:root {
  --ink: #171717;
  --paper: #f5f3ed;
  --card: #fff;
  --line: #cfcac0;
  --muted: #66625b;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: Arial, Helvetica, sans-serif; line-height: 1.45;
}
.site-header {
  max-width: 1000px; margin: 0 auto; padding: 28px 24px 12px;
  display: flex; justify-content: space-between; align-items: baseline;
}
.brand { color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: .08em; }
.header-note { color: var(--muted); font-size: 14px; }
main { max-width: 1000px; margin: 0 auto; padding: 24px; }
.start-box, .result-box {
  background: var(--card); border: 1px solid var(--line); border-radius: 4px;
  padding: 36px; margin: 12px 0 36px;
}
.start-box { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
h1 { font-size: 34px; line-height: 1.1; margin: 0 0 18px; }
h2 { font-size: 18px; margin: 0 0 12px; }
label { display: block; font-weight: 700; margin: 0 0 7px; }
textarea, select {
  width: 100%; font: inherit; background: #fff; color: var(--ink);
  border: 1px solid #999; border-radius: 3px; padding: 12px; margin: 0 0 20px;
}
textarea { resize: vertical; min-height: 150px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
button {
  appearance: none; border: 1px solid var(--ink); background: var(--ink); color: #fff;
  padding: 11px 18px; border-radius: 3px; font: inherit; font-weight: 700; cursor: pointer;
}
button.secondary { background: #fff; color: var(--ink); }
button:disabled { opacity: .55; cursor: default; }
.quiet, .server-details, .status { color: var(--muted); }
.server-details { min-height: 24px; margin: -10px 0 22px; font-size: 14px; }
.status.error { color: #9b1c1c; }
.result-heading { display: flex; justify-content: space-between; gap: 24px; align-items: start; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.result-grid { display: grid; grid-template-columns: 1.4fr .6fr; gap: 32px; margin-top: 28px; }
pre {
  white-space: pre-wrap; overflow-wrap: anywhere; background: #f2f2f2;
  border: 1px solid var(--line); padding: 18px; border-radius: 3px; font-size: 13px;
}
.qr-panel { text-align: center; }
.qr-panel img { width: min(100%, 420px); background: white; }
.private-note { border-top: 1px solid var(--line); padding-top: 18px; margin-top: 26px; }
footer { max-width: 1000px; margin: 0 auto; padding: 0 24px 30px; color: var(--muted); font-size: 13px; }
@media (max-width: 720px) {
  .start-box, .result-grid { grid-template-columns: 1fr; }
  .start-box { gap: 20px; padding: 24px; }
  .result-box { padding: 24px; }
  .result-heading { display: block; }
  .actions { margin-top: 18px; }
}
@media print {
  body { background: white; }
  .site-header, footer, #setup, .no-print { display: none !important; }
  main { max-width: none; padding: 0; }
  .result-box { border: 0; margin: 0; padding: 0; }
  .result-grid { grid-template-columns: 1.35fr .65fr; }
  pre { font-size: 10pt; }
}