body {
  margin: 0;
  font-family: Inter, sans-serif;
  background: #000;
  color: #fff;
}

.nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 20px 5%;
  display: flex;
  justify-content: space-between;
  backdrop-filter: blur(10px);
}

.nav-btn {
  background: #fff;
  color: #000;
  padding: 10px 20px;
  border-radius: 20px;
  text-decoration: none;
}

.hero {
  height: 100vh;
  background: url('https://images.unsplash.com/photo-1518770660439-4636190af475') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 10%;
}

.hero h1 { font-size: 3rem; }
.hero p { color: #ccc; max-width: 600px; margin: auto; }

.services, .contact {
  padding: 100px 10%;
  text-align: center;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.service-card {
  background: #111;
  padding: 30px;
  border-radius: 16px;
}

.contact-form {
  max-width: 500px;
  margin: 40px auto 0;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-form input,
.contact-form textarea {
  padding: 14px;
  border-radius: 10px;
  border: none;
  font-size: 1rem;
}

.contact-form button {
  padding: 14px;
  background: #fff;
  color: #000;
  border-radius: 30px;
  font-weight: 600;
  cursor: pointer;
}

footer {
  text-align: center;
  padding: 40px;
  color: #666;
}