:root {
  color-scheme: light;
  --ink: #0b1918;
  --ink-soft: #324340;
  --paper: #f3f0e8;
  --paper-bright: #fbfaf6;
  --line: rgba(11, 25, 24, 0.16);
  --accent: #b9ff66;
  --accent-deep: #4f7d2b;
  --blue: #2c55e8;
  --blue-soft: #dfe6ff;
  --display: "Arial Narrow", "Aptos Display", "Helvetica Neue", Arial, sans-serif;
  --body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --max: 1240px;
  --radius: 28px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: linear-gradient(rgba(11, 25, 24, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 25, 24, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  content: "";
  pointer-events: none;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
  font: inherit;
}

[hidden] {
  display: none !important;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  transform: translateY(-160%);
  border-radius: 8px;
  background: var(--ink);
  color: white;
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(11, 25, 24, 0.09);
  background: rgba(243, 240, 232, 0.88);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-family: var(--display);
  font-size: 1.08rem;
  font-weight: 760;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  background: var(--ink);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.92rem;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-links a,
.mobile-menu a {
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
}

.nav-links a:hover,
.mobile-menu a:hover {
  color: var(--blue);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.mobile-menu {
  padding: 8px 20px 24px;
  border-top: 1px solid var(--line);
}

.mobile-menu a {
  display: block;
  padding: 14px 0;
}

.hero {
  display: grid;
  min-height: calc(100vh - 78px);
  grid-template-columns: minmax(0, 1.35fr) minmax(340px, 0.65fr);
  align-items: center;
  gap: clamp(48px, 7vw, 104px);
  padding-block: 80px 96px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 24px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 30px;
  height: 2px;
  background: var(--blue);
  content: "";
}

.hero h1,
.section-heading,
.contact-panel h2,
.legal-hero h1 {
  margin: 0;
  font-family: var(--display);
  font-weight: 720;
  letter-spacing: -0.065em;
  line-height: 0.94;
}

.hero h1 {
  max-width: 870px;
  font-size: clamp(4rem, 7.6vw, 7.4rem);
}

.hero h1 span {
  display: block;
  color: var(--blue);
}

.hero-copy {
  max-width: 680px;
  margin: 34px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.1rem, 1.55vw, 1.35rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

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

.button-primary {
  background: var(--ink);
  color: white;
}

.button-primary::after {
  content: "↗";
}

.button-secondary {
  background: transparent;
}

.button-secondary:hover {
  background: var(--paper-bright);
}

.system-card {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink);
  color: white;
  box-shadow: 0 34px 80px rgba(11, 25, 24, 0.16);
}

.system-card::after {
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
  filter: blur(1px);
}

.system-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.65);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(185, 255, 102, 0.12);
}

.system-stack {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  margin-top: 78px;
}

.system-node {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
}

.node-index {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.74rem;
}

.system-node strong {
  display: block;
  font-family: var(--display);
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.system-node small {
  display: block;
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.58);
}

.node-state {
  width: 9px;
  height: 9px;
  border: 1px solid var(--accent);
  border-radius: 50%;
}

.system-note {
  position: absolute;
  right: 28px;
  bottom: 28px;
  z-index: 2;
  width: 168px;
  margin: 0;
  color: white;
  font-family: var(--mono);
  font-size: 0.76rem;
  line-height: 1.55;
}

.capability-strip {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: var(--paper-bright);
}

.capability-track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 24px;
  padding: 17px 0;
  animation: drift 28s linear infinite;
  font-family: var(--mono);
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.capability-track span::after {
  margin-left: 24px;
  color: var(--blue);
  content: "◆";
}

@keyframes drift {
  to {
    transform: translateX(-50%);
  }
}

.section {
  padding-block: clamp(96px, 11vw, 160px);
}

.section-kicker {
  margin: 0 0 18px;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading {
  max-width: 900px;
  font-size: clamp(3rem, 5.2vw, 5.6rem);
}

.section-intro {
  max-width: 680px;
  margin: 28px 0 0 auto;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 72px;
}

.service-card {
  min-height: 360px;
  padding: clamp(28px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(251, 250, 246, 0.68);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(44, 85, 232, 0.45);
  box-shadow: 0 24px 60px rgba(11, 25, 24, 0.08);
}

.service-number {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  background: var(--blue-soft);
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 800;
}

.service-card h3 {
  max-width: 420px;
  margin: 74px 0 18px;
  font-family: var(--display);
  font-size: clamp(1.9rem, 3vw, 3rem);
  letter-spacing: -0.05em;
  line-height: 1;
}

.service-card p {
  max-width: 530px;
  margin: 0;
  color: var(--ink-soft);
}

.approach-section {
  background: var(--ink);
  color: white;
}

.approach-section .section-kicker {
  color: var(--accent);
}

.approach-section .section-intro {
  color: rgba(255, 255, 255, 0.66);
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 80px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.approach-step {
  position: relative;
  min-height: 340px;
  padding: 30px 26px;
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.approach-step:first-child {
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.approach-step::before {
  position: absolute;
  top: -6px;
  left: 26px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.approach-step span {
  color: rgba(255, 255, 255, 0.45);
  font-family: var(--mono);
  font-size: 0.75rem;
}

.approach-step h3 {
  margin: 94px 0 18px;
  font-family: var(--display);
  font-size: 1.8rem;
  letter-spacing: -0.04em;
}

.approach-step p {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.94rem;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 80px;
  align-items: start;
}

.about-card {
  position: sticky;
  top: 120px;
  min-height: 390px;
  padding: 32px;
  border-radius: var(--radius);
  background: var(--blue);
  color: white;
}

.about-card p {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.77rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.about-mark {
  margin-top: 96px;
  color: var(--accent);
  font-family: var(--display);
  font-size: clamp(5rem, 10vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.1em;
  line-height: 0.8;
}

.about-card small {
  position: absolute;
  right: 32px;
  bottom: 30px;
  left: 32px;
  color: rgba(255, 255, 255, 0.66);
}

.about-copy .section-heading {
  font-size: clamp(3rem, 5vw, 5rem);
}

.about-copy > p {
  margin: 32px 0 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.principles {
  display: grid;
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid var(--line);
}

.principle {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 26px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.principle strong {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.principle span {
  color: var(--ink-soft);
}

.contact-section {
  padding-block: 0 56px;
}

.contact-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(42px, 7vw, 88px);
  border-radius: var(--radius);
  background: var(--accent);
}

.contact-panel::after {
  position: absolute;
  right: -90px;
  bottom: -180px;
  width: 440px;
  height: 440px;
  border: 76px solid rgba(11, 25, 24, 0.08);
  border-radius: 50%;
  content: "";
}

.contact-panel h2 {
  position: relative;
  z-index: 1;
  max-width: 900px;
  font-size: clamp(3.4rem, 7vw, 7rem);
}

.contact-row {
  position: relative;
  z-index: 1;
  display: flex;
  margin-top: 50px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.contact-row p {
  max-width: 560px;
  margin: 0;
}

.contact-pending {
  padding: 12px 16px;
  border: 1px dashed rgba(11, 25, 24, 0.45);
  border-radius: 12px;
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-footer {
  padding: 30px 0 38px;
}

.footer-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 28px;
}

.footer-row p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.footer-links {
  display: flex;
  gap: 22px;
  font-size: 0.82rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

.legal-main {
  min-height: 70vh;
}

.legal-hero {
  padding: 110px 0 70px;
  border-bottom: 1px solid var(--line);
}

.legal-hero h1 {
  font-size: clamp(4rem, 8vw, 7rem);
}

.legal-hero p {
  margin: 24px 0 0;
  color: var(--ink-soft);
}

.legal-content {
  width: min(calc(100% - 40px), 760px);
  margin-inline: auto;
  padding-block: 72px 120px;
}

.legal-content h2 {
  margin: 48px 0 14px;
  font-family: var(--display);
  font-size: 1.8rem;
  letter-spacing: -0.04em;
}

.legal-content p,
.legal-content li {
  color: var(--ink-soft);
}

.error-main {
  display: grid;
  min-height: calc(100vh - 78px);
  place-items: center;
  padding: 60px 20px;
}

.error-card {
  max-width: 760px;
  text-align: center;
}

.error-code {
  margin: 0;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.error-card h1 {
  margin: 18px 0 24px;
  font-family: var(--display);
  font-size: clamp(4rem, 10vw, 8rem);
  letter-spacing: -0.07em;
  line-height: 0.92;
}

.error-card p {
  max-width: 520px;
  margin: 0 auto 34px;
  color: var(--ink-soft);
}

@media (max-width: 980px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .system-card {
    min-height: 460px;
  }

  .approach-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .approach-step:nth-child(3) {
    border-left: 1px solid rgba(255, 255, 255, 0.15);
  }

  .about-layout {
    grid-template-columns: 1fr;
  }

  .about-card {
    position: relative;
    top: 0;
  }
}

@media (max-width: 720px) {
  .shell {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav-links {
    display: none;
  }

  .menu-button {
    display: block;
  }

  .hero {
    padding-block: 64px 72px;
  }

  .hero h1 {
    font-size: clamp(3.6rem, 17vw, 5.2rem);
  }

  .hero-actions,
  .contact-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .system-card {
    min-height: 500px;
    padding: 22px;
  }

  .system-stack {
    margin-top: 58px;
  }

  .section {
    padding-block: 92px;
  }

  .section-heading {
    font-size: clamp(2.8rem, 14vw, 4.4rem);
  }

  .section-intro {
    margin-left: 0;
  }

  .service-grid,
  .approach-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 330px;
  }

  .approach-step,
  .approach-step:nth-child(3) {
    min-height: 280px;
    border-left: 1px solid rgba(255, 255, 255, 0.15);
  }

  .principle {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .contact-panel {
    padding: 42px 26px;
  }

  .contact-panel h2 {
    font-size: clamp(3.1rem, 16vw, 5rem);
  }

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

@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;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}