:root {
	--bi-accent: #635bff;
	--bi-accent-hover: #5147f5;
	--bi-accent-soft: #f0eeff;
	--bi-bg: #f6f8fc;
	--bi-surface: #ffffff;
	--bi-surface-2: #f9fafd;
	--bi-text: #172033;
	--bi-muted: #707a91;
	--bi-border: #e9edf4;
	--bi-radius: 12px;
	--bi-radius-lg: 16px;
	--bi-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
	--bi-shadow-lg: 0 24px 64px rgba(15, 23, 42, 0.18);
	--bi-sidebar-w: 280px;
	--bi-content-max: 720px;
	--bi-font: "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: var(--bi-font);
	font-size: 16px;
	line-height: 1.65;
	color: var(--bi-text);
	background: var(--bi-bg);
	-webkit-font-smoothing: antialiased;
}

a {
	color: var(--bi-accent);
	text-decoration: none;
}

a:hover,
a:focus-visible {
	color: var(--bi-accent-hover);
	text-decoration: underline;
}

img {
	max-width: 100%;
	height: auto;
}

.bi-help-shell {
	display: grid;
	grid-template-columns: var(--bi-sidebar-w) 1fr;
	min-height: 100vh;
}

.bi-help-sidebar {
	position: sticky;
	top: 0;
	align-self: start;
	height: 100vh;
	overflow: auto;
	padding: 24px 20px;
	background: var(--bi-surface);
	border-right: 1px solid var(--bi-border);
}

.bi-help-brand {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 24px;
	padding-bottom: 20px;
	border-bottom: 1px solid var(--bi-border);
}

.bi-help-brand strong {
	display: block;
	font-size: 15px;
}

.bi-help-brand small {
	color: var(--bi-muted);
	font-size: 12px;
}

.bi-help-nav-group {
	margin-bottom: 20px;
}

.bi-help-nav-group > span {
	display: block;
	margin-bottom: 8px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--bi-muted);
}

.bi-help-nav a {
	display: block;
	padding: 8px 10px;
	border-radius: 8px;
	color: var(--bi-text);
	font-size: 14px;
	font-weight: 500;
}

.bi-help-nav a:hover,
.bi-help-nav a:focus-visible {
	background: var(--bi-accent-soft);
	text-decoration: none;
}

.bi-help-nav a.is-active {
	background: var(--bi-accent-soft);
	color: var(--bi-accent-hover);
}

.bi-help-main {
	min-width: 0;
}

.bi-help-topbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding: 16px 32px;
	background: rgba(246, 248, 252, 0.85);
	backdrop-filter: blur(12px);
	border-bottom: 1px solid var(--bi-border);
	position: sticky;
	top: 0;
	z-index: 10;
}

.bi-help-search-trigger {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	min-width: 280px;
	padding: 10px 14px;
	border: 1px solid var(--bi-border);
	border-radius: 10px;
	background: var(--bi-surface);
	color: var(--bi-muted);
	font-size: 14px;
	cursor: pointer;
	box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.bi-help-search-trigger kbd {
	margin-left: auto;
	padding: 2px 6px;
	border-radius: 6px;
	background: var(--bi-surface-2);
	border: 1px solid var(--bi-border);
	font-size: 11px;
	font-family: inherit;
}

.bi-help-content {
	max-width: calc(var(--bi-content-max) + 64px);
	padding: 32px 32px 80px;
}

.bi-help-breadcrumb {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-bottom: 20px;
	font-size: 13px;
	color: var(--bi-muted);
}

.bi-help-breadcrumb a {
	color: var(--bi-muted);
}

.bi-help-article h1 {
	margin: 0 0 12px;
	font-size: clamp(1.75rem, 3vw, 2.25rem);
	line-height: 1.2;
	letter-spacing: -0.02em;
}

.bi-help-lead {
	margin: 0 0 28px;
	font-size: 18px;
	color: var(--bi-muted);
}

.bi-help-article h2 {
	margin: 36px 0 12px;
	font-size: 1.35rem;
	letter-spacing: -0.01em;
}

.bi-help-article h3 {
	margin: 24px 0 8px;
	font-size: 1.05rem;
}

.bi-help-article p,
.bi-help-article li {
	color: #37415a;
}

.bi-help-article ul,
.bi-help-article ol {
	padding-left: 1.25rem;
}

.bi-help-article li + li {
	margin-top: 6px;
}

.bi-help-callout {
	margin: 24px 0;
	padding: 16px 18px;
	border-radius: var(--bi-radius);
	border: 1px solid var(--bi-border);
	background: var(--bi-surface);
}

.bi-help-callout--tip {
	border-color: #ded9ff;
	background: var(--bi-accent-soft);
}

.bi-help-related {
	margin-top: 48px;
	padding-top: 24px;
	border-top: 1px solid var(--bi-border);
}

.bi-help-related h2 {
	font-size: 1.1rem;
	margin-top: 0;
}

.bi-help-related ul {
	list-style: none;
	padding: 0;
	margin: 0;
	display: grid;
	gap: 8px;
}

.bi-help-hub {
	max-width: 880px;
	margin: 0 auto;
	padding: 64px 24px 96px;
	text-align: center;
}

.bi-help-hub h1 {
	font-size: clamp(2rem, 4vw, 2.75rem);
	margin-bottom: 12px;
}

.bi-help-hub-search {
	margin: 32px auto 48px;
	max-width: 560px;
}

.bi-help-hub-search button {
	width: 100%;
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 16px 20px;
	border: 1px solid var(--bi-border);
	border-radius: 14px;
	background: var(--bi-surface);
	box-shadow: var(--bi-shadow);
	font-size: 16px;
	color: var(--bi-muted);
	cursor: pointer;
}

.bi-help-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
	gap: 16px;
	text-align: left;
}

.bi-help-card {
	display: block;
	padding: 18px;
	border-radius: var(--bi-radius);
	border: 1px solid var(--bi-border);
	background: var(--bi-surface);
	color: var(--bi-text);
	transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.bi-help-card:hover {
	border-color: #ded9ff;
	box-shadow: var(--bi-shadow);
	text-decoration: none;
}

.bi-help-card strong {
	display: block;
	margin-bottom: 6px;
}

.bi-help-card span {
	font-size: 14px;
	color: var(--bi-muted);
}

/* Spotlight search overlay */
.bi-spotlight {
	border: 0;
	padding: 0;
	margin: 0;
	max-width: none;
	max-height: none;
	width: 100%;
	height: 100%;
	background: transparent;
}

.bi-spotlight::backdrop {
	background: rgba(15, 23, 42, 0.45);
	backdrop-filter: blur(8px);
}

.bi-spotlight__panel {
	width: min(640px, 92vw);
	margin: min(18vh, 140px) auto 0;
	border-radius: 16px;
	background: rgba(255, 255, 255, 0.92);
	backdrop-filter: blur(20px);
	box-shadow: var(--bi-shadow-lg);
	border: 1px solid rgba(255, 255, 255, 0.6);
	overflow: hidden;
}

.bi-spotlight__input-wrap {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 14px 18px;
	border-bottom: 1px solid var(--bi-border);
}

.bi-spotlight__input {
	flex: 1;
	border: 0;
	background: transparent;
	font: inherit;
	font-size: 17px;
	outline: none;
}

.bi-spotlight__results {
	max-height: 360px;
	overflow: auto;
	margin: 0;
	padding: 8px;
	list-style: none;
}

.bi-spotlight__item {
	display: block;
	padding: 12px 14px;
	border-radius: 10px;
	color: var(--bi-text);
	cursor: pointer;
}

.bi-spotlight__item:hover,
.bi-spotlight__item.is-active {
	background: var(--bi-accent-soft);
	text-decoration: none;
}

.bi-spotlight__item strong {
	display: block;
	font-size: 14px;
}

.bi-spotlight__item span {
	display: block;
	margin-top: 2px;
	font-size: 12px;
	color: var(--bi-muted);
}

.bi-spotlight__empty {
	padding: 24px;
	text-align: center;
	color: var(--bi-muted);
	font-size: 14px;
}

.bi-help-menu-toggle {
	display: none;
	padding: 8px 12px;
	border: 1px solid var(--bi-border);
	border-radius: 8px;
	background: var(--bi-surface);
	cursor: pointer;
}

@media (max-width: 960px) {
	.bi-help-shell {
		grid-template-columns: 1fr;
	}

	.bi-help-sidebar {
		display: none;
		position: fixed;
		z-index: 20;
		width: min(320px, 88vw);
		box-shadow: var(--bi-shadow-lg);
	}

	.bi-help-sidebar.is-open {
		display: block;
	}

	.bi-help-menu-toggle {
		display: inline-flex;
	}

	.bi-help-topbar {
		padding: 12px 16px;
	}

	.bi-help-content {
		padding: 24px 16px 64px;
	}

	.bi-help-search-trigger {
		min-width: 0;
		flex: 1;
	}

	.bi-help-search-trigger kbd {
		display: none;
	}
}