:root {
	color-scheme: light;
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: "Helvetica Neue", Helvetica, Arial, "Microsoft YaHei", sans-serif;
}

.rs-visually-hidden {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

img {
	max-width: 100%;
}

.rs-shell {
	min-height: 100vh;
	background: var(--zh-bg);
	color: var(--zh-text);
}

.rs-container {
	width: min(1180px, calc(100% - 40px));
	margin-inline: auto;
}

.rs-skip-link {
	position: fixed;
	top: 8px;
	left: 8px;
	z-index: 2000;
	padding: 10px 14px;
	color: var(--zh-ink);
	background: var(--zh-signal);
	border: 2px solid var(--zh-machine-deep);
	transform: translateY(-150%);
}

.rs-skip-link:focus {
	transform: translateY(0);
}

.rs-nav {
	position: sticky;
	top: 0;
	z-index: 1000;
	background: rgba(255, 255, 255, .97);
	border-bottom: 1px solid var(--zh-rule);
	backdrop-filter: blur(10px);
}

.rs-nav-inner {
	display: grid;
	grid-template-columns: auto 1fr auto;
	align-items: center;
	gap: 22px;
	min-height: 72px;
}

.rs-brand {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	color: var(--zh-ink) !important;
}

.rs-brand img {
	width: 28px;
	height: 28px;
}

.rs-brand span {
	display: grid;
	font-family: "Saira", "Helvetica Neue", Helvetica, Arial, sans-serif;
	font-size: 20px;
	font-weight: 700;
	letter-spacing: .01em;
	line-height: 1;
}

.rs-brand small {
	margin-top: 5px;
	color: var(--zh-muted);
	font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
	font-size: 10px;
	font-weight: 700;
	letter-spacing: .08em;
	text-transform: uppercase;
}

.rs-nav-links {
	display: flex;
	align-items: stretch;
	justify-content: flex-end;
	gap: 2px;
}

.rs-nav-links a {
	display: inline-flex;
	align-items: center;
	min-height: 42px;
	padding: 8px 10px;
	color: #52616d;
	font-size: 14px;
	font-weight: 700;
	white-space: nowrap;
}

.rs-nav-links a:hover,
.rs-nav-links a:focus-visible {
	color: var(--zh-ink);
	background: var(--zh-panel-tint);
}

.rs-nav-links a[aria-current="page"] {
	color: var(--zh-ink);
	box-shadow: inset 0 -3px 0 var(--zh-machine);
}

.rs-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 44px;
	padding: 10px 16px;
	color: var(--zh-ink) !important;
	background: #fff;
	border: 2px solid var(--zh-steel);
	border-radius: 4px;
	font-size: 14px;
	font-weight: 800;
	line-height: 1.2;
	text-align: center;
}

.rs-button:hover,
.rs-button:focus-visible {
	color: var(--zh-ink) !important;
	background: var(--zh-panel-tint);
	border-color: var(--zh-steel-dark);
}

.rs-button-primary {
	background: var(--zh-signal);
	border-color: var(--zh-signal);
}

.rs-button-primary:hover,
.rs-button-primary:focus-visible {
	background: #ffbd2e;
	border-color: var(--zh-machine-deep);
}

.rs-home-app {
	background: #e8f0f1;
	border-bottom: 1px solid var(--zh-rule);
}

.rs-home-app .web-scene-shell {
	--workspace-shell-height: calc(100dvh - 72px);
	min-height: 620px;
}

.rs-home-app .web-scene-shell .wordmark {
	display: none;
}

.rs-home-links {
	padding: 42px 0 38px;
	background: #fff;
}

.rs-home-links h2 {
	margin: 0;
	color: var(--zh-ink);
	font-size: 25px;
}

.rs-home-route-list {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	margin-top: 24px;
	border-top: 1px solid var(--zh-rule);
	border-bottom: 1px solid var(--zh-rule);
}

.rs-home-route-list a {
	display: grid;
	gap: 6px;
	padding: 20px 22px 20px 0;
}

.rs-home-route-list a + a {
	padding-left: 22px;
	border-left: 1px solid var(--zh-rule);
}

.rs-home-route-list strong {
	color: var(--zh-ink);
	font-family: "Saira", "Helvetica Neue", Helvetica, Arial, sans-serif;
	font-size: 18px;
}

.rs-home-route-list span,
.rs-home-contact {
	color: var(--zh-muted);
	font-size: 14px;
	line-height: 1.6;
}

.rs-home-contact {
	margin: 22px 0 0;
}

.rs-home-contact a {
	font-weight: 800;
}

.rs-eyebrow {
	display: flex;
	align-items: center;
	gap: 10px;
	margin: 0 0 14px;
	color: var(--zh-machine);
	font-size: 12px;
	font-weight: 900;
	letter-spacing: .12em;
	text-transform: uppercase;
}

.rs-eyebrow::before {
	content: "";
	width: 30px;
	height: 3px;
	background: currentColor;
}

.rs-page-hero h1 {
	margin: 0;
	color: #fff;
	font-size: clamp(42px, 6.2vw, 70px);
	font-weight: 700;
	line-height: 1.02;
	letter-spacing: -.025em;
}

.rs-page-hero-copy > p:not(.rs-eyebrow) {
	max-width: 650px;
	margin: 22px 0 0;
	color: #c6d4df;
	font-size: 18px;
	line-height: 1.7;
}

.rs-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: 28px;
}

.rs-page-hero .rs-button:not(.rs-button-primary) {
	color: #fff !important;
	background: transparent;
	border-color: #7394a9;
}

.rs-page-hero .rs-button:not(.rs-button-primary):hover {
	background: rgba(255, 255, 255, .08);
	border-color: #fff;
}

.rs-section-tint {
	background: var(--zh-panel-tint);
	border-block: 1px solid var(--zh-rule);
}

.rs-page-section h2 {
	margin: 0;
	color: var(--zh-ink);
	font-size: clamp(30px, 4vw, 46px);
	line-height: 1.1;
}

.rs-panel {
	position: relative;
	background: #fff;
	border: 2px solid var(--zh-steel);
	border-radius: 4px;
}

.rs-kicker {
	color: var(--zh-steel-dark);
	font-size: 11px;
	font-weight: 900;
	letter-spacing: .09em;
	text-transform: uppercase;
}

.rs-panel h3 {
	margin: 16px 0 10px;
	color: var(--zh-ink);
	font-size: 23px;
	line-height: 1.2;
}

.rs-panel p,
.rs-panel li,
.rs-page-section p,
.rs-page-section li {
	color: var(--zh-muted);
	line-height: 1.7;
}

.rs-media-grid {
	display: grid;
	grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
	align-items: center;
	gap: clamp(34px, 6vw, 70px);
}

.rs-media-frame {
	padding: 10px;
	background: #fff;
	border: 2px solid var(--zh-steel);
	border-radius: 4px;
}

.rs-media-frame img {
	display: block;
	width: 100%;
	border: 1px solid var(--zh-rule);
}

.rs-section-lead {
	max-width: 850px;
	margin: 18px 0 0;
	font-size: 17px;
}

.rs-wide-figure {
	margin: 30px 0 0;
}

.rs-wide-figure figcaption {
	padding: 12px 4px 2px;
	color: var(--zh-muted);
	font-size: 13px;
	line-height: 1.6;
}

.rs-shape-showcase {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	align-items: start;
	gap: clamp(20px, 3vw, 34px);
}

.rs-shape-card .rs-media-frame {
	display: grid;
	width: 100%;
	aspect-ratio: 6 / 5;
	margin-inline: auto;
	overflow: hidden;
	place-items: center;
}

.rs-shape-card .rs-media-frame img {
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.rs-media-copy h2 {
	margin: 0;
	color: var(--zh-ink);
	font-size: clamp(30px, 4vw, 45px);
	line-height: 1.12;
}

.rs-media-copy p {
	color: var(--zh-muted);
	font-size: 16px;
	line-height: 1.75;
}

.rs-note {
	margin-top: 22px;
	padding: 17px 18px;
	color: #5d4a2c;
	background: #fdf3e3;
	border: 2px dashed var(--zh-machine);
	border-radius: 4px;
	font-size: 14px;
	line-height: 1.65;
}

.rs-cta-band {
	padding: 36px 0;
	color: #eaf2f7;
	background: var(--zh-ink-blue, #1d4e6b);
	border-top: 4px solid var(--zh-machine);
}

.rs-cta-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 32px;
}

.rs-cta-inner h2 {
	margin: 0;
	color: #fff;
	font-size: clamp(25px, 3vw, 34px);
}

.rs-cta-inner p {
	margin: 6px 0 0;
	color: #c6d4df;
}

.rs-page-hero {
	position: relative;
	padding: clamp(58px, 8vw, 88px) 0;
	color: #fff;
	background: var(--zh-ink);
	border-bottom: 4px solid var(--zh-machine);
}

.rs-page-hero-grid {
	display: grid;
	grid-template-columns: minmax(0, .78fr) minmax(340px, .42fr);
	align-items: end;
	gap: 60px;
}

.rs-page-hero-aside {
	min-width: 0;
	padding: 24px;
	background: rgba(238, 244, 248, .08);
	border: 2px solid #5f7f94;
	border-radius: 4px;
}

.rs-page-hero-aside strong {
	display: block;
	margin-bottom: 10px;
	color: var(--zh-signal);
	font-family: "Saira", sans-serif;
	font-size: 16px;
}

.rs-page-hero-aside p {
	margin: 0;
	color: #c6d4df;
	font-size: 14px;
	line-height: 1.65;
}

.rs-page-section {
	padding: clamp(54px, 7vw, 84px) 0;
}

.rs-grid-2,
.rs-grid-3 {
	display: grid;
	gap: 18px;
	margin-top: 30px;
}

.rs-grid-2 {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rs-grid-3 {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

.rs-panel {
	min-width: 0;
	padding: 26px;
}

.rs-panel-accent {
	border-top: 5px solid var(--zh-machine);
}

.rs-panel ul,
.rs-panel ol {
	margin-bottom: 0;
	padding-left: 20px;
}

.rs-code {
	display: block;
	max-width: 100%;
	margin-top: 18px;
	padding: 15px 16px;
	overflow-x: auto;
	color: #dceaf0;
	background: #0f2934;
	border-left: 4px solid var(--zh-machine);
	border-radius: 2px;
	font-family: "Cascadia Code", Consolas, monospace;
	font-size: 13px;
	line-height: 1.65;
	white-space: pre;
}

.rs-download-list {
	display: grid;
	gap: 12px;
	margin-top: 26px;
}

.rs-download-row {
	display: grid;
	grid-template-columns: 120px 1fr auto;
	align-items: center;
	gap: 18px;
	padding: 18px;
	background: #fff;
	border: 2px solid var(--zh-steel);
	border-radius: 4px;
}

.rs-download-row strong {
	color: var(--zh-ink);
	font-family: "Saira", sans-serif;
	font-size: 18px;
}

.rs-download-row p {
	margin: 0;
	font-size: 14px;
}

.rs-contact-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 22px;
	margin-top: 34px;
}

.rs-contact-card {
	padding: clamp(28px, 4vw, 42px);
	background: #fff;
	border: 2px solid var(--zh-steel);
	border-radius: 4px;
}

.rs-contact-card:first-child {
	border-top: 5px solid var(--zh-machine);
}

.rs-contact-card:last-child {
	border-top: 5px solid var(--zh-logo-blue);
}

.rs-contact-region {
	color: var(--zh-machine-deep);
	font-size: 12px;
	font-weight: 900;
	letter-spacing: .1em;
	text-transform: uppercase;
}

.rs-contact-card h2 {
	margin: 14px 0 8px;
	color: var(--zh-ink);
	font-size: clamp(28px, 4vw, 38px);
}

.rs-contact-email {
	display: inline-block;
	margin-top: 20px;
	font-size: clamp(16px, 2.2vw, 21px);
	font-weight: 800;
	overflow-wrap: anywhere;
}

.rs-doc {
	max-width: 850px;
}

.rs-doc h2 {
	margin-top: 42px;
	font-size: 26px;
}

.rs-doc p,
.rs-doc li {
	color: var(--zh-muted);
	line-height: 1.75;
}

.rs-footer {
	padding: 28px 0;
	color: #b9c8d0;
	background: #101d25;
}

.rs-footer-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	font-size: 13px;
}

.rs-footer-links {
	display: flex;
	flex-wrap: wrap;
	gap: 18px;
}

.rs-footer a {
	color: #dce8ed;
}

.rs-footer a:hover {
	color: var(--zh-signal);
}

:focus-visible {
	outline: 3px solid var(--zh-signal);
	outline-offset: 3px;
}

@media (max-width: 1000px) {
	.rs-nav-inner {
		grid-template-columns: 1fr auto;
		gap: 6px 18px;
		padding-block: 10px;
	}

	.rs-nav-links {
		grid-column: 1 / -1;
		justify-content: flex-start;
		overflow-x: auto;
	}

	.rs-home-app .web-scene-shell {
		--workspace-shell-height: calc(100dvh - 118px);
	}

	.rs-page-hero-grid {
		grid-template-columns: 1fr;
	}

	.rs-grid-3 {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 720px) {
	.rs-container {
		width: min(100% - 28px, 1180px);
	}

	.rs-nav-inner {
		grid-template-columns: minmax(0, 1fr) auto;
	}

	.rs-nav-links {
		margin-inline: -14px;
		padding-inline: 14px;
	}

	.rs-home-app .web-scene-shell {
		--workspace-shell-height: 100dvh;
		height: auto;
		min-height: 100dvh;
		overflow: visible;
	}

	.rs-home-route-list {
		grid-template-columns: 1fr;
	}

	.rs-home-route-list a,
	.rs-home-route-list a + a {
		padding: 18px 0;
		border-left: 0;
		border-top: 1px solid var(--zh-rule);
	}

	.rs-home-route-list a:first-child {
		border-top: 0;
	}

	.rs-page-hero h1 {
		font-size: clamp(38px, 12vw, 54px);
	}

	.rs-media-grid,
	.rs-shape-showcase,
	.rs-grid-2,
	.rs-contact-grid {
		grid-template-columns: 1fr;
	}

	.rs-cta-inner,
	.rs-footer-inner {
		align-items: flex-start;
		flex-direction: column;
	}

	.rs-download-row {
		grid-template-columns: 1fr;
	}
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: .01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .01ms !important;
	}
}

.rs-video-frame video {
	display: block;
	width: 100%;
	height: auto;
	border: 1px solid var(--zh-rule);
	background: #000;
}