:root {
  --bg: #0b0b0d;
  --panel: #141417;
  --panel-2: #1b1b20;
  --line: #2a2a31;
  --text: #ececf1;
  --muted: #9a9aa6;
  --accent: #a463f2;
  --accent-2: #8b46e8;
  --ok: #3ccf7a;
  --warn: #f2b44a;
  --bad: #f05a5a;
  --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* top bar */
.top {
  display: flex; align-items: center; gap: 18px;
  padding: 12px 20px; border-bottom: 1px solid var(--line); background: var(--panel);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .5px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand img { width: 26px; height: 26px; image-rendering: pixelated; border-radius: 4px; }
.nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.nav a, .nav button {
  color: var(--muted); padding: 7px 12px; border-radius: 8px; font-size: 14px;
  background: none; border: 0; cursor: pointer; font-family: inherit;
}
.nav a:hover, .nav button:hover { color: var(--text); background: var(--panel-2); text-decoration: none; }
.nav a.on { color: var(--text); background: var(--panel-2); }

main { max-width: 720px; margin: 36px auto; padding: 0 16px; }
h1 { font-size: 26px; margin: 0 0 6px; }
h2 { font-size: 17px; margin: 0 0 12px; }
.sub { color: var(--muted); margin: 0 0 24px; }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; margin-bottom: 18px;
}

/* status + address */
.status { display: flex; align-items: center; gap: 10px; font-weight: 600; margin-bottom: 18px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); flex: none; }
.dot.ok { background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.dot.warn { background: var(--warn); }
.dot.bad { background: var(--bad); }
.addr {
  display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; margin-bottom: 8px;
}
.addr .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .6px; }
.addr .val { font: 600 18px/1.3 ui-monospace, "Cascadia Mono", Consolas, monospace; word-break: break-all; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--text); font: 600 15px/1 inherit; cursor: pointer;
}
.btn:hover { border-color: #3a3a44; text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-2); }
.btn.danger { color: var(--bad); }
.btn.small { padding: 7px 12px; font-size: 13px; }
.btn.big { padding: 15px 34px; font-size: 17px; }
.btn:disabled { opacity: .5; cursor: default; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* forms */
form .field { margin-bottom: 14px; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input {
  width: 100%; padding: 11px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--text); font: 15px inherit;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.auth { max-width: 380px; margin: 70px auto; padding: 0 16px; }
.auth .brand { justify-content: center; font-size: 22px; margin-bottom: 22px; }
.auth .brand img { width: 34px; height: 34px; }
.msg { min-height: 20px; font-size: 14px; margin: 4px 0 10px; }
.msg.bad { color: var(--bad); }
.msg.ok { color: var(--ok); }
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* the link popup */
.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.65); display: none;
  align-items: center; justify-content: center; padding: 16px; z-index: 10;
}
.overlay.show { display: flex; }
.modal {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  width: 100%; max-width: 420px; padding: 26px; text-align: center;
}
.code {
  font: 800 34px/1.2 ui-monospace, "Cascadia Mono", Consolas, monospace; letter-spacing: 4px;
  background: var(--panel-2); border: 1px dashed var(--accent); border-radius: 10px; padding: 14px; margin: 16px 0;
  user-select: all;
}
.spinner {
  width: 16px; height: 16px; border: 2px solid var(--line); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .8s linear infinite; display: inline-block; vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }
.connected { color: var(--ok); font-weight: 700; font-size: 18px; }

/* admin table */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.mono { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; }
.tablewrap { overflow-x: auto; }

@media (max-width: 560px) {
  .top { flex-wrap: wrap; gap: 8px; }
  .nav { margin-left: 0; width: 100%; }
  main { margin-top: 22px; }
  .card { padding: 18px; }
  .code { font-size: 26px; letter-spacing: 2px; }
}
.full { width: 100%; }
.center { text-align: center; }
.row.centered { justify-content: center; }
.mt { margin-top: 18px; }
.mt6 { margin-top: 6px; }
.mb { margin-bottom: 14px; }
[hidden] { display: none !important; }