/* Styles for multilingual static site */
:root {
    /* Light mode colors */
    --bg-color: #ffffff;
    --text-color: #333333;
    --accent-color: #0066cc;
    --nav-bg: #f0f0f0;
    --footer-bg: #e0e0e0;
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #f0f0f0;
        --accent-color: #4d94ff;
        --nav-bg: #333333;
        --footer-bg: #2a2a2a;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

header {
    background-color: var(--nav-bg);
    padding: 1rem;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

header h1 {
    margin-bottom: 0.5rem;
    font-size: 1.8rem;
    color: var(--accent-color);
}

nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    background-color: var(--bg-color);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: var(--accent-color);
    color: white;
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
}

section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--bg-color);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

section h2 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

footer {
    text-align: center;
    padding: 2rem;
    background-color: var(--footer-bg);
    color: var(--text-color);
    font-size: 0.9rem;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    nav ul {
        flex-direction: column;
        align-items: center;
    }
    
    nav a {
        width: 80%;
        margin-bottom: 0.5rem;
    }
    
    main {
        margin: 1rem auto;
        padding: 0 0.5rem;
    }
    
    section {
        padding: 1rem;
    }
    
    section h2 {
        font-size: 1.25rem;
    }
}