:root {
	color-scheme: light;
	--bruce-canvas: #ffffff;
	--bruce-bg: #ffffff;
	--bruce-fg: #000000;
	--bruce-fg-secondary: rgba(60, 60, 67, 0.6);
	--bruce-fill: rgba(120, 120, 128, 0.12);
	--bruce-border: rgba(60, 60, 67, 0.12);
	--docs-sidebar: 280px;
	--docs-toc: 220px;
	--docs-header: 64px;
	--radius: 10px;
	--font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

[data-theme="dark"] {
	color-scheme: dark;
	--bruce-canvas: #000000;
	--bruce-bg: #000000;
	--bruce-fg: #ffffff;
	--bruce-fg-secondary: rgba(235, 235, 245, 0.72);
	--bruce-fill: rgba(120, 120, 128, 0.28);
	--bruce-border: #3a3a3c;
}

* { box-sizing: border-box; }
html, body {
	margin: 0;
	padding: 0;
	min-height: 100%;
	font-family: var(--font);
	background: var(--bruce-canvas);
	color: var(--bruce-fg);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { opacity: 0.7; }

/* —— Header (Bruce marketing family) —— */
.site-header {
	position: sticky;
	top: 0;
	z-index: 40;
	height: var(--docs-header);
	background: var(--bruce-bg);
	border-bottom: 1px solid var(--bruce-border);
}
.header-bar {
	max-width: 1400px;
	margin: 0 auto;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0 1.5rem;
	gap: 1rem;
}
.brand-name {
	font-weight: 800;
	font-size: 1.5rem;
	letter-spacing: -0.07em;
}
.header-nav {
	display: flex;
	gap: 1.25rem;
	font-size: 0.875rem;
	font-weight: 500;
}
.header-actions {
	display: flex;
	align-items: center;
	gap: 0.75rem;
}
.header-cta {
	display: inline-flex;
	align-items: center;
	padding: 0.45rem 0.9rem;
	border-radius: 14px;
	background: var(--bruce-fg);
	color: var(--bruce-bg);
	font-size: 0.875rem;
	font-weight: 600;
}
.header-cta:hover { opacity: 0.85; }
.search-btn {
	border: 1px solid var(--bruce-border);
	background: var(--bruce-fill);
	color: var(--bruce-fg-secondary);
	border-radius: 10px;
	padding: 0.4rem 0.75rem;
	font-size: 0.8rem;
	cursor: pointer;
	min-width: 140px;
	text-align: left;
}
.theme-toggle {
	border: none;
	background: transparent;
	color: var(--bruce-fg);
	cursor: pointer;
	padding: 0.35rem;
	border-radius: 8px;
}
.theme-toggle:hover { background: var(--bruce-fill); }
.menu-toggle {
	display: none;
	border: 1px solid var(--bruce-border);
	background: transparent;
	color: var(--bruce-fg);
	border-radius: 8px;
	padding: 0.4rem 0.6rem;
	cursor: pointer;
}

/* —— Shell —— */
.docs-shell {
	display: grid;
	grid-template-columns: var(--docs-sidebar) minmax(0, 1fr) var(--docs-toc);
	max-width: 1400px;
	margin: 0 auto;
	min-height: calc(100vh - var(--docs-header));
}
.docs-sidebar {
	position: sticky;
	top: var(--docs-header);
	height: calc(100vh - var(--docs-header));
	overflow: auto;
	padding: 1.25rem 1rem 2rem;
	border-right: 1px solid var(--bruce-border);
}
.docs-sidebar h2 {
	font-size: 0.7rem;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--bruce-fg-secondary);
	margin: 1.25rem 0 0.5rem;
	font-weight: 600;
}
.docs-sidebar h2:first-child { margin-top: 0.25rem; }
.docs-sidebar a {
	display: block;
	padding: 0.4rem 0.65rem;
	border-radius: 8px;
	font-size: 0.9rem;
	color: var(--bruce-fg-secondary);
	margin-bottom: 2px;
}
.docs-sidebar a:hover {
	opacity: 1;
	background: var(--bruce-fill);
	color: var(--bruce-fg);
}
.docs-sidebar a.active {
	background: var(--bruce-fill);
	color: var(--bruce-fg);
	font-weight: 600;
}

.docs-main {
	padding: 2rem 2.5rem 4rem;
	max-width: 760px;
}
.docs-main h1 {
	font-size: 2rem;
	letter-spacing: -0.03em;
	line-height: 1.2;
	margin: 0 0 0.75rem;
	font-weight: 700;
}
.docs-main h2 {
	font-size: 1.35rem;
	margin: 2.25rem 0 0.75rem;
	letter-spacing: -0.02em;
	scroll-margin-top: calc(var(--docs-header) + 1rem);
}
.docs-main h3 {
	font-size: 1.1rem;
	margin: 1.75rem 0 0.5rem;
	scroll-margin-top: calc(var(--docs-header) + 1rem);
}
.docs-main p, .docs-main li { color: var(--bruce-fg); }
.docs-main .lead {
	font-size: 1.05rem;
	color: var(--bruce-fg-secondary);
	margin: 0 0 1.5rem;
}
.docs-main code {
	font-family: var(--font-mono);
	font-size: 0.85em;
	background: var(--bruce-fill);
	padding: 0.12em 0.35em;
	border-radius: 6px;
}
.docs-main pre {
	background: var(--bruce-fill);
	border: 1px solid var(--bruce-border);
	border-radius: 12px;
	padding: 1rem 1.1rem;
	overflow: auto;
	font-size: 0.85rem;
	line-height: 1.5;
}
.docs-main pre code {
	background: none;
	padding: 0;
}
.docs-main table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.9rem;
	margin: 1rem 0 1.5rem;
}
.docs-main th, .docs-main td {
	border: 1px solid var(--bruce-border);
	padding: 0.55rem 0.75rem;
	text-align: left;
	vertical-align: top;
}
.docs-main th { background: var(--bruce-fill); font-weight: 600; }

.hint {
	border: 1px solid var(--bruce-border);
	border-radius: 12px;
	padding: 0.9rem 1rem;
	margin: 1.25rem 0;
	background: var(--bruce-fill);
	font-size: 0.925rem;
}
.hint strong { display: block; margin-bottom: 0.25rem; }
.hint.warn { border-color: #d97706; }
.hint.ok { border-color: #16a34a; }

.prev-next {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	margin-top: 3rem;
	padding-top: 1.5rem;
	border-top: 1px solid var(--bruce-border);
}
.prev-next a {
	flex: 1;
	padding: 1rem;
	border: 1px solid var(--bruce-border);
	border-radius: 12px;
	font-size: 0.9rem;
}
.prev-next a span {
	display: block;
	font-size: 0.75rem;
	color: var(--bruce-fg-secondary);
	margin-bottom: 0.25rem;
}
.prev-next a.next { text-align: right; }

.docs-toc {
	position: sticky;
	top: var(--docs-header);
	height: calc(100vh - var(--docs-header));
	overflow: auto;
	padding: 1.5rem 1rem 2rem 0.5rem;
	font-size: 0.8rem;
}
.docs-toc p {
	margin: 0 0 0.75rem;
	font-weight: 600;
	color: var(--bruce-fg-secondary);
	text-transform: uppercase;
	letter-spacing: 0.05em;
	font-size: 0.7rem;
}
.docs-toc a {
	display: block;
	padding: 0.3rem 0;
	color: var(--bruce-fg-secondary);
	border-left: 2px solid transparent;
	padding-left: 0.75rem;
}
.docs-toc a.active {
	color: var(--bruce-fg);
	border-left-color: var(--bruce-fg);
	font-weight: 600;
}

/* —— Footer —— */
.site-footer {
	border-top: 1px solid var(--bruce-border);
	padding: 2rem 1.5rem;
	display: flex;
	flex-wrap: wrap;
	gap: 1.5rem;
	justify-content: space-between;
	align-items: flex-start;
	max-width: 1400px;
	margin: 0 auto;
}
.footer-brand { font-weight: 700; }
.footer-legal {
	margin: 0.35rem 0 0;
	font-size: 0.8rem;
	color: var(--bruce-fg-secondary);
	max-width: 28rem;
}
.footer-links {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
	font-size: 0.875rem;
}

.landing-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
	gap: 1rem;
	margin-top: 2rem;
}
.landing-card {
	border: 1px solid var(--bruce-border);
	border-radius: 14px;
	padding: 1.25rem;
	transition: background 150ms ease;
}
.landing-card:hover {
	opacity: 1;
	background: var(--bruce-fill);
}
.landing-card h3 { margin: 0 0 0.4rem; font-size: 1rem; }
.landing-card p { margin: 0; font-size: 0.875rem; color: var(--bruce-fg-secondary); }

#search-modal {
	display: none;
	position: fixed;
	inset: 0;
	z-index: 100;
	background: rgba(0,0,0,0.45);
	align-items: flex-start;
	justify-content: center;
	padding-top: 12vh;
}
#search-modal.open { display: flex; }
#search-modal .panel {
	width: min(560px, 92vw);
	background: var(--bruce-bg);
	border: 1px solid var(--bruce-border);
	border-radius: 14px;
	overflow: hidden;
}
#search-modal input {
	width: 100%;
	border: none;
	background: transparent;
	color: var(--bruce-fg);
	padding: 1rem 1.1rem;
	font-size: 1rem;
	outline: none;
	border-bottom: 1px solid var(--bruce-border);
}
#search-results { max-height: 50vh; overflow: auto; }
#search-results a {
	display: block;
	padding: 0.75rem 1.1rem;
	border-bottom: 1px solid var(--bruce-border);
	font-size: 0.9rem;
}
#search-results a:hover { background: var(--bruce-fill); opacity: 1; }

@media (max-width: 1100px) {
	.docs-shell { grid-template-columns: var(--docs-sidebar) minmax(0, 1fr); }
	.docs-toc { display: none; }
}
@media (max-width: 800px) {
	.header-nav { display: none; }
	.menu-toggle { display: inline-flex; }
	.docs-shell { grid-template-columns: 1fr; }
	.docs-sidebar {
		display: none;
		position: fixed;
		inset: var(--docs-header) 0 0 0;
		z-index: 30;
		background: var(--bruce-bg);
		height: auto;
		border-right: none;
	}
	.docs-sidebar.open { display: block; }
	.docs-main { padding: 1.5rem 1.15rem 3rem; }
	.search-btn { min-width: 0; }
}