:root {
  color-scheme: light;
  font-family: Inter, "Segoe UI", -apple-system, BlinkMacSystemFont,
    sans-serif;
  color: #17191c;
  background: #f4f5f6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.panel {
  width: min(100%, 540px);
  background: white;
  border: 1px solid #dfe3e8;
  border-radius: 12px;
  padding: clamp(24px, 6vw, 42px);
}
.eyebrow {
  color: #69717b;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 2px;
}
h1 {
  font-size: 29px;
  font-weight: 650;
  letter-spacing: -1px;
  line-height: 1.2;
}
p { line-height: 1.6; }
.intro, .small { color: #69717b; }
.small { font-size: 12px; }
.notice {
  padding: 14px;
  border: 1px solid #c9dff2;
  border-radius: 8px;
  background: #edf5fc;
  color: #195b93;
  font-size: 13px;
  line-height: 1.6;
}
#status { min-height: 52px; font-size: 14px; }
button {
  width: 100%;
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid #2171b5;
  border-radius: 8px;
  background: #2171b5;
  color: white;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
button:hover:not(:disabled) { background: #195b93; }
button:disabled { opacity: .55; cursor: not-allowed; }
:focus-visible {
  outline: 3px solid #2171b570;
  outline-offset: 3px;
}