* { box-sizing: border-box; }

body {
  margin: 0;
  background: #f4f6fa;
  color: #1f2430;
  font: 14px/1.6 -apple-system, "PingFang SC", "Microsoft YaHei", Helvetica, Arial, sans-serif;
}

a { color: #2b7cff; text-decoration: none; }

.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  background: #1f2a44;
  color: #cdd5e6;
  flex-shrink: 0;
}

.sidebar .logo {
  padding: 22px 24px;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar .logo span {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: #8b96ad;
  margin-top: 4px;
}

.sidebar ul { list-style: none; margin: 12px 0; padding: 0; }

.sidebar li a {
  display: block;
  padding: 12px 24px;
  color: #cdd5e6;
  font-size: 14px;
  border-left: 3px solid transparent;
}

.sidebar li a:hover { background: rgba(255, 255, 255, 0.05); color: #fff; }

.sidebar li a.active {
  background: rgba(43, 124, 255, 0.16);
  color: #fff;
  border-left-color: #2b7cff;
}

.main { flex: 1; min-width: 0; }

.topbar {
  height: 60px;
  background: #fff;
  border-bottom: 1px solid #eef0f5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
}

.topbar h1 { font-size: 17px; margin: 0; font-weight: 600; }

.topbar .user {
  font-size: 13px;
  color: #6b7280;
  display: flex;
  align-items: center;
  gap: 14px;
}

.content { padding: 24px 28px 60px; }

.card {
  background: #fff;
  border-radius: 12px;
  padding: 20px 22px;
  box-shadow: 0 2px 12px rgba(31, 36, 48, 0.05);
  margin-bottom: 20px;
}

.card h3 {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.stat {
  background: #fff;
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: 0 2px 12px rgba(31, 36, 48, 0.05);
}

.stat .label { font-size: 13px; color: #6b7280; }

.stat .value { font-size: 26px; font-weight: 700; margin-top: 6px; color: #2b7cff; }

.stat.green .value { color: #12b76a; }
.stat.orange .value { color: #f59e0b; }
.stat.purple .value { color: #7c3aed; }
.stat.red .value { color: #ef4444; }

table.grid { width: 100%; border-collapse: collapse; font-size: 13px; }

table.grid th, table.grid td {
  padding: 11px 10px;
  border-bottom: 1px solid #f0f2f7;
  text-align: left;
  vertical-align: middle;
}

table.grid th { color: #6b7280; font-weight: 600; background: #fafbfe; }

table.grid tr:hover td { background: #fafbfe; }

.btn {
  display: inline-block;
  padding: 7px 16px;
  border-radius: 6px;
  border: 1px solid #d8dee9;
  background: #fff;
  color: #374151;
  cursor: pointer;
  font-size: 13px;
}

.btn:hover { border-color: #2b7cff; color: #2b7cff; }

.btn-primary { background: #2b7cff; border-color: #2b7cff; color: #fff; }
.btn-primary:hover { background: #1f6ae0; color: #fff; }
.btn-danger { color: #ef4444; border-color: #f3c3c3; }
.btn-danger:hover { background: #fef2f2; color: #dc2626; border-color: #dc2626; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

.form-row { display: flex; align-items: center; margin-bottom: 14px; }

.form-row label { width: 130px; color: #4b5563; flex-shrink: 0; }

.form-row .field { flex: 1; }

input[type=text], input[type=number], input[type=password], input[type=date], select, textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid #dfe3ea;
  border-radius: 6px;
  font-size: 13px;
  outline: none;
  background: #fff;
  color: #1f2430;
}

input:focus, select:focus, textarea:focus { border-color: #2b7cff; }

textarea { min-height: 90px; line-height: 1.7; }

.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }

.filters input, .filters select { width: auto; min-width: 140px; }

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  background: #eaf2ff;
  color: #2b7cff;
}

.tag.ok { background: #e8f8f0; color: #12b76a; }
.tag.off { background: #f1f3f8; color: #6b7280; }
.tag.err { background: #fdecec; color: #ef4444; }
.tag.warn { background: #fff5e6; color: #f59e0b; }

.pager { margin-top: 16px; display: flex; gap: 8px; align-items: center; font-size: 13px; color: #6b7280; }

.alert {
  padding: 10px 14px;
  border-radius: 8px;
  background: #e8f8f0;
  color: #0f7a4a;
  margin-bottom: 16px;
  font-size: 13px;
}

.alert.err { background: #fdecec; color: #b91c1c; }

.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 50;
  align-items: center;
  justify-content: center;
}

.modal.show { display: flex; }

.modal-box {
  background: #fff;
  border-radius: 12px;
  width: 520px;
  max-width: 92vw;
  max-height: 86vh;
  overflow: auto;
  padding: 22px 24px;
}

.modal-box h3 { margin: 0 0 16px; font-size: 16px; }

.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

.muted { color: #6b7280; font-size: 12px; }

.code-list {
  font-family: Consolas, Menlo, monospace;
  background: #f6f8fc;
  border-radius: 8px;
  padding: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 240px;
  overflow: auto;
  font-size: 12px;
}

.bars { display: flex; align-items: flex-end; gap: 10px; height: 140px; }

.bars .bar-item { flex: 1; text-align: center; }

.bars .bar {
  background: linear-gradient(180deg, #6ea6ff, #2b7cff);
  border-radius: 4px 4px 0 0;
  min-height: 3px;
}

.bars .bar-label { font-size: 11px; color: #6b7280; margin-top: 6px; }

.switch-line { display: flex; align-items: center; gap: 8px; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  width: 360px;
  background: #fff;
  border-radius: 14px;
  padding: 34px 32px;
  box-shadow: 0 10px 40px rgba(31, 36, 48, 0.12);
}

.login-box h2 { margin: 0 0 22px; font-size: 20px; text-align: center; }

.login-box .btn { width: 100%; text-align: center; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

@media (max-width: 1000px) {
  .grid-2 { grid-template-columns: 1fr; }
  .sidebar { width: 70px; }
  .sidebar .logo span, .sidebar li a span { display: none; }
}