* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #050b16;
  color: white;
}

header {
  height: 90px;
  background: #050b16;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6%;
  border-bottom: 2px solid #00e5ff;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo {
  color: #00e5ff;
  font-weight: 800;
  line-height: 1.1;
  font-size: 20px;
}

.logo span {
  color: white;
}

nav a {
  color: white;
  text-decoration: none;
  margin-left: 35px;
  font-size: 16px;
  transition: 0.3s;
}

nav a:hover {
  color: #00e5ff;
}

.hero {
  min-height: 720px;
  background:
    linear-gradient(rgba(5, 11, 22, 0.3), rgba(5, 11, 22, 0.5)),
    url("https://images.unsplash.com/photo-1518770660439-4636190af475?auto=format&fit=crop&w=1800&q=80");
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 6%;
}

.hero-box {
  background: rgba(5, 11, 22, 0.9);
  padding: 70px;
  max-width: 950px;
  border-radius: 22px;
  text-align: center;
}

.hero h1 {
  font-size: 68px;
  line-height: 1.05;
  margin-bottom: 30px;
}

.hero p {
  color: #d3dae6;
  font-size: 20px;
  line-height: 1.7;
  margin-bottom: 35px;
}

.btn {
  display: inline-block;
  background: #00e5ff;
  color: #050b16;
  padding: 16px 34px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

.btn:hover {
  background: white;
}

.services {
  padding: 100px 7%;
  background: #050b16;
}

.services h2,
.industries h2 {
  text-align: center;
  font-size: 58px;
  margin-bottom: 70px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: #101827;
  padding: 40px;
  min-height: 270px;
  border-radius: 10px;
  border: 1px solid #1e2b46;
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-6px);
  border-color: #00e5ff;
}

.card h3 {
  color: #00e5ff;
  font-size: 26px;
  margin-bottom: 22px;
}

.card p {
  color: #d6dcea;
  line-height: 1.7;
}

.about {
  background: white;
  color: #07101f;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 70px;
  align-items: center;
  padding: 100px 7%;
}

.about h2 {
  font-size: 62px;
  line-height: 1.05;
  margin-bottom: 45px;
}

.about p {
  color: #334155;
  font-size: 18px;
  line-height: 1.8;
  margin-bottom: 45px;
}

.about ul {
  margin-left: 20px;
  color: #334155;
  line-height: 2;
}

.about img {
  width: 100%;
  border-radius: 12px;
}

.industries {
  padding: 100px 5%;
  background: #050b16;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.industry-card {
  background: #101827;
  border: 1px solid #26324b;
  border-radius: 10px;
  padding: 38px 24px;
  text-align: center;
  min-height: 230px;
  transition: 0.3s;
}

.industry-card:hover {
  transform: translateY(-5px);
  border-color: #00e5ff;
}

.industry-card h3 {
  font-size: 24px;
  margin-bottom: 18px;
}

.industry-card p {
  color: #d1d8e5;
  font-size: 15px;
  line-height: 1.6;
}

.contact {
  min-height: 520px;
  background: #101827;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 90px 7%;
}

.contact h2 {
  font-size: 64px;
  max-width: 900px;
  line-height: 1.1;
  margin-bottom: 25px;
}

.contact p {
  font-size: 30px;
  color: #d1d8e5;
  margin-bottom: 18px;
}

.email-link {
  font-size: 38px;
  color: #00e5ff;
  font-weight: bold;
  text-decoration: none;
  margin-bottom: 35px;
  word-break: break-word;
}

.contact-btn {
  display: inline-block;
  background: #00e5ff;
  color: #050b16;
  padding: 16px 34px;
  border-radius: 30px;
  font-weight: bold;
  text-decoration: none;
  transition: 0.3s;
}

.contact-btn:hover {
  background: white;
}

footer {
  background: #050b16;
  padding: 35px 6%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #9ca3af;
  border-top: 1px solid #1e2b46;
}

@media (max-width: 1100px) {
  .service-grid,
  .industry-grid,
  .about {
    grid-template-columns: 1fr;
  }

  .hero h1,
  .services h2,
  .industries h2,
  .about h2,
  .contact h2 {
    font-size: 42px;
  }

  .hero-box {
    padding: 40px 25px;
  }

  nav {
    display: none;
  }

  .email-link {
    font-size: 28px;
  }

  .contact p {
    font-size: 22px;
  }

  footer {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}