:root {
  --navy-950: #010e24;
  --navy-900: #031024;
  --navy-850: #041329;
  --navy-800: #071833;
  --navy-700: #112036;
  --navy-650: #1c2a41;
  --rail-blue: #1677d8;
  --rail-cyan: #00d2ff;
  --rail-teal: #15a6a6;
  --rail-green: #78c84a;
  --steel-100: #f7f9fc;
  --steel-150: #eef3f8;
  --steel-200: #d7dee8;
  --steel-500: #7b8794;
  --text-dark: #071833;
  --text-muted: #4b5563;
  --text-light: #d6e3ff;
  --text-soft: #aab8c9;
  --white: #ffffff;
  --container: 1240px;
  --radius-sm: 2px;
  --radius-md: 6px;
  --radius-lg: 8px;
  color-scheme: dark;
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  background: var(--navy-950);
  color: var(--text-light);
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  overflow-x: clip;
}

img {
  display: block;
  max-width: 100%;
}

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

:focus-visible {
  outline: 3px solid rgba(0, 210, 255, 0.42);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 100;
  transform: translateY(-160%);
  background: var(--rail-cyan);
  color: var(--navy-950);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 800;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(1, 14, 36, 0.94);
  border-bottom: 1px solid rgba(133, 147, 153, 0.22);
  backdrop-filter: blur(18px);
}

.nav,
.hero-grid,
.section,
.band-inner,
.signal-strip,
.cta-section,
.site-footer,
.page-hero {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  flex: 0 0 auto;
}

.brand img {
  width: clamp(150px, 18vw, 230px);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  color: var(--text-soft);
  font-size: 0.88rem;
  font-weight: 800;
}

.nav-menu a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-menu a:not(.nav-cta):hover,
.nav-menu a[aria-current="page"] {
  color: var(--rail-cyan);
}

.nav-cta,
.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-weight: 900;
  line-height: 1;
  text-align: center;
}

.nav-cta {
  padding: 0.78rem 1rem;
  background: var(--rail-cyan);
  color: var(--navy-950);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(133, 147, 153, 0.38);
  border-radius: var(--radius-md);
  background: var(--navy-700);
  padding: 0.65rem;
}

.nav-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--text-light);
}

.hero {
  position: relative;
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: clamp(3rem, 7vw, 6rem) 0 2rem;
  border-bottom: 1px solid rgba(133, 147, 153, 0.18);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(214, 227, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(214, 227, 255, 0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--rail-blue), var(--rail-teal), var(--rail-green));
}

.hero-media {
  position: absolute;
  inset: 0;
  opacity: 0.31;
}

.hero-media picture {
  display: block;
  width: 100%;
  height: 100%;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.92) contrast(1.06);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(1, 14, 36, 0.74);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(410px, 0.72fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--rail-cyan);
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

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

h1,
h2 {
  letter-spacing: 0;
  overflow-wrap: break-word;
  text-wrap: balance;
}

h1 {
  max-width: 980px;
  margin-bottom: 1rem;
  font-size: clamp(2.7rem, 6.4vw, 5.7rem);
  line-height: 0.98;
}

h2 {
  max-width: 980px;
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4.4vw, 4rem);
  line-height: 1.04;
}

h3 {
  margin-bottom: 0.55rem;
  font-size: 1.08rem;
  line-height: 1.2;
}

.hero-lede {
  max-width: 820px;
  margin-bottom: 0;
  color: var(--text-light);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 700;
  line-height: 1.32;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  padding: 0.95rem 1.1rem;
  border: 1px solid transparent;
}

.button-primary {
  background: var(--rail-cyan);
  color: var(--navy-950);
}

.button-secondary {
  border-color: rgba(214, 227, 255, 0.46);
  background: rgba(7, 24, 51, 0.6);
  color: var(--white);
}

.button-light {
  background: var(--white);
  color: var(--navy-950);
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 0.75rem;
  color: var(--rail-cyan);
  font-weight: 900;
}

.text-link::after {
  content: ">";
  margin-left: 0.55rem;
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
}

.ops-console,
.control-panel {
  border: 1px solid rgba(133, 147, 153, 0.32);
  border-radius: var(--radius-lg);
  background: rgba(1, 14, 36, 0.86);
}

.ops-console {
  padding: clamp(1rem, 2vw, 1.35rem);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

.console-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--text-soft);
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.console-header strong {
  color: var(--rail-green);
}

.console-rail {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  height: 12px;
  margin: 1.35rem 0;
  border: 1px solid rgba(133, 147, 153, 0.34);
}

.console-rail span:nth-child(1) { background: var(--rail-blue); }
.console-rail span:nth-child(2) { background: var(--rail-teal); }
.console-rail span:nth-child(3) { background: var(--rail-green); }

.run-list {
  display: grid;
  gap: 0.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.run-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 0.75rem;
  min-height: 88px;
  align-items: start;
  padding: 0.8rem;
  border: 1px solid rgba(133, 147, 153, 0.25);
  border-radius: var(--radius-md);
  background: rgba(17, 32, 54, 0.72);
}

.run-list span,
.card-index,
.product-code {
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  color: var(--rail-cyan);
  font-size: 0.78rem;
  font-weight: 900;
}

.run-list span {
  grid-row: 1 / 3;
}

.run-list strong {
  display: block;
  grid-column: 2;
}

.run-list small {
  display: block;
  grid-column: 2;
  margin-top: 0.3rem;
  color: var(--text-soft);
  font-size: 0.82rem;
}

.console-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 1rem 0 0;
  border: 1px solid rgba(133, 147, 153, 0.25);
}

.console-metrics div {
  padding: 0.75rem;
}

.console-metrics div + div {
  border-left: 1px solid rgba(133, 147, 153, 0.25);
}

.console-metrics dt {
  color: var(--text-soft);
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
}

.console-metrics dd {
  margin: 0.25rem 0 0;
  color: var(--text-light);
  font-size: 0.82rem;
  font-weight: 800;
}

.signal-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-inline: 1px solid rgba(133, 147, 153, 0.22);
  border-bottom: 1px solid rgba(133, 147, 153, 0.22);
}

.signal-strip span {
  min-height: 70px;
  display: flex;
  align-items: center;
  padding: 1rem;
  color: var(--text-soft);
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.signal-strip span + span {
  border-left: 1px solid rgba(133, 147, 153, 0.22);
}

.section {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.section-heading {
  max-width: 820px;
}

.section-heading p:not(.eyebrow),
.page-hero p,
.pilot-box p,
.cta-section p {
  color: var(--text-soft);
  font-size: 1.05rem;
}

.value-grid,
.technical-grid,
.capability-matrix {
  display: grid;
  gap: 1px;
  margin-top: 2rem;
  background: rgba(133, 147, 153, 0.26);
  border: 1px solid rgba(133, 147, 153, 0.26);
}

.value-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.technical-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.capability-matrix {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 0;
}

.value-grid article,
.technical-grid article,
.capability-matrix article {
  min-width: 0;
  min-height: 184px;
  padding: 1.2rem;
  background: var(--navy-900);
}

.value-grid p,
.technical-grid p,
.capability-matrix p,
.technical-list p,
.deep-architecture p {
  margin-bottom: 0;
  color: var(--text-soft);
}

.band {
  background: var(--steel-100);
  color: var(--text-dark);
}

.band-inner {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.band .eyebrow,
.band .text-link {
  color: #006b82;
}

.band .section-heading p:not(.eyebrow),
.band .workflow span,
.band .technical-list p {
  color: var(--text-muted);
}

.workflow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 1px;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  background: var(--steel-200);
  border: 1px solid var(--steel-200);
}

.workflow.compact {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.workflow li {
  min-width: 0;
  min-height: 132px;
  padding: 1rem;
  background: var(--white);
}

.workflow span {
  display: block;
  margin-bottom: 1rem;
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.workflow strong {
  display: block;
  color: var(--text-dark);
  line-height: 1.25;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.split.reverse {
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
}

.sticky-heading {
  position: sticky;
  top: 108px;
}

.control-panel {
  padding: clamp(1.1rem, 2vw, 1.5rem);
}

.control-panel h3 {
  margin-bottom: 1rem;
}

.control-panel ul {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.control-panel li {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 0.75rem;
  color: var(--text-soft);
}

.control-panel li span {
  width: 9px;
  height: 9px;
  margin-top: 0.45rem;
  background: var(--rail-green);
}

.architecture-preview {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.architecture-map {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--steel-200);
  border: 1px solid var(--steel-200);
}

.architecture-map span {
  min-width: 0;
  min-height: 104px;
  display: flex;
  align-items: center;
  padding: 1rem;
  background: var(--white);
  color: var(--text-dark);
  font-weight: 900;
}

.pilot {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.pilot-box {
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid rgba(133, 147, 153, 0.28);
  border-radius: var(--radius-lg);
  background: var(--navy-700);
}

.cta-section {
  margin-bottom: clamp(3rem, 6vw, 5rem);
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid rgba(133, 147, 153, 0.32);
  border-radius: var(--radius-lg);
  background: var(--navy-700);
}

.cta-section h2 {
  max-width: 900px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem 0 3rem;
  border-top: 1px solid rgba(133, 147, 153, 0.22);
  color: var(--text-soft);
}

.site-footer img {
  width: 180px;
  margin-bottom: 0.75rem;
}

.site-footer p {
  margin-bottom: 0;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1rem;
  font-weight: 800;
}

.site-footer a:hover {
  color: var(--rail-cyan);
}

.page-hero {
  padding-block: clamp(4rem, 9vw, 7rem);
  border-bottom: 1px solid rgba(133, 147, 153, 0.22);
}

.page-hero h1 {
  max-width: 1040px;
}

.page-hero p:not(.eyebrow) {
  max-width: 820px;
}

.technical-list {
  display: grid;
  gap: 1px;
  background: rgba(133, 147, 153, 0.28);
  border: 1px solid rgba(133, 147, 153, 0.28);
}

.technical-list article {
  padding: 1.15rem;
  background: var(--white);
}

.technical-list h3 {
  color: var(--text-dark);
}

.deep-architecture {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(133, 147, 153, 0.26);
  border: 1px solid rgba(133, 147, 153, 0.26);
}

.deep-architecture article {
  min-width: 0;
  min-height: 230px;
  padding: 1.1rem;
  background: var(--navy-900);
}

.deep-architecture span {
  display: block;
  margin-bottom: 1.5rem;
  color: var(--rail-cyan);
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  font-weight: 900;
}

@media (max-width: 1080px) {
  .hero-grid,
  .split,
  .split.reverse,
  .architecture-preview,
  .pilot {
    grid-template-columns: 1fr;
  }

  .sticky-heading {
    position: static;
  }

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

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

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

  .signal-strip span:nth-child(odd) {
    border-left: 0;
  }
}

@media (max-width: 860px) {
  .nav,
  .hero-grid,
  .section,
  .band-inner,
  .signal-strip,
  .cta-section,
  .site-footer,
  .page-hero {
    width: min(100% - 32px, var(--container));
  }

  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    left: 16px;
    right: 16px;
    top: 84px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.7rem;
    border: 1px solid rgba(133, 147, 153, 0.32);
    border-radius: var(--radius-lg);
    background: var(--navy-900);
  }

  .nav-menu.is-open {
    display: flex;
  }

  .nav-menu a {
    padding-inline: 0.8rem;
  }

  .nav-cta {
    margin-top: 0.5rem;
  }

  .hero {
    min-height: auto;
  }

  .ops-console {
    max-width: 640px;
  }

  .value-grid,
  .technical-grid,
  .capability-matrix,
  .deep-architecture {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: 2.75rem;
    line-height: 1.08;
  }

  h2 {
    font-size: 2rem;
    line-height: 1.1;
  }

  .page-hero h1 {
    font-size: 2.55rem;
  }

  .hero-lede {
    font-size: 1.1rem;
    line-height: 1.34;
  }

  .section-heading p:not(.eyebrow),
  .page-hero p,
  .pilot-box p,
  .cta-section p {
    font-size: 1rem;
  }

  .value-grid article,
  .technical-grid article,
  .capability-matrix article,
  .deep-architecture article {
    min-height: auto;
  }

  .hero-actions,
  .button,
  .nav-cta {
    width: 100%;
  }

  .console-metrics,
  .workflow,
  .workflow.compact,
  .architecture-map,
  .signal-strip {
    grid-template-columns: 1fr;
  }

  .console-metrics div + div,
  .signal-strip span + span {
    border-left: 0;
    border-top: 1px solid rgba(133, 147, 153, 0.25);
  }

  .run-list li {
    grid-template-columns: 1fr;
  }

  .run-list span,
  .run-list strong,
  .run-list small {
    grid-column: 1;
  }

  .run-list span {
    grid-row: auto;
  }
}