:root {
  color-scheme: dark;
  --ink: #f6fbff;
  --muted: #aebdca;
  --dark: #071019;
  --panel: #0d1924;
  --line: rgba(190, 226, 255, 0.16);
  --cyan: #16b7ff;
  --cyan-dark: #087ec1;
  --lime: #83e232;
  --white: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--dark);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}
a { color: inherit; }

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  background: rgba(7, 16, 25, 0.76);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.site-logo {
  display: block;
  width: 206px;
  height: 44px;
}
.site-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 28px);
}
nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}
nav a:hover { color: var(--white); }

.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 120px clamp(18px, 5vw, 72px) 72px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 16, 25, 0.96) 0%, rgba(7, 16, 25, 0.86) 34%, rgba(7, 16, 25, 0.28) 70%),
    linear-gradient(180deg, rgba(7, 16, 25, 0.18) 0%, rgba(7, 16, 25, 0.78) 100%);
}
.hero-content {
  position: relative;
  width: min(760px, 100%);
  z-index: 1;
}
.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--lime);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
h1, h2, h3, p { letter-spacing: 0; }
h1 {
  margin: 0;
  max-width: 740px;
  font-size: clamp(42px, 7vw, 86px);
  line-height: 0.98;
  font-weight: 850;
}
.hero-copy {
  margin: 24px 0 0;
  max-width: 620px;
  color: #d7e3ec;
  font-size: clamp(18px, 2vw, 22px);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  border-radius: 6px;
  padding: 12px 18px;
  text-decoration: none;
  font-weight: 800;
}
.button.primary {
  background: var(--cyan);
  color: #04111d;
}
.button.primary:hover { background: #55ccff; }
.button.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid var(--line);
}

section:not(.hero) {
  padding: clamp(58px, 8vw, 104px) clamp(18px, 5vw, 72px);
}
.band {
  background: #0b1520;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(24px, 6vw, 84px);
  align-items: start;
}
h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.05;
}
.split p,
.section-headline p + h2 + p,
.contact p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}
.section-headline {
  max-width: 880px;
  margin-bottom: 32px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service-grid article {
  min-height: 260px;
  padding: 24px;
  background: var(--panel);
}
.service-grid span {
  color: var(--cyan);
  font-size: 13px;
  font-weight: 850;
}
.service-grid h3 {
  margin: 42px 0 12px;
  font-size: 21px;
}
.service-grid p {
  margin: 0;
  color: var(--muted);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.process-grid div {
  border-left: 2px solid var(--cyan);
  padding: 4px 18px 6px;
}
.process-grid strong {
  display: block;
  font-size: 22px;
}
.process-grid p {
  color: var(--muted);
  margin: 8px 0 0;
}

.use-case-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.use-case-list p {
  margin: 0;
  min-height: 76px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.035);
  color: #d9e7f0;
  font-weight: 750;
}

.contact {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  align-items: center;
  background: linear-gradient(135deg, #0a1521, #0d2632);
  border-top: 1px solid var(--line);
}
.contact div { max-width: 760px; }
.contact p:last-child {
  margin-top: 16px;
  color: var(--muted);
  font-size: 18px;
}

.site-footer {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 24px clamp(18px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}
.site-footer img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

@media (max-width: 1050px) {
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-grid,
  .use-case-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .site-header {
    position: absolute;
    align-items: flex-start;
    flex-direction: column;
  }
  .site-logo { width: 184px; }
  nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }
  .hero { min-height: 92vh; padding-top: 154px; }
  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(7, 16, 25, 0.95), rgba(7, 16, 25, 0.74)),
      linear-gradient(180deg, rgba(7, 16, 25, 0.28), rgba(7, 16, 25, 0.84));
  }
  .split,
  .service-grid,
  .process-grid,
  .use-case-list { grid-template-columns: 1fr; }
  .service-grid article { min-height: auto; }
  .service-grid h3 { margin-top: 24px; }
  .contact {
    align-items: stretch;
    flex-direction: column;
  }
  .contact .button { width: 100%; }
}