:root {
    --primary-color: #6366f1;
    --text-color: #1f2937;
    --background-color: #f9fafb;
    --section-background: #ffffff;
}

* {
    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: var(--text-color);
    background-color: var(--background-color);
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 3rem;
}

h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.last-updated {
    color: #6b7280;
    font-style: italic;
}

section {
    background-color: var(--section-background);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

h3 {
    color: var(--text-color);
    margin: 1.5rem 0 0.5rem;
    font-size: 1.2rem;
}

ul {
    list-style-position: inside;
    margin: 1rem 0;
}

li {
    margin-bottom: 0.5rem;
}

.contact {
    margin-top: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    margin-top: 3rem;
    color: #6b7280;
    font-size: 0.875rem;
}

@media (max-width: 640px) {
    .container {
        padding: 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    section {
        padding: 1.5rem;
    }
}