:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface-2: #243044;
  --border: #2d3f56;
  --text: #e8edf4;
  --muted: #8b9cb3;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 10px;
  --font: "Segoe UI", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

.hidden {
  display: none !important;
}

/* Login */
.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(59, 130, 246, 0.12), transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(34, 197, 94, 0.08), transparent 50%),
    var(--bg);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.login-card h1 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.login-card p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.field {
  margin-bottom: 1rem;
}

.field label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field input,
.field select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.95rem;
}

.field input:focus,
.field select:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.1rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--accent);
  color: white;
  width: 100%;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--border);
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
}

.error-msg {
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: 0.75rem;
}

/* Layout */
.app {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
}

.brand {
  padding: 0.5rem 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.brand h1 {
  font-size: 1.1rem;
}

.brand span {
  font-size: 0.75rem;
  color: var(--muted);
}

.nav {
  list-style: none;
  flex: 1;
}

.nav button {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--muted);
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.nav button:hover {
  background: var(--surface-2);
  color: var(--text);
}

.nav button.active {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  font-weight: 600;
}

.sidebar-footer {
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.main {
  padding: 1.5rem 2rem;
  overflow-y: auto;
}

.page-header {
  margin-bottom: 1.5rem;
}

.page-header h2 {
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
}

.page-header p {
  color: var(--muted);
  font-size: 0.9rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
}

.stat-card .label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-card .value {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

.stat-card .value.ok {
  color: var(--success);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  overflow: hidden;
}

.card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.card-header h3 {
  font-size: 1rem;
}

.card-body {
  padding: 1.25rem;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

th,
td {
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

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

.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-enrolled {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
}

.badge-pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.badge-used {
  background: rgba(139, 156, 179, 0.15);
  color: var(--muted);
}

.badge-active {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
}

.profile-tag {
  font-family: Consolas, monospace;
  font-size: 0.8rem;
  background: var(--surface-2);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.mono {
  font-family: Consolas, monospace;
  font-size: 0.82rem;
  word-break: break-all;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.75rem;
  align-items: end;
}

@media (max-width: 768px) {
  .app {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  z-index: 100;
  animation: slideIn 0.25s ease;
}

.toast.success {
  border-color: var(--success);
}

.toast.error {
  border-color: var(--danger);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
}

.policy-list {
  list-style: none;
}

.policy-list li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.policy-list li:last-child {
  border-bottom: none;
}

.policy-uri {
  color: var(--muted);
  font-family: Consolas, monospace;
  font-size: 0.78rem;
  display: block;
  margin-top: 0.15rem;
}

.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--muted);
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.75rem;
}

.copy-btn:hover {
  color: var(--text);
  border-color: var(--accent);
}

.info-box {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  font-size: 0.88rem;
  margin-bottom: 1rem;
}

.info-box code {
  background: var(--surface-2);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.82rem;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: grid;
  place-items: center;
  padding: 1.5rem;
  z-index: 1000;
}

.modal-card {
  width: 100%;
  max-width: 480px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.modal-card h3 {
  margin-bottom: 0.75rem;
}

.modal-card p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.modal-token {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
  word-break: break-all;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}