* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: #1f2937;
  background: #f6f7f9;
  font: 14px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page {
  width: min(720px, calc(100% - 32px));
  margin: 48px auto;
}

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

h1 {
  margin-bottom: 8px;
  font-size: 28px;
  line-height: 1.2;
}

h2 {
  margin-bottom: 16px;
  font-size: 18px;
}

.panel {
  margin-top: 24px;
  padding: 24px;
  border: 1px solid #d8dde6;
  border-radius: 8px;
  background: #ffffff;
}

.field {
  display: grid;
  gap: 6px;
  margin-bottom: 16px;
  font-weight: 600;
}

input,
select,
button {
  min-height: 40px;
  border-radius: 6px;
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid #bac3d0;
  padding: 8px 10px;
  background: #ffffff;
  color: #1f2937;
}

button {
  border: 0;
  padding: 8px 14px;
  background: #2563eb;
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: #1d4ed8;
}

#status {
  min-height: 20px;
  margin: 12px 0 0;
  color: #166534;
}

.hint {
  margin: -6px 0 16px;
  color: #4b5563;
  font-size: 13px;
}

ol {
  margin: 0 0 20px 20px;
  padding: 0;
}

li {
  margin-bottom: 8px;
}