body {
    font-family: system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    color: #1a1a1a;
}

header {
    text-align: center;
    padding: 40px 0;
    background-color: #f4f4f4;
    border-radius: 8px;
    margin-bottom: 40px;
}

.header h1 {
    margin: 0;
    color: #2c3e50;
}

.highlight-box {
    background-color: #e8f4f8;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}

h3 {
    margin-block-end: 0;
}

.talk p {
    margin-block-start: 0;
}

.abstract::before {
    content: "Abstract: ";
}

.cta-button {
    display: inline-block;
    background-color: #2c3e50;
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 4px;
    margin-top: 20px;
}

.cta-button:hover {
    background-color: #34495e;
}

.pricing {
    font-size: 1.2em;
    font-weight: bold;
    color: #2c3e50;
    margin: 20px 0;
}

.coffee {
    font-style: italic;
}