body {
    background-color: #000000;
    color: #ffffff;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    padding: 20px;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}
h1 { color: #007aff; border-bottom: 1px solid #333; padding-bottom: 10px; }
h2 { color: #fff; margin-top: 30px; border-left: 3px solid #007aff; padding-left: 10px;}
h3 { color: #aaa; margin-top: 20px; }
a { color: #007aff; text-decoration: none; }
.container { background: #1c1c1e; padding: 30px; border-radius: 12px; }
p, ul { margin-bottom: 15px; color: #ddd; }