:root {
  color: #1f2933;
  background: #f6f8fb;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  margin: 0;
}

.shell {
  width: min(880px, calc(100vw - 32px));
  margin: 48px auto;
}

.header {
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: #4f46e5;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 32px;
}

.header p:last-child {
  max-width: 680px;
  color: #52606d;
}

.panel {
  display: grid;
  gap: 12px;
  padding: 20px;
  background: #fff;
  border: 1px solid #d9e2ec;
  border-radius: 8px;
  box-shadow: 0 10px 24px rgba(15, 23, 42, .06);
}

label {
  font-weight: 700;
}

textarea {
  width: 100%;
  box-sizing: border-box;
  resize: vertical;
  border: 1px solid #bcccdc;
  border-radius: 6px;
  padding: 12px;
  font: inherit;
}

button {
  width: fit-content;
  border: 0;
  border-radius: 6px;
  padding: 10px 16px;
  color: #fff;
  background: #2563eb;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.result {
  margin-top: 18px;
  white-space: pre-wrap;
}