* {
    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: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

header nav {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

header nav a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

header nav a:hover {
    background-color: #34495e;
}

main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

.hero {
    text-align: center;
    padding: 3rem 0;
    background-color: white;
    border-radius: 8px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.hero p {
    font-size: 1.2rem;
    color: #666;
}

.content {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.content h3 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.app-card {
    padding: 1.5rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    margin-bottom: 1rem;
    transition: box-shadow 0.3s;
}

.app-card:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.app-card h4 {
    margin-bottom: 0.5rem;
}

.app-card h4 a {
    color: #3498db;
    text-decoration: none;
}

.app-card h4 a:hover {
    text-decoration: underline;
}

.page-content {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.page-content h2 {
    color: #2c3e50;
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.content-text {
    margin-bottom: 2rem;
}

.content-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.content-text h3 {
    color: #2c3e50;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.content-text h3:first-of-type {
    margin-top: 0;
}

.content-text ul {
    margin-bottom: 1.5rem;
    margin-left: 2rem;
    line-height: 1.8;
}

.content-text li {
    margin-bottom: 0.5rem;
}

.content-text a {
    color: #3498db;
    text-decoration: none;
}

.content-text a:hover {
    text-decoration: underline;
}

.last-updated {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    font-style: italic;
}

.app-links {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e0e0e0;
}

.app-links h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.app-links ul {
    list-style: none;
    margin-left: 0;
    padding-left: 0;
}

.app-links li {
    margin-bottom: 0.75rem;
}

.app-links a {
    color: #3498db;
    text-decoration: none;
    font-size: 1.1rem;
}

.app-links a:hover {
    text-decoration: underline;
}

.breadcrumb {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: #3498db;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.sub-page-link {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e0e0e0;
}

.sub-page-link a {
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
}

.sub-page-link a:hover {
    text-decoration: underline;
}

footer {
    background-color: #2c3e50;
    color: white;
    padding: 2rem 0;
    margin-top: 3rem;
}

footer p {
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
}

.footer-links a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    header nav {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .hero h2 {
        font-size: 1.8rem;
    }
    
    .page-content {
        padding: 1.5rem;
    }
}