@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap');

:root {
    --background-color: oklch(95% 5% 265deg);
    --menu-background-color: oklch(75% 5% 265deg);
}

body {
    background-color: var(--background-color);
    font-family: 'Roboto', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    display: grid;
    grid-template:
        "menu"
        "toc"
        "content"
        "footer";
}

main, footer ul, nav {
    padding: 0.2rem 1rem;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0.5rem 0;
    text-wrap: wrap;
}

h1 {
    font-size: 2rem;
}
h2 {
    font-size: 1.5rem;
}
h3 {
    font-size: 1.2rem;
}

p {
    margin: 0;
}

nav#main {
    grid-area: menu;
    background-color: var(--menu-background-color);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

nav ul, footer ul {
    margin: 0;
}

nav#main ul {
    list-style: none;

    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

nav#main a {
    text-decoration: none;
    color: #333;
}

a[href^='https://'] {
    padding-right: 14px;
    background: url('link.svg') right no-repeat;
    background-size: 14px;
}

nav a:hover {
    color: #000;
}

#toc {
    grid-area: toc;
    margin-top: 0rem;
    font-size: 0.9rem;
}

main {
    grid-area: content;
    max-width: 50rem;
    min-height: calc(100vh - 19rem);
}

main img {
    max-width: 100%;
    width: auto;
    height: auto;
    display: block;
    margin: 0 auto;
}

footer {
    grid-area: footer;
    display: grid;
    grid-template-columns: subgrid;
    min-height: 10rem;
    background-color: var(--menu-background-color);
}

footer ul {
    max-width: 50rem;
    grid-column: 2 / 3;
}

footer ul {
    list-style-type: "➡️ ";
    font-size: 1rem;
}

footer ul li {
    margin-left: 1.3rem;
}

@media (min-width: 60rem) {
    body {
        grid-template:
        "menu menu"
        "toc content"
        "footer footer"
        / 20rem 1fr;
    }
    h1, h2, h3, h4, h5, h6 {
        margin: 1rem 0;
    }

    p {
        margin: 0.8rem 0;
    }

    #toc {
        margin-top: 0.8rem;
    }
}