:root {
  --bg: #05070a;
  --panel: #0c1118;
  --panel-2: #101824;
  --text: #f5f8fb;
  --muted: #a9b6c6;
  --soft: #6f7f91;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #5fb5ff;
  --accent-2: #8ee6d2;
  --warning: #f5c86b;
  --max: 1160px;
  --radius: 8px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  color: var(--text);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  letter-spacing: 0;
  background:
    radial-gradient(circle at top left, rgba(95, 181, 255, 0.16), transparent 34rem),
    linear-gradient(180deg, #05070a 0%, #080d13 46%, #05070a 100%);
}

body.nav-open {
  overflow: hidden;
}

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

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

[hidden] {
  display: none !important;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 7, 10, 0.86);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(var(--max), calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: grid;
  gap: 0;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.1;
}

.brand span {
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 650;
  letter-spacing: 0.12em;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  font-size: 1.35rem;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 2px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.88rem;
  padding: 10px 11px;
  border-radius: var(--radius);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

.hero,
.page-hero,
.section,
.footer-inner {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  min-height: calc(100svh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  align-items: center;
  gap: 52px;
  padding: 72px 0 64px;
}

.page-hero {
  padding: 88px 0 40px;
  max-width: 980px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-2);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 750;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.6rem, 7vw, 6.25rem);
}

.page-hero h1 {
  font-size: clamp(2.4rem, 6vw, 5.1rem);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3.25rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  color: var(--muted);
  margin: 0;
}

.lead {
  color: #d8e1ec;
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  max-width: 780px;
  margin-top: 22px;
}

.hero-title-note {
  color: var(--accent);
  font-weight: 650;
  margin-top: 14px;
}

.hero-media {
  min-height: 520px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.hero-media img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(5, 7, 10, 0.62));
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: #f6fbff;
  color: #05101a;
  font-weight: 750;
  white-space: nowrap;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.button:hover {
  transform: translateY(-1px);
}

.section {
  padding: 76px 0;
}

.section.compact {
  padding: 42px 0;
}

.section-header {
  display: grid;
  gap: 14px;
  max-width: 850px;
  margin-bottom: 28px;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.project-card,
.stat,
.timeline-item,
.callout,
.diagram {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
}

.card,
.stat,
.timeline-item,
.callout,
.diagram {
  padding: 22px;
}

.stat strong {
  display: block;
  color: var(--text);
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 10px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: #dce8f5;
  background: rgba(95, 181, 255, 0.08);
  font-size: 0.78rem;
}

.image-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.image-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.image-card figcaption {
  padding: 12px 14px 14px;
  color: var(--muted);
  font-size: 0.9rem;
}

.project-card {
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
}

.project-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.project-card-body {
  padding: 20px;
  display: grid;
  align-content: start;
  gap: 12px;
}

.project-card p,
.card p,
.timeline-item p {
  margin-top: 8px;
}

.project-card:hover {
  border-color: rgba(95, 181, 255, 0.48);
}

.patent-grid {
  align-items: start;
}

.patent-card {
  position: relative;
  min-height: 180px;
  display: grid;
  gap: 10px;
}

.patent-preview {
  position: absolute;
  left: 18px;
  right: 18px;
  top: calc(100% - 8px);
  z-index: 12;
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(95, 181, 255, 0.36);
  border-radius: var(--radius);
  background: rgba(6, 10, 15, 0.98);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.patent-preview img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  border-radius: var(--radius);
  background: #f7f8fb;
}

.patent-card:hover .patent-preview,
.patent-card:focus-visible .patent-preview {
  opacity: 1;
  transform: translateY(0);
}

.career-map,
.process-flow,
.truth-flow {
  display: grid;
  gap: 12px;
}

.career-map {
  grid-template-columns: repeat(9, minmax(120px, 1fr));
  overflow-x: auto;
  padding-bottom: 8px;
}

.career-node {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  min-height: 92px;
  padding: 14px;
  display: grid;
  align-content: center;
  gap: 6px;
}

.career-node strong {
  color: var(--text);
}

.career-node span {
  color: var(--muted);
  font-size: 0.82rem;
}

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

.process-step {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-2);
}

.process-step b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #06101a;
  margin-bottom: 12px;
}

.truth-flow {
  grid-template-columns: repeat(8, minmax(118px, 1fr));
  overflow-x: auto;
}

.truth-flow span {
  min-height: 74px;
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(95, 181, 255, 0.08);
  padding: 10px;
  color: #e8f3ff;
  font-weight: 700;
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 22px;
}

.timeline-item time {
  color: var(--accent-2);
  font-weight: 750;
}

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.filter-button {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
}

.filter-button[aria-pressed="true"] {
  background: var(--accent);
  color: #06101a;
  border-color: transparent;
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 1.05fr);
  gap: 28px;
  align-items: center;
}

.download-list {
  display: grid;
  gap: 12px;
}

.download-list a {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
}

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 64px;
  background: #040609;
}

.footer-inner {
  padding: 34px 0;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted);
}

.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;
}

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    position: fixed;
    inset: 72px 16px auto 16px;
    display: none;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(8, 13, 19, 0.98);
    box-shadow: var(--shadow);
  }

  body.nav-open .site-nav {
    display: grid;
    justify-content: stretch;
  }

  .site-nav a {
    padding: 13px 12px;
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 46px;
  }

  .hero-media,
  .hero-media img {
    min-height: 420px;
  }

  .grid.three,
  .grid.four,
  .process-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .grid.two,
  .grid.three,
  .grid.four,
  .process-flow,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 54px 0;
  }

  .page-hero {
    padding-top: 58px;
  }

  .hero-media,
  .hero-media img {
    min-height: 340px;
  }

  .footer-inner {
    display: grid;
  }
}