:root {
	--ink: #0b0d0c;
	--ink-soft: #171a18;
	--ink-raised: #202420;
	--paper: #f0eee6;
	--paper-bright: #fbfaf5;
	--paper-deep: #dedbd0;
	--text: #151815;
	--muted: #686d67;
	--muted-dark: #a9afa8;
	--line: rgba(11, 13, 12, 0.18);
	--line-dark: rgba(255, 255, 255, 0.18);
	--signal: #d7ff45;
	--signal-deep: #b9e424;
	--cyan: #76e8ff;
	--orange: #ff8a54;
	--white: #ffffff;
	--header-height: 76px;
	--shell: min(1440px, calc(100vw - 80px));
	--font-sans: "Helvetica Neue", Helvetica, Arial, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
	--font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

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

html {
	scroll-behavior: smooth;
	background: var(--ink);
}

body {
	margin: 0;
	overflow-x: hidden;
	background: var(--paper);
	color: var(--text);
	font-family: var(--font-sans);
	font-size: 16px;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

body.menu-is-open {
	overflow: hidden;
}

::selection {
	background: var(--signal);
	color: var(--ink);
}

h1,
h2,
h3,
p,
figure,
ol,
ul {
	margin-top: 0;
}

figure {
	margin-right: 0;
	margin-bottom: 0;
	margin-left: 0;
}

img {
	display: block;
	max-width: 100%;
}

a {
	color: inherit;
	text-decoration: none;
}

button,
input,
select,
textarea {
	font: inherit;
}

button,
a,
input,
select,
textarea {
	-webkit-tap-highlight-color: transparent;
}

:focus-visible {
	outline: 3px solid var(--ink);
	outline-offset: 3px;
	box-shadow: 0 0 0 6px var(--signal);
}

#main-content:focus {
	outline: 0;
	box-shadow: none;
}

.shell {
	width: var(--shell);
	margin-right: auto;
	margin-left: auto;
}

.section-anchor,
.policy-section {
	scroll-margin-top: calc(var(--header-height) + 24px);
}

.skip-link {
	position: fixed;
	top: 12px;
	left: 12px;
	z-index: 1000;
	padding: 12px 18px;
	background: var(--signal);
	color: var(--ink);
	font-weight: 700;
	transform: translateY(-150%);
	transition: transform 160ms ease;
}

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

.site-header {
	position: fixed;
	top: 0;
	right: 0;
	left: 0;
	z-index: 100;
	border-bottom: 1px solid transparent;
	color: var(--white);
	transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-menu-open,
.privacy-page .site-header {
	border-color: rgba(255, 255, 255, 0.12);
	background: rgba(11, 13, 12, 0.92);
	box-shadow: 0 14px 38px rgba(0, 0, 0, 0.16);
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
}

.site-nav {
	height: var(--header-height);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 32px;
}

.brand {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	min-height: 44px;
	font-size: 0.88rem;
	font-weight: 800;
	letter-spacing: 0.13em;
}

.brand-mark {
	width: 25px;
	height: 25px;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	grid-template-rows: repeat(2, 1fr);
	gap: 3px;
	transform: rotate(45deg);
}

.brand-mark span {
	background: var(--signal);
}

.brand-mark span:nth-child(2),
.brand-mark span:nth-child(3) {
	background: transparent;
	border: 1px solid rgba(215, 255, 69, 0.8);
}

.nav-links {
	display: flex;
	align-items: center;
	gap: 34px;
}

.nav-link-list {
	display: flex;
	align-items: center;
	gap: 28px;
}

.nav-link-list a {
	position: relative;
	display: inline-flex;
	align-items: baseline;
	gap: 7px;
	min-height: 44px;
	padding: 13px 0 10px;
	color: rgba(255, 255, 255, 0.78);
	font-size: 0.84rem;
	font-weight: 600;
	transition: color 160ms ease;
}

.nav-link-list a span {
	color: var(--signal);
	font-family: var(--font-mono);
	font-size: 0.62rem;
}

.nav-link-list a::after {
	content: "";
	position: absolute;
	right: 0;
	bottom: 7px;
	left: 0;
	height: 1px;
	background: var(--signal);
	transform: scaleX(0);
	transform-origin: right;
	transition: transform 180ms ease;
}

.nav-link-list a:hover,
.nav-link-list a[aria-current="location"] {
	color: var(--white);
}

.nav-link-list a:hover::after,
.nav-link-list a[aria-current="location"]::after {
	transform: scaleX(1);
	transform-origin: left;
}

.button {
	min-height: 50px;
	display: inline-flex;
	align-items: center;
	justify-content: space-between;
	gap: 18px;
	padding: 0 20px;
	border: 1px solid transparent;
	border-radius: 2px;
	font-size: 0.86rem;
	font-weight: 700;
	line-height: 1;
	cursor: pointer;
	transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.button span:last-child {
	font-size: 1.08rem;
}

.button-nav {
	min-height: 42px;
	padding: 0 16px;
	background: var(--signal);
	color: var(--ink);
}

.button-nav:hover,
.button-signal:hover {
	background: var(--white);
}

.button-signal {
	min-height: 56px;
	min-width: 226px;
	background: var(--signal);
	color: var(--ink);
}

.button-dark {
	min-width: 178px;
	background: var(--ink);
	color: var(--white);
}

.button-dark:hover {
	background: #282c29;
}

.button:disabled {
	cursor: wait;
	opacity: 0.64;
}

.menu-toggle {
	display: none;
	align-items: center;
	gap: 12px;
	min-height: 44px;
	padding: 0;
	border: 0;
	background: transparent;
	color: var(--white);
	font-size: 0.78rem;
	font-weight: 700;
	cursor: pointer;
}

.menu-toggle-icon {
	width: 32px;
	height: 32px;
	position: relative;
	display: block;
	border: 1px solid rgba(255, 255, 255, 0.26);
	border-radius: 50%;
}

.menu-toggle-icon span {
	position: absolute;
	left: 8px;
	width: 14px;
	height: 1px;
	background: currentColor;
	transition: top 180ms ease, transform 180ms ease;
}

.menu-toggle-icon span:first-child {
	top: 11px;
}

.menu-toggle-icon span:last-child {
	top: 18px;
}

.site-header.is-menu-open .menu-toggle-icon span:first-child {
	top: 15px;
	transform: rotate(45deg);
}

.site-header.is-menu-open .menu-toggle-icon span:last-child {
	top: 15px;
	transform: rotate(-45deg);
}

.hero {
	position: relative;
	overflow: hidden;
	padding: calc(var(--header-height) + 66px) 0 0;
	background:
		radial-gradient(circle at 74% 22%, rgba(118, 232, 255, 0.11), transparent 30%),
		linear-gradient(145deg, #0b0d0c 0%, #0e1211 58%, #111a18 100%);
	color: var(--white);
}

.hero::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
	background-size: 64px 64px;
	-webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.82), transparent 86%);
	mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.82), transparent 86%);
	pointer-events: none;
}

.hero-grid {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: minmax(0, 0.92fr) minmax(540px, 1.08fr);
	gap: clamp(40px, 6vw, 100px);
	align-items: center;
	padding-bottom: clamp(64px, 7vw, 104px);
}

.hero-copy {
	position: relative;
	z-index: 2;
}

.hero-meta {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	padding-bottom: 18px;
	border-bottom: 1px solid var(--line-dark);
	color: var(--muted-dark);
	font-family: var(--font-mono);
	font-size: 0.7rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.hero h1 {
	margin: clamp(34px, 4vw, 64px) 0 34px;
	font-size: clamp(4.4rem, 7.3vw, 8.4rem);
	font-weight: 700;
	letter-spacing: -0.075em;
	line-height: 0.84;
}

.hero h1 em,
.thesis h2 em,
.contact h2 em,
.privacy-hero h1 em {
	color: var(--signal);
	font-family: Georgia, "Times New Roman", serif;
	font-weight: 400;
	letter-spacing: -0.06em;
}

.hero-lede {
	max-width: 650px;
	margin-bottom: 34px;
	color: #c6ccc5;
	font-size: clamp(1.08rem, 1.42vw, 1.32rem);
	line-height: 1.65;
}

.hero-actions {
	display: flex;
	align-items: center;
	gap: 28px;
}

.text-link {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: space-between;
	gap: 18px;
	min-height: 46px;
	padding: 0 0 4px;
	border-bottom: 1px solid currentColor;
	font-size: 0.88rem;
	font-weight: 700;
}

.text-link span {
	transition: transform 160ms ease;
}

.text-link:hover span {
	transform: translate(2px, -2px);
}

.hero-visual {
	position: relative;
	min-height: 650px;
	overflow: hidden;
	border: 1px solid rgba(255, 255, 255, 0.2);
	background: #091018;
}

.hero-visual::before {
	content: "";
	position: absolute;
	top: -1px;
	right: -1px;
	z-index: 4;
	width: 92px;
	height: 92px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.24);
	border-left: 1px solid rgba(255, 255, 255, 0.24);
	background: rgba(11, 13, 12, 0.9);
	clip-path: polygon(100% 0, 100% 100%, 0 0);
}

.hero-visual img {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: 64% center;
	filter: saturate(0.78) contrast(1.08);
}

.hero-visual-shade {
	position: absolute;
	inset: 0;
	background:
		linear-gradient(180deg, rgba(5, 10, 14, 0.12) 0%, rgba(5, 10, 14, 0.3) 42%, rgba(5, 10, 14, 0.88) 100%),
		linear-gradient(90deg, rgba(5, 10, 14, 0.72), transparent 54%);
}

.workflow-console {
	position: absolute;
	right: 26px;
	bottom: 32px;
	left: 26px;
	z-index: 3;
	border: 1px solid rgba(255, 255, 255, 0.22);
	background: rgba(7, 12, 14, 0.78);
	box-shadow: 0 30px 80px rgba(0, 0, 0, 0.38);
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
}

.console-head,
.console-foot {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
	padding: 15px 18px;
	color: #c9cfcb;
	font-family: var(--font-mono);
	font-size: 0.66rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.console-head {
	border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.status-live {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	color: var(--signal);
}

.status-live i {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: currentColor;
	box-shadow: 0 0 0 5px rgba(215, 255, 69, 0.1);
}

.console-flow {
	list-style: none;
	margin: 0;
	padding: 0;
}

.console-flow li {
	display: grid;
	grid-template-columns: 42px minmax(0, 1fr) auto;
	align-items: center;
	gap: 14px;
	min-height: 52px;
	padding: 0 18px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.console-flow li > span {
	color: var(--cyan);
	font-family: var(--font-mono);
	font-size: 0.67rem;
}

.console-flow strong {
	font-size: 0.84rem;
	font-weight: 600;
}

.console-flow em {
	padding: 4px 7px;
	border: 1px solid rgba(255, 255, 255, 0.16);
	color: #c1c8c2;
	font-family: var(--font-mono);
	font-size: 0.59rem;
	font-style: normal;
	letter-spacing: 0.05em;
	text-transform: uppercase;
}

.console-flow li:nth-child(3) em {
	border-color: rgba(255, 138, 84, 0.5);
	color: #ffb28f;
}

.console-foot {
	justify-content: flex-start;
	flex-wrap: wrap;
	gap: 8px;
	padding-top: 13px;
	padding-bottom: 13px;
}

.console-foot span {
	padding: 5px 7px;
	background: rgba(255, 255, 255, 0.08);
}

.hero-visual figcaption {
	position: absolute;
	top: 24px;
	left: 24px;
	z-index: 3;
	max-width: 260px;
	color: rgba(255, 255, 255, 0.7);
	font-family: var(--font-mono);
	font-size: 0.65rem;
	letter-spacing: 0.05em;
	line-height: 1.55;
	text-transform: uppercase;
}

.hero-principles {
	position: relative;
	z-index: 2;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	margin-bottom: 0;
	padding: 0;
	border-top: 1px solid var(--line-dark);
	border-right: 1px solid var(--line-dark);
	border-left: 1px solid var(--line-dark);
	list-style: none;
}

.hero-principles > li {
	min-height: 156px;
	padding: 27px 30px;
	border-right: 1px solid var(--line-dark);
}

.hero-principles > li:last-child {
	border-right: 0;
}

.hero-principles span,
.capability-number,
.model-step > span,
.system-item > span,
.policy-number {
	font-family: var(--font-mono);
	font-size: 0.68rem;
	letter-spacing: 0.04em;
}

.hero-principles span {
	display: block;
	margin-bottom: 16px;
	color: var(--signal);
}

.hero-principles strong {
	display: block;
	margin-bottom: 7px;
	font-size: 1rem;
}

.hero-principles p {
	max-width: 310px;
	margin-bottom: 0;
	color: var(--muted-dark);
	font-size: 0.86rem;
}

.thesis {
	padding: clamp(100px, 12vw, 190px) 0;
	background: var(--paper);
}

.thesis-grid {
	display: grid;
	grid-template-columns: minmax(190px, 0.28fr) minmax(0, 1fr);
	gap: clamp(50px, 8vw, 132px);
}

.chapter-mark {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: 18px;
	margin-bottom: 0;
	padding-top: 10px;
	border-top: 1px solid var(--line);
	color: var(--muted);
	font-family: var(--font-mono);
	font-size: 0.66rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.thesis h2 {
	max-width: 1120px;
	margin-bottom: clamp(48px, 6vw, 88px);
	font-size: clamp(3.6rem, 7.2vw, 8.5rem);
	font-weight: 600;
	letter-spacing: -0.075em;
	line-height: 0.93;
}

.thesis h2 em {
	color: #16746b;
}

.thesis-copy {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: clamp(32px, 6vw, 100px);
	padding-top: 28px;
	border-top: 1px solid var(--line);
}

.thesis-copy p {
	max-width: 540px;
	margin-bottom: 0;
	color: #494e48;
	font-size: clamp(1.08rem, 1.55vw, 1.36rem);
	line-height: 1.65;
}

.capabilities,
.systems {
	padding: clamp(90px, 10vw, 154px) 0;
}

.capabilities {
	background: var(--paper-bright);
}

.section-heading {
	display: grid;
	grid-template-columns: minmax(190px, 0.28fr) minmax(0, 1fr);
	gap: clamp(50px, 8vw, 132px);
	align-items: start;
	margin-bottom: clamp(54px, 7vw, 104px);
}

.section-heading h2,
.model-intro h2,
.contact h2,
.privacy-hero h1 {
	margin-bottom: 24px;
	font-size: clamp(3.1rem, 5.7vw, 6.8rem);
	font-weight: 600;
	letter-spacing: -0.07em;
	line-height: 0.95;
}

.section-heading > div > p {
	max-width: 720px;
	margin-bottom: 0;
	color: var(--muted);
	font-size: clamp(1.05rem, 1.35vw, 1.24rem);
	line-height: 1.65;
}

.capability-list {
	border-bottom: 1px solid var(--line);
}

.capability-row {
	display: grid;
	grid-template-columns: 58px minmax(210px, 0.72fr) minmax(320px, 1fr) auto;
	gap: clamp(24px, 4vw, 70px);
	align-items: center;
	min-height: 178px;
	padding: 28px 22px 28px 0;
	border-top: 1px solid var(--line);
}

.capability-number {
	align-self: start;
	padding-top: 6px;
	color: #15756c;
}

.capability-kicker {
	margin-bottom: 9px;
	color: var(--muted);
	font-family: var(--font-mono);
	font-size: 0.65rem;
	letter-spacing: 0.07em;
	text-transform: uppercase;
}

.capability-row h3 {
	margin-bottom: 0;
	font-size: clamp(1.55rem, 2.3vw, 2.45rem);
	font-weight: 600;
	letter-spacing: -0.045em;
	line-height: 1.05;
}

.capability-row > p:nth-child(3) {
	margin-bottom: 0;
	color: #545953;
	font-size: 1rem;
	line-height: 1.62;
}

.capability-row > span {
	padding: 7px 9px;
	border: 1px solid var(--line);
	color: #4b504b;
	font-family: var(--font-mono);
	font-size: 0.61rem;
	letter-spacing: 0.05em;
	text-align: center;
	text-transform: uppercase;
	white-space: nowrap;
}

.model {
	position: relative;
	overflow: hidden;
	padding: clamp(90px, 10vw, 154px) 0;
	background: var(--ink);
	color: var(--white);
}

.model::before {
	content: "";
	position: absolute;
	top: -20%;
	right: -8%;
	width: min(44vw, 700px);
	aspect-ratio: 1;
	border: 1px solid rgba(118, 232, 255, 0.15);
	border-radius: 50%;
	box-shadow:
		0 0 0 70px rgba(118, 232, 255, 0.025),
		0 0 0 140px rgba(118, 232, 255, 0.018);
	pointer-events: none;
}

.chapter-mark-light {
	position: relative;
	z-index: 1;
	margin-bottom: clamp(70px, 8vw, 120px);
	border-color: var(--line-dark);
	color: var(--muted-dark);
}

.model-grid {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: minmax(300px, 0.72fr) minmax(520px, 1fr);
	gap: clamp(60px, 9vw, 150px);
	align-items: start;
}

.model-intro {
	position: sticky;
	top: calc(var(--header-height) + 40px);
}

.model-overline {
	margin-bottom: 26px;
	color: var(--signal);
	font-family: var(--font-mono);
	font-size: 0.68rem;
	letter-spacing: 0.09em;
	text-transform: uppercase;
}

.model-intro h2 {
	max-width: 610px;
}

.model-intro > p:not(.model-overline) {
	max-width: 520px;
	margin-bottom: 34px;
	color: var(--muted-dark);
	font-size: 1.08rem;
	line-height: 1.65;
}

.text-link-light {
	color: var(--white);
}

.model-steps {
	border-bottom: 1px solid var(--line-dark);
}

.model-step {
	display: grid;
	grid-template-columns: 64px minmax(0, 1fr);
	gap: clamp(24px, 4vw, 58px);
	padding: 40px 0;
	border-top: 1px solid var(--line-dark);
}

.model-step > span {
	padding-top: 7px;
	color: var(--signal);
}

.model-step div > p:first-child {
	margin-bottom: 13px;
	color: var(--cyan);
	font-family: var(--font-mono);
	font-size: 0.64rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.model-step h3 {
	margin-bottom: 13px;
	font-size: clamp(1.7rem, 2.5vw, 2.7rem);
	font-weight: 600;
	letter-spacing: -0.045em;
	line-height: 1.05;
}

.model-step div > p:last-child {
	max-width: 640px;
	margin-bottom: 0;
	color: var(--muted-dark);
	font-size: 0.98rem;
	line-height: 1.65;
}

.operating-loop {
	position: relative;
	z-index: 1;
	margin-top: clamp(70px, 8vw, 120px);
	margin-bottom: 0;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 18px;
	padding: 26px 28px;
	border: 1px solid var(--line-dark);
	background: rgba(255, 255, 255, 0.035);
	font-family: var(--font-mono);
	font-size: 0.68rem;
	letter-spacing: 0.06em;
	list-style: none;
	text-transform: uppercase;
}

.operating-loop li {
	display: flex;
	align-items: center;
	gap: 18px;
	white-space: nowrap;
}

.operating-loop li:not(:last-child)::after {
	content: "→";
	color: #5c625d;
}

.operating-loop .loop-human {
	padding: 8px 10px;
	border: 1px solid rgba(255, 138, 84, 0.55);
	color: #ffb08b;
}

.systems {
	background: var(--paper);
}

.systems-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	border-top: 1px solid var(--line);
	border-left: 1px solid var(--line);
}

.system-item {
	position: relative;
	min-height: 310px;
	display: grid;
	grid-template-columns: 38px minmax(0, 1fr);
	gap: 22px;
	padding: 34px;
	border-right: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	background: transparent;
}

.system-item-wide {
	grid-column: span 2;
}

.system-item > span {
	padding-top: 5px;
	color: #15756c;
}

.system-item div > p:first-child {
	margin-bottom: 20px;
	color: var(--muted);
	font-family: var(--font-mono);
	font-size: 0.64rem;
	letter-spacing: 0.07em;
	text-transform: uppercase;
}

.system-item h3 {
	margin-bottom: 15px;
	font-size: clamp(1.6rem, 2.45vw, 2.7rem);
	font-weight: 600;
	letter-spacing: -0.05em;
	line-height: 1.04;
}

.system-item div > p:last-child {
	max-width: 600px;
	margin-bottom: 0;
	color: #585d57;
	font-size: 0.95rem;
	line-height: 1.62;
}

.contact {
	position: relative;
	overflow: hidden;
	padding: clamp(90px, 10vw, 154px) 0;
	background: var(--signal);
	color: var(--ink);
}

.contact::before {
	content: "";
	position: absolute;
	top: -90px;
	left: -90px;
	width: 280px;
	height: 280px;
	border: 1px solid rgba(11, 13, 12, 0.2);
	border-radius: 50%;
	box-shadow: 0 0 0 70px rgba(11, 13, 12, 0.035), 0 0 0 140px rgba(11, 13, 12, 0.025);
	pointer-events: none;
}

.contact-grid {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: minmax(340px, 0.76fr) minmax(560px, 1fr);
	gap: clamp(60px, 9vw, 150px);
	align-items: start;
}

.contact-label {
	margin-bottom: 28px;
	font-family: var(--font-mono);
	font-size: 0.68rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.contact h2 em {
	color: var(--ink);
}

.contact-copy > p:not(.contact-label) {
	max-width: 620px;
	margin-bottom: 38px;
	font-size: 1.08rem;
	line-height: 1.65;
}

.contact-expectation {
	border-bottom: 1px solid rgba(11, 13, 12, 0.28);
}

.contact-expectation p {
	display: grid;
	grid-template-columns: 42px minmax(0, 1fr);
	gap: 14px;
	margin-bottom: 0;
	padding: 15px 0;
	border-top: 1px solid rgba(11, 13, 12, 0.28);
}

.contact-expectation span {
	font-family: var(--font-mono);
	font-size: 0.66rem;
}

.contact-expectation strong {
	font-size: 0.91rem;
	font-weight: 600;
}

.contact-form {
	padding: clamp(28px, 4vw, 52px);
	border: 1px solid rgba(11, 13, 12, 0.3);
	background: var(--paper-bright);
	box-shadow: 18px 18px 0 rgba(11, 13, 12, 0.13);
	color-scheme: light;
}

.form-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 24px 20px;
}

.field {
	display: grid;
	gap: 9px;
}

.field-full {
	grid-column: 1 / -1;
}

.form-optional {
	padding-top: 18px;
	border-top: 1px solid var(--line);
}

.form-optional summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 20px;
	color: #292d29;
	font-size: 0.82rem;
	font-weight: 700;
	cursor: pointer;
}

.form-optional summary small {
	color: #515650;
	font-family: var(--font-mono);
	font-size: 0.68rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.form-optional summary small::after {
	content: "  +";
	color: var(--ink);
}

.form-optional[open] summary small::after {
	content: "  −";
}

.form-optional-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 20px;
	padding-top: 22px;
}

.field label {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	color: #292d29;
	font-size: 0.79rem;
	font-weight: 700;
}

.field label span {
	color: #515650;
	font-family: var(--font-mono);
	font-size: 0.68rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
	width: 100%;
	min-height: 52px;
	padding: 13px 14px;
	border: 1px solid rgba(11, 13, 12, 0.3);
	border-radius: 0;
	background: var(--white);
	color: var(--ink);
	transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field textarea {
	min-height: 136px;
	resize: vertical;
}

.field select {
	cursor: pointer;
}

.field input:hover,
.field select:hover,
.field textarea:hover {
	border-color: rgba(11, 13, 12, 0.65);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
	border-color: var(--ink);
	outline: 2px solid var(--ink);
	outline-offset: 2px;
	box-shadow: 0 0 0 5px var(--signal);
}

.form-actions {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 26px;
	margin-top: 28px;
	padding-top: 26px;
	border-top: 1px solid var(--line);
}

.form-actions p {
	max-width: 330px;
	margin-bottom: 0;
	color: #676c66;
	font-size: 0.74rem;
	line-height: 1.5;
}

.form-actions a {
	color: var(--ink);
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 3px;
}

.form-status {
	min-height: 0;
	margin: 18px 0 0;
	padding: 0;
	font-size: 0.86rem;
	font-weight: 600;
}

.form-status:empty {
	display: none;
}

.form-success .form-status,
.form-error .form-status {
	padding: 13px 14px;
	border: 1px solid currentColor;
}

.form-success .form-status {
	color: #176c43;
	background: #ecfff4;
}

.form-error .form-status {
	color: #8f241f;
	background: #fff1ef;
}

.site-footer {
	padding: 78px 0 28px;
	background: var(--ink);
	color: var(--white);
}

.footer-top {
	display: grid;
	grid-template-columns: 1fr 1fr auto;
	gap: 40px;
	align-items: start;
	padding-bottom: 74px;
}

.footer-brand {
	font-size: clamp(2.8rem, 5vw, 5.5rem);
	font-weight: 700;
	letter-spacing: -0.07em;
	line-height: 0.9;
}

.footer-top p {
	margin-bottom: 0;
	color: var(--muted-dark);
	font-size: 1rem;
}

.footer-up {
	display: inline-flex;
	align-items: center;
	gap: 16px;
	padding-bottom: 5px;
	border-bottom: 1px solid rgba(255, 255, 255, 0.52);
	font-size: 0.78rem;
	font-weight: 700;
}

.footer-bottom {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 30px;
	padding-top: 22px;
	border-top: 1px solid var(--line-dark);
	color: #929892;
	font-family: var(--font-mono);
	font-size: 0.64rem;
	letter-spacing: 0.03em;
	text-transform: uppercase;
}

.footer-bottom nav {
	display: flex;
	align-items: center;
	gap: 24px;
}

.footer-bottom a {
	color: #c4cac4;
}

.footer-bottom a:hover,
.footer-bottom a[aria-current="page"] {
	color: var(--signal);
}

.privacy-hero {
	position: relative;
	overflow: hidden;
	padding: calc(var(--header-height) + 92px) 0 96px;
	background: var(--ink);
	color: var(--white);
}

.privacy-hero::after {
	content: "";
	position: absolute;
	right: -140px;
	bottom: -250px;
	width: 660px;
	height: 660px;
	border: 1px solid rgba(118, 232, 255, 0.16);
	border-radius: 50%;
	box-shadow: 0 0 0 85px rgba(118, 232, 255, 0.025), 0 0 0 170px rgba(118, 232, 255, 0.018);
}

.privacy-hero-grid {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.7fr);
	gap: clamp(60px, 9vw, 150px);
	align-items: end;
}

.privacy-hero .section-label {
	display: flex;
	justify-content: space-between;
	gap: 24px;
	margin-bottom: 54px;
	padding-top: 10px;
	border-top: 1px solid var(--line-dark);
	color: var(--muted-dark);
	font-family: var(--font-mono);
	font-size: 0.66rem;
	letter-spacing: 0.07em;
	text-transform: uppercase;
}

.privacy-hero h1 {
	margin-bottom: 0;
}

.privacy-lede {
	margin-bottom: 32px;
	color: #c3c9c2;
	font-size: clamp(1.08rem, 1.4vw, 1.3rem);
	line-height: 1.65;
}

.policy-updated {
	margin-bottom: 0;
	color: var(--signal);
	font-family: var(--font-mono);
	font-size: 0.66rem;
	letter-spacing: 0.07em;
	text-transform: uppercase;
}

.privacy-content {
	padding: clamp(74px, 9vw, 136px) 0;
	background: var(--paper-bright);
}

.privacy-layout {
	display: grid;
	grid-template-columns: minmax(220px, 0.3fr) minmax(0, 1fr);
	gap: clamp(54px, 9vw, 150px);
	align-items: start;
}

.privacy-aside {
	position: sticky;
	top: calc(var(--header-height) + 32px);
	display: grid;
	border-top: 1px solid var(--line);
}

.privacy-aside p {
	margin-bottom: 0;
	padding: 16px 0;
	color: #15756c;
	font-family: var(--font-mono);
	font-size: 0.64rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.privacy-aside a {
	padding: 12px 0;
	border-top: 1px solid rgba(11, 13, 12, 0.1);
	color: #555a54;
	font-size: 0.84rem;
	transition: color 150ms ease, padding-left 150ms ease;
}

.privacy-aside a:hover {
	padding-left: 7px;
	color: var(--ink);
}

.privacy-summary {
	display: grid;
	grid-template-columns: 30px minmax(0, 1fr);
	gap: 18px;
	margin-bottom: 60px;
	padding: 28px 32px;
	background: var(--signal);
}

.privacy-summary span {
	color: var(--ink);
}

.privacy-summary p {
	max-width: 800px;
	margin-bottom: 0;
	font-size: clamp(1.05rem, 1.45vw, 1.26rem);
	font-weight: 600;
	line-height: 1.55;
}

.policy-section {
	display: grid;
	grid-template-columns: 50px minmax(0, 1fr);
	gap: clamp(24px, 4vw, 60px);
	padding: 48px 0;
	border-top: 1px solid var(--line);
}

.policy-number {
	padding-top: 6px;
	color: #15756c;
}

.policy-section h2 {
	margin-bottom: 24px;
	font-size: clamp(1.9rem, 3vw, 3rem);
	font-weight: 600;
	letter-spacing: -0.045em;
	line-height: 1.05;
}

.policy-section p,
.policy-section li {
	color: #555a54;
	font-size: 1rem;
	line-height: 1.7;
}

.policy-section p:last-child,
.policy-section ul:last-child {
	margin-bottom: 0;
}

.policy-section li + li {
	margin-top: 8px;
}

.policy-section a {
	color: #0d7168;
	font-weight: 600;
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 4px;
}

.has-js [data-reveal] {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity 650ms cubic-bezier(0.22, 1, 0.36, 1), transform 650ms cubic-bezier(0.22, 1, 0.36, 1);
}

.has-js [data-reveal].is-visible {
	opacity: 1;
	transform: translateY(0);
}

@media (max-width: 1200px) {
	:root {
		--shell: min(1440px, calc(100vw - 56px));
	}

	.hero-grid {
		grid-template-columns: minmax(0, 0.9fr) minmax(470px, 1.1fr);
		gap: 44px;
	}

	.hero h1 {
		font-size: clamp(4.2rem, 7vw, 6.8rem);
	}

	.hero-visual {
		min-height: 590px;
	}

	.capability-row {
		grid-template-columns: 46px minmax(190px, 0.75fr) minmax(280px, 1fr);
		column-gap: clamp(24px, 4vw, 70px);
		row-gap: 14px;
	}

	.capability-row > span {
		grid-column: 2;
		width: fit-content;
	}

	.contact-grid {
		grid-template-columns: minmax(300px, 0.72fr) minmax(500px, 1fr);
		gap: 70px;
	}
}

@media (max-width: 960px) {
	:root {
		--header-height: 68px;
		--shell: min(100% - 48px, 820px);
	}

	.has-js .menu-toggle {
		display: inline-flex;
	}

	html:not(.has-js) .site-header {
		position: static;
		background: var(--ink);
	}

	html:not(.has-js) .site-nav {
		height: auto;
		align-items: flex-start;
		flex-direction: column;
		padding-top: 16px;
		padding-bottom: 20px;
	}

	html:not(.has-js) .nav-links {
		width: 100%;
	}

	.nav-links {
		display: grid;
		gap: 24px;
		width: min(440px, calc(100vw - 48px));
		margin-left: auto;
		padding: 12px 0 26px;
	}

	.has-js .nav-links {
		position: absolute;
		top: var(--header-height);
		right: 24px;
		max-height: calc(100dvh - var(--header-height) - 24px);
		overflow-y: auto;
		padding: 12px 22px 24px;
		border: 1px solid rgba(255, 255, 255, 0.14);
		background: rgba(11, 13, 12, 0.98);
		box-shadow: 0 28px 70px rgba(0, 0, 0, 0.36);
		opacity: 0;
		pointer-events: none;
		transform: translateY(-10px);
		visibility: hidden;
		transition: opacity 160ms ease, transform 160ms ease;
	}

	.has-js .site-header.is-menu-open .nav-links {
		opacity: 1;
		pointer-events: auto;
		transform: translateY(0);
		visibility: visible;
	}

	.nav-link-list {
		display: grid;
		gap: 0;
	}

	.nav-link-list a {
		justify-content: space-between;
		min-height: 52px;
		border-bottom: 1px solid rgba(255, 255, 255, 0.12);
		font-size: 1rem;
	}

	.nav-link-list a span {
		order: 2;
	}

	.nav-link-list a::after {
		display: none;
	}

	.button-nav {
		min-height: 52px;
	}

	.hero {
		padding-top: calc(var(--header-height) + 56px);
	}

	.hero-grid {
		grid-template-columns: 1fr;
		gap: 60px;
	}

	.hero-copy {
		max-width: 760px;
	}

	.hero h1 {
		font-size: clamp(4.7rem, 15vw, 8rem);
	}

	.hero-visual {
		min-height: 620px;
	}

	.hero-principles {
		grid-template-columns: repeat(3, minmax(230px, 1fr));
		overflow-x: auto;
		scroll-snap-type: x proximity;
	}

	.hero-principles > li {
		scroll-snap-align: start;
	}

	.thesis-grid,
	.section-heading,
	.model-grid,
	.contact-grid,
	.privacy-hero-grid,
	.privacy-layout {
		grid-template-columns: 1fr;
	}

	.thesis-grid,
	.section-heading,
	.model-grid,
	.contact-grid,
	.privacy-layout {
		gap: 52px;
	}

	.chapter-mark {
		max-width: 280px;
	}

	.thesis h2 {
		font-size: clamp(3.8rem, 12vw, 7rem);
	}

	.capability-row {
		grid-template-columns: 44px minmax(190px, 0.72fr) minmax(0, 1fr);
		gap: 24px;
	}

	.model-intro,
	.privacy-aside {
		position: static;
	}

	.model-intro {
		max-width: 720px;
	}

	.operating-loop {
		overflow-x: auto;
		justify-content: flex-start;
	}

	.operating-loop > * {
		flex: 0 0 auto;
	}

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

	.system-item-wide {
		grid-column: span 1;
	}

	.contact-copy {
		max-width: 760px;
	}

	.privacy-hero {
		padding-top: calc(var(--header-height) + 70px);
	}

	.privacy-hero-copy {
		max-width: 650px;
	}

	.privacy-aside {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		column-gap: 28px;
	}

	.privacy-aside p {
		grid-column: 1 / -1;
	}
}

@media (max-width: 760px) {
	.hero-principles {
		width: var(--shell);
		grid-template-columns: 1fr;
		overflow: visible;
		padding: 0;
		border-right: 1px solid var(--line-dark);
		border-left: 1px solid var(--line-dark);
		scroll-snap-type: none;
	}

	.hero-principles > li {
		min-width: 0;
		min-height: 0;
		border-right: 0;
		border-bottom: 1px solid var(--line-dark);
		scroll-snap-align: none;
	}

	.hero-principles > li:last-child {
		border-bottom: 0;
	}

	.operating-loop {
		display: grid;
		grid-template-columns: 1fr;
		gap: 0;
		overflow: visible;
		padding: 0;
	}

	.operating-loop li {
		justify-content: space-between;
		padding: 16px 18px;
		border-bottom: 1px solid var(--line-dark);
		white-space: normal;
	}

	.operating-loop li:last-child {
		border-bottom: 0;
	}

	.operating-loop li:not(:last-child)::after {
		content: "↓";
	}
}

@media (max-width: 640px) {
	:root {
		--shell: calc(100vw - 32px);
	}

	.site-nav {
		gap: 16px;
	}

	.brand {
		gap: 10px;
		font-size: 0.78rem;
	}

	.brand-mark {
		width: 22px;
		height: 22px;
	}

	.has-js .nav-links {
		right: 16px;
		width: calc(100vw - 32px);
	}

	.hero {
		padding-top: calc(var(--header-height) + 44px);
	}

	.hero-meta {
		align-items: flex-start;
		font-size: 0.61rem;
	}

	.hero-meta span:last-child {
		text-align: right;
	}

	.hero h1 {
		margin-top: 34px;
		margin-bottom: 28px;
		font-size: clamp(4.1rem, 20.5vw, 6.4rem);
	}

	.hero-lede {
		font-size: 1.05rem;
	}

	.hero-actions {
		align-items: stretch;
		flex-direction: column;
		gap: 14px;
	}

	.button-signal {
		width: 100%;
	}

	.hero-actions .text-link {
		width: fit-content;
	}

	.hero-visual {
		min-height: 530px;
	}

	.hero-visual figcaption {
		top: 18px;
		left: 18px;
		max-width: 200px;
		font-size: 0.57rem;
	}

	.workflow-console {
		right: 14px;
		bottom: 16px;
		left: 14px;
	}

	.console-head,
	.console-foot {
		padding-right: 13px;
		padding-left: 13px;
	}

	.console-flow li {
		grid-template-columns: 32px minmax(0, 1fr) auto;
		gap: 8px;
		padding-right: 13px;
		padding-left: 13px;
	}

	.console-flow em {
		font-size: 0.52rem;
	}

	.console-foot span:last-child {
		display: none;
	}

	.hero-principles {
		width: var(--shell);
		margin-right: auto;
		margin-left: auto;
		padding: 0;
		border-right: 1px solid var(--line-dark);
		border-left: 1px solid var(--line-dark);
	}

	.hero-principles > li {
		min-width: 0;
		padding: 25px 24px;
	}

	.thesis,
	.capabilities,
	.model,
	.systems,
	.contact {
		padding-top: 84px;
		padding-bottom: 84px;
	}

	.thesis-grid,
	.section-heading,
	.model-grid,
	.contact-grid,
	.privacy-layout {
		gap: 38px;
	}

	.thesis h2 {
		margin-bottom: 42px;
		font-size: clamp(3.4rem, 16vw, 5.2rem);
	}

	.thesis-copy {
		grid-template-columns: 1fr;
		gap: 26px;
	}

	.section-heading {
		margin-bottom: 48px;
	}

	.section-heading h2,
	.model-intro h2,
	.contact h2,
	.privacy-hero h1 {
		font-size: clamp(3rem, 13vw, 4.6rem);
	}

	.capability-row {
		grid-template-columns: 38px minmax(0, 1fr);
		gap: 22px 14px;
		padding: 30px 0;
	}

	.capability-row > p:nth-child(3),
	.capability-row > span {
		grid-column: 2;
	}

	.capability-row > span {
		width: fit-content;
	}

	.model-step {
		grid-template-columns: 38px minmax(0, 1fr);
		gap: 16px;
		padding: 34px 0;
	}

	.operating-loop {
		width: auto;
		margin-right: 0;
		padding: 0;
	}

	.systems-grid {
		grid-template-columns: 1fr;
	}

	.system-item {
		min-height: 260px;
		padding: 28px 24px;
	}

	.contact-form {
		padding: 24px 18px;
		box-shadow: 9px 9px 0 rgba(11, 13, 12, 0.13);
	}

	.form-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	.form-optional-grid {
		grid-template-columns: 1fr;
	}

	.field-full {
		grid-column: auto;
	}

	.form-actions {
		align-items: stretch;
		flex-direction: column;
	}

	.form-actions .button {
		width: 100%;
	}

	.site-footer {
		padding-top: 58px;
	}

	.footer-top {
		grid-template-columns: 1fr;
		gap: 28px;
		padding-bottom: 46px;
	}

	.footer-up {
		width: fit-content;
	}

	.footer-bottom {
		align-items: flex-start;
		flex-direction: column;
	}

	.privacy-hero {
		padding-top: calc(var(--header-height) + 48px);
		padding-bottom: 72px;
	}

	.privacy-hero .section-label {
		margin-bottom: 38px;
	}

	.privacy-content {
		padding-top: 64px;
		padding-bottom: 76px;
	}

	.privacy-aside {
		grid-template-columns: 1fr;
	}

	.privacy-aside p {
		grid-column: auto;
	}

	.privacy-summary {
		grid-template-columns: 1fr;
		margin-bottom: 42px;
		padding: 24px;
	}

	.policy-section {
		grid-template-columns: 34px minmax(0, 1fr);
		gap: 14px;
		padding: 38px 0;
	}
}

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

	*,
	*::before,
	*::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		scroll-behavior: auto !important;
		transition-duration: 0.001ms !important;
	}

	.has-js [data-reveal] {
		opacity: 1;
		transform: none;
	}
}