:root {
	color-scheme: dark;
	--bg: #000000;
	--bg-deep: #000000;
	--surface: #0b0b0d;
	--surface-2: #111114;
	--surface-3: #17171a;
	--text: #f5f5f7;
	--muted: #a1a1a6;
	--dim: #6e6e73;
	--line: #242428;
	--line-strong: #37373d;
	--blue: #2997ff;
	--blue-bright: #64b5ff;
	--green: #30d158;
	--orange: #ff9f0a;
	--radius: 22px;
	--shell: 1160px;
	--ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
	min-height: 100vh;
	overflow-x: hidden;
	background: var(--bg);
	color: var(--text);
	font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	font-size: 16px;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
}
body::before {
	content: none;
}
::selection { background: var(--blue); color: #fff; }
a { color: inherit; }
button, input { font: inherit; }
img, svg { display: block; max-width: 100%; }
.shell { width: min(calc(100% - 48px), var(--shell)); margin-inline: auto; }
.section { padding-block: clamp(96px, 12vw, 164px); }
.skip-link {
	position: fixed;
	top: 12px;
	left: 12px;
	z-index: 1000;
	transform: translateY(-160%);
	padding: 10px 14px;
	border-radius: 8px;
	background: #fff;
	color: #000;
	text-decoration: none;
}
.skip-link:focus { transform: none; }
.ambient { position: fixed; z-index: -3; border-radius: 50%; filter: blur(140px); pointer-events: none; }
.ambient-one { width: 620px; height: 440px; top: -220px; left: 10%; background: rgba(41,151,255,.13); }
.ambient-two { width: 520px; height: 520px; top: 52vh; right: -300px; background: rgba(70,90,255,.06); }
#axiom-field {
	position: absolute;
	top: 0;
	left: 0;
	z-index: -2;
	width: 100%;
	height: min(118vh, 1180px);
	opacity: .74;
	mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.9) 58%, transparent 100%);
	pointer-events: none;
}

.site-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 100;
	border-bottom: 1px solid #1d1d1f;
	background: rgba(0, 0, 0, .6);
	backdrop-filter: blur(20px);
	-webkit-backdrop-filter: blur(20px);
	transition: background-color .35s ease, border-color .35s ease;
}
.site-header.is-scrolled {
	background: rgba(0,0,0,.78);
	border-color: #2a2a2d;
	backdrop-filter: blur(24px) saturate(150%);
	-webkit-backdrop-filter: blur(24px) saturate(150%);
}
.nav-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: baseline; gap: 7px; text-decoration: none; white-space: nowrap; }
.brand img { width: 30px; height: 30px; border-radius: 7px; border: 1px solid var(--line); }
.brand span { font-size: 20px; font-weight: 650; letter-spacing: -.025em; }
.brand small { color: #86868B; font-size: 15px; font-weight: 400; letter-spacing: -.015em; }
.site-header nav { display: flex; align-items: center; gap: 28px; }
.site-header nav a { color: var(--muted); font-size: 13px; font-weight: 500; text-decoration: none; transition: color .2s ease; }
.site-header nav a:hover, .site-header nav a:focus-visible { color: var(--text); }
.nav-cta { padding: 9px 15px; border: 1px solid var(--line-strong); border-radius: 999px; font-size: 12px; font-weight: 600; text-decoration: none; }
.nav-cta span { margin-left: 5px; color: var(--blue-bright); }

.hero { min-height: 100vh; padding-top: 154px; padding-bottom: 110px; display: flex; align-items: center; }
.hero-copy { max-width: 920px; }
.eyebrow, .section-marker, .panel-kicker {
	font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
	font-size: 11px;
	line-height: 1.4;
	font-weight: 700;
	letter-spacing: .14em;
	text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 11px; margin-bottom: 26px; color: #86868B; }
.eyebrow span { width: 8px; height: 8px; border-radius: 50%; background: #F5F5F7; box-shadow: 13px 0 0 rgba(245,245,247,.28); margin-right: 13px; }
.eyebrow sup { font-size: .62em; }
.hero h1 {
	max-width: 900px;
	font-size: clamp(48px, 6vw, 72px);
	line-height: 1.05;
	font-weight: 700;
	letter-spacing: -.058em;
}
.hero h1 em { display: block; margin-top: .08em; color: #86868B; font-style: normal; }
.closing h2 em { color: var(--dim); font-style: normal; }
.vibescience-mark {
	display: inline-block;
	padding-right: .06em;
	background: linear-gradient(112deg, #2997ff 0%, #65c7ff 44%, #72e2a0 100%);
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
}
.vibescience-mark sup, .closing h2 sup {
	position: relative;
	top: -.9em;
	margin-left: .14em;
	font-size: .16em;
	line-height: 1;
	letter-spacing: 0;
	-webkit-text-fill-color: var(--dim);
}
/* Blue shimmer marks — same treatment as the ZEROTRACE/Axiom headers on the homepage. */
.headline-mark {
	color: var(--blue);
	background: linear-gradient(
		108deg,
		#2997ff 0%,
		#2997ff 38%,
		#7cc1ff 46%,
		#eaf4ff 50%,
		#8cc8ff 54%,
		#2997ff 62%,
		#2997ff 100%
	);
	background-position: 130% 50%;
	background-size: 250% 100%;
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	animation: headline-mark-shimmer 7s ease-in-out infinite;
}
.headline-mark-lead { display: block; }
@keyframes headline-mark-shimmer {
	0%, 16% {
		background-position: 130% 50%;
		filter: drop-shadow(0 0 0 rgba(190, 216, 255, 0));
	}
	50% {
		filter: drop-shadow(0 0 9px rgba(190, 216, 255, 0.28));
	}
	84%, 100% {
		background-position: -30% 50%;
		filter: drop-shadow(0 0 0 rgba(190, 216, 255, 0));
	}
}
.hero-lede { max-width: 760px; margin-top: 32px; color: #86868B; font-size: clamp(20px, 2vw, 24px); line-height: 1.6; letter-spacing: -.018em; }
.hero-punchline { margin-top: 30px; color: #F5F5F7; font-size: clamp(24px, 2.45vw, 30px); line-height: 1.3; font-weight: 600; letter-spacing: -.03em; }
.hero-punchline strong { display: block; color: var(--text); font-weight: 750; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 52px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 50px; padding: 0 21px; border-radius: 999px; font-size: 14px; font-weight: 650; text-decoration: none; transition: transform .3s var(--ease), border-color .3s ease, background-color .3s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--text); color: #0a0a0b; border: 1px solid var(--text); box-shadow: 0 14px 40px rgba(255,255,255,.06); }
.button-primary:hover { background: #fff; }
.button-quiet { border: 1px solid var(--line-strong); color: var(--muted); }
.button-quiet:hover { border-color: #585860; color: var(--text); }

.product-reveal {
	--product-parallax: 70px;
	--product-scale: .96;
	position: relative;
	z-index: 2;
	margin-top: -72px;
	padding-bottom: clamp(94px, 11vw, 150px);
	perspective: 1200px;
}

.product-reveal-shell {
	position: relative;
	overflow: hidden;
	padding: 18px 18px clamp(34px, 4vw, 52px);
	border: 1px solid #242428;
	border-radius: 30px;
	background:
		radial-gradient(circle at 50% 58%, rgba(255,255,255,.055), transparent 52%),
		#070708;
	box-shadow:
		inset 0 1px 0 rgba(255,255,255,.045),
		0 42px 100px rgba(0,0,0,.48);
}

.product-reveal-shell::before {
	content: "";
	position: absolute;
	left: 12%;
	right: 12%;
	bottom: -18%;
	height: 44%;
	border-radius: 50%;
	background: rgba(245,245,247,.08);
	filter: blur(72px);
	pointer-events: none;
}

.product-reveal-label {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 34px;
	padding: 0 4px 12px;
	border-bottom: 1px solid #1d1d21;
	color: #8a8a90;
	font: 700 9px/1 ui-monospace, "SFMono-Regular", Menlo, monospace;
	letter-spacing: .11em;
}

.product-reveal-label small {
	color: #5f5f65;
	font: inherit;
}

.product-reveal-media {
	position: relative;
	z-index: 1;
	margin: clamp(18px, 3vw, 34px) auto -2px;
	opacity: 0;
	transform: translate3d(0, var(--product-parallax), 0) scale(var(--product-scale));
	transform-origin: center bottom;
	will-change: transform, opacity;
	transition: opacity .9s var(--ease);
}

.product-reveal.is-visible .product-reveal-media { opacity: 1; }
.product-reveal-media img {
	width: 100%;
	filter: drop-shadow(0 28px 34px rgba(0,0,0,.28));
}
.signal-row { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 50px; color: var(--dim); font: 600 10px/1.4 ui-monospace, "SFMono-Regular", Menlo, monospace; letter-spacing: .04em; text-transform: uppercase; }
.signal-row span { display: inline-flex; gap: 8px; }
.signal-row b { color: var(--blue-bright); font-weight: 700; }

.hero-stage { position: relative; width: min(100%, 1120px); margin-inline: auto; }
.stage-glow { position: absolute; inset: 8% 10% -5%; z-index: -1; background: rgba(41,151,255,.18); filter: blur(110px); }
.device-frame { position: relative; overflow: visible; padding: 0; border: 0; border-radius: 24px; background: transparent; box-shadow: none; }
.device-frame > img { width: 100%; border-radius: 24px; }
.device-label { position: absolute; top: 18px; left: 20px; right: 20px; z-index: 2; display: flex; align-items: center; justify-content: space-between; color: #7b7b80; font: 700 9px/1 ui-monospace, monospace; letter-spacing: .12em; }
.device-label small { display: flex; align-items: center; gap: 7px; color: #55555a; font-size: 9px; letter-spacing: .05em; }
.device-label i { width: 6px; height: 6px; border-radius: 50%; background: #22a94f; box-shadow: 0 0 8px rgba(34,169,79,.65); }
.stage-card { position: absolute; z-index: 3; min-width: 190px; padding: 14px 16px; border: 1px solid rgba(255,255,255,.12); border-radius: 13px; background: rgba(15,15,18,.82); box-shadow: 0 18px 50px rgba(0,0,0,.5); backdrop-filter: blur(18px); }
.stage-card span { display: block; color: var(--blue-bright); font: 700 9px/1.3 ui-monospace, monospace; letter-spacing: .12em; }
.stage-card strong { display: block; margin-top: 6px; font-size: 13px; }
.stage-card-top { top: 18%; right: -24px; }
.stage-card-bottom { left: -22px; bottom: 10%; display: flex; align-items: center; gap: 11px; }
.stage-card-bottom strong, .stage-card-bottom small { margin: 0; }
.stage-card-bottom small { display: block; margin-top: 2px; color: var(--dim); font-size: 10px; }
.activity-dot { flex: 0 0 auto; width: 9px; height: 9px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 0 rgba(41,151,255,.55); animation: ping 2s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 9px rgba(41,151,255,0); } 100% { box-shadow: 0 0 0 0 rgba(41,151,255,0); } }

.section-marker { margin-bottom: 28px; color: var(--blue-bright); }
.thesis { border-top: 1px solid var(--line); }
.thesis-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(50px, 9vw, 120px); }
.thesis h2, .section-heading h2, .snapshot h2, .architecture h2, .closing h2 { font-size: clamp(40px, 5.7vw, 76px); line-height: 1.02; letter-spacing: -.055em; }
.thesis-copy { padding-top: 8px; }
.thesis-copy p { color: var(--muted); font-size: clamp(18px, 2vw, 23px); line-height: 1.58; letter-spacing: -.015em; }
.thesis-copy strong { color: var(--text); font-weight: 600; }
.thesis-copy p + p { margin-top: 24px; }
.contrast-strip { margin-top: 80px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.contrast-strip > div:not(.contrast-arrow) { padding: 30px 32px; }
.contrast-strip span { color: var(--dim); font: 700 10px/1.3 ui-monospace, monospace; letter-spacing: .12em; }
.contrast-strip strong { display: block; margin-top: 12px; font-size: 20px; }
.contrast-strip small { display: block; margin-top: 6px; color: var(--dim); font-size: 13px; }
.contrast-arrow { display: grid; place-items: center; min-width: 70px; border-inline: 1px solid var(--line); color: var(--blue); font-size: 24px; }

.system-section { background: #000000; border-block: 1px solid var(--line); }
.section-heading { max-width: 820px; }
.section-heading > p { max-width: 680px; margin-top: 24px; color: var(--muted); font-size: 19px; line-height: 1.6; }
.section-heading.narrow { max-width: 850px; }
.system-tabs { margin-top: 70px; border: 1px solid var(--line); border-radius: 28px; overflow: hidden; background: var(--surface); }
.tab-list { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); background: #08080a; }
.tab-list button { position: relative; padding: 22px 24px; border: 0; border-right: 1px solid var(--line); background: transparent; color: var(--dim); text-align: left; cursor: pointer; transition: color .25s ease, background .25s ease; }
.tab-list button:last-child { border-right: 0; }
.tab-list button span { display: block; margin-bottom: 6px; color: #4f4f55; font: 700 9px/1.2 ui-monospace, monospace; }
.tab-list button::after { content: ""; position: absolute; left: 22px; right: 22px; bottom: -1px; height: 2px; transform: scaleX(0); background: var(--blue); transition: transform .35s var(--ease); }
.tab-list button[aria-selected="true"] { background: var(--surface-2); color: var(--text); }
.tab-list button[aria-selected="true"] span { color: var(--blue-bright); }
.tab-list button[aria-selected="true"]::after { transform: scaleX(1); }
.tab-list button:focus-visible { outline: 2px solid var(--blue); outline-offset: -4px; }
.tab-panel { min-height: 560px; display: grid; grid-template-columns: .84fr 1.16fr; align-items: stretch; }
.tab-panel[hidden] { display: none; }
.panel-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(38px, 5.2vw, 68px); border-right: 1px solid var(--line); }
.panel-kicker { color: var(--blue-bright); }
.panel-copy h3 { margin-top: 18px; font-size: clamp(29px, 3.4vw, 44px); line-height: 1.08; letter-spacing: -.04em; }
.panel-copy > p:not(.panel-kicker) { margin-top: 22px; color: var(--muted); font-size: 16px; line-height: 1.68; }
.check-list { display: grid; gap: 12px; margin-top: 28px; list-style: none; }
.check-list li { position: relative; padding-left: 22px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.check-list li::before { content: "↳"; position: absolute; left: 0; color: var(--blue-bright); }
.editor-demo, .graph-demo, .agent-console { min-width: 0; align-self: center; margin: clamp(24px, 4vw, 50px); border: 1px solid var(--line); border-radius: 18px; background: #08080a; box-shadow: 0 24px 70px rgba(0,0,0,.35); }
.demo-bar, .console-top { min-height: 44px; display: flex; align-items: center; justify-content: space-between; padding: 0 16px; border-bottom: 1px solid var(--line); color: var(--muted); font: 600 11px/1 ui-monospace, monospace; }
.demo-bar small, .console-top small { color: var(--blue-bright); }
.editor-demo pre { min-height: 220px; overflow: auto; padding: 28px 25px; color: #e6e6e8; font: 500 14px/1.9 ui-monospace, "SFMono-Regular", Menlo, monospace; }
.editor-demo code { white-space: pre-wrap; }
.code-dim { color: #6e6e73; }.code-blue { color: #64b5ff; }.code-green { color: #78d98b; }
.code-cursor { border-bottom: 1px solid var(--text); }
.ghost { color: #67676d; }
.guardrail { margin: 0 18px 18px; padding: 15px 16px; border: 1px solid rgba(255,159,10,.22); border-radius: 12px; background: rgba(255,159,10,.055); }
.guardrail span { color: var(--orange); font: 700 9px/1.2 ui-monospace, monospace; letter-spacing: .1em; }
.guardrail p { margin-top: 7px; color: #c5c5c9; font-size: 12px; line-height: 1.5; }
.graph-demo { min-height: 440px; padding: 22px; background: #070709; }
.graph-provenance { display: flex; flex-direction: column; gap: 12px; width: 100%; min-height: 394px; }
.graph-provenance-head { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 30px; padding-bottom: 10px; border-bottom: 1px solid var(--line); color: var(--dim); font: 700 8px/1 ui-monospace, monospace; letter-spacing: .09em; }
.graph-provenance-head > span { display: flex; align-items: center; gap: 7px; color: #b9b9bf; }
.graph-provenance-head > span i { display: block; width: 2px; height: 8px; background: var(--green); box-shadow: 0 0 7px rgba(48,209,88,.72); }
.graph-provenance-head > strong { color: #5f5f66; font-size: inherit; }
.graph-provenance-head > b { justify-self: end; color: var(--green); font-size: inherit; }
.graph-evidence-flow { display: grid; grid-template-rows: auto 16px auto 16px auto; align-content: center; flex: 1; }
.graph-evidence-card { position: relative; z-index: 1; overflow: hidden; padding: 11px 13px; border: 1px solid #2d2d33; border-radius: 10px; background: #0e0e11; box-shadow: 0 10px 24px rgba(0,0,0,.22); }
.graph-evidence-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 25%, rgba(255,255,255,.07) 50%, transparent 75%); transform: translateX(-130%); pointer-events: none; animation: graph-evidence-scan 5.6s ease-in-out infinite; }
.graph-evidence-card header { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 4px; color: var(--blue-bright); font: 700 8px/12px ui-monospace, monospace; letter-spacing: .08em; }
.graph-evidence-card header b { color: var(--dim); font-size: inherit; }
.graph-evidence-card > strong { display: block; color: #ececef; font-size: 11px; line-height: 15px; font-weight: 650; }
.graph-evidence-card > small { display: block; margin-top: 2px; color: var(--dim); font: 600 7px/11px ui-monospace, monospace; }
.graph-hypothesis, .graph-result { width: min(84%, 420px); justify-self: center; }
.graph-result { border-color: rgba(48,209,88,.42); background: linear-gradient(135deg, rgba(48,209,88,.07), transparent 55%), #0e0e11; }
.graph-result header b { color: var(--green); }
.graph-evidence-inputs { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.graph-evidence-inputs::before { content: ""; position: absolute; top: -8px; left: 25%; right: 25%; height: 1px; background: #313138; }
.graph-evidence-connector { position: relative; justify-self: center; width: 1px; height: 16px; overflow: hidden; background: #28282e; }
.graph-evidence-connector i { position: absolute; inset: 0; width: 1px; height: 100%; background: linear-gradient(to bottom, var(--blue-bright), var(--green)); box-shadow: 0 0 5px rgba(41,151,255,.7); transform: scaleY(0); transform-origin: top; animation: graph-provenance-trace 2.4s var(--ease) infinite; }
.graph-result-connector i { animation-delay: 1.15s; }
.graph-confidence { display: flex; align-items: center; gap: 9px; margin-top: 7px; }
.graph-confidence > span { flex: 1; height: 3px; overflow: hidden; border-radius: 99px; background: #222227; }
.graph-confidence > span i { display: block; width: 84%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--blue), var(--green)); transform-origin: left; animation: graph-confidence-rise 5.6s var(--ease) infinite; }
.graph-confidence > b { color: #9a9aa0; font: 700 7px/10px ui-monospace, monospace; white-space: nowrap; }
.graph-evidence-update { display: flex; align-items: center; gap: 8px; min-height: 28px; padding-top: 9px; border-top: 1px solid var(--line); color: #77777e; font: 600 7px/10px ui-monospace, monospace; }
.graph-evidence-update::before { content: ""; display: block; flex: 0 0 auto; width: 12px; height: 1px; background: linear-gradient(90deg, var(--blue), var(--green)); box-shadow: 0 0 6px rgba(48,209,88,.55); }
.graph-evidence-update time { margin-left: auto; color: var(--green); font-size: inherit; white-space: nowrap; }
@keyframes graph-evidence-scan { 0%, 12% { transform: translateX(-130%); } 40%, 100% { transform: translateX(130%); } }
@keyframes graph-provenance-trace { 0%, 16% { transform: scaleY(0); opacity: 0; } 26% { opacity: 1; } 62%, 78% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }
@keyframes graph-confidence-rise { 0%, 24% { transform: scaleX(.72); opacity: .55; } 52%, 100% { transform: scaleX(1); opacity: 1; } }
.agent-console { padding-bottom: 12px; }
.agent-run { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 13px; margin: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 13px; background: #0d0d10; }
.agent-icon { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid #313139; border-radius: 9px; color: var(--blue-bright); font: normal 700 13px/1 ui-monospace, monospace; }
.agent-run strong { display: block; font-size: 13px; }
.agent-run span { display: block; margin-top: 3px; color: var(--dim); font-size: 10px; }
.agent-run b { color: var(--muted); font: 600 10px/1 ui-monospace, monospace; }
.console-result { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; margin: 18px 18px 6px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.console-result > span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 9px var(--green); }
.console-result time { color: var(--green); font: 700 9px/1 ui-monospace, monospace; }

.workflow-track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 72px; list-style: none; }
.workflow-track::before { content: ""; position: absolute; top: 18px; left: 8%; right: 8%; height: 1px; background: linear-gradient(90deg, var(--line), var(--blue), var(--line)); }
.workflow-track li { position: relative; padding-right: 32px; }
.workflow-track li > span { position: relative; z-index: 1; display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--line-strong); border-radius: 50%; background: var(--bg); color: var(--blue-bright); font: 700 10px/1 ui-monospace, monospace; }
.workflow-track li div { margin-top: 28px; }
.workflow-track small { color: var(--dim); font: 700 9px/1 ui-monospace, monospace; letter-spacing: .12em; }
.workflow-track h3 { margin-top: 9px; font-size: 19px; letter-spacing: -.025em; }
.workflow-track p { margin-top: 10px; color: var(--dim); font-size: 13px; line-height: 1.6; }

.snapshot { border-block: 1px solid var(--line); background: #000000; color: var(--text); }
.snapshot .section-marker { color: var(--blue-bright); }
.snapshot-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: clamp(50px, 8vw, 110px); }
.snapshot-copy > p { max-width: 530px; margin-top: 26px; color: var(--muted); font-size: 18px; line-height: 1.65; }
.score-line { display: flex; align-items: baseline; margin-top: 42px; }
.score-line span { margin-right: auto; color: var(--muted); font-size: 12px; font-weight: 650; }
.score-line strong { font-size: 38px; letter-spacing: -.05em; }
.score-line small { color: var(--dim); font-size: 12px; }
.score-bar { height: 5px; margin-top: 11px; overflow: hidden; border-radius: 99px; background: #1d1d21; }
.score-bar i { display: block; width: 94%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #0066cc, #2997ff); }
.snapshot-terminal { overflow: hidden; border: 1px solid #29292e; border-radius: 20px; background: #09090b; color: var(--text); box-shadow: 0 32px 90px rgba(0,0,0,.18); }
.terminal-head { display: flex; align-items: center; justify-content: space-between; min-height: 54px; padding: 0 20px; border-bottom: 1px solid #252529; color: var(--dim); font: 700 9px/1 ui-monospace, monospace; letter-spacing: .12em; }
.terminal-head code { color: var(--blue-bright); letter-spacing: 0; }
.snapshot-terminal ul { list-style: none; padding: 12px 20px; }
.snapshot-terminal li { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; min-height: 54px; border-bottom: 1px solid #1d1d21; }
.snapshot-terminal li:last-child { border-bottom: 0; }
.snapshot-terminal li i { color: var(--green); font-style: normal; }
.snapshot-terminal li span { font-size: 13px; font-weight: 600; }
.snapshot-terminal li code { color: #8a8a90; font-size: 10px; }
.snapshot-ready { display: flex; align-items: center; gap: 10px; padding: 17px 20px; border-top: 1px solid #252529; background: #0f0f12; color: #a7a7ac; font: 600 10px/1 ui-monospace, monospace; }
.snapshot-ready span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 9px var(--green); }

.agent-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 70px; }
.agent-card { min-height: 280px; display: flex; flex-direction: column; padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(150deg, rgba(255,255,255,.025), transparent 44%), var(--surface); transition: transform .35s var(--ease), border-color .35s ease, background-color .35s ease; }
.agent-card:hover { transform: translateY(-5px); border-color: var(--line-strong); background-color: var(--surface-2); }
.agent-card > span, .agent-card > small { color: var(--blue-bright); font: 700 9px/1.35 ui-monospace, monospace; letter-spacing: .1em; }
.agent-card h3 { margin-top: 28px; font-size: 24px; letter-spacing: -.035em; }
.agent-card p { margin-top: 14px; color: var(--muted); font-size: 14px; line-height: 1.65; }
.agent-card > small { margin-top: auto; padding-top: 28px; color: var(--dim); }

.architecture { border-block: 1px solid var(--line); background: #000000; }
.architecture-grid { display: grid; grid-template-columns: .84fr 1.16fr; gap: clamp(60px, 10vw, 140px); align-items: center; }
.architecture-copy p { margin-top: 26px; color: var(--muted); font-size: 17px; line-height: 1.7; }
.architecture-copy a { display: inline-flex; gap: 10px; margin-top: 34px; color: var(--text); font-size: 13px; font-weight: 650; text-underline-offset: 5px; }
.architecture-copy a span { color: var(--blue-bright); }
.architecture-stack { display: grid; gap: 8px; }
.architecture-stack > div { position: relative; padding: 24px 26px; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
.architecture-stack > div::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 2px; background: var(--blue); opacity: calc(.25 + var(--stack-index, 0) * .2); }
.architecture-stack span { color: var(--blue-bright); font: 700 9px/1.2 ui-monospace, monospace; letter-spacing: .12em; }
.architecture-stack strong { display: block; margin-top: 7px; font-size: 15px; }
.architecture-stack small { display: block; margin-top: 5px; color: var(--dim); font-size: 11px; }
.architecture-stack > div:nth-child(2) { margin-inline: 12px; }
.architecture-stack > div:nth-child(3) { margin-inline: 24px; }
.architecture-stack > div:nth-child(4) { margin-inline: 36px; }

.closing { text-align: center; }
.closing > img { width: 74px; height: 74px; margin: 0 auto 28px; border: 1px solid var(--line); border-radius: 18px; }
.closing .eyebrow { justify-content: center; }
.closing h2 { max-width: 930px; margin-inline: auto; }
.closing > p:not(.eyebrow) { margin-top: 25px; color: var(--muted); font-size: 18px; }
.closing .hero-actions { justify-content: center; }
footer { border-top: 1px solid var(--line); }
.footer-inner { min-height: 110px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; color: var(--dim); font-size: 11px; }
.footer-inner > div { display: flex; align-items: baseline; gap: 10px; }
.footer-inner strong { color: var(--text); font-size: 14px; }
.footer-inner a { justify-self: end; text-underline-offset: 4px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.delay-one { transition-delay: .1s; }.delay-two { transition-delay: .2s; }

@media (max-width: 900px) {
	.site-header nav { display: none; }
	.hero { padding-top: 132px; gap: 58px; }
	.stage-card-top { right: 12px; }.stage-card-bottom { left: 12px; }
	.thesis-grid, .snapshot-grid, .architecture-grid { grid-template-columns: 1fr; }
	.tab-panel { grid-template-columns: 1fr; }
	.panel-copy { border-right: 0; border-bottom: 1px solid var(--line); }
	.workflow-track { grid-template-columns: repeat(2, 1fr); row-gap: 52px; }
	.workflow-track::before { display: none; }
	.agent-grid { grid-template-columns: repeat(2, 1fr); }
	.footer-inner { grid-template-columns: 1fr; padding-block: 28px; text-align: center; }
	.footer-inner > div { justify-content: center; }.footer-inner a { justify-self: center; }
}

@media (max-width: 620px) {
	.shell { width: min(calc(100% - 32px), var(--shell)); }
	.section { padding-block: 88px; }
	.nav-inner { min-height: 66px; }
	.brand span { font-size: 18px; }
	.brand small { font-size: 12px; }
	.nav-cta { padding: 8px 12px; }
	.hero { min-height: auto; padding-top: 114px; padding-bottom: 76px; }
	.hero h1 { font-size: clamp(43px, 13vw, 58px); }
	.hero-lede { font-size: 18px; }
	.product-reveal { margin-top: -20px; padding-bottom: 88px; }
	.product-reveal-shell { padding: 12px 12px 24px; border-radius: 22px; }
	.product-reveal-label { padding-bottom: 9px; font-size: 8px; }
	.product-reveal-label small { display: none; }
	.product-reveal-media { margin-top: 14px; }
	.button { width: 100%; }
	.signal-row { display: grid; }
	.window-bar { grid-template-columns: 1fr auto; }
	.window-bar > span:nth-child(2) { display: none; }
	.stage-card { display: none; }
	.thesis h2, .section-heading h2, .snapshot h2, .architecture h2, .closing h2 { font-size: 39px; }
	.contrast-strip { grid-template-columns: 1fr; }
	.contrast-arrow { min-height: 54px; border: 0; border-block: 1px solid var(--line); transform: rotate(90deg); }
	.tab-list { grid-template-columns: 1fr; }
	.tab-list button { border-right: 0; border-bottom: 1px solid var(--line); }
	.tab-list button:last-child { border-bottom: 0; }
	.tab-list button::after { left: 0; right: auto; top: 12px; bottom: 12px; width: 2px; height: auto; transform: scaleY(0); }
	.tab-list button[aria-selected="true"]::after { transform: scaleY(1); }
	.panel-copy { padding: 34px 26px; }
	.editor-demo, .graph-demo, .agent-console { margin: 16px; }
	.editor-demo pre { min-height: 180px; padding: 22px 18px; font-size: 11px; }
	.graph-demo { min-height: 0; padding: 16px; }
	.graph-provenance { min-height: 388px; }
	.graph-provenance-head { grid-template-columns: 1fr auto; }
	.graph-provenance-head > strong { display: none; }
	.graph-hypothesis, .graph-result { width: 94%; }
	.graph-evidence-card { padding: 9px 10px; }
	.graph-evidence-update span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
	.agent-run { grid-template-columns: auto 1fr; }
	.agent-run b { grid-column: 2; }
	.workflow-track { grid-template-columns: 1fr; }
	.agent-grid { grid-template-columns: 1fr; }
	.snapshot-terminal li { grid-template-columns: auto 1fr; padding-block: 10px; }
	.snapshot-terminal li code { grid-column: 2; }
	.architecture-stack > div:nth-child(n) { margin-inline: 0; }
}

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
	.reveal { opacity: 1; transform: none; }
	#axiom-field { opacity: .42; }
}