@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap');

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: #333;
  background: #fff;
  line-height: 1.8;
}

header {
  background: #fff;
  border-bottom: 1px solid #e0e0e0;
  padding: 20px 40px;
}

header .site-name {
  font-size: 1rem;
  font-weight: 700;
  color: #333;
  text-decoration: none;
  letter-spacing: 0.05em;
}

main {
  max-width: 800px;
  margin: 60px auto;
  padding: 0 40px;
}

.page-title {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding-bottom: 20px;
  border-bottom: 2px solid #333;
  margin-bottom: 10px;
}

.version {
  font-size: 0.8rem;
  color: #888;
  margin-bottom: 40px;
}

.section {
  padding: 30px 0;
  border-bottom: 1px solid #e0e0e0;
}

.section:last-of-type {
  border-bottom: none;
}

.section h2 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #333;
}

.section p {
  font-size: 0.9rem;
  color: #555;
}

.section ul {
  padding-left: 1.2em;
  font-size: 0.9rem;
  color: #555;
}

.section ul li {
  margin-bottom: 4px;
}

footer {
  margin-top: 80px;
  border-top: 1px solid #e0e0e0;
  padding: 30px 40px;
  text-align: center;
  font-size: 0.75rem;
  color: #aaa;
}

/* index page */
.app-list {
  margin-top: 40px;
}

.app-list a {
  display: block;
  padding: 20px 0;
  border-bottom: 1px solid #e0e0e0;
  text-decoration: none;
  color: #333;
  font-size: 0.95rem;
  font-weight: 500;
}

.app-list a:first-child {
  border-top: 1px solid #e0e0e0;
}

.app-list a:hover {
  color: #0066cc;
}

.app-list a::after {
  content: ' ›';
  color: #aaa;
}

.back-link {
  display: inline-block;
  margin-top: 40px;
  font-size: 0.85rem;
  color: #888;
  text-decoration: none;
}

.back-link:hover {
  color: #0066cc;
}