@font-face {
    font-family: jetbrains;
    src: url(fonts/JetBrainsMono[wght].ttf);
    font-weight: 1 1000;
}

@font-face {
    font-family: jetbrains-italic;
    src: url(fonts/JetBrainsMono-Italic[wght].ttf);
    font-weight: 1 1000;
}

:root {
    --color-black: #1c1c1c;
    --color-white: #eaeaea;
}

* {
    transition: all 200ms cubic-bezier(0.85, 0, 0.15, 1);
    box-sizing: border-box;
}

::-webkit-scrollbar {
    width: 5px;
    height: 0px;
}

::-webkit-scrollbar-thumb {
    border-radius: 300px;
    background: var(--color-white);
}

::selection {
    background: #000000;
}

body {
    font-family: 'jetbrains';
    font-size: calc(0.125em + 1vw);
    line-height: 1.3em;
    background: var(--color-black);
    color: var(--color-white);
    width: 100%;
    height: 100%;
    word-break: break-word;
    -webkit-font-smoothing: antialiased;
    text-size-adjust: 100%;
    text-rendering: optimizelegibility;
}

@media (max-width: 768px) {
    body {
        font-size: initial;
    }
}

h2,
h3 {
    margin-top: 0;
    padding-top: 15px;
}

code {
    border-radius: 15px;
    color: #c9d1d9;
    background: #0d1117;
    font-family: 'jetbrains';
    padding: 0px 7px;
}

.container {
    display: flex;
    gap: 50px;
    justify-content: center;
    padding: 15px;
    padding-top: 0;
}

@media (max-width: 768px) {
    .container {
        flex-direction: column;
    }
}

ul {
    padding: 0;
    margin: 0;
}

ul li ul {
    padding-left: 15px;
}

.mobile-menu-button {
    display: none;
}

@media (max-width: 768px) {
    .mobile-menu-button {
        display: block;
        position: fixed;
        bottom: 15px;
        width: calc(100% - 30px);
        text-align: center;
        backdrop-filter: blur(20px);
        padding: 5px;
        border-radius: 15px;
        z-index: 10;
    }
}

.menu {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow: scroll;
    padding-top: 15px;
    padding-right: 5px;
    width: 40%;
}

@media (max-width: 768px) {
    .menu {
        width: 100%;
        background-color: var(--color-black);
        left: 0;
        padding-left: 5px;
        display: none;
        position: fixed;
        overflow: auto;
    }

    body.active {
        overflow: hidden;
    }

    .menu.active {
        display: block;
        padding-bottom: 70px;
    }
}

.menu ul a {
    display: block;
    color: var(--color-white);
    text-decoration: none;
    padding-top: 5px;
    padding-bottom: 5px;
    padding-right: 5px;
    border-radius: 10px;
    transition: none;
}

.menu ul a:hover {
    background: #0d1117;
}

.level-2 {
    padding-left: 20px;
}
.level-3 {
    padding-left: 40px;
}
.level-4 {
    padding-left: 60px;
}

.guide {
    max-width: 80ch;
}

.guide ul {
    margin-left: 15px;
}

.block {
    display: none;
}

.block.active {
    display: block;
}

.title {
    font-size: 1.5em;
    font-weight: 900;
    margin-top: 15px;
}

.source {
    font-size: calc(0.1em + 1vw);
    color: #656a71;
    margin-top: 10px;
    margin-bottom: 25px;
}

@media (max-width: 768px) {
    .source {
        font-size: calc(0.6em + 1vw);
    }
}

.source a {
    color: #656a71;
}