:root {
  color-scheme: light;
  --page: #f5f7f8;
  --surface: #ffffff;
  --border: #d9e0e4;
  --text: #172126;
  --muted: #5b6970;
  --accent: #0f766e;
  --accent-soft: #d9f3ef;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

.admin-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.landing-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0;
}

.landing-panel {
  width: 100%;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.landing-copy {
  max-width: 54ch;
  color: var(--muted);
}

.page-header {
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: 2rem;
}

h2 {
  margin-bottom: 12px;
  font-size: 1.15rem;
}

section {
  margin-top: 28px;
}

a {
  color: var(--accent);
  font-weight: 650;
}

.button-link,
button {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
}

.secondary-button {
  margin-left: 8px;
  background: var(--surface);
  color: var(--accent);
}

.tree-toggle {
  display: inline-grid;
  place-items: center;
  width: 28px;
  min-height: 28px;
  margin-right: 6px;
  padding: 0;
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 800;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.filter-bar label {
  display: grid;
  gap: 4px;
  min-width: 150px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.filter-bar .checkbox-filter {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding-top: 22px;
}

.filter-bar input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--accent);
}

.filter-bar select {
  min-height: 36px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

.danger-button {
  border-color: var(--danger);
  background: var(--danger);
}

.lifecycle-modal {
  width: min(520px, calc(100% - 32px));
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 24px 60px rgba(23, 33, 38, 0.2);
}

.lifecycle-modal::backdrop {
  background: rgba(23, 33, 38, 0.38);
}

.modal-close-form {
  display: flex;
  justify-content: flex-end;
  margin: 0;
  padding: 12px 12px 0;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 36px;
  min-height: 36px;
  padding: 0;
  border-color: var(--border);
  background: var(--surface);
  color: var(--muted);
}

.modal-body {
  padding: 0 24px 24px;
}

.modal-body h2 {
  margin-bottom: 8px;
}

.modal-body p:not(.eyebrow) {
  margin: 0 0 18px;
  color: var(--muted);
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.modal-actions form {
  margin: 0;
}

.modal-actions .secondary-button {
  margin-left: 0;
}

.edit-form {
  max-width: 720px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.form-warning {
  padding: 10px 12px;
  border: 1px solid #f0c7c3;
  border-radius: 6px;
  background: #fff4f2;
  color: var(--danger);
  font-weight: 650;
}

.form-help {
  color: var(--muted);
}

.danger-form {
  border-color: #f0c7c3;
}

.wide-form {
  max-width: 960px;
}

.form-fieldset {
  margin: 0 0 18px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.form-fieldset legend {
  padding: 0 6px;
  color: var(--muted);
  font-weight: 750;
}

.form-note {
  color: var(--muted);
}

.edit-form div {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
}

.edit-form label {
  color: var(--muted);
  font-weight: 700;
}

.edit-form input,
.edit-form select,
.edit-form textarea {
  width: 100%;
  min-height: 40px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
}

.edit-form input[type="checkbox"] {
  width: auto;
  min-height: auto;
  justify-self: start;
}

.errorlist {
  margin: 0;
  padding-left: 18px;
  color: var(--danger);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.metric-grid div {
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.metric-grid dt {
  color: var(--muted);
  font-size: 0.86rem;
}

.metric-grid dd {
  margin: 6px 0 0;
  font-size: 1.7rem;
  font-weight: 750;
}

.metric-grid dd span {
  position: relative;
}

.metric-grid [data-tooltip] {
  cursor: help;
}

.metric-grid [data-tooltip]::after {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 3;
  width: max-content;
  max-width: min(280px, 70vw);
  padding: 6px 8px;
  border-radius: 6px;
  background: var(--text);
  color: var(--surface);
  content: attr(data-tooltip);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.3;
  opacity: 0;
  pointer-events: none;
  transform: translateY(2px);
  transition: opacity 90ms ease, transform 90ms ease;
}

.metric-grid [data-tooltip]:hover::after,
.metric-grid [data-tooltip]:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

th,
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

thead th {
  background: #eef3f4;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

tbody tr:last-child th,
tbody tr:last-child td {
  border-bottom: 0;
}

.detail-row th,
.detail-row td {
  background: #fbfcfc;
  color: var(--muted);
  font-size: 0.9rem;
}

.detail-row td:first-child {
  padding-left: 28px;
}

.depth-1 {
  padding-left: 32px;
}

.depth-2 {
  padding-left: 52px;
}

.depth-3 {
  padding-left: 72px;
}

.inactive-row th,
.inactive-row td {
  background: #f8f1ef;
  color: var(--muted);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 750;
}

.status-badge.inactive {
  background: #f7dad6;
  color: var(--danger);
}

.context-badge {
  background: #eef3f4;
  color: var(--muted);
}

@media (max-width: 760px) {
  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  table {
    display: block;
    overflow-x: auto;
  }
}