* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: #1f2937;
  background: #f6f8fb;
  font: 14px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.panel {
  max-width: 920px;
  margin: 0 auto;
  padding: 18px;
}

.wide {
  max-width: 1080px;
}

h1 {
  margin: 0 0 16px;
  font-size: 22px;
  font-weight: 650;
}

h2 {
  margin: 24px 0 10px;
  font-size: 16px;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.state,
.muted {
  color: #64748b;
}

button,
input,
select {
  min-height: 36px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  color: #1f2937;
  padding: 0 10px;
  font: inherit;
}

button {
  border-color: #2563eb;
  background: #2563eb;
  color: #fff;
  cursor: pointer;
}

table {
  width: 100%;
  margin-top: 12px;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 10px;
  border-bottom: 1px solid #e2e8f0;
  text-align: left;
}

th {
  color: #475569;
  font-weight: 600;
}

.create-form,
.grid-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-top: 16px;
}

pre,
code {
  display: block;
  overflow: auto;
  border-radius: 6px;
  background: #111827;
  color: #e5e7eb;
  padding: 12px;
}