/* General Styles */
body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(135deg, #1f1c2c, #928dab);
  color: #fff;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  background-color: rgba(0,0,0,0.7);
  position: sticky;
  top: 0;
  z-index: 1000;
}

header .logo {
  font-size: 1.8rem;
  font-weight: bold;
}

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

.hamburger {
  width: 35px;
  cursor: pointer;
  display: none;
}

.hero {
  text-align: center;
  padding: 80px 20px;
}

.profile-img {
  width: 150px;
  border-radius: 50%;
  margin-top: 20px;
}

.about, .projects, .contact {
  max-width: 900px;
  margin: 50px auto;
  padding: 0 20px;
  background-color: rgba(0,0,0,0.5);
  border-radius: 15px;
}

.projects .project-card {
  margin: 20px 0;
  padding: 20px;
  background-color: rgba(255,255,255,0.1);
  border-radius: 10px;
}

.project-preview {
  width: 100%;
  height: 300px;
  border: none;
  margin-top: 15px;
  border-radius: 10px;
}

.btn {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 20px;
  background: #ff4d4d;
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  font-weight: bold;
}

footer {
  text-align: center;
  padding: 20px;
  background-color: rgba(0,0,0,0.7);
  margin-top: 50px;
}

/* Responsive Hamburger Menu */
@media screen and (max-width: 768px) {
  nav {
    display: none;
    flex-direction: column;
    background: rgba(0,0,0,0.9);
    position: absolute;
    top: 60px;
    right: 0;
    width: 200px;
    border-radius: 0 0 0 10px;
  }
  nav a {
    margin: 15px 0;
    text-align: center;
  }
  .hamburger {
    display: block;
  }
}