:root {
  --bg: #f6f7f9;
  --surface: #fff;
  --ink: #172033;
  --muted: #627086;
  --line: #d9e0e8;
  --accent: #1768ac;
  --safe: #16735b;
  --warn: #9a5a05;
  font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

button,
input,
select {
  font: inherit;
}

.shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 28px;
  display: grid;
  gap: 18px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
}

h2 {
  font-size: 18px;
  margin-bottom: 14px;
}

p,
label,
.kv span {
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  min-width: 0;
}

label {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
  font-size: 13px;
}

input,
select {
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 10px;
  color: var(--ink);
  background: #fff;
}

.primary,
.ghost {
  min-height: 36px;
  border-radius: 6px;
  padding: 0 14px;
  cursor: pointer;
}

.primary {
  color: #fff;
  background: var(--accent);
  border: 1px solid var(--accent);
}

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

pre {
  min-height: 42px;
  margin: 12px 0 0;
  padding: 10px;
  border-radius: 6px;
  background: #111827;
  color: #e8eef6;
  overflow: auto;
  font-size: 12px;
}

.kv {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 10px;
  min-height: 34px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.kv strong {
  min-width: 0;
  overflow-wrap: anywhere;
}

.table {
  display: block;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow-x: auto;
  overflow-y: hidden;
}

.row {
  display: grid;
  align-items: center;
  min-height: 44px;
  min-width: 1060px;
  border-top: 1px solid var(--line);
}

.account-row {
  grid-template-columns: minmax(190px, 1.2fr) minmax(170px, 1fr) 88px 92px 90px minmax(330px, 1.8fr) 92px;
}

.device-row {
  grid-template-columns: minmax(160px, 1fr) minmax(180px, 1fr) minmax(160px, 1fr) minmax(140px, 0.8fr) 90px minmax(180px, 1fr) 92px;
}

.audit-row {
  grid-template-columns: minmax(170px, 1fr) minmax(140px, 0.8fr) minmax(160px, 1fr) minmax(160px, 1fr) minmax(300px, 1.8fr) minmax(160px, 1fr) 20px;
}

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

.row.head {
  background: #eef3f8;
  font-weight: 700;
}

.row span,
.row strong {
  padding: 10px;
  border-left: 1px solid var(--line);
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 13px;
}

.permission-cell {
  line-height: 1.45;
}

.row span:first-child,
.row strong:first-child {
  border-left: 0;
}

.status-active {
  color: var(--safe);
}

.status-blocked,
.status-disabled {
  color: var(--warn);
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}