* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.instructions {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.instructions h2 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

.instructions ol {
    padding-left: 1.5rem;
}

.instructions li {
    margin-bottom: 0.5rem;
}

.udid-section {
    text-align: center;
}

.btn {
    background: #3498db;
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn:hover {
    background: #2980b9;
}

.udid-display {
    margin-top: 2rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 5px;
    font-family: monospace;
    word-break: break-all;
}

/* Enrollment page styles */
.info-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.info-card {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.info-card h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.info-value {
    font-family: monospace;
    font-size: 1.1rem;
    padding: 1rem;
    background: white;
    border-radius: 5px;
    margin-bottom: 1rem;
    word-break: break-all;
}

.copy-btn {
    background: #2ecc71;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.copy-btn:hover {
    background: #27ae60;
}

.action-section {
    text-align: center;
    margin-top: 2rem;
}