* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #0f172a;
  color: #cbd5e1;
}

.layout {
  display: flex;
  max-width: 1200px;
  margin: auto;
}

.sidebar {
  width: 35%;
  padding: 80px 40px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar h1 {
  color: white;
  font-size: 32px;
  margin-bottom: 10px;
}

.sidebar h2 {
  color: #38bdf8;
  font-size: 18px;
  margin-bottom: 20px;
}

.subtitle {
  margin-bottom: 40px;
}

nav a {
  display: block;
  margin-bottom: 15px;
  text-decoration: none;
  color: #94a3b8;
  transition: 0.3s;
}

nav a:hover {
  color: #38bdf8;
}

.content {
  width: 65%;
  padding: 80px 40px;
}

section {
  margin-bottom: 80px;
}

h2 {
  color: #38bdf8;
  margin-bottom: 25px;
}

.timeline {
  border-left: 2px solid #1e293b;
  padding-left: 20px;
}

.timeline-item {
  margin-bottom: 30px;
}

.date {
  font-size: 14px;
  color: #94a3b8;
}

.card {
  background: #1e293b;
  padding: 20px;
  border-radius: 8px;
  margin-top: 10px;
}

.project {
  background: #1e293b;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  transition: 0.3s;
}

.project:hover {
  transform: translateY(-5px);
}

a {
  color: #38bdf8;
  text-decoration: none;
}