* {
    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: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover,
nav a.active {
    color: #4CAF50;
}

main {
    min-height: calc(100vh - 200px);
    padding: 3rem 0;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #333;
    text-align: center;
}

.developer-link {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.developer-link a {
    color: #4CAF50;
    text-decoration: none;
    font-weight: 500;
}

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

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.app-card {
    background: #fff;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.15);
}

.app-icon {
    margin-bottom: 1rem;
}

.app-icon img {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    object-fit: contain;
}

.app-icon-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.5rem;
    margin: 0 auto;
}

.app-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.app-card p {
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.play-button {
    display: inline-block;
    background-color: #4CAF50;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s;
}

.play-button:hover {
    background-color: #45a049;
}

.policy-content {
    background: #fff;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    max-width: 800px;
    margin: 0 auto;
}

.policy-content h2 {
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.policy-content h3 {
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    color: #555;
}

.policy-content p {
    margin-bottom: 1rem;
    color: #666;
    line-height: 1.8;
}

.policy-content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
    color: #666;
}

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

.last-updated {
    font-style: italic;
    color: #888;
    margin-bottom: 2rem;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 2rem 0;
    margin-top: 4rem;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        flex-wrap: wrap;
        gap: 1rem;
        justify-content: center;
    }
    
    .apps-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    footer .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .policy-content {
        padding: 2rem;
    }
    
    h1 {
        font-size: 2rem;
    }
}