:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --line: #dbe3ee;
  --primary: #2563eb;
  --ok: #15803d;
  --warn: #b45309;
  --bad: #b91c1c;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  padding: 28px 40px 20px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

h1, h2, p { margin: 0; }
h1 { font-size: 24px; }
h2 { font-size: 17px; }
p { color: var(--muted); line-height: 1.6; }

.layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.summaryGrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.summaryItem {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.summaryItem span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

.summaryItem strong {
  font-size: 24px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.sectionTitle {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-top: 12px;
}

input, select {
  width: 100%;
  margin-top: 6px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  font: inherit;
  color: var(--text);
}

button {
  border: 0;
  border-radius: 7px;
  background: var(--primary);
  color: #fff;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
}

button.secondary {
  background: #eaf1ff;
  color: #1d4ed8;
}

button.ghost {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.hint {
  margin-top: 10px;
  font-size: 13px;
}

.hidden { display: none; }

.badge {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: #eef2ff;
  color: #3730a3;
}

.badge.ok { background: #dcfce7; color: var(--ok); }
.badge.warn { background: #fef3c7; color: var(--warn); }
.badge.bad { background: #fee2e2; color: var(--bad); }

.kv {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.kv div span {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
}

.kv div strong {
  font-size: 15px;
}

.device {
  border-top: 1px solid var(--line);
  padding: 14px 0;
}

.device:first-child { border-top: 0; }

.deviceHeader {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.deviceActions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.deviceActions input {
  max-width: 260px;
  margin-top: 0;
}

pre {
  white-space: pre-wrap;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px;
  color: var(--muted);
  max-height: 180px;
  overflow: auto;
}

.commandHistory {
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.subTitle {
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 8px;
}

.commandRow {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid #edf2f7;
}

.commandRow:first-of-type {
  border-top: 0;
}

.commandRow strong {
  font-size: 13px;
}

.commandRow p {
  font-size: 12px;
}

@media (max-width: 720px) {
  .topbar { padding: 20px; flex-direction: column; }
  .layout { padding: 16px; }
}