@charset "utf-8";

:root {
    --font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
        Cantarell, sans-serif;
    --font-family-code: "Monaco", "Menlo", "Ubuntu Mono", monospace;
    --body-color: #fff;
    --body-color-medium: #f3f3f3;
    --body-color-light: #f9f9f9;
    --text-color: #1e2124;
    --text-color-medium: #636363;
    --text-color-light: #767676;
    --accent-color: #2b5945;
    --max-width: 720px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --body-color: #1e2124;
        --body-color-medium: #2f3234;
        --body-color-light: #494a4b;
        --text-color: #fff;
        --text-color-medium: #b9b9b9;
        --text-color-light: #9b9b9b;
        --accent-color: #4e8af7;
    }
}

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

html {
    font-size: 17px;
}

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--body-color);
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1rem;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: greyscale;
    transition:
        background-color 0.25s,
        color 0.25s;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

::selection {
    color: var(--body-color);
    background: var(--accent-color);
}

:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

ul {
    list-style: none;
    margin-left: 0;
}

ul li {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

ul li:before {
    content: "•";
    position: absolute;
    left: 0.5rem;
    color: var(--text-color-medium);
}

ol {
    list-style: decimal;
    margin-left: 1.5rem;
    padding-left: 0.5rem;
}

ol li {
    margin: 0.5rem 0;
    padding-left: 0.5rem;
}

ol li::marker {
    color: var(--text-color-medium);
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: opacity 0.25s;
}

a:hover {
    opacity: 0.65;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-family);
    font-weight: 500;
    color: var(--text-color);
    letter-spacing: -0.015em;
}

h1 {
    font-size: 2rem;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--body-color-medium);
}

h3 {
    font-size: 1.25rem;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin: 1rem 0;
}

strong {
    font-weight: 600;
}

code {
    font-family: var(--font-family-code);
    color: var(--text-color-medium);
    font-size: 0.9em;
    background: var(--body-color-medium);
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
}

pre {
    font-family: var(--font-family-code);
    background: var(--body-color-medium);
    border: 1px solid var(--body-color-light);
    border-radius: 4px;
    padding: 1rem;
    margin: 1.5rem 0;
    overflow-x: auto;
    line-height: 1.5;
}

pre code {
    display: block;
    padding: 0;
    background: transparent;
    border: none;
    font-size: 0.875rem;
}

blockquote {
    padding: 0.5rem 1rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-color-medium);
    border-left: 4px solid var(--accent-color);
    background: var(--body-color-light);
}

blockquote p:first-child {
    margin-top: 0;
}

blockquote p:last-child {
    margin-bottom: 0;
}

img,
video {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

figure {
    margin: 2rem 0;
}

figcaption {
    color: var(--text-color-light);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    text-align: center;
}

.hero-image {
    margin: 2rem 0;
    border-radius: 8px;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 400px;
}

table {
    margin: 1.5rem auto;
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--body-color-medium);
    font-size: 0.875rem;
}

th {
    border-bottom: 1px solid var(--text-color-medium);
    padding: 0.5rem 1rem;
    text-align: left;
}

td {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--body-color-medium);
}

tr:last-child td {
    border-bottom: none;
}

hr {
    border: none;
    border-top: 1px solid var(--body-color-medium);
    margin: 2rem 0;
}

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--body-color-medium);
}

.site-title {
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 700;
    font-stretch: ultra-expanded;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

nav {
    display: flex;
    gap: 1.5rem;
}

nav a {
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.25s;
}

nav a:hover {
    color: var(--accent-color);
    opacity: 1;
}

.menu-toggle {
    display: none;
}

.burger-menu {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.burger-menu span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-color);
    transition: all 0.3s ease;
}

.menu-toggle:checked + .burger-menu span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.menu-toggle:checked + .burger-menu span:nth-child(2) {
    opacity: 0;
}

.menu-toggle:checked + .burger-menu span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.meta {
    color: var(--text-color-light);
    font-size: 0.9rem;
}

article {
    flex: 1;
}

article h3 {
    font-family: var(--font-family-code);
    color: var(--text-color-medium);
    font-size: 0.9em;
    font-weight: 400;
    background: var(--body-color-medium);
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    display: inline-block;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

article > ul li {
    padding-left: 0;
}

article > ul li:before {
    content: none;
}

footer {
    margin-top: auto;
    padding-top: 2rem;
    color: var(--text-color-light);
    font-size: 0.9rem;
    text-align: center;
}

article h3 + ul {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    list-style: none;
    margin: 0 0 1rem 0;
}

article h3 + ul li {
    padding: 0;
}

article h3 + ul li:before {
    content: none;
}

article h3 + ul li a {
    display: block;
    transition: transform 0.2s;
}

article h3 + ul li a:hover {
    transform: scale(1.05);
}

article h3 + ul li img {
    width: 100%;
    aspect-ratio: 2 / 3;
    object-fit: cover;
}

@media (max-width: 600px) {
    body {
        padding: 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    article ul li {
        margin: 1rem 0;
    }

    article ul li code {
        display: inline-block;
        width: 7rem;
        margin-bottom: 0.25rem;
    }

    article ul li a {
        display: block;
    }

    .burger-menu {
        display: flex;
    }

    nav {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        max-width: 300px;
        background-color: var(--body-color);
        border-left: 1px solid var(--body-color-medium);
        flex-direction: column;
        gap: 0;
        padding: 4rem 2rem 2rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }

    .menu-toggle:checked ~ nav {
        right: 0;
    }

    nav a {
        padding: 1rem 0;
        border-bottom: 1px solid var(--body-color-medium);
    }

    nav a:last-child {
        border-bottom: none;
    }
}