:root {
  --bg-color: #1a1a1a;
  --text-color: #ffffff;
  --border-color: rgba(255, 255, 255, 0.1);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-sans);
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

a {
  color: var(--text-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.site-title a {
  font-size: 24px;
  font-weight: normal;
  color: var(--text-color);
}

.menu-toggle {
  display: none;
}

.main-nav {
  display: flex;
  gap: 20px;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 20px;
}

.main-nav a {
  color: var(--text-color);
  text-transform: lowercase;
  font-size: 16px;
}

/* Posts */
.post {
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.post-title {
  font-size: 24px;
  font-weight: normal;
  margin-bottom: 5px;
  cursor: pointer;
}

.post-date {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  margin-bottom: 10px;
}

.post-content {
  display: none;
  margin-top: 15px;
  color: rgba(255, 255, 255, 0.9);
}

.post.expanded .post-content {
  display: block;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 40px;
}

.pagination a {
  padding: 5px 10px;
  border: 1px solid var(--border-color);
}

.pagination a.current {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Footer */
footer {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

footer p {
  margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 768px) {
  body {
    padding: 15px;
  }
  
  .post-title {
    font-size: 24px;
  }
}