body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7;
    color: #333;
}

main {
    background-color: #fff !important;
    color: #000 !important;
    display: flex;
    align-items: flex-start;
    padding: 0 20px;
    justify-content: space-between;
    flex-wrap: wrap;
}

main * {
    color: inherit;
}

main a {
    color: #0066cc;
}

main h2, main h3, main h4, main strong {
    color: #000;
}

main nav label, main nav label a {
    color: #000;
}

main .submenu-wrap a {
    color: #555;
}

@media (min-width: 1400px) {
    main {
        padding: 40px 120px;
    }
}

/* ── Headings ──────────────────────────────────────────────────────── */

h2 {
    font-size: 2em;
    text-transform: uppercase;
    margin: 60px 0 30px 0;
    padding-top: 20px;
    border-top: 2px solid #e0e0e0;
    font-weight: 700;
    letter-spacing: 0.5px;
}

h2:first-of-type {
    border-top: none;
    margin-top: 0;
}

h3 {
    font-size: 1.4em;
    font-weight: 600;
    margin: 40px 0 20px 0;
    color: #222;
}

h4 {
    font-size: 1.2em;
    margin: 40px 0 20px 0;
    font-weight: 600;
}

hr {
    color: #eee;
    width: 50%;
    margin: 40px auto;
}

/* ── Sidebar navigation ────────────────────────────────────────────── */

nav {
    width: 100%;
    padding: 20px;
    border-bottom: 1px solid #888;
}

@media (min-width: 768px) {
    nav {
        position: sticky;
        top: 32px;
        width: 200px;
        border-bottom: none;
        max-height: calc(100vh - 64px);
        overflow-y: auto;
    }
}

@media (min-width: 992px) {
    nav {
        width: 300px;
        max-height: calc(100vh - 64px);
        overflow-y: auto;
    }
}

nav label,
nav label a {
    display: block;
    margin: 8px 0;
    cursor: pointer;
    text-decoration: none;
    color: #000;
    font-weight: 600;
    font-size: 15px;
    transition: color 0.2s;
}

nav label:hover {
    color: #0066cc;
}

nav input {
    display: none;
}

/* ── Submenus ──────────────────────────────────────────────────────── */

.submenu-wrap {
    display: flex;
    flex-direction: column;
    gap: 5px;
    max-height: 0;
    margin: -8px 0 0;
    padding: 0 10px;
    overflow: hidden;
    transition: max-height .4s linear;
    list-style: none;
}

@media (min-width: 992px) {
    .submenu-wrap {
        padding: 0 20px;
    }
}

input:checked + .submenu-wrap {
    margin: 0;
    max-height: 600px;
}

.submenu-wrap label {
    font-size: 14px;
    margin: 0;
    font-weight: 400;
}

.submenu-wrap li {
    font-size: 14px;
    margin: 0;
}

.submenu-wrap li label {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    margin: 0;
}

.submenu-wrap a {
    color: #555;
    text-decoration: none;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    transition: color 0.2s;
}

.submenu-wrap a:hover {
    color: #0066cc;
    text-decoration: none;
}

/* ── Content area ──────────────────────────────────────────────────── */

.content {
    width: 500px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.8;
}

@media (min-width: 992px) {
    .content {
        width: 600px;
        font-size: 17px;
    }
}

@media (min-width: 1200px) {
    .content {
        width: 800px;
        font-size: 17px;
    }
}

.content p {
    margin: 20px 0;
}

.content ul,
.content ol {
    margin: 20px 0;
    padding-left: 30px;
}

.content li {
    margin: 10px 0;
    line-height: 1.7;
}

.content code {
    background: #f5f5f5;
    border-radius: 3px;
    font-family: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;
    font-size: 0.9em;
    color: #c7254e;
}

.content a {
    color: #0066cc;
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
}

.content strong {
    font-weight: 600;
    color: #000;
}

/* ── Code blocks ───────────────────────────────────────────────────── */

pre {
    background: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-left: 3px solid #0066cc;
    padding: 20px;
    font-family: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;
    font-size: 14px;
    max-width: 100%;
    white-space: pre-wrap;
    overflow-x: auto;
    border-radius: 4px;
    margin: 25px 0;
    line-height: 1.6;
}

pre code {
    background: none;
    padding: 0;
    color: #333;
    font-size: inherit;
}

/* ── Images ────────────────────────────────────────────────────────── */

.content img {
    max-width: 100%;
    height: auto;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    margin: 20px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

/* ── Tables ────────────────────────────────────────────────────────── */

.content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 14px;
}

.table-wrap {
    overflow-x: auto;
    margin: 20px 0;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
}

.table-wrap table {
    margin: 0;
    border: 0;
    min-width: 600px;
}

.content thead th {
    background: #f5f5f5;
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    border-bottom: 2px solid #e0e0e0;
    white-space: nowrap;
}

.content tbody td {
    padding: 8px 14px;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: top;
    line-height: 1.5;
}

.content tbody td code {
    white-space: nowrap;
    font-size: 12px;
}

.content tbody tr:hover td {
    background: #f9f9f9;
}

/* ── Changelog ─────────────────────────────────────────────────────── */

.changelog p {
    margin: 50px 0;
}