:root {
	/* 投屏友好：整体背景提亮，但仍保持暗色科技风 */
	--bg: #0b1130;
	--bg2: #121a3f;
	--text: #f4f7ff;
	--muted: rgba(244, 247, 255, 0.78);
	--muted2: rgba(244, 247, 255, 0.60);
	--border: rgba(190, 205, 255, 0.18);
	--card: rgba(26, 32, 74, 0.62);
	--card2: rgba(26, 32, 74, 0.86);
	--accent: #8ab4ff;
	--accent2: #c4a5ff;
	--accent3: #53e0b7;
	--bar-grad: linear-gradient(180deg, rgba(0, 211, 255, 0.95), rgba(124, 92, 255, 0.85));
	--shadow: 0 18px 60px rgba(0, 0, 0, 0.42);
	--radius: 16px;
}

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

html,
body {
	height: 100%;
}

html {
	background: var(--bg2);
}

body {
	margin: 0;
	font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC",
		"Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
	color: var(--text);
	background: transparent;
}

/* 背景固定在视口，避免滚动时出现“上下分层断点/卡在两层之间”的观感 */
body::before {
	content: "";
	position: fixed;
	inset: 0;
	z-index: -1;
	background:
		radial-gradient(1200px 760px at 18% 12%, rgba(138, 180, 255, 0.26), transparent 62%),
		radial-gradient(1050px 680px at 82% 20%, rgba(196, 165, 255, 0.22), transparent 62%),
		radial-gradient(820px 620px at 55% 95%, rgba(83, 224, 183, 0.14), transparent 58%),
		linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
}

a {
	color: inherit;
}

code.inline-code {
	font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
	background: rgba(255, 255, 255, 0.08);
	border: 1px solid rgba(255, 255, 255, 0.12);
	padding: 0.1rem 0.35rem;
	border-radius: 0.5rem;
}

.skip-link {
	position: absolute;
	left: -9999px;
	top: 12px;
	padding: 8px 12px;
	background: var(--card2);
	border: 1px solid var(--border);
	border-radius: 10px;
	z-index: 50;
}
.skip-link:focus {
	left: 12px;
}

.hero {
	padding: 56px 18px 28px;
	max-width: 1100px;
	margin: 0 auto;
}

.hero__topline {
	color: var(--muted2);
	font-size: 0.95rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.hero__title {
	margin: 12px 0 6px;
	font-size: clamp(2rem, 2.4vw + 1.2rem, 3.1rem);
	line-height: 1.1;
	letter-spacing: -0.02em;
}

.hero__subtitle {
	margin: 0 0 18px;
	color: var(--muted);
	max-width: 78ch;
}

.container {
	max-width: 1100px;
	margin: 0 auto;
	padding: 6px 18px 64px;
}

.topbar {
	position: sticky;
	top: 0;
	z-index: 20;
	backdrop-filter: blur(10px);
	background: linear-gradient(180deg, rgba(11, 17, 48, 0.88), rgba(11, 17, 48, 0.55));
	border-bottom: 1px solid rgba(255, 255, 255, 0.08);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 12px 18px;
}
.topbar__left {
	font-weight: 700;
	letter-spacing: 0.08em;
	color: rgba(238, 241, 255, 0.9);
}
.topbar__nav {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	justify-content: flex-end;
}
.topbar__link {
	text-decoration: none;
	color: rgba(238, 241, 255, 0.75);
	border: 1px solid rgba(255, 255, 255, 0.10);
	padding: 8px 10px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.05);
	transition: transform 200ms ease, background 200ms ease, color 200ms ease;
}
.topbar__link:hover {
	transform: translateY(-1px);
	background: rgba(255, 255, 255, 0.08);
	color: rgba(238, 241, 255, 0.92);
}

.topbar__btn {
	appearance: none;
	cursor: pointer;
	color: rgba(238, 241, 255, 0.86);
	border: 1px solid rgba(255, 255, 255, 0.12);
	padding: 8px 10px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.06);
	transition: transform 200ms ease, background 200ms ease, color 200ms ease;
}
.topbar__btn:hover {
	transform: translateY(-1px);
	background: rgba(255, 255, 255, 0.10);
	color: rgba(238, 241, 255, 0.96);
}

.section {
	margin-top: 28px;
}

.section__head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 16px;
	margin-bottom: 14px;
}

.section__head--tight {
	margin-bottom: 10px;
}

.section__title {
	margin: 0;
	font-size: 1.25rem;
	letter-spacing: 0.02em;
}

.section__desc {
	margin: 0;
	color: var(--muted2);
	font-size: 0.95rem;
	max-width: 72ch;
}

.kpi-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 12px;
	margin-top: 18px;
}

.kpi-grid--tight {
	grid-template-columns: repeat(4, minmax(0, 1fr));
	margin-top: 0;
}

.grid-2 {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
	margin-top: 14px;
}

.heat-lang {
	display: grid;
	grid-template-columns: 2fr 1fr;
	gap: 14px;
	margin-top: 14px;
	align-items: start;
}
.heat-lang__heat {
	min-width: 0;
}
.heat-lang__lang {
	min-width: 0;
}

.kpi {
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.04));
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	padding: 14px 14px 12px;
	backdrop-filter: blur(10px);
}

.kpi__label {
	color: var(--muted2);
	font-size: 0.9rem;
}

.kpi__value {
	margin-top: 8px;
	font-size: 1.5rem;
	letter-spacing: -0.02em;
}

.kpi__note {
	margin-top: 6px;
	color: var(--muted2);
	font-size: 0.85rem;
}

.card-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
}

.work-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
}
.work-card {
	border: 1px solid rgba(255, 255, 255, 0.12);
	border-radius: var(--radius);
	padding: 16px;
	background: radial-gradient(980px 260px at 20% 0%, rgba(138, 180, 255, 0.16), transparent 48%),
		radial-gradient(980px 280px at 80% 0%, rgba(196, 165, 255, 0.14), transparent 48%),
		rgba(255, 255, 255, 0.05);
	box-shadow: var(--shadow);
}
.work-title {
	font-weight: 700;
	letter-spacing: 0.01em;
	margin-bottom: 12px;
}

.mini-quarterly-wrap {
	margin: 12px 0 0;
}
.mini-quarterly {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 10px;
	height: 54px;
	align-items: end;
	margin: 0;
}
.q-labels {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 10px;
	margin-top: 6px;
	color: var(--muted2);
	font-size: 0.78rem;
	letter-spacing: 0.02em;
}
.q-labels span {
	text-align: center;
}
.qbar {
	position: relative;
	height: 100%;
	border-radius: 10px;
	border: 1px solid rgba(255, 255, 255, 0.08);
	background: rgba(255, 255, 255, 0.03);
	overflow: hidden;
}
.qbar__fill {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	border-top-left-radius: 10px;
	border-top-right-radius: 10px;
	background: var(--bar-grad);
}
.work-kpis {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 10px;
}
.wk {
	padding: 10px 10px 8px;
	border-radius: 12px;
	border: 1px solid rgba(255, 255, 255, 0.10);
	background: rgba(255, 255, 255, 0.05);
}
.wk__v {
	display: block;
	font-size: 1.05rem;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
}
.wk__k {
	display: block;
	margin-top: 4px;
	font-size: 0.82rem;
	color: var(--muted2);
}

.reveal {
	opacity: 0;
	transform: translateY(10px);
	transition: opacity 420ms ease, transform 420ms ease;
}
.reveal.is-in {
	opacity: 1;
	transform: translateY(0);
}

.card {
	background: radial-gradient(980px 260px at 20% 0%, rgba(138, 180, 255, 0.16), transparent 48%),
		radial-gradient(980px 280px at 80% 0%, rgba(196, 165, 255, 0.14), transparent 48%),
		linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	padding: 16px;
	backdrop-filter: blur(10px);
}

.card__head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	margin-bottom: 10px;
}

.card__title {
	font-size: 1.06rem;
	letter-spacing: 0.01em;
}

.badge {
	font-size: 0.85rem;
	color: var(--muted2);
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: 999px;
	padding: 6px 10px;
	background: rgba(255, 255, 255, 0.04);
	white-space: nowrap;
}

.card__lines {
	margin: 0;
	padding: 0;
	list-style: none;
	display: grid;
	gap: 8px;
}

.card__k {
	display: inline-block;
	width: 3.2em;
	color: var(--muted2);
}

.card__v {
	color: var(--text);
}

.muted {
	margin: 6px 0 10px;
	color: var(--muted2);
	font-size: 0.95rem;
}

.card--chart {
	margin-top: 14px;
}

.bars {
	display: grid;
	grid-template-columns: repeat(12, minmax(0, 1fr));
	gap: 8px;
	height: 120px;
	align-items: end;
}

.bar {
	border: 1px solid rgba(255, 255, 255, 0.10);
	border-radius: 10px;
	background: rgba(255, 255, 255, 0.05);
	height: 100%;
	position: relative;
	overflow: hidden;
}

.bar__fill {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	background: var(--bar-grad);
	box-shadow: 0 0 22px rgba(0, 211, 255, 0.35);
	border-top-left-radius: 10px;
	border-top-right-radius: 10px;
}

.footer {
	max-width: 1100px;
	margin: 0 auto;
	padding: 22px 18px 34px;
	display: flex;
	justify-content: space-between;
	color: var(--muted2);
	border-top: 1px solid rgba(255, 255, 255, 0.10);
}

.heatmap {
	display: grid;
	grid-template-columns: repeat(53, 12px);
	gap: 4px;
	align-items: start;
	overflow-x: auto;
	padding-bottom: 4px;
	min-height: 120px;
}

.heatmap .cell {
	width: 12px;
	height: 12px;
	border-radius: 4px;
	border: 1px solid rgba(255, 255, 255, 0.10);
	background: transparent;
}

.heatmap .cell.lv-0 { background: rgba(255, 255, 255, 0.04); }
.heatmap .cell.lv-1 { background: rgba(122, 167, 255, 0.18); }
.heatmap .cell.lv-2 { background: rgba(122, 167, 255, 0.32); }
.heatmap .cell.lv-3 { background: rgba(167, 139, 250, 0.40); }
.heatmap .cell.lv-4 { background: rgba(52, 211, 153, 0.55); }

.heatmap-legend {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	gap: 8px;
	margin-top: 10px;
}
.legend-cells {
	display: inline-flex;
	gap: 6px;
}
.legend-cells .cell {
	width: 12px;
	height: 12px;
	border-radius: 4px;
	border: 1px solid rgba(255, 255, 255, 0.06);
}
.legend-cells .cell.lv-0 { background: rgba(255, 255, 255, 0.04); }
.legend-cells .cell.lv-1 { background: rgba(122, 167, 255, 0.18); }
.legend-cells .cell.lv-2 { background: rgba(122, 167, 255, 0.32); }
.legend-cells .cell.lv-3 { background: rgba(167, 139, 250, 0.40); }
.legend-cells .cell.lv-4 { background: rgba(52, 211, 153, 0.55); }

.lang-list {
	display: grid;
	gap: 10px;
	margin-top: 12px;
}
.lang-row {
	display: grid;
	grid-template-columns: 110px 1fr 54px;
	gap: 10px;
	align-items: center;
}
.lang-name {
	color: var(--text);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}
.lang-bar {
	height: 10px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.06);
	border: 1px solid rgba(255, 255, 255, 0.08);
	overflow: hidden;
}
.lang-fill {
	height: 100%;
	background: linear-gradient(90deg, var(--accent), var(--accent2));
}
.lang-pct {
	color: var(--muted2);
	text-align: right;
	font-variant-numeric: tabular-nums;
}

.proj-list {
	display: grid;
	gap: 10px;
	margin-top: 12px;
}
.proj-card {
	border: 1px solid rgba(255, 255, 255, 0.08);
	border-radius: 14px;
	padding: 12px;
	background: rgba(255, 255, 255, 0.03);
}
.proj-head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 12px;
}
.proj-title {
	font-weight: 600;
	letter-spacing: 0.01em;
}
.proj-metrics {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	color: var(--muted2);
	font-variant-numeric: tabular-nums;
}
.proj-metrics b {
	color: var(--text);
	font-weight: 600;
}
.proj-sub {
	margin-top: 8px;
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
	font-variant-numeric: tabular-nums;
}

@media (max-width: 920px) {
	.kpi-grid {
		grid-template-columns: 1fr;
	}
	.kpi-grid--tight {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
	.card-grid {
		grid-template-columns: 1fr;
	}
	.grid-2 {
		grid-template-columns: 1fr;
	}
	.heat-lang {
		grid-template-columns: 1fr;
	}
	.work-grid {
		grid-template-columns: 1fr;
	}
	.section__head {
		flex-direction: column;
		align-items: flex-start;
	}
}

/* 手机端 header：两行布局 + 按钮不拥挤 */
@media (max-width: 520px) {
	.topbar {
		flex-direction: row;
		align-items: center;
		padding: 10px 12px;
		gap: 12px;
	}
	.topbar__left {
		text-align: left;
		font-size: 0.95rem;
	}
	/* 手机端不展示按钮（避免拥挤） */
	.topbar__nav {
		display: none;
	}
}

/* PDF 导出（浏览器打印样式） */
@media print {
	@page {
		size: A4;
		margin: 12mm;
	}

	/* 打印用浅色底，避免暗底导致 PDF 发灰/难读 */
	:root {
		--text: #0b1020;
		--muted: rgba(11, 16, 32, 0.78);
		--muted2: rgba(11, 16, 32, 0.58);
		--border: rgba(11, 16, 32, 0.16);
	}

	html {
		background: #ffffff !important;
	}
	body {
		background: #ffffff !important;
		color: var(--text) !important;
		-webkit-print-color-adjust: exact;
		print-color-adjust: exact;
	}
	body::before {
		display: none !important;
	}

	.topbar,
	.footer,
	.skip-link {
		display: none !important;
	}

	/* 去动效，避免打印时布局跳动 */
	.reveal {
		opacity: 1 !important;
		transform: none !important;
	}

	.kpi,
	.card,
	.work-card,
	.wk {
		box-shadow: none !important;
		backdrop-filter: none !important;
	}

	.section {
		break-inside: avoid;
	}
	.work-card,
	.card {
		break-inside: avoid;
	}

	/* 让网格更适合 A4 */
	.work-grid {
		grid-template-columns: 1fr !important;
	}
	.kpi-grid,
	.kpi-grid--tight {
		grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
	}
	.heat-lang {
		grid-template-columns: 1fr !important;
	}
	.heatmap {
		grid-template-columns: repeat(53, 10px);
		gap: 3px;
	}
}