:root {
  color-scheme: dark;
  --bg: #0b1220;
  --panel: #111a2c;
  --panel-soft: #17233a;
  --border: rgba(255, 255, 255, 0.12);
  --text: #e5eefc;
  --muted: #9db0d0;
  --accent: #5aa3ff;
  --accent-strong: #2563eb;
  --danger: #b91c1c;
  --danger-soft: rgba(185, 28, 28, 0.16);
  --success-soft: rgba(22, 163, 74, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #09101d 0%, #0b1220 55%, #09101a 100%);
  color: var(--text);
  font-family: Inter, Arial, sans-serif;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

.app-shell {
  max-width: 1480px;
  margin: 0 auto;
  padding: 24px;
}

.topbar,
.status-strip,
.panel,
.table-wrap,
.modal-card {
  border: 1px solid var(--border);
  background: var(--panel);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px;
}

.eyebrow,
.status-label,
.section-eyebrow,
.field span,
.empty-state p,
.hint,
.badge {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
}

.topbar h1,
.page-header h2 {
  margin: 0;
}

.subtitle,
.page-header p,
.muted,
.table-wrap td,
.panel p,
.empty-state {
  color: var(--muted);
}

.toolbar {
  display: flex;
  align-items: end;
  gap: 12px;
  flex-wrap: wrap;
}

.status-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
  padding: 18px 20px;
}

.status-strip > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  margin: 16px 0 24px;
  padding: 6px;
  border: 1px solid var(--border);
  background: rgba(17, 26, 44, 0.72);
}

.tabs a {
  text-decoration: none;
  padding: 12px 16px;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  color: var(--muted);
}

.tabs a.is-active {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(90, 163, 255, 0.08);
}

.content {
  display: grid;
  gap: 20px;
}

.page-header {
  display: grid;
  gap: 8px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(90, 163, 255, 0.08), rgba(255, 255, 255, 0.02));
  padding: 18px;
}

.metric-card strong {
  display: block;
  margin-top: 10px;
  font-size: 30px;
}

.grid-2,
.grid-3,
.messages-layout {
  display: grid;
  gap: 20px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.messages-layout {
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.9fr);
}

.panel {
  padding: 20px;
}

.table-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.button,
.button-link {
  border: 1px solid var(--border);
  padding: 10px 14px;
  background: var(--panel-soft);
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
}

.button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.button.primary {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.button.secondary {
  background: transparent;
}

.button.danger {
  background: var(--danger-soft);
  border-color: rgba(248, 113, 113, 0.35);
}

.field {
  display: grid;
  gap: 8px;
}

.field.compact-field {
  min-width: 240px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: #0c1424;
  color: var(--text);
  padding: 11px 12px;
}

.field textarea {
  min-height: 160px;
  resize: vertical;
}

.stack {
  display: grid;
  gap: 12px;
}

.key-value {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.status.ok {
  background: var(--success-soft);
}

.status.warn {
  background: rgba(217, 119, 6, 0.16);
}

.status.error {
  background: var(--danger-soft);
}

.alert {
  padding: 14px 16px;
  border: 1px solid rgba(248, 113, 113, 0.28);
  background: rgba(127, 29, 29, 0.18);
  color: #fecaca;
}

.empty-state {
  border: 1px dashed var(--border);
  padding: 28px;
  background: rgba(255, 255, 255, 0.02);
}

.mono,
pre {
  font-family: "SFMono-Regular", Consolas, monospace;
}

pre {
  margin: 0;
  overflow: auto;
  padding: 16px;
  background: #09111f;
  border: 1px solid var(--border);
  color: #c9d8f3;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(2, 6, 23, 0.76);
}

.modal-card {
  width: min(1120px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  padding: 24px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  margin-bottom: 20px;
}

.modal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1100px) {
  .metrics,
  .grid-3,
  .messages-layout,
  .modal-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 800px) {
  .app-shell {
    padding: 14px;
  }

  .topbar,
  .status-strip,
  .table-actions {
    grid-template-columns: 1fr;
    display: grid;
  }

  .status-strip,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .key-value {
    grid-template-columns: 1fr;
  }
}