body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #fff;
  color: #333;
}

header {
  position: fixed;
  width: 100%;
  background: #fff;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  padding: 1rem 2rem;
  z-index: 1000;
}

header h1 {
  margin: 0;
  color: #facc15; /* Yellow */
}

nav {
  float: right;
}

nav a {
  margin-left: 20px;
  text-decoration: none;
  color: #333;
  font-weight: 500;
}

nav a:hover {
  color: #facc15;
}

section {
  padding: 100px 20px;
  max-width: 1100px;
  margin: auto;
}

.hero {
  text-align: center;
  background: #f9f9f9;
  padding-top: 140px;
}

.hero h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 2rem;
}

.button {
  background: #facc15;
  color: white;
  padding: 0.8rem 1.5rem;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
}

.button:hover {
  background: #eab308;
}

.services, .portfolio, .about, .contact {
  text-align: center;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.card {
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  border-radius: 8px;
  padding: 1.5rem;
  width: 300px;
  text-align: left;
}

.card h4 {
  margin-bottom: 0.5rem;
}

footer {
  background: #222;
  color: #ccc;
  text-align: center;
  padding: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
  nav {
    display: none;
  }

  .cards {
    flex-direction: column;
    align-items: center;
  }
}