:root {
  --black: #030405;
  --ink: #080b0e;
  --panel: #10151a;
  --panel-2: #151c23;
  --text: #f4f7f8;
  --muted: #a9b4bb;
  --line: rgba(255, 255, 255, 0.12);
  --cyan: #5bd1e5;
  --blue: #2f7db3;
  --white: #ffffff;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(91, 209, 229, 0.14), transparent 34%),
    radial-gradient(circle at 90% 18%, rgba(47, 125, 179, 0.15), transparent 30%),
    var(--black);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 82px;
  padding: 12px clamp(18px, 5vw, 76px);
  background: rgba(3, 4, 5, 0.78);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand img {
  display: block;
  width: clamp(150px, 18vw, 260px);
  height: 52px;
  object-fit: contain;
  filter: brightness(1.08);
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 22px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

nav a {
  text-decoration: none;
}

nav a:hover {
  color: var(--cyan);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  align-items: center;
  gap: clamp(28px, 5vw, 80px);
  min-height: calc(100vh - 82px);
  padding: clamp(56px, 8vw, 116px) clamp(18px, 5vw, 76px);
  overflow: hidden;
}

.hero-copy {
  max-width: 780px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 24px;
  font-size: clamp(3.2rem, 7vw, 7rem);
  line-height: 0.9;
  letter-spacing: 0;
}

h2 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3.45rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  color: var(--white);
  font-size: 1.08rem;
  line-height: 1.25;
}

.hero p,
.about-copy,
.panel p,
.service-grid p,
.contact p {
  color: var(--muted);
}

.hero p {
  max-width: 680px;
  font-size: clamp(1.04rem, 1.8vw, 1.28rem);
}

.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 24px;
  padding: 12px 18px;
  background: var(--cyan);
  border: 0;
  border-radius: 6px;
  color: var(--black);
  cursor: pointer;
  font: inherit;
  font-weight: 900;
  text-decoration: none;
}

.hero-logo {
  display: grid;
  min-height: 420px;
  place-items: center;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    repeating-linear-gradient(45deg, transparent 0 20px, rgba(91, 209, 229, 0.08) 20px 21px);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-logo img {
  width: min(70%, 360px);
  opacity: 0.9;
}

.about,
.solutions,
.services,
.contact {
  padding: clamp(56px, 8vw, 98px) clamp(18px, 5vw, 76px);
}

.about {
  display: grid;
  grid-template-columns: minmax(280px, 0.88fr) minmax(320px, 1.12fr);
  gap: clamp(26px, 5vw, 78px);
  background: var(--ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-title {
  max-width: 780px;
}

.about-copy {
  font-size: clamp(1.03rem, 1.8vw, 1.24rem);
}

.about-copy p:last-child {
  margin-bottom: 0;
}

.solutions {
  background: var(--black);
}

.panel {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(300px, 1.3fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: center;
  padding: clamp(24px, 5vw, 54px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.panel img {
  width: min(100%, 340px);
}

.services {
  background: var(--ink);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.service-grid article {
  min-height: 290px;
  padding: 24px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.service-grid span {
  display: block;
  margin-bottom: 34px;
  color: var(--cyan);
  font-size: 2.4rem;
  font-weight: 900;
  line-height: 1;
}

.contact {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(24px, 5vw, 70px);
  background: var(--black);
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: clamp(22px, 4vw, 34px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: white;
  font: inherit;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px clamp(18px, 5vw, 76px);
  background: var(--ink);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

footer img {
  width: 120px;
  height: auto;
}

footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .hero,
  .about,
  .panel,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    justify-content: flex-start;
  }

  .hero-logo {
    min-height: 280px;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }
}