@layer admin {
  [hidden], dialog:not([open]) { display: none !important; }
  /* Shell, surfaces and controls are owned by the public app's shared styles. */
  .admin-shell[data-authenticated="false"] { grid-template-columns: minmax(0, 1fr); }
  .admin-content { display: flex; flex-direction: column; min-width: 0; min-height: 0; overflow: auto; scrollbar-gutter: stable; padding: var(--mf-page-pad-top) var(--mf-page-pad-x) var(--mf-page-pad-bottom); }
  .admin-header, .admin-toolbar, .admin-actions { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--mf-space-3); }
  .admin-header { flex-shrink: 0; min-height: var(--mf-topbar-h); border-bottom: 1px solid var(--mf-color-border); margin-bottom: var(--mf-space-6); padding-bottom: var(--mf-space-3); }
  .admin-brand-caption { display: block; }
  .admin-sidebar-note { padding-inline: var(--mf-space-4); }
  .admin-main { width: 100%; max-width: 1240px; margin-inline: auto; flex: 1; }
  .admin-muted { color: var(--mf-color-muted); font-size: var(--mf-text-sm); line-height: 1.6; }
  .admin-stack { display: grid; gap: var(--mf-space-5); align-content: start; min-width: 0; }
  .admin-actions { justify-content: flex-start; }
  .admin-login { max-width: 440px; margin: var(--mf-space-8) auto; }
  .admin-login-intro { display: grid; gap: var(--mf-space-3); justify-items: start; }
  .admin-login-intro img { margin-bottom: var(--mf-space-3); }
  .admin-plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: var(--mf-space-4); align-items: start; }
  .admin-fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); gap: var(--mf-space-6); }
  .admin-capabilities { border: 0; border-top: 1px solid var(--mf-color-border); margin: 0; padding: var(--mf-space-4) 0 0; display: grid; gap: var(--mf-space-4); min-width: 0; }
  .admin-capabilities legend { font-weight: 650; padding-inline-end: var(--mf-space-3); }
  .admin-capacity { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: var(--mf-space-3); }
  .admin-capacity .mf-checkbox-field { align-self: center; margin-top: var(--mf-space-5); }
  .admin-price { font-size: var(--mf-text-page-title); font-variant-numeric: tabular-nums; letter-spacing: -0.04em; font-weight: 700; }
  .admin-price small { font-size: var(--mf-text-sm); font-weight: 400; color: var(--mf-color-muted); letter-spacing: normal; }
  .admin-plan-name { color: var(--mf-color-accent); }
  .admin-plan-caption { min-height: 1.6em; }
  .admin-definition-list { margin: 0; }
  .admin-definition-list dd { margin: 0; font-weight: 600; text-align: end; font-variant-numeric: tabular-nums; }
  .admin-definition-list dt { color: var(--mf-color-muted); }
  .admin-search { display: flex; gap: var(--mf-space-3); align-items: end; flex-wrap: wrap; }
  .admin-search > label { flex: 1 1 240px; }
  .admin-dialog { max-width: min(640px, calc(100% - 32px)); max-height: calc(100dvh - 32px); overflow: auto; overscroll-behavior: contain; color: var(--mf-color-text); }
  .admin-dialog::backdrop { background: rgb(0 0 0 / 50%); }
  .admin-change { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--mf-space-3); padding-block: var(--mf-space-2); }
  .admin-change + .admin-change { border-top: 1px solid var(--mf-color-border); }
  .admin-shell p, .admin-shell h1, .admin-shell h2, .admin-dialog p, .admin-shell code { overflow-wrap: anywhere; }
  .admin-shell h1, .admin-shell h2 { text-wrap: balance; scroll-margin-top: var(--mf-space-5); }
  #notice, #confirm-error { color: var(--mf-color-danger); padding-block: var(--mf-space-3); overflow-wrap: anywhere; }
  #notice[data-tone="success"] { color: var(--mf-color-success); }
  #session { font-variant-numeric: tabular-nums; }
  #users .mf-panel, #audit .mf-panel { overflow-wrap: anywhere; }
  #users-page, #audit-page, #campaigns-page { font-variant-numeric: tabular-nums; }
  .admin-shell h1 { font-size: var(--mf-text-page-title); letter-spacing: -0.04em; }
  .admin-shell h2, .admin-dialog h2 { font-size: var(--mf-text-title); }
  .admin-shell textarea, .admin-dialog textarea { padding-block: var(--mf-space-3); resize: vertical; }
  .admin-shell summary { cursor: pointer; color: var(--mf-color-text); min-height: var(--mf-control-h-md); padding-block: var(--mf-space-2); }
  .admin-shell summary:focus-visible { outline: 2px solid var(--mf-color-accent); outline-offset: 2px; border-radius: var(--mf-radius-compact); }
  .admin-shell details[open] > summary { margin-bottom: var(--mf-space-3); }
  .admin-disclosure-title { font-size: var(--mf-text-title); font-weight: 650; }
  .admin-shell footer { flex-shrink: 0; margin-top: var(--mf-space-8); border-top: 1px solid var(--mf-color-border); padding-top: var(--mf-space-4); }
  .admin-record { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--mf-space-4); align-items: start; }
  .admin-record .admin-actions { justify-content: flex-end; }
  .admin-identity { display: grid; gap: var(--mf-space-1); }
  .admin-state { color: var(--mf-color-muted); font-weight: 600; font-size: var(--mf-text-sm); }
  .admin-state[data-tone="success"] { color: var(--mf-color-success); }
  .admin-state[data-tone="warning"] { color: var(--mf-color-warning); }
  .admin-empty { min-height: var(--mf-kpi-h); align-content: center; text-align: center; color: var(--mf-color-muted); }
  #campaign-form { margin-top: var(--mf-space-4); }
  [data-authenticated="true"] .admin-login-brand { display: none; }
  @media (max-width: 1100px) { .admin-sidebar-note { display: none; } }
  @media (max-width: 800px) { .admin-record { grid-template-columns: minmax(0, 1fr); } .admin-record .admin-actions { justify-content: flex-start; } }
  @media (max-width: 600px) {
    .admin-header { gap: var(--mf-space-2); }
    .admin-capacity { grid-template-columns: minmax(0, 1fr); }
    .admin-capacity .mf-checkbox-field { margin-top: 0; }
    .admin-change { grid-template-columns: minmax(0, 1fr); gap: var(--mf-space-1); }
    .admin-definition-list dd { text-align: start; }
  }
}