h1, h2, h3, h4 {
    color: var(--navy);
    font-family: "Source Serif 4", Georgia, serif;
    font-weight: 600;
    line-height: 1.25;
    margin-top: 0;
}

h1 {
    font-size: clamp(2rem, 3.5vw, 3rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.5rem, 2.5vw, 2.1rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1.1rem;
}

p {
    margin-top: 0;
    margin-bottom: 1.25rem;
}

a {
    color: var(--navy);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: color var(--transition);
}

a:hover {
    color: var(--teal);
}

code, pre {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.9em;
}