:root {
  --ink: #e8f3ed;
  --muted: #8fa39a;
  --bg: #07110f;
  --panel: #0b1714;
  --line: rgba(164, 255, 204, .14);
  --acid: #9effbd;
  --lime: #d7ff69;
  --sans: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 75% 14%, rgba(58, 170, 107, .13), transparent 27rem),
    var(--bg);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.noise {
  position: fixed;
  inset: 0;
  z-index: 20;
  opacity: .028;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
}

.site-header, main, footer { max-width: 1440px; margin: 0 auto; }
.site-header {
  height: 86px;
  padding: 0 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
}
.brand { display: flex; gap: 12px; align-items: center; font-weight: 600; letter-spacing: .06em; }
.brand-dot { color: var(--acid); }
.brand-mark { position: relative; width: 24px; height: 24px; display: inline-block; }
.brand-mark span { position: absolute; inset: 0; border: 1px solid var(--acid); transform: rotate(45deg); }
.brand-mark span:nth-child(2) { inset: 5px; }
.brand-mark span:nth-child(3) { inset: 10px; background: var(--lime); border: 0; }
nav { display: flex; gap: 38px; color: var(--muted); }
nav a:hover { color: var(--acid); }
.status { display: flex; align-items: center; gap: 9px; color: var(--acid); }
.status > span { width: 7px; height: 7px; border-radius: 50%; background: var(--acid); box-shadow: 0 0 12px var(--acid); }

.hero {
  position: relative;
  min-height: min(810px, calc(100vh - 86px));
  padding: 11vh 5vw 100px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.eyebrow { margin: 0 0 30px; color: var(--acid); font: 500 11px/1 var(--mono); letter-spacing: .18em; }
.eyebrow span { color: #556961; margin-right: 15px; }
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 30px;
  font-size: clamp(54px, 6.4vw, 104px);
  line-height: 1.05;
  letter-spacing: -.07em;
  font-weight: 500;
}
h1 em, h2 em { color: var(--acid); font-style: normal; }
.lede {
  max-width: 600px;
  color: var(--muted);
  font-size: 16px;
  line-height: 2;
  font-weight: 300;
}
.hero-actions { display: flex; gap: 30px; align-items: center; margin-top: 42px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 38px; font: 500 12px/1 var(--mono); letter-spacing: .08em; }
.button.primary {
  min-width: 210px;
  padding: 19px 22px;
  color: #07110f;
  background: var(--acid);
  transition: transform .25s, box-shadow .25s;
}
.button.primary:hover { transform: translateY(-3px); box-shadow: 0 12px 38px rgba(158, 255, 189, .18); }
.button.text-button { padding: 18px 0; border-bottom: 1px solid #3d5148; color: var(--muted); }
.hero-visual { position: relative; min-height: 540px; }
.phone {
  position: absolute;
  width: 238px;
  height: 480px;
  left: 50%;
  top: 50%;
  z-index: 2;
  transform: translate(-50%, -50%) rotate(7deg);
  border: 1px solid rgba(178, 255, 208, .55);
  border-radius: 34px;
  padding: 9px;
  background: rgba(8, 22, 18, .82);
  box-shadow: inset 0 0 0 2px #183029, 0 40px 80px rgba(0,0,0,.42), 0 0 70px rgba(77, 235, 142, .08);
}
.phone-speaker { position: absolute; z-index: 2; top: 18px; left: 50%; width: 55px; height: 5px; border-radius: 5px; background: #17352b; transform: translateX(-50%); }
.phone-screen { position: relative; width: 100%; height: 100%; overflow: hidden; border-radius: 26px; border: 1px solid var(--line); background: repeating-linear-gradient(0deg, rgba(110,255,170,.025) 0 1px, transparent 1px 6px), #081510; }
.phone-screen::before, .phone-screen::after { content: ""; position: absolute; background: var(--line); }
.phone-screen::before { top: 50%; left: 0; right: 0; height: 1px; }
.phone-screen::after { left: 50%; top: 0; bottom: 0; width: 1px; }
.scan-line { position: absolute; z-index: 3; left: 0; right: 0; height: 1px; background: var(--acid); box-shadow: 0 0 15px var(--acid); animation: scan 5s linear infinite; }
@keyframes scan { from { top: 8%; opacity: 0; } 10%, 90% { opacity: .8; } to { top: 92%; opacity: 0; } }
.core { position: absolute; left: 50%; top: 46%; width: 125px; height: 125px; transform: translate(-50%, -50%); }
.core-ring { position: absolute; inset: 0; border: 1px solid var(--acid); border-radius: 50%; opacity: .6; }
.core-ring:nth-child(2) { inset: 18px; border-style: dashed; animation: spin 10s linear infinite; }
.core-dot { position: absolute; inset: 47px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 28px var(--acid); }
@keyframes spin { to { transform: rotate(360deg); } }
.terminal { position: absolute; bottom: 55px; left: 23px; right: 23px; padding: 13px; border: 1px solid var(--line); font: 9px/1.5 var(--mono); color: var(--muted); }
.terminal strong { float: right; color: var(--acid); font-weight: 500; }
.orbit { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(158, 255, 189, .12); border-radius: 50%; transform: translate(-50%, -50%); }
.orbit-one { width: 360px; height: 360px; }
.orbit-two { width: 490px; height: 490px; border-style: dashed; animation: spinCentered 40s linear infinite; }
.orbit-three { width: 630px; height: 630px; opacity: .45; }
@keyframes spinCentered { to { transform: translate(-50%, -50%) rotate(360deg); } }
.data-label { position: absolute; color: #587268; font: 9px/1 var(--mono); letter-spacing: .1em; }
.label-a { left: 7%; top: 23%; }.label-b { right: 2%; top: 53%; }.label-c { left: 16%; bottom: 12%; }
.scroll-hint { position: absolute; left: 5vw; bottom: 30px; display: flex; align-items: center; gap: 18px; color: #5e7169; font: 9px/1 var(--mono); letter-spacing: .15em; }
.scroll-hint i { width: 48px; height: 1px; background: #40564c; }

.section { padding: 120px 5vw; border-bottom: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: .75fr 1fr 1fr; gap: 60px; align-items: end; margin-bottom: 70px; }
.section-heading .eyebrow { align-self: start; margin-top: 15px; }
.section h2 { margin-bottom: 0; font-size: clamp(38px, 4.3vw, 66px); line-height: 1.18; letter-spacing: -.055em; font-weight: 500; }
.section-heading > p:last-child, .about-copy > p { margin: 0; color: var(--muted); font-size: 15px; line-height: 2; font-weight: 300; }
.research-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.research-card {
  position: relative;
  min-height: 350px;
  padding: 34px;
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 32px;
  align-items: center;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(11, 23, 20, .48);
  transition: background .3s, transform .3s;
}
.research-card:hover { z-index: 2; background: #10241d; }
.research-card.featured { background: linear-gradient(135deg, rgba(158,255,189,.12), rgba(11,23,20,.5)); }
.research-card.wide { grid-column: 1 / -1; grid-template-columns: 90px 1fr; min-height: 300px; }
.card-number { position: absolute; top: 25px; right: 28px; color: #43594f; font: 10px/1 var(--mono); }
.card-tag { margin-bottom: 14px; color: var(--acid); font: 9px/1 var(--mono); letter-spacing: .16em; }
.research-card h3 { margin-bottom: 15px; font-size: 29px; font-weight: 500; letter-spacing: -.04em; }
.research-card p:last-child { max-width: 470px; margin-bottom: 0; color: var(--muted); font-size: 13px; line-height: 1.9; }
.card-arrow { position: absolute; right: 28px; bottom: 25px; color: #51675d; font: 18px/1 var(--mono); }
.card-icon { position: relative; width: 70px; height: 70px; color: var(--acid); }
.boot-icon i { position: absolute; left: 50%; border: 1px solid currentColor; transform: translateX(-50%) rotate(45deg); }
.boot-icon i:nth-child(1) { width: 64px; height: 64px; opacity: .28; }
.boot-icon i:nth-child(2) { top: 12px; width: 40px; height: 40px; opacity: .6; }
.boot-icon i:nth-child(3) { top: 26px; width: 12px; height: 12px; background: var(--lime); box-shadow: 0 0 16px var(--acid); }
.system-icon { border: 1px solid currentColor; border-radius: 50%; box-shadow: inset 0 0 0 8px transparent, inset 0 0 0 9px rgba(158,255,189,.3); }
.system-icon::before, .system-icon::after { content: ""; position: absolute; background: currentColor; }
.system-icon::before { left: -8px; right: -8px; top: 34px; height: 1px; }
.system-icon::after { top: -8px; bottom: -8px; left: 34px; width: 1px; }
.system-icon i { position: absolute; inset: 25px; border-radius: 50%; background: var(--lime); }
.app-icon { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.app-icon i { border: 1px solid currentColor; }
.app-icon i:nth-child(2), .app-icon i:nth-child(3) { background: rgba(158,255,189,.14); }
.browser-icon { border: 1px solid currentColor; border-radius: 50%; }
.browser-icon::before, .browser-icon::after { content: ""; position: absolute; border: 1px solid currentColor; border-radius: 50%; }
.browser-icon::before { inset: 0 22px; }.browser-icon::after { inset: 23px 0; }
.browser-icon i { position: absolute; left: 5px; right: 5px; top: 34px; height: 1px; background: currentColor; }
.agent-icon i { position: absolute; width: 9px; height: 9px; border-radius: 50%; background: var(--acid); box-shadow: 0 0 10px rgba(158,255,189,.5); }
.agent-icon i::after { content: ""; position: absolute; left: 8px; top: 4px; width: 32px; height: 1px; transform-origin: left; background: rgba(158,255,189,.45); }
.agent-icon i:nth-child(1) { left: 0; top: 30px; }.agent-icon i:nth-child(1)::after { transform: rotate(-40deg); width: 38px; }
.agent-icon i:nth-child(2) { left: 34px; top: 4px; }.agent-icon i:nth-child(2)::after { transform: rotate(55deg); }
.agent-icon i:nth-child(3) { left: 34px; top: 32px; background: var(--lime); }
.agent-icon i:nth-child(3)::after { transform: rotate(30deg); width: 34px; }
.agent-icon i:nth-child(4) { right: 0; top: 49px; }.agent-icon i:nth-child(4)::after { display: none; }
.agent-icon i:nth-child(5) { left: 27px; bottom: 0; }.agent-icon i:nth-child(5)::after { transform: rotate(-52deg); }

.about { display: grid; grid-template-columns: 1fr 1fr; gap: 10vw; align-items: end; background: linear-gradient(110deg, transparent, rgba(158,255,189,.035)); }
.about .eyebrow { margin-bottom: 45px; }
.principles { display: grid; margin-top: 45px; border-top: 1px solid var(--line); }
.principles span { display: flex; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); font: 400 13px/1 var(--mono); }
.principles b { color: var(--acid); font-size: 10px; font-weight: 400; }
.contact { position: relative; min-height: 530px; overflow: hidden; }
.contact h2 { margin-bottom: 48px; }
.contact .button { position: relative; z-index: 2; }
.contact-grid { position: absolute; right: 5vw; top: 60px; width: 42%; height: 410px; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); transform: skewY(-8deg); opacity: .48; }
.contact-grid span { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
footer { padding: 35px 5vw; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; color: #5c7066; font: 9px/1 var(--mono); letter-spacing: .1em; }
footer p { margin: 0; text-align: center; }
footer p:last-child { text-align: right; }

@media (max-width: 900px) {
  .site-header nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 80px; }
  .hero-visual { min-height: 460px; margin-top: 40px; }
  .phone { transform: translate(-50%, -50%) rotate(5deg) scale(.86); }
  .orbit-three { width: 520px; height: 520px; }
  .section-heading { grid-template-columns: 1fr 1fr; }
  .section-heading .eyebrow { grid-column: 1 / -1; }
  .research-card { grid-template-columns: 75px 1fr; padding: 26px; }
  .about { gap: 6vw; }
}
@media (max-width: 650px) {
  .site-header { height: 72px; }
  .site-header .status { font-size: 0; }
  .site-header .status span { display: block; }
  .hero { min-height: auto; padding: 70px 6vw 80px; }
  h1 { font-size: clamp(48px, 15vw, 68px); }
  .lede { font-size: 14px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-visual { min-height: 420px; }
  .scroll-hint { display: none; }
  .section { padding: 85px 6vw; }
  .section-heading, .about { grid-template-columns: 1fr; gap: 35px; }
  .section-heading { margin-bottom: 50px; }
  .research-grid { grid-template-columns: 1fr; }
  .research-card, .research-card.wide { grid-column: auto; min-height: 315px; grid-template-columns: 65px 1fr; gap: 20px; padding: 25px; }
  .card-icon { width: 58px; height: 58px; transform: scale(.84); transform-origin: left center; }
  .contact-grid { right: -30%; width: 100%; opacity: .22; }
  footer { grid-template-columns: 1fr; gap: 22px; text-align: center; }
  footer .brand { justify-content: center; }
  footer p:last-child { text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}