:root {
    --background: #0b0f14;
    --surface: #111820;
    --surface-light: #18212b;
    --text: #d7e0e8;
    --muted: #7f8b97;
    --accent: #43d17c;
    --border: #26313c;
    --code: #0a0e12;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--background);
    color: var(--text);

    font-family:
        Inter,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    line-height: 1.7;
}

.container {
    width: min(1100px, calc(100% - 40px));
    margin: 0 auto;
}


/* Header */

.site-header {
    background: rgba(11, 15, 20, 0.95);
    border-bottom: 1px solid var(--border);

    position: sticky;
    top: 0;

    backdrop-filter: blur(10px);

    z-index: 100;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;

    min-height: 64px;
}

.brand {
    font-family: monospace;
    font-size: 16px;
    font-weight: bold;
}

.prompt {
    color: var(--accent);
}

nav {
    display: flex;
    gap: 24px;
}

nav a {
    color: var(--muted);
    text-decoration: none;

    font-family: monospace;
    font-size: 14px;
}

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


/* Main */

main {
    padding: 70px 0;
}

.content {
    background: var(--surface);

    border: 1px solid var(--border);
    border-radius: 10px;

    padding: 45px;

    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.25);
}


/* Typography */

h1,
h2,
h3 {
    color: white;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;

    border-bottom: 1px solid var(--border);

    padding-bottom: 20px;
}

h2 {
    margin-top: 45px;
}

a {
    color: var(--accent);
}

strong {
    color: white;
}


/* Code */

code {
    background: var(--code);

    border: 1px solid var(--border);

    border-radius: 4px;

    padding: 3px 6px;

    font-family: monospace;
}

pre {
    background: var(--code);

    border: 1px solid var(--border);

    border-radius: 8px;

    padding: 20px;

    overflow-x: auto;
}

pre code {
    border: 0;
    padding: 0;
}


/* Tables */

table {
    width: 100%;

    border-collapse: collapse;

    margin: 30px 0;
}

th,
td {
    border: 1px solid var(--border);

    padding: 10px 14px;

    text-align: left;
}

th {
    background: var(--surface-light);
}


/* Blockquotes */

blockquote {
    border-left: 3px solid var(--accent);

    margin: 30px 0;
    padding: 5px 20px;

    color: var(--muted);
}


/* Footer */

footer {
    border-top: 1px solid var(--border);

    padding: 25px 0;

    color: var(--muted);

    font-family: monospace;

    font-size: 12px;
}


/* Mobile */

@media (max-width: 700px) {

    .site-header .container {
        flex-direction: column;

        align-items: flex-start;

        gap: 10px;

        padding: 15px 0;
    }

    nav {
        gap: 15px;
    }

    .content {
        padding: 25px;
    }

    h1 {
        font-size: 2rem;
    }
}