:root {
  color-scheme: light;
  --bg: #f3efe6;
  --ink: #1c1a16;
  --accent: #0f5c4c;
  --card: #fffdf8;
  --line: #d6cfc0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  background:
    radial-gradient(1200px 500px at 10% -10%, #e7f2ef 0%, transparent 55%),
    linear-gradient(160deg, #f7f3ea, #ebe4d6);
  color: var(--ink);
}

main {
  width: min(28rem, calc(100% - 2rem));
  margin: 12vh auto;
  padding: 1.5rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 0.75rem;
}

h1 {
  margin: 0 0 0.35rem;
  font-size: 2rem;
  letter-spacing: 0.02em;
  color: var(--accent);
}

.lede { margin: 0 0 1.25rem; line-height: 1.4; }

label {
  display: block;
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
}

input {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  font: inherit;
  background: #fff;
}

button {
  margin-top: 0.4rem;
  padding: 0.7rem 1rem;
  border: 0;
  border-radius: 0.4rem;
  background: var(--accent);
  color: #f7fffc;
  font: inherit;
  cursor: pointer;
}

.status { color: #8a1f1f; }
.device-id {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  word-break: break-all;
  padding: 0.75rem;
  background: #f4f1ea;
  border-radius: 0.4rem;
}
.hint { line-height: 1.45; color: #4a453c; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }