:root {
	--ink: #eaf3ff;
	--muted: #97abc5;
	--dim: #6f84a1;
	--bg: #08111f;
	--bg-soft: #0c1728;
	--panel: #0f1d31;
	--panel-light: #14253d;
	--line: #233752;
	--line-soft: rgba(151, 176, 210, 0.15);
	--signal: #4ea3ff;
	--signal-bright: #84c4ff;
	--signal-rgb: 78, 163, 255;
	--warning: #eeb85f;
	--danger: #f47d75;
	--mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
	--sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	--max: 1180px;
}

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

html {
	scroll-behavior: smooth;
	scroll-padding-top: 6rem;
	overflow-x: clip;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--ink);
	font-family: var(--sans);
	font-size: 1rem;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}

body::before {
	position: fixed;
	inset: 0;
	z-index: -1;
	background-image: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
	background-size: 48px 48px;
	content: "";
	pointer-events: none;
}

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

a:focus-visible {
	outline: 2px solid var(--signal-bright);
	outline-offset: 4px;
}

.skip-link {
	position: fixed;
	top: 1rem;
	left: 1rem;
	z-index: 100;
	padding: .7rem 1rem;
	background: var(--ink);
	color: var(--bg);
	font-weight: 700;
	transform: translateY(-180%);
}

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

.shell {
	width: min(calc(100% - 3rem), var(--max));
	margin-inline: auto;
}

.site-header {
	position: sticky;
	top: 0;
	z-index: 20;
	border-bottom: 1px solid var(--line-soft);
	background: rgba(8, 17, 31, .9);
	backdrop-filter: blur(14px);
}

.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 72px;
	gap: 2rem;
}

.brand {
	display: inline-flex;
	align-items: center;
	gap: .75rem;
	font-size: 1.08rem;
	font-weight: 720;
	letter-spacing: -.02em;
}

.brand-mark {
	display: block;
	flex: 0 0 auto;
	width: 38px;
	height: 28px;
	background: url("sentinelia-logo.svg") center / contain no-repeat;
}

.brand-mark i {
	display: none;
}

.primary-nav,
.site-footer nav {
	display: flex;
	gap: clamp(1rem, 2.6vw, 2.2rem);
	color: var(--muted);
	font-size: .86rem;
}

.primary-nav a,
.site-footer nav a {
	transition: color 160ms ease;
}

.primary-nav a:hover,
.site-footer nav a:hover {
	color: var(--ink);
}

.header-cta {
	padding: .58rem .9rem;
	border: 1px solid var(--line);
	color: var(--ink);
	font-family: var(--mono);
	font-size: .72rem;
	text-transform: uppercase;
	letter-spacing: .04em;
}

.header-cta:hover {
	border-color: var(--signal);
}

.hero {
	position: relative;
	overflow: hidden;
	border-bottom: 1px solid var(--line-soft);
}

.hero::after {
	position: absolute;
	top: 0;
	right: -12%;
	width: 55%;
	height: 100%;
	background: radial-gradient(circle at center, rgba(var(--signal-rgb), .12), transparent 65%);
	content: "";
	pointer-events: none;
}

.hero-grid {
	display: grid;
	grid-template-columns: minmax(0, 1.03fr) minmax(420px, .97fr);
	align-items: center;
	min-height: min(820px, calc(100svh - 73px));
	padding-block: clamp(4.5rem, 9vh, 7rem);
	gap: clamp(3rem, 7vw, 7rem);
}

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

.eyebrow,
.section-index,
.card-label {
	margin: 0 0 1.5rem;
	color: var(--signal);
	font-family: var(--mono);
	font-size: .7rem;
	font-weight: 700;
	letter-spacing: .12em;
	text-transform: uppercase;
}

.status-dot {
	display: inline-block;
	width: 7px;
	height: 7px;
	margin-right: .5rem;
	border-radius: 50%;
	background: var(--signal);
	box-shadow: 0 0 0 5px rgba(var(--signal-rgb), .1);
}

h1,
h2,
h3 {
	margin-top: 0;
	overflow-wrap: break-word;
	text-wrap: balance;
}

p {
	margin-top: 0;
	text-wrap: pretty;
}

h1 {
	margin-bottom: 1.6rem;
	font-size: clamp(3.15rem, 6vw, 5.8rem);
	font-weight: 590;
	line-height: .94;
	letter-spacing: -.065em;
}

h1 em,
.final-cta h2 em {
	color: var(--signal);
	font-style: normal;
}

.hero-lead {
	max-width: 610px;
	margin-bottom: 2rem;
	color: #b6c7c1;
	font-size: clamp(1.08rem, 1.6vw, 1.28rem);
}

.hero-actions {
	display: flex;
	flex-wrap: wrap;
	gap: .75rem;
}

.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 48px;
	padding: .78rem 1.1rem;
	border: 1px solid var(--line);
	font-family: var(--mono);
	font-size: .76rem;
	font-weight: 700;
	letter-spacing: .02em;
	transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button span {
	margin-left: 1.8rem;
	font-size: 1rem;
}

.button-primary {
	border-color: var(--signal);
	background: var(--signal);
	color: #04100c;
}

.button-primary:hover {
	border-color: var(--signal-bright);
	background: var(--signal-bright);
}

.button-secondary:hover {
	border-color: var(--muted);
	background: rgba(255,255,255,.04);
}

.hero-facts {
	display: flex;
	margin: 3rem 0 0;
	padding: 0;
	gap: 1.6rem;
	color: var(--muted);
	font-size: .76rem;
	list-style: none;
}

.hero-facts span {
	margin-right: .35rem;
	color: var(--dim);
	font-family: var(--mono);
}

.signal-panel {
	position: relative;
	z-index: 2;
	min-width: 0;
	overflow: hidden;
	border: 1px solid var(--line);
	background: rgba(9, 23, 19, .88);
	box-shadow: 24px 24px 0 rgba(0, 0, 0, .16);
}

.panel-topbar,
.contract-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 44px;
	padding: 0 1rem;
	border-bottom: 1px solid var(--line);
	color: var(--dim);
	font-family: var(--mono);
	font-size: .64rem;
	text-transform: uppercase;
	letter-spacing: .06em;
}

.live-label {
	color: var(--signal);
}

.live-label i {
	display: inline-block;
	width: 5px;
	height: 5px;
	margin-right: .35rem;
	border-radius: 50%;
	background: var(--signal);
}

.system-map {
	position: relative;
	height: 330px;
	border-bottom: 1px solid var(--line);
	background-image: radial-gradient(rgba(118, 154, 201, .22) .7px, transparent .7px);
	background-size: 17px 17px;
}

.system-map::before,
.system-map::after {
	position: absolute;
	top: 50%;
	left: 50%;
	border: 1px solid rgba(var(--signal-rgb), .1);
	border-radius: 50%;
	content: "";
	transform: translate(-50%, -50%);
}

.system-map::before { width: 190px; height: 190px; }
.system-map::after { width: 270px; height: 270px; }

.map-lines {
	position: absolute;
	inset: 0;
	background: linear-gradient(28deg, transparent 49.8%, rgba(var(--signal-rgb), .25) 50%, transparent 50.3%);
	clip-path: polygon(20% 20%, 50% 50%, 87% 12%, 50% 50%, 77% 82%, 50% 50%, 18% 80%, 50% 50%);
}

.core-node {
	position: absolute;
	top: 50%;
	left: 50%;
	display: grid;
	width: 72px;
	height: 72px;
	border: 1px solid var(--signal);
	background: #0d1c31;
	place-items: center;
	transform: translate(-50%, -50%) rotate(45deg);
}

.core-node strong,
.core-node small {
	transform: rotate(-45deg);
}

.core-node strong {
	font-family: var(--mono);
	font-size: 1.3rem;
}

.core-node small {
	position: absolute;
	right: -24px;
	bottom: -17px;
	color: var(--signal);
	font-family: var(--mono);
	font-size: .55rem;
}

.core-pulse {
	position: absolute;
	inset: -9px;
	border: 1px solid rgba(var(--signal-rgb), .16);
}

.node {
	position: absolute;
	padding-left: 1rem;
	font-family: var(--mono);
	font-size: .65rem;
}

.node i {
	position: absolute;
	top: .35rem;
	left: 0;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--signal);
	box-shadow: 0 0 8px var(--signal);
}

.node span,
.node small { display: block; }
.node small { margin-top: .1rem; color: var(--dim); }
.node-a { top: 17%; left: 9%; }
.node-b { top: 12%; right: 6%; }
.node-c { right: 7%; bottom: 12%; }
.node.warning i { background: var(--warning); box-shadow: 0 0 8px var(--warning); }

.event-stream {
	padding: .4rem 1rem;
}

.event-stream > div {
	display: grid;
	grid-template-columns: 58px 54px 1fr;
	align-items: center;
	min-height: 34px;
	gap: .5rem;
	font-family: var(--mono);
	font-size: .6rem;
}

.event-stream time { color: var(--dim); }
.event-stream p { margin: 0; color: var(--muted); }
.event-stream span { text-transform: uppercase; }
.event-ok { color: var(--signal); }
.event-data { color: #79b8ef; }
.event-warn { color: var(--warning); }

.section {
	padding-block: clamp(4.5rem, 8vw, 7.5rem);
}

.intro {
	border-bottom: 1px solid var(--line-soft);
}

.intro-grid {
	display: grid;
	grid-template-columns: .55fr 1.65fr .8fr;
	align-items: start;
	gap: clamp(2rem, 5vw, 5rem);
}

.section-index {
	color: var(--dim);
}

h2 {
	margin-bottom: 1.5rem;
	font-size: clamp(2.2rem, 4.5vw, 4.4rem);
	font-weight: 560;
	line-height: 1.03;
	letter-spacing: -.055em;
}

.large-copy {
	color: #bacac4;
	font-size: clamp(1.1rem, 1.8vw, 1.35rem);
	line-height: 1.55;
}

.support-copy,
.section-heading > p,
.agents-copy > p:not(.section-index):not(.large-copy),
.cta-copy > p {
	color: var(--muted);
}

.section-heading {
	display: grid;
	grid-template-columns: 1.55fr .7fr;
	align-items: end;
	margin-bottom: 4rem;
	gap: 4rem;
}

.section-heading h2,
.section-heading p { margin-bottom: 0; }

.capabilities {
	background: var(--bg-soft);
	border-bottom: 1px solid var(--line-soft);
}

.topic-nav {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	margin-bottom: 2rem;
	border-top: 1px solid var(--line);
	border-left: 1px solid var(--line);
}

.topic-nav a {
	display: flex;
	align-items: center;
	min-height: 54px;
	padding: .75rem 1rem;
	border-right: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	color: #b8c9c2;
	font-size: .78rem;
	transition: background-color 160ms ease, color 160ms ease;
}

.topic-nav a:hover {
	background: var(--panel-light);
	color: var(--ink);
}

.topic-nav span {
	margin-right: .65rem;
	color: var(--signal);
	font-family: var(--mono);
	font-size: .6rem;
}

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

.capability-card {
	position: relative;
	display: flex;
	min-height: 500px;
	padding: 2rem;
	border-right: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	background: rgba(13, 27, 23, .52);
	flex-direction: column;
	transition: background-color 180ms ease;
}

.capability-card:hover {
	background: var(--panel-light);
}

.capability-card.card-wide {
	grid-column: span 2;
}

.card-number {
	margin-bottom: 2.1rem;
	color: var(--dim);
	font-family: var(--mono);
	font-size: .66rem;
}

.card-label {
	margin-bottom: .75rem;
}

.capability-card h3 {
	max-width: 560px;
	margin-bottom: 1rem;
	font-size: clamp(1.35rem, 2vw, 1.85rem);
	font-weight: 570;
	line-height: 1.16;
	letter-spacing: -.035em;
}

.capability-card > p:not(.card-label) {
	max-width: 630px;
	color: var(--muted);
	font-size: .92rem;
}

.capability-card > .card-problem {
	margin-bottom: .8rem;
	color: #c5d5cf;
	font-size: .88rem;
	font-weight: 620;
}

.card-link {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	margin-top: auto;
	padding-top: 1rem;
	border-top: 1px solid var(--line-soft);
	color: var(--signal-bright);
	font-family: var(--mono);
	font-size: .76rem;
}

.card-link span {
	margin-left: 1rem;
	font-size: .9rem;
}

.card-signal,
.mini-status,
.code-chip,
.sparkline,
.flow-mini,
.logic-mini,
.dns-mini,
.open-symbol {
	height: 65px;
	margin-bottom: 2rem;
}

.signal-ping {
	display: flex;
	align-items: end;
	gap: 7px;
}

.signal-ping i {
	display: block;
	width: 8px;
	background: var(--signal);
}

.signal-ping i:nth-child(1) { height: 15px; opacity: .35; }
.signal-ping i:nth-child(2) { height: 31px; opacity: .55; }
.signal-ping i:nth-child(3) { height: 23px; opacity: .7; }
.signal-ping i:nth-child(4) { height: 52px; }
.signal-ping i:nth-child(5) { height: 40px; opacity: .82; }

.mini-status {
	display: flex;
	align-items: center;
	color: var(--warning);
	font-family: var(--mono);
	font-size: .67rem;
	text-transform: uppercase;
	letter-spacing: .06em;
}

.mini-status span {
	width: 10px;
	height: 10px;
	margin-right: .7rem;
	border: 2px solid var(--warning);
	box-shadow: 0 0 0 6px rgba(238, 184, 95, .08);
	transform: rotate(45deg);
}

.code-chip {
	display: flex;
	align-items: center;
	color: var(--muted);
	font-family: var(--mono);
	font-size: .7rem;
}

.code-chip span {
	margin-right: .7rem;
	padding: .28rem .42rem;
	background: rgba(var(--signal-rgb), .1);
	color: var(--signal);
}

.sparkline {
	display: flex;
	align-items: center;
}

.sparkline svg { width: 180px; height: 44px; overflow: visible; }
.sparkline path { fill: none; stroke: var(--signal); stroke-width: 2; vector-effect: non-scaling-stroke; }

.flow-mini {
	display: flex;
	align-items: center;
	gap: .55rem;
	font-family: var(--mono);
	font-size: .63rem;
}

.flow-mini span {
	padding: .35rem .5rem;
	border: 1px solid var(--line);
	color: var(--muted);
}

.flow-mini i { color: var(--signal); font-style: normal; }

.logic-mini,
.dns-mini {
	display: flex;
	align-items: center;
	gap: .45rem;
	font-family: var(--mono);
	font-size: .62rem;
}

.logic-mini span,
.logic-mini strong,
.logic-mini b,
.dns-mini span {
	display: grid;
	min-width: 34px;
	height: 34px;
	padding-inline: .5rem;
	border: 1px solid var(--line);
	color: var(--muted);
	font-weight: 600;
	place-items: center;
}

.logic-mini b {
	min-width: 48px;
	border-color: rgba(var(--signal-rgb), .45);
	color: var(--signal);
}

.logic-mini strong {
	border-color: var(--signal);
	color: var(--signal-bright);
}

.logic-mini span + span {
	margin-left: -.2rem;
}

.dns-mini i {
	color: var(--signal);
	font-style: normal;
}

.dns-mini span:nth-of-type(2) {
	border-color: rgba(var(--signal-rgb), .45);
	color: var(--signal);
}

.card-open {
	background: linear-gradient(100deg, rgba(var(--signal-rgb), .08), rgba(15, 29, 49, .52));
}

.open-symbol {
	display: flex;
	align-items: center;
	color: var(--signal);
	font-family: var(--mono);
	font-size: 1.05rem;
}

.agents {
	border-bottom: 1px solid var(--line-soft);
}

.agents-grid {
	display: grid;
	grid-template-columns: .92fr 1.08fr;
	align-items: center;
	gap: clamp(4rem, 9vw, 9rem);
}

.contract-availability {
	display: inline-block;
	margin-top: 1rem;
	padding-bottom: .2rem;
	border-bottom: 1px solid var(--signal);
	color: var(--signal-bright);
	font-family: var(--mono);
	font-size: .76rem;
}

.contract {
	border: 1px solid var(--line);
	background: var(--panel);
	box-shadow: 20px 20px 0 rgba(0,0,0,.16);
}

.contract-flow {
	margin: 0;
	padding: 1rem 1.4rem;
	list-style: none;
}

.contract-flow li {
	display: grid;
	grid-template-columns: 30px 1fr auto;
	align-items: center;
	min-height: 76px;
	border-bottom: 1px solid var(--line-soft);
	gap: .8rem;
}

.contract-flow li > span {
	color: var(--dim);
	font-family: var(--mono);
	font-size: .62rem;
}

.contract-flow strong,
.contract-flow small { display: block; }
.contract-flow strong { font-size: .86rem; font-weight: 600; }
.contract-flow small { margin-top: .15rem; color: var(--dim); font-size: .7rem; }
.contract-flow code { padding: .3rem .4rem; background: rgba(var(--signal-rgb), .08); color: var(--signal); font-family: var(--mono); font-size: .58rem; }

.contract-note {
	margin: 0;
	padding: 1rem 1.4rem;
	color: var(--muted);
	font-family: var(--mono);
	font-size: .65rem;
}

.contract-note span { margin-right: .4rem; color: var(--signal); }

.context {
	border-bottom: 1px solid var(--line-soft);
	background: var(--bg-soft);
}

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

.context-grid article {
	display: flex;
	min-height: 300px;
	padding: 1.7rem;
	border-right: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	background: rgba(13, 27, 23, .42);
	flex-direction: column;
}

.context-kicker {
	margin-bottom: 1.2rem;
	color: var(--signal);
	font-family: var(--mono);
	font-size: .65rem;
	font-weight: 700;
	letter-spacing: .08em;
	text-transform: uppercase;
}

.context-grid h3 {
	margin-bottom: .8rem;
	font-size: 1.18rem;
	font-weight: 600;
	line-height: 1.25;
}

.context-grid article > p:not(.context-kicker) {
	color: var(--muted);
	font-size: .85rem;
}

.context-grid a {
	margin-top: auto;
	padding-top: 1rem;
	border-top: 1px solid var(--line-soft);
	color: var(--signal-bright);
	font-family: var(--mono);
	font-size: .7rem;
}

.context-grid a span {
	float: right;
}

.freedom {
	background: #e4edf8;
	color: #12233c;
}

.freedom .section-index { color: #5b7390; }

.freedom-grid {
	display: grid;
	grid-template-columns: .9fr 1.1fr;
	gap: clamp(4rem, 10vw, 10rem);
}

.freedom .large-copy { color: #45617f; }

.principles article {
	display: grid;
	grid-template-columns: 52px 1fr;
	padding: 1.4rem 0;
	border-top: 1px solid rgba(18,35,60,.18);
	gap: 1rem;
}

.principles article:last-child { border-bottom: 1px solid rgba(18,35,60,.18); }
.principles article > span { color: #2d6fb9; font-family: var(--mono); font-size: .7rem; font-weight: 700; }
.principles h3 { margin-bottom: .25rem; font-size: 1.05rem; }
.principles p { margin: 0; color: #526a85; font-size: .86rem; }

.manifesto {
	margin-top: 5rem;
	padding: 2rem 2.4rem;
	border-left: 3px solid #2d73bd;
	background: rgba(255,255,255,.32);
}

.manifesto p {
	max-width: 950px;
	margin: 0;
	font-size: clamp(1rem, 1.6vw, 1.22rem);
}

.beta {
	border-bottom: 1px solid var(--line-soft);
}

.beta-heading {
	align-items: start;
}

.engineering-note {
	display: grid;
	grid-template-columns: .45fr 1.1fr .75fr;
	align-items: start;
	margin-bottom: 2rem;
	padding: clamp(1.5rem, 3vw, 2.4rem);
	border: 1px solid var(--line);
	background: rgba(var(--signal-rgb), .045);
	gap: clamp(1.5rem, 4vw, 4rem);
}

.engineering-note .section-index {
	margin: .25rem 0 0;
	color: var(--signal);
}

.engineering-note h3 {
	margin-bottom: .8rem;
	font-size: clamp(1.25rem, 2vw, 1.7rem);
	font-weight: 570;
	line-height: 1.2;
	letter-spacing: -.03em;
}

.engineering-note p:not(.section-index) {
	margin: 0;
	color: var(--muted);
	font-size: .86rem;
}

.beta-columns {
	display: grid;
	grid-template-columns: 1fr 1fr;
	border: 1px solid var(--line);
}

.beta-list {
	padding: clamp(1.8rem, 4vw, 3.2rem);
}

.beta-list + .beta-list { border-left: 1px solid var(--line); }

.beta-list h3 {
	margin-bottom: 2rem;
	font-family: var(--mono);
	font-size: .75rem;
	font-weight: 700;
	letter-spacing: .04em;
	text-transform: uppercase;
}

.beta-list h3 span {
	display: inline-block;
	width: 8px;
	height: 8px;
	margin-right: .6rem;
	border-radius: 50%;
}

.available h3 { color: var(--signal); }
.available h3 span { background: var(--signal); }
.pending h3 { color: var(--muted); }
.pending h3 span { border: 1px solid var(--dim); }

.beta-list ul {
	display: grid;
	margin: 0;
	padding: 0;
	gap: .85rem;
	list-style: none;
}

.beta-list li {
	position: relative;
	padding-left: 1.5rem;
	color: #bdcdc7;
	font-size: .9rem;
}

.available li::before,
.pending li::before {
	position: absolute;
	left: 0;
	font-family: var(--mono);
}

.available li::before { color: var(--signal); content: "+"; }
.pending li::before { color: var(--dim); content: "—"; }

.faq {
	border-bottom: 1px solid var(--line-soft);
	background: var(--bg-soft);
}

.faq-grid {
	display: grid;
	grid-template-columns: .72fr 1.28fr;
	align-items: start;
	gap: clamp(3rem, 8vw, 8rem);
}

.faq-heading {
	position: sticky;
	top: 7rem;
}

.faq-heading h2 {
	font-size: clamp(2rem, 3.7vw, 3.5rem);
}

.faq-heading > p:last-child {
	max-width: 450px;
	color: var(--muted);
}

.faq-list {
	border-top: 1px solid var(--line);
}

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

.faq-list summary {
	position: relative;
	padding: 1.5rem 3rem 1.5rem 0;
	color: var(--ink);
	font-size: clamp(1rem, 1.5vw, 1.18rem);
	font-weight: 590;
	cursor: pointer;
	list-style: none;
}

.faq-list summary::-webkit-details-marker {
	display: none;
}

.faq-list summary:focus-visible {
	border-radius: 2px;
	outline: 2px solid var(--signal-bright);
	outline-offset: 4px;
}

.faq-list summary::after {
	position: absolute;
	top: 1.45rem;
	right: .25rem;
	color: var(--signal);
	font-family: var(--mono);
	font-size: 1.1rem;
	content: "+";
}

.faq-list details[open] summary::after {
	content: "−";
}

.faq-list details p {
	max-width: 680px;
	margin-bottom: 1.6rem;
	padding-right: 2rem;
	color: var(--muted);
	font-size: .92rem;
}

.final-cta {
	padding-block: clamp(5rem, 9vw, 8rem);
	background: var(--panel);
}

.cta-inner {
	display: grid;
	grid-template-columns: 1.45fr .55fr;
	align-items: end;
	gap: 5rem;
}

.final-cta h2 {
	margin: 0;
}

.cta-copy p { margin-bottom: 1.5rem; }

.site-footer {
	border-top: 1px solid var(--line);
	background: #050c0a;
}

.footer-inner {
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	align-items: center;
	min-height: 110px;
	gap: 2rem;
}

.footer-inner p {
	margin: 0;
	color: var(--dim);
	font-family: var(--mono);
	font-size: .62rem;
	text-align: center;
}

.site-footer nav { justify-content: end; }

/* Páginas temáticas */
.detail-header {
	position: relative;
}

.detail-main {
	min-height: 70vh;
}

.breadcrumb {
	display: flex;
	flex-wrap: wrap;
	margin: 0 0 2rem;
	padding: 0;
	gap: .55rem;
	color: var(--dim);
	font-family: var(--mono);
	font-size: .67rem;
	list-style: none;
}

.breadcrumb li + li::before {
	margin-right: .55rem;
	color: var(--line);
	content: "/";
}

.breadcrumb a:hover {
	color: var(--signal);
}

.detail-hero {
	padding-block: clamp(4.25rem, 8vw, 7rem);
	border-bottom: 1px solid var(--line-soft);
}

.detail-hero-grid {
	display: grid;
	grid-template-columns: 1.25fr .55fr;
	align-items: end;
	gap: clamp(3rem, 8vw, 8rem);
}

.detail-hero h1 {
	max-width: 900px;
	font-size: clamp(2.8rem, 5.5vw, 5.4rem);
}

.detail-hero .hero-lead {
	max-width: 760px;
}

.detail-summary {
	padding: 1.5rem;
	border: 1px solid var(--line);
	background: var(--panel);
}

.detail-summary dt {
	margin-bottom: .2rem;
	color: var(--dim);
	font-family: var(--mono);
	font-size: .62rem;
	text-transform: uppercase;
	letter-spacing: .08em;
}

.detail-summary dd {
	margin: 0 0 1.2rem;
	color: #c1d0ca;
	font-size: .86rem;
}

.detail-summary dd:last-child {
	margin-bottom: 0;
}

.detail-content {
	display: grid;
	grid-template-columns: .55fr 1.45fr;
	align-items: start;
	gap: clamp(3rem, 9vw, 9rem);
}

.detail-content h2 {
	font-size: clamp(2rem, 4vw, 3.8rem);
}

.detail-prose {
	max-width: 760px;
}

.detail-prose h2,
.detail-prose h3 {
	margin-top: 3rem;
}

.detail-prose h2:first-child,
.detail-prose h3:first-child {
	margin-top: 0;
}

.detail-prose h3 {
	margin-bottom: .7rem;
	font-size: 1.25rem;
	font-weight: 600;
}

.detail-prose p,
.detail-prose li {
	color: var(--muted);
}

.detail-prose strong {
	color: #d3e0db;
}

.detail-prose ul {
	display: grid;
	padding-left: 1.2rem;
	gap: .55rem;
}

.verification-chain {
	display: grid;
	grid-template-columns: 1fr auto 1fr auto 1fr;
	align-items: center;
	margin: 1.8rem 0;
	gap: .7rem;
}

.verification-chain span {
	display: flex;
	min-height: 64px;
	padding: .8rem;
	border: 1px solid var(--line);
	background: var(--panel);
	color: #c7d7d1;
	font-size: .72rem;
	flex-direction: column;
	justify-content: center;
}

.verification-chain small {
	margin-bottom: .2rem;
	color: var(--signal);
	font-family: var(--mono);
	font-size: .58rem;
}

.verification-chain i {
	color: var(--signal);
	font-style: normal;
}

.honesty-note {
	margin-top: 2.5rem;
	padding: 1.5rem;
	border-left: 3px solid var(--signal);
	background: rgba(var(--signal-rgb), .055);
}

.honesty-note h3 {
	margin: 0 0 .5rem;
	color: var(--signal-bright);
	font-family: var(--mono);
	font-size: .72rem;
	text-transform: uppercase;
	letter-spacing: .06em;
}

.honesty-note p {
	margin: 0;
}

.related {
	border-top: 1px solid var(--line-soft);
	background: var(--panel);
}

.related h2 {
	font-size: clamp(1.8rem, 3vw, 2.8rem);
}

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

.related-links a {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 90px;
	padding: 1.25rem;
	border-right: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	color: #bfd0c9;
	font-weight: 600;
}

.related-links a:hover {
	background: var(--panel-light);
	color: var(--signal-bright);
}

.related-links span {
	color: var(--signal);
}

@media (max-width: 980px) {
	.primary-nav { display: none; }
	.hero-grid { grid-template-columns: minmax(0, 1fr); min-height: auto; }
	.hero-copy { max-width: 700px; min-width: 0; }
	.signal-panel { width: min(100%, 640px); }
	.intro-grid { grid-template-columns: .4fr 1.6fr; }
	.intro-grid .support-copy { grid-column: 2; }
	.topic-nav { grid-template-columns: repeat(2, 1fr); }
	.capability-grid { grid-template-columns: 1fr 1fr; }
	.capability-card.card-wide { grid-column: span 1; }
	.agents-grid { grid-template-columns: 1fr; }
	.agents-copy { max-width: 700px; }
	.context-grid { grid-template-columns: 1fr 1fr; }
	.freedom-grid { grid-template-columns: 1fr; gap: 2rem; }
	.faq-grid { grid-template-columns: 1fr; gap: 2rem; }
	.faq-heading { position: static; }
	.detail-hero-grid,
	.detail-content { grid-template-columns: 1fr; }
	.related-links { grid-template-columns: 1fr 1fr; }
	.cta-inner { grid-template-columns: 1fr; gap: 2rem; }
	.footer-inner { grid-template-columns: 1fr 1fr; }
	.footer-inner p { display: none; }
}

@media (max-width: 700px) {
	.shell { width: min(calc(100% - 2rem), var(--max)); }
	.header-inner { min-height: 64px; }
	.header-cta { display: none; }
	.hero-grid { padding-block: 3.75rem; gap: 3rem; }
	h1 { font-size: clamp(2.55rem, 11.5vw, 4.4rem); }
	.hero-actions { flex-direction: column; align-items: stretch; }
	.hero-actions .button { width: 100%; }
	.hero-facts { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
	.signal-panel { box-shadow: 10px 10px 0 rgba(0,0,0,.16); }
	.system-map { height: 280px; }
	.node-b { right: 2%; }
	.node-c { right: 3%; }
	.event-stream > div { grid-template-columns: 52px 49px 1fr; gap: .3rem; }
	.intro-grid { grid-template-columns: 1fr; gap: 1rem; }
	.intro-grid .support-copy { grid-column: auto; }
	.section-heading { grid-template-columns: 1fr; margin-bottom: 2.5rem; gap: 1rem; }
	.topic-nav { grid-template-columns: 1fr 1fr; }
	.capability-grid { grid-template-columns: 1fr; }
	.capability-card { min-height: 0; padding: 1.5rem; }
	.card-link { margin-top: 1.5rem; }
	.contract { box-shadow: 10px 10px 0 rgba(0,0,0,.16); }
	.contract-flow { padding-inline: 1rem; }
	.contract-flow li { grid-template-columns: 24px 1fr; }
	.contract-flow code { grid-column: 2; width: fit-content; margin-top: -.7rem; margin-bottom: .7rem; }
	.context-grid { grid-template-columns: 1fr; }
	.context-grid article { min-height: 240px; }
	.beta-columns { grid-template-columns: 1fr; }
	.engineering-note { grid-template-columns: 1fr; gap: 1rem; }
	.beta-list + .beta-list { border-top: 1px solid var(--line); border-left: 0; }
	.manifesto { margin-top: 3rem; padding: 1.5rem; }
	.verification-chain { grid-template-columns: 1fr; }
	.verification-chain i { transform: rotate(90deg); justify-self: center; }
	.related-links { grid-template-columns: 1fr; }
	.footer-inner { min-height: 140px; grid-template-columns: 1fr; justify-items: start; padding-block: 2rem; }
	.site-footer nav { justify-content: start; }
}

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* Entry points to the user manual. */
.header-docs-link { display: none; color: var(--signal-bright); font-size: .8rem; font-weight: 650; white-space: nowrap; }
.docs-teaser { border-top: 1px solid var(--line-soft); background: linear-gradient(130deg, #10203888, transparent 70%); }
.docs-teaser-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 4rem; align-items: center; }
.docs-teaser-copy h2 { font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.15; letter-spacing: -.04em; margin: 1rem 0 1.3rem; }
.docs-teaser-copy > p:not(.section-index) { color: var(--muted); line-height: 1.85; max-width: 480px; }
.docs-teaser-copy .button { margin-top: .8rem; }
.docs-teaser-copy .docs-teaser-meta { font: .68rem var(--mono); margin-top: 1.2rem; }
.docs-teaser-screen { min-width: 0; display: block; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 9px; overflow: hidden; box-shadow: 15px 18px 0 #0002; }
.docs-teaser-screen:hover { border-color: var(--signal); }
.docs-teaser-screen-label { display: flex; align-items: center; gap: .6rem; padding: .85rem 1rem; font: .59rem var(--mono); letter-spacing: .04em; color: var(--muted); }
.docs-teaser-capture { background: #e9eef5; }
.docs-teaser-capture img { display: block; width: 100%; height: auto; }
.docs-teaser-screen > p { display: flex; justify-content: space-between; margin: 0; padding: .9rem 1rem; color: var(--signal-bright); font-size: .77rem; border-top: 1px solid var(--line); }
.docs-teaser-links { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin-top: 3rem; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.docs-teaser-links a { display: flex; gap: .8rem; align-items: center; padding: 1rem 1.15rem; background: #0f1d3166; }
.docs-teaser-links a + a { border-left: 1px solid var(--line); }
.docs-teaser-links a:hover { background: var(--panel); }
.docs-teaser-links span { font: .68rem var(--mono); color: var(--signal); }
.docs-teaser-links strong { font-size: .82rem; font-weight: 600; }
.docs-teaser-links i { font-style: normal; margin-left: auto; color: var(--signal-bright); }
@media (max-width:980px) {
 .header-docs-link { display: inline-flex; align-items: center; gap: .5rem; }
 .header-docs-link + .header-cta { display: none; }
 .docs-teaser-grid { gap: 2rem; }
}
@media (max-width:700px) {
 .docs-teaser-grid { grid-template-columns: 1fr; }
 .docs-teaser-links { grid-template-columns: 1fr; margin-top: 2rem; }
 .docs-teaser-links a + a { border-left: 0; border-top: 1px solid var(--line); }
 .docs-teaser-copy h2 { font-size: 2.2rem; }
 .docs-teaser-screen { box-shadow: none; }
}

/* Applications share the same visual weight under the project identity. */
.project-apps { border-block: 1px solid var(--line-soft); }
.project-apps h2 { font-size: clamp(2rem,3.5vw,3rem); letter-spacing: -.04em; }
.project-app-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1.5rem; margin-top: 2rem; }
.project-app-card { display: flex; flex-direction: column; align-items: flex-start; padding: 2rem; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); min-width: 0; }
.project-app-card h3 { margin: .5rem 0; font-size: 2rem; }
.project-app-card > p:not(.eyebrow) { color: var(--muted); line-height: 1.8; flex: 1; }
.project-app-card .button { margin-top: 1rem; }
@media(max-width:700px) { .project-app-grid { grid-template-columns: 1fr; } .project-app-card { padding: 1.5rem; } }

.project-hero-panel { border: 1px solid var(--line); background: var(--panel); border-radius: 12px; padding: 2rem; min-width: 0; }
.project-hero-panel > a { display: flex; align-items: center; gap: 1rem; padding: 1.8rem 0; border-bottom: 1px solid var(--line); }
.project-hero-panel strong { font-size: clamp(1.6rem,3vw,2.4rem); }
.project-hero-panel a > span { color: var(--signal-bright); font: .8rem var(--mono); }
.project-hero-panel i { margin-left: auto; color: var(--signal-bright); font-style: normal; }
.project-hero-panel > p:last-child { color: var(--muted); line-height: 1.8; margin-top: 1.5rem; }

.site-footer nav { max-width: 100%; flex-wrap: wrap; }