@import url('https://fonts.googleapis.com/css2?family=Instrument+Sans:wght@400;500;600;700&display=swap');

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

body {
    font-family: 'Instrument Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: white;
    color: black;
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e5e5e5;
}

.back-link {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.back-section {
    margin-top: 100px;
}

.back-link:hover {
    color: black;
}

main {
    margin-bottom: 60px;
}

h1 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    margin-top: 32px;
}

p {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 16px;
    color: #333;
}

.last-updated {
    font-size: 14px;
    color: #666;
    margin-bottom: 40px;
}

section {
    margin-bottom: 32px;
}

section:first-of-type h2 {
    margin-top: 0;
}

footer {
    padding-top: 30px;
    border-top: 1px solid #e5e5e5;
    text-align: center;
}

footer p {
    font-size: 14px;
    color: #666;
}

@media (max-width: 768px) {
    .container {
        padding: 30px 20px;
    }
    
    h1 {
        font-size: 28px;
    }
    
    h2 {
        font-size: 18px;
    }
    
    p {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 24px;
    }
    
    h2 {
        font-size: 16px;
    }
    
    p {
        font-size: 14px;
    }
}