* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Helvetica, Arial, sans-serif;
  color: #111;
  background-color: #fff;
  display: flex;
  min-height: 100vh;
  line-height: 1.5;
}

.sidebar {
  width: 180px;
  background-color: #fff;
  padding: 40px 20px;
  position: fixed;
  height: 100vh;
}

.sidebar h1 {
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 30px;
  color: #111;
}

.sidebar h1 a {
  color: #111;
  text-decoration: none;
}

.sidebar h1 a:hover {
  color: #333;
}

.sidebar nav ul {
  list-style: none;
}

.sidebar nav li {
  margin-bottom: 10px;
}

.sidebar nav a {
  color: #333;
  text-decoration: none;
  font-size: 0.95rem;
}

.sidebar nav a:hover {
  color: #111;
}

.sidebar nav a.active {
  color: #111;
}

.content {
  margin-left: 180px;
  padding: 40px 60px;
  max-width: 700px;
}

.content h1 {
  font-size: 1.8rem;
  font-weight: 400;
  margin-bottom: 20px;
  color: #111;
}

.content h2 {
  font-size: 1.3rem;
  font-weight: 400;
  margin-top: 30px;
  margin-bottom: 15px;
  color: #111;
}

.content p {
  line-height: 1.6;
  margin-bottom: 15px;
  color: #333;
}

.content ul {
  margin-left: 20px;
  margin-bottom: 15px;
}

.content li {
  margin-bottom: 8px;
  color: #333;
}

.content a {
  color: #111;
  text-decoration: underline;
}

.content a:hover {
  color: #666;
}

.hero-container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: 2rem;
  font-weight: 400;
  margin-bottom: 20px;
  color: #111;
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: #111;
  margin-bottom: 15px;
}

.project-card {
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid #ddd;
}

.project-card:last-child {
  border-bottom: none;
}

.project-card h2 {
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 10px;
  margin-top: 0;
  color: #111;
}

.project-card p {
  color: #333;
  line-height: 1.6;
  margin-bottom: 15px;
}

.project-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  margin-bottom: 15px;
}

.project-link {
  color: #111;
  text-decoration: underline;
}

.project-link:hover {
  color: #666;
}

@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    padding: 20px;
    border-bottom: 1px solid #ddd;
  }

  .content {
    margin-left: 0;
    padding: 30px 20px;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }
}