:root {
    --base: 16px;
    --scale: 1.25;
    --body-line: 1.5;
    --accent: #0b74de;
    --text: #111827;
}

html {
    font-size: var(--base);
}

body {
    margin: 0;
    padding: 0;
    font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    color: var(--text);
    line-height: var(--body-line);
    font-weight: 400;
}

h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.15;
    font-weight: 700;
}

h2 {
    font-size: clamp(1.5rem, 3.2vw, 2rem);
    font-weight: 600;
}

p {
    margin: 0 0 1rem 0;
}

a {
    color: var(--accent);
    text-decoration: underline;
}

@media (min-width: 900px) {
    body {
        font-size: 18px;
    }
}