* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #111;
  background: #fafafa;
}

main {
  max-width: 980px;
  margin: 24px auto;
  padding: 0 16px;
}

h1 {
  margin-top: 0;
}

.card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 16px;
}

.form-grid {
  display: grid;
  gap: 10px;
  max-width: 420px;
}

input,
button,
textarea,
select {
  width: 100%;
  padding: 8px;
}

button {
  cursor: pointer;
}

pre {
  background: #f3f4f6;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  padding: 12px;
  overflow: auto;
}

#productList {
  display: grid;
  gap: 12px;
}

.product-card {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 12px;
  background: #fff;
  cursor: pointer;
}

.product-card:hover {
  background: #f8fafc;
}

.table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

.admin-table th,
.admin-table td {
  border: 1px solid #ddd;
  padding: 8px;
  text-align: left;
}