:root {
  --ink: #111216;
  --ink-soft: #585b63;
  --paper: #f1efe9;
  --paper-deep: #e4e0d6;
  --night: #090a0d;
  --night-soft: #12141a;
  --acid: #c7ff4a;
  --acid-deep: #9ad521;
  --line: rgba(17, 18, 22, 0.16);
  --line-light: rgba(255, 255, 255, 0.16);
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shell: min(1180px, calc(100vw - 48px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
}

svg {
  display: block;
}

.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;
  left: 16px;
  top: -64px;
  z-index: 1000;
  padding: 10px 16px;
  color: var(--night);
  background: var(--acid);
  font-weight: 700;
  transition: top 180ms ease;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  transition: background-color 240ms ease, height 240ms ease, backdrop-filter 240ms ease;
}

.site-header.is-scrolled {
  height: 72px;
  background: rgba(9, 10, 13, 0.88);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  fill: none;
  stroke: var(--acid);
  stroke-width: 1.6;
  stroke-linejoin: round;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.primary-nav a {
  position: relative;
  text-decoration: none;
}

.primary-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -5px;
  height: 1px;
  background: var(--acid);
  transition: right 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after {
  right: 0;
}

.nav-cta {
  padding: 11px 16px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  color: var(--night);
  background: var(--acid);
  border-color: var(--acid);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.82fr);
  grid-template-rows: 1fr auto;
  gap: 24px 64px;
  align-items: center;
  padding: 148px max(24px, calc((100vw - 1180px) / 2)) 34px;
  color: #f7f7f2;
  background:
    radial-gradient(circle at 72% 28%, rgba(199, 255, 74, 0.09), transparent 27%),
    linear-gradient(135deg, #090a0d 0%, #101218 55%, #08090c 100%);
}

.hero-grid,
.contact-grid {
  position: absolute;
  inset: 0;
  opacity: 0.32;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 86%);
}

.hero-glow {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.12;
  pointer-events: none;
}

.hero-glow-one {
  top: -160px;
  right: 10%;
  background: var(--acid);
}

.hero-glow-two {
  bottom: -260px;
  left: -100px;
  background: #5877ff;
}

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

.eyebrow,
.section-index {
  margin: 0 0 28px;
  font-size: 0.69rem;
  font-weight: 750;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.7);
}

.eyebrow span {
  width: 28px;
  height: 1px;
  background: var(--acid);
}

.hero h1 {
  max-width: 780px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(4.2rem, 7vw, 7.2rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.9;
}

.hero h1 em {
  display: block;
  margin-top: 0.08em;
  color: var(--acid);
  font-weight: 400;
}

.hero-intro {
  max-width: 620px;
  margin: 34px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 40px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-width: 204px;
  padding: 15px 18px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--night);
  background: var(--acid);
  box-shadow: 0 0 0 rgba(199, 255, 74, 0);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 12px 34px rgba(199, 255, 74, 0.18);
}

.text-link {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.text-link span {
  display: inline-block;
  margin-left: 8px;
  color: var(--acid);
  transition: transform 180ms ease;
}

.text-link:hover span {
  transform: translateY(4px);
}

.hero-system {
  justify-self: end;
  width: min(400px, 34vw);
  aspect-ratio: 1;
}

.system-orbit {
  position: absolute;
  inset: 7%;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 50%;
}

.orbit-one::before,
.orbit-two::before {
  content: "";
  position: absolute;
  width: 9px;
  height: 9px;
  top: 50%;
  left: -5px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 18px var(--acid);
}

.orbit-one {
  animation: spin 15s linear infinite;
}

.orbit-two {
  inset: 23%;
  border-style: dashed;
  animation: spin-reverse 22s linear infinite;
}

.orbit-two::before {
  width: 6px;
  height: 6px;
  top: 12%;
  left: 82%;
  background: #fff;
  box-shadow: none;
}

.system-core {
  position: absolute;
  inset: 35%;
  display: grid;
  place-items: center;
  text-align: center;
}

.system-core svg {
  position: absolute;
  width: 100%;
  height: 100%;
  fill: rgba(199, 255, 74, 0.04);
  stroke: var(--acid);
  stroke-width: 1.4;
}

.system-core span {
  position: relative;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.45;
}

.system-node {
  position: absolute;
  padding: 7px 9px;
  color: rgba(255, 255, 255, 0.62);
  background: rgba(9, 10, 13, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.55rem;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.node-one { top: 7%; left: 47%; }
.node-two { right: -2%; top: 54%; }
.node-three { bottom: 5%; left: 15%; }

.system-signal {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--acid), transparent);
  transform-origin: left;
}

.signal-one { width: 29%; top: 37%; left: 4%; transform: rotate(20deg); }
.signal-two { width: 25%; bottom: 24%; right: 5%; transform: rotate(-28deg); }

.hero-foot {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 18px;
  align-items: center;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  color: rgba(255, 255, 255, 0.46);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-foot p {
  margin: 0;
}

.hero-scroll {
  writing-mode: vertical-rl;
}

.section-shell {
  width: var(--shell);
  margin-inline: auto;
}

.statement {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  padding-block: 130px;
  border-bottom: 1px solid var(--line);
}

.section-index {
  color: #797c82;
}

.statement-copy {
  max-width: 900px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.4rem, 4.4vw, 4.4rem);
  letter-spacing: -0.04em;
  line-height: 1.06;
}

.statement-copy strong {
  font-weight: 400;
  background: linear-gradient(transparent 67%, rgba(199, 255, 74, 0.8) 67%);
}

.capabilities,
.principles {
  padding-block: 130px;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.45fr 0.55fr;
  gap: 70px;
  align-items: end;
  margin-bottom: 72px;
}

.section-heading h2,
.principles h2,
.contact h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(3rem, 5.2vw, 5.2rem);
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.section-heading > p,
.principles-copy > p:last-child {
  margin: 0 0 4px;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.capability-card {
  min-height: 510px;
  padding: 30px 30px 36px;
  border-right: 1px solid var(--line);
  transition: background-color 220ms ease, transform 220ms ease;
}

.capability-card:last-child {
  border-right: 0;
}

.capability-card:hover {
  z-index: 1;
  background: #f8f7f2;
  transform: translateY(-7px);
  box-shadow: 0 22px 60px rgba(17, 18, 22, 0.08);
}

.card-number {
  display: block;
  color: #85878d;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
}

.card-icon {
  width: 78px;
  margin: 72px 0 42px;
}

.card-icon svg {
  width: 100%;
  fill: none;
  stroke: var(--ink);
  stroke-width: 1.2;
}

.capability-card h3 {
  margin: 0 0 14px;
  font-family: var(--display);
  font-size: 2.3rem;
  font-weight: 400;
}

.capability-card p {
  min-height: 76px;
  margin: 0;
  color: var(--ink-soft);
}

.capability-card ul {
  display: grid;
  gap: 8px;
  padding: 24px 0 0;
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  color: #404248;
  font-size: 0.82rem;
}

.capability-card li::before {
  content: "+";
  margin-right: 9px;
  color: var(--acid-deep);
  font-weight: 800;
}

.approach {
  color: #f5f5f0;
  background: var(--night);
}

.approach-inner {
  padding-block: 130px;
}

.section-heading-light > p,
.section-heading-light .section-index {
  color: rgba(255, 255, 255, 0.58);
}

.process-list {
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line-light);
  list-style: none;
}

.process-step {
  display: grid;
  grid-template-columns: 70px 0.6fr 1fr 0.7fr;
  gap: 28px;
  align-items: center;
  min-height: 138px;
  border-bottom: 1px solid var(--line-light);
  transition: padding 220ms ease, background-color 220ms ease;
}

.process-step:hover {
  padding-inline: 18px;
  background: rgba(255, 255, 255, 0.035);
}

.process-step > span {
  color: var(--acid);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.process-step h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 2.1rem;
  font-weight: 400;
}

.process-step p {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.9rem;
}

.process-step em {
  justify-self: end;
  color: rgba(255, 255, 255, 0.38);
  font-family: var(--display);
  font-size: 1rem;
}

.principles {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 110px;
}

.principles-copy {
  position: sticky;
  top: 120px;
  align-self: start;
}

.principles-copy > p:last-child {
  max-width: 450px;
  margin-top: 30px;
}

.principle {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 22px;
  padding: 10px 0 44px;
  margin-bottom: 44px;
  border-bottom: 1px solid var(--line);
}

.principle > span {
  padding-top: 8px;
  color: var(--acid-deep);
  font-size: 0.72rem;
  font-weight: 800;
}

.principle h3 {
  margin: 0 0 12px;
  font-family: var(--display);
  font-size: 2.25rem;
  font-weight: 400;
}

.principle p {
  margin: 0;
  color: var(--ink-soft);
}

.contact {
  position: relative;
  overflow: hidden;
  color: var(--night);
  background: var(--acid);
}

.contact-grid {
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(9, 10, 13, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(9, 10, 13, 0.22) 1px, transparent 1px);
  mask-image: none;
}

.contact-inner {
  position: relative;
  z-index: 1;
  padding-block: 120px;
}

.contact .section-index {
  color: rgba(9, 10, 13, 0.58);
}

.contact h2 {
  font-size: clamp(4rem, 8vw, 8rem);
}

.contact-inner > p:not(.section-index) {
  max-width: 600px;
  margin: 30px 0 38px;
  font-size: 1.12rem;
}

.button-light {
  color: #fff;
  background: var(--night);
}

.button-light:hover,
.button-light:focus-visible {
  box-shadow: 0 14px 36px rgba(9, 10, 13, 0.22);
}

.contact-form {
  max-width: 820px;
  padding-top: 8px;
}

.contact-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 22px;
}

.contact-fields label {
  display: grid;
  gap: 9px;
}

.contact-fields label > span {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-fields label em {
  margin-left: 6px;
  color: rgba(9, 10, 13, 0.54);
  font-style: normal;
  font-weight: 650;
}

.contact-fields input,
.contact-fields textarea {
  width: 100%;
  padding: 14px 0;
  color: var(--night);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(9, 10, 13, 0.42);
  border-radius: 0;
  font: inherit;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.contact-fields textarea {
  resize: vertical;
  min-height: 132px;
}

.contact-fields input:focus,
.contact-fields textarea:focus {
  border-color: var(--night);
  box-shadow: 0 1px 0 var(--night);
}

.contact-field-wide {
  grid-column: 1 / -1;
}

.contact-trap {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.contact-submit-row {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 34px;
}

.contact-submit-row .button {
  border: 0;
  cursor: pointer;
}

.contact-submit-row .button:disabled {
  cursor: wait;
  opacity: 0.62;
  transform: none;
}

.contact-note {
  max-width: 310px;
  margin: 0;
  color: rgba(9, 10, 13, 0.62);
  font-size: 0.75rem;
}

.contact-response {
  min-height: 1.5em;
  margin: 18px 0 0;
  font-size: 0.86rem;
  font-weight: 700;
}

.contact-response[data-state="success"] {
  color: #173500;
}

.contact-response[data-state="error"] {
  color: #5a1010;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  gap: 24px;
  min-height: 130px;
  padding-inline: max(24px, calc((100vw - 1180px) / 2));
  color: rgba(255, 255, 255, 0.58);
  background: var(--night);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer p {
  margin: 0;
  text-align: center;
}

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

.footer-brand {
  color: #fff;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay { transition-delay: 180ms; }
.reveal-delay-short { transition-delay: 90ms; }
.reveal-delay-long { transition-delay: 180ms; }

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes spin-reverse {
  to { transform: rotate(-360deg); }
}

@media (max-width: 960px) {
  :root {
    --shell: min(100% - 40px, 760px);
  }

  .site-header {
    height: 76px;
    padding-inline: 20px;
  }

  .nav-toggle {
    position: relative;
    z-index: 3;
    display: grid;
    gap: 7px;
    width: 44px;
    height: 44px;
    place-content: center;
    color: #fff;
    background: transparent;
    border: 0;
  }

  .nav-toggle span:not(.sr-only) {
    display: block;
    width: 23px;
    height: 1px;
    background: currentColor;
    transition: transform 180ms ease;
  }

  .nav-toggle[aria-expanded="true"] span:nth-last-child(2) {
    transform: translateY(4px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }

  .primary-nav {
    position: fixed;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 26px;
    padding: 80px 32px;
    background: rgba(9, 10, 13, 0.98);
    font-family: var(--display);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    text-transform: none;
    visibility: hidden;
    opacity: 0;
    transition: opacity 180ms ease, visibility 180ms ease;
  }

  .primary-nav.is-open {
    visibility: visible;
    opacity: 1;
  }

  .nav-cta {
    margin-top: 10px;
    padding: 14px 18px;
    font-family: var(--sans);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    gap: 44px;
    min-height: auto;
    padding: 132px 20px 28px;
  }

  .hero h1 {
    font-size: clamp(3.6rem, 12vw, 6rem);
  }

  .hero-system {
    justify-self: center;
    width: min(420px, 80vw);
  }

  .hero-foot {
    grid-column: auto;
  }

  .statement,
  .section-heading,
  .principles {
    grid-template-columns: 1fr;
  }

  .statement {
    gap: 18px;
    padding-block: 90px;
  }

  .section-heading {
    gap: 26px;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .capability-card:last-child {
    border-bottom: 0;
  }

  .card-icon {
    margin-block: 42px 28px;
  }

  .capability-card p {
    min-height: auto;
  }

  .process-step {
    grid-template-columns: 48px 0.65fr 1.35fr;
  }

  .process-step em {
    display: none;
  }

  .principles {
    gap: 60px;
  }

  .principles-copy {
    position: static;
  }
}

@media (max-width: 620px) {
  :root {
    --shell: calc(100% - 32px);
  }

  .brand span {
    font-size: 0.67rem;
  }

  .hero {
    padding-inline: 16px;
  }

  .hero h1 {
    font-size: clamp(3.2rem, 16vw, 4.7rem);
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-system {
    width: 88vw;
  }

  .hero-foot {
    grid-template-columns: 32px 1fr;
  }

  .hero-scroll {
    display: none;
  }

  .statement,
  .capabilities,
  .principles,
  .approach-inner {
    padding-block: 82px;
  }

  .statement-copy {
    font-size: 2.35rem;
  }

  .section-heading {
    margin-bottom: 46px;
  }

  .section-heading h2,
  .principles h2 {
    font-size: 3.1rem;
  }

  .capability-card {
    padding-inline: 18px;
  }

  .process-step {
    grid-template-columns: 38px 1fr;
    gap: 10px 16px;
    padding-block: 24px;
  }

  .process-step p {
    grid-column: 2;
  }

  .principle {
    grid-template-columns: 34px 1fr;
  }

  .contact-inner {
    padding-block: 86px;
  }

  .contact h2 {
    font-size: 4.2rem;
  }

  .contact-fields {
    grid-template-columns: 1fr;
  }

  .contact-field-wide {
    grid-column: auto;
  }

  .contact-submit-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .site-footer {
    grid-template-columns: 1fr;
    justify-items: start;
    padding-block: 34px;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}