.bm-hsk-vocab {
	--bm-page-bg: #f6f8fb;
	--bm-ink: #1e293b;
	--bm-muted: #64748b;
	--bm-secondary: #475569;
	--bm-line: #e2e8f0;
	--bm-paper: #ffffff;
	--bm-soft: #f8fbff;
	--bm-red: #fee2e2;
	--bm-red-text: #991b1b;
	--bm-yellow: #fef3c7;
	--bm-yellow-text: #92400e;
	--bm-blue: #dbeafe;
	--bm-blue-text: #1e40af;
	--bm-purple: #ede9fe;
	--bm-purple-text: #5b21b6;
	--bm-green: #dcfce7;
	--bm-green-text: #166534;
	background: var(--bm-page-bg);
	color: var(--bm-ink);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.bm-hsk-vocab * {
	box-sizing: border-box;
}

.bm-hsk-vocab-shell {
	max-width: 1120px;
	margin: 0 auto;
	padding: 32px 18px 56px;
}

.bm-hsk-vocab-hero,
.bm-hsk-vocab-empty {
	background: var(--bm-paper);
	border: 1px solid var(--bm-line);
	border-radius: 10px;
	box-shadow: 0 10px 24px rgba(15, 23, 42, .04);
}

.bm-hsk-vocab-hero {
	margin-bottom: 22px;
	padding: 30px;
}

.bm-hsk-vocab-kicker {
	margin: 0 0 10px;
	color: var(--bm-blue-text);
	font-size: 13px;
	font-weight: 700;
	text-transform: uppercase;
}

.bm-hsk-vocab h1 {
	margin: 0;
	color: #1e293b;
	font-size: 40px;
	line-height: 1.14;
	font-weight: 700;
	letter-spacing: -0.02em;
}

.bm-hsk-vocab-title-cn {
	margin: 8px 0 0;
	color: #24324a;
	font-size: 22px;
	font-weight: 650;
	line-height: 1.35;
}

.bm-hsk-vocab-hero p,
.bm-hsk-vocab-empty p {
	max-width: 680px;
	margin: 10px 0 0;
	color: var(--bm-muted);
	font-size: 17px;
	line-height: 1.6;
}

.bm-hsk-vocab-hero .bm-hsk-vocab-description-cn {
	margin-top: 4px;
	color: #5b6f94;
	font-size: 16px;
}

.bm-hsk-vocab-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
	gap: 14px;
}

.bm-hsk-vocab-card {
	min-height: 238px;
	border: 0;
	background: transparent;
	box-shadow: none;
	cursor: pointer;
	outline: none;
	perspective: 1100px;
}

.bm-hsk-vocab-card:focus-visible .bm-hsk-vocab-card-side {
	border-color: #93c5fd;
	box-shadow: 0 0 0 3px rgba(59, 130, 246, .18), 0 12px 26px rgba(15, 23, 42, .06);
}

.bm-hsk-vocab-card-inner {
	display: grid;
	min-height: 238px;
	transform-style: preserve-3d;
	transition: transform .34s ease;
}

.bm-hsk-vocab-card.is-flipped .bm-hsk-vocab-card-inner {
	transform: rotateY(180deg);
}

.bm-hsk-vocab-card-side {
	display: flex;
	grid-area: 1 / 1;
	min-height: 238px;
	flex-direction: column;
	padding: 16px;
	border: 1px solid var(--bm-line);
	border-radius: 10px;
	background: var(--bm-soft);
	box-shadow: 0 10px 24px rgba(15, 23, 42, .04);
	backface-visibility: hidden;
	-webkit-backface-visibility: hidden;
}

.bm-hsk-vocab-card-front {
	align-items: center;
	justify-content: center;
	text-align: center;
}

.bm-hsk-vocab-card-front .bm-hsk-vocab-card-head {
	gap: 18px;
	margin-bottom: 0;
}

.bm-hsk-vocab-card-back {
	align-items: center;
	justify-content: center;
	text-align: center;
	background: #ffffff;
	transform: rotateY(180deg);
}

.bm-hsk-vocab-card-head {
	display: grid;
	align-items: flex-start;
	justify-items: center;
	gap: 10px;
	margin-bottom: 8px;
	text-align: center;
}

.bm-hsk-vocab-word {
	margin: 0;
	color: #24324a;
	font-size: 42px;
	line-height: 1.2;
	font-weight: 700;
}

.bm-hsk-vocab-pinyin {
	margin: 8px 0 0;
	color: #5b6f94;
	font-size: 16px;
	font-weight: 650;
	text-align: center;
}

.bm-hsk-vocab-english {
	flex: 1 1 auto;
	margin: 8px 0 12px;
	color: var(--bm-secondary);
	font-size: 15px;
	line-height: 1.45;
	text-align: center;
}

.bm-hsk-vocab-card-front .bm-hsk-vocab-english {
	margin-bottom: 12px;
}

.bm-hsk-vocab-example {
	margin: 0;
	padding-top: 10px;
	border-top: 1px solid #e6edf6;
	color: #5b6f94;
	font-size: 15px;
	line-height: 1.45;
	text-align: center;
}

.bm-hsk-vocab-flip-hint {
	margin: 14px 0 0;
	padding-top: 12px;
	color: #64748b;
	font-size: 13px;
	font-weight: 650;
	line-height: 1.35;
	text-align: center;
}

.bm-hsk-vocab-back-title {
	display: flex;
	align-items: baseline;
	justify-content: center;
	gap: 8px;
	margin-bottom: 10px;
	text-align: center;
}

.bm-hsk-vocab-back-title .bm-hsk-vocab-word {
	font-size: 26px;
}

.bm-hsk-vocab-back-title .bm-hsk-vocab-pinyin {
	margin: 0;
}

.bm-hsk-vocab-detail {
	margin: 0 0 8px;
	color: #475569;
	font-size: 14px;
	line-height: 1.45;
	text-align: center;
}

.bm-hsk-vocab-detail span {
	color: #24324a;
	font-weight: 750;
}

.bm-hsk-vocab-label {
	display: inline-flex;
	align-items: center;
	width: fit-content;
	min-height: 24px;
	padding: 3px 8px;
	border-radius: 999px;
	font-size: 12px;
	font-weight: 750;
	white-space: nowrap;
}

.bm-hsk-vocab-card-front .bm-hsk-vocab-label {
	margin: 4px auto 0;
}

.bm-hsk-vocab-label.hsk-1 { background: var(--bm-red); color: var(--bm-red-text); }
.bm-hsk-vocab-label.hsk-2 { background: var(--bm-yellow); color: var(--bm-yellow-text); }
.bm-hsk-vocab-label.hsk-3 { background: var(--bm-blue); color: var(--bm-blue-text); }
.bm-hsk-vocab-label.hsk-4 { background: var(--bm-purple); color: var(--bm-purple-text); }
.bm-hsk-vocab-label.hsk-5 { background: var(--bm-green); color: var(--bm-green-text); }

.bm-hsk-vocab-empty {
	padding: 24px;
}

.bm-hsk-vocab-empty h2 {
	margin: 0;
	color: #24324a;
	font-size: 24px;
	line-height: 1.3;
}

.bm-hsk-vocab-pagination {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 8px;
	margin-top: 24px;
}

.bm-hsk-vocab-page-link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px;
	min-height: 40px;
	padding: 8px 13px;
	border: 1px solid #c7d2fe;
	border-radius: 999px;
	background: #ffffff;
	color: #1d4ed8;
	font-size: 15px;
	font-weight: 700;
	line-height: 1;
	text-decoration: none;
	transition: background-color .16s ease, border-color .16s ease, color .16s ease;
}

.bm-hsk-vocab-page-link:hover {
	border-color: #93c5fd;
	background: #eff6ff;
	color: #1e40af;
}

.bm-hsk-vocab-page-link.is-current {
	border-color: #bfdbfe;
	background: #dbeafe;
	color: #1e40af;
}

.bm-hsk-vocab-page-link.is-disabled {
	border-color: #e2e8f0;
	background: #f8fafc;
	color: #94a3b8;
	cursor: default;
}

.bm-hsk-vocab-page-gap {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 28px;
	min-height: 40px;
	color: #64748b;
	font-size: 15px;
	font-weight: 700;
}

.bm-hsk-vocab-other-levels {
	margin-top: 28px;
	padding: 24px;
	border: 1px solid #dbeafe;
	border-radius: 10px;
	background: #ffffff;
	box-shadow: 0 10px 24px rgba(15, 23, 42, .04);
}

.bm-hsk-vocab-other-levels-head {
	margin-bottom: 16px;
}

.bm-hsk-vocab-other-levels h2 {
	margin: 0;
	color: #1e293b;
	font-size: 24px;
	font-weight: 750;
	line-height: 1.25;
	letter-spacing: 0;
}

.bm-hsk-vocab-other-levels-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 10px;
}

.bm-hsk-vocab-other-link {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	min-height: 52px;
	padding: 12px 14px;
	border: 1px solid #bfdbfe;
	border-radius: 8px;
	background: #f8fbff;
	color: #1d4ed8;
	font-size: 15px;
	font-weight: 750;
	line-height: 1.25;
	text-decoration: none;
	transition: background-color .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}

.bm-hsk-vocab-other-link:hover {
	transform: translateY(-1px);
	border-color: #93c5fd;
	background: #eff6ff;
	color: #1e40af;
	text-decoration: none;
}

@media (max-width: 780px) {
	.bm-hsk-vocab-shell {
		padding: 20px 12px 40px;
	}

	.bm-hsk-vocab-hero,
	.bm-hsk-vocab-empty {
		padding: 20px;
	}

	.bm-hsk-vocab h1 {
		font-size: 34px;
	}

	.bm-hsk-vocab-title-cn {
		font-size: 20px;
	}

	.bm-hsk-vocab-page-link {
		min-width: 38px;
		min-height: 38px;
		padding: 8px 12px;
	}

	.bm-hsk-vocab-card,
	.bm-hsk-vocab-card-inner,
	.bm-hsk-vocab-card-side {
		min-height: 224px;
	}

	.bm-hsk-vocab-other-levels {
		padding: 20px;
	}

	.bm-hsk-vocab-other-levels-grid {
		grid-template-columns: 1fr;
	}
}

.bm-hsk-vocab-hub {
	--ca-blue: #2563eb;
	--ca-blue-dark: #1d4ed8;
	--ca-blue-soft: #eff6ff;
	--ca-text: #172033;
	--ca-muted: #64748b;
	--ca-line: #dbeafe;
	min-height: 100vh;
	background: #ffffff;
	color: var(--ca-text);
}

.bm-hsk-vocab-hub-shell {
	width: min(1120px, calc(100% - 36px));
	margin: 0 auto;
}

.bm-hsk-vocab-hub-hero {
	padding: 86px 0 66px;
	background: #ffffff;
	border-bottom: 1px solid #dbeafe;
}

.bm-hsk-vocab-hub-kicker {
	margin: 0 0 12px;
	color: var(--ca-blue-dark);
	font-size: 13px;
	font-weight: 800;
	letter-spacing: .08em;
	text-transform: uppercase;
}

.bm-hsk-vocab-hub h1 {
	max-width: 820px;
	margin: 0;
	color: var(--ca-text);
	font-size: 58px;
	font-weight: 800;
	line-height: 1.04;
	letter-spacing: 0;
}

.bm-hsk-vocab-hub-subtitle {
	max-width: 720px;
	margin: 18px 0 0;
	color: #475569;
	font-size: 19px;
	line-height: 1.7;
}

.bm-hsk-vocab-hub-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 28px;
}

.bm-hsk-vocab-hub-button,
.bm-hsk-vocab-hub-card-link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 46px;
	padding: 12px 18px;
	border: 1px solid transparent;
	border-radius: 8px;
	font-size: 15px;
	font-weight: 800;
	line-height: 1.2;
	text-decoration: none;
	transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}

.bm-hsk-vocab-hub-button.primary,
.bm-hsk-vocab-hub-card-link {
	background: var(--ca-blue);
	color: #ffffff;
	box-shadow: 0 10px 22px rgba(37, 99, 235, .18);
}

.bm-hsk-vocab-hub-button.secondary {
	border-color: #bfdbfe;
	background: #ffffff;
	color: var(--ca-blue-dark);
}

.bm-hsk-vocab-hub-button:hover,
.bm-hsk-vocab-hub-card-link:hover {
	transform: translateY(-1px);
	text-decoration: none;
}

.bm-hsk-vocab-hub-button.primary:hover,
.bm-hsk-vocab-hub-card-link:hover {
	background: var(--ca-blue-dark);
	color: #ffffff;
}

.bm-hsk-vocab-hub-button.secondary:hover {
	border-color: #93c5fd;
	background: var(--ca-blue-soft);
	color: #1e40af;
}

.bm-hsk-vocab-hub-section {
	padding: 64px 0;
}

.bm-hsk-vocab-hub-section.soft {
	padding-top: 22px;
}

.bm-hsk-vocab-hub-section-head {
	max-width: 760px;
	margin-bottom: 26px;
}

.bm-hsk-vocab-hub h2 {
	margin: 0;
	color: var(--ca-text);
	font-size: 32px;
	font-weight: 800;
	line-height: 1.2;
	letter-spacing: 0;
}

.bm-hsk-vocab-hub-section-head p {
	margin: 12px 0 0;
	color: var(--ca-muted);
	font-size: 16px;
	line-height: 1.65;
}

.bm-hsk-vocab-hub-filter {
	padding: 34px 0;
	background: #f8fbff;
	border-bottom: 1px solid #e0edff;
}

.bm-hsk-vocab-hub-filter h2 {
	margin: 0 0 16px;
	font-size: 22px;
	line-height: 1.25;
}

.bm-hsk-vocab-hub-search-row {
	display: grid;
	grid-template-columns: minmax(280px, 420px) minmax(0, 1fr);
	align-items: center;
	gap: 16px;
	padding: 18px;
	border: 1px solid #dbeafe;
	border-radius: 8px;
	background: #ffffff;
	box-shadow: 0 14px 30px rgba(15, 23, 42, .06);
}

.bm-hsk-vocab-hub-search {
	width: 100%;
	min-height: 48px;
	padding: 0 16px;
	border: 1px solid #cfe1ff;
	border-radius: 8px;
	background: #ffffff;
	color: var(--ca-text);
	font-size: 15px;
	outline: none;
}

.bm-hsk-vocab-hub-search:focus {
	border-color: #93c5fd;
	box-shadow: 0 0 0 3px rgba(147, 197, 253, .26);
}

.bm-hsk-vocab-hub-level-pills {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
}

.bm-hsk-vocab-hub-level-pills button {
	min-height: 40px;
	padding: 9px 14px;
	border: 1px solid #cfe1ff;
	border-radius: 999px;
	background: #ffffff;
	color: #31517a;
	font-size: 14px;
	font-weight: 800;
	line-height: 1;
	cursor: default;
}

.bm-hsk-vocab-hub-level-pills button.is-active {
	border-color: var(--ca-blue);
	background: var(--ca-blue);
	color: #ffffff;
}

.bm-hsk-vocab-hub-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 22px;
}

.bm-hsk-vocab-hub-card,
.bm-hsk-vocab-hub-panel {
	border: 1px solid #e0edff;
	border-radius: 8px;
	background: #ffffff;
	box-shadow: 0 18px 36px rgba(15, 23, 42, .07);
}

.bm-hsk-vocab-hub-card {
	display: flex;
	min-height: 300px;
	flex-direction: column;
	padding: 28px;
}

.bm-hsk-vocab-hub-badge {
	display: inline-flex;
	align-items: center;
	width: fit-content;
	min-height: 28px;
	margin-bottom: 16px;
	padding: 5px 10px;
	border-radius: 999px;
	background: var(--ca-blue-soft);
	color: var(--ca-blue-dark);
	font-size: 12px;
	font-weight: 800;
}

.bm-hsk-vocab-hub-card h3 {
	margin: 0;
	color: #1e293b;
	font-size: 23px;
	font-weight: 800;
	line-height: 1.25;
	letter-spacing: 0;
}

.bm-hsk-vocab-hub-card p,
.bm-hsk-vocab-hub-panel p {
	color: var(--ca-muted);
	font-size: 16px;
	line-height: 1.62;
}

.bm-hsk-vocab-hub-card p {
	flex: 1 1 auto;
	margin: 12px 0 20px;
}

.bm-hsk-vocab-hub-card-link {
	width: fit-content;
	min-height: 44px;
	padding: 11px 16px;
	font-size: 14px;
}

.bm-hsk-vocab-hub-panel {
	max-width: 920px;
	padding: 36px;
}

.bm-hsk-vocab-hub-panel p {
	max-width: 760px;
	margin: 14px 0 0;
}

.bm-hsk-vocab-hub-cta {
	padding: 52px 0 72px;
	text-align: center;
}

.bm-hsk-vocab-hub-cta .bm-hsk-vocab-hub-shell {
	display: grid;
	justify-items: center;
	gap: 20px;
	padding: 38px 20px;
	border: 1px solid #dbeafe;
	border-radius: 8px;
	background: #ffffff;
	box-shadow: 0 16px 34px rgba(15, 23, 42, .07);
}

@media (max-width: 1040px) {
	.bm-hsk-vocab-hub-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.bm-hsk-vocab-hub-search-row {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 760px) {
	.bm-hsk-vocab-hub-shell {
		width: min(100% - 28px, 1120px);
	}

	.bm-hsk-vocab-hub-hero {
		padding: 54px 0 42px;
	}

	.bm-hsk-vocab-hub h1 {
		font-size: 38px;
		line-height: 1.12;
	}

	.bm-hsk-vocab-hub-subtitle {
		font-size: 17px;
	}

	.bm-hsk-vocab-hub-actions,
	.bm-hsk-vocab-hub-button {
		width: 100%;
	}

	.bm-hsk-vocab-hub-section {
		padding: 40px 0;
	}

	.bm-hsk-vocab-hub-filter {
		padding: 24px 0;
	}

	.bm-hsk-vocab-hub-search-row {
		padding: 14px;
	}

	.bm-hsk-vocab-hub h2 {
		font-size: 27px;
	}

	.bm-hsk-vocab-hub-grid {
		grid-template-columns: 1fr;
	}

	.bm-hsk-vocab-hub-card {
		min-height: 0;
		padding: 22px;
	}

	.bm-hsk-vocab-hub-card-link {
		width: 100%;
	}

	.bm-hsk-vocab-hub-panel {
		padding: 24px;
	}

	.bm-hsk-vocab-hub-cta {
		padding: 34px 0 52px;
	}
}