:root {
	--bg: #0f1117;
	--bg-elevated: #171a22;
	--bg-sidebar: #12151c;
	--border: #2a3140;
	--text: #e8eaef;
	--text-muted: #9aa3b5;
	--accent: #5b9cff;
	--accent-dim: #3d6fb8;
	--code-bg: #1c2230;
	--link: #7eb6ff;
	--link-hover: #a8d0ff;
	--success: #4ade80;
	--warn: #fbbf24;
	--radius: 10px;
	--sidebar-w: 280px;
	--header-h: 56px;
	--font: 'Segoe UI', system-ui, -apple-system, sans-serif;
	--mono: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, monospace;
}

* { box-sizing: border-box; }

html, body {
	margin: 0;
	height: 100%;
	background: var(--bg);
	color: var(--text);
	font-family: var(--font);
	line-height: 1.55;
}

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }

code, pre { font-family: var(--mono); }

.wiki-app {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

.wiki-header {
	display: flex;
	align-items: center;
	gap: 1rem;
	height: var(--header-h);
	padding: 0 1rem;
	background: var(--bg-elevated);
	border-bottom: 1px solid var(--border);
	position: sticky;
	top: 0;
	z-index: 20;
}

.wiki-menu-btn {
	display: none;
	background: transparent;
	border: 1px solid var(--border);
	color: var(--text);
	border-radius: 6px;
	padding: 0.35rem 0.6rem;
	cursor: pointer;
	font-size: 1.1rem;
}

.wiki-brand {
	display: flex;
	flex-direction: column;
	min-width: 0;
}

.wiki-brand-link {
	font-weight: 700;
	font-size: 1.05rem;
	color: var(--text);
	text-decoration: none;
}

.wiki-brand-link:hover { color: var(--accent); text-decoration: none; }

.wiki-brand-sub {
	font-size: 0.72rem;
	color: var(--text-muted);
}

.wiki-search-wrap { flex: 1; max-width: 420px; margin-left: auto; }

.wiki-search {
	width: 100%;
	padding: 0.5rem 0.85rem;
	border-radius: 999px;
	border: 1px solid var(--border);
	background: var(--bg);
	color: var(--text);
	font-size: 0.9rem;
}

.wiki-search:focus {
	outline: 2px solid var(--accent-dim);
	border-color: var(--accent);
}

.wiki-body {
	display: flex;
	flex: 1;
	min-height: 0;
}

.wiki-sidebar {
	width: var(--sidebar-w);
	flex-shrink: 0;
	background: var(--bg-sidebar);
	border-right: 1px solid var(--border);
	overflow-y: auto;
	padding: 0.75rem 0;
}

.wiki-nav-section { margin-bottom: 0.5rem; }

.wiki-nav-title {
	display: block;
	padding: 0.35rem 1rem;
	font-size: 0.68rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--text-muted);
}

.wiki-nav-group {
	display: block;
	padding: 0.2rem 1rem 0.1rem 1.25rem;
	font-size: 0.65rem;
	color: var(--text-muted);
	opacity: 0.85;
}

.wiki-nav-link {
	display: block;
	padding: 0.35rem 1rem 0.35rem 1.25rem;
	font-size: 0.86rem;
	color: var(--text-muted);
	border-left: 3px solid transparent;
	text-decoration: none;
	line-height: 1.35;
}

.wiki-nav-link:hover {
	color: var(--text);
	background: rgba(255,255,255,0.03);
	text-decoration: none;
}

.wiki-nav-link.active {
	color: var(--accent);
	border-left-color: var(--accent);
	background: rgba(91, 156, 255, 0.08);
}

.wiki-main {
	flex: 1;
	overflow-y: auto;
	padding: 1.5rem 2rem 3rem;
	max-width: 920px;
}

.wiki-loading, .wiki-error {
	padding: 2rem;
	color: var(--text-muted);
}

.wiki-error { color: #f87171; }

.wiki-article :is(h1, h2, h3, h4) {
	line-height: 1.25;
	margin-top: 1.75rem;
	margin-bottom: 0.75rem;
	scroll-margin-top: calc(var(--header-h) + 1rem);
}

.wiki-article h1 {
	font-size: 1.85rem;
	margin-top: 0;
	padding-bottom: 0.5rem;
	border-bottom: 1px solid var(--border);
}

.wiki-article h2 { font-size: 1.35rem; border-bottom: 1px solid var(--border); padding-bottom: 0.35rem; }
.wiki-article h3 { font-size: 1.1rem; }

.wiki-article p, .wiki-article ul, .wiki-article ol, .wiki-article table, .wiki-article pre {
	margin: 0 0 1rem;
}

.wiki-article li { margin-bottom: 0.35rem; }

.wiki-article blockquote {
	margin: 0 0 1rem;
	padding: 0.5rem 1rem;
	border-left: 3px solid var(--accent);
	background: rgba(91, 156, 255, 0.06);
	color: var(--text-muted);
}

.wiki-article hr {
	border: none;
	border-top: 1px solid var(--border);
	margin: 2rem 0;
}

.wiki-article code {
	background: var(--code-bg);
	padding: 0.12rem 0.35rem;
	border-radius: 4px;
	font-size: 0.88em;
}

.wiki-article pre {
	background: var(--code-bg);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 1rem;
	overflow-x: auto;
}

.wiki-article pre code {
	background: none;
	padding: 0;
	font-size: 0.82rem;
}

.wiki-article table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.9rem;
}

.wiki-article th, .wiki-article td {
	border: 1px solid var(--border);
	padding: 0.45rem 0.65rem;
	text-align: left;
}

.wiki-article th {
	background: var(--bg-elevated);
	font-weight: 600;
}

.wiki-article tr:nth-child(even) td { background: rgba(255,255,255,0.02); }

.wiki-page-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 1rem;
	margin-bottom: 1.25rem;
	font-size: 0.78rem;
	color: var(--text-muted);
}

.wiki-page-meta span {
	background: var(--bg-elevated);
	border: 1px solid var(--border);
	border-radius: 999px;
	padding: 0.15rem 0.6rem;
}

.wiki-footer {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 0.5rem;
	padding: 0.65rem 1rem;
	font-size: 0.75rem;
	color: var(--text-muted);
	border-top: 1px solid var(--border);
	background: var(--bg-elevated);
}

.wiki-footer code {
	font-size: 0.72rem;
	background: var(--code-bg);
	padding: 0.1rem 0.3rem;
	border-radius: 3px;
}

.wiki-search-results {
	position: absolute;
	top: calc(var(--header-h) - 4px);
	left: 0;
	right: 0;
	max-height: 320px;
	overflow-y: auto;
	background: var(--bg-elevated);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: 0 12px 40px rgba(0,0,0,0.45);
	z-index: 30;
}

.wiki-search-hit {
	display: block;
	padding: 0.6rem 0.85rem;
	border-bottom: 1px solid var(--border);
	text-decoration: none;
	color: inherit;
}

.wiki-search-hit:hover { background: rgba(255,255,255,0.04); text-decoration: none; }
.wiki-search-hit-title { font-weight: 600; color: var(--text); }
.wiki-search-hit-desc { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.15rem; }

@media (max-width: 860px) {
	.wiki-menu-btn { display: block; }
	.wiki-sidebar {
		position: fixed;
		top: var(--header-h);
		left: 0;
		bottom: 0;
		transform: translateX(-100%);
		transition: transform 0.2s ease;
		z-index: 15;
		box-shadow: 4px 0 24px rgba(0,0,0,0.4);
	}
	.wiki-sidebar.open { transform: translateX(0); }
	.wiki-main { padding: 1rem; }
}

@media print {
	.wiki-header, .wiki-sidebar, .wiki-footer, .wiki-menu-btn { display: none !important; }
	.wiki-main { max-width: none; padding: 0; }
	body { background: #fff; color: #000; }
}