body {
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  color: #333;
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(0,0,0,0.6);
  padding: 1rem;
  z-index: 1000;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  margin: 0;
  padding: 0;
}

nav ul li {
  margin: 0 1rem;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
}

.hero {
  height: 100vh;
  background: url('img/pozadina.jpg') no-repeat center center/cover;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  text-align: center;
  color: #fff;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem;
  margin: 1rem 0;
}

.hero-content p {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.hero-content a {
  background: #e63946;
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  text-decoration: none;
}

.contact-info {
  margin-top: 1rem;
}

.profile-img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 4px solid #fff;
  margin-bottom: 1.5rem;
  object-fit: cover;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

#usluge {
  padding: 4rem 2rem;
  background: #f9f9f9;
  text-align: center;
}

#usluge h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
}

.usluge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.usluga {
  background: #fff;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

#portfolio {
  padding: 4rem 2rem;
  background: #fff;
  text-align: center;
}

#portfolio h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  max-width: 1000px;
  margin: 0 auto;
}

.portfolio-grid img {
  width: 100%;
  border-radius: 10px;
  object-fit: cover;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.portfolio-grid img:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

#onama {
  padding: 4rem 2rem;
  text-align: center;
  background: #f9f9f9;
}

#kontakt {
  padding: 4rem 2rem;
  text-align: center;
}

#kontakt form {
  display: flex;
  flex-direction: column;
  max-width: 500px;
  margin: 0 auto;
}

#kontakt input, #kontakt textarea {
  margin-bottom: 1rem;
  padding: 0.75rem;
  border: 1px solid #ccc;
  border-radius: 5px;
}

#kontakt button {
  background: #e63946;
  color: #fff;
  padding: 0.75rem;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

footer {
  background: #333;
  color: #fff;
  padding: 2rem;
  text-align: center;
}

.social-icons {
  margin-top: 1rem;
}

.social-icons a {
  color: #fff;
  margin: 0 0.5rem;
  font-size: 1.5rem;
}