:root {
    font-family: Inter, sans-serif;
    font-feature-settings: "liga" 1, "calt" 1;
}

@supports (font-variation-settings: normal) {
    :root {
        font-family: InterVariable, sans-serif;
    }
}

body {
    font-family: "Inter UI", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-size: calc(15px + 0.39vw);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    font-weight: 400;
    line-height: 1.6;
    background: var(--background);
    color: var(--text-color-normal);
    margin: 2vh;
}

@supports (font-variation-settings: normal) {
    :root {
        font-family: InterVariable, sans-serif;
    }
}

/* Light mode */
@media (prefers-color-scheme: light) {
    body {
        --nav-opacity: 0.5;
        --nav-opacity-hover: 0.9;
        --link-color: #7852ee;
        --text-color-normal: black;
        --background: #eeeeee;
        --background-text-opacity: 0.5;
    }
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    body {
        --nav-opacity: 0.5;
        --nav-opacity-hover: 0.9;
        --link-color: lightgreen;
        --text-color-normal: rgb(250, 250, 250);
        --background: oklch(14.5% 0 0);
        --background-text-opacity: 0.5;
    }
}

/* Link styles */
a:link {
    color: var(--link-color);
}

a:visited {
    color: var(--link-color);
}

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

/* List styles */
ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

/* Navigation */
section#navigation {
    padding-bottom: 1vw;
}

section#navigation > nav > ul > li {
    display: inline;
    padding-right: 10px;
}

section#navigation > nav > ul > li > a:link {
    text-decoration: none;
    color: var(--text-color-normal);
    opacity: var(--nav-opacity);
}

section#navigation > nav > ul > li > a:visited {
    text-decoration: none;
    color: var(--text-color-normal);
    opacity: var(--nav-opacity);
}

section#navigation > nav > ul > li > a:hover {
    text-decoration: none;
    color: var(--text-color-normal);
    opacity: var(--nav-opacity-hover);
}

section#navigation > nav > ul {
    margin: 0;
    padding: 0;
}

/* Page layout */
#page {
    max-width: 70ch;
    padding: 0;
}

section#page li {
    padding-bottom: 0.2vw;
}

/* Article list */
.publishingdate {
    opacity: var(--background-text-opacity);
    font-variant-numeric: tabular-nums;
    font-feature-settings: "ss01";
    padding-right: 1em;
}

#article-list-desktop {
    display: none;
}

#article-list-mobile {
    display: inline;
}

article {
    max-width: 80ch;
}

#introduction {
    max-width: 80ch;
}

/* Responsive design */
@media only screen and (min-width: 800px) {
    body {
        margin: 7vh;
    }

    section#content {
        width: 90%;
    }

    #article-list-desktop {
        display: inline;
    }

    #article-list-mobile {
        display: none;
    }
}

@media only screen and (min-width: 2024px) {
    body {
        margin: 10vh;
    }

    section#content {
        width: 50%;
    }

    #article-list-desktop {
        display: inline;
    }

    #article-list-mobile {
        display: none;
    }
}

/* Misc */
#description {
    opacity: var(--background-text-opacity);
}

code {
    font-size: medium;
}

h1 {
    font-size: 2em;
    font-weight: 700;
}

h2 {
    font-size: 1.5em;
    font-weight: 700;
}

h3 {
    font-size: 1.17em;
    font-weight: 600;
}

code {
    font-size: calc(10px + 0.390625vw);
}

/* Footer */
footer {
    margin-top: 2em;
    opacity: var(--background-text-opacity);
}

footer a:link {
    color: var(--text-color-normal);
}

footer a:visited {
    color: var(--text-color-normal);
}

footer a:hover {
    color: var(--text-color-normal);
}