* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", sans-serif;
  background: #f5f7fa;
  color: #303133;
}

.page-shell {
  min-height: 100vh;
  padding: 32px 16px;
}

.page-card {
  max-width: 1200px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

.page-header {
  margin-bottom: 24px;
}

.page-header h1 {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 700;
}

.page-header p {
  margin: 0;
  color: #606266;
}

.query-form {
  margin-bottom: 20px;
}

.result-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  color: #606266;
}

.result-card {
  margin-top: 20px;
}

.card-header {
  font-size: 16px;
  font-weight: 600;
}

.qrcode-image {
  width: 56px;
  height: 56px;
  border-radius: 6px;
  border: 1px solid #ebeef5;
}

@media (max-width: 768px) {
  .page-shell {
    padding: 16px;
  }

  .page-card {
    padding: 16px;
    border-radius: 12px;
  }
}