:root {
  color-scheme: dark;
  --bg: #090a0f;
  --panel: #11131a;
  --panel-soft: #0d0f15;
  --text: #f6f4ef;
  --muted: #9ea1ad;
  --line: rgba(255, 255, 255, 0.12);
  --acid: #c6ff4a;
  --violet: #8d7dff;
  --cyan: #42d7ff;
  --mono: "DM Mono", monospace;
  --sans: "Manrope", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--bg);
  background-size: 44px 44px;
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

.ambient {
  position: fixed;
  z-index: -1;
  width: 36rem;
  height: 36rem;
  border-radius: 50%;
  filter: blur(130px);
  opacity: 0.13;
  pointer-events: none;
}

.ambient-one {
  top: -12rem;
  right: -10rem;
  background: var(--violet);
}

.ambient-two {
  bottom: 8rem;
  left: -20rem;
  background: var(--cyan);
}

.site-header,
.site-footer,
.section-shell {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font: 500 0.82rem/1 var(--mono);
  letter-spacing: 0.1em;
}

.brand-mark {
  width: 34px;
  fill: none;
  stroke: var(--acid);
  stroke-width: 1.5;
}

nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: var(--muted);
  font-size: 0.86rem;
}

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

.nav-cta {
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
}

.nav-cta:hover {
  border-color: var(--acid);
  color: var(--acid);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(380px, 0.9fr);
  gap: 72px;
  align-items: center;
  min-height: 720px;
  padding-block: 92px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 28px;
  color: var(--muted);
  font: 500 0.7rem/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow > span {
  display: inline-block;
  width: 18px;
  height: 1px;
  background: var(--acid);
}

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

h1 {
  max-width: 720px;
  margin-bottom: 30px;
  font-size: clamp(4rem, 8vw, 7.4rem);
  font-weight: 500;
  letter-spacing: -0.075em;
  line-height: 0.9;
}

.hero-lede {
  max-width: 620px;
  margin-bottom: 38px;
  color: #c7c8ce;
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-width: 245px;
  padding: 16px 20px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 600;
}

.button-primary {
  background: var(--acid);
  color: #0a0b0d;
}

.button-primary:hover {
  background: #d7ff7f;
}

.text-link {
  color: var(--muted);
  font-size: 0.86rem;
}

.text-link span {
  margin-left: 8px;
  color: var(--acid);
}

.signal-card {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.015));
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.35);
}

.signal-card::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 40%, rgba(141, 125, 255, 0.18), transparent 45%);
  content: "";
  pointer-events: none;
}

.signal-topline,
.signal-metrics {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  font: 500 0.64rem/1 var(--mono);
  letter-spacing: 0.12em;
}

.live-dot {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--acid);
  font: 500 0.64rem/1 var(--mono);
  letter-spacing: 0.08em;
}

.live-dot::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 14px var(--acid);
  content: "";
}

.signal-visual {
  position: relative;
  height: 390px;
}

.orbit,
.signal-core,
.node {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.orbit {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
}

.orbit-one { width: 120px; height: 120px; }
.orbit-two { width: 220px; height: 220px; }
.orbit-three { width: 320px; height: 320px; }

.orbit-two::after,
.orbit-three::after {
  position: absolute;
  top: 50%;
  left: -3px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  content: "";
}

.signal-core {
  display: grid;
  width: 82px;
  height: 82px;
  place-items: center;
  border: 1px solid var(--acid);
  border-radius: 50%;
  background: rgba(198, 255, 74, 0.08);
  box-shadow: 0 0 50px rgba(198, 255, 74, 0.2);
  color: var(--acid);
  font: 500 1rem/1 var(--mono);
}

.node {
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #11131a;
  color: var(--muted);
  font: 400 0.58rem/1 var(--mono);
  letter-spacing: 0.1em;
}

.node-one { transform: translate(84px, -128px); }
.node-two { transform: translate(-182px, 72px); }
.node-three { transform: translate(92px, 112px); }

.signal-metrics {
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  letter-spacing: 0;
}

.signal-metrics div {
  display: grid;
  gap: 8px;
}

.signal-metrics span {
  color: var(--acid);
}

.signal-metrics strong {
  color: var(--muted);
  font-weight: 400;
}

.proof-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  overflow: hidden;
  padding: 22px 30px;
  border-block: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}

.proof-strip p {
  margin: 0;
  font: 400 0.64rem/1 var(--mono);
  letter-spacing: 0.13em;
}

.proof-strip span {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--acid);
}

.services,
.approach,
.start {
  padding-block: 150px;
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr 2fr;
  column-gap: 60px;
  align-items: start;
  margin-bottom: 72px;
}

.section-heading .eyebrow {
  grid-row: span 2;
}

.section-heading h2,
.start h2 {
  margin-bottom: 24px;
  font-size: clamp(2.6rem, 5vw, 4.7rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 1.02;
}

.section-heading > p:last-child,
.start > p {
  max-width: 650px;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.service-grid article {
  min-height: 330px;
  padding: 34px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(9, 10, 15, 0.65);
  transition: background 180ms ease;
}

.service-grid article:hover {
  background: rgba(255, 255, 255, 0.035);
}

.service-number {
  color: var(--acid);
  font: 400 0.68rem/1 var(--mono);
}

.service-grid h3 {
  margin: 72px 0 16px;
  font-size: 1.45rem;
  font-weight: 500;
}

.service-grid p {
  max-width: 490px;
  color: var(--muted);
  line-height: 1.65;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.service-tags span {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #bfc1c9;
  font: 400 0.59rem/1 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.approach-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding: 72px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background:
    radial-gradient(circle at 12% 10%, rgba(141, 125, 255, 0.14), transparent 35%),
    var(--panel-soft);
}

.section-heading.compact {
  display: block;
  margin: 0;
}

.section-heading.compact h2 {
  font-size: clamp(2.8rem, 5vw, 4.2rem);
}

.approach ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.approach li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 20px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.approach li:first-child { padding-top: 0; }
.approach li:last-child { border-bottom: 0; }
.approach li > span { color: var(--acid); font: 400 0.66rem/1.6 var(--mono); }
.approach strong { display: block; margin-bottom: 8px; font-size: 1.08rem; font-weight: 500; }
.approach li p { margin: 0; color: var(--muted); line-height: 1.55; }

.start {
  text-align: center;
}

.start .eyebrow {
  justify-content: center;
}

.start h2,
.start > p {
  margin-inline: auto;
}

.start-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  margin-top: 34px;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 22px;
  border: 1px solid var(--acid);
  border-radius: 999px;
  background: var(--acid);
  color: #11140a;
  transition: box-shadow 180ms ease, transform 180ms ease;
}

.contact-link:hover {
  box-shadow: 0 0 32px rgba(198, 255, 74, 0.2);
  transform: translateY(-2px);
}

.contact-link > span:first-child {
  font: 500 0.62rem/1 var(--mono);
  letter-spacing: 0.12em;
}

.contact-link strong {
  font-size: 0.94rem;
  font-weight: 600;
}

.contact-link > span:last-child {
  font-size: 1.1rem;
}

.launch-note {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.launch-note p {
  margin: 0;
  color: #c7c8ce;
  font-size: 0.8rem;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 30px;
  padding-block: 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
}

.site-footer p {
  margin: 0;
}

.site-footer p:last-child {
  text-align: right;
}

.footer-contact {
  color: #c7c8ce;
  font-family: var(--mono);
  transition: color 180ms ease;
}

.footer-contact:hover {
  color: var(--acid);
}

[data-reveal] {
  opacity: 1;
  transform: translateY(0);
}

.site-header[data-reveal],
.hero [data-reveal] {
  animation: rise-in 650ms ease both;
}

.hero .signal-card[data-reveal] {
  animation-delay: 120ms;
}

@keyframes rise-in {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { animation: none !important; opacity: 1; transform: none; }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 60px; }
  .signal-card { max-width: 620px; }
  .section-heading { grid-template-columns: 1fr; }
  .section-heading .eyebrow { grid-row: auto; }
  .approach-panel { grid-template-columns: 1fr; padding: 48px; }
}

@media (max-width: 640px) {
  .site-header,
  .site-footer,
  .section-shell { width: min(100% - 32px, 1180px); }
  .site-header { min-height: 72px; }
  .site-header nav a:not(.nav-cta) { display: none; }
  .site-header nav { gap: 0; }
  .hero { min-height: auto; padding-block: 72px; }
  h1 { font-size: clamp(3.5rem, 18vw, 5rem); }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .signal-visual { height: 320px; transform: scale(0.84); }
  .signal-metrics { flex-direction: column; }
  .services,
  .approach,
  .start { padding-block: 100px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-grid article { min-height: 290px; padding: 28px; }
  .approach-panel { padding: 30px 24px; }
  .contact-link { width: 100%; justify-content: center; }
  .proof-strip { justify-content: flex-start; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer p:last-child { text-align: left; }
}