:root {
  --bg: #0a0a0f;
  --bg2: #12121a;
  --bg3: #1a1a26;
  --green: #00ff88;
  --green-dim: #00cc6a;
  --purple: #8b5cf6;
  --text: #e0e0e8;
  --text-dim: #8888a0;
  --border: #2a2a3a;
  --red: #ff4444;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', monospace;
  line-height: 1.6;
  min-height: 100vh;
}
.container { max-width: 900px; margin: 0 auto; padding: 0 24px; }
.blog-header {
  background: var(--bg2);
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.blog-header .logo { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.02em; }
.blog-header .logo a { color: var(--green); text-decoration: none; }
.blog-header nav { margin-top: 10px; }
.blog-header nav a { color: var(--text-dim); text-decoration: none; margin: 0 15px; font-size: 0.9rem; }
.blog-header nav a:hover { color: var(--green); }
.post-container { max-width: 800px; margin: 40px auto; padding: 0 24px; }
.post-title { font-size: 2.5rem; color: var(--green); margin-bottom: 15px; line-height: 1.2; }
.post-meta { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 30px; }
.post-content h2 { font-size: 1.8rem; color: var(--green); margin-top: 30px; margin-bottom: 15px; border-bottom: 1px solid var(--border); padding-bottom: 10px; }
.post-content h3 { font-size: 1.4rem; color: var(--text); margin-top: 25px; margin-bottom: 10px; }
.post-content p { margin-bottom: 20px; font-size: 1rem; line-height: 1.8; }
.post-content a { color: var(--green); text-decoration: none; }
.post-content a:hover { text-decoration: underline; }
.post-content ul, .post-content ol { margin-left: 20px; margin-bottom: 20px; }
.post-content li { margin-bottom: 8px; font-size: 1rem; }
.post-content pre { background: var(--bg3); border: 1px solid var(--border); border-radius: 6px; padding: 15px; overflow-x: auto; margin-bottom: 20px; font-size: 0.9rem; }
.post-content code { font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', monospace; color: var(--green); }
.post-content hr { border: none; border-top: 1px dashed var(--border); margin: 40px 0; }
.blog-index-section { padding: 40px 0; }
.blog-index-section h1 { font-size: 2.2rem; color: var(--green); text-align: center; margin-bottom: 40px; }
.blog-list { list-style: none; padding: 0; }
.blog-list-item { background: var(--bg2); border: 1px solid var(--border); border-radius: 8px; padding: 25px; margin-bottom: 25px; transition: transform 0.2s; }
.blog-list-item:hover { transform: translateY(-5px); }
.blog-list-item h2 { font-size: 1.5rem; margin-bottom: 10px; }
.blog-list-item h2 a { color: var(--green); text-decoration: none; }
.blog-list-item h2 a:hover { text-decoration: underline; }
.blog-list-item .post-meta { font-size: 0.85rem; margin-bottom: 15px; }
.blog-list-item p { font-size: 0.95rem; color: var(--text-dim); line-height: 1.7; }
.footer { padding: 40px 0; text-align: center; color: var(--text-dim); font-size: 0.8rem; border-top: 1px solid var(--border); margin-top: 60px; }
.footer a { color: var(--green); text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.footer-links { margin-top: 12px; display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
@media (max-width: 600px) {
  .post-title { font-size: 1.8rem; }
  .blog-index-section h1 { font-size: 1.8rem; }
  .blog-list-item h2 { font-size: 1.2rem; }
  .blog-header .logo { font-size: 1.4rem; }
  .blog-header nav a { margin: 0 8px; }
}