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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #121212;
  color: #e0e0e0;
  margin: 0;
  padding: 0;
  line-height: 1.8;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px;
  padding-top: 100px;
}

h1 {
  color: #fff;
  text-align: center;
  margin-bottom: 15px;
  font-size: 2.2em;
  font-weight: 600;
}

h2 {
  color: #bb86fc;
  font-size: 1.5em;
  font-weight: 600;
  margin-top: 50px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #333;
}

.version-date {
  color: #aaa;
  font-size: 0.9em;
  margin-left: 10px;
  font-weight: 400;
}

h3 {
  color: #e0e0e0;
  font-size: 1.15em;
  font-weight: 600;
  margin-top: 30px;
  margin-bottom: 15px;
}

ul {
  margin: 0 0 20px 0;
  padding-left: 25px;
}

li {
  margin-bottom: 12px;
  color: #d0d0d0;
  font-size: 15px;
}

strong {
  color: #fff;
  font-weight: 600;
}

a {
  color: #bb86fc;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-bottom 0.2s;
}

a:hover {
  border-bottom: 1px solid #bb86fc;
}

footer {
  text-align: center;
  margin-top: 80px;
  padding: 30px 20px;
  border-top: 1px solid #333;
  color: #888;
  font-size: 0.9em;
}

.directory-subtitle {
  text-align: center;
  color: #aaa;
  margin-bottom: 40px;
  font-size: 1.1em;
}

.version-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 50px;
}

.version-card {
  background: rgba(30, 30, 30, 0.5);
  border-radius: 8px;
  padding: 20px;
  transition: transform 0.2s, background 0.2s;
}

.version-card:hover {
  transform: translateY(-2px);
  background: rgba(40, 40, 40, 0.7);
}

.version-card h2 {
  margin-top: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.version-card .version-date {
  margin-left: 0;
  margin-bottom: 10px;
  display: block;
}

.version-summary {
  color: #d0d0d0;
  font-size: 0.95em;
  line-height: 1.5;
}

.back-link {
  text-align: center;
  margin-top: 40px;
}

.back-link a {
  display: inline-block;
  padding: 10px 20px;
}

@media (max-width: 768px) {
  .container {
    padding: 30px 20px;
    padding-top: 90px;
  }
  
  h1 {
    font-size: 1.8em;
  }
  
  h2 {
    font-size: 1.3em;
  }
  
  .version-grid {
    grid-template-columns: 1fr;
  }
}