@font-face {
    font-family: "Libertinus Serif";
    font-display: swap;
    src: url("/font/libertinus_serif_regular.woff2") format("woff2");
}

@font-face {
    font-family: "Libertinus Serif";
    font-style: italic;
    font-display: swap;
    src: url("/font/libertinus_serif_italic.woff2") format("woff2");
}

@font-face {
    font-family: "Libertinus Serif";
    font-weight: bold;
    font-display: swap;
    src: url("/font/libertinus_serif_bold.woff2") format("woff2");
}

@font-face {
    font-family: "Fira Code";
    size-adjust: 0.83;
    src: url("/font/fira_code_regular.woff2") format("woff2");
}

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

:root {
    --page-color: #f4f4f4;
    --on-page-color: #1a1a1a;
    --on-page-color-dimmed: #6b6b6b;
    --card-color: #ffffff;
    --on-card-color: #2c2c2c;
    --card-highlight-bg-color: #cccccc;
    --card-highlight-fg-color: #000000;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page-color: #1a1a1a;
    --on-page-color: #fafafa;
    --on-page-color-dimmed: #6b6b6b;
    --card-color: #000000;
    --on-card-color: #eaeaea;
    --card-highlight-bg-color: #555555;
    --card-highlight-fg-color: #ffffff;
  }
}

html {
    font-family: "Libertinus Serif", "Times New Roman", Times, serif;
    font-size: 13pt;
    line-height: 1.6;
    color: var(--on-page-color);
    background-color: var(--page-color);
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
}

header {
    position: fixed;
    top: 3rem;
    left: 2rem;
    margin-bottom: 2.5rem;
}

header h1 {
    font-size: 2.2rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.1rem;
    max-width: 40ch;
    margin-inline: auto;
}

nav {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: center;
    font-size: 1.1rem;
}

nav > a {
    text-decoration: none;
}

nav > a::after {
    content: " →";
}

main {
    width: 100%;
    max-width: 100ch;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

section {
    background: var(--card-color);
    color: var(--on-card-color);
    padding: 2rem;
}

section h2 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
    scroll-margin-top: 4rem;
}

a {
    color: inherit;
    text-decoration: underline 1px;
}

a:hover {
    text-decoration: underline 2.5px;
}

span.liam::after {
    content: "@";
}

ul {
    padding-inline-start: 1em;
}

li {
    padding-inline-start: 0.5em;
}

ul.projects li {
    margin-block: 2em;
}

code {
    font-family: "Fira Code", monospace;
    padding-inline: 0.25em;
    padding-block: 0.1em;
    border-radius: 0.33em;
    background-color: var(--card-highlight-bg-color);
    color: var(--card-highlight-fg-color);
    hyphens: none;
}

figure {
    background: var(--card-color);
    color: var(--on-card-color);
}

img {
    width: 100%;
}

img.impressum {
    width: auto;
}

figcaption {
    padding-inline: 2rem;
    padding-top: 0.5rem;
    padding-bottom: 1rem;
}

footer {
    margin-top: 2.5rem;
    font-size: 0.8rem;
    color: var(--on-page-color-dimmed);
    text-align: center;
}

summary {
    cursor: pointer;
}

@media (max-width: 480px) {
    html {
        font-size: 12pt;
    }
}

@media (max-width: 1400px) {
    header {
        position: inherit;
    }

    nav {
        display: none;
    }
}