:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1c1f24;
  --muted: #646b75;
  --border: #dde1e6;
  --accent: #2f6fde;
  --accent-text: #ffffff;
  --danger: #c4372c;
  --ok: #1d8a4a;
  --notice: #fff6dc;
  --notice-border: #ecd28a;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15171a;
    --card: #1e2125;
    --text: #e6e8eb;
    --muted: #9aa1ab;
    --border: #33373d;
    --accent: #5b8ff0;
    --danger: #ef6a5f;
    --ok: #4cc27f;
    --notice: #2d2a1d;
    --notice-border: #5d5330;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
header nav { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
header nav a { text-decoration: none; }
header form { margin: 0; }
.brand { font-weight: 600; color: var(--text); text-decoration: none; }
.who { color: var(--muted); font-size: 14px; }
main { max-width: 960px; margin: 0 auto; padding: 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 16px;
}
.card.narrow { max-width: 480px; margin: 48px auto; }
h1 { font-size: 22px; margin: 0 0 12px; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 16px; margin: 0 0 4px; }

a { color: var(--accent); }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }
.key { word-break: break-all; font-size: 12px; }
.ok { color: var(--ok); font-weight: 600; }
.bad { color: var(--danger); font-weight: 600; }
.error { color: var(--danger); }
.badge { display: inline-block; padding: 2px 6px; font-size: 11px; font-weight: 600; border-radius: 4px; text-transform: uppercase; letter-spacing: 0.5px; }
.badge.paused { background: var(--notice); border: 1px solid var(--notice-border); color: var(--text); }
.name-view { display: inline-flex; align-items: center; gap: 6px; }
.name-edit { display: inline-flex; align-items: center; gap: 4px; margin: 0; }
.name-edit input { display: inline-block; margin: 0; padding: 4px 8px; font-size: 14px; width: auto; max-width: 160px; }
.notice {
  background: var(--notice);
  border: 1px solid var(--notice-border);
  border-radius: 8px;
  padding: 10px 14px;
}

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: 13px; color: var(--muted); font-weight: 500; }
td form { margin: 0; }
.scroll { overflow-x: auto; }
.nowrap { white-space: nowrap; }
td:last-child { text-align: right; }

label { display: block; margin-bottom: 12px; }
input[type=text], input:not([type]) {
  display: block;
  width: 100%;
  max-width: 400px;
  margin-top: 4px;
  padding: 8px 10px;
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
}
fieldset { border: 0; padding: 0; margin: 0 0 16px; }
legend { margin-bottom: 8px; }
label.radio { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 8px; }
label.radio input { margin-top: 5px; }

button, .button {
  display: inline-block;
  padding: 8px 16px;
  font: inherit;
  color: var(--accent-text);
  background: var(--accent);
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
}
button:disabled { opacity: 0.5; cursor: default; }
button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
button.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
button.small { padding: 4px 10px; font-size: 14px; }
button.icon { padding: 4px 8px; line-height: 1; }
.small-text { font-size: 13px; }
button.link { background: none; color: var(--accent); padding: 0; }
.buttons { display: flex; gap: 8px; flex-wrap: wrap; }

.setup { display: grid; grid-template-columns: auto 1fr; gap: 24px; margin: 16px 0; }
.setup > div { min-width: 0; }
.qr { background: #fff; padding: 8px; border-radius: 8px; display: inline-block; }
.qr svg { display: block; width: 260px; height: 260px; }
pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  overflow-x: auto;
  white-space: pre;
}
@media (max-width: 640px) {
  .setup { grid-template-columns: 1fr; }
  .wide { display: none; }
  .card { padding: 14px; }
  .qr svg { width: 100%; height: auto; max-width: 300px; }
}

.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; word-break: break-all; }

/* Pause and Remove buttons side by side. */
.actions form { display: inline; }
.actions form + form { margin-left: 4px; }

#keepalive_wrap { margin: 6px 0 0 26px; }
#keepalive_wrap label { margin-bottom: 0; }
#keepalive { max-width: 120px; }