html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    font-family: Helvetica, Arial, sans-serif;
    background: #000;
    color: #fff;
    line-height: 1.5;
}

/* Layout */
.wrapper {
    display: flex;
    width: 100%;
}

/* Sidebar */
.nav {
    width: 240px;
    padding: 64px 24px;
    border-right: 1px solid #1a1a1a;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    box-sizing: border-box;

    display: flex;
    flex-direction: column;
}

.nav a {
    display: block;
    font-size: 14px;
    color: #888;
    text-decoration: none;
    margin-bottom: 12px;
}

/* Alignment fix */
.nav a:first-of-type {
    margin-top: 6px;
}

.nav a:hover,
.nav a.active {
    color: #fff;
}

/* Sidebar footer */
.nav footer {
    margin-top: auto;
    font-size: 12px;
    color: #777;
    line-height: 1.2;
    white-space: nowrap;
}

.nav footer a {
    color: #777;
    text-decoration: none;
}

.nav footer a:hover {
    color: #fff;
}

/* Content */
.container {
    max-width: 720px;
    margin-left: 240px;
    padding: 64px 24px;
}

/* Typography */
h1 {
    font-size: 36px;
    font-weight: 500;
    margin: 0;
}

h2 {
    font-size: 22px;
    font-weight: 500;
    margin: 48px 0 12px;
}

p {
    margin: 10px 0;
    color: #d0d0d0;
}

pre {
    background: #0d0d0d;
    border: 1px solid #222;
    padding: 14px;
    font-size: 13px;
    overflow-x: auto;
    margin: 14px 0;
}

.muted {
    color: #888;
}

/* Inputs */
.row {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

input {
    background: #0d0d0d;
    border: 1px solid #222;
    color: #fff;
    padding: 8px;
    font-size: 13px;
    width: 260px;
}

button {
    background: #fff;
    color: #000;
    border: none;
    padding: 8px 14px;
    font-size: 13px;
    cursor: pointer;
}

button:hover {
    background: #e5e5e5;
}

/* Mobile */
@media (max-width: 800px) {
    .nav {
        display: none;
    }

    .container {
        margin-left: 0;
        padding: 48px 20px;
    }
}