brand { font-weight: 700; font-size: 1.1rem; color: white; text-decoration: none; }
.topbar .brand .sub { color: var(--gold); font-weight: 400; font-size: 0.8rem; display: block; }
.topbar .user-info { font-size: 0.85rem; display: flex; align-items: center; gap: 1rem; }
.topbar form { display: inline; }
.topbar button.link-btn {
  background: none; border: 1px solid rgba(255,255,255,0.4); color: white;
  padding: 0.3rem 0.7rem; border-radius: 4px; cursor: pointer; font-size: 0.8rem;
}

.nav {
  background: var(--navy-light);
  padding: 0 1.5rem;
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}
.nav a {
  color: #e5e9f0;
  text-decoration: none;
  padding: 0.6rem 0.9rem;
  font-size: 0.85rem;
  border-bottom: 3px solid transparent;
}
.nav a:hover, .nav a.active { border-bottom-color: var(--gold); color: white; }

.container { max-width: 1150px; margin: 0 auto; padding: 1.5rem; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.card h2, .card h3 { margin-top: 0; }

.grid { display: grid; gap: 1rem; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 800px) { .grid-4, .grid-2 { grid-template-columns: 1fr; } }

.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}
.stat .num { font-size: 2rem; font-weight: 700; color: var(--navy); }
.stat .label { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.03em; }
a.stat-link { display: block; text-decoration: none; transition: box-shadow 0.15s, border-color 0.15s; }
a.stat-link:hover { border-color: var(--navy-light); box-shadow: 0 2px 8px rgba(11, 37, 69, 0.12); }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.03em; }
tr:hover td { background: #fafbfc; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-good { background: var(--good-bg); color: var(--good); }
.badge-arrears { background: var(--arrears-bg); color: var(--arrears); }
.badge-pending { background: var(--pending-bg); color: var(--pending); }
.badge-neutral { background: #eef1f5; color: var(--muted); }
.badge-gold { background: #fbf1d6; color: #8a6d00; }

.btn {
  display: inline-block;
  background: var(--navy);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: var(--navy-light); }
.btn-sm { padding: 0.3rem 0.65rem; font-size: 0.78rem; }
.btn-outline { background: white; color: var(--navy); border: 1px solid var(--navy); }
.btn-danger { background: var(--danger); }
.btn-secondary { background: #6b7280; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

form.inline { display: inline; }

.field { margin-bottom: 1rem; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.3rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: 0.5rem; border: 1px solid var(--border); border-radius: 5px; font-size: 0.9rem;
}
.field .hint { font-size: 0.78rem; color: var(--muted); margin-top: 0.2rem; }
.field-row { display: flex; gap: 1rem; }
.field-row .field { flex: 1; }

.flash { padding: 0.75rem 1rem; border-radius: 6px; margin-bottom: 1rem; font-size: 0.9rem; }
.flash-success { background: var(--good-bg); color: var(--good); }
.flash-error { background: var(--arrears-bg); color: var(--arrears); }

.filters { display: flex; gap: 0.75rem; align-items: end; margin-bottom: 1rem; flex-wrap: wrap; }
.filters .field { margin-bottom: 0; min-width: 160px; }

.muted { color: var(--muted); }
.small { font-size: 0.8rem; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.text-right { text-align: right; }
.oauth-btn {
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  width: 100%; padding: 0.6rem; border-radius: 6px; border: 1px solid var(--border);
  background: #f3f4f6; color: var(--muted); font-size: 0.85rem; margin-bottom: 0.5rem; cursor: not-allowed;
}
.login-card { max-width: 440px; margin: 3rem auto; }
.login-users { display: flex; flex-direction: column; gap: 0.5rem; }
.role-scaffold-note {
  background: #fbf1d6; border: 1px solid #eddba0; color: #6b5400;
  padding: 0.75rem 1rem; border-radius: 6px; font-size: 0.85rem; margin-bottom: 1rem;
}
code { background: #eef1f5; padding: 0.1rem 0.35rem; border-radius: 4px; font-size: 0.85em; }