:root {
    --bg-main: #1b1b32;
    --bg-nav: #0a0a23;
    --text-main: #f5f6f7;
    --text-accent: #99c9ff;
    --border-color: #3b3b4f;
}

* {
    box-sizing: border-box;
    margin: 0;
    font-family: sans-serif;
}

html {
    scroll-behavior: smooth;
}



#navbar {
    background-color: var(--bg-nav);
    width: 100%;
    padding: 5px;
    border-bottom: 2px solid var(--border-color);
}

body {
    font-family: 'Lato', sans-serif;
    line-height: 1.6;
}

h1,
h2,
h3,
header {
    font-family: 'Roboto', sans-serif;
}

main {
    padding: 15px;
    color: var(--text-main);
    background-color: var(--bg-main);
    padding-top: 3rem;
}

@media (min-width: 600px) {

    body {
        display: grid;
        grid-template-columns: 300px 1fr;
    }

    #navbar {
        width: 300px;
        position: sticky;
        top: 0;
        height: 100vh;
        border-right: 2px solid var(--border-color);
        border-bottom: none;
    }

}

nav ul {
    list-style-type: none;
    width: 100%;
    padding: 0;
    margin: 0;

}


a {
    display: block;
    padding: 1.5rem;
    max-width: 100%;
    color: var(--text-accent);
    text-decoration: none;
}



header {
    font-size: 2rem;
    color: var(--text-accent);
    padding: 1.5rem;
}

li {
    line-height: 1.6;
}

code {
    padding: 0.2rem 0.4rem;
    border-radius: 5px;
    background-color: var(--border-color);
    color: var(--text-main);
}

.main-section {
    margin-bottom: 10px;
    padding: 2rem 3rem;
}

a:hover {
    color: var(--text-main);
    background-color: #2a2a40;
}

pre {
    margin: 1.5rem 0;
    border-radius: 5px;
    padding: 1.5rem;
}