:root {
  --ink: #07111b;
  --ink-2: #0b1824;
  --panel: #0e2030;
  --paper: #edf4f5;
  --white: #f8fbfc;
  --text: #e8f1f6;
  --muted: #8099aa;
  --line: #20394c;
  --cyan: #6de0ff;
  --mint: #63efc0;
  --amber: #f7c96b;
  --red: #ff6f6f;
  --display: "Avenir Next Condensed", "Arial Narrow", "PingFang SC", sans-serif;
  --body: "Avenir Next", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", "Roboto Mono", "Courier New", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ink); color: var(--text); font-family: var(--body); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
body::before { position: fixed; inset: 0; z-index: -1; content: ""; opacity: .55; pointer-events: none; background-image: linear-gradient(rgba(109,224,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(109,224,255,.035) 1px,transparent 1px); background-size: 44px 44px; mask-image: radial-gradient(circle at 50% 28%,black,transparent 75%); }
img { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; }
::selection { background: var(--mint); color: var(--ink); }
:focus-visible { outline: 3px solid var(--mint); outline-offset: 4px; }

.skip-link { position: fixed; top: 10px; left: 10px; z-index: 1000; transform: translateY(-150%); border-radius: 999px; background: var(--mint); color: var(--ink); padding: 11px 16px; }
.skip-link:focus { transform: translateY(0); }
.page-shell, .site-header { width: min(1400px, calc(100% - 64px)); margin-inline: auto; }
.scroll-progress { position: fixed; top: 0; left: 0; z-index: 999; width: 100%; height: 3px; pointer-events: none; }
.scroll-progress span { display: block; width: 0; height: 100%; background: linear-gradient(90deg,var(--cyan),var(--mint),var(--amber)); }

.site-header { position: sticky; top: 0; z-index: 100; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 72px; border-bottom: 1px solid var(--line); background: rgba(7,17,27,.88); backdrop-filter: blur(18px); }
.brand { width: max-content; font: 900 24px/1 var(--display); letter-spacing: -.07em; text-decoration: none; }
.brand span { color: var(--mint); }
.system-status { display: flex; align-items: center; gap: 10px; color: var(--muted); font: 9px/1 var(--mono); letter-spacing: .1em; }
.system-status i, .capture-label i { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 6px rgba(99,239,192,.1); }
.site-header nav { display: flex; justify-content: flex-end; gap: 25px; }
.site-header nav a { display: inline-flex; align-items: center; min-height: 44px; color: #a4b6c2; font-size: 12px; text-decoration: none; }
.site-header nav a:last-child { border: 1px solid var(--line); border-radius: 999px; padding: 9px 13px; }

.hero { position: relative; min-height: calc(100svh - 72px); overflow: hidden; background: #020910; }
.capture-frames, .capture-frames img, .hero-shade, .hero-interface { position: absolute; inset: 0; }
.capture-frames img { width: 100%; height: 100%; object-fit: cover; object-position: center 51%; opacity: 0; transform: scale(1.045); transition: opacity 700ms ease, transform 1400ms cubic-bezier(.2,.7,.2,1); }
.capture-frames img.is-active { opacity: .77; transform: scale(1.015); }
.hero-shade { background: linear-gradient(90deg,rgba(2,9,16,.92) 0%,rgba(2,9,16,.68) 38%,rgba(2,9,16,.1) 75%),linear-gradient(0deg,rgba(2,9,16,.78),transparent 55%); }
.hero-interface { width: min(1400px,calc(100% - 64px)); margin-inline: auto; }
.capture-label { position: absolute; top: 26px; right: 0; left: 0; display: flex; justify-content: space-between; align-items: center; color: #a5bdcb; font: 9px/1 var(--mono); letter-spacing: .11em; }
.capture-label span:first-child { display: flex; align-items: center; gap: 10px; }
.hero-copy { position: absolute; bottom: 75px; left: 0; z-index: 3; width: min(900px,70%); }
.eyebrow { margin: 0; color: var(--mint); font: 700 10px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.hero h1 { margin: 24px 0 18px; font: 650 clamp(54px,7.5vw,118px)/.9 var(--display); letter-spacing: -.065em; text-shadow: 0 3px 34px rgba(0,0,0,.45); }
.hero-copy > p:not(.eyebrow) { max-width: 720px; margin: 0; color: #c7d6df; font-size: clamp(17px,1.7vw,24px); line-height: 1.65; }
.hero-link { display: inline-flex; justify-content: space-between; gap: 45px; min-width: 240px; margin-top: 30px; border-bottom: 2px solid var(--mint); padding-bottom: 11px; font-size: 13px; text-decoration: none; }
.hero-link span { color: var(--mint); }
.view-switch { position: absolute; right: 0; bottom: 70px; z-index: 4; display: flex; gap: 8px; }
.view-switch button { display: flex; flex-direction: column; gap: 7px; min-width: 118px; min-height: 74px; border: 1px solid rgba(166,193,209,.45); border-radius: 16px; background: rgba(5,14,23,.7); color: #b8cad5; padding: 13px 16px; text-align: left; cursor: pointer; backdrop-filter: blur(12px); }
.view-switch button span { color: var(--muted); font: 9px/1 var(--mono); }
.view-switch button.is-active { border-color: var(--mint); background: var(--mint); color: var(--ink); }
.view-switch button.is-active span { color: #325f50; }

.capture-callout { position: absolute; z-index: 3; display: flex; gap: 10px; align-items: flex-start; border-left: 1px solid rgba(109,224,255,.65); padding-left: 12px; color: #bed0da; font: 8px/1.55 var(--mono); text-transform: uppercase; text-shadow: 0 2px 10px #000; }
.capture-callout span { color: var(--mint); }
.capture-callout p { margin: 0; }
.callout-network { top: 12%; right: 1%; }
.callout-entities { top: 31%; right: 1%; }
.callout-tools { top: 24%; left: 1%; }

.metrics { display: grid; grid-template-columns: repeat(4,1fr); border-inline: 1px solid var(--line); background: var(--line); gap: 1px; }
.metrics article { min-height: 170px; background: var(--ink-2); padding: 28px; }
.metrics strong { display: block; color: var(--cyan); font: 700 clamp(26px,3vw,42px)/1 var(--display); }
.metrics span { display: block; margin-top: 22px; color: var(--muted); font: 9px/1.55 var(--mono); text-transform: uppercase; }

.decision-loop, .architecture { padding-block: clamp(100px,11vw,170px); }
.section-head { display: grid; grid-template-columns: .55fr 1.15fr .7fr; gap: 44px; align-items: start; }
.section-head h2, .performance-copy h2, .boundaries h2, .next h2 { margin: 0; font: 650 clamp(46px,6vw,88px)/.97 var(--display); letter-spacing: -.06em; }
.section-head > p:last-child { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

.loop-steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; margin: 74px 0 0; padding: 0; list-style: none; border: 1px solid var(--line); background: var(--line); }
.loop-steps li { position: relative; min-height: 430px; background: var(--ink-2); padding: 28px; }
.loop-steps li::before { position: absolute; right: 26px; bottom: 26px; width: 62px; height: 62px; border: 1px solid var(--line); border-radius: 50%; content: ""; background: repeating-radial-gradient(circle,transparent 0 9px,rgba(99,239,192,.12) 10px 11px); }
.loop-steps li > span { color: var(--mint); font: 9px/1 var(--mono); letter-spacing: .1em; }
.loop-steps strong { display: block; margin-top: 105px; font: 650 30px/1 var(--display); }
.loop-steps p { max-width: 360px; color: #9cb0bd; font-size: 13px; line-height: 1.75; }
.loop-steps b { display: block; margin-top: 33px; color: var(--muted); font: 8px/1.5 var(--mono); text-transform: uppercase; }

.performance { background: var(--paper); color: var(--ink); padding-block: clamp(90px,10vw,150px); }
.performance-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(50px,8vw,120px); align-items: center; }
.performance .eyebrow { color: #1a6c56; }
.performance-copy h2 { margin-top: 24px; }
.performance-copy > p:not(.eyebrow) { color: #52636e; font-size: 15px; line-height: 1.75; }
.fix-list { margin-top: 34px; }
.fix-list > div { display: grid; grid-template-columns: 105px 1fr; gap: 20px; border-top: 1px solid #c6d1d5; padding: 14px 0; }
.fix-list span { color: #1a6c56; font: 8px/1.5 var(--mono); }
.fix-list p { margin: 0; color: #43545e; font-size: 12px; line-height: 1.55; }
.performance-chart { margin: 0; border: 1px solid #bfcbd0; border-radius: 28px; background: var(--white); padding: 24px; box-shadow: 0 25px 70px rgba(7,17,27,.09); }
.performance-chart figcaption { display: flex; justify-content: space-between; color: #667780; font: 9px/1 var(--mono); letter-spacing: .08em; }
.performance-chart figcaption b { color: var(--ink); }
.performance-chart svg { width: 100%; height: auto; margin-top: 18px; }
.chart-grid path { fill: none; stroke: #d8e0e3; stroke-width: 1; }
.axis-labels text { fill: #7b8c94; font: 11px var(--mono); }
.before-line, .after-line { fill: none; stroke-width: 5; stroke-linecap: round; }
.before-line { stroke: var(--red); }
.after-line { stroke: #22a87c; }
.before-dot { fill: var(--red); }
.after-dot { fill: #22a87c; }
.before-text, .after-text { font: 700 18px var(--display); }
.before-text { fill: var(--red); }
.after-text { fill: #13805e; }
.performance-chart > p { margin: 8px 0 0; color: #63747d; font-size: 11px; line-height: 1.6; }

.architecture-head { margin-bottom: 72px; }
.architecture-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 16px; align-items: stretch; }
.architecture-flow article { min-height: 260px; border-top: 2px solid var(--cyan); background: var(--ink-2); padding: 24px; }
.architecture-flow article:nth-of-type(2) { border-color: var(--mint); }
.architecture-flow article:nth-of-type(3) { border-color: var(--amber); }
.architecture-flow article:nth-of-type(4) { border-color: #9d8cff; }
.architecture-flow > i { align-self: center; color: var(--muted); font-style: normal; }
.architecture-flow article > span { color: var(--muted); font: 8px/1 var(--mono); letter-spacing: .1em; }
.architecture-flow strong { display: block; margin-top: 55px; font: 650 23px/1.1 var(--display); }
.architecture-flow p { color: var(--muted); font: 9px/1.7 var(--mono); }
.capability-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 70px; border: 1px solid var(--line); background: var(--line); }
.capability-grid article { min-height: 260px; background: var(--ink-2); padding: 28px; }
.capability-grid span { color: var(--mint); font: 8px/1 var(--mono); letter-spacing: .1em; }
.capability-grid h3 { margin: 65px 0 12px; font: 650 26px/1 var(--display); }
.capability-grid p { color: var(--muted); font-size: 13px; line-height: 1.7; }

.boundaries { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; border-top: 1px solid var(--line); padding-block: 100px; }
.boundaries h2 { margin-top: 22px; font-size: clamp(40px,5vw,70px); }
.boundaries ul { margin: 0; padding: 0; list-style: none; }
.boundaries li { display: grid; grid-template-columns: 120px 1fr; gap: 24px; border-bottom: 1px solid var(--line); padding: 20px 0; }
.boundaries strong { color: var(--amber); font: 9px/1.5 var(--mono); }
.boundaries li span { color: #9cb0bd; font-size: 13px; line-height: 1.65; }

.next { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; align-items: end; border-radius: 42px; background: var(--mint); color: var(--ink); padding: clamp(38px,7vw,90px); }
.next .eyebrow { color: #235f50; }
.next h2 { margin-top: 22px; }
.next p:not(.eyebrow) { max-width: 700px; color: #2f5e53; line-height: 1.75; }
.next-actions { display: flex; flex-direction: column; gap: 10px; }
.button { display: inline-flex; justify-content: center; align-items: center; min-height: 49px; border: 1px solid transparent; border-radius: 999px; padding: 12px 18px; font-size: 12px; font-weight: 700; text-decoration: none; transition: transform 180ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--ink); color: white; }
.button-ghost { border-color: #4d9d83; }

.site-footer { display: flex; justify-content: space-between; gap: 30px; padding-block: 42px; color: var(--muted); font: 9px/1.55 var(--mono); }
.site-footer > div { display: flex; flex-direction: column; gap: 7px; }
.site-footer > div:last-child { align-items: flex-end; }
.site-footer strong { color: var(--text); font: 650 19px/1 var(--display); }
.visit-chip em { font-style: normal; }

@media (max-width: 1100px) {
  .site-header { grid-template-columns: 1fr 1fr; }
  .system-status { display: none; }
  .hero-copy { width: 76%; }
  .capture-callout { display: none; }
  .section-head { grid-template-columns: 1fr 2fr; }
  .section-head > p:last-child { grid-column: 2; }
  .performance-layout { grid-template-columns: 1fr; }
  .architecture-flow { grid-template-columns: 1fr 1fr; }
  .architecture-flow > i { display: none; }
  .next { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .page-shell, .site-header, .hero-interface { width: min(100% - 32px,1400px); }
  .site-header { min-height: 62px; }
  .site-header nav { gap: 14px; }
  .site-header nav a:nth-child(1), .site-header nav a:nth-child(3) { display: none; }
  .site-header nav a { font-size: 11px; }
  .site-header nav a:last-child { padding: 8px 10px; }
  .hero { min-height: 760px; }
  .capture-label { top: 18px; }
  .hero-copy { bottom: 150px; width: 100%; }
  .hero h1 { font-size: clamp(48px,13vw,68px); }
  .hero-copy > p:not(.eyebrow) { font-size: 16px; }
  .view-switch { right: auto; bottom: 40px; left: 0; width: 100%; }
  .view-switch button { flex: 1; min-width: 0; min-height: 64px; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .metrics article { min-height: 150px; padding: 22px; }
  .section-head { grid-template-columns: 1fr; gap: 22px; }
  .section-head > p:last-child { grid-column: auto; }
  .section-head h2, .performance-copy h2, .boundaries h2, .next h2 { font-size: 49px; }
  .loop-steps { grid-template-columns: 1fr; }
  .loop-steps li { min-height: 330px; }
  .loop-steps strong { margin-top: 70px; }
  .performance-chart { padding: 15px; }
  .architecture-flow { grid-template-columns: 1fr; }
  .architecture-flow article { min-height: 210px; }
  .architecture-flow strong { margin-top: 42px; }
  .capability-grid { grid-template-columns: 1fr; }
  .boundaries { grid-template-columns: 1fr; gap: 35px; padding-block: 80px; }
  .boundaries li { grid-template-columns: 85px 1fr; gap: 16px; }
  .next { margin-inline: 16px; width: calc(100% - 32px); border-radius: 30px; padding: 42px 24px; }
  .site-footer { flex-direction: column; }
  .site-footer > div:last-child { align-items: flex-start; }
}

@media (max-width: 430px) {
  .hero h1 { font-size: 45px; }
  .metrics { grid-template-columns: 1fr; }
  .capture-label span:first-child { display: none; }
  .capture-label { justify-content: flex-end; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}