body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    margin: 0;
    background-color: #f8f9fa;
    color: #333;
}
.hero {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('YOUR_DEFAULT_BG.jpg') center/cover;
    color: white;
    text-align: center;
    padding: 120px 20px;
}
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 20px;
}
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}
.btn-primary { background: #0066cc; color: white; }
.btn-primary:hover { background: #0052a3; }