:root {
  --bg: #0e1116;
  --panel: #161b22;
  --panel2: #1c2230;
  --border: #2a3140;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #3b82f6;
  --green: #2ea043;
  --red: #da3633;
  --yellow: #d29922;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--red); margin-top: 8px; min-height: 18px; }
button {
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--accent);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 14px;
}
button.ghost { background: transparent; color: var(--text); }
button.danger { background: var(--red); }
button.secondary { background: var(--panel2); color: var(--text); }
button:hover { filter: brightness(1.1); }
input, select, textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 14px;
  width: 100%;
}
textarea { font-family: ui-monospace, monospace; min-height: 70px; }

/* login */
.login { min-height: 100vh; display: grid; place-items: center; }
.login .card { width: 320px; display: flex; flex-direction: column; gap: 10px; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 22px;
  border-radius: 10px;
}

/* app shell */
header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 18px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 700; }
nav#tabs { display: flex; gap: 6px; flex: 1; flex-wrap: wrap; }
nav#tabs button { background: transparent; color: var(--muted); border-color: transparent; }
nav#tabs button.active { color: var(--text); background: var(--panel2); border-color: var(--border); }
main { padding: 22px; max-width: 1000px; margin: 0 auto; }

h2 { margin-top: 0; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.grid { display: grid; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.field label { font-size: 12px; color: var(--muted); }

.item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 14px;
}
.item h3 { margin: 0 0 6px; display: flex; align-items: center; gap: 8px; }
.badge {
  font-size: 11px; padding: 2px 8px; border-radius: 20px;
  background: var(--panel2); color: var(--muted); border: 1px solid var(--border);
}
.badge.on { background: rgba(46,160,67,.15); color: #4ad36b; border-color: var(--green); }
.badge.off { background: rgba(218,54,51,.12); color: #ff7b72; border-color: var(--red); }

.link-row {
  display: flex; gap: 8px; align-items: center; margin: 6px 0;
}
.link-row code {
  flex: 1; background: var(--bg); padding: 6px 10px; border-radius: 6px;
  overflow-x: auto; white-space: nowrap; border: 1px solid var(--border);
  font-size: 12px;
}
.statline { display: flex; gap: 22px; flex-wrap: wrap; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px 20px; min-width: 150px; }
.stat .n { font-size: 26px; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 12px; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot.on { background: var(--green); } .dot.off { background: var(--red); }

.peer { border-top: 1px solid var(--border); padding-top: 10px; margin-top: 10px; }
table { width: 100%; border-collapse: collapse; }
td, th { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); }
pre.result { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px; white-space: pre-wrap; }
.cols2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 640px){ .cols2 { grid-template-columns: 1fr; } }

/* zapret tab */
.zbanner {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px;
}
.zlist { display: flex; flex-direction: column; gap: 8px; }
.zitem {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 12px;
}
.zitem.on { border-color: var(--green); background: rgba(46,160,67,.06); }
.zhead { display: flex; align-items: center; gap: 8px; }
.zname { flex: 1; font-weight: 600; display: flex; align-items: center; gap: 6px; }
.zbtns { display: flex; gap: 6px; flex-shrink: 0; }
.zbtns button { padding: 5px 10px; font-size: 13px; }
.znote { font-size: 12px; margin-top: 4px; }
.zstrat { margin-top: 8px; max-height: 240px; overflow: auto; font-size: 12px; }

.toast {
  position: fixed; bottom: 20px; right: 20px;
  background: var(--panel2); border: 1px solid var(--border);
  padding: 12px 16px; border-radius: 8px; max-width: 360px;
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
}
.toast.err { border-color: var(--red); }
.toast.okk { border-color: var(--green); }