body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0a0a0a;
  color: white;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: #111;
  position: sticky;
  top: 0;
}

.logo h1 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 2px;
}

nav a {
  margin: 0 10px;
  color: white;
  text-decoration: none;
}

.cta {
  background: red;
  padding: 10px 15px;
  color: white;
  text-decoration: none;
}

.mobile-call {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: red;
  padding: 12px 15px;
  color: white;
  text-decoration: none;
  z-index: 999;
}

.hero {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: #000;
}

.overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.75);
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h2 {
  font-size: 50px;
}

.hero-buttons a {
  display: inline-block;
  margin: 10px;
  padding: 12px 20px;
  border: 1px solid white;
  color: white;
  text-decoration: none;
}

.section {
  padding: 70px 20px;
}

.dark {
  background: #111;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.card {
  background: #1a1a1a;
  padding: 20px;
  border-left: 4px solid red;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

input, textarea {
  width: 100%;
  margin-bottom: 10px;
  padding: 10px;
}

button {
  background: red;
  color: white;
  padding: 10px;
  border: none;
}

footer {
  text-align: center;
  padding: 20px;
  background: black;
}

@media (max-width: 768px) {
  .about-grid,
  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .hero h2 {
    font-size: 32px;
  }
}