:root {
  color-scheme: light;
  --navy: #0a1f3d;
  --navy-2: #0a1f3d;
  --blue: #0d6efd;
  --blue-bright: #0d6efd;
  --orange: #ff8a00;
  --paper: #e6ebf0;
  --white: #ffffff;
  --text: #0a1f3d;
  --muted: #7d8da1;
  --pale: #e6ebf0;
  --line: rgba(230, 238, 248, 0.16);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--white);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: var(--navy);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  min-height: 78px;
  padding: 16px clamp(22px, 5vw, 76px);
  border-bottom: 1px solid rgba(10, 31, 61, 0.08);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  width: min(210px, 42vw);
  text-decoration: none;
}

.brand-link img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.main-nav {
  display: flex;
  justify-content: flex-end;
  gap: clamp(18px, 3vw, 34px);
  color: #7d8da1;
  font-size: 15px;
  font-weight: 600;
}

.main-nav a,
.header-cta {
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--blue);
  outline: none;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  color: var(--white);
  background: var(--navy-2);
  font-weight: 700;
  transition: background 160ms ease, transform 160ms ease;
}

.header-cta:hover,
.header-cta:focus-visible {
  background: var(--blue);
  outline: none;
  transform: translateY(-1px);
}

.hero-section {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 3.7vw, 54px) clamp(22px, 5vw, 76px) clamp(42px, 4.8vw, 68px);
  background: #ffffff;
  border-bottom: 1px solid var(--navy);
}

.hero-inner,
.section-inner,
.footer-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.hero-brand {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(30px, 4.6vw, 62px);
  margin-bottom: 0;
}

.hero-logo {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  object-fit: contain;
  filter: drop-shadow(0 24px 36px rgba(10, 31, 61, 0.1));
}

.hero-headline p {
  max-width: 620px;
  margin: clamp(18px, 1.8vw, 24px) 0 0;
  color: var(--muted);
  font-size: clamp(19px, 2vw, 28px);
  line-height: 1.18;
  letter-spacing: 0.04em;
}

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

h1 {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--navy-2);
  font-size: clamp(44px, 5.1vw, 72px);
  line-height: 0.96;
  font-weight: 700;
  text-align: left;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 24px 0 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  outline: none;
  transform: translateY(-2px);
}

.button-primary {
  color: var(--navy);
  background: var(--orange);
  box-shadow: 0 16px 32px rgba(255, 138, 0, 0.24);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #ff8a00;
}

.button-secondary {
  color: var(--navy-2);
  border: 1px solid rgba(10, 31, 61, 0.16);
  background: rgba(255, 255, 255, 0.82);
}

.proof-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.proof-row span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(13, 110, 253, 0.14);
  border-radius: 999px;
  color: var(--navy-2);
  background: #ffffff;
  font-size: 14px;
  font-weight: 700;
}

.content-proof {
  margin-top: 28px;
}

.content-proof span {
  border-color: rgba(255, 255, 255, 0.14);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

.underwater-page {
  position: relative;
  overflow: hidden;
  color: var(--pale);
  background:
    linear-gradient(
      180deg,
      #0b58b8 0%,
      #0b4fa4 7%,
      #0a438a 16%,
      #0a356e 28%,
      #0a294f 42%,
      #0a1f3d 58%,
      #06152d 78%,
      #020814 100%
    );
  background-size: 100% var(--underwater-depth, 100%);
}

.underwater-page::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  background-size: 160px 160px;
}

.deep-section {
  position: relative;
  overflow: hidden;
  padding: clamp(76px, 9vw, 126px) clamp(22px, 5vw, 76px);
  color: var(--pale);
  background: transparent;
}

.deep-section::before {
  display: none;
}

.section-inner {
  position: relative;
  z-index: 1;
}

.two-column,
.tech-layout,
.target-layout,
.cta-box {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: clamp(34px, 7vw, 92px);
  align-items: center;
}

.eyebrow {
  position: relative;
  margin-bottom: 24px;
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -12px;
  width: 28px;
  height: 3px;
  border-radius: 999px;
  background: var(--blue-bright);
}

.eyebrow.dark {
  color: var(--navy-2);
}

h2 {
  margin-bottom: 0;
  color: #ffffff;
  font-size: clamp(32px, 4.5vw, 52px);
  line-height: 1.04;
  font-weight: 700;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.24);
}

h2 + p {
  margin-top: clamp(18px, 2vw, 26px);
}

.intro-copy p,
.technology-section p,
.target-section p,
.cta-box p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 18px;
  line-height: 1.64;
}

.intro-copy p:last-child,
.technology-section p:last-child,
.target-section p:last-child,
.cta-box p:last-child {
  margin-bottom: 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.step-grid,
.use-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.step-grid article,
.use-grid article {
  min-height: 230px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(3, 15, 32, 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.step-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 38px;
  min-width: 30px;
  min-height: 24px;
  border-radius: 999px;
  color: #ffb34d;
  background: rgba(2, 8, 20, 0.34);
  font-size: 14px;
  font-weight: 700;
}

h3 {
  margin-bottom: 16px;
  color: #ffffff;
  font-size: 22px;
  line-height: 1.16;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
}

.underwater-page .eyebrow.dark {
  color: rgba(255, 255, 255, 0.82);
}

.step-grid p,
.use-grid p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.84);
  line-height: 1.55;
}

.light-section {
  padding: clamp(76px, 9vw, 126px) clamp(22px, 5vw, 76px);
  color: var(--pale);
  background: transparent;
}

.light-section h2,
.light-section h3 {
  color: #ffffff;
}

.use-grid article {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(3, 15, 32, 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.use-grid p {
  color: rgba(255, 255, 255, 0.84);
}

.tech-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.tech-list li {
  position: relative;
  padding-left: 26px;
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.5;
}

.tech-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--blue-bright);
  box-shadow: 0 0 18px rgba(21, 155, 255, 0.8);
}

.pipeline {
  display: grid;
  gap: 16px;
}

.pipeline div {
  position: relative;
  min-height: 92px;
  padding: 22px 24px 22px 78px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(3, 15, 32, 0.28);
}

.pipeline div::after {
  content: "";
  position: absolute;
  left: 38px;
  top: 66px;
  bottom: -28px;
  width: 2px;
  background: linear-gradient(var(--blue-bright), transparent);
}

.pipeline div:last-child::after {
  display: none;
}

.pipeline span {
  position: absolute;
  left: 22px;
  top: 24px;
  color: #ffb34d;
  font-weight: 700;
}

.pipeline strong {
  color: #ffffff;
  font-size: 28px;
}

.target-layout {
  grid-template-columns: minmax(320px, 0.78fr) minmax(0, 1fr);
}

.target-card {
  display: grid;
  place-items: center;
  min-height: 430px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 50%, rgba(13, 110, 253, 0.25), transparent 46%),
    rgba(255, 255, 255, 0.045);
}

.target-card img {
  display: block;
  width: min(330px, 78vw);
  height: auto;
  border-radius: 50%;
  object-fit: contain;
  box-shadow: 0 28px 58px rgba(0, 0, 0, 0.24);
}

.target-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.target-facts span {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: rgba(3, 15, 32, 0.28);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
}

.cta-section {
  padding: clamp(76px, 9vw, 116px) clamp(22px, 5vw, 76px);
  color: var(--pale);
  background: transparent;
}

.cta-box {
  padding: clamp(30px, 5vw, 58px);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 8px;
  background:
    radial-gradient(circle at 92% 12%, rgba(255, 138, 0, 0.14), transparent 26%),
    rgba(255, 255, 255, 0.055);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.cta-box h2,
.cta-box p {
  color: #ffffff;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.84);
}

.cta-box .button {
  justify-self: end;
}

.site-footer {
  padding: 34px clamp(22px, 5vw, 76px);
  color: var(--pale);
  background: #000000;
}

.footer-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(24px, 5vw, 72px);
}

.site-footer .brand-link {
  padding: 6px 8px;
  border-radius: 6px;
  background: #ffffff;
  width: min(180px, 48vw);
}

.footer-info {
  justify-self: end;
  text-align: right;
}

.footer-info p,
.footer-info address {
  margin-bottom: 0;
  color: rgba(230, 238, 248, 0.72);
}

.footer-info p {
  margin-bottom: 8px;
  font-weight: 700;
}

.footer-info address {
  font-style: normal;
  line-height: 1.65;
}

.footer-info a {
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.footer-info a:hover,
.footer-info a:focus-visible {
  color: var(--orange);
  outline: none;
}

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

  .main-nav {
    display: none;
  }

  .two-column,
  .tech-layout,
  .target-layout,
  .cta-box {
    grid-template-columns: 1fr;
  }

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

  .cta-box .button {
    justify-self: start;
  }
}

@media (max-width: 680px) {
  .site-header {
    min-height: 68px;
    padding: 12px 18px;
  }

  .brand-link {
    width: min(148px, 38vw);
  }

  .header-cta {
    min-height: 38px;
    padding: 0 13px;
    font-size: 14px;
  }

  .hero-section {
    padding: 34px 18px 58px;
  }

  .hero-brand {
    grid-template-columns: 1fr;
    justify-items: start;
    gap: 20px;
  }

  .hero-logo {
    width: min(340px, 100%);
    margin-left: 0;
    margin-right: 0;
  }

  h1 {
    font-size: clamp(38px, 11vw, 54px);
    text-align: left;
  }

  .hero-headline p {
    font-size: 20px;
    letter-spacing: 0.02em;
  }

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

  .proof-row {
    justify-content: flex-start;
  }

  .button {
    width: 100%;
  }

  .deep-section,
  .light-section,
  .cta-section {
    padding: 64px 18px;
  }

  .step-grid,
  .use-grid,
  .target-facts {
    grid-template-columns: 1fr;
  }

  .step-grid article,
  .use-grid article {
    min-height: auto;
  }

  .target-card {
    min-height: 340px;
  }

  .footer-inner {
    align-items: flex-start;
    grid-template-columns: 1fr;
  }

  .footer-info {
    justify-self: start;
    text-align: left;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-brand,
  .step-grid article,
  .use-grid article {
    animation: rise-in 580ms ease both;
  }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}