:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --text: #1d2330;
  --muted: #677084;
  --border: #dde1e8;
  --primary: #88171a;
  --primary-text: #ffffff;
  --ok: #1f8a4c;
  --bad: #b3261e;
  --warn: #9a6400;
  --ok-bg: #e6f4ec;
  --bad-bg: #fbe9e7;
  --warn-bg: #fdf3dc;
  --code-bg: #f0f2f5;
  --radius: 8px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c;
    --surface: #1d2128;
    --text: #e4e7ec;
    --muted: #9aa3b2;
    --border: #2e343e;
    --primary: #c7383c;
    --ok: #4cc27f;
    --bad: #ef6b62;
    --warn: #e0a33a;
    --ok-bg: #16301f;
    --bad-bg: #3a1a18;
    --warn-bg: #36290f;
    --code-bg: #262b33;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono, pre { font-family: ui-monospace, "SFMono-Regular", Consolas, monospace; font-size: 13px; }
code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; word-break: break-all; }
h1 { font-size: 22px; margin: 0; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
h2 { font-size: 18px; margin: 0 0 12px; }

.topbar {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding: 12px 24px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 600; color: var(--text); display: flex; align-items: center; gap: 8px; }
.logo { width: 18px; height: 18px; border-radius: 4px; background: var(--primary); display: inline-block; }
nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
main { max-width: 1200px; margin: 24px auto; padding: 0 16px; }
footer { text-align: center; color: var(--muted); font-size: 12px; padding: 24px; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; margin-bottom: 20px;
}
.card.narrow { max-width: 720px; }
.card.login { max-width: 380px; margin: 60px auto; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.card-head h2 { margin: 0; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin: 12px 0; }
.card-head .actions { margin: 0; }

.grid { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 0; }
.grid dt { color: var(--muted); }
.grid dd { margin: 0; min-width: 0; }
@media (max-width: 640px) { .grid { grid-template-columns: 1fr; } .grid dd { margin-bottom: 8px; } }

.btn {
  display: inline-block; padding: 7px 14px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); font: inherit; cursor: pointer; line-height: 1.4;
}
.btn:hover { text-decoration: none; border-color: var(--muted); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.btn.warn { color: var(--warn); border-color: var(--warn); }
.btn.danger { color: var(--bad); border-color: var(--bad); }
.btn.small { padding: 2px 8px; font-size: 12px; }
.linklike { background: none; border: none; color: var(--primary); font: inherit; cursor: pointer; padding: 0; }
form.inline { display: inline; margin: 0; }

.badge { font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); display: inline-block; flex: none; }
.dot.on { background: var(--ok); box-shadow: 0 0 0 3px var(--ok-bg); }

.flash { padding: 10px 14px; border-radius: 6px; margin: 0 0 16px; border: 1px solid transparent; }
.card .flash { margin-top: 12px; }
.flash-ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); }
.flash-warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.flash-error { background: var(--bad-bg); color: var(--bad); border-color: var(--bad); }

.exports { margin-top: 16px; color: var(--muted); font-size: 14px; }
.table-wrap { overflow-x: auto; }
table.peers { width: 100%; border-collapse: collapse; }
.peers th, .peers td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.peers th { color: var(--muted); font-weight: 500; font-size: 13px; white-space: nowrap; }
.peers tr:last-child td { border-bottom: none; }
.peers .num { text-align: right; white-space: nowrap; }
.peers .sub { color: var(--muted); font-size: 12px; }
.row-actions { white-space: nowrap; }
.row-actions a { margin-left: 10px; }
#filter { max-width: 280px; }
.empty { color: var(--muted); }
.muted { color: var(--muted); font-weight: normal; }

.stack { display: flex; flex-direction: column; gap: 14px; }
label { display: flex; flex-direction: column; gap: 4px; font-weight: 500; }
label small { font-weight: normal; color: var(--muted); }
label.radio { flex-direction: row; align-items: center; gap: 8px; font-weight: normal; }
input:not([type=radio]) {
  font: inherit; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px;
  background: var(--bg); color: var(--text); width: 100%;
}
input.mono { font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
input:focus { outline: 2px solid var(--primary); outline-offset: -1px; }
fieldset { border: 1px solid var(--border); border-radius: 6px; padding: 12px 14px; display: flex; flex-direction: column; gap: 8px; }
legend { padding: 0 6px; font-weight: 500; }

details { margin-top: 12px; }
summary { cursor: pointer; font-weight: 500; }
pre { background: var(--code-bg); padding: 14px; border-radius: 6px; overflow-x: auto; white-space: pre; }