/* ==========================================================
   Services overview page styles
   Loaded by templates/views/assets/services.html
   ========================================================== */

/* ==========================================================
   SERVICES, page styles (all sv- scoped)
   ========================================================== */
.sv .h2 {
	font-size: clamp(2rem, 3.9vw, 3.25rem);
	line-height: 1.1;
	letter-spacing: -0.028em;
	text-wrap: balance;
}
.sv-head {
	display: grid;
	grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
	gap: 24px clamp(40px, 7vw, 120px);
	align-items: end;
	margin-bottom: clamp(32px, 4.2vw, 56px);
}
.sv-head .h2 {
	margin-top: 20px;
	max-width: 18ch;
}
.sv-head .lead {
	line-height: 1.7;
}

/* ---------- Hero ---------- */
.sv-hero {
	position: relative;
	isolation: isolate;
	text-align: center;
	padding: calc(var(--header-h) + clamp(40px, 5.6vw, 80px)) 0 clamp(28px, 3.5vw, 44px);
}
.sv-hero::before {
	content: '';
	position: absolute;
	inset: 0;
	z-index: -1;
	pointer-events: none;
	background:
		radial-gradient(45% 60% at 50% 0%, rgba(0, 114, 206, 0.14), transparent 70%),
		radial-gradient(30% 40% at 85% 30%, rgba(255, 190, 152, 0.3), transparent 70%),
		radial-gradient(30% 40% at 12% 40%, rgba(102, 103, 171, 0.12), transparent 70%);
}
.sv-pill {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	height: 34px;
	padding: 0 16px 0 6px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.8);
	box-shadow: inset 0 0 0 1px var(--line-strong);
	font-size: 14px;
	color: var(--ink-2);
}
.sv-pill i {
	height: 24px;
	padding: 0 10px;
	border-radius: 999px;
	display: inline-flex;
	align-items: center;
	font: 400 11px/1 var(--font-mono);
	font-style: normal;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--blue);
	background: var(--blue-tint);
}
.sv-hero h1 {
	margin: 28px auto 0;
	max-width: 17ch;
	font: 400 clamp(2.6rem, 5.8vw, 5rem)/1.06 var(--font-display);
	letter-spacing: -0.032em;
	text-wrap: balance;
}
.sv-hero .lead {
	margin: 26px auto 0;
	max-width: 56ch;
	line-height: 1.7;
	font-size: clamp(1.05rem, 1.4vw, 1.2rem);
}
.sv-ctas {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 12px;
	margin-top: 36px;
}

/* ---------- Reel: video grows to full-bleed on scroll ---------- */
.sv-reel {
	position: relative;
	height: 210vh;
}
.sv-reel-sticky {
	position: sticky;
	top: 0;
	height: 100vh;
	height: 100lvh;
	overflow: hidden;
}
/* the frame is always full screen; a clip-path inset opens it up as you scroll
   (paint-only, so it stays smooth on phones) */
.sv-reel-frame {
	--p: 0;
	--ix: max(11vw, calc((100vw - 1120px) / 2));
	--iy: 19%;
	position: absolute;
	inset: 0;
	overflow: hidden;
	background: #dfe6ef;
	clip-path: inset(
		calc(var(--iy) * (1 - var(--p))) calc(var(--ix) * (1 - var(--p))) round calc(32px * (1 - var(--p)))
	);
	will-change: clip-path;
}
.sv-reel-frame video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transform: scale(calc(1.12 - 0.12 * var(--p)));
}
.sv-reel-frame::after {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(180deg, transparent 40%, rgba(16, 24, 32, 0.55));
	opacity: calc(var(--p) * 1.2);
	pointer-events: none;
}
.sv-reel-copy {
	position: absolute;
	left: 0;
	right: 0;
	bottom: clamp(32px, 7vh, 72px);
	z-index: 1;
	padding: 0 var(--gutter);
	text-align: center;
	color: #fff;
}
.sv-reel-copy p {
	max-width: 22ch;
	margin: 0 auto;
	font: 400 clamp(1.8rem, 4vw, 3.4rem)/1.12 var(--font-display);
	letter-spacing: -0.028em;
	text-wrap: balance;
	opacity: 0;
	transform: translateY(24px);
	transition:
		opacity 0.8s var(--ease),
		transform 0.8s var(--ease);
}
.sv-reel-chips {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 8px;
	margin-top: 22px;
}
.sv-reel-chips span {
	padding: 8px 15px;
	border-radius: 999px;
	font-size: 14px;
	background: rgba(255, 255, 255, 0.16);
	backdrop-filter: blur(12px);
	box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
	opacity: 0;
	transform: translateY(14px);
	transition:
		opacity 0.6s var(--ease),
		transform 0.6s var(--ease);
}
.sv-reel.show .sv-reel-copy p,
.sv-reel.show .sv-reel-chips span {
	opacity: 1;
	transform: none;
}
.sv-reel.show .sv-reel-chips span:nth-child(2) {
	transition-delay: 0.08s;
}
.sv-reel.show .sv-reel-chips span:nth-child(3) {
	transition-delay: 0.16s;
}
.sv-reel.show .sv-reel-chips span:nth-child(4) {
	transition-delay: 0.24s;
}
.sv-reel-tag {
	position: absolute;
	top: calc(var(--iy) + 18px);
	left: calc(var(--ix) + 18px);
	z-index: 1;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 7px 12px;
	border-radius: 999px;
	font: 400 11.5px/1 var(--font-mono);
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--ink-2);
	background: rgba(255, 255, 255, 0.8);
	backdrop-filter: blur(8px);
	opacity: calc(1 - var(--p) * 2);
}
.sv-reel-tag i {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: #e2574a;
	animation: sv-blink 1.6s ease-in-out infinite;
}
@keyframes sv-blink {
	50% {
		opacity: 0.3;
	}
}

/* ---------- Service index ---------- */
.sv-index {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 16px;
}
.sv-icol {
	--tone: var(--blue);
	padding: 28px 24px 20px;
	border-radius: 24px;
	background: linear-gradient(165deg, color-mix(in srgb, var(--tone) 8%, #fff), #fff 55%);
	box-shadow:
		var(--shadow-sm),
		0 0 0 1px color-mix(in srgb, var(--tone) 15%, transparent);
}
.sv-icol-top {
	display: flex;
	align-items: center;
	justify-content: space-between;
}
.sv-icol .ic {
	width: 44px;
	height: 44px;
	border-radius: 13px;
	display: grid;
	place-items: center;
	color: #fff;
	background: linear-gradient(135deg, var(--tone), color-mix(in srgb, var(--tone) 55%, #00b5e2));
	box-shadow: 0 10px 22px -10px var(--tone);
}
.sv-icol .ic svg {
	width: 21px;
	height: 21px;
}
.sv-icol-top small {
	font: 400 12px/1 var(--font-mono);
	color: var(--subtle);
}
.sv-icol h3 {
	margin-top: 20px;
	font: 400 1.3rem/1.2 var(--font-display);
	letter-spacing: -0.015em;
}
.sv-icol ul {
	margin-top: 14px;
}
.sv-icol li a {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 10px;
	padding: 11px 0;
	border-top: 1px solid var(--line);
	font-size: 15px;
	color: var(--ink-2);
	transition:
		color 0.2s,
		padding 0.3s var(--ease);
}
.sv-icol li a::after {
	content: '\2192';
	font-size: 13px;
	color: var(--subtle);
	opacity: 0;
	transform: translateX(-4px);
	transition:
		opacity 0.25s,
		transform 0.25s var(--ease),
		color 0.25s;
}
.sv-icol li a:hover {
	color: var(--ink);
	padding-left: 4px;
}
.sv-icol li a:hover::after {
	opacity: 1;
	transform: none;
	color: var(--tone);
}

/* ---------- Chapter bar ---------- */
.sv-chapters {
	position: relative;
}
.sv-cbar {
	position: sticky;
	top: var(--header-h);
	z-index: 20;
	background: rgba(250, 249, 246, 0.86);
	-webkit-backdrop-filter: saturate(180%) blur(16px);
	backdrop-filter: saturate(180%) blur(16px);
	box-shadow: 0 1px 0 var(--line);
}
.sv-cbar-inner {
	display: flex;
	align-items: center;
	gap: 6px;
	height: 58px;
	overflow-x: auto;
	scrollbar-width: none;
}
.sv-cbar-inner::-webkit-scrollbar {
	display: none;
}
.sv-cbar a {
	--tone: var(--blue);
	position: relative;
	flex: none;
	display: inline-flex;
	align-items: center;
	gap: 10px;
	height: 38px;
	padding: 0 14px;
	border-radius: 999px;
	font-size: 14.5px;
	color: var(--muted);
	transition:
		color 0.3s,
		background 0.3s;
}
.sv-cbar a small {
	font: 400 11px/1 var(--font-mono);
	color: var(--subtle);
	transition: color 0.3s;
}
.sv-cbar a:hover {
	color: var(--ink);
}
.sv-cbar a.on {
	color: var(--ink);
	background: #fff;
	box-shadow: inset 0 0 0 1px var(--line-strong);
}
.sv-cbar a.on small {
	color: var(--tone);
}
.sv-cbar-prog {
	position: absolute;
	left: 0;
	bottom: -1px;
	height: 2px;
	width: 100%;
	transform-origin: left;
	transform: scaleX(0);
	background: var(--grad);
}

/* ---------- Chapter ---------- */
.sv-ch {
	--tone: var(--blue);
	padding: clamp(56px, 7vw, 96px) 0;
	scroll-margin-top: calc(var(--header-h) + 58px);
}
.sv-ch + .sv-ch {
	border-top: 1px solid var(--line);
}
.sv-ch-alt {
	background: var(--white);
}
.sv-ch-top {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
	gap: clamp(40px, 6vw, 96px);
	align-items: center;
}
.sv-ch-num {
	display: flex;
	align-items: center;
	gap: 12px;
	font: 400 12px/1 var(--font-mono);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--tone);
}
.sv-ch-num b {
	width: 40px;
	height: 40px;
	border-radius: 12px;
	display: grid;
	place-items: center;
	font-weight: 400;
	color: #fff;
	background: linear-gradient(135deg, var(--tone), color-mix(in srgb, var(--tone) 55%, #00b5e2));
	box-shadow: 0 10px 22px -10px var(--tone);
}
.sv-ch h2 {
	margin-top: 24px;
	font: 400 clamp(2.1rem, 4.2vw, 3.5rem)/1.08 var(--font-display);
	letter-spacing: -0.03em;
	text-wrap: balance;
}
.sv-ch-intro {
	margin-top: 22px;
	max-width: 46ch;
	color: var(--muted);
	font-size: 17.5px;
	line-height: 1.75;
}

.sv-vis {
	position: relative;
	border-radius: 28px;
	overflow: hidden;
	min-height: 420px;
}

/* services list in a chapter */
.sv-list {
	margin-top: clamp(40px, 4.9vw, 60px);
	border-top: 1px solid var(--line-strong);
}
.sv-row {
	display: grid;
	grid-template-columns: 56px minmax(0, 1fr) minmax(0, 1.4fr) auto;
	gap: 20px 32px;
	align-items: start;
	padding: 28px 0;
	border-bottom: 1px solid var(--line-strong);
}
.sv-row .n {
	padding-top: 6px;
	font: 400 12px/1 var(--font-mono);
	color: var(--subtle);
}
.sv-row h3 {
	font: 400 clamp(1.3rem, 2vw, 1.6rem)/1.2 var(--font-display);
	letter-spacing: -0.018em;
}
.sv-row p {
	color: var(--muted);
	font-size: 16px;
	line-height: 1.7;
}
.sv-row .tags {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin-top: 12px;
}
.sv-row .tags span {
	padding: 5px 10px;
	border-radius: 999px;
	font-size: 12.5px;
	color: color-mix(in srgb, var(--tone) 75%, #101820);
	background: color-mix(in srgb, var(--tone) 9%, #fff);
}
.sv-row .go {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	height: 40px;
	padding: 0 16px;
	border-radius: 999px;
	font-size: 14px;
	white-space: nowrap;
	color: var(--ink);
	box-shadow: inset 0 0 0 1px var(--line-strong);
	transition:
		background 0.3s,
		color 0.3s,
		box-shadow 0.3s;
}
.sv-row .go svg {
	width: 13px;
	height: 13px;
	transition: transform 0.3s var(--ease);
}
.sv-row:hover .go {
	color: #fff;
	background: var(--tone);
	box-shadow: none;
}
.sv-row:hover .go svg {
	transform: translateX(3px);
}
.js .sv-row {
	opacity: 0;
	transform: translateY(16px);
	transition:
		opacity 0.7s var(--ease),
		transform 0.7s var(--ease);
}
.js .sv-row.is-in {
	opacity: 1;
	transform: none;
}

/* work strip */
.sv-work {
	margin-top: clamp(32px, 4.2vw, 52px);
}
.sv-work-head {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 16px;
	margin-bottom: 20px;
}
.sv-work-head h4 {
	display: flex;
	align-items: center;
	gap: 10px;
	font: 400 12px/1 var(--font-mono);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--subtle);
}
.sv-work-head h4::before {
	content: '';
	width: 14px;
	height: 1px;
	background: currentColor;
}
.sv-work-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
}
.sv-wcard {
	position: relative;
	display: block;
	overflow: hidden;
	border-radius: 20px;
	background: #fff;
	box-shadow:
		0 0 0 1px var(--line),
		var(--shadow-sm);
	transition:
		transform 0.5s var(--ease),
		box-shadow 0.5s var(--ease);
}
.sv-wcard:hover {
	transform: translateY(-6px);
	box-shadow:
		0 0 0 1px color-mix(in srgb, var(--tone) 30%, transparent),
		var(--shadow-lg);
}
.sv-wthumb {
	position: relative;
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: var(--paper);
	border-bottom: 1px solid var(--line);
}
.sv-wthumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: top;
	transition: transform 1.2s var(--ease);
}
.sv-wcard:hover .sv-wthumb img {
	transform: scale(1.05) translateY(-3%);
}
.sv-wthumb.app {
	display: grid;
	place-items: center;
	background: linear-gradient(140deg, var(--at, var(--tone)), #101820);
	color: #fff;
}
.sv-wthumb.app div {
	text-align: center;
}
.sv-wthumb.app b {
	display: block;
	font: 400 1.6rem/1.1 var(--font-display);
	letter-spacing: -0.02em;
}
.sv-wthumb.app small {
	display: block;
	margin-top: 8px;
	font: 400 11px/1 var(--font-mono);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	opacity: 0.75;
}
.sv-wthumb.app::before {
	content: '';
	position: absolute;
	width: 120px;
	height: 200px;
	right: -20px;
	bottom: -60px;
	border-radius: 22px;
	border: 6px solid rgba(255, 255, 255, 0.14);
	transform: rotate(-12deg);
}
.sv-wbody {
	padding: 18px 20px 20px;
}
.sv-wbody small {
	font: 400 11px/1 var(--font-mono);
	letter-spacing: 0.07em;
	text-transform: uppercase;
	color: var(--tone);
}
.sv-wbody b {
	display: block;
	margin-top: 8px;
	font: 400 1.1rem/1.3 var(--font-display);
}
.sv-wbody p {
	margin-top: 6px;
	color: var(--muted);
	font-size: 14.5px;
	line-height: 1.6;
}

/* --- visual 1: AI agent console --- */
.v-ai {
	background:
		radial-gradient(120% 90% at 100% 0%, rgba(0, 181, 226, 0.25), transparent 55%),
		radial-gradient(90% 80% at 0% 100%, rgba(102, 103, 171, 0.3), transparent 60%), var(--ink);
	padding: 22px;
	color: #e7eaee;
	display: flex;
	flex-direction: column;
}
.v-ai-bar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding-bottom: 14px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.08);
	font: 400 12px/1 var(--font-mono);
	color: #9aa3ae;
}
.v-ai-bar span:first-child {
	display: inline-flex;
	align-items: center;
	gap: 8px;
}
.v-ai-bar span:first-child::before {
	content: '';
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--mint);
	box-shadow: 0 0 0 4px rgba(0, 195, 137, 0.18);
}
.v-ai-log {
	flex: 1;
	display: grid;
	align-content: start;
	gap: 8px;
	padding-top: 16px;
	font: 400 13px/1.5 var(--font-mono);
}
.v-ai-log div {
	display: grid;
	grid-template-columns: 20px 1fr;
	gap: 10px;
	padding: 9px 12px;
	border-radius: 12px;
	background: rgba(255, 255, 255, 0.04);
	opacity: 0;
	transform: translateY(8px);
	transition:
		opacity 0.45s var(--ease),
		transform 0.45s var(--ease);
}
.v-ai-log div.show {
	opacity: 1;
	transform: none;
}
.v-ai-log div i {
	font-style: normal;
	text-align: center;
}
.v-ai-log .in i {
	color: #9aa3ae;
}
.v-ai-log .ok i {
	color: var(--mint);
}
.v-ai-log .hand i {
	color: var(--peach);
}
.v-ai-log .hand {
	background: rgba(255, 190, 152, 0.08);
}
.v-ai-log em {
	font-style: normal;
	color: #9aa3ae;
}
.v-ai-foot {
	display: flex;
	gap: 8px;
	padding-top: 14px;
	border-top: 1px solid rgba(255, 255, 255, 0.08);
	font: 400 11.5px/1 var(--font-mono);
	color: #7d8691;
}
.v-ai-foot span {
	padding: 6px 10px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.05);
}
.v-ai-foot b {
	font-weight: 400;
	color: #e7eaee;
}

/* --- visual 2: engineering video + terminal --- */
.v-eng video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.v-eng::before {
	content: '';
	position: absolute;
	inset: 0;
	z-index: 1;
	background: linear-gradient(200deg, transparent 30%, rgba(16, 24, 32, 0.55));
}
.v-term {
	position: absolute;
	right: 18px;
	bottom: 18px;
	z-index: 2;
	width: min(330px, calc(100% - 36px));
	border-radius: 16px;
	overflow: hidden;
	background: rgba(16, 24, 32, 0.82);
	backdrop-filter: blur(14px);
	box-shadow:
		0 20px 40px -16px rgba(0, 0, 0, 0.6),
		inset 0 0 0 1px rgba(255, 255, 255, 0.1);
	font: 400 12.5px/1.65 var(--font-mono);
	color: #c9ced6;
}
.v-term-bar {
	display: flex;
	gap: 6px;
	padding: 10px 12px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.v-term-bar i {
	width: 9px;
	height: 9px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.2);
}
.v-term-body {
	padding: 12px 14px 14px;
	min-height: 118px;
}
.v-term-body div {
	white-space: nowrap;
	overflow: hidden;
	opacity: 0;
}
.v-term-body div.show {
	opacity: 1;
}
.v-term-body .ok {
	color: var(--mint);
}
.v-term-body .dim {
	color: #7d8691;
}

/* --- visual 3: wireframe → interface --- */
.v-ds {
	display: grid;
	place-items: center;
	background: linear-gradient(160deg, color-mix(in srgb, #e2774a 12%, #fff), color-mix(in srgb, #6667ab 12%, #fff));
}
.v-ds-screen {
	position: relative;
	width: min(86%, 440px);
	padding: 18px;
	border-radius: 20px;
	background: #fff;
	box-shadow:
		var(--shadow-lg),
		0 0 0 1px var(--line);
}
.v-ds-screen > * {
	transition:
		background 0.7s var(--ease),
		box-shadow 0.7s var(--ease),
		border-color 0.7s var(--ease),
		color 0.7s,
		opacity 0.7s;
}
.v-ds-nav {
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.v-ds-logo {
	width: 70px;
	height: 12px;
	border-radius: 6px;
	background: transparent;
	box-shadow: inset 0 0 0 1.5px #cfd3d8;
	border: 0;
}
.v-ds-links {
	display: flex;
	gap: 8px;
}
.v-ds-links i {
	width: 28px;
	height: 8px;
	border-radius: 4px;
	box-shadow: inset 0 0 0 1.5px #cfd3d8;
	transition: background 0.7s;
}
.v-ds-hero {
	display: grid;
	grid-template-columns: 1.1fr 1fr;
	gap: 14px;
	margin-top: 18px;
}
.v-ds-text i {
	display: block;
	height: 12px;
	margin-bottom: 8px;
	border-radius: 6px;
	box-shadow: inset 0 0 0 1.5px #cfd3d8;
	transition:
		background 0.7s,
		box-shadow 0.7s;
}
.v-ds-text i:nth-child(1) {
	width: 90%;
	height: 16px;
}
.v-ds-text i:nth-child(2) {
	width: 70%;
	height: 16px;
}
.v-ds-text i:nth-child(3) {
	width: 85%;
	height: 8px;
	margin-top: 14px;
}
.v-ds-text i:nth-child(4) {
	width: 60%;
	height: 8px;
}
.v-ds-btn {
	display: inline-block;
	width: 86px;
	height: 26px;
	margin-top: 12px;
	border-radius: 999px;
	box-shadow: inset 0 0 0 1.5px #cfd3d8;
	transition:
		background 0.7s,
		box-shadow 0.7s;
}
.v-ds-img {
	border-radius: 14px;
	border: 1.5px dashed #cfd3d8;
	position: relative;
	overflow: hidden;
	transition:
		background 0.7s,
		border-color 0.7s;
}
.v-ds-img::before,
.v-ds-img::after {
	content: '';
	position: absolute;
	inset: 0;
	background:
		linear-gradient(to top right, transparent calc(50% - 1px), #cfd3d8 50%, transparent calc(50% + 1px)),
		linear-gradient(to top left, transparent calc(50% - 1px), #cfd3d8 50%, transparent calc(50% + 1px));
	transition: opacity 0.7s;
}
.v-ds-img::after {
	display: none;
}
.v-ds-cards {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 10px;
	margin-top: 16px;
}
.v-ds-cards i {
	height: 54px;
	border-radius: 12px;
	border: 1.5px dashed #cfd3d8;
	transition:
		background 0.7s,
		border-color 0.7s,
		box-shadow 0.7s;
}
.v-ds-cursor {
	position: absolute;
	z-index: 3;
	width: 18px;
	height: 18px;
	left: 60%;
	top: 70%;
	transition:
		left 1.1s var(--ease),
		top 1.1s var(--ease);
}
.v-ds-cursor svg {
	width: 18px;
	height: 18px;
	filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.25));
}
.v-ds-label {
	position: absolute;
	top: 18px;
	left: 18px;
	display: inline-flex;
	gap: 6px;
	padding: 4px;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.8);
	backdrop-filter: blur(8px);
	box-shadow: 0 0 0 1px var(--line);
	font: 400 11px/1 var(--font-mono);
}
.v-ds-label span {
	padding: 6px 10px;
	border-radius: 999px;
	color: var(--muted);
	transition:
		background 0.5s,
		color 0.5s;
}
.v-ds.ui .v-ds-label span:last-child,
.v-ds:not(.ui) .v-ds-label span:first-child {
	color: #fff;
	background: var(--ink);
}
/* filled state */
.v-ds.ui .v-ds-logo {
	background: linear-gradient(90deg, #6667ab, #e2774a);
	box-shadow: none;
}
.v-ds.ui .v-ds-links i {
	background: #e8eaee;
	box-shadow: none;
}
.v-ds.ui .v-ds-text i {
	background: #101820;
	box-shadow: none;
}
.v-ds.ui .v-ds-text i:nth-child(n + 3) {
	background: #c9ced6;
}
.v-ds.ui .v-ds-btn {
	background: #e2774a;
	box-shadow: 0 8px 16px -8px #e2774a;
}
.v-ds.ui .v-ds-img {
	border-color: transparent;
	background: radial-gradient(circle at 30% 30%, #ffbe98, transparent 55%), linear-gradient(140deg, #6667ab, #e2774a);
}
.v-ds.ui .v-ds-img::before {
	opacity: 0;
}
.v-ds.ui .v-ds-cards i {
	border-color: transparent;
	background: #faf7f4;
	box-shadow:
		0 0 0 1px var(--line),
		0 6px 12px -8px rgba(16, 24, 32, 0.2);
}
.v-ds.ui .v-ds-cards i:nth-child(2) {
	background: color-mix(in srgb, #6667ab 12%, #fff);
}

/* --- visual 4: growth chart drawn by scroll --- */
.v-gr {
	background: linear-gradient(160deg, color-mix(in srgb, #00a676 10%, #fff), #fff 70%);
	box-shadow: inset 0 0 0 1px color-mix(in srgb, #00a676 18%, transparent);
	padding: 26px;
	display: flex;
	flex-direction: column;
}
.v-gr-top {
	display: flex;
	justify-content: space-between;
	align-items: flex-start;
	gap: 16px;
}
.v-gr-top small {
	display: block;
	font: 400 11px/1 var(--font-mono);
	letter-spacing: 0.07em;
	text-transform: uppercase;
	color: var(--subtle);
}
.v-gr-top b {
	display: block;
	margin-top: 8px;
	font: 400 1.35rem/1.2 var(--font-display);
	letter-spacing: -0.015em;
}
.v-gr-legend {
	display: flex;
	gap: 12px;
	font-size: 12.5px;
	color: var(--muted);
}
.v-gr-legend span {
	display: inline-flex;
	align-items: center;
	gap: 6px;
}
.v-gr-legend span::before {
	content: '';
	width: 10px;
	height: 3px;
	border-radius: 3px;
	background: #00a676;
}
.v-gr-legend span + span::before {
	background: #c9ced6;
}
.v-gr svg {
	width: 100%;
	height: auto;
	margin: auto 0 0;
	padding-top: 18px;
	overflow: visible;
}
.v-gr .grid line {
	stroke: rgba(16, 24, 32, 0.07);
}
.v-gr .base {
	fill: none;
	stroke: #c9ced6;
	stroke-width: 2;
	stroke-dasharray: 4 5;
}
.v-gr .line {
	fill: none;
	stroke: #00a676;
	stroke-width: 3;
	stroke-linecap: round;
	stroke-linejoin: round;
}
.v-gr .area {
	fill: url(#sv-gr-fill);
}
.v-gr .dot {
	fill: #fff;
	stroke: #00a676;
	stroke-width: 3;
}
.v-gr .mlabel {
	font: 400 11px var(--font-mono);
	fill: var(--subtle);
}
.v-gr-pills {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 14px;
}
.v-gr-pills span {
	padding: 7px 12px;
	border-radius: 999px;
	font-size: 13px;
	background: #fff;
	box-shadow: inset 0 0 0 1px var(--line);
	color: var(--ink-2);
	opacity: 0.35;
	transition:
		opacity 0.5s,
		box-shadow 0.5s,
		color 0.5s;
}
.v-gr-pills span.on {
	opacity: 1;
	color: #0b6b4f;
	box-shadow: inset 0 0 0 1px rgba(0, 166, 118, 0.4);
}

/* ---------- Interlude video band ---------- */
.sv-band {
	position: relative;
	overflow: hidden;
	isolation: isolate;
	min-height: clamp(460px, 70vh, 720px);
	display: grid;
	place-items: center;
	text-align: center;
	color: #fff;
	background: #3c3f7a;
}
.sv-band video {
	position: absolute;
	inset: -10% 0;
	z-index: -2;
	width: 100%;
	height: 120%;
	object-fit: cover;
	will-change: transform;
}
.sv-band::before {
	content: '';
	position: absolute;
	inset: 0;
	z-index: -1;
	background: linear-gradient(180deg, rgba(16, 24, 32, 0.25), rgba(16, 24, 32, 0.55));
}
.sv-band p {
	max-width: 24ch;
	margin: 0 auto;
	font: 400 clamp(2rem, 4.4vw, 3.6rem)/1.14 var(--font-display);
	letter-spacing: -0.03em;
	text-wrap: balance;
}
.sv-band p span {
	color: rgba(255, 255, 255, 0.6);
}
.sv-band .btn {
	margin-top: 32px;
}

/* ---------- Engagement models ---------- */
.sv-models {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 16px;
}
.sv-model {
	--tone: var(--blue);
	position: relative;
	display: flex;
	flex-direction: column;
	padding: 32px;
	border-radius: 26px;
	background: #fff;
	box-shadow:
		0 0 0 1px var(--line),
		var(--shadow-sm);
	transition:
		transform 0.5s var(--ease),
		box-shadow 0.5s var(--ease);
}
.sv-model:hover {
	transform: translateY(-6px);
	box-shadow:
		0 0 0 1px color-mix(in srgb, var(--tone) 30%, transparent),
		var(--shadow-lg);
}
.sv-model.feat {
	color: #fff;
	background:
		radial-gradient(120% 80% at 100% 0%, rgba(0, 181, 226, 0.25), transparent 55%),
		radial-gradient(90% 70% at 0% 100%, rgba(102, 103, 171, 0.3), transparent 60%), var(--ink);
	box-shadow: var(--shadow-lg);
}
.sv-model .ic {
	width: 48px;
	height: 48px;
	border-radius: 14px;
	display: grid;
	place-items: center;
	color: color-mix(in srgb, var(--tone) 85%, #101820);
	background: color-mix(in srgb, var(--tone) 11%, #fff);
}
.sv-model.feat .ic {
	color: #fff;
	background: rgba(255, 255, 255, 0.1);
}
.sv-model .ic svg {
	width: 22px;
	height: 22px;
}
.sv-model h3 {
	margin-top: 24px;
	font: 400 1.5rem/1.2 var(--font-display);
	letter-spacing: -0.02em;
}
.sv-model > p {
	margin-top: 10px;
	color: var(--muted);
	font-size: 16px;
	line-height: 1.7;
}
.sv-model.feat > p {
	color: #9aa3ae;
}
.sv-model .best {
	margin-top: auto;
	padding-top: 24px;
}
.sv-model .best span {
	display: block;
	padding-top: 18px;
	border-top: 1px solid var(--line);
	font-size: 14.5px;
	line-height: 1.6;
	color: var(--ink-2);
}
.sv-model.feat .best span {
	border-color: rgba(255, 255, 255, 0.1);
	color: #e7eaee;
}
.sv-model .best small {
	display: block;
	margin-bottom: 6px;
	font: 400 11px/1 var(--font-mono);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--tone);
}
.sv-model.feat .best small {
	color: var(--cyan);
}

/* ---------- Expectations ---------- */
.sv-expect {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 0;
	border-top: 1px solid var(--line-strong);
}
.sv-exp {
	padding: 32px 28px 8px 0;
}
.sv-exp + .sv-exp {
	padding-left: 28px;
	border-left: 1px solid var(--line);
}
.sv-exp b {
	display: block;
	font: 400 12px/1 var(--font-mono);
	color: var(--blue);
}
.sv-exp h3 {
	margin-top: 18px;
	font: 400 1.2rem/1.3 var(--font-display);
	letter-spacing: -0.012em;
}
.sv-exp p {
	margin-top: 10px;
	color: var(--muted);
	font-size: 15px;
	line-height: 1.7;
}

/* ---------- FAQ ---------- */
.sv-faq-grid {
	display: grid;
	grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
	gap: clamp(48px, 8vw, 128px);
	align-items: start;
}
.sv-faq-intro {
	position: sticky;
	top: calc(var(--header-h) + 48px);
}
.sv-faq-intro .h2 {
	margin-top: 20px;
	max-width: 12ch;
}
.sv-faq-intro p {
	margin-top: 24px;
	max-width: 36ch;
	color: var(--muted);
	font-size: 17px;
	line-height: 1.75;
}
.sv-faq-intro .btn {
	margin-top: 32px;
}
.sv-faq details {
	border-bottom: 1px solid var(--line-strong);
}
.sv-faq details:first-child {
	border-top: 1px solid var(--line-strong);
}
.sv-faq summary {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 24px;
	padding: 26px 0;
	cursor: pointer;
	list-style: none;
	font: 400 1.15rem/1.4 var(--font-display);
	letter-spacing: -0.01em;
	transition: color 0.2s;
}
.sv-faq summary:hover {
	color: var(--blue);
}
.sv-faq summary::-webkit-details-marker {
	display: none;
}
.sv-faq summary i {
	position: relative;
	flex: none;
	width: 30px;
	height: 30px;
	border-radius: 50%;
	color: var(--ink);
	box-shadow: inset 0 0 0 1px var(--line-strong);
	transition:
		background 0.3s,
		transform 0.4s var(--ease);
}
.sv-faq summary i::before,
.sv-faq summary i::after {
	content: '';
	position: absolute;
	left: 50%;
	top: 50%;
	width: 10px;
	height: 1.5px;
	background: currentColor;
	transform: translate(-50%, -50%);
}
.sv-faq summary i::after {
	transform: translate(-50%, -50%) rotate(90deg);
}
.sv-faq details[open] summary i {
	background: var(--ink);
	color: #fff;
	box-shadow: none;
	transform: rotate(45deg);
}
.sv-faq details p {
	padding: 0 56px 28px 0;
	color: var(--muted);
	font-size: 16px;
	line-height: 1.75;
	animation: sv-fade 0.4s var(--ease);
}
@keyframes sv-fade {
	from {
		opacity: 0;
		transform: translateY(-6px);
	}
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
	.sv-index {
		grid-template-columns: repeat(2, 1fr);
	}
	.sv-row {
		grid-template-columns: 40px minmax(0, 1fr) auto;
	}
	.sv-row > div:nth-child(3) {
		grid-column: 2 / -1;
	}
	.sv-row .go {
		grid-column: 3;
		grid-row: 1;
	}
}
@media (max-width: 1000px) {
	.sv-head,
	.sv-ch-top,
	.sv-faq-grid {
		grid-template-columns: 1fr;
	}
	.sv-head {
		align-items: start;
	}
	.sv-vis {
		min-height: 380px;
	}
	.sv-work-grid,
	.sv-models {
		grid-template-columns: 1fr 1fr;
	}
	.sv-expect {
		grid-template-columns: 1fr 1fr;
	}
	.sv-exp:nth-child(3) {
		padding-left: 0;
		border-left: 0;
	}
	.sv-exp:nth-child(n + 3) {
		border-top: 1px solid var(--line);
	}
	.sv-faq-intro {
		position: static;
	}
	.sv-reel {
		height: 170vh;
	}
}
@media (max-width: 640px) {
	.sv-index,
	.sv-work-grid,
	.sv-models,
	.sv-expect {
		grid-template-columns: 1fr;
	}
	.sv-exp,
	.sv-exp + .sv-exp {
		padding: 24px 0 8px;
		border-left: 0;
	}
	.sv-exp + .sv-exp {
		border-top: 1px solid var(--line);
	}
	.sv-reel {
		height: 170vh;
	}
	.sv-reel-frame {
		--ix: 6vw;
		--iy: 24%;
	}
	.sv-reel-copy {
		bottom: calc(env(safe-area-inset-bottom, 0px) + 96px);
	}
	.sv-row {
		grid-template-columns: minmax(0, 1fr) auto;
		gap: 12px;
		padding: 24px 0;
	}
	.sv-row .n {
		display: none;
	}
	.sv-row > div:nth-child(3) {
		grid-column: 1 / -1;
	}
	.sv-row .go {
		grid-column: 2;
		grid-row: 1;
		width: 40px;
		padding: 0;
		justify-content: center;
	}
	.sv-row .go span {
		display: none;
	}
	.sv-vis {
		min-height: 340px;
		border-radius: 22px;
	}
	.v-ai-log {
		font-size: 11.5px;
	}
	.v-ds-screen {
		padding: 14px;
	}
	.v-ds-label {
		top: 12px;
		left: 12px;
	}
	.sv-faq details p {
		padding-right: 0;
	}
}
@media (prefers-reduced-motion: reduce) {
	.sv-reel {
		height: auto;
	}
	.sv-reel-sticky {
		position: relative;
		height: auto;
		padding: 0 var(--gutter) 40px;
	}
	.sv-reel-frame {
		--p: 0 !important;
		position: relative;
		width: 100%;
		max-width: 1120px;
		height: 62vh;
		margin: 0 auto;
		clip-path: inset(0 round 32px);
	}
	.sv-reel-tag {
		top: 18px;
		left: 18px;
	}
	.sv-reel-copy p,
	.sv-reel-chips span {
		opacity: 1;
		transform: none;
	}
	.js .sv-row {
		opacity: 1;
		transform: none;
	}
}