html, body {
  margin: 0;
  height: 100%;
  font-family: 'Segoe UI', sans-serif;
  background: white;
  color: #333;
}
body {
  display: flex;
  flex-direction: column;
}
header {
  background: #00AAB0;
  color: white;
  padding: 1rem 2rem;
  text-align: center;
}
header nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}
.hero-logo {
  text-align: center;
  padding: 3rem 1rem 1rem;
  animation: fadeIn 1.2s ease-in-out;
}
.hero-logo img {
  max-width: 300px;
  width: 80%;
  height: auto;
}
section {
  padding: 3rem 2rem;
  max-width: 1000px;
  margin: 0 auto;
  flex: 1;
}
section h2 {
  color: #00AAB0;
  animation: fadeIn 1s ease-in-out;
  text-align: center;
}
form {
  margin: 0 auto;
}
footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 1rem;
  position: sticky;
  bottom: 0;
  left: 0;
  width: 100%;
}
a {
  color: #00AAB0;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.portfolio-item {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 1rem;
  transition: transform 0.3s ease;
  background: #f9f9f9;
}
.portfolio-item:hover {
  transform: scale(1.03);
}
@keyframes fadeIn {
  0% { opacity: 0; transform: translateY(-10px); }
  100% { opacity: 1; transform: translateY(0); }
}