:root {
  --navy: #0f2a44;
  --muted: #64748b;
  --border: #e2e8f0;
  --bg: #f1f5f9;
  --green: #16a34a;
  --red: #ef4444;
  --blue: #2563eb;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, Arial, sans-serif;
  background: var(--bg);
  color: #1e293b;
}

/* ---- Login page ---- */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-card {
  background: #fff;
  border-radius: 12px;
  padding: 32px;
  width: 320px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.login-card h1 { font-size: 18px; color: var(--navy); margin: 0 0 2px; }
.login-card .sub { font-size: 12px; color: var(--muted); margin: 0 0 20px; }
.login-card label { display: block; font-size: 12px; font-weight: 600; color: var(--navy); margin-bottom: 14px; }
.login-card input {
  display: block; width: 100%; margin-top: 4px;
  padding: 9px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px;
}
.login-card button {
  width: 100%; padding: 10px; margin-top: 6px;
  background: var(--navy); color: #fff; border: none; border-radius: 6px;
  font-size: 14px; font-weight: 600; cursor: pointer;
}
.login-card button:hover { background: #163a5c; }

/* ---- Top nav ---- */
.admin-topbar { background: var(--navy); color: #fff; padding: 14px 0; }
.admin-topbar-inner {
  max-width: 1000px; margin: 0 auto; padding: 0 24px;
  display: flex; justify-content: space-between; align-items: center;
}
.admin-brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 16px; }
.admin-brand span { font-weight: 400; opacity: 0.75; }
.admin-topbar nav { display: flex; align-items: center; gap: 18px; }
.admin-topbar nav a { color: #cbd5e1; text-decoration: none; font-size: 13px; }
.admin-topbar nav a:hover { color: #fff; }
.admin-user { color: #94a3b8; font-size: 12px; }
.logout-link { color: #f87171 !important; }

/* ---- Layout ---- */
.wrap { max-width: 1000px; margin: 0 auto; padding: 28px 24px; }
.wrap h1 { font-size: 22px; color: var(--navy); margin: 0 0 4px; }
.sub { font-size: 13px; color: var(--muted); margin: 0 0 20px; max-width: 640px; }

.card {
  background: #fff; border-radius: 10px; padding: 20px 22px; margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.card h2 { font-size: 15px; color: var(--navy); margin: 0 0 4px; }

/* ---- Admin home cards ---- */
.admin-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.admin-card {
  display: block; background: #fff; border-radius: 10px; padding: 20px;
  text-decoration: none; color: inherit; box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.admin-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.1); transform: translateY(-1px); }
.admin-card-title { font-size: 14px; font-weight: 700; color: var(--navy); }
.admin-card-count { font-size: 28px; font-weight: 700; color: var(--blue); margin: 6px 0; }
.admin-card-desc { font-size: 12px; color: var(--muted); }

/* ---- Forms ---- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; margin-top: 12px; }
.form-grid label { font-size: 12px; font-weight: 600; color: var(--navy); display: block; }
.form-grid input[type="text"],
.form-grid input[type="number"],
.form-grid input[type="email"],
.form-grid input[type="password"],
.form-grid select {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: 6px; font-size: 13px; font-weight: 400;
  font-family: inherit; background: #fff;
}
.field-hint { display: block; font-size: 11px; font-weight: 400; color: var(--muted); margin-top: 4px; }
.field-hint-warn { color: #b45309; }
.form-grid input[type="color"] { margin-top: 4px; width: 60px; height: 34px; border: 1px solid var(--border); border-radius: 6px; }
.checkbox-label { display: flex !important; align-items: center; gap: 8px; font-weight: 600; }
.checkbox-label input { width: auto !important; }
.form-actions { grid-column: 1 / -1; margin-top: 4px; display: flex; gap: 10px; }

button, .btn-secondary {
  padding: 9px 18px; border-radius: 6px; font-size: 13px; font-weight: 600; cursor: pointer;
  border: none; text-decoration: none; display: inline-block;
}
button[type="submit"] { background: var(--navy); color: #fff; }
button[type="submit"]:hover { background: #163a5c; }
.btn-secondary { background: #f1f5f9; color: var(--navy); }

/* ---- Tables ---- */
.table-scroll { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 10px; }
.admin-table thead tr { background: var(--navy); color: #fff; }
.admin-table th { padding: 9px 10px; text-align: left; font-size: 10px; text-transform: uppercase; font-weight: 600; }
.admin-table td { padding: 8px 10px; border-bottom: 1px solid var(--border); }
.admin-table td.center { text-align: center; }
.admin-table code { font-size: 11px; background: #f1f5f9; padding: 2px 5px; border-radius: 4px; }
.override-grid th, .override-grid td { text-align: center; }
.override-grid td:first-child, .override-grid th:first-child { text-align: left; }
.rep-target-table td { text-align: center; }
.rep-target-table td:first-child { text-align: left; }
.toggle-label { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; color: var(--muted); font-weight: 600; }
.toggle-label input { width: auto; }

.rep-badge {
  display: inline-block; width: 22px; height: 22px; border-radius: 50%;
  color: #fff; font-size: 9px; font-weight: 700; text-align: center; line-height: 22px;
  margin-right: 6px; vertical-align: middle;
}

.badge { font-size: 11px; padding: 3px 9px; border-radius: 20px; font-weight: 600; }
.badge-green { background: #dcfce7; color: #15803d; }
.badge-grey { background: #f1f5f9; color: #64748b; }

.row-actions { white-space: nowrap; }
.row-actions a, .link-btn { color: var(--blue); font-size: 12px; margin-right: 10px; text-decoration: none; }
.link-btn { background: none; border: none; padding: 0; cursor: pointer; font-family: inherit; }
.link-btn-danger { color: var(--red); }

.empty-state { text-align: center; color: var(--muted); padding: 20px !important; }

/* ---- Alerts ---- */
.alert { padding: 10px 14px; border-radius: 6px; font-size: 13px; margin-bottom: 16px; }
.alert-ok { background: #dcfce7; color: #15803d; }
.alert-error { background: #fee2e2; color: #b91c1c; }

@media (max-width: 640px) {
  .form-grid, .admin-cards { grid-template-columns: 1fr; }
}