:root {
  --bg: #0f1115;
  --card: #171a21;
  --line: #262b36;
  --fg: #e6e9ef;
  --dim: #8b93a7;
  --accent: #ff8f4d;
  --ok: #3fb96a;
  --warn: #d8a13a;
  --bad: #e05555;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 14px/1.5 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
code { background: #22262f; padding: 1px 5px; border-radius: 4px; font-size: 12px; }

.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 12px 20px; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; background: var(--bg); z-index: 10;
}
.brand { font-weight: 700; font-size: 16px; }
.status-chips { display: flex; gap: 8px; flex: 1; flex-wrap: wrap; }
.chip {
  font-size: 12px; padding: 2px 10px; border-radius: 20px;
  background: #22262f; color: var(--dim); border: 1px solid var(--line);
}
.chip.ok { color: var(--ok); border-color: #1e4a30; }
.chip.warn { color: var(--warn); border-color: #4a3d1e; }
.chip.bad { color: var(--bad); border-color: #4a2020; }

main { max-width: 1120px; margin: 0 auto; padding: 20px; display: grid; gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; padding: 18px 20px;
}
.card h2 { margin: 0 0 12px; font-size: 15px; font-weight: 600; }
.cardhead { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.cardhead h2 { margin: 0; }
.hint { color: var(--dim); font-size: 12px; margin: 6px 0; }
.msg { color: var(--dim); font-size: 12px; min-height: 18px; margin: 8px 0 0; }
.err { color: var(--bad); }
.ok { color: var(--ok); }
.bad { color: var(--bad); }
.small { font-size: 12px; color: var(--dim); }
.empty { text-align: center; color: var(--dim); padding: 18px; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row > input[type=text], .row > input[type=password] { flex: 1; min-width: 180px; }

input, textarea, select {
  background: #12151b; color: var(--fg);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 9px 11px; font: inherit; outline: none; width: 100%;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
textarea { resize: vertical; font-family: ui-monospace, Consolas, monospace; font-size: 12px; }

button {
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 14px;
  background: #22262f; color: var(--fg); cursor: pointer; font: inherit; white-space: nowrap;
}
button:hover { border-color: #3a4152; }
button.primary { background: var(--accent); border-color: var(--accent); color: #16100b; font-weight: 600; }
button.ghost { background: transparent; }
button.danger { color: var(--bad); border-color: #4a2020; }

.field { margin: 10px 0; }
.field label { display: block; font-size: 12px; color: var(--dim); margin-bottom: 4px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.stat { background: #12151b; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.stat .k { font-size: 12px; color: var(--dim); }
.stat .v { font-size: 16px; font-weight: 600; margin-top: 4px; word-break: break-all; }

.tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tab { padding: 6px 12px; font-size: 13px; }
.tab.active { border-color: var(--accent); color: var(--accent); }
.tabpane { display: none; }
.tabpane.active { display: block; }
.steps { margin: 0 0 12px; padding-left: 20px; color: var(--dim); font-size: 13px; }
.steps li { margin: 4px 0; }

.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--dim); font-weight: 500; font-size: 12px; }
td.ops { display: flex; gap: 6px; flex-wrap: wrap; }
td.ops button { padding: 4px 9px; font-size: 12px; }

.dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 6px; }
.dot.online { background: var(--ok); }
.dot.cooling { background: var(--warn); }
.dot.exhausted { background: var(--bad); }
.dot.relogin { background: #9b6bd6; }
.tag { font-size: 11px; color: var(--dim); border: 1px solid var(--line); border-radius: 4px; padding: 0 5px; }

.out {
  background: #0c0e12; border: 1px solid var(--line); border-radius: 8px;
  padding: 10px; font-size: 12px; white-space: pre-wrap; word-break: break-all;
  max-height: 240px; overflow: auto; margin: 8px 0 0;
}
.out:empty { display: none; }