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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e0e0e0;
}

nav a {
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 500;
}

nav > a {
    font-size: 1.25rem;
}

nav > div {
    display: flex;
    gap: 1.5rem;
}

nav > div a {
    font-size: 0.9rem;
    font-weight: 400;
}

nav > div a:hover {
    text-decoration: underline;
}

main {
    margin-bottom: 4rem;
}

header {
    margin-bottom: 3rem;
}

h1 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.definition {
    font-size: 1.25rem;
    color: #333;
    font-weight: 400;
    line-height: 1.5;
}

section {
    margin-bottom: 3rem;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    margin-top: 1.5rem;
}

p {
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.7;
}

ul {
    list-style: none;
    margin-left: 0;
}

ul li {
    margin-bottom: 1.25rem;
    padding-left: 0;
    line-height: 1.7;
}

ul li strong {
    font-weight: 600;
}

ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

ol li {
    margin-bottom: 1rem;
    line-height: 1.7;
    padding-left: 0.5rem;
}

ol li strong {
    font-weight: 600;
}

.manifesto {
    font-size: 1.1rem;
    line-height: 1.8;
}

.manifesto p {
    margin-bottom: 1.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.95rem;
}

thead {
    border-bottom: 2px solid #1a1a1a;
}

th {
    text-align: left;
    padding: 0.75rem 0.5rem;
    font-weight: 600;
}

td {
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid #e0e0e0;
}

tbody tr:last-child td {
    border-bottom: none;
}

footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid #e0e0e0;
    text-align: center;
    font-size: 0.9rem;
    color: #666;
}

.why-exists {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: #999;
    font-style: italic;
}

.created {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: #bbb;
}

@media (max-width: 600px) {
    body {
        padding: 1.5rem 1rem;
    }

    nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    nav > div {
        flex-direction: column;
        gap: 0.75rem;
    }

    h1 {
        font-size: 2rem;
    }

    .definition {
        font-size: 1.1rem;
    }

    table {
        font-size: 0.85rem;
    }

    th, td {
        padding: 0.5rem 0.25rem;
    }
}