* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}
body {
    line-height: 1.6;
    color: #333;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
h1 {
    color: #1e40af;
    margin-bottom: 20px;
    font-size: 2rem;
}
h2 {
    color: #1f2937;
    margin: 30px 0 15px;
    font-size: 1.5rem;
    border-bottom: 2px solid #e5e7eb;
    padding-bottom: 8px;
}
h3 {
    color: #1f2937;
    margin: 20px 0 10px;
    font-size: 1.2rem;
}
p {
    margin-bottom: 12px;
}
ul {
    margin-left: 20px;
    margin-bottom: 15px;
}
.btn-primary {
    background: #2563eb;
    color: white;
    padding: 12px 24px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    margin: 10px 0;
}
.download-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin: 20px 0;
}
.download-btn {
    background: #1f2937;
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
}
.divider {
    margin: 40px 0;
    border-top: 1px solid #e5e7eb;
}
.feature-section {
    margin-bottom: 25px;
}
.faq-item {
    margin-bottom: 15px;
}
.copyright {
    text-align: center;
    color: #6b7280;
    margin-top: 40px;
}
.text-center {
    margin-top: 10px;
    color: #555;
    text-align: center;
}
footer {
    text-align: center;
    padding: 25px;
    border-radius: 8px;
    margin-top: 30px;
}
footer a {
    color: #3498db;
}