/**
 * styles.admin.css — Admin page styles
 *
 * Loaded only by: admin.html
 * Shared design tokens come from styles.css (loaded first).
 */

/* ── Admin Page ──────────────────────────────────────────────────────────── */
.admin-page {
  margin: 0;
  background: var(--bg);
  min-height: 100vh;
}

.admin-tabs {
  display: flex;
  gap: 2px;
}

.admin-tab {
  padding: 0.45rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease;
}

.admin-tab:hover {
  background: var(--panel-soft);
  color: var(--ink);
}

.admin-tab.active {
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent);
}

/* ── User Table ──────────────────────────────────────────────────────────── */
.user-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.user-table thead tr {
  border-bottom: 1px solid var(--line-strong);
}

.user-table th {
  text-align: left;
  padding: 0.5rem 0.75rem;
  color: var(--muted);
  font-weight: 500;
}

.user-table td {
  padding: 0.55rem 0.75rem;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

/* ── Access Code Display ─────────────────────────────────────────────────── */
.access-code-display {
  background: var(--panel-soft);
  border: 2px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.access-code-value {
  font-family: "Geist Mono", monospace;
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.08em;
  word-break: break-all;
}

/* ── Modal ───────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal-overlay[hidden] {
  display: none !important;
}

.modal {
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35);
  padding: 1.75rem;
  width: 100%;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* ── Admin table ─────────────────────────────────────────────────────────── */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.admin-table thead tr {
  border-bottom: 1px solid var(--line-strong);
}

.admin-table th {
  text-align: left;
  padding: 0.5rem 0.75rem;
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
}

.admin-table td {
  padding: 0.55rem 0.75rem;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.admin-table tr:hover td {
  background: var(--panel-soft);
}

/* ── Audit log ───────────────────────────────────────────────────────────── */
.audit-event-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.78em;
  font-weight: 600;
  background: #e2e8f0;
  color: #4a5568;
  white-space: nowrap;
}

.audit-login-success         { background: #c6f6d5; color: #276749; }
.audit-login-failure         { background: #fed7d7; color: #822727; }
.audit-teacher-created       { background: #bee3f8; color: #2a69ac; }
.audit-teacher-deactivated   { background: #feebc8; color: #7b341e; }
.audit-code-rotated          { background: #e9d8fd; color: #553c9a; }
.audit-bootstrap-created     { background: #fefcbf; color: #7b6000; }