:root {
  color-scheme: dark;
  --bg: #071018;
  --bg-deep: #04090e;
  --panel: #0c1822;
  --panel-raised: #11212d;
  --paper: #f4f7f8;
  --ink: #f6f8f8;
  --ink-soft: #a9bac6;
  --ink-faint: #738895;
  --cyan: #6ee7ee;
  --cyan-bright: #b8fbff;
  --blue: #6487ff;
  --coral: #ff826c;
  --amber: #f2c66d;
  --line: rgba(192, 224, 235, 0.13);
  --line-strong: rgba(192, 224, 235, 0.25);
  --shadow: 0 42px 100px rgba(0, 0, 0, 0.46);
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --max: 1240px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 104px;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 78% 8%, rgba(65, 129, 164, 0.15), transparent 27rem),
    linear-gradient(rgba(151, 196, 210, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(151, 196, 210, 0.028) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 48px 48px, 48px 48px, auto;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.24));
  content: "";
}

a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 300;
  transform: translateY(-180%);
  border-radius: 8px;
  background: var(--paper);
  color: var(--bg);
  padding: 10px 16px;
}

.skip-link:focus { transform: none; }

.site-header,
main,
footer {
  width: min(calc(100% - 48px), var(--max));
  margin-inline: auto;
}

.site-header {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 760;
  letter-spacing: 0.16em;
  text-decoration: none;
  text-transform: uppercase;
}

.mark {
  width: 25px;
  height: 22px;
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
}

.mark i {
  width: 5px;
  display: block;
  border-radius: 4px;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(110, 231, 238, 0.35);
}

.mark i:nth-child(1) { height: 11px; }
.mark i:nth-child(2) { height: 22px; }
.mark i:nth-child(3) { height: 16px; }

.header-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 36px);
}

.header-nav a,
.header-link {
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
  transition: color 160ms ease;
}

.header-nav a:hover,
.header-link:hover { color: var(--ink); }

.header-nav .nav-cta {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--ink);
  padding: 9px 15px;
}

.header-nav .nav-cta:hover { border-color: var(--cyan); color: var(--cyan-bright); }

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

h1,
h2,
h3 {
  margin-bottom: 0;
  font-weight: 610;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

h1 {
  max-width: 780px;
  margin-top: 24px;
  font-size: clamp(58px, 7vw, 98px);
  line-height: 0.96;
}

h2 {
  margin-top: 16px;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.01;
}

h3 {
  font-size: 24px;
  line-height: 1.12;
}

.eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero .eyebrow span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero .eyebrow span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  content: "";
}

.hero {
  min-height: 790px;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(420px, 0.88fr);
  align-items: center;
  gap: clamp(38px, 7vw, 104px);
  padding: clamp(70px, 9vw, 118px) 0 86px;
}

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

.lede,
.section-lede {
  color: var(--ink-soft);
  text-wrap: pretty;
}

.lede {
  max-width: 720px;
  margin: 30px 0 0;
  font-size: clamp(18px, 1.8vw, 23px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 760;
  text-decoration: none;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--cyan); color: #062128; }
.button-primary:hover { background: var(--cyan-bright); }
.button-secondary { border-color: var(--line-strong); background: rgba(255, 255, 255, 0.02); }
.button-secondary:hover { border-color: rgba(110, 231, 238, 0.58); }
.button-light { background: var(--bg); color: var(--ink); }
.button-light:hover { background: #102431; }

.hero-note {
  margin: 25px 0 0;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.03em;
}

.product-stage {
  position: relative;
  min-height: 650px;
  display: grid;
  place-items: center;
  isolation: isolate;
}

.stage-glow {
  position: absolute;
  width: 470px;
  height: 470px;
  border: 1px solid rgba(110, 231, 238, 0.24);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 137, 169, 0.19), transparent 68%);
  box-shadow: inset 0 0 80px rgba(110, 231, 238, 0.06);
}

.stage-glow::before,
.stage-glow::after {
  position: absolute;
  inset: 11%;
  border: 1px solid rgba(110, 231, 238, 0.11);
  border-radius: 50%;
  content: "";
}

.stage-glow::after { inset: 26%; }

.device-shell {
  position: relative;
  z-index: 2;
  width: min(320px, 70vw);
  overflow: hidden;
  border: 7px solid #1b2630;
  border-radius: 48px;
  background: #f5f5f7;
  box-shadow: 0 45px 100px rgba(0, 0, 0, 0.58), 0 0 0 1px rgba(255, 255, 255, 0.11);
  transform: rotate(2.2deg);
}

.device-shell::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: 40px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
  content: "";
}

.device-shell img {
  width: 100%;
  height: auto;
  display: block;
}

.device-speaker {
  position: absolute;
  top: 9px;
  left: 50%;
  z-index: 3;
  width: 84px;
  height: 20px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: #05080a;
}

.stage-card {
  position: absolute;
  z-index: 4;
  display: grid;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(9, 22, 31, 0.9);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(14px);
  padding: 14px 16px;
}

.stage-card strong { font-size: 13px; }
.stage-card small { color: var(--ink-faint); font-family: var(--mono); font-size: 9px; text-transform: uppercase; }
.stage-card-top { top: 18%; right: -3%; grid-template-columns: 10px 1fr; column-gap: 9px; }
.stage-card-top small { grid-column: 2; }
.stage-card-bottom { bottom: 15%; left: -6%; min-width: 178px; gap: 3px; }

.status-dot {
  width: 7px;
  height: 7px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
}

.surface-rail {
  display: grid;
  grid-template-columns: 190px 1fr;
  align-items: stretch;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.surface-rail > p {
  display: flex;
  align-items: center;
  margin: 0;
  border-right: 1px solid var(--line);
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.surface-rail ul {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.surface-rail li {
  min-height: 88px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-right: 1px solid var(--line);
  padding: 18px 22px;
  font-size: 13px;
  font-weight: 650;
}

.surface-rail li:last-child { border-right: 0; }
.surface-rail li span { color: var(--cyan); font-family: var(--mono); font-size: 9px; }

.context-section {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: clamp(50px, 8vw, 110px);
  align-items: center;
  padding: clamp(100px, 13vw, 170px) 0;
}

.section-lede {
  max-width: 680px;
  margin: 27px 0 0;
  font-size: 18px;
}

.check-list {
  margin: 42px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  border-top: 1px solid var(--line);
  padding: 20px 0;
}

.check-list li:last-child { border-bottom: 1px solid var(--line); }
.check-list li > span { color: var(--cyan); font-family: var(--mono); font-size: 10px; }
.check-list strong { display: block; margin-bottom: 4px; font-size: 14px; }
.check-list p { margin: 0; color: var(--ink-soft); font-size: 14px; }

.terminal {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  background: #050b10;
  box-shadow: var(--shadow);
}

.terminal-bar {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 7px;
  border-bottom: 1px solid var(--line);
  background: #0a141d;
  padding: 0 18px;
}

.terminal-bar > span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #31434f;
}

.terminal-bar > span:first-child { background: var(--coral); }
.terminal-bar > span:nth-child(2) { background: var(--amber); }
.terminal-bar > span:nth-child(3) { background: var(--cyan); }
.terminal-bar small { margin-left: auto; color: var(--ink-faint); font-family: var(--mono); }

.terminal-body {
  min-height: 470px;
  padding: clamp(26px, 5vw, 48px);
  font-family: var(--mono);
}

.command { margin: 0 0 28px; color: #e7f5f7; font-size: 13px; }
.command > span { color: var(--cyan); }
.command-second { margin-top: 42px; margin-bottom: 15px; }

.trace-grid {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.trace-grid span,
.trace-grid strong {
  border-bottom: 1px solid var(--line);
  padding: 12px 14px;
  font-size: 12px;
}

.trace-grid span:nth-last-child(-n+2),
.trace-grid strong:nth-last-child(-n+2) { border-bottom: 0; }
.trace-grid span { border-right: 1px solid var(--line); color: var(--ink-faint); }
.trace-grid strong { color: var(--cyan-bright); font-weight: 500; }

.trace-pipeline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: 10px;
  text-transform: uppercase;
}

.trace-pipeline span {
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 6px 8px;
}

.trace-pipeline i { color: var(--cyan); font-style: normal; }
.terminal-success { margin: 0; color: #82f2ba; font-size: 13px; }
.terminal-caption { margin: 7px 0 0; color: var(--ink-faint); font-size: 10px; }

.terminal-foot {
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  padding: 0 18px;
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
}

.capabilities {
  border-top: 1px solid var(--line);
  padding: clamp(100px, 13vw, 165px) 0;
}

.section-heading { max-width: 850px; }

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 68px;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
}

.capability-grid article {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background: rgba(12, 24, 34, 0.54);
  padding: 26px;
}

.cap-number { color: var(--cyan); font-family: var(--mono); font-size: 10px; }
.capability-grid h3 { margin-top: 58px; }
.capability-grid p { margin: 14px 0 0; color: var(--ink-soft); font-size: 14px; }

.cap-signal {
  width: max-content;
  margin-top: auto;
  border: 1px solid rgba(110, 231, 238, 0.3);
  border-radius: 999px;
  color: var(--cyan-bright);
  padding: 6px 9px;
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
}

.cap-signal-warn { border-color: rgba(255, 130, 108, 0.4); color: #ffab9c; }

.surfaces-section {
  display: grid;
  grid-template-columns: minmax(340px, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(55px, 10vw, 140px);
  align-items: center;
  padding: clamp(90px, 12vw, 160px) 0;
}

.surface-visual {
  position: relative;
  min-height: 660px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    radial-gradient(circle at 50% 42%, rgba(100, 135, 255, 0.2), transparent 48%),
    var(--panel);
}

.device-shell-secondary { width: min(300px, 72vw); transform: rotate(-2deg); }

.visual-label {
  position: absolute;
  right: 22px;
  bottom: 22px;
  display: grid;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: rgba(5, 11, 16, 0.9);
  padding: 12px 14px;
}

.visual-label span { color: var(--ink-faint); font-family: var(--mono); font-size: 8px; text-transform: uppercase; }
.visual-label strong { font-size: 12px; }

.surface-list { margin-top: 48px; border-top: 1px solid var(--line); }

.surface-list article {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}

.surface-list article > span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.surface-list h3 { font-size: 17px; letter-spacing: -0.02em; }
.surface-list p { margin: 6px 0 0; color: var(--ink-soft); font-size: 14px; }

.review-section {
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  gap: clamp(48px, 9vw, 120px);
  border-radius: 26px;
  background: var(--cyan);
  color: #06171d;
  padding: clamp(42px, 7vw, 86px);
}

.review-section .eyebrow { color: #134c54; }
.review-section h2 { max-width: 650px; }
.review-copy { align-self: end; }
.review-copy p { color: #174049; font-size: 18px; }

footer {
  min-height: 160px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
  color: var(--ink-faint);
  font-size: 12px;
}

footer p { margin: 0; }
footer nav { display: flex; justify-content: flex-end; gap: 24px; }
.footer-wordmark { color: var(--ink); }

.legal-main {
  max-width: 780px;
  min-height: calc(100vh - 244px);
  padding: clamp(70px, 10vw, 120px) 0;
}

.legal-main h1 { max-width: 100%; font-size: clamp(54px, 8vw, 88px); }
.legal-main h2 { margin-top: 50px; font-size: 28px; letter-spacing: -0.03em; }
.legal-main p { color: var(--ink-soft); }

.hero-copy,
.product-stage,
.context-copy,
.terminal {
  animation: arrive 700ms cubic-bezier(.2, .7, .2, 1) both;
}

.product-stage,
.terminal { animation-delay: 90ms; }

@keyframes arrive {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 1040px) {
  .hero { grid-template-columns: minmax(0, 1fr) 380px; }
  .product-stage { min-height: 600px; }
  .stage-card-top { right: -2%; }
  .stage-card-bottom { left: -2%; }
  .capability-grid { grid-template-columns: 1fr 1fr; }
  .context-section { grid-template-columns: 1fr; }
  .terminal { max-width: 760px; }
}

@media (max-width: 780px) {
  .header-nav > a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 80px; }
  .hero-copy { max-width: 690px; }
  .product-stage { min-height: 610px; }
  .stage-card-top { right: 4%; }
  .stage-card-bottom { left: 4%; }
  .surface-rail { grid-template-columns: 1fr; }
  .surface-rail > p { min-height: 54px; border-right: 0; border-bottom: 1px solid var(--line); }
  .surface-rail ul { grid-template-columns: 1fr 1fr; }
  .surface-rail li:nth-child(2) { border-right: 0; }
  .surface-rail li:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .surfaces-section { grid-template-columns: 1fr; }
  .surface-visual { max-width: 620px; }
  .review-section { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr 1fr; }
  footer p { display: none; }
}

@media (max-width: 560px) {
  .site-header,
  main,
  footer { width: min(calc(100% - 28px), var(--max)); }
  .site-header { min-height: 72px; }
  .header-nav { gap: 0; }
  .header-nav .nav-cta { padding: 8px 12px; font-size: 11px; }
  h1 { font-size: clamp(48px, 15vw, 68px); }
  h2 { font-size: clamp(38px, 12vw, 54px); }
  .hero { padding-top: 62px; }
  .lede { font-size: 17px; }
  .product-stage { min-height: 560px; }
  .device-shell { width: 272px; border-width: 6px; border-radius: 42px; }
  .stage-card { padding: 11px 12px; }
  .stage-card-top { top: 16%; right: 0; }
  .stage-card-bottom { bottom: 12%; left: 0; min-width: 152px; }
  .surface-rail li { min-height: 70px; padding: 14px; font-size: 11px; }
  .context-section { padding-block: 100px; }
  .terminal-body { min-height: 420px; padding: 23px 18px; }
  .trace-grid { grid-template-columns: 86px 1fr; }
  .trace-pipeline { flex-wrap: wrap; justify-content: flex-start; }
  .terminal-foot { align-items: flex-start; flex-direction: column; justify-content: center; padding-block: 12px; }
  .capability-grid { grid-template-columns: 1fr; margin-top: 46px; }
  .capability-grid article { min-height: 245px; }
  .surface-visual { min-height: 590px; }
  .surface-list article { grid-template-columns: 74px 1fr; gap: 16px; }
  .review-section { border-radius: 18px; padding: 34px 24px; }
  .review-copy p { font-size: 16px; }
  footer { min-height: 132px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}