.admin-body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
}

.admin-loading {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  background: var(--bg);
  color: var(--muted);
}

.admin-loading[hidden],
.admin-app[hidden] {
  display: none !important;
}

.admin-loading--error {
  color: #b91c1c;
  padding: 1.5rem;
  text-align: center;
}

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

@media (max-width: 900px) {
  .admin-app {
    grid-template-columns: 1fr;
  }
}

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

.admin-sidebar-brand a {
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.admin-sidebar-badge {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--muted-soft);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.admin-nav-item {
  border: none;
  background: transparent;
  text-align: left;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  font: inherit;
  color: var(--muted);
  cursor: pointer;
}

.admin-nav-item:hover,
.admin-nav-item.is-active {
  background: var(--primary-soft);
  color: var(--primary);
}

.admin-sidebar-footer {
  border-top: 1px solid var(--line);
  padding-top: 0.75rem;
}

.admin-user-label {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.admin-main {
  padding: 1.25rem 1.5rem 2rem;
}

.admin-topbar h1 {
  margin: 0 0 1rem;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.admin-lead {
  color: var(--muted);
  margin: 0 0 1.25rem;
}

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

.admin-placeholder-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow-sm);
}

.admin-placeholder-card--muted {
  opacity: 0.75;
}

.admin-placeholder-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.admin-placeholder-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.admin-toolbar {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.admin-toolbar--split {
  justify-content: space-between;
  align-items: center;
}

.admin-toolbar-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.admin-table-wrap {
  overflow-x: auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

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

.admin-table th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted-soft);
}

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

.admin-link-btn {
  border: none;
  background: none;
  padding: 0;
  font: inherit;
  color: var(--primary);
  cursor: pointer;
  text-align: left;
}

.admin-badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
  text-transform: capitalize;
}

.admin-badge--ok {
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
}

.admin-empty {
  padding: 1.25rem;
  color: var(--muted);
  margin: 0;
}

.admin-form {
  display: grid;
  gap: 0.5rem;
  max-width: 820px;
}

.admin-form label {
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

.admin-form input,
.admin-form textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: inherit;
  background: var(--surface);
  color: var(--text);
}

.admin-quill {
  background: var(--surface);
  border-radius: var(--radius-sm);
}

.admin-quill .ql-toolbar {
  border-top-left-radius: var(--radius-sm);
  border-top-right-radius: var(--radius-sm);
}

.admin-quill .ql-container {
  min-height: 280px;
  border-bottom-left-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
}

.admin-seo-details {
  margin-top: 0.75rem;
  padding: 0.75rem;
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
}

.admin-seo-details summary {
  cursor: pointer;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.admin-status {
  margin: 0.75rem 0 0;
  font-size: 0.875rem;
  color: var(--muted);
}

.admin-status--error {
  color: #b91c1c;
}

.admin-btn-danger {
  color: #b91c1c;
}

.btn-small {
  padding: 0.35rem 0.65rem;
  font-size: 0.875rem;
}

/* System admin sign-in (/admin/login) */
.admin-login-body .auth-wrap {
  background:
    radial-gradient(ellipse 80% 60% at 70% -10%, rgba(37, 99, 235, 0.12), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 40%, rgba(129, 140, 248, 0.08), transparent 50%),
    var(--bg);
}

.admin-login-body .auth-card input {
  background: var(--bg);
  color: var(--text);
}

@media (prefers-color-scheme: dark) {
  .admin-login-body .auth-wrap {
    background:
      radial-gradient(ellipse 80% 60% at 70% -10%, rgba(96, 165, 250, 0.14), transparent 55%),
      radial-gradient(ellipse 50% 40% at 10% 40%, rgba(129, 140, 248, 0.1), transparent 50%),
      var(--bg);
  }

  .admin-status--error,
  .admin-btn-danger,
  .admin-loading--error {
    color: #fca5a5;
  }
}