:root {
  color-scheme: dark;
  --ink: #f3efe5;
  --muted: #aaa59d;
  --dim: #706d68;
  --base: #0b0b0c;
  --base-2: #141415;
  --base-3: #19191b;
  --line: rgba(243, 239, 229, 0.14);
  --line-strong: rgba(243, 239, 229, 0.25);
  --accent: #ef6a5b;
  --accent-dark: #4d1e1a;
  --paper: #f3efe5;
  --paper-ink: #171616;
  --paper-muted: #625f59;
  --shell: min(1180px, calc(100vw - 40px));
  --radius: 3px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--base);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  transform: translateY(-160%);
  background: var(--accent);
  color: var(--base);
  font-weight: 750;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 11, 12, 0.94);
}

.nav-wrap {
  min-height: 78px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
}

.brand {
  width: max-content;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 760;
  letter-spacing: -0.015em;
  text-decoration: none;
}

.brand-mark {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.2;
}

nav {
  display: flex;
  gap: 30px;
}

nav a {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  text-decoration: none;
}

nav a:hover,
nav a:focus-visible,
nav a[aria-current="page"] {
  color: var(--ink);
}

nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 8px;
}

.button {
  width: max-content;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 12px 18px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: #140b0a;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(239, 106, 91, 0.16);
}

.button-small {
  min-height: 40px;
  justify-self: end;
  padding: 8px 14px;
  background: transparent;
  color: var(--ink);
}

.hero {
  min-height: 720px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
  align-items: center;
  gap: clamp(52px, 8vw, 120px);
  padding-block: 92px;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0 52% 0 calc(50% - 50vw);
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(90deg, black, transparent 94%);
  opacity: 0.32;
}

.hero > *,
.page-hero > *,
.contact-page > * {
  min-width: 0;
}

.eyebrow,
.section-label,
.model-kicker {
  margin: 0 0 24px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.71rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-dot {
  width: 7px;
  height: 7px;
  display: inline-block;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(239, 106, 91, 0.55);
}

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

h1,
h2 {
  font-weight: 740;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

h1 {
  max-width: 790px;
  margin-bottom: 30px;
  font-size: clamp(3.7rem, 6.6vw, 6.9rem);
}

.hero-lede {
  max-width: 690px;
  margin-bottom: 38px;
  color: #c1bdb5;
  font-size: clamp(1.08rem, 1.5vw, 1.35rem);
  line-height: 1.55;
}

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

.text-link {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
  text-decoration-color: var(--accent-dark);
  text-underline-offset: 5px;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--accent);
}

.operating-model {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(25, 25, 27, 0.98), rgba(12, 12, 13, 0.98));
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.24);
}

.model-head {
  padding: 25px 24px 22px;
  border-bottom: 1px solid var(--line);
}

.model-kicker {
  margin-bottom: 9px;
}

.model-head h2 {
  max-width: 380px;
  margin: 0;
  font-size: clamp(1.55rem, 2.4vw, 2.2rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.model-flow {
  margin: 0;
  padding: 0;
  list-style: none;
}

.model-flow li {
  min-height: 87px;
  display: grid;
  grid-template-columns: 34px 1fr;
  align-content: center;
  gap: 0 13px;
  padding: 15px 24px;
  border-bottom: 1px solid var(--line);
}

.model-flow li:last-child {
  border-bottom: 0;
}

.model-flow span {
  grid-row: span 2;
  color: var(--dim);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.65rem;
  padding-top: 2px;
}

.model-flow strong,
.model-flow small {
  display: block;
}

.model-flow strong {
  font-size: 0.91rem;
}

.model-flow small {
  color: var(--dim);
  font-size: 0.73rem;
}

.signal-strip {
  border-block: 1px solid var(--line);
  background: var(--base-2);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.signal-grid p {
  margin: 0;
  padding: 19px 20px;
  border-right: 1px solid var(--line);
  color: #bbb6ae;
  font-size: 0.72rem;
  font-weight: 680;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.signal-grid p:first-child {
  border-left: 1px solid var(--line);
}

.signal-grid span {
  margin-right: 12px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.section {
  padding-block: 130px;
}

.page-hero {
  min-height: 650px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  align-items: center;
  gap: clamp(52px, 9vw, 140px);
  padding-block: 100px;
  position: relative;
}

.page-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0 56% 0 calc(50% - 50vw);
  background-image: linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(90deg, black, transparent 94%);
  opacity: 0.3;
}

.page-hero h1 {
  font-size: clamp(3.5rem, 6vw, 6.4rem);
}

.page-hero-aside {
  padding: 30px;
  border-left: 1px solid var(--accent);
}

.page-hero-aside p {
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 1.08rem;
}

.product-heading,
.section-heading {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(48px, 9vw, 135px);
  align-items: end;
  margin-bottom: 76px;
}

.section h2 {
  margin-bottom: 0;
  font-size: clamp(2.8rem, 5vw, 5.35rem);
}

.product-name {
  margin-bottom: 14px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-heading > p,
.section-heading > p {
  margin-bottom: 2px;
  color: var(--muted);
  font-size: 1.04rem;
}

.compact-heading {
  align-items: start;
}

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

.path-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  padding: 34px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: background-color 160ms ease, transform 160ms ease;
}

.path-card:hover,
.path-card:focus-visible {
  background: var(--base-2);
  transform: translateY(-3px);
}

.path-card span {
  margin-bottom: 60px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.path-card h3 {
  margin-bottom: 12px;
  font-size: 1.55rem;
  letter-spacing: -0.03em;
}

.path-card p {
  color: var(--muted);
  font-size: 0.9rem;
}

.path-card strong {
  margin-top: auto;
  color: var(--ink);
  font-size: 0.78rem;
}

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

.capability-grid article {
  min-height: 275px;
  padding: 30px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.capability-grid .capability-wide {
  min-height: 220px;
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 90px minmax(180px, 0.65fr) minmax(280px, 1.35fr);
  align-items: center;
  gap: 20px;
}

.article-index,
.principle-list > article > span {
  display: block;
  margin-bottom: 62px;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
}

.capability-wide .article-index {
  margin-bottom: 0;
}

.capability-grid h3,
.principle-list h3 {
  margin-bottom: 14px;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.capability-wide h3,
.capability-wide p {
  margin-bottom: 0;
}

.capability-grid p,
.principle-list p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.disclosure {
  max-width: 760px;
  margin: 34px 0 0 auto;
  padding-left: 18px;
  border-left: 2px solid var(--accent);
  color: var(--dim);
  font-size: 0.79rem;
}

.section-light {
  width: 100%;
  background: var(--paper);
  color: var(--paper-ink);
}

.section-light .section-label {
  color: #a4362d;
}

.section-light .section-heading > p {
  color: var(--paper-muted);
}

.principle-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid rgba(23, 22, 22, 0.17);
  border-left: 1px solid rgba(23, 22, 22, 0.17);
}

.principle-list article {
  min-height: 245px;
  padding: 30px;
  border-right: 1px solid rgba(23, 22, 22, 0.17);
  border-bottom: 1px solid rgba(23, 22, 22, 0.17);
}

.principle-list > article > span {
  margin-bottom: 42px;
  color: #a4362d;
}

.principle-list p {
  max-width: 480px;
  color: var(--paper-muted);
}

.company-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(60px, 10vw, 150px);
}

.company-grid p {
  color: var(--muted);
  font-size: 1.04rem;
}

.company-grid p + p {
  margin-top: 25px;
}

.closing {
  min-height: 330px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 60px;
  margin-bottom: 110px;
  background: var(--accent);
  color: #160b0a;
}

.closing .eyebrow {
  color: #65231d;
}

.closing h2 {
  max-width: 730px;
  margin: 0;
  font-size: clamp(2.4rem, 4.5vw, 4.7rem);
}

.button-dark {
  flex: 0 0 auto;
  border-color: var(--base);
  background: var(--base);
  color: var(--ink);
}

.site-footer {
  border-top: 1px solid var(--line);
}

.footer-grid {
  min-height: 130px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 30px;
}

.footer-grid p {
  margin: 0;
  color: var(--dim);
  font-size: 0.75rem;
}

.footer-grid p:last-child {
  justify-self: end;
}

.not-found {
  min-height: calc(100vh - 209px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.55fr);
  align-items: center;
  gap: 70px;
  padding-block: 80px;
}

.not-found-code {
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: clamp(6rem, 18vw, 13rem);
  font-weight: 800;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.contact-page {
  min-height: calc(100vh - 209px);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
  align-items: center;
  gap: clamp(60px, 10vw, 150px);
  padding-block: 100px;
}

.contact-page h1 {
  font-size: clamp(3.6rem, 6.3vw, 6.7rem);
}

.contact-panel {
  padding: 38px;
  border: 1px solid var(--line-strong);
  background: var(--base-2);
}

.contact-panel h2 {
  margin-bottom: 22px;
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 1;
}

.contact-panel > p:not(.model-kicker),
.contact-panel small {
  color: var(--muted);
}

.contact-panel .button {
  margin-block: 16px 28px;
}

.contact-panel small {
  display: block;
  font-size: 0.74rem;
}

:focus-visible {
  outline: 3px solid #8ebeff;
  outline-offset: 4px;
}

@media (max-width: 940px) {
  .nav-wrap {
    grid-template-columns: 1fr auto;
    padding-top: 16px;
  }

  nav {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    justify-content: space-between;
    gap: 20px;
    padding: 13px 0 16px;
    border-top: 1px solid var(--line);
    overflow-x: auto;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .page-hero,
  .contact-page {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .operating-model {
    max-width: 640px;
  }

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

  .capability-grid .capability-wide {
    grid-column: auto;
    display: block;
    min-height: 275px;
  }

  .capability-wide .article-index {
    margin-bottom: 62px;
  }

  .capability-wide h3 {
    margin-bottom: 14px;
  }

  .product-heading,
  .section-heading,
  .company-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }

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

  .not-found {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  :root {
    --shell: min(100% - 28px, 1180px);
  }

  .site-header .button-small {
    display: none;
  }

  .nav-wrap {
    min-height: 0;
    grid-template-columns: 1fr;
    padding-top: 14px;
  }

  nav {
    gap: 22px;
    justify-content: flex-start;
    margin-inline: -14px;
    width: calc(100% + 28px);
    padding-inline: 14px;
  }

  nav a {
    flex: 0 0 auto;
  }

  .hero {
    gap: 48px;
    padding-block: 70px;
  }

  .page-hero,
  .contact-page {
    gap: 38px;
    padding-block: 68px;
  }

  .page-hero h1,
  .contact-page h1 {
    font-size: clamp(2.55rem, 12vw, 4.7rem);
  }

  .page-hero-aside,
  .contact-panel {
    padding: 25px;
  }

  h1 {
    font-size: clamp(2.55rem, 12vw, 4.7rem);
  }

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

  .operating-model {
    margin-inline: -1px;
  }

  .signal-grid,
  .capability-grid,
  .principle-list,
  .path-grid {
    grid-template-columns: 1fr;
  }

  .signal-grid p {
    border-bottom: 1px solid var(--line);
  }

  .section {
    padding-block: 88px;
  }

  .product-heading,
  .section-heading {
    margin-bottom: 50px;
  }

  .capability-grid article,
  .capability-grid .capability-wide {
    min-height: 235px;
  }

  .closing {
    width: 100%;
    min-height: 370px;
    margin-bottom: 70px;
    padding: 48px 22px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    padding-block: 40px;
  }

  .footer-grid p:last-child {
    justify-self: start;
  }
}

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

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