body {
  font-family: system-ui, sans-serif;
  margin: 0;
  padding: 0;
  background: #f5f5f5;
  color: #333;
}

header {
  background: #222;
  color: #fff;
  padding: 40px 20px;
  text-align: center;
}

.header-sub {
  font-size: 0.5em;
  font-weight: normal;
  opacity: 0.7;
}

.subtitle {
  opacity: 0.8;
}

section {
  max-width: 800px;
  margin: 40px auto;
  padding: 0 20px;
}

h2 {
  border-bottom: 2px solid #ddd;
  padding-bottom: 5px;
}

ul {
  list-style: none;
  padding: 0;
}

.links li,
.works li {
  margin: 10px 0;
}

a {
  color: #0066cc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 20px;
  font-size: 0.9em;
  color: #666;
}

.link-title {
  font-size: 1.05em;
  font-weight: bold;
}

.work-item {
  margin-bottom: 20px;
}

.work-title {
  font-size: 1.1em;
  font-weight: bold;
  display: inline-block;
  margin-bottom: 4px;
}

.work-desc {
  margin: 0;
  color: #555;
  font-size: 0.95em;
}