:root {
    --bg: #0d1117;
    --bg-alt: #161b22;
    --text: #eaeaea;
    --muted: #8b949e;
    --green: #b5e853;
    --blue: #63c0f5;
    --blue-light: #9fdaff;
    --border: #30363d;
}

/* --------------------------------------------------
   Base
   -------------------------------------------------- */

* {
    box-sizing: border-box;
}

html {
    background: var(--bg);
}

body {
    margin: 0;
    background:
        radial-gradient(
            rgba(255, 255, 255, 0.025) 1px,
            transparent 1px
        ),
        var(--bg);
    background-size: 4px 4px;

    color: var(--text);
    font-family:
        Monaco,
        "Bitstream Vera Sans Mono",
        "Lucida Console",
        Terminal,
        monospace;

    font-size: 17px;
    line-height: 1.75;
}

/* --------------------------------------------------
   Links
   -------------------------------------------------- */

a {
    color: var(--blue);
    text-decoration: none;
}

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

/* --------------------------------------------------
   Site shell
   -------------------------------------------------- */

.site {
    max-width: 1200px;
    margin: 0 auto;
    padding: 50px 40px 70px;
}

/* --------------------------------------------------
   Header
   -------------------------------------------------- */

.site-header {
    border-bottom: 1px solid var(--border);
    margin-bottom: 55px;
    padding-bottom: 22px;
}

.site-title {
    margin: 0;
    color: var(--green);
    font-size: 30px;
    font-weight: normal;
    line-height: 1.3;
}

.site-title::before {
    content: "$ ";
    color: var(--blue);
}

.site-title a {
    color: var(--green);
    text-decoration: none;
}

.site-title a:hover {
    color: var(--green);
    text-decoration: none;
}

.site-nav {
    display: flex;
    gap: 28px;
    margin-top: 14px;
}

.site-nav a {
    color: var(--blue);
}

.site-nav a:hover {
    color: var(--green);
}

/* --------------------------------------------------
   Content
   -------------------------------------------------- */

.content {
    max-width: 1100px;
}

.content h1,
.content h2,
.content h3,
.content h4 {
    color: var(--green);
    font-weight: normal;
    line-height: 1.35;
}

.content h1 {
    margin-top: 0;
    margin-bottom: 30px;
    font-size: 34px;
}

.content h2 {
    margin-top: 55px;
    margin-bottom: 22px;
    font-size: 26px;
}

.content h3 {
    margin-top: 42px;
    margin-bottom: 18px;
    font-size: 21px;
}

.content h4 {
    margin-top: 32px;
    margin-bottom: 14px;
    font-size: 18px;
}

.content p {
    margin: 0 0 25px;
}

/* --------------------------------------------------
   Lists
   -------------------------------------------------- */

.content ul,
.content ol {
    margin-top: 0;
    margin-bottom: 25px;
    padding-left: 32px;
}

.content li {
    margin-bottom: 8px;
}

/* --------------------------------------------------
   Blockquotes
   -------------------------------------------------- */

.content blockquote {
    margin: 30px 0;
    padding: 12px 22px;
    border-left: 3px solid var(--blue);
    color: var(--muted);
}

/* --------------------------------------------------
   Inline code
   -------------------------------------------------- */

.content code {
    padding: 2px 7px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    color: var(--blue-light);
}

/* --------------------------------------------------
   Keyboard input
   -------------------------------------------------- */

.content kbd {
    padding: 2px 8px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    color: var(--blue-light);
    font-family: inherit;
    font-size: 0.95em;
}

/* --------------------------------------------------
   Code blocks
   -------------------------------------------------- */

.content pre {
    margin: 30px 0;
    padding: 22px;

    overflow-x: auto;
    white-space: pre-wrap;
    overflow-wrap: anywhere;

    background: var(--bg-alt);
    border: 1px solid var(--border);

    line-height: 1.55;
}

.content pre code {
    padding: 0;
    background: transparent;
    border: 0;
}

/* --------------------------------------------------
   Tables
   -------------------------------------------------- */

.content table {
    width: 100%;
    margin: 30px 0;
    border-collapse: collapse;
}

.content th,
.content td {
    padding: 11px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.content th {
    color: var(--green);
    font-weight: normal;
}

.content tr:hover {
    background: var(--bg-alt);
}

/* --------------------------------------------------
   Horizontal rules
   -------------------------------------------------- */

.content hr {
    margin: 55px 0;
    border: 0;
    border-top: 1px solid var(--border);
}

/* --------------------------------------------------
   Images
   -------------------------------------------------- */

.content img {
    max-width: 100%;
    height: auto;
}

/* --------------------------------------------------
   Footer
   -------------------------------------------------- */

.site-footer {
    margin-top: 75px;
    padding-top: 22px;
    border-top: 1px solid var(--border);

    color: var(--muted);
    font-size: 14px;
}

.site-footer::before {
    content: "$ ";
    color: var(--blue);
}

/* --------------------------------------------------
   Mobile
   -------------------------------------------------- */

@media (max-width: 700px) {

    body {
        font-size: 16px;
        line-height: 1.7;
    }

    .site {
        padding: 30px 20px 45px;
    }

    .site-header {
        margin-bottom: 40px;
    }

    .site-title {
        font-size: 23px;
    }

    .site-nav {
        gap: 20px;
    }

    .content h1 {
        font-size: 29px;
    }

    .content h2 {
        font-size: 23px;
    }

    .content h3 {
        font-size: 19px;
    }

    .content table {
        font-size: 15px;
    }

    .content th,
    .content td {
        padding: 9px 10px;
    }
}