:root {
  color-scheme: light;
  --bg: #f8fafc;
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --line: #cbd5e1;
  --accent: #0f766e;
  --accent-soft: #ccfbf1;
  --danger: #b91c1c;
  --warn: #b45309;
  --soft: #e2e8f0;
  --ink-soft: #f1f5f9;
  font-family: Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

.hidden {
  display: none;
}

.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.login-card {
  width: min(440px, 100%);
  display: grid;
  gap: 10px;
  padding: 24px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.login-status {
  min-height: 20px;
  margin: 0;
  color: var(--danger);
}

.topbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 24px;
  padding: 24px 28px;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  font-size: 13px;
}

h1, h2, h3, p {
  margin-top: 0;
}

h1 {
  margin-bottom: 8px;
  font-size: 32px;
}

.subhead,
.muted-text {
  margin-bottom: 0;
  color: var(--muted);
}

.server-box,
.topbar-status,
.topbar-actions {
  display: grid;
  gap: 10px;
  align-content: start;
}

.topbar-actions {
  grid-template-columns: 1fr 1fr;
}

label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

input,
textarea,
select,
button {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
}

textarea {
  resize: vertical;
}

button {
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
}

button.secondary {
  background: #334155;
}

.app-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  padding: 18px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.wide {
  grid-column: 1 / -1;
}

.command-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.command-column {
  display: grid;
  gap: 12px;
}

.section-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.section-title h2 {
  margin: 0;
}

.section-title span {
  color: var(--muted);
  font-size: 13px;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px;
  gap: 10px;
  margin-bottom: 12px;
}

.messages {
  display: grid;
  gap: 10px;
  min-height: 280px;
  max-height: 360px;
  overflow: auto;
  padding: 12px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.messages.compact {
  min-height: 180px;
  max-height: 260px;
}

.message {
  max-width: 88%;
  padding: 12px;
  border-radius: 8px;
  background: #ffffff;
  border: 1px solid var(--line);
}

.message.owner {
  justify-self: end;
  background: #ecfeff;
}

.message.manager {
  justify-self: start;
}

.message p {
  margin: 6px 0 0;
  color: var(--muted);
  white-space: pre-wrap;
}

.chat-form {
  display: grid;
  gap: 10px;
}

.chat-actions {
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 10px;
}

.single-action {
  grid-template-columns: 1fr;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.metrics.tight {
  margin-bottom: 16px;
}

.metrics div,
.manager-tile,
.item,
.task-detail,
.inspector-card,
article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.metrics div {
  padding: 12px;
}

.metrics strong,
.manager-tile strong {
  display: block;
  font-size: 24px;
  color: var(--accent);
}

.metrics span,
.manager-tile p,
.item p,
article p,
.agent-card p,
.worker-detail p {
  color: var(--muted);
}

.manager-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.alert-strip,
.health-dials,
.completed-files-grid {
  display: grid;
  gap: 12px;
  margin-bottom: 12px;
}

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

.alert-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.alert-card.success {
  background: #ecfdf5;
}

.alert-card.warn {
  background: #fffbeb;
}

.alert-card.info {
  background: #eff6ff;
}

.health-dials {
  grid-template-columns: minmax(220px, 1.4fr) repeat(3, minmax(120px, 1fr));
  align-items: stretch;
}

.health-summary,
.dial-card,
.completed-card {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.dial-card {
  display: grid;
  justify-items: center;
  gap: 10px;
}

.dial {
  --value: 0;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background:
    radial-gradient(closest-side, #ffffff 68%, transparent 69% 100%),
    conic-gradient(var(--accent) calc(var(--value) * 1%), #e2e8f0 0);
  font-weight: 700;
}

.dial.cpu {
  background:
    radial-gradient(closest-side, #ffffff 68%, transparent 69% 100%),
    conic-gradient(#0f766e calc(var(--value) * 1%), #e2e8f0 0);
}

.dial.memory {
  background:
    radial-gradient(closest-side, #ffffff 68%, transparent 69% 100%),
    conic-gradient(#2563eb calc(var(--value) * 1%), #e2e8f0 0);
}

.dial.disk {
  background:
    radial-gradient(closest-side, #ffffff 68%, transparent 69% 100%),
    conic-gradient(#b45309 calc(var(--value) * 1%), #e2e8f0 0);
}

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

.manager-tile {
  padding: 14px;
}

.error-banner {
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid #fecaca;
  border-radius: 8px;
  background: #fef2f2;
  color: #991b1b;
}

.list,
.work-log {
  display: grid;
  gap: 8px;
}

.agent-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.agent-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #ffffff;
}

.agent-card header,
.task-detail header,
.item-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.meta,
.task-meta,
.event-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.meta span,
.task-meta span,
.event-list span,
.item span,
article span {
  display: inline-block;
  padding: 4px 7px;
  border-radius: 8px;
  background: var(--soft);
  font-size: 12px;
}

.item,
.task-detail,
article {
  padding: 14px;
}

.task-detail {
  cursor: pointer;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.task-detail.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(15, 118, 110, 0.08);
}

.completed-card {
  cursor: pointer;
}

.task-preview {
  margin-top: 8px;
}

.execution-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 16px;
}

.inspector {
  position: sticky;
  top: 18px;
  align-self: start;
}

.inspector-card {
  padding: 14px;
  min-height: 360px;
  background: var(--ink-soft);
}

.inspector-block + .inspector-block {
  margin-top: 14px;
}

.status-pill {
  display: inline-block;
  padding: 5px 8px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.status-pill.completed {
  background: #dcfce7;
  color: #166534;
}

.status-pill.assigned,
.status-pill.active {
  background: #e0f2fe;
  color: #075985;
}

.status-pill.queued {
  background: #fef3c7;
  color: #92400e;
}

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

.status-pill.idle,
.status-pill.online {
  background: #e0f2fe;
  color: #075985;
}

.status-pill.review,
.status-pill.waiting,
.status-pill.waiting_approval,
.status-pill.pending_owner {
  background: #ede9fe;
  color: #6d28d9;
}

pre {
  white-space: pre-wrap;
  overflow: auto;
  max-height: 260px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: #0f172a;
}

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

@media (max-width: 1100px) {
  .topbar,
  .app-grid,
  .command-stack,
  .execution-layout,
  .grid,
  .agent-grid,
  .manager-summary,
  .alert-strip,
  .health-dials,
  .completed-files-grid {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .chat-actions,
  .topbar-actions,
  .metrics {
    grid-template-columns: 1fr;
  }

  .inspector {
    position: static;
  }
}