:root {
  --brand: #0788ad;
  --brand-dark: #056f8d;
  --page: #f3f5f6;
  --panel: #fff;
  --text: #3f4852;
  --heading: #1f2d36;
  --muted: #74808b;
  --rule: #e1e6e9;
  --danger: #b42318;
  font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background: var(--page);
}

a {
  color: var(--brand);
  text-decoration: none;
}

button,
input {
  font: inherit;
}

button {
  min-height: 40px;
  padding: 0 16px;
  color: #fff;
  background: var(--brand);
  border: 1px solid var(--brand);
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: var(--brand-dark);
}

.admin-header {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 max(24px, calc((100% - 1180px) / 2));
  color: #fff;
  background: var(--brand);
}

.admin-brand {
  color: inherit;
  font-size: 22px;
  font-weight: 900;
}

.admin-header nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.admin-header nav a,
.link-button {
  color: #fff;
}

.admin-header form {
  margin: 0;
}

.link-button {
  min-height: 0;
  padding: 0;
  background: transparent;
  border: 0;
}

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

.page-title,
.section-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.page-title {
  margin-bottom: 24px;
}

.page-title h1,
.section-title h2 {
  margin: 0;
  color: var(--heading);
}

.page-title h1 {
  font-size: 28px;
}

.section-title h2 {
  font-size: 20px;
}

.page-title p,
.section-title p {
  margin: 7px 0 0;
  color: var(--muted);
}

.flash {
  margin-bottom: 16px;
  padding: 12px 14px;
  border: 1px solid;
  border-radius: 6px;
}

.flash-success {
  color: #166534;
  background: #f0fdf4;
  border-color: #bbf7d0;
}

.flash-error {
  color: #991b1b;
  background: #fef2f2;
  border-color: #fecaca;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.stats-grid article,
.admin-section {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 7px;
}

.stats-grid article {
  min-height: 110px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 18px;
}

.stats-grid span {
  color: var(--muted);
}

.stats-grid strong {
  margin-top: 8px;
  color: var(--heading);
  font-size: 30px;
}

.admin-section {
  margin-bottom: 18px;
  padding: 22px;
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 20px 0 0;
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}

.source-grid div {
  min-width: 0;
  padding: 12px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.source-grid dt {
  color: var(--muted);
  font-size: 13px;
}

.source-grid dd {
  margin: 6px 0 0;
  overflow-wrap: anywhere;
  color: var(--heading);
  font-weight: 700;
}

.source-message {
  margin: 16px 0 0;
  line-height: 1.7;
}

.status {
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  padding: 0 9px;
  color: #475569;
  background: #f1f5f9;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.status-ok,
.status-partial {
  color: #075985;
  background: #e0f2fe;
}

.status-blocked,
.status-error {
  color: #991b1b;
  background: #fee2e2;
}

.status-hidden {
  color: #6b7280;
  background: #f3f4f6;
}

.table-wrap {
  margin-top: 18px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

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

th {
  color: var(--muted);
  background: #f8fafb;
  font-size: 13px;
}

td strong {
  display: block;
  color: var(--heading);
}

.row-link {
  display: inline-block;
  margin-top: 4px;
  font-size: 13px;
}

.row-actions {
  display: flex;
  gap: 6px;
}

.row-actions form {
  margin: 0;
}

button.secondary,
button.danger {
  min-height: 34px;
  padding: 0 10px;
  background: #fff;
}

button.secondary {
  color: var(--brand);
}

button.danger {
  color: var(--danger);
  border-color: #f0b7b1;
}

.empty-cell {
  padding: 34px;
  color: var(--muted);
  text-align: center;
}

.admin-columns {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 18px;
}

.run-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.run-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.run-list p {
  margin: 5px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.stack-form {
  display: grid;
  gap: 14px;
}

.stack-form label {
  display: grid;
  gap: 7px;
  color: var(--heading);
  font-weight: 700;
}

.stack-form input {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  color: var(--heading);
  background: #fff;
  border: 1px solid #cfd7dd;
  border-radius: 6px;
  outline: 0;
}

.stack-form input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(7, 136, 173, 0.12);
}

.stack-form.compact {
  margin-top: 18px;
}

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-panel {
  width: min(420px, 100%);
  padding: 32px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 7px;
  box-shadow: 0 18px 50px rgba(24, 44, 55, 0.12);
}

.login-panel .admin-brand {
  color: var(--brand);
}

.login-panel h1 {
  margin: 28px 0 8px;
  color: var(--heading);
}

.login-panel > p {
  margin: 0 0 22px;
  color: var(--muted);
  line-height: 1.6;
}

.back-link {
  display: inline-block;
  margin-top: 20px;
}

@media (max-width: 800px) {
  .admin-header {
    align-items: flex-start;
    padding: 16px;
  }

  .admin-header nav {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
  }

  .page-title,
  .section-title {
    display: grid;
  }

  .stats-grid,
  .admin-columns,
  .source-grid {
    grid-template-columns: 1fr;
  }

  .page-title form,
  .page-title button {
    width: 100%;
  }
}