* {
    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: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    padding: 2rem 0;
    border-bottom: 1px solid #eee;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    font-family: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1.5rem;
    font-weight: 500;
    text-decoration: none;
    color: #333;
    letter-spacing: -0.01em;
}

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

nav a {
    text-decoration: none;
    color: #666;
    transition: color 0.2s;
}

nav a:hover {
    color: #333;
}

main {
    min-height: calc(100vh - 200px);
    padding: 4rem 0;
}

footer {
    padding: 2rem 0;
    border-top: 1px solid #eee;
    text-align: center;
    color: #666;
    font-size: 0.9rem;
}

footer .logo-text {
    font-family: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-weight: 500;
    color: #333;
    letter-spacing: -0.01em;
}

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background: #333;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background: #000;
    color: #fff;
}

.btn-secondary {
    background: transparent;
    color: #333;
    border: 1px solid #333;
}

.btn-secondary:hover {
    background: #333;
    color: #fff;
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        gap: 1rem;
    }
    
    main {
        padding: 2rem 0;
    }
}