:root {
  --bg: #0b0f14; --panel: #151b26; --line: #232c3b;
  --fg: #e8eaf0; --dim: #8b94a6;
  --accent: #37d0a0; --danger: #ff6b6b; --focus: #ffd166;
}
* { box-sizing: border-box; margin: 0; }
body {
  background: var(--bg); color: var(--fg);
  font: 15px/1.45 system-ui, -apple-system, Roboto, sans-serif;
}
.wrap { max-width: 560px; margin: 0 auto; padding: 16px; }
header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
h1 { font-size: 20px; }
h3 { font-size: 15px; margin-bottom: 8px; }
.badge { font-size: 12px; color: var(--dim); border: 1px solid var(--line); padding: 3px 10px; border-radius: 20px; }
.badge.on { color: var(--accent); border-color: var(--accent); }
.badge.off { color: var(--danger); border-color: var(--danger); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px; margin-bottom: 12px; }
.peer { display: flex; justify-content: space-between; align-items: center; }
.peer-name { font-weight: 700; font-size: 17px; }
.hint { color: var(--dim); font-size: 13px; margin-top: 4px; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: var(--dim); }
.dot.on { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.dot.off { background: #555; }

button {
  border: 0; border-radius: 10px; padding: 12px 18px; font-size: 15px; font-weight: 700;
  background: #222b3a; color: var(--fg); cursor: pointer; width: 100%;
}
button.primary { background: var(--accent); color: #06130f; }
button.danger { background: var(--danger); color: #fff; }
button:disabled { opacity: .4; cursor: default; }
.controls { display: flex; gap: 10px; }

label { display: block; margin: 10px 0 4px; color: var(--dim); font-size: 13px; }
input[type=text], input[type=password] {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line);
  background: #0c1119; color: var(--fg); font-size: 15px;
}
.row { display: flex; gap: 10px; align-items: center; margin-top: 10px; }
.row input[type=text] { flex: 1; }
.row button { width: auto; }
.chk { display: flex; align-items: center; gap: 6px; color: var(--dim); font-size: 13px; }

.meter { height: 6px; background: #0c1119; border-radius: 3px; margin-top: 10px; overflow: hidden; }
.meter > div { height: 100%; width: 0%; background: var(--accent); transition: width .1s; }

.chatlog { height: 200px; overflow-y: auto; display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.msg { align-self: flex-start; max-width: 80%; background: #0c1119; border-radius: 10px; padding: 7px 11px; font-size: 14px; }
.msg.mine { align-self: flex-end; background: #1d3a33; }
.msg .who { font-size: 11px; color: var(--dim); margin-bottom: 2px; }

code { background: #0c1119; padding: 1px 6px; border-radius: 6px; font-size: 12px; }
#log { white-space: pre-wrap; max-height: 150px; overflow-y: auto; font-size: 12px; }