:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #1f2937;
  --muted: #667085;
  --line: #dde3ee;
  --blue: #2563eb;
  --green: #0f9f6e;
  --amber: #b7791f;
  --red: #c2410c;
  --violet: #6d28d9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

.shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(420px, 760px);
  gap: 20px;
  align-items: end;
  margin-bottom: 22px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

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

h1 {
  font-size: 34px;
  line-height: 1.15;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.metric,
.agent-card,
.side-panel section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metric {
  padding: 14px 16px;
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.metric strong {
  display: block;
  margin-top: 4px;
  font-size: 22px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 22px;
}

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

.section-title h2 {
  font-size: 18px;
}

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

.section-title.compact {
  margin-bottom: 10px;
}

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

.agent-card {
  min-height: 260px;
  padding: 16px;
  border-top: 4px solid var(--green);
}

.agent-card.status-busy {
  border-top-color: var(--blue);
}

.agent-card.status-idle {
  border-top-color: var(--amber);
}

.agent-card.status-error {
  border-top-color: var(--red);
}

.card-head {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.avatar {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: #eaf0ff;
  color: var(--blue);
  font-weight: 800;
}

.card-head h3 {
  font-size: 16px;
  line-height: 1.25;
}

.card-head p {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.status-pill {
  align-self: start;
  padding: 4px 8px;
  border-radius: 999px;
  background: #edf7f3;
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
}

.status-busy .status-pill {
  background: #ebf2ff;
  color: var(--blue);
}

.status-idle .status-pill {
  background: #fff7e6;
  color: var(--amber);
}

.agent-fields {
  display: grid;
  gap: 10px;
  margin: 0;
}

.agent-fields div {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding-bottom: 9px;
  border-bottom: 1px solid #eef2f7;
}

.agent-fields div:last-child {
  border-bottom: 0;
}

.agent-fields dt {
  color: var(--muted);
  font-size: 12px;
}

.agent-fields dd {
  margin: 0;
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 13px;
  line-height: 1.35;
}

.side-panel {
  display: grid;
  align-content: start;
  gap: 14px;
}

.side-panel section {
  padding: 16px;
}

.task-list,
.alert-list {
  display: grid;
  gap: 10px;
}

.task-item,
.alert-item {
  display: grid;
  gap: 4px;
  padding: 10px 0;
  border-bottom: 1px solid #eef2f7;
}

.task-item:last-child,
.alert-item:last-child {
  border-bottom: 0;
}

.task-item strong,
.alert-item strong {
  font-size: 13px;
}

.task-item span,
.alert-item span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.level-warning strong {
  color: var(--amber);
}

.level-info strong {
  color: var(--violet);
}

@media (max-width: 1180px) {
  .layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 900px) {
  .topbar {
    grid-template-columns: 1fr;
  }

  .metrics,
  .agent-grid,
  .side-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .shell {
    padding: 16px;
  }

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

  .card-head {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .status-pill {
    grid-column: 1 / -1;
    width: fit-content;
  }
}