:root {
  color-scheme: light;
  font-family: Pretendard, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f6f7f9;
  color: #17202a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.panel {
  width: min(480px, 100%);
  border: 1px solid #d7dce3;
  border-radius: 8px;
  background: #ffffff;
  padding: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: #4f6275;
  font-size: 13px;
  font-weight: 700;
}

h1 {
  margin: 0 0 12px;
  font-size: 28px;
  letter-spacing: 0;
}

p {
  line-height: 1.6;
}

button {
  min-height: 40px;
  border: 0;
  border-radius: 6px;
  background: #1769aa;
  color: white;
  padding: 0 16px;
  font-weight: 700;
  cursor: pointer;
}

output {
  display: block;
  margin-top: 16px;
  min-height: 24px;
  color: #2d3a45;
}