:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --border: #e4e7ec;
  --text: #1d2433;
  --muted: #667085;
  --accent: #2f6df6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.topbar__brand {
  font-weight: 600;
}

.topbar__env {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.5rem;
}

.cockpit__title {
  margin: 0;
  font-size: 1.4rem;
}

.cockpit__subtitle {
  margin: 0.25rem 0 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
}

.card__label {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.card__value {
  margin: 0;
  font-size: 1rem;
}

@media (max-width: 640px) {
  .shell {
    padding: 1rem;
  }
}