/* ==========================================================================
   QuickQ软件下载 单页 · 独立设计体系（134 站）
   配色：蔚蓝 + 天青 + 珊瑚点缀 + 冷白底
   ========================================================================== */

.lt-body {
	--lt-violet: #6d28d9;
	--lt-violet-d: #4c1d95;
	--lt-lime: #c6f432;
	--lt-pink: #f472b6;
	--lt-ink: #14082b;
	--lt-text: #1a1233;
	--lt-muted: #6b6484;
	--lt-line: #e9e4f7;
	--lt-soft: #f7f5ff;
	--lt-grad: linear-gradient(118deg, #6d28d9 0%, #8b5cf6 52%, #f472b6 100%);
	--lt-grad-soft: linear-gradient(118deg, rgba(109, 40, 217, .12), rgba(244, 114, 182, .14));
	--lt-radius: 18px;
	--lt-shadow: 0 20px 44px rgba(52, 16, 110, .12);
	margin: 0;
	padding: 0;
	background: #fff;
	color: var(--lt-text);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
	font-size: 16px;
	line-height: 1.75;
	-webkit-font-smoothing: antialiased;
	overflow-x: clip;
}

:where(.lt-body) *,
:where(.lt-body) *::before,
:where(.lt-body) *::after {
	box-sizing: border-box;
}

:where(.lt-body) img {
	max-width: 100%;
	height: auto;
	display: block;
}

:where(.lt-body) a {
	color: inherit;
	text-decoration: none;
}

:where(.lt-body) :where(h1, h2, h3, h4) {
	margin: 0 0 .5em;
	line-height: 1.3;
	font-weight: 800;
	letter-spacing: -.01em;
	color: var(--lt-text);
}

:where(.lt-body) p {
	margin: 0 0 1em;
}

:where(.lt-body) :where(ul, ol) {
	margin: 0;
	padding: 0;
	list-style: none;
}

:where(.lt-body) strong {
	font-weight: 700;
}

.lt-container {
	width: 100%;
	max-width: 1180px;
	margin: 0 auto;
	padding: 0 24px;
}

/* --------------------------------------------------------- 顶部公告条 */
.lt-announce {
	background: linear-gradient(96deg, #4c1d95, #6d28d9 46%, #a21caf);
	color: #efe6ff;
	font-size: 14px;
}

.lt-announce-inner {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 12px;
	flex-wrap: wrap;
	padding: 9px 0;
	text-align: center;
}

.lt-announce b {
	color: #fff;
}

.lt-announce-pill {
	padding: 2px 10px;
	border-radius: 999px;
	background: var(--lt-lime);
	color: #2a1a04;
	font-size: 12.5px;
	font-weight: 800;
}

.lt-announce a {
	color: #e6d6ff;
	text-decoration: underline;
}

.lt-announce a:hover {
	color: #fff;
}

.lt-skip {
	position: absolute;
	left: -9999px;
}

/* 隐藏主题自带的回到顶部按钮（单页使用独立交互） */
#scroll-to-top,
.scroll-to-top,
.neve-scroll-to-top {
	display: none !important;
}

/* --------------------------------------------------------------- 顶栏 */
.lt-header {
	position: sticky;
	top: 0;
	z-index: 60;
	background: rgba(255, 255, 255, .9);
	backdrop-filter: saturate(180%) blur(12px);
	-webkit-backdrop-filter: saturate(180%) blur(12px);
	border-bottom: 1px solid transparent;
	transition: box-shadow .25s, border-color .25s;
}

.lt-header.is-stuck {
	border-bottom-color: var(--lt-line);
	box-shadow: 0 12px 30px rgba(52, 16, 110, .07);
}

.lt-header-inner {
	display: flex;
	align-items: center;
	gap: 18px;
	padding: 12px 0;
}

.lt-brand {
	display: flex;
	align-items: center;
	gap: 11px;
	flex: 0 0 auto;
}

.lt-brand img {
	width: 42px;
	height: 42px;
	border-radius: 12px;
	box-shadow: 0 10px 22px rgba(109, 40, 217, .26);
}

.lt-brand-text {
	display: flex;
	flex-direction: column;
	line-height: 1.2;
}

.lt-brand-text strong {
	font-size: 17px;
	color: var(--lt-ink);
}

.lt-brand-text em {
	font-style: normal;
	font-size: 11.5px;
	color: var(--lt-muted);
}

.lt-nav {
	display: flex;
	align-items: center;
	gap: 2px;
	margin-left: auto;
}

.lt-nav a {
	padding: 9px 13px;
	border-radius: 10px;
	color: #413463;
	font-size: 14.5px;
	font-weight: 500;
	transition: background .2s, color .2s;
}

.lt-nav a:hover,
.lt-nav a.is-active {
	background: var(--lt-soft);
	color: var(--lt-violet);
}

.lt-header-cta {
	display: flex;
	align-items: center;
	gap: 10px;
	margin-left: 12px;
}

.lt-burger {
	display: none;
	width: 42px;
	height: 42px;
	padding: 11px 10px;
	border: 1px solid var(--lt-line);
	border-radius: 12px;
	background: #fff;
	cursor: pointer;
}

.lt-burger span {
	display: block;
	height: 2px;
	margin: 4px 0;
	border-radius: 2px;
	background: var(--lt-ink);
}

/* --------------------------------------------------------------- 按钮 */
.lt-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 14px 26px;
	border: 1px solid transparent;
	border-radius: 12px;
	font-size: 15.5px;
	font-weight: 700;
	cursor: pointer;
	white-space: nowrap;
	transition: transform .22s, box-shadow .22s, background .22s, color .22s, border-color .22s;
}

.lt-btn svg {
	width: 18px;
	height: 18px;
	flex: 0 0 auto;
}

.lt-btn-primary {
	background: var(--lt-grad);
	color: #fff;
	box-shadow: 0 14px 30px rgba(109, 40, 217, .28);
}

.lt-btn-primary:hover {
	transform: translateY(-2px);
	box-shadow: 0 20px 40px rgba(109, 40, 217, .34);
}

.lt-btn-lime {
	background: var(--lt-pink);
	color: #4a0f1c;
	box-shadow: 0 14px 28px rgba(244, 114, 182, .3);
}

.lt-btn-lime:hover {
	transform: translateY(-2px);
}

.lt-btn-ghost {
	background: #fff;
	border-color: var(--lt-line);
	color: var(--lt-violet);
}

.lt-btn-ghost:hover {
	border-color: rgba(109, 40, 217, .45);
	transform: translateY(-2px);
}

.lt-btn-sm {
	padding: 10px 18px;
	font-size: 14px;
	border-radius: 10px;
}

.lt-btn-block {
	width: 100%;
}

/* --------------------------------------------------------------- 首屏 */
.lt-hero {
	position: relative;
	padding: 60px 0 78px;
	background:
		radial-gradient(760px 400px at 12% 0%, rgba(198, 244, 50, .22), transparent 62%),
		radial-gradient(620px 380px at 92% 88%, rgba(109, 40, 217, .14), transparent 66%),
		linear-gradient(180deg, #f7f4ff 0%, #ffffff 76%);
	overflow: hidden;
}

.lt-hero::after {
	content: "";
	position: absolute;
	inset: 0;
	background-image: radial-gradient(rgba(109, 40, 217, .14) 1px, transparent 1px);
	background-size: 24px 24px;
	mask-image: radial-gradient(circle at 18% 18%, #000 0%, transparent 58%);
	-webkit-mask-image: radial-gradient(circle at 18% 18%, #000 0%, transparent 58%);
	pointer-events: none;
}

.lt-hero-inner {
	position: relative;
	z-index: 2;
	display: grid;
	grid-template-columns: 1.06fr .94fr;
	gap: 48px;
	align-items: center;
}

.lt-hero-visual,
.lt-hero-copy {
	min-width: 0;
}

.lt-badge {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 7px 15px 7px 12px;
	margin: 0 0 20px;
	border: 1px solid rgba(109, 40, 217, .24);
	border-radius: 999px;
	background: rgba(255, 255, 255, .86);
	color: var(--lt-violet);
	font-size: 13.5px;
	font-weight: 600;
}

.lt-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--lt-violet);
	box-shadow: 0 0 0 4px rgba(109, 40, 217, .16);
	animation: lt-pulse 2.6s infinite;
}

.lt-hero h1 {
	font-size: 44px;
	line-height: 1.2;
	margin-bottom: 16px;
	letter-spacing: -.02em;
}

.lt-h1-accent {
	display: block;
	background: var(--lt-grad);
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	color: transparent;
}

.lt-lead {
	color: var(--lt-muted);
	font-size: 16.5px;
}

.lt-lead strong {
	color: var(--lt-ink);
}

.lt-hero-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 13px;
	margin: 24px 0 22px;
}

.lt-hero-points {
	display: flex;
	flex-wrap: wrap;
	gap: 10px 22px;
}

.lt-hero-points li {
	position: relative;
	padding-left: 24px;
	color: var(--lt-muted);
	font-size: 14px;
}

.lt-hero-points li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 4px;
	width: 16px;
	height: 16px;
	border-radius: 50%;
	background: var(--lt-grad);
}

.lt-hero-points li::after {
	content: "";
	position: absolute;
	left: 5px;
	top: 8px;
	width: 6px;
	height: 3px;
	border-left: 1.6px solid #fff;
	border-bottom: 1.6px solid #fff;
	transform: rotate(-45deg);
}

/* 首屏左侧：软件信息卡 */
.lt-card {
	position: relative;
	padding: 26px 26px 22px;
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: 22px;
	box-shadow: var(--lt-shadow);
}

.lt-card::before {
	content: "软件信息";
	position: absolute;
	top: -12px;
	left: 24px;
	padding: 3px 12px;
	border-radius: 999px;
	background: var(--lt-grad);
	color: #fff;
	font-size: 12px;
	font-weight: 700;
}

.lt-card-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 16px;
}

.lt-card-head h2 {
	margin: 0;
	font-size: 21px;
}

.lt-card-head span {
	padding: 4px 10px;
	border-radius: 8px;
	background: var(--lt-soft);
	color: var(--lt-violet);
	font-size: 12.5px;
	font-weight: 700;
}

.lt-card-btns {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
	margin-bottom: 16px;
}

.lt-spec {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 10px 14px;
	padding-top: 14px;
	border-top: 1px dashed var(--lt-line);
}

.lt-spec div {
	min-width: 0;
}

.lt-spec span {
	display: block;
	color: var(--lt-muted);
	font-size: 12.5px;
}

.lt-spec strong {
	display: block;
	color: var(--lt-ink);
	font-size: 14.5px;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.lt-shot {
	margin-top: 18px;
	border-radius: 18px;
	overflow: hidden;
	box-shadow: var(--lt-shadow);
}

.lt-shot img {
	width: 100%;
	height: 210px;
	object-fit: cover;
}

/* 平台条 */
.lt-strip {
	margin-top: 44px;
}

.lt-strip-inner {
	display: grid;
	grid-template-columns: repeat(6, minmax(0, 1fr));
	gap: 12px;
	padding: 18px;
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: 18px;
	box-shadow: 0 14px 32px rgba(52, 16, 110, .06);
}

.lt-chip {
	display: flex;
	align-items: center;
	gap: 9px;
	padding: 10px 12px;
	border-radius: 12px;
	background: var(--lt-soft);
	color: #3b2f5c;
	font-size: 13.5px;
	transition: background .2s, transform .2s;
}

.lt-chip:hover {
	background: #efe9ff;
	transform: translateY(-2px);
}

.lt-chip svg {
	width: 18px;
	height: 18px;
	fill: var(--lt-violet);
	flex: 0 0 auto;
}

/* ------------------------------------------------------------- 数据条 */
.lt-stats {
	padding: 46px 0 0;
}

.lt-stats-inner {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: 18px;
	box-shadow: 0 14px 32px rgba(52, 16, 110, .06);
	overflow: hidden;
}

.lt-stat {
	padding: 24px 20px;
	text-align: center;
	border-right: 1px solid var(--lt-line);
}

.lt-stat:last-child {
	border-right: 0;
}

.lt-stat strong {
	display: block;
	font-size: 30px;
	line-height: 1.15;
	background: var(--lt-grad);
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	font-variant-numeric: tabular-nums;
}

.lt-stat span {
	color: var(--lt-muted);
	font-size: 13.5px;
}

/* --------------------------------------------------------- 通用区块 */
.lt-section {
	padding: 82px 0;
}

.lt-section.soft {
	background: var(--lt-soft);
}

.lt-section.dark {
	position: relative;
	background: var(--lt-ink);
	color: #d3ddf5;
	overflow: hidden;
}

.lt-section.dark h2,
.lt-section.dark h3 {
	color: #fff;
}

.lt-head {
	max-width: 780px;
	margin: 0 auto 46px;
	text-align: center;
}

.lt-kicker {
	display: inline-block;
	margin-bottom: 13px;
	padding: 6px 14px;
	border-radius: 999px;
	background: var(--lt-grad-soft);
	color: var(--lt-violet);
	font-size: 12.5px;
	font-weight: 700;
	letter-spacing: 1.4px;
}

.lt-section.dark .lt-kicker {
	background: rgba(198, 244, 50, .16);
	color: #c6f432;
}

.lt-head h2 {
	font-size: 32px;
	margin-bottom: 12px;
}

.lt-head p {
	margin: 0;
	color: var(--lt-muted);
}

.lt-section.dark .lt-head p {
	color: rgba(224, 214, 246, .76);
}

.lt-reveal {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity .7s cubic-bezier(.2, .7, .2, 1), transform .7s cubic-bezier(.2, .7, .2, 1);
}

.lt-reveal.is-in {
	opacity: 1;
	transform: none;
}

/* ------------------------------------------------------------ 软件介绍 */
.lt-about {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 44px;
	align-items: center;
}

.lt-about-media {
	position: relative;
	border-radius: 22px;
	overflow: hidden;
	box-shadow: var(--lt-shadow);
}

.lt-about-media img {
	width: 100%;
	height: 360px;
	object-fit: cover;
}

.lt-about-media .lt-tag {
	position: absolute;
	top: 18px;
	left: 18px;
	padding: 7px 14px;
	border-radius: 999px;
	background: rgba(255, 255, 255, .94);
	color: var(--lt-violet);
	font-size: 13px;
	font-weight: 700;
}

.lt-about-body h3 {
	font-size: 26px;
	margin-bottom: 12px;
}

.lt-about-body p {
	color: var(--lt-muted);
}

.lt-list {
	display: flex;
	flex-direction: column;
	gap: 12px;
	margin-top: 18px;
}

.lt-list li {
	position: relative;
	padding-left: 30px;
	color: var(--lt-muted);
	font-size: 14.5px;
}

.lt-list li strong {
	display: block;
	color: var(--lt-ink);
	font-size: 15px;
}

.lt-list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 3px;
	width: 20px;
	height: 20px;
	border-radius: 7px;
	background: var(--lt-grad);
}

.lt-list li::after {
	content: "";
	position: absolute;
	left: 6px;
	top: 8px;
	width: 8px;
	height: 4px;
	border-left: 1.8px solid #fff;
	border-bottom: 1.8px solid #fff;
	transform: rotate(-45deg);
}

/* ------------------------------------------------------------ 功能网格 */
.lt-features {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
}

.lt-feature {
	padding: 26px 22px;
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius);
	box-shadow: 0 12px 28px rgba(52, 16, 110, .05);
	transition: transform .26s, border-color .26s, box-shadow .26s;
}

.lt-feature:hover {
	transform: translateY(-5px);
	border-color: rgba(109, 40, 217, .42);
	box-shadow: var(--lt-shadow);
}

.lt-ico {
	display: grid;
	place-items: center;
	width: 48px;
	height: 48px;
	margin-bottom: 16px;
	border-radius: 14px;
	background: var(--lt-grad);
	box-shadow: 0 12px 24px rgba(109, 40, 217, .24);
}

.lt-ico svg {
	width: 24px;
	height: 24px;
	stroke: #fff;
	fill: none;
	stroke-width: 1.9;
	stroke-linecap: round;
	stroke-linejoin: round;
}

.lt-feature h3 {
	font-size: 17px;
	margin-bottom: 8px;
}

.lt-feature p {
	margin: 0;
	color: var(--lt-muted);
	font-size: 14px;
}

/* ------------------------------------------------------------ 下载中心 */
.lt-dl-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}

.lt-dl {
	display: flex;
	flex-direction: column;
	padding: 24px 22px 22px;
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius);
	box-shadow: 0 12px 30px rgba(52, 16, 110, .05);
	transition: transform .26s, border-color .26s, box-shadow .26s;
}

.lt-dl:hover {
	transform: translateY(-5px);
	border-color: rgba(109, 40, 217, .4);
	box-shadow: var(--lt-shadow);
}

.lt-dl.primary {
	border-color: rgba(109, 40, 217, .42);
	box-shadow: 0 20px 44px rgba(109, 40, 217, .14);
}

.lt-dl-top {
	display: flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 14px;
}

.lt-os {
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	border-radius: 12px;
	background: var(--lt-soft);
	border: 1px solid var(--lt-line);
}

.lt-os svg {
	width: 22px;
	height: 22px;
	fill: var(--lt-violet);
}

.lt-dl-top h3 {
	font-size: 17.5px;
	margin: 0;
}

.lt-dl-top small {
	display: block;
	color: var(--lt-muted);
	font-size: 12.5px;
}

.lt-dl-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin: 0 0 14px;
}

.lt-tagchip {
	padding: 4px 10px;
	border-radius: 8px;
	background: var(--lt-soft);
	border: 1px solid var(--lt-line);
	color: #463a68;
	font-size: 12px;
}

.lt-dl p {
	margin: 0 0 16px;
	color: var(--lt-muted);
	font-size: 13.5px;
}

.lt-dl .lt-btn {
	margin-top: auto;
}

.lt-dl-note {
	margin-top: 22px;
	padding: 18px 22px;
	border: 1px dashed rgba(109, 40, 217, .34);
	border-radius: 16px;
	background: #fff;
	color: var(--lt-muted);
	font-size: 14px;
}

.lt-dl-note strong {
	color: var(--lt-ink);
}

/* ------------------------------------------------------------ 系统要求 */
.lt-vers {
	margin: 0 0 16px;
	padding: 14px 0 0;
	border-top: 1px dashed var(--lt-line);
}

.lt-vers-title {
	display: block;
	margin-bottom: 8px;
	color: var(--lt-muted);
	font-size: 12.5px;
}

.lt-vers ul {
	display: flex;
	flex-direction: column;
	gap: 7px;
}

.lt-vers li {
	position: relative;
	padding-left: 20px;
	color: #3b2f5c;
	font-size: 13px;
}

.lt-vers li::before {
	content: "";
	position: absolute;
	left: 2px;
	top: 8px;
	width: 7px;
	height: 7px;
	border-radius: 2px;
	background: var(--lt-violet);
}

.lt-history {
	display: grid;
	grid-template-columns: 130px 150px 1fr 130px;
	border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius);
	background: #fff;
	overflow: hidden;
	box-shadow: 0 12px 30px rgba(52, 16, 110, .06);
}

.lt-history > div {
	padding: 15px 20px;
	border-bottom: 1px solid var(--lt-line);
	border-right: 1px solid var(--lt-line);
	font-size: 14.5px;
	color: var(--lt-muted);
}

.lt-history > div:nth-child(4n) {
	border-right: 0;
}

.lt-history > div:nth-last-child(-n+4) {
	border-bottom: 0;
}

.lt-history .lt-h-head {
	background: #f7f5ff;
	color: var(--lt-text);
	font-weight: 700;
}

.lt-history .lt-h-ver {
	color: var(--lt-text);
	font-weight: 700;
	font-variant-numeric: tabular-nums;
}

.lt-history .lt-h-cur {
	display: inline-block;
	padding: 2px 9px;
	border-radius: 999px;
	background: var(--lt-lime);
	color: #2a1a04;
	font-size: 12px;
	font-weight: 800;
}

.lt-spec-table {
	display: grid;
	grid-template-columns: 200px 1fr 1fr;
	border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius);
	background: #fff;
	overflow: hidden;
	box-shadow: 0 12px 30px rgba(52, 16, 110, .05);
}

.lt-spec-table > div {
	padding: 16px 20px;
	border-bottom: 1px solid var(--lt-line);
	border-right: 1px solid var(--lt-line);
	font-size: 14.5px;
	color: var(--lt-muted);
}

.lt-spec-table > div:nth-child(3n) {
	border-right: 0;
}

.lt-spec-table > div:nth-last-child(-n+3) {
	border-bottom: 0;
}

.lt-spec-table .lt-spec-h {
	background: #f6f9ff;
	color: var(--lt-ink);
	font-weight: 700;
}

.lt-spec-table .lt-spec-k {
	background: #fbfdff;
	color: var(--lt-ink);
	font-weight: 600;
}

/* ------------------------------------------------------------ 安装教程 */
.lt-steps {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 26px;
	position: relative;
}

.lt-step {
	position: relative;
	padding: 30px 24px 26px;
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius);
	box-shadow: 0 12px 28px rgba(52, 16, 110, .05);
}

.lt-step::before {
	content: "";
	position: absolute;
	top: 42px;
	right: -26px;
	width: 26px;
	height: 2px;
	background: repeating-linear-gradient(90deg, rgba(109, 40, 217, .45) 0 6px, transparent 6px 12px);
}

.lt-step:last-child::before {
	display: none;
}

.lt-step-dot {
	display: grid;
	place-items: center;
	width: 42px;
	height: 42px;
	margin-bottom: 14px;
	border-radius: 50%;
	background: var(--lt-grad);
	color: #fff;
	font-weight: 800;
	font-size: 16px;
	box-shadow: 0 12px 24px rgba(109, 40, 217, .24);
}

.lt-step h3 {
	font-size: 18px;
	margin-bottom: 8px;
}

.lt-step p {
	margin: 0;
	color: var(--lt-muted);
	font-size: 14.5px;
}

/* ------------------------------------------------------------ 节点线路 */
.lt-net-bg {
	position: absolute;
	inset: 0;
	background-image: url("img/lt-net-bg.webp");
	background-size: cover;
	background-position: center;
	opacity: .28;
}

.lt-section.dark .lt-container {
	position: relative;
	z-index: 2;
}

.lt-net {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 16px 26px;
}

.lt-region {
	padding: 16px 18px;
	border-radius: 14px;
	background: rgba(255, 255, 255, .05);
	border: 1px solid rgba(198, 244, 50, .18);
}

.lt-region-head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 9px;
}

.lt-region-head strong {
	color: #fff;
	font-size: 15px;
}

.lt-region-head em {
	font-style: normal;
	color: #c6f432;
	font-size: 13.5px;
	font-variant-numeric: tabular-nums;
}

.lt-bar {
	height: 6px;
	border-radius: 6px;
	background: rgba(255, 255, 255, .1);
	overflow: hidden;
}

.lt-bar i {
	display: block;
	height: 100%;
	border-radius: 6px;
	background: linear-gradient(90deg, #8b5cf6, #38bdf8);
}

.lt-net-note {
	margin-top: 26px;
	padding: 18px 22px;
	border-radius: 14px;
	background: rgba(255, 255, 255, .05);
	border: 1px solid rgba(198, 244, 50, .16);
	color: rgba(224, 214, 246, .78);
	font-size: 14px;
}

/* ------------------------------------------------------------ 使用场景 */
.lt-scenes {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}

.lt-scene {
	position: relative;
	display: block;
	border-radius: var(--lt-radius);
	overflow: hidden;
	box-shadow: 0 14px 32px rgba(52, 16, 110, .1);
}

.lt-scene img {
	width: 100%;
	height: 230px;
	object-fit: cover;
	transition: transform .6s cubic-bezier(.2, .7, .2, 1);
}

.lt-scene:hover img {
	transform: scale(1.06);
}

.lt-scene-body {
	position: absolute;
	inset: auto 0 0 0;
	padding: 46px 20px 18px;
	background: linear-gradient(180deg, transparent, rgba(20, 8, 43, .92));
	color: #fff;
}

.lt-scene-body h3 {
	color: #fff;
	font-size: 17px;
	margin-bottom: 5px;
}

.lt-scene-body p {
	margin: 0;
	color: rgba(226, 216, 250, .8);
	font-size: 13.5px;
}

/* ------------------------------------------------------------ 更新记录 */
.lt-logs {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}

.lt-log {
	position: relative;
	padding: 26px 24px;
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius);
	box-shadow: 0 12px 28px rgba(52, 16, 110, .05);
}

.lt-log::before {
	content: "";
	position: absolute;
	top: 30px;
	left: 0;
	width: 4px;
	height: 30px;
	border-radius: 0 4px 4px 0;
	background: var(--lt-grad);
}

.lt-log-date {
	display: inline-block;
	margin-bottom: 10px;
	padding: 3px 10px;
	border-radius: 8px;
	background: var(--lt-soft);
	color: var(--lt-violet);
	font-size: 12.5px;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
}

.lt-log h3 {
	font-size: 17px;
	margin-bottom: 8px;
}

.lt-log p {
	margin: 0;
	color: var(--lt-muted);
	font-size: 14px;
}

/* ------------------------------------------------------------ 常见问题 */
.lt-faq {
	display: flex;
	flex-direction: column;
	gap: 12px;
	max-width: 900px;
	margin: 0 auto;
}

.lt-faq-item {
	background: #fff;
	border: 1px solid var(--lt-line);
	border-radius: 14px;
	overflow: hidden;
	transition: border-color .24s, box-shadow .24s;
}

.lt-faq-item[open] {
	border-color: rgba(109, 40, 217, .4);
	box-shadow: 0 14px 30px rgba(109, 40, 217, .1);
}

.lt-faq-q {
	display: flex;
	align-items: center;
	gap: 14px;
	padding: 17px 22px;
	cursor: pointer;
	list-style: none;
	font-size: 15.5px;
	font-weight: 700;
	color: var(--lt-ink);
}

.lt-faq-q::-webkit-details-marker {
	display: none;
}

.lt-faq-idx {
	flex: 0 0 auto;
	display: grid;
	place-items: center;
	width: 30px;
	height: 30px;
	border-radius: 9px;
	background: var(--lt-grad-soft);
	color: var(--lt-violet);
	font-size: 12.5px;
	font-weight: 800;
}

.lt-faq-t {
	flex: 1 1 auto;
	min-width: 0;
}

.lt-faq-a {
	padding: 0 22px 20px 66px;
}

.lt-faq-a p {
	margin: 0;
	color: var(--lt-muted);
	font-size: 14.5px;
	line-height: 1.85;
}

/* --------------------------------------------------- 友情链接（极简一行） */
.lt-flinks {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 4px 16px;
	padding: 22px 0 0;
	margin: 0 auto;
	max-width: 1180px;
	color: var(--lt-muted);
	font-size: 14px;
	line-height: 1.9;
}

.lt-flinks-label {
	font-weight: 700;
	color: var(--lt-ink);
}

.lt-flink {
	color: #544673;
	transition: color .2s;
}

.lt-flink:hover {
	color: var(--lt-violet);
	text-decoration: underline;
}

.lt-flinks-empty {
	color: #a49ac2;
}

/* ------------------------------------------------------------- 结尾 CTA */
.lt-cta {
	position: relative;
	padding: 56px 44px;
	border-radius: 24px;
	background:
		radial-gradient(620px 300px at 86% 12%, rgba(198, 244, 50, .28), transparent 64%),
		linear-gradient(126deg, #4c1d95, #6d28d9 62%, #7c3aed);
	color: #fff;
	text-align: center;
	overflow: hidden;
}

.lt-cta h2 {
	color: #fff;
	font-size: 30px;
	margin-bottom: 12px;
}

.lt-cta p {
	max-width: 700px;
	margin: 0 auto 26px;
	color: rgba(226, 214, 252, .88);
}

.lt-cta-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 13px;
	justify-content: center;
}

.lt-cta-hint {
	margin: 18px 0 0;
	color: rgba(214, 200, 248, .74);
	font-size: 13px;
}

/* --------------------------------------------------------------- 页脚 */
.lt-footer {
	padding: 54px 0 24px;
	background: #0d041f;
	color: rgba(216, 206, 244, .72);
	font-size: 14px;
}

.lt-footer-grid {
	display: grid;
	grid-template-columns: 1.5fr 1fr 1fr;
	gap: 36px;
	padding-bottom: 28px;
	border-bottom: 1px solid rgba(198, 244, 50, .16);
}

.lt-footer .lt-brand-text strong {
	color: #fff;
}

.lt-footer-desc {
	max-width: 380px;
	margin: 14px 0 0;
	color: rgba(216, 206, 244, .64);
	font-size: 13.5px;
}

.lt-footer h4 {
	color: #fff;
	font-size: 15px;
	margin-bottom: 12px;
}

.lt-footer-links {
	display: flex;
	flex-direction: column;
	gap: 9px;
}

.lt-footer-links a {
	color: rgba(216, 206, 244, .7);
	font-size: 13.5px;
}

.lt-footer-links a:hover {
	color: #c6f432;
}

.lt-footer-bottom {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	justify-content: space-between;
	padding-top: 20px;
	color: rgba(196, 186, 224, .5);
	font-size: 12.5px;
}

.lt-disclaimer {
	margin-top: 12px;
	color: rgba(186, 176, 214, .46);
	font-size: 12.5px;
	line-height: 1.8;
}

/* --------------------------------------------------------------- 动画 */
@keyframes lt-pulse {
	0%, 100% { box-shadow: 0 0 0 4px rgba(109, 40, 217, .16); }
	50% { box-shadow: 0 0 0 8px rgba(109, 40, 217, .06); }
}

@media (prefers-reduced-motion: reduce) {
	.lt-body * {
		animation-duration: .001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .001ms !important;
	}
	.lt-reveal {
		opacity: 1;
		transform: none;
	}
}

/* --------------------------------------------------------------- 响应式 */
@media (max-width: 1080px) {
	.lt-hero h1 { font-size: 38px; }
	.lt-hero-inner { gap: 34px; }
	.lt-features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.lt-dl-grid, .lt-scenes, .lt-logs, .lt-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.lt-step::before { display: none; }
	.lt-strip-inner { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
	.lt-nav {
		position: absolute;
		top: 100%;
		left: 12px;
		right: 12px;
		display: none;
		flex-direction: column;
		align-items: stretch;
		gap: 2px;
		padding: 12px;
		border: 1px solid var(--lt-line);
		border-radius: 14px;
		background: #fff;
		box-shadow: 0 24px 50px rgba(52, 16, 110, .14);
	}
	.lt-nav.is-open { display: flex; }
	.lt-nav a { padding: 12px 14px; }
	.lt-burger { display: block; }
	.lt-header-cta .lt-btn { display: none; }
	.lt-hero { padding: 40px 0 60px; }
	.lt-hero-inner { grid-template-columns: 1fr; }
	.lt-hero-copy { order: 1; }
	.lt-hero-visual { order: 2; }
	.lt-about { grid-template-columns: 1fr; gap: 28px; }
	.lt-about-media img { height: 260px; }
	.lt-net { grid-template-columns: 1fr; }
	.lt-history { grid-template-columns: 110px 1fr auto; }
	.lt-history > div { padding: 13px 16px; font-size: 13.5px; }
	.lt-history > div:nth-child(4n+2) { display: none; }
	.lt-history > div:nth-child(4n) { border-right: 0; }
	.lt-history > div:nth-last-child(-n+8) { border-bottom: 1px solid var(--lt-line); }
	.lt-history > div:nth-last-child(-n+3) { border-bottom: 0; }
	.lt-spec-table { grid-template-columns: 150px 1fr 1fr; }
	.lt-spec-table > div { padding: 14px 16px; font-size: 13.5px; }
	.lt-cards, .lt-dl-grid, .lt-scenes, .lt-logs, .lt-steps { grid-template-columns: 1fr; }
	.lt-stats-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.lt-stat:nth-child(2) { border-right: 0; }
	.lt-stat { border-bottom: 1px solid var(--lt-line); }
	.lt-cta { padding: 42px 24px; }
	.lt-footer-grid { grid-template-columns: 1fr; gap: 22px; }
	.lt-head h2 { font-size: 26px; }
	.lt-section { padding: 60px 0; }
	.lt-faq-a { padding-left: 22px; }
}

@media (max-width: 640px) {
	.lt-container { padding: 0 18px; }
	.lt-hero h1 { font-size: 27px; }
	.lt-lead { font-size: 15.5px; }
	.lt-hero-actions .lt-btn { flex: 1 1 100%; }
	.lt-card-btns { grid-template-columns: 1fr; }
	.lt-strip-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.lt-features { grid-template-columns: 1fr; }
	.lt-shot img { height: 170px; }
	.lt-stat strong { font-size: 24px; }
	.lt-head h2 { font-size: 22px; }
	.lt-scene img { height: 190px; }
	.lt-cta h2 { font-size: 23px; }
	.lt-spec-table { grid-template-columns: 1fr; }
	.lt-spec-table > div { border-right: 0; }
	.lt-spec-table > div:nth-last-child(-n+3) { border-bottom: 1px solid var(--lt-line); }
	.lt-spec-table > div:last-child { border-bottom: 0; }
	.lt-flinks { justify-content: center; text-align: center; }
}