{
    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: #f5f5f0;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 60px 40px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

header {
    text-align: center;
    margin-bottom: 60px;
    padding-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

h1 {
    font-size: 2.5em;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 10px;
}

.tagline {
    font-size: 1.1em;
    color: #666;
    font-style: italic;
}

section {
    margin-bottom: 50px;
}

h2 {
    font-size: 1.8em;
    margin-bottom: 20px;
    color: #2c3e50;
}

h3 {
    font-size: 1.3em;
    margin-bottom: 15px;
    color: #34495e;
}

p {
    margin-bottom: 15px;
    font-size: 1.05em;
}

a {
    color: #2980b9;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-bottom 0.3s ease;
}

a:hover {
    border-bottom: 1px solid #2980b9;
}

.substack-link {
    font-weight: 600;
    font-size: 1.1em;
}

.featured ul {
    list-style: none;
    margin: 20px 0;
}

.featured li {
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
}

.featured li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #2980b9;
}

footer {
    text-align: center;
    padding-top: 30px;
    margin-top: 60px;
    border-top: 2px solid #f0f0f0;
    color: #999;
    font-size: 0.9em;
}

@media (max-width: 600px) {
    .container {
        padding: 30px 20px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    h2 {
        font-size: 1.5em;
    }
}