:root {
    --bg: #0e0e0e;
    --panel: #141414;
    --border: #ff9800;
    --text: #e8e8e8;
    --muted: #9a9a9a;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.7;

    background:
        linear-gradient(rgba(14, 14, 14, 0.92),
            rgba(14, 14, 14, 0.92)),
        var(--wiki-bg-image, none),
        var(--bg);

    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}


/* PAGE */
.page {
    max-width: 1200px;
    margin: 2.5rem auto 4rem;
    padding: 0 1.2rem;
}

/* HEADER */
.header {
    margin-bottom: 2.2rem;
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.header h1 {
    margin: 0;
    font-size: 1.9rem;
    font-weight: 600;
}

/* SEARCH */
.wiki-search {
    width: 360px;
    max-width: 100%;
}

.wiki-search input {
    width: 100%;
    padding: 0.55rem 0.7rem;
    background: #101010;
    border: 1px solid #1f1f1f;
    border-radius: 8px;
    color: var(--text);
    font-size: 0.85rem;
}

.wiki-search input::placeholder {
    color: var(--muted);
}

/* META */
.meta {
    margin-top: 0.4rem;
    font-size: 0.85rem;
    color: var(--muted);
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.meta .sep {
    opacity: 0.4;
}

/* LAYOUT */
.layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 2.5rem;
}

/* TOC NAV (top part of sidebar) */
.toc-panel {
    position: sticky;
    top: 1.5rem;
    align-self: start;
}

.toc-nav {
    font-size: 0.85rem;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.toc-nav a {
    color: var(--border);
    text-decoration: none;
    font-weight: 500;
}

.toc-nav a:hover {
    text-decoration: underline;
}

.toc-nav .sep {
    opacity: 0.4;
}

/* CONTENT */
.content {
    font-size: 0.96rem;
}

.content p {
    margin: 0.9rem 0;
    color: #e2e2e2;
}

/* INLINE CODE */
.content code {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    padding: 0.12rem 0.35rem;
    font-size: 0.85em;
}

/* CODE BLOCK */
pre {
    margin: 1.6rem 0;
    padding: 1rem 1.2rem;
    background: #101010;
    border-left: 2px solid var(--border);
    overflow-x: auto;
    font-size: 0.85rem;
}

/* TABLE */
table {
    width: 100%;
    margin: 1.8rem 0;
    border-collapse: collapse;
    font-size: 0.85rem;
}

th,
td {
    padding: 0.5rem 0.6rem;
    border-bottom: 1px solid #222;
}

th {
    color: #ffb74d;
    text-align: left;
}

/* LINKS */
.content a {
    color: var(--border);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 152, 0, 0.35);
    transition:
        color 0.15s ease,
        border-color 0.15s ease;
}

.content a:hover,
.content a:focus {
    color: #ffb74d;
    border-bottom-color: #ffb74d;
}

/* TEX */
.missing {
    color: #ff0000;
    font-weight: 500;
    font-family: ui-monospace, monospace;
}

/* FOOTER */
.footer {
    margin-top: 4rem;
    padding-top: 1rem;
    font-size: 0.75rem;
    color: var(--muted);
    border-top: 1px solid #222;
}

/* MOBILE */
@media (max-width: 900px) {
    .header-top {
        flex-direction: column;
        align-items: stretch;
        gap: 0.8rem;
    }

    .wiki-search {
        width: 100%;
    }

    .layout {
        grid-template-columns: 1fr;
    }

    .toc-panel {
        display: none;
    }
}