:root {
  --ink: #f2f6f4;
  --muted: #9aa9a5;
  --dim: #84938f;
  --bg: #071013;
  --bg-deep: #040a0c;
  --panel: #0c171a;
  --panel-2: #101d20;
  --line: rgba(190, 220, 211, 0.14);
  --line-strong: rgba(190, 220, 211, 0.25);
  --teal: #64e2c6;
  --teal-bright: #9df5e1;
  --blue: #78aef7;
  --violet: #a890f5;
  --amber: #f4c66b;
  --coral: #ff8d7a;
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 15px;
  --content: 1240px;
  --font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% -10%, rgba(68, 185, 164, 0.11), transparent 33rem),
    radial-gradient(circle at 92% 16%, rgba(97, 132, 202, 0.09), transparent 30rem),
    var(--bg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0.17;
  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: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

a { color: inherit; }
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 4px;
}

img { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-160%);
  padding: 10px 14px;
  border-radius: 10px;
  color: #03100c;
  background: var(--teal-bright);
  font-weight: 750;
  text-decoration: none;
}

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

.site-shell { min-height: 100vh; overflow: clip; }

.site-header {
  position: relative;
  z-index: 40;
  width: min(calc(100% - 32px), var(--content));
  margin: 18px auto 0;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 12px 14px 12px 20px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(6, 14, 16, 0.98);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.23);
}

.brand-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  color: var(--teal);
  filter: drop-shadow(0 0 16px rgba(100, 226, 198, 0.26));
}

.brand-mark circle { fill: rgba(100,226,198,.08); stroke: currentColor; stroke-width: 1.4; }
.brand-mark path { fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.brand-mark.small { width: 34px; height: 34px; }

.brand-copy { display: grid; line-height: 1.08; }
.brand-copy strong { font-size: .98rem; letter-spacing: .01em; }
.brand-copy span { margin-top: 4px; color: var(--muted); font-size: .69rem; letter-spacing: .12em; text-transform: uppercase; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  padding: 10px 12px;
  border-radius: 11px;
  color: var(--muted);
  font-size: .84rem;
  font-weight: 650;
  text-decoration: none;
  transition: color .18s ease, background .18s ease, transform .18s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] { color: var(--ink); background: rgba(255,255,255,.055); }
.site-nav a:hover { transform: translateY(-1px); }
.site-nav .open-app-link { margin-left: 8px; color: #05110d; background: var(--teal); }
.site-nav .open-app-link:hover { color: #05110d; background: var(--teal-bright); }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--ink);
  background: var(--panel);
}

.nav-toggle > span:not(.sr-only) { display: block; height: 1px; margin: 4px 0; background: currentColor; }

.site-main { width: min(calc(100% - 32px), var(--content)); margin: 0 auto; }

.eyebrow {
  margin: 0 0 18px;
  color: var(--teal);
  font-size: .7rem;
  line-height: 1.4;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}

h1, h2, h3, p { margin-top: 0; }
h1, h2 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -.045em;
}

h1 { margin-bottom: 28px; font-size: clamp(4rem, 7.8vw, 7.6rem); line-height: .91; }
h2 { margin-bottom: 24px; font-size: clamp(2.5rem, 5.2vw, 5rem); line-height: .98; }
h3 { line-height: 1.2; }

.lede {
  max-width: 670px;
  margin-bottom: 32px;
  color: #c3ceca;
  font-size: clamp(1.08rem, 1.6vw, 1.28rem);
  line-height: 1.62;
}

.hero {
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(480px, .92fr);
  align-items: center;
  gap: clamp(40px, 5vw, 86px);
  padding: 86px 0 100px;
}

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

.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 11px; }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: .87rem;
  font-weight: 760;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
}

.button:hover { transform: translateY(-2px); }
.button.primary { color: #04110d; background: var(--teal); box-shadow: 0 10px 30px rgba(100,226,198,.13); }
.button.primary:hover { background: var(--teal-bright); }
.button.secondary { color: var(--ink); border-color: var(--line-strong); background: rgba(255,255,255,.025); }
.button.secondary:hover { border-color: rgba(100,226,198,.45); background: rgba(100,226,198,.06); }
.button.text { min-height: auto; padding: 8px 2px; color: var(--teal); border: 0; background: none; }

.status-line {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 25px 0 0;
  color: var(--muted);
  font-size: .77rem;
}

.status-line > span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 5px rgba(244,198,107,.09);
}

.hero-workflow {
  position: relative;
  min-height: 570px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 50%, rgba(100,226,198,.13), transparent 26%),
    linear-gradient(145deg, rgba(17,31,34,.96), rgba(6,14,16,.92));
  box-shadow: inset 0 1px rgba(255,255,255,.025), 0 30px 70px rgba(0,0,0,.23);
}

.hero-workflow::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(197,224,216,.18) .7px, transparent .7px);
  background-size: 22px 22px;
  mask-image: radial-gradient(circle, black, transparent 77%);
  opacity: .38;
}

.workflow-orbit {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  width: 360px;
  height: 360px;
  transform: translate(-50%,-50%) rotate(-8deg);
  border: 1px dashed rgba(100,226,198,.23);
  border-radius: 50%;
}

.workflow-core {
  position: absolute;
  z-index: 5;
  top: 50%;
  left: 50%;
  width: 176px;
  height: 176px;
  transform: translate(-50%,-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(100,226,198,.48);
  border-radius: 50%;
  background: #091719;
  box-shadow: 0 0 0 14px rgba(100,226,198,.035), 0 0 80px rgba(100,226,198,.16);
  text-align: center;
}

.workflow-core span, .workflow-core small { color: var(--muted); font-size: .64rem; text-transform: uppercase; letter-spacing: .11em; }
.workflow-core strong { margin: 4px 0; font-family: var(--font-display); font-size: 1.55rem; font-weight: 500; }

.workflow-node {
  position: absolute;
  z-index: 4;
  width: 205px;
  padding: 16px;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: rgba(12,23,26,.93);
  box-shadow: 0 18px 35px rgba(0,0,0,.24);
}

.workflow-node small { display: block; margin-bottom: 7px; color: var(--teal); font-size: .62rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.workflow-node strong { display: block; font-size: .88rem; line-height: 1.28; }
.workflow-node span { display: block; margin-top: 7px; color: var(--muted); font-size: .68rem; }
.node-work { top: 52px; left: 34px; }
.node-memory { top: 50px; right: 34px; }
.node-agent { bottom: 52px; left: 34px; }
.node-proof { right: 34px; bottom: 52px; }
.node-work { border-color: rgba(120,174,247,.45); }
.node-memory { border-color: rgba(168,144,245,.43); }
.node-agent { border-color: rgba(244,198,107,.42); }
.node-proof { border-color: rgba(100,226,198,.46); }

.workflow-lines { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; }
.workflow-lines path { fill: none; stroke: rgba(100,226,198,.45); stroke-width: 1.2; stroke-dasharray: 5 7; }

.section {
  position: relative;
  padding: clamp(88px, 11vw, 150px) 0;
  border-top: 1px solid var(--line);
}

.section-heading { max-width: 820px; margin-bottom: 52px; }
.section-heading.narrow { max-width: 910px; }
.section-heading > p:not(.eyebrow) { max-width: 700px; color: var(--muted); font-size: 1.03rem; }
.section-heading strong { color: var(--ink); }

.problem-section {
  min-height: 720px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, .65fr);
  align-items: center;
  gap: 80px;
}

.problem-section .section-heading { margin: 0; }
.problem-section .section-heading > p:not(.eyebrow) { max-width: 760px; color: #b7c3bf; font-size: 1.12rem; line-height: 1.72; }

.fragment-diagram {
  min-height: 430px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-content: center;
  gap: 18px;
  padding: 35px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, rgba(16,29,32,.8), rgba(6,14,16,.65));
}

.fragment-diagram span,
.fragment-diagram strong {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 72px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255,255,255,.025);
  font-size: .79rem;
}

.fragment-diagram span:nth-child(1) { border-color: rgba(120,174,247,.36); }
.fragment-diagram span:nth-child(2) { border-color: rgba(168,144,245,.36); }
.fragment-diagram span:nth-child(3) { border-color: rgba(244,198,107,.36); }
.fragment-diagram span:nth-child(4) { border-color: rgba(255,141,122,.36); }
.fragment-diagram strong { grid-column: 1 / -1; min-height: 100px; color: #06110e; background: var(--teal); font-family: var(--font-display); font-size: 1.4rem; font-weight: 500; }

.model-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.model-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(16,29,32,.88), rgba(8,17,19,.75));
  transition: transform .2s ease, border-color .2s ease;
}
.model-card:hover { transform: translateY(-4px); }
.model-card > span { color: var(--dim); font-size: .67rem; font-weight: 800; letter-spacing: .12em; }
.model-card h3 { margin: auto 0 18px; font-family: var(--font-display); font-size: 2.35rem; font-weight: 500; letter-spacing: -.03em; }
.model-card p { color: #bec9c5; font-size: 1rem; }
.model-card small { margin-top: auto; color: var(--muted); font-size: .7rem; letter-spacing: .07em; text-transform: uppercase; }
.model-card.work { border-color: rgba(120,174,247,.28); }
.model-card.memory { border-color: rgba(168,144,245,.28); }
.model-card.relationships { border-color: rgba(100,226,198,.28); }
.model-card.work h3 { color: var(--blue); }
.model-card.memory h3 { color: #b7a6fa; }
.model-card.relationships h3 { color: var(--teal); }
.section-refrain { margin: 38px 0 0; color: var(--muted); text-align: center; font-size: .86rem; letter-spacing: .06em; }

.loop-section { display: grid; grid-template-columns: minmax(0, .9fr) minmax(500px, 1.1fr); align-items: center; gap: clamp(50px, 7vw, 100px); }
.loop-section .section-heading { margin-bottom: 36px; }
.loop-steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.loop-steps li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.loop-steps > li > span { color: var(--teal); font-size: .65rem; font-weight: 800; letter-spacing: .1em; }
.loop-steps strong { display: block; margin-bottom: 3px; font-size: .86rem; }
.loop-steps p { margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.5; }
.loop-caption { margin: 24px 0 0; color: var(--ink); font-family: var(--font-display); font-size: 1.15rem; }

.product-shot {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(0,0,0,.28);
}
.shot-chrome { height: 42px; display: flex; align-items: center; gap: 7px; padding: 0 14px; border-bottom: 1px solid var(--line); background: #0a1315; }
.shot-chrome > span { width: 7px; height: 7px; border-radius: 50%; background: #31413d; }
.shot-chrome small { margin-left: auto; color: var(--dim); font-size: .58rem; letter-spacing: .06em; text-transform: uppercase; }
.product-shot img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; object-position: top left; background: #090d10; }
.product-shot figcaption { padding: 23px 25px 25px; }
.product-shot figcaption > span { display: block; margin-bottom: 7px; color: var(--teal); font-size: .61rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.product-shot figcaption strong { display: block; margin-bottom: 8px; font-family: var(--font-display); font-size: 1.35rem; font-weight: 500; }
.product-shot figcaption p { margin: 0; color: var(--muted); font-size: .78rem; }
.product-shot.portrait img { aspect-ratio: 4 / 3; }

.benchmark-section { overflow: hidden; }
.benchmark-section::before { content: ""; position: absolute; width: 600px; height: 600px; top: -220px; right: -160px; border-radius: 50%; background: rgba(100,226,198,.08); filter: blur(90px); }
.benchmark-intro { position: relative; max-width: 850px; }
.benchmark-intro > p:not(.eyebrow) { max-width: 740px; color: #b5c2be; font-size: 1.05rem; }
.benchmark-result { margin-top: 24px; padding-left: 18px; border-left: 2px solid var(--teal); }
.benchmark-result strong { color: var(--teal-bright); }
.metric-grid { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 56px; }
.metric-grid article { min-height: 230px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12,23,26,.78); }
.metric-grid small { display: block; color: var(--muted); font-size: .66rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.metric-grid strong { display: flex; align-items: baseline; gap: 11px; margin: 42px 0 18px; color: var(--teal-bright); font-family: var(--font-display); font-size: clamp(1.8rem,3.1vw,3rem); font-weight: 500; letter-spacing: -.04em; }
.metric-grid strong span { color: var(--muted); font-size: .66em; text-decoration: line-through; text-decoration-thickness: 1px; }
.metric-grid strong b { color: var(--dim); font-family: var(--font-sans); font-size: .46em; }
.metric-grid p { margin: 0; color: var(--dim); font-size: .74rem; }
.evidence-note { margin-top: 18px; border: 1px solid var(--line); border-radius: 15px; background: rgba(7,16,19,.72); }
.evidence-note summary { padding: 16px 18px; color: var(--muted); cursor: pointer; font-size: .78rem; font-weight: 700; }
.evidence-note > div { padding: 0 18px 18px; columns: 2; column-gap: 44px; }
.evidence-note p { break-inside: avoid; color: var(--muted); font-size: .76rem; }
.evidence-note a { color: var(--teal); text-decoration: none; }
.evidence-note code { color: var(--teal-bright); }

.self-hosted-section { display: grid; grid-template-columns: .75fr 1.25fr; align-items: center; gap: 80px; }
.self-hosted-section .section-heading { margin-bottom: 28px; }
.caveat { padding: 16px 0 16px 18px; border-left: 2px solid var(--amber); color: var(--muted); font-size: .82rem; }
.architecture-diagram { position: relative; min-height: 500px; border: 1px solid var(--line); border-radius: var(--radius-xl); overflow: hidden; background: linear-gradient(145deg, rgba(16,29,32,.86), rgba(5,12,14,.85)); }
.architecture-diagram::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(100,226,198,.22) .7px, transparent .7px); background-size: 20px 20px; opacity: .22; mask-image: radial-gradient(circle at 70% 50%, black, transparent 72%); }
.arch-client, .arch-server { position: absolute; z-index: 2; padding: 18px; border: 1px solid var(--line-strong); border-radius: 16px; background: rgba(9,20,22,.94); }
.arch-client { left: 36px; width: 230px; }
.arch-client.human { top: 66px; border-color: rgba(120,174,247,.42); }
.arch-client.agent { bottom: 66px; border-color: rgba(244,198,107,.42); }
.arch-client small, .arch-server > span { display: block; color: var(--muted); font-size: .6rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.arch-client strong { display: block; margin: 7px 0; font-size: .86rem; }
.arch-client span { color: var(--dim); font-size: .68rem; }
.arch-server { top: 50%; right: 42px; width: 340px; min-height: 250px; transform: translateY(-50%); display: flex; flex-direction: column; justify-content: center; border-color: rgba(100,226,198,.5); box-shadow: 0 0 70px rgba(100,226,198,.09); }
.arch-server > strong { display: block; margin: 12px 0 32px; font-family: var(--font-display); font-size: 2rem; font-weight: 500; }
.arch-server > div { display: grid; grid-template-columns: repeat(3,1fr); gap: 7px; }
.arch-server i { padding: 10px 5px; border: 1px solid var(--line); border-radius: 9px; color: var(--muted); font-size: .6rem; font-style: normal; text-align: center; }
.architecture-diagram > svg { position: absolute; z-index: 1; inset: 0; width: 100%; height: 100%; }
.architecture-diagram > svg path { fill: none; stroke: rgba(100,226,198,.42); stroke-width: 1.5; stroke-dasharray: 5 8; }

.capability-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }
.capability-grid article { min-height: 270px; display: flex; flex-direction: column; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12,23,26,.6); }
.capability-grid article > span { color: var(--teal); font-size: .61rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.capability-grid h3 { margin: 42px 0 12px; font-family: var(--font-display); font-size: 1.55rem; font-weight: 500; }
.capability-grid p { color: var(--muted); font-size: .78rem; }
.capability-grid a { margin-top: auto; color: var(--teal); font-size: .73rem; font-weight: 700; text-decoration: none; }
.capability-grid .inventory-last { border-style: dashed; opacity: .78; }

.status-split { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; }
.status-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.status-columns article { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12,23,26,.62); }
.status-columns strong { display: block; margin-bottom: 24px; color: var(--teal); font-size: .7rem; letter-spacing: .11em; text-transform: uppercase; }
.status-columns article:last-child strong { color: var(--amber); }
.status-columns ul { margin: 0; padding: 0; list-style: none; }
.status-columns li { position: relative; padding: 12px 0 12px 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: .76rem; }
.status-columns li::before { content: ""; position: absolute; top: 20px; left: 2px; width: 7px; height: 7px; border: 1px solid currentColor; border-radius: 50%; }

.final-cta { min-height: 620px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.final-cta h2 { max-width: 940px; }
.final-cta > p:not(.eyebrow) { max-width: 650px; color: var(--muted); }
.final-cta .cta-row { justify-content: center; margin-top: 24px; }

.page-hero { max-width: 1040px; padding: 130px 0 120px; }
.page-hero h1 { font-size: clamp(4rem, 8.2vw, 7.7rem); }
.page-hero .lede { max-width: 760px; }

.method-section, .docs-roadmap { display: grid; grid-template-columns: .7fr 1.3fr; align-items: start; gap: 80px; }
.sticky-heading { position: sticky; top: 126px; }
.method-list, .doc-groups { border-top: 1px solid var(--line); }
.method-list article, .doc-groups article { display: grid; grid-template-columns: 58px 1fr; gap: 24px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.method-list > article > span, .doc-groups > article > span { color: var(--teal); font-size: .7rem; font-weight: 800; letter-spacing: .1em; }
.method-list h3, .doc-groups h3 { margin: 0 0 9px; font-family: var(--font-display); font-size: 1.55rem; font-weight: 500; }
.method-list p, .doc-groups p { margin: 0; color: var(--muted); font-size: .82rem; }
.doc-groups small { color: var(--teal); font-size: .59rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.doc-groups em { display: block; margin-top: 12px; color: var(--dim); font-size: .7rem; font-style: normal; }

.evidence-flow { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; }
.guardrail-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; }
.guardrail-grid article { padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: rgba(12,23,26,.62); }
.guardrail-grid article:last-child { grid-column: 1 / -1; }
.guardrail-grid strong { color: var(--teal); font-size: .75rem; }
.guardrail-grid p { margin: 6px 0 0; color: var(--muted); font-size: .7rem; }
.evidence-flow > .loop-steps { align-self: center; }
.plain-list { margin: 25px 0; padding: 0; list-style: none; }
.plain-list li { padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .78rem; }

.shot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.demo-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: end; }
.demo-intro > div:first-child p { max-width: 620px; color: var(--muted); }
.demo-facts { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; }
.demo-facts span { display: flex; align-items: baseline; gap: 9px; padding: 18px; border: 1px solid var(--line); border-radius: 14px; color: var(--muted); font-size: .7rem; }
.demo-facts strong { color: var(--teal); font-family: var(--font-display); font-size: 2rem; font-weight: 500; }

.demo-scenes { width: min(calc(100% - 32px), var(--content)); margin: 0 auto; }
.demo-scene { min-height: 820px; display: grid; grid-template-columns: .62fr 1.38fr; align-items: center; gap: 70px; padding: 100px 0; border-top: 1px solid var(--line); }
.scene-copy > span { display: block; margin-bottom: 70px; color: var(--teal); font-size: .7rem; font-weight: 800; letter-spacing: .12em; }
.scene-copy h2 { font-size: clamp(2.5rem,4.4vw,4.2rem); }
.scene-copy > p:not(.eyebrow) { color: var(--muted); }
.scene-copy > a { display: inline-block; margin-top: 18px; color: var(--teal); font-size: .76rem; font-weight: 700; text-decoration: none; }
.product-shot.demo figcaption { display: grid; grid-template-columns: 150px 1fr; column-gap: 20px; }
.product-shot.demo figcaption > span { grid-column: 1; }
.product-shot.demo figcaption > strong { grid-column: 1; }
.product-shot.demo figcaption > p { grid-column: 2; grid-row: 1 / 3; align-self: center; }

.context-pack-card { padding: 30px; border: 1px solid rgba(244,198,107,.35); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(25,28,22,.88), rgba(9,17,17,.95)); box-shadow: 0 25px 70px rgba(0,0,0,.25); }
.context-head { display: flex; justify-content: space-between; gap: 20px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.context-head span { color: var(--amber); font-size: .62rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.context-head strong { font-size: .76rem; }
.context-budget { position: relative; margin: 24px 0; padding-bottom: 14px; }
.context-budget > span { color: var(--muted); font-size: .64rem; }
.context-budget > strong { float: right; font-size: .7rem; }
.context-budget > i { position: absolute; left: 0; right: 0; bottom: 0; height: 4px; border-radius: 99px; background: linear-gradient(90deg,var(--amber) var(--fill),rgba(255,255,255,.06) var(--fill)); }
.context-pack-card ul { margin: 0; padding: 0; list-style: none; }
.context-pack-card li { display: grid; grid-template-columns: 160px 1fr; gap: 22px; padding: 15px 0; border-top: 1px solid var(--line); }
.context-pack-card li b { color: var(--muted); font-size: .68rem; font-weight: 600; }
.context-pack-card li span { font-size: .74rem; }
.context-pack-card > small { display: block; margin-top: 20px; color: var(--dim); font-size: .64rem; }
.context-pack-card.compact { max-width: 620px; margin: 0 auto; }
.demo-boundary { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.demo-boundary > div:last-child { padding: 30px; border: 1px dashed var(--line-strong); border-radius: var(--radius-lg); }
.demo-boundary ul { color: var(--muted); font-size: .82rem; }

.maturity-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.maturity-grid article { min-height: 330px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12,23,26,.64); }
.maturity-grid h2 { margin-top: 70px; font-size: 2.3rem; }
.maturity-grid article > p:last-child { color: var(--muted); font-size: .82rem; }
.status-ledger { display: grid; grid-template-columns: .65fr 1.35fr; gap: 80px; }
.ledger-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.ledger-list li { position: relative; display: grid; grid-template-columns: .75fr 1.25fr; gap: 24px; padding: 22px 0 22px 35px; border-bottom: 1px solid var(--line); }
.ledger-list li::before { content: ""; position: absolute; top: 29px; left: 4px; width: 9px; height: 9px; border: 1px solid var(--teal); border-radius: 50%; }
.ledger-list.pending li::before { border-radius: 2px; border-color: var(--amber); }
.ledger-list strong { font-size: .8rem; }
.ledger-list span { color: var(--muted); font-size: .76rem; }
.release-gate { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; }
.release-gate ol { margin: 0; padding: 0; list-style: none; counter-reset: gate; }
.release-gate li { counter-increment: gate; position: relative; padding: 17px 0 17px 50px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .8rem; }
.release-gate li::before { content: counter(gate, decimal-leading-zero); position: absolute; left: 0; color: var(--teal); font-weight: 800; font-size: .66rem; }

.evidence-doc { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 80px; }
.evidence-code { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: #081214; }
.evidence-code p { display: grid; grid-template-columns: 130px 1fr; gap: 20px; margin: 0; padding: 15px 18px; border-bottom: 1px solid var(--line); }
.evidence-code p:last-child { border-bottom: 0; }
.evidence-code strong { color: var(--teal); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .66rem; }
.evidence-code span { color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .67rem; }

.release-shape { display: grid; grid-template-columns: .72fr 1.28fr; gap: 70px; }
.release-cards { display: grid; gap: 12px; }
.release-cards article { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12,23,26,.62); }
.release-cards span { color: var(--teal); font-size: .6rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.release-cards h3 { margin: 10px 0; font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; }
.release-cards p { margin: 0; color: var(--muted); font-size: .76rem; }
.no-download { min-height: 520px; display: flex; align-items: center; justify-content: center; text-align: center; }
.no-download > div { max-width: 720px; }
.no-download span { display: block; color: var(--amber); font-size: 3rem; }
.no-download h2 { font-size: 3.7rem; }
.no-download p { color: var(--muted); }

.contact-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.contact-grid article { min-height: 390px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(12,23,26,.68); }
.contact-grid article > span { color: var(--teal); font-size: .62rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.contact-grid h2 { margin-top: 80px; font-size: 2.1rem; }
.contact-grid p { color: var(--muted); font-size: .8rem; }
.contact-grid a { margin-top: auto; color: var(--teal); font-size: .76rem; font-weight: 700; text-decoration: none; }
.contact-note { text-align: center; }
.contact-note p { color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; }
.contact-note a { display: block; color: var(--teal); font-family: var(--font-display); font-size: clamp(2rem,5vw,4.6rem); text-decoration: none; }
.contact-note span { display: block; margin-top: 18px; color: var(--dim); font-size: .72rem; }

.deep-proof { display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 70px; }
.deep-points { border-top: 1px solid var(--line); }
.deep-points article { display: grid; grid-template-columns: 42px 1fr; column-gap: 16px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.deep-points span { grid-row: 1 / 3; color: var(--teal); font-size: .64rem; font-weight: 800; }
.deep-points h2 { margin: 0 0 5px; font-family: var(--font-sans); font-size: .88rem; font-weight: 750; letter-spacing: 0; }
.deep-points p { margin: 0; color: var(--muted); font-size: .76rem; }
.inventory-hold { max-width: 880px; text-align: center; margin: 0 auto; }
.inventory-hold p:last-child { color: var(--muted); }

.site-footer {
  width: min(calc(100% - 32px), var(--content));
  margin: 0 auto 20px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 80px;
  padding: 55px 0 24px;
  border-top: 1px solid var(--line);
}
.footer-brand-block p { max-width: 360px; margin: 25px 0 0; color: var(--muted); font-size: .78rem; }
.footer-links { display: grid; grid-template-columns: repeat(3,1fr); gap: 30px; }
.footer-links nav { display: flex; flex-direction: column; gap: 9px; }
.footer-links strong { margin-bottom: 8px; color: var(--ink); font-size: .66rem; letter-spacing: .1em; text-transform: uppercase; }
.footer-links a { color: var(--muted); font-size: .74rem; text-decoration: none; }
.footer-links a:hover { color: var(--teal); }
.footer-meta { grid-column: 1 / -1; margin: 35px 0 0; padding-top: 20px; border-top: 1px solid var(--line); color: var(--dim); font-size: .64rem; }

@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .home-hero .hero-copy { max-width: 800px; }
  .hero-workflow { min-height: 600px; }
  .loop-section, .self-hosted-section, .status-split, .method-section, .docs-roadmap, .evidence-flow, .status-ledger, .release-gate, .evidence-doc, .release-shape, .deep-proof { grid-template-columns: 1fr; }
  .sticky-heading { position: static; }
  .capability-grid { grid-template-columns: 1fr 1fr; }
  .loop-section .product-shot { max-width: 800px; }
  .self-hosted-section .architecture-diagram { min-height: 480px; }
  .demo-scene { grid-template-columns: 1fr; min-height: auto; }
  .scene-copy { max-width: 720px; }
  .scene-copy > span { margin-bottom: 35px; }
}

@media (max-width: 860px) {
  .site-header { min-height: 66px; }
  .nav-toggle { display: block; margin-left: auto; }
  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(6,14,16,.98);
    box-shadow: 0 22px 50px rgba(0,0,0,.4);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 13px 14px; }
  .site-nav .open-app-link { margin: 6px 0 0; text-align: center; }
  body.nav-open { overflow: hidden; }
  h1 { font-size: clamp(3.7rem,14vw,6.2rem); }
  .page-hero h1 { font-size: clamp(3.5rem,13vw,6rem); }
  .problem-section, .demo-intro, .demo-boundary { grid-template-columns: 1fr; }
  .fragment-diagram { min-height: 360px; }
  .model-grid, .metric-grid, .maturity-grid, .contact-grid { grid-template-columns: 1fr; }
  .model-card { min-height: 280px; }
  .metric-grid article { min-height: 190px; }
  .metric-grid strong { margin-top: 30px; }
  .shot-grid { grid-template-columns: 1fr; }
  .evidence-note > div { columns: 1; }
  .site-footer { grid-template-columns: 1fr; gap: 50px; }
  .status-columns { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  body { font-size: 15px; }
  .site-header { width: min(calc(100% - 20px), var(--content)); margin-top: 10px; padding: 10px 10px 10px 14px; border-radius: 17px; }
  .brand-mark { width: 34px; height: 34px; }
  .brand-copy strong { font-size: .9rem; }
  .brand-copy span { font-size: .6rem; }
  .site-main, .site-footer, .demo-scenes { width: min(calc(100% - 24px), var(--content)); }
  .hero { padding: 80px 0 70px; gap: 50px; }
  h1 { margin-bottom: 22px; font-size: clamp(3.35rem,16.8vw,5.25rem); line-height: .92; }
  h2 { font-size: clamp(2.35rem,12vw,3.6rem); }
  .lede { font-size: 1rem; }
  .cta-row { align-items: stretch; }
  .button { width: 100%; }
  .button.text { width: auto; }
  .status-line { align-items: flex-start; line-height: 1.45; }
  .status-line > span { margin-top: 5px; flex: 0 0 auto; }
  .hero-workflow { min-height: 630px; border-radius: 24px; }
  .workflow-node { width: calc(50% - 28px); padding: 13px; }
  .node-work, .node-agent { left: 16px; }
  .node-memory, .node-proof { right: 16px; }
  .node-work, .node-memory { top: 25px; }
  .node-agent, .node-proof { bottom: 25px; }
  .workflow-core { width: 155px; height: 155px; }
  .workflow-orbit { width: 290px; height: 290px; }
  .workflow-lines { display: none; }
  .section { padding: 88px 0; }
  .problem-section { min-height: auto; gap: 45px; }
  .fragment-diagram { min-height: 330px; padding: 18px; gap: 10px; }
  .model-card { min-height: 250px; padding: 23px; }
  .loop-section { gap: 50px; }
  .shot-chrome small { display: none; }
  .product-shot figcaption { padding: 18px; }
  .product-shot figcaption strong { font-size: 1.2rem; }
  .architecture-diagram { min-height: 620px; }
  .arch-client { left: 22px; right: 22px; width: auto; }
  .arch-client.human { top: 28px; }
  .arch-client.agent { top: 156px; bottom: auto; }
  .arch-server { top: auto; right: 22px; bottom: 28px; left: 22px; width: auto; min-height: 270px; transform: none; }
  .architecture-diagram > svg { display: none; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-grid article { min-height: 230px; }
  .status-columns article { padding: 20px; }
  .final-cta { min-height: 560px; }
  .page-hero { padding: 95px 0 90px; }
  .method-list article, .doc-groups article { grid-template-columns: 38px 1fr; gap: 12px; }
  .guardrail-grid { grid-template-columns: 1fr; }
  .guardrail-grid article:last-child { grid-column: auto; }
  .demo-facts { grid-template-columns: 1fr; }
  .demo-scene { padding: 80px 0; gap: 45px; }
  .product-shot.demo figcaption { display: block; }
  .context-pack-card { padding: 20px; }
  .context-head { flex-direction: column; gap: 5px; }
  .context-pack-card li { grid-template-columns: 1fr; gap: 4px; }
  .ledger-list li { grid-template-columns: 1fr; gap: 6px; }
  .evidence-code p { grid-template-columns: 1fr; gap: 5px; }
  .contact-note a { font-size: 1.65rem; }
  .footer-links { grid-template-columns: 1fr 1fr; row-gap: 35px; }
}

@media (prefers-reduced-motion: no-preference) {
  .workflow-orbit { animation: orbit-drift 24s linear infinite; }
  .workflow-core { animation: core-breathe 5s ease-in-out infinite; }
  .workflow-node { animation: node-float 7s ease-in-out infinite; }
  .node-memory { animation-delay: -1.7s; }
  .node-agent { animation-delay: -3.4s; }
  .node-proof { animation-delay: -5.1s; }
}

@keyframes orbit-drift { to { transform: translate(-50%,-50%) rotate(352deg); } }
@keyframes core-breathe { 50% { box-shadow: 0 0 0 18px rgba(100,226,198,.025), 0 0 95px rgba(100,226,198,.2); } }
@keyframes node-float { 50% { translate: 0 -5px; } }

@media print {
  .site-header, .site-footer, .cta-row, .nav-toggle { display: none !important; }
  body { color: #111; background: #fff; }
  .site-main { width: 100%; }
  .section, .page-hero { break-inside: avoid; border-color: #ddd; }
}