/* General styles */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  background-color: #f8f9fa;
  color: #333;
}

/* Header */
header {
  text-align: center;
  padding: 60px 20px;
  background: #0077b6;
  color: white;
}

header h1 {
  margin: 0;
  font-size: 3rem;
}

header p {
  font-size: 1.2rem;
}

/* Navigation */
nav {
  background: #023e8a;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1000px;
  margin: auto;
  padding: 10px 20px;
  color: white;
}

.logo {
  font-weight: bold;
  font-size: 1.4rem;
}

.nav-links {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
}

.nav-links li {
  margin-left: 20px;
}

.nav-links a {
  color: white;
  text-decoration: none;
  padding: 10px;
}

.nav-links a:hover {
  background: #0077b6;
  border-radius: 5px;
}

/* Hamburger menu (hidden on desktop) */
.hamburger {
  display: none;
  font-size: 1.8rem;
  cursor: pointer;
}

/* Sections */
section {
  padding: 40px 20px;
  max-width: 900px;
  margin: auto;
}

section h2 {
  text-align: center;
  color: #023e8a;
  margin-bottom: 20px;
}

/* Projects */
.project-card {
  background: white;
  padding: 20px;
  margin: 15px 0;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.project-card h3 {
  margin-top: 0;
  color: #0077b6;
}

/* Contact */
#contact p {
  text-align: center;
}

#contact a {
  color: #0077b6;
  text-decoration: none;
}

#contact a:hover {
  text-decoration: underline;
}

/* Scroll to top button */
#scrollTopBtn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: #0077b6;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 50%;
  font-size: 1.5rem;
  display: none;
  cursor: pointer;
}

#scrollTopBtn:hover {
  background: #023e8a;
}

/* Footer */
footer {
  text-align: center;
  padding: 15px;
  background: #023e8a;
  color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    flex-direction: column;
    background: #023e8a;
    position: absolute;
    top: 60px;
    right: 0;
    width: 200px;
    display: none;
  }

  .nav-links li {
    text-align: center;
    margin: 10px 0;
  }

  .hamburger {
    display: block;
  }

  .nav-links.show {
    display: flex;
  }
}