:root {
  --primary: #2196f3;
  --primary-dark: #1976d2;
  --light-bg: #f5f5f5;
  --dark-text: #333;
  --light-text: #666;
  --border-color: #ddd;
  --success: #4caf50;
  --warning: #ff9800;
  --error: #f44336;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
  background-color: #fff;
}

h1 {
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
  padding-bottom: 10px;
  margin-bottom: 30px;
}

h2 {
  color: var(--primary-dark);
  margin-top: 30px;
}

.form-container {
  background-color: var(--light-bg);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 30px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 20px;
  position: relative;
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

input,
select,
textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 16px;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(33, 150, 243, 0.2);
}

button {
  background-color: var(--primary);
  color: white;
  border: none;
  border-radius: 4px;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.2s;
}

button:hover {
  background-color: var(--primary-dark);
}

.reference {
  background-color: #fff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  margin-top: 30px;
}

pre {
  background-color: #f8f8f8;
  border: 1px solid #eaeaea;
  border-radius: 4px;
  padding: 15px;
  overflow: auto;
  font-family: monospace;
  font-size: 14px;
  line-height: 1.4;
}

.header-navigation {
  background-color: var(--light-bg);
  padding: 10px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.header-navigation a {
  color: var(--primary);
  text-decoration: none;
  padding: 5px 10px;
  border-radius: 4px;
  transition: background-color 0.2s;
  margin-right: 10px;
}

.header-navigation a:hover {
  background-color: rgba(33, 150, 243, 0.1);
}

.header-navigation a.active {
  background-color: var(--primary);
  color: white;
}

.selector-highlight {
  font-weight: bold;
  color: var(--primary);
}

.checkbox-group {
  display: flex;
  align-items: center;
}

.checkbox-group input[type='checkbox'] {
  width: auto;
  margin-right: 10px;
}

.radio-group {
  margin-bottom: 10px;
}

.radio-group input[type='radio'] {
  width: auto;
  margin-right: 10px;
}

.hidden {
  display: none;
}

.note {
  background-color: rgba(255, 152, 0, 0.1);
  border-left: 3px solid var(--warning);
  padding: 10px 15px;
  margin: 15px 0;
  font-size: 14px;
}

.copy-button {
  background-color: var(--success);
  margin-top: 10px;
}

.copy-button:hover {
  background-color: #388e3c;
}

.testid-highlight {
  font-family: monospace;
  background-color: #e3f2fd;
  color: #0d47a1;
  padding: 2px 4px;
  border-radius: 3px;
  font-size: 14px;
}

.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin: 30px 0;
}

.grid-item {
  background-color: var(--light-bg);
  border-radius: 4px;
  padding: 15px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.grid-item h3 {
  margin-top: 0;
  color: var(--primary-dark);
  font-size: 18px;
}

.grid-item p {
  margin-bottom: 10px;
}

.grid-item a {
  display: inline-block;
  margin-top: 10px;
  color: var(--primary);
  text-decoration: none;
}

.grid-item a:hover {
  text-decoration: underline;
}