:root {
  color-scheme: light;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f6efdf;
  color: #251d18;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
main {
  width: min(100%, 430px);
  border: 2px solid #251d18;
  background: #fffaf0;
  padding: 30px;
}
h1 {
  margin: 12px 0 4px;
  font-size: clamp(2rem, 9vw, 3.4rem);
  line-height: .95;
  letter-spacing: -.045em;
  text-transform: uppercase;
}
.lead { font-weight: 700; }
.stamp {
  display: inline-block;
  transform: rotate(-4deg);
  border: 3px solid #b51f1f;
  color: #b51f1f;
  padding: 5px 9px;
  font-weight: 900;
  letter-spacing: .08em;
}
label {
  display: block;
  margin: 24px 0 7px;
  font-weight: 700;
}
input, button {
  width: 100%;
  min-height: 48px;
  border: 2px solid #251d18;
  font: inherit;
}
input {
  background: white;
  padding: 10px 12px;
}
button {
  margin-top: 16px;
  background: #f2be22;
  color: #251d18;
  font-weight: 800;
  cursor: pointer;
}
button:disabled { opacity: .55; cursor: wait; }
button:focus-visible, input:focus-visible {
  outline: 4px solid #1b66c9;
  outline-offset: 2px;
}
#status {
  min-height: 1.5em;
  margin: 14px 0 0;
  font-size: .94rem;
}