* {
    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: #f5f5f7;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    min-height: 100vh;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
}

header {
    background: linear-gradient(135deg, #007AFF 0%, #0051D5 100%);
    color: white;
    padding: 40px 20px 30px;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.last-updated {
    font-size: 0.9rem;
    opacity: 0.9;
}

main {
    padding: 40px 20px;
}

section {
    margin-bottom: 40px;
}

h2 {
    color: #007AFF;
    font-size: 1.5rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e5e5e7;
}

h3 {
    color: #555;
    font-size: 1.2rem;
    margin: 20px 0 10px;
}

p {
    margin-bottom: 15px;
}

ul {
    margin-left: 20px;
    margin-bottom: 15px;
}

li {
    margin-bottom: 8px;
}

a {
    color: #007AFF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    background-color: #f5f5f7;
    padding: 30px 20px;
    text-align: center;
    border-top: 1px solid #e5e5e7;
}

footer nav {
    margin-bottom: 15px;
    font-size: 0.9rem;
}

footer nav a {
    margin: 0 5px;
}

footer p {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
}

/* Responsive */
@media (max-width: 600px) {
    header h1 {
        font-size: 2rem;
    }
    
    main {
        padding: 30px 15px;
    }
    
    h2 {
        font-size: 1.3rem;
    }
}