body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: #f8f9fa;
  color: #222;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

.header {
  background: #111;
  padding: 15px 0;
}

.header h1 {
  display: inline-block;
  color: #fff;
  margin: 0;
}

nav {
  float: right;
}

nav a {
  color: #ccc;
  text-decoration: none;
  margin-left: 20px;
}

nav a.active, nav a:hover {
  color: #fff;
}

.profile {
  display: flex;
  align-items: center;
  gap: 30px;
  padding: 150px 0 50px 0;
}

@media (max-width: 768px) {
  .profile {
    flex-direction: column;
  }
}

.profile-img img {
  border-radius: 10px;
  max-width: 200px;
}

.profile-details h2 {
  margin-top: 0;
}

.role {
  font-weight: bold;
  color: #666;
}

.btn {
  background: #00ccff;
  color: #fff;
  padding: 10px 15px;
  border-radius: 5px;
  text-decoration: none;
}

.articles, .projects {
  padding: 40px 0;
}

.article-list, .project-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.card h3 {
  margin-top: 0;
}

.card a {
  color: #0078ff;
  text-decoration: none;
}

.footer {
  background: #111;
  color: #ccc;
  padding: 20px 0;
  text-align: center;
}