/* Sino AIO homepage — one deliberate visual system. */

body.home {
	--sino-ink: #1d1d1f;
	--sino-muted: #6e6e73;
	--sino-subtle: #86868b;
	--sino-blue: #0066cc;
	--sino-blue-hover: #0077ed;
	--sino-cyan: #00a6d6;
	--sino-violet: #6558d9;
	--sino-paper: #f5f5f7;
	--sino-panel: #f7f9fb;
	--sino-white: #ffffff;
	--sino-line: rgba(29, 29, 31, 0.12);
	--sino-card-radius: 32px;
	--sino-mobile-radius: 24px;
	--sino-shadow: 0 16px 44px rgba(30, 52, 72, 0.075);
	--sino-shadow-hover: 0 22px 54px rgba(30, 52, 72, 0.11);
	--sino-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
	background: var(--sino-white);
	color: var(--sino-ink);
	font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Microsoft YaHei", sans-serif;
}

body.home .wp-site-blocks {
	padding: 0;
}

body.home :where(a) {
	text-decoration: none;
}

body.home :where(h1, h2, h3, p, figure) {
	margin-top: 0;
}

body.home :where(a, button):focus-visible {
	outline: 3px solid rgba(0, 102, 204, 0.5);
	outline-offset: 4px;
	border-radius: 6px;
}

.sinoaio-home-header {
	position: sticky;
	top: 0;
	z-index: 100;
	padding-inline: 0 !important;
	background: rgba(255, 255, 255, 0.86);
	border-bottom: 1px solid rgba(29, 29, 31, 0.08);
	-webkit-backdrop-filter: saturate(180%) blur(20px);
	backdrop-filter: saturate(180%) blur(20px);
}

.sinoaio-header-inner {
	box-sizing: border-box;
	width: 100% !important;
	max-width: 1600px !important;
	margin-inline: auto !important;
	min-height: 66px;
	padding-inline: 28px;
}

.sinoaio-header-inner .wp-block-site-logo {
	margin: 0;
}

.sinoaio-header-inner .custom-logo {
	display: block;
	width: 150px;
	height: auto;
}

.sinoaio-primary-nav {
	font-size: 13px;
	font-weight: 450;
	letter-spacing: 0.005em;
}

.sinoaio-primary-nav .wp-block-navigation-item__content {
	position: relative;
	padding-block: 24px;
	color: var(--sino-ink);
	transition: color 180ms ease;
}

.sinoaio-primary-nav .wp-block-navigation-item__content::after {
	content: "";
	position: absolute;
	left: 50%;
	right: 50%;
	bottom: 16px;
	height: 1px;
	background: var(--sino-blue);
	transition: left 220ms var(--sino-ease), right 220ms var(--sino-ease);
}

.sinoaio-primary-nav .wp-block-navigation-item__content:hover::after,
.sinoaio-primary-nav .current-menu-item .wp-block-navigation-item__content::after {
	left: 0;
	right: 0;
}

.sinoaio-primary-nav .wp-block-navigation-item__content:hover {
	color: var(--sino-blue);
}

.sinoaio-home-main {
	margin: 0;
	overflow: clip;
}

.sinoaio-hero {
	position: relative;
	margin: 0;
	isolation: isolate;
	padding: clamp(76px, 9vw, 132px) 28px clamp(82px, 10vw, 144px);
	background:
		radial-gradient(circle at 85% 20%, rgba(84, 171, 255, 0.2), transparent 28%),
		radial-gradient(circle at 10% 90%, rgba(97, 219, 196, 0.09), transparent 30%),
		linear-gradient(145deg, #f8fbff 0%, #eef5f8 52%, #f5f5f7 100%);
}

.sinoaio-hero::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	background-image:
		linear-gradient(rgba(38, 99, 140, 0.045) 1px, transparent 1px),
		linear-gradient(90deg, rgba(38, 99, 140, 0.045) 1px, transparent 1px);
	background-size: 48px 48px;
	-webkit-mask-image: linear-gradient(90deg, transparent 0%, transparent 49%, #000 65%, #000 100%);
	mask-image: linear-gradient(90deg, transparent 0%, transparent 49%, #000 65%, #000 100%);
	pointer-events: none;
}

.sinoaio-hero::after {
	content: "";
	position: absolute;
	left: max(28px, calc((100vw - 1200px) / 2));
	right: max(28px, calc((100vw - 1200px) / 2));
	bottom: 42px;
	height: 1px;
	background: rgba(29, 29, 31, 0.1);
}

.sinoaio-hero-grid {
	position: relative;
	z-index: 1;
	gap: clamp(54px, 8vw, 118px);
	margin-block: 0;
}

.sinoaio-hero-copy {
	min-width: 0;
}

.sinoaio-eyebrow,
.sinoaio-section-label {
	display: flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 20px;
	color: var(--sino-blue);
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.095em;
	line-height: 1.35;
	text-transform: uppercase;
}

.sinoaio-eyebrow::before,
.sinoaio-section-label::before {
	content: "";
	display: block;
	width: 22px;
	height: 2px;
	background: linear-gradient(90deg, var(--sino-blue), var(--sino-cyan));
	box-shadow: 0 0 12px rgba(0, 166, 214, 0.35);
}

.sinoaio-hero-title {
	max-width: 730px;
	margin-bottom: 28px;
	color: var(--sino-ink);
	font-size: clamp(54px, 5.6vw, 82px);
	font-weight: 650;
	letter-spacing: -0.065em;
	line-height: 0.99;
	text-wrap: balance;
}

.sinoaio-hero-lead {
	max-width: 690px;
	margin-bottom: 0;
	color: var(--sino-muted);
	font-size: clamp(17px, 1.45vw, 21px);
	font-weight: 400;
	letter-spacing: -0.012em;
	line-height: 1.72;
}

.sinoaio-hero-actions {
	gap: 30px;
	margin-top: 34px;
}

.sinoaio-hero-actions .wp-block-button__link {
	padding: 8px 0;
	background: transparent;
	border: 0;
	border-radius: 0;
	box-shadow: none;
	color: var(--sino-blue);
	font-size: 16px;
	font-weight: 500;
	transition: color 180ms ease, transform 180ms ease;
}

.sinoaio-hero-actions .wp-block-button__link:hover {
	background: transparent;
	color: var(--sino-blue-hover);
	transform: translateX(2px);
}

.sinoaio-hero-art-column {
	min-width: 0;
}

.sinoaio-hero-art {
	position: relative;
	margin: 0;
	padding: clamp(14px, 1.8vw, 24px);
	overflow: hidden;
	background: linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(242, 248, 252, 0.78));
	border: 1px solid rgba(112, 158, 190, 0.22);
	border-radius: 38px;
	box-shadow: var(--sino-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.95);
	transform: perspective(1200px) rotateY(-2deg) rotateX(1deg);
}

.sinoaio-hero-art::before {
	content: "";
	position: absolute;
	inset: -45% 50% 50% -35%;
	background: radial-gradient(circle, rgba(0, 102, 204, 0.15), transparent 65%);
	pointer-events: none;
}

.sinoaio-hero-art img {
	position: relative;
	display: block;
	width: 100%;
	height: auto;
	border-radius: 24px;
}

.sinoaio-section {
	margin: 0;
	padding: clamp(92px, 10vw, 150px) 28px;
}

.sinoaio-section-shell,
.sinoaio-method-panel {
	margin-block: 0;
}

.sinoaio-section-shell {
	width: 100%;
}

.sinoaio-section-shell > .sinoaio-topic-grid,
.sinoaio-section-shell > .sinoaio-post-query,
.sinoaio-post-query > .sinoaio-post-grid {
	width: 100%;
	max-width: none !important;
	margin-inline: 0 !important;
}

.sinoaio-section-heading {
	max-width: 760px;
	margin: 0 0 clamp(48px, 6vw, 74px);
}

.sinoaio-section-title {
	margin-bottom: 22px;
	color: var(--sino-ink);
	font-size: clamp(44px, 5vw, 70px);
	font-weight: 650;
	letter-spacing: -0.055em;
	line-height: 1.02;
	text-wrap: balance;
}

.sinoaio-section-lead {
	max-width: 760px;
	margin-bottom: 0;
	color: var(--sino-muted);
	font-size: clamp(18px, 1.7vw, 23px);
	letter-spacing: -0.018em;
	line-height: 1.58;
}

.sinoaio-method-section {
	background: var(--sino-white);
}

.sinoaio-method-panel {
	position: relative;
	display: grid;
	grid-template-columns: minmax(0, 1.32fr) minmax(320px, 0.68fr);
	grid-template-rows: auto auto 1fr;
	column-gap: clamp(58px, 7vw, 100px);
	padding: clamp(48px, 6vw, 76px);
	overflow: hidden;
	background:
		radial-gradient(circle at 96% 4%, rgba(92, 168, 255, 0.14), transparent 28%),
		linear-gradient(145deg, #f6f9fc 0%, #f8fafb 100%);
	border: 1px solid rgba(126, 159, 190, 0.18);
	border-radius: var(--sino-card-radius);
	box-shadow: 0 18px 55px rgba(26, 45, 68, 0.08);
}

.sinoaio-method-panel::before {
	content: "";
	position: absolute;
	inset: 16px;
	border: 1px solid rgba(0, 102, 204, 0.09);
	border-radius: 22px;
	background-image:
		linear-gradient(90deg, rgba(0, 102, 204, 0.15) 0 24px, transparent 24px calc(100% - 24px), rgba(0, 102, 204, 0.15) calc(100% - 24px)),
		linear-gradient(rgba(0, 102, 204, 0.15) 0 24px, transparent 24px calc(100% - 24px), rgba(0, 102, 204, 0.15) calc(100% - 24px));
	background-size: 100% 1px, 1px 100%;
	background-position: center top, left center;
	background-repeat: no-repeat;
	pointer-events: none;
}

.sinoaio-method-panel > * {
	position: relative;
	z-index: 1;
}

.sinoaio-method-panel > .sinoaio-section-label,
.sinoaio-method-panel > .sinoaio-section-title,
.sinoaio-method-panel > .sinoaio-section-lead {
	width: 100%;
	max-width: none !important;
	margin-inline: 0 !important;
}

.sinoaio-method-panel > .sinoaio-section-label { grid-column: 1; grid-row: 1; }
.sinoaio-method-panel > .sinoaio-section-title { grid-column: 1; grid-row: 2; max-width: 700px !important; }
.sinoaio-method-panel > .sinoaio-section-lead { grid-column: 1; grid-row: 3; max-width: 680px !important; }

.sinoaio-method-panel > .sinoaio-section-title {
	font-size: clamp(46px, 4.6vw, 66px);
}

.sinoaio-method-grid {
	display: flex;
	grid-column: 2;
	grid-row: 1 / 4;
	width: 100%;
	max-width: none !important;
	flex-direction: column;
	justify-content: center;
	margin: 0 !important;
	border-top: 0;
	border-left: 1px solid rgba(0, 102, 204, 0.13);
}

.sinoaio-method-item {
	min-width: 0;
	padding: 26px 0 26px 34px;
}

.sinoaio-method-item + .sinoaio-method-item {
	border-top: 1px solid rgba(29, 29, 31, 0.09);
	border-left: 0;
}

.sinoaio-method-item h3 {
	margin-bottom: 14px;
	color: var(--sino-ink);
	font-size: 20px;
	font-weight: 600;
	letter-spacing: -0.02em;
}

.sinoaio-method-item h3::before {
	content: "";
	display: inline-block;
	width: 7px;
	height: 7px;
	margin-right: 10px;
	border: 1px solid var(--sino-blue);
	border-radius: 50%;
	background: rgba(0, 102, 204, 0.1);
	box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.05);
	vertical-align: 2px;
}

.sinoaio-method-item p {
	margin-bottom: 0;
	color: var(--sino-muted);
	font-size: 15px;
	line-height: 1.65;
}

.sinoaio-topics-section {
	background: #f3f5f7;
}

.sinoaio-post-grid {
	display: grid;
	grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
	gap: 22px;
	margin: 0;
	padding: 0;
	list-style: none;
}

.sinoaio-topic-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	grid-auto-flow: dense;
	grid-auto-rows: 208px;
	gap: 20px;
	margin: 0;
	padding: 0;
}

.sinoaio-card {
	position: relative;
	box-sizing: border-box;
	overflow: hidden;
	border: 1px solid rgba(55, 111, 151, 0.12);
	border-radius: var(--sino-card-radius);
	box-shadow: var(--sino-shadow);
	transition: transform 350ms var(--sino-ease), box-shadow 350ms var(--sino-ease), border-color 350ms ease;
}

.sinoaio-card::before {
	content: "";
	position: absolute;
	top: 0;
	left: 32px;
	right: 82px;
	height: 2px;
	background: linear-gradient(90deg, rgba(0, 102, 204, 0.72), rgba(0, 166, 214, 0.22) 42%, transparent 82%);
	box-shadow: 0 0 16px rgba(0, 102, 204, 0.16);
	pointer-events: none;
}

.sinoaio-card::after {
	content: "↗";
	position: absolute;
	top: 30px;
	right: 30px;
	display: grid;
	width: 42px;
	height: 42px;
	place-items: center;
	background: rgba(255, 255, 255, 0.82);
	border: 1px solid rgba(0, 102, 204, 0.13);
	border-radius: 50%;
	box-shadow: 0 8px 22px rgba(20, 48, 76, 0.1);
	color: var(--sino-blue);
	font-size: 17px;
	line-height: 1;
	pointer-events: none;
}

.sinoaio-card:hover {
	border-color: rgba(0, 102, 204, 0.16);
	box-shadow: var(--sino-shadow-hover);
	transform: translateY(-3px);
}

.sinoaio-topic-card {
	display: flex;
	min-height: 0;
	flex-direction: column;
	justify-content: flex-end;
	align-items: flex-start;
	padding: 34px;
	text-align: left;
	background-image:
		linear-gradient(90deg, transparent 0 74%, rgba(0, 102, 204, 0.035) 74% 74.5%, transparent 74.5%),
		linear-gradient(0deg, transparent 0 68%, rgba(0, 102, 204, 0.03) 68% 68.5%, transparent 68.5%);
	background-size: 100% 100%;
}

.sinoaio-topic-card:nth-child(1),
.sinoaio-topic-card:nth-child(6) {
	grid-column: span 2;
	grid-row: span 2;
	padding: 42px;
}

.sinoaio-topic-card:nth-child(7),
.sinoaio-topic-card:nth-child(8) {
	grid-column: span 2;
}

.sinoaio-topic-card:nth-child(2),
.sinoaio-topic-card:nth-child(3),
.sinoaio-topic-card:nth-child(4),
.sinoaio-topic-card:nth-child(5) {
	padding: 26px;
}

.sinoaio-topic-card:nth-child(1) h3,
.sinoaio-topic-card:nth-child(6) h3 {
	max-width: 430px;
	font-size: clamp(38px, 3.4vw, 52px);
}

.sinoaio-topic-card > * {
	position: relative;
	z-index: 1;
	flex-shrink: 0;
}

.topic-tone-blue,
.topic-tone-teal,
.topic-tone-coral,
.topic-tone-indigo,
.topic-tone-aqua,
.topic-tone-peach {
	background-color: #f6f9fb;
	background-image: radial-gradient(circle at 100% 0%, rgba(77, 156, 219, 0.13), transparent 38%), linear-gradient(145deg, #f1f6fa 0%, #ffffff 78%);
}

.topic-tone-violet,
.topic-tone-lilac {
	background-color: #f7f7fb;
	background-image: radial-gradient(circle at 100% 0%, rgba(101, 88, 217, 0.11), transparent 38%), linear-gradient(145deg, #f4f4fa 0%, #ffffff 78%);
}

.sinoaio-topic-card:nth-child(1) {
	background-image:
		radial-gradient(circle at 73% 32%, rgba(0, 102, 204, 0.16) 0 5px, #fff 6px 11px, rgba(0, 102, 204, 0.14) 12px 13px, transparent 14px),
		radial-gradient(circle at 58% 32%, rgba(0, 166, 214, 0.12) 0 4px, #fff 5px 9px, rgba(0, 102, 204, 0.11) 10px 11px, transparent 12px),
		radial-gradient(circle at 88% 32%, rgba(101, 88, 217, 0.12) 0 4px, #fff 5px 9px, rgba(101, 88, 217, 0.11) 10px 11px, transparent 12px),
		linear-gradient(90deg, transparent 57%, rgba(0, 102, 204, 0.13) 57% 89%, transparent 89%),
		radial-gradient(circle at 73% 32%, transparent 0 44px, rgba(0, 102, 204, 0.09) 45px 46px, transparent 47px 73px, rgba(0, 166, 214, 0.06) 74px 75px, transparent 76px),
		radial-gradient(circle at 100% 0%, rgba(77, 156, 219, 0.13), transparent 38%),
		linear-gradient(145deg, #f1f6fa 0%, #ffffff 78%);
}

.sinoaio-topic-card:nth-child(6) {
	background-image:
		radial-gradient(circle at 73% 32%, rgba(101, 88, 217, 0.15) 0 5px, #fff 6px 11px, rgba(101, 88, 217, 0.13) 12px 13px, transparent 14px),
		radial-gradient(circle at 58% 32%, rgba(0, 102, 204, 0.11) 0 4px, #fff 5px 9px, rgba(0, 102, 204, 0.1) 10px 11px, transparent 12px),
		radial-gradient(circle at 88% 32%, rgba(101, 88, 217, 0.11) 0 4px, #fff 5px 9px, rgba(101, 88, 217, 0.1) 10px 11px, transparent 12px),
		linear-gradient(90deg, transparent 57%, rgba(101, 88, 217, 0.12) 57% 89%, transparent 89%),
		radial-gradient(circle at 73% 32%, transparent 0 44px, rgba(101, 88, 217, 0.085) 45px 46px, transparent 47px 73px, rgba(0, 102, 204, 0.05) 74px 75px, transparent 76px),
		radial-gradient(circle at 100% 0%, rgba(101, 88, 217, 0.11), transparent 38%),
		linear-gradient(145deg, #f4f4fa 0%, #ffffff 78%);
}

.sinoaio-card-number {
	margin-bottom: auto;
	color: var(--sino-subtle);
	font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
	font-size: 11px;
	font-variant-numeric: tabular-nums;
	font-weight: 600;
	letter-spacing: 0.14em;
}

.sinoaio-card-number::after {
	content: " / 08";
	color: rgba(0, 102, 204, 0.5);
}

.sinoaio-topic-card h3 {
	max-width: calc(100% - 48px);
	margin-bottom: 12px;
	font-size: clamp(25px, 2.3vw, 34px);
	font-weight: 620;
	letter-spacing: -0.04em;
	line-height: 1.13;
}

.sinoaio-topic-card h3 a {
	color: var(--sino-ink);
}

.sinoaio-topic-card h3 a:hover {
	color: var(--sino-blue);
}

.sinoaio-topic-card > p:last-child {
	max-width: 390px;
	margin-bottom: 0;
	color: var(--sino-muted);
	font-size: 16px;
	line-height: 1.58;
}

.sinoaio-posts-section {
	background: var(--sino-white);
}

.sinoaio-post-grid > li {
	min-width: 0;
	margin: 0;
}

.sinoaio-post-grid > li:first-child {
	grid-column: 1 / -1;
}

.sinoaio-post-card {
	display: flex;
	min-height: 304px;
	height: 100%;
	flex-direction: column;
	align-items: flex-start;
	padding: 34px;
	text-align: left;
	background: radial-gradient(circle at 100% 0%, rgba(70, 142, 201, 0.11), transparent 34%), linear-gradient(145deg, #f5f8fb 0%, #ffffff 78%);
}

.sinoaio-post-grid > li:nth-child(3) .sinoaio-post-card,
.sinoaio-post-grid > li:nth-child(5) .sinoaio-post-card {
	background: radial-gradient(circle at 100% 0%, rgba(101, 88, 217, 0.1), transparent 34%), linear-gradient(145deg, #f6f6fa 0%, #ffffff 78%);
}

.sinoaio-post-grid > li:first-child .sinoaio-post-card {
	min-height: 368px;
	padding: clamp(42px, 5vw, 66px);
	background:
		radial-gradient(circle at 88% 14%, rgba(70, 153, 255, 0.18), transparent 30%),
		linear-gradient(135deg, #edf4fa 0%, #f8fafc 56%, #f2f6f8 100%);
}

.sinoaio-post-card > * {
	position: relative;
	z-index: 1;
}

.sinoaio-post-category {
	align-self: flex-start;
	margin-bottom: 16px;
	font-size: 12px;
	font-weight: 600;
	letter-spacing: 0.02em;
}

.sinoaio-post-category a {
	display: inline-block;
	margin: 0 6px 6px 0;
	padding: 7px 12px;
	background: rgba(0, 102, 204, 0.09);
	border-radius: 999px;
	color: var(--sino-blue);
}

.sinoaio-post-title {
	max-width: calc(100% - 50px);
	margin-bottom: 14px;
	font-size: clamp(24px, 1.8vw, 30px);
	font-weight: 620;
	letter-spacing: -0.04em;
	line-height: 1.15;
	text-wrap: balance;
}

.sinoaio-post-grid > li:first-child .sinoaio-post-title {
	max-width: 780px;
	font-size: clamp(40px, 4.1vw, 58px);
	line-height: 1.06;
}

.sinoaio-post-title a {
	color: var(--sino-ink);
}

.sinoaio-post-title a:hover {
	color: var(--sino-blue);
}

.sinoaio-post-excerpt {
	max-width: 500px;
	margin-bottom: 0;
	color: var(--sino-muted);
	font-size: 15px;
	line-height: 1.65;
}

.sinoaio-post-grid > li:first-child .sinoaio-post-excerpt {
	max-width: 760px;
	font-size: 17px;
}

.sinoaio-post-excerpt .wp-block-post-excerpt__more-link {
	color: var(--sino-blue);
	font-weight: 500;
}

.sinoaio-post-date {
	align-self: flex-start;
	margin-top: auto;
	padding-top: 20px;
	color: var(--sino-subtle);
	font-size: 12px;
	font-variant-numeric: tabular-nums;
}

.sinoaio-home-footer {
	margin: 0;
	padding: 58px 28px 30px;
	background: #f5f6f7;
	border-top: 1px solid rgba(29, 29, 31, 0.08);
	color: var(--sino-muted);
}

.sinoaio-footer-inner {
	margin-block: 0;
}

.sinoaio-footer-grid {
	gap: clamp(44px, 7vw, 90px);
	margin: 0;
}

.sinoaio-footer-grid .custom-logo {
	width: 145px;
	height: auto;
}

.sinoaio-footer-grid p {
	max-width: 420px;
	margin: 22px 0 0;
	font-size: 14px;
	line-height: 1.6;
}

.sinoaio-footer-grid h3 {
	margin-bottom: 18px;
	color: var(--sino-ink);
	font-size: 13px;
	font-weight: 600;
}

.sinoaio-footer-grid .wp-block-navigation {
	gap: 11px;
	font-size: 13px;
}

.sinoaio-footer-grid .wp-block-navigation-item__content {
	color: var(--sino-muted);
}

.sinoaio-footer-grid .wp-block-navigation-item__content:hover {
	color: var(--sino-blue);
}

.sinoaio-footer-rule {
	margin: 58px 0 22px;
	border-color: var(--sino-line);
}

.sinoaio-copyright {
	margin: 0;
	color: var(--sino-subtle);
	font-size: 12px;
}

/* Progressive scroll narrative: static content remains the no-script fallback. */
html.motion-ready .sinoaio-topics-section .sinoaio-section-heading,
html.motion-ready .sinoaio-posts-section .sinoaio-section-heading,
html.motion-ready .sinoaio-topic-card,
html.motion-ready .sinoaio-post-grid > li {
	opacity: 0;
	transform: translate3d(0, 24px, 0) scale(0.992);
	transition:
		opacity 720ms var(--sino-ease),
		transform 820ms var(--sino-ease),
		box-shadow 350ms var(--sino-ease),
		border-color 350ms ease;
	will-change: opacity, transform;
}

html.motion-ready .sinoaio-section-heading.is-item-visible,
html.motion-ready .sinoaio-topic-card.is-item-visible,
html.motion-ready .sinoaio-post-grid > li.is-item-visible {
	opacity: 1;
	transform: translate3d(0, 0, 0) scale(1);
}

html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(1) { transition-delay: 80ms; }
html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(2),
html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(3) { transition-delay: 180ms; }
html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(4),
html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(5) { transition-delay: 280ms; }
html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(6) { transition-delay: 380ms; }
html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(7),
html.motion-ready .sinoaio-topics-section.is-motion-visible .sinoaio-topic-card:nth-child(8) { transition-delay: 480ms; }

html.motion-ready .sinoaio-posts-section.is-motion-visible .sinoaio-post-grid > li:first-child { transition-delay: 100ms; }
html.motion-ready .sinoaio-posts-section.is-motion-visible .sinoaio-post-grid > li:nth-child(2),
html.motion-ready .sinoaio-posts-section.is-motion-visible .sinoaio-post-grid > li:nth-child(3) { transition-delay: 220ms; }
html.motion-ready .sinoaio-posts-section.is-motion-visible .sinoaio-post-grid > li:nth-child(4),
html.motion-ready .sinoaio-posts-section.is-motion-visible .sinoaio-post-grid > li:nth-child(5) { transition-delay: 340ms; }

html.motion-ready .sinoaio-card.is-item-visible:hover {
	transform: translate3d(0, -3px, 0) scale(1);
}

@media (min-width: 1025px) and (prefers-reduced-motion: no-preference) {
	html.motion-ready .sinoaio-method-section {
		min-height: 200vh;
		padding-top: clamp(100px, 10vh, 132px);
		padding-bottom: clamp(100px, 16vh, 180px);
	}

	html.motion-ready .sinoaio-method-panel {
		position: sticky;
		top: 96px;
		min-height: min(610px, calc(100vh - 126px));
		transform: translateZ(0);
		box-shadow: 0 18px 55px rgba(26, 45, 68, calc(0.055 + var(--method-progress, 0) * 0.055));
	}

	html.motion-ready .sinoaio-method-panel > .sinoaio-section-label,
	html.motion-ready .sinoaio-method-panel > .sinoaio-section-title,
	html.motion-ready .sinoaio-method-panel > .sinoaio-section-lead {
		opacity: clamp(0.18, calc(var(--method-progress, 0) * 4.5), 1);
		transform: translate3d(0, calc(24px - var(--method-progress, 0) * 24px), 0);
		transition: opacity 180ms linear, transform 180ms linear;
	}

	html.motion-ready .sinoaio-method-section[data-motion-step="1"] .sinoaio-method-panel > .sinoaio-section-label,
	html.motion-ready .sinoaio-method-section[data-motion-step="1"] .sinoaio-method-panel > .sinoaio-section-title,
	html.motion-ready .sinoaio-method-section[data-motion-step="1"] .sinoaio-method-panel > .sinoaio-section-lead {
		opacity: 0.62;
		transform: translate3d(0, -10px, 0);
	}

	html.motion-ready .sinoaio-method-section[data-motion-step="2"] .sinoaio-method-panel > .sinoaio-section-label,
	html.motion-ready .sinoaio-method-section[data-motion-step="2"] .sinoaio-method-panel > .sinoaio-section-title,
	html.motion-ready .sinoaio-method-section[data-motion-step="2"] .sinoaio-method-panel > .sinoaio-section-lead {
		opacity: 0.52;
		transform: translate3d(0, -20px, 0) scale(0.985);
	}

	html.motion-ready .sinoaio-method-grid {
		position: relative;
		border-left-color: rgba(0, 102, 204, 0.08);
	}

	html.motion-ready .sinoaio-method-grid::before {
		content: "";
		position: absolute;
		left: -1px;
		top: 0;
		width: 1px;
		height: calc(var(--method-progress, 0) * 100%);
		background: linear-gradient(180deg, var(--sino-blue), var(--sino-cyan) 72%, var(--sino-violet));
		box-shadow: 0 0 14px rgba(0, 102, 204, 0.28);
	}

	html.motion-ready .sinoaio-method-item {
		opacity: 0.18;
		transform: translate3d(0, 24px, 0);
		transition: opacity 420ms var(--sino-ease), transform 520ms var(--sino-ease), filter 420ms ease;
	}

	html.motion-ready .sinoaio-method-item.is-active,
	html.motion-ready .sinoaio-method-item.is-complete {
		opacity: 1;
		transform: translate3d(0, 0, 0);
	}

	html.motion-ready .sinoaio-method-item.is-complete {
		opacity: 0.26;
		transform: translate3d(0, -18px, 0);
	}

	html.motion-ready .sinoaio-method-item.is-active h3::before {
		background: var(--sino-blue);
		box-shadow: 0 0 0 5px rgba(0, 102, 204, 0.09), 0 0 18px rgba(0, 102, 204, 0.3);
	}

	html.motion-ready .sinoaio-method-section.is-motion-exiting .sinoaio-method-panel {
		opacity: 0.28;
		transform: translate3d(0, -22px, 0) scale(0.985);
		transition: opacity 360ms ease, transform 420ms var(--sino-ease), box-shadow 350ms ease;
	}

	html.motion-ready .sinoaio-topic-card:nth-child(1),
	html.motion-ready .sinoaio-topic-card:nth-child(6) {
		background-position:
			var(--topic-shift, 0px) center,
			var(--topic-reverse-shift, 0px) center,
			var(--topic-shift, 0px) center,
			center,
			center,
			center,
			center;
	}
}

@media (min-width: 769px) and (max-width: 1024px) and (prefers-reduced-motion: no-preference) {
	html.motion-ready .sinoaio-method-section {
		min-height: 142vh;
	}

	html.motion-ready .sinoaio-method-panel {
		position: sticky;
		top: 88px;
	}

	html.motion-ready .sinoaio-method-item {
		transition: opacity 420ms var(--sino-ease), transform 480ms var(--sino-ease);
	}

	html.motion-ready .sinoaio-method-item:not(.is-active):not(.is-complete) {
		opacity: 0.42;
		transform: translate3d(0, 12px, 0);
	}
}

@media (max-width: 768px) and (prefers-reduced-motion: no-preference) {
	html.motion-ready .sinoaio-method-panel,
	html.motion-ready .sinoaio-topic-card,
	html.motion-ready .sinoaio-post-grid > li {
		will-change: auto;
	}

	html.motion-ready .sinoaio-method-panel {
		opacity: 0;
		transform: translate3d(0, 20px, 0);
		transition: opacity 680ms var(--sino-ease), transform 760ms var(--sino-ease);
	}

	html.motion-ready .sinoaio-method-section.is-motion-visible .sinoaio-method-panel {
		opacity: 1;
		transform: translate3d(0, 0, 0);
	}
}

@media (max-width: 1024px) {
	.sinoaio-hero-title {
		font-size: clamp(48px, 6vw, 68px);
	}

	.sinoaio-method-panel {
		grid-template-columns: minmax(0, 1.12fr) minmax(280px, 0.88fr);
		column-gap: 46px;
	}

	.sinoaio-method-panel > .sinoaio-section-title {
		font-size: clamp(42px, 5vw, 56px);
	}

	.sinoaio-topic-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		grid-auto-rows: auto;
	}

	.sinoaio-topic-card {
		min-height: 220px;
		padding: 30px;
	}

	.sinoaio-topic-card:nth-child(1),
	.sinoaio-topic-card:nth-child(6) {
		grid-column: span 2;
		grid-row: span 1;
		min-height: 286px;
		padding: 36px;
	}

	.sinoaio-topic-card:nth-child(7),
	.sinoaio-topic-card:nth-child(8) {
		grid-column: span 1;
	}

	.sinoaio-post-card {
		min-height: 300px;
		padding: 30px;
	}

	.sinoaio-post-title {
		font-size: 28px;
	}

	.sinoaio-post-grid > li:first-child .sinoaio-post-title {
		font-size: clamp(40px, 5vw, 52px);
	}
}

@media (max-width: 768px) {
	.sinoaio-header-inner {
		min-height: 72px;
		padding-inline: 22px;
	}

	.sinoaio-header-inner .custom-logo {
		width: 126px;
	}

	.sinoaio-primary-nav .wp-block-navigation__responsive-container.is-menu-open {
		padding: 28px;
	}

	.sinoaio-primary-nav .wp-block-navigation__responsive-container-content {
		font-size: 24px;
	}

	.sinoaio-hero {
		padding: 62px 22px 92px;
	}

	.sinoaio-hero::after {
		left: 22px;
		right: 22px;
		bottom: 36px;
	}

	.sinoaio-hero-grid {
		gap: 44px;
	}

	.sinoaio-hero-title {
		font-size: clamp(43px, 12vw, 60px);
		letter-spacing: -0.06em;
	}

	.sinoaio-hero-lead {
		font-size: 17px;
		line-height: 1.68;
	}

	.sinoaio-hero-actions {
		gap: 18px;
	}

	.sinoaio-hero-actions .wp-block-button__link {
		font-size: 15px;
	}

	.sinoaio-hero-art {
		padding: 12px;
		border-radius: 28px;
		transform: none;
	}

	.sinoaio-hero-art img {
		border-radius: 19px;
	}

	.sinoaio-section {
		padding: 76px 22px;
	}

	.sinoaio-section-title {
		font-size: clamp(40px, 11vw, 54px);
	}

	.sinoaio-section-lead {
		font-size: 18px;
	}

	.sinoaio-method-panel {
		display: block;
		padding: 36px 28px;
		border-radius: var(--sino-mobile-radius);
	}

	.sinoaio-method-panel > .sinoaio-section-title {
		font-size: clamp(40px, 11vw, 54px);
	}

	.sinoaio-method-grid {
		display: flex;
		width: 100%;
		margin-top: 36px !important;
		border-top: 1px solid rgba(0, 102, 204, 0.13);
		border-left: 0;
	}

	.sinoaio-method-item,
	.sinoaio-method-item + .sinoaio-method-item {
		padding: 24px 0;
		border-left: 0;
		border-bottom: 1px solid var(--sino-line);
	}

	.sinoaio-method-item:last-child {
		border-bottom: 0;
	}

	.sinoaio-topic-grid,
.sinoaio-post-grid {
		grid-template-columns: 1fr;
		grid-auto-rows: auto;
		gap: 18px;
	}

	.sinoaio-topic-card:nth-child(1),
	.sinoaio-topic-card:nth-child(6),
	.sinoaio-topic-card:nth-child(7),
	.sinoaio-topic-card:nth-child(8) {
		grid-column: auto;
		grid-row: auto;
		min-height: 184px;
		padding: 24px;
		background-image: radial-gradient(circle at 100% 0%, rgba(77, 156, 219, 0.12), transparent 40%), linear-gradient(145deg, #f3f7fa 0%, #ffffff 78%);
	}

	.sinoaio-topic-card:nth-child(6) {
		background-image: radial-gradient(circle at 100% 0%, rgba(101, 88, 217, 0.1), transparent 40%), linear-gradient(145deg, #f5f5fa 0%, #ffffff 78%);
	}

	.sinoaio-post-grid > li:first-child {
		grid-column: auto;
	}

	.sinoaio-card {
		border-radius: var(--sino-mobile-radius);
	}

	.sinoaio-card::after {
		top: 22px;
		right: 22px;
		width: 36px;
		height: 36px;
		font-size: 15px;
	}

	.sinoaio-topic-card {
		min-height: 184px;
		padding: 24px;
	}

	.sinoaio-topic-card h3 {
		margin-bottom: 9px;
		font-size: 25px;
	}

	.sinoaio-topic-card:nth-child(1) h3,
	.sinoaio-topic-card:nth-child(6) h3 {
		font-size: 27px;
	}

	.sinoaio-post-card,
	.sinoaio-post-grid > li:first-child .sinoaio-post-card {
		min-height: 294px;
		padding: 28px;
	}

	.sinoaio-post-grid > li:first-child .sinoaio-post-card {
		min-height: 312px;
	}

	.sinoaio-post-title {
		max-width: calc(100% - 40px);
		font-size: 27px;
		line-height: 1.15;
	}

	.sinoaio-post-grid > li:first-child .sinoaio-post-title {
		font-size: 30px;
		line-height: 1.12;
	}

	.sinoaio-post-grid > li:first-child .sinoaio-post-excerpt {
		font-size: 15px;
	}

	.sinoaio-post-category {
		margin-bottom: 18px;
	}

	.sinoaio-post-date {
		padding-top: 22px;
	}

	.sinoaio-home-footer {
		padding: 58px 22px 30px;
	}

	.sinoaio-footer-grid {
		gap: 36px;
	}

	.sinoaio-footer-rule {
		margin-top: 42px;
	}
}

@media (prefers-reduced-motion: reduce) {
	body.home *,
	body.home *::before,
	body.home *::after {
		scroll-behavior: auto !important;
		transition-duration: 0.001ms !important;
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
	}
}