:root {
  --primary: #1f2937;
  --secondary: #f59e0b;
  --light: #f9fafb;
  --dark: #111827;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: var(--light);
  color: var(--dark);
  line-height: 1.6;
}

header {
  background: var(--primary);
  color: white;
  padding: 20px 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav a {
  color: white;
  margin-left: 25px;
  text-decoration: none;
}

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

.hero {
  background: linear-gradient(rgba(17,24,39,0.7), rgba(17,24,39,0.7)),
    url('https://images.unsplash.com/photo-1586528116311-ad8dd3c8310d');
  background-size: cover;
  color: white;
  padding: 120px 60px;
}

.hero h2 {
  font-size: 42px;
}

.btn {
  display: inline-block;
  margin-top: 25px;
  background: var(--secondary);
  color: black;
  padding: 14px 28px;
  text-decoration: none;
  font-weight: bold;
}

section {
  padding: 80px 60px;
}

.section-title {
  text-align: center;
  margin-bottom: 40px;
}

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.card {
  background: white;
  padding: 30px;
  border-radius: 6px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.about img {
  width: 100%;
  border-radius: 6px;
}

footer {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 30px;
}

@media (max-width: 768px) {
  header {
    flex-direction: column;
  }

  section,
  .hero {
    padding: 60px 30px;
  }

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