/* Admin panel */
.admin-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  padding: 6px;
  background: var(--light, #f4f7fb);
  border-radius: 14px;
}
.admin-tab {
  flex: 1 1 140px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  background: transparent;
  color: var(--gray);
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 18px;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition, 0.2s ease);
}
.admin-tab:hover {
  color: var(--dark);
  background: rgba(255, 255, 255, 0.7);
}
.admin-tab.active {
  background: var(--white);
  color: var(--primary, #1a5fb4);
  box-shadow: var(--shadow, 0 4px 18px rgba(26, 40, 80, 0.08));
}
.admin-tab-panel {
  display: none;
}
.admin-tab-panel.active {
  display: block !important;
}
.admin-tab-panel[hidden] {
  display: none !important;
}
.admin-tab-panel.active:not([hidden]) {
  display: block !important;
}
.admin-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 28px;
  align-items: start;
}
.admin-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
.admin-card h2 { margin-bottom: 18px; font-size: 1.35rem; }
.admin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.admin-card-header h2 { margin: 0; }
.table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.admin-table th, .admin-table td { padding: 12px 10px; border-bottom: 1px solid #e8edf5; text-align: left; vertical-align: middle; }
.admin-table th { color: var(--gray); font-weight: 600; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.04em; }
.role-pill, .status-pill {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 700;
}
.role-admin { background: #e3f2fd; color: #1565c0; }
.role-student { background: #e8f5e9; color: #2e7d32; }
.role-trainer { background: #fff3e0; color: #ef6c00; }
.role-pro { background: #f3e5f5; color: #7b1fa2; }
.role-cmo { background: #e0f7fa; color: #006064; }
.role-coo { background: #fff8e1; color: #f57f17; }
.referral-code,
.student-id-code {
  display: inline-block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 8px;
  border-radius: 6px;
  background: #f0f4f8;
  color: #0f172a;
}
.student-id-code {
  background: #e8f5e9;
  color: #2e7d32;
}
.status-on { background: #e8f5e9; color: #2e7d32; }
.status-off { background: #ffebee; color: #c62828; }
.admin-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.admin-actions button {
  border: none;
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
}
.btn-edit { background: #e3f2fd; color: #1565c0; }
.btn-toggle { background: #fff8e1; color: #f57f17; }
.btn-del { background: #ffebee; color: #c62828; }
.auth-gate {
  text-align: center;
  padding: 28px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 820px;
  margin: 0 auto;
}
.auth-gate p { color: var(--gray); margin: 10px 0 18px; }
@media (max-width: 900px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-tab { flex: 1 1 100%; }
  .admin-card { padding: 18px; }
  .admin-table { font-size: 0.85rem; }
  .admin-table th, .admin-table td { padding: 10px 8px; }
  .admin-actions { flex-direction: column; align-items: stretch; }
  .admin-actions button, .admin-actions a {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}
@media (max-width: 600px) {
  .page-hero h1 { font-size: 1.6rem; }
  .admin-tabs { padding: 4px; }
}