:root {
  color-scheme: light;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #171717;
  background: #fff;
  font-synthesis: none;
  -webkit-text-size-adjust: 100%;
  --lime: #d6ff40;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  padding: 28px 20px 32px;
  line-height: 1.5;
}

main {
  max-width: 420px;
  margin: 0 auto;
}

.logo {
  display: block;
  width: 72px;
  height: 72px;
  margin-bottom: 20px;
}

p { margin: 0; }

.label {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 4px;
  background: var(--lime);
  font-size: 12px;
  font-weight: 650;
}

h1 {
  margin: 10px 0 12px;
  font-size: clamp(2rem, 8vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
  font-weight: 750;
}

.description { font-size: 17px; }
.signup { margin-top: 24px; }

.setup-note {
  padding: 12px 14px;
  border-left: 4px solid var(--lime);
  background: #f6f6f2;
  font-size: 14px;
}

iframe {
  display: block;
  width: 100%;
  border: 0;
}

a { color: inherit; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

.fallback {
  display: inline-block;
  padding: 8px 0;
  font-size: 13px;
}

.small {
  margin-top: 12px;
  color: #555;
  font-size: 13px;
}

details {
  margin-top: 20px;
  border-top: 1px solid #e5e5e5;
  font-size: 13px;
}

summary {
  padding: 12px 0;
  cursor: pointer;
}

details p {
  margin-bottom: 10px;
  color: #555;
  overflow-wrap: anywhere;
}

:focus-visible {
  outline: 2px solid #171717;
  outline-offset: 4px;
  background-color: var(--lime);
}

@media (min-width: 600px) {
  body { padding-top: 64px; }
}