body {
  font-family: system-ui, sans-serif;
  background: #f3f6fb;
  margin: 0;
  color: #111827;
}

.wrap {
  max-width: 1100px;
  margin: 30px auto;
  padding: 0 16px;
}

.card {
  background: #fff;
  padding: 20px;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
  margin-bottom: 20px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

input, select, button {
  padding: 10px;
  margin: 6px 0;
  width: 100%;
  box-sizing: border-box;
  font-size: 15px;
}

button {
  cursor: pointer;
  border: 0;
  background: #2563eb;
  color: #fff;
  border-radius: 8px;
  font-weight: bold;
}

button.danger {
  background: #dc2626;
}

button.success {
  background: #16a34a;
}

.hidden {
  display: none;
}

table {
  width: 100%;
  background: #fff;
  border-collapse: collapse;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
}

th, td {
  padding: 12px;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
}

.badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
}

.badge.on {
  background: #dcfce7;
  color: #166534;
}

.badge.off {
  background: #fee2e2;
  color: #991b1b;
}

code {
  font-weight: bold;
  color: #111827;
}