:root {
  --admin-bg: #0f1419;
  --admin-surface: #1a222c;
  --admin-border: #2a3544;
  --admin-text: #e8edf3;
  --admin-muted: #8b98a8;
  --admin-accent: #5b9fd4;
  --admin-accent-hover: #7ab3de;
  --admin-success: #4caf82;
  --admin-danger: #e06c6c;
  --admin-sidebar-width: 240px;
}

.admin-body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: var(--admin-bg);
  color: var(--admin-text);
}

.admin-shell {
  display: grid;
  grid-template-columns: var(--admin-sidebar-width) 1fr;
  min-height: 100vh;
}

.admin-sidebar {
  background: var(--admin-surface);
  border-right: 1px solid var(--admin-border);
  padding: 1.5rem 1rem;
}

.admin-brand {
  margin-bottom: 2rem;
}

.admin-brand a {
  color: var(--admin-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.125rem;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.admin-nav-link {
  display: block;
  padding: 0.625rem 0.875rem;
  border-radius: 0.5rem;
  color: var(--admin-muted);
  text-decoration: none;
  font-size: 0.9375rem;
}

.admin-nav-link:hover,
.admin-nav-link.is-active {
  background: rgba(91, 159, 212, 0.12);
  color: var(--admin-text);
}

.admin-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--admin-border);
  background: rgba(26, 34, 44, 0.6);
}

.admin-topbar-email {
  color: var(--admin-muted);
  font-size: 0.875rem;
}

.admin-content {
  padding: 1.5rem;
}

.admin-flash {
  padding: 0 1.5rem;
  margin-top: 1rem;
}

.admin-flash-notice,
.admin-flash-alert {
  margin: 0;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
}

.admin-flash-notice {
  background: rgba(76, 175, 130, 0.15);
  color: var(--admin-success);
}

.admin-flash-alert {
  background: rgba(224, 108, 108, 0.15);
  color: var(--admin-danger);
}

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

.admin-page-header h1 {
  margin: 0 0 0.375rem;
  font-size: 1.5rem;
  font-weight: 600;
}

.admin-page-header p {
  margin: 0;
  color: var(--admin-muted);
  font-size: 0.9375rem;
}

.admin-grid {
  display: grid;
  gap: 1rem;
}

.admin-grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.admin-card {
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 0.75rem;
  padding: 1rem 1.125rem;
}

.admin-card-label {
  color: var(--admin-muted);
  font-size: 0.8125rem;
  margin-bottom: 0.375rem;
}

.admin-card-value {
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.2;
}

.admin-card-sub {
  margin-top: 0.375rem;
  color: var(--admin-muted);
  font-size: 0.8125rem;
}

.admin-section {
  margin-top: 1.5rem;
}

.admin-section h2 {
  margin: 0 0 0.75rem;
  font-size: 1.0625rem;
  font-weight: 600;
}

.admin-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--admin-border);
  border-radius: 0.75rem;
  background: var(--admin-surface);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

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

.admin-table th {
  color: var(--admin-muted);
  font-weight: 500;
  font-size: 0.8125rem;
}

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

.admin-table a {
  color: var(--admin-accent);
  text-decoration: none;
}

.admin-table a:hover {
  color: var(--admin-accent-hover);
}

.admin-badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.admin-badge-completed {
  background: rgba(76, 175, 130, 0.15);
  color: var(--admin-success);
}

.admin-badge-failed {
  background: rgba(224, 108, 108, 0.15);
  color: var(--admin-danger);
}

.admin-badge-web,
.admin-badge-api {
  background: rgba(91, 159, 212, 0.15);
  color: var(--admin-accent);
}

.admin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 0.5rem;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  cursor: pointer;
  text-decoration: none;
}

.admin-btn-primary {
  background: var(--admin-accent);
  color: #0f1419;
  font-weight: 600;
}

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

.admin-btn-ghost {
  background: transparent;
  border-color: var(--admin-border);
  color: var(--admin-text);
}

.admin-btn-ghost:hover {
  border-color: var(--admin-muted);
}

.admin-auth {
  display: grid;
  place-items: center;
  min-height: 100vh;
}

.admin-auth-card {
  width: min(100%, 24rem);
  padding: 2rem;
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 0.75rem;
}

.admin-auth-title {
  margin: 0 0 1.5rem;
  font-size: 1.25rem;
  text-align: center;
}

.admin-form {
  display: grid;
  gap: 1rem;
}

.admin-field {
  display: grid;
  gap: 0.375rem;
}

.admin-field label {
  font-size: 0.8125rem;
  color: var(--admin-muted);
}

.admin-field input[type="email"],
.admin-field input[type="password"] {
  width: 100%;
  padding: 0.625rem 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid var(--admin-border);
  background: var(--admin-bg);
  color: var(--admin-text);
}

.admin-field-inline {
  grid-auto-flow: column;
  justify-content: start;
  align-items: center;
  gap: 0.5rem;
}

.admin-detail-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.admin-detail-item dt {
  color: var(--admin-muted);
  font-size: 0.8125rem;
  margin-bottom: 0.25rem;
}

.admin-detail-item dd {
  margin: 0;
  font-size: 0.9375rem;
}

.admin-empty {
  color: var(--admin-muted);
  font-size: 0.9375rem;
}

.admin-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.375rem;
  font-size: 0.875rem;
}

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

  .admin-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--admin-border);
  }

  .admin-nav {
    flex-direction: row;
    flex-wrap: wrap;
  }
}