*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-card: #ffffff;--text-primary: #1a1a1a;--text-secondary: #6c757d;--border-color: #e9ecef;--shadow: 0 2px 8px rgba(0, 0, 0, .08);--accent: #3b82f6;--accent-hover: #2563eb;--tag-bg: #e7f3ff;--tag-text: #1e40af}body.dark{--bg-primary: #0d1117;--bg-secondary: #161b22;--bg-card: #161b22;--text-primary: #e6edf3;--text-secondary: #8b949e;--border-color: #30363d;--shadow: 0 2px 8px rgba(0, 0, 0, .4);--accent: #58a6ff;--accent-hover: #79c0ff;--tag-bg: #1f2937;--tag-text: #60a5fa}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.7;color:var(--text-primary);background-color:var(--bg-primary);transition:background-color .3s,color .3s}.container{max-width:800px;margin:0 auto;padding:0 20px}header{background-color:var(--bg-card);border-bottom:1px solid var(--border-color);padding:24px 0;margin-bottom:48px}.header-content{display:flex;justify-content:space-between;align-items:center;gap:16px}.site-title{font-size:24px;font-weight:700;color:var(--text-primary);text-decoration:none}.site-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.dark-mode-toggle{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:8px 12px;cursor:pointer;font-size:14px;color:var(--text-primary);transition:all .2s}.dark-mode-toggle:hover{background:var(--border-color)}.search-container{margin-bottom:32px}.search-input{width:100%;padding:14px 18px;font-size:16px;border:1px solid var(--border-color);border-radius:12px;background-color:var(--bg-card);color:var(--text-primary);transition:all .2s}.search-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #3b82f61a}.controls{display:flex;gap:12px;margin-bottom:32px;flex-wrap:wrap}.control-button{padding:10px 16px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;cursor:pointer;font-size:14px;color:var(--text-primary);transition:all .2s}.control-button:hover{background:var(--border-color)}.control-button.active{background:var(--accent);color:#fff;border-color:var(--accent)}.article-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:28px;margin-bottom:24px;box-shadow:var(--shadow);transition:all .2s}.article-card:hover{box-shadow:0 4px 16px #0000001f;transform:translateY(-2px)}.article-card-title{font-size:22px;font-weight:600;margin-bottom:12px}.article-card-title a{color:var(--text-primary);text-decoration:none}.article-card-title a:hover{color:var(--accent)}.article-meta{font-size:14px;color:var(--text-secondary);margin-bottom:16px}.article-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.tag{padding:4px 12px;background:var(--tag-bg);color:var(--tag-text);border-radius:6px;font-size:13px;text-decoration:none;transition:all .2s}.tag:hover{opacity:.8}.article-full{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:40px;margin-bottom:32px}.article-full-title{font-size:32px;font-weight:700;margin-bottom:16px;color:var(--text-primary)}.article-content{margin-top:32px;line-height:1.8}.article-content h1,.article-content h2,.article-content h3,.article-content h4,.article-content h5,.article-content h6{margin-top:32px;margin-bottom:16px;font-weight:600;color:var(--text-primary)}.article-content h1{font-size:28px}.article-content h2{font-size:24px}.article-content h3{font-size:20px}.article-content p{margin-bottom:16px}.article-content ul,.article-content ol{margin-left:24px;margin-bottom:16px}.article-content li{margin-bottom:8px}.article-content a{color:var(--accent);text-decoration:none}.article-content a:hover{text-decoration:underline}.article-content code{background:var(--bg-secondary);padding:2px 6px;border-radius:4px;font-size:14px;font-family:Courier New,monospace}.article-content pre{background:var(--bg-secondary);padding:16px;border-radius:8px;overflow-x:auto;margin-bottom:16px}.article-content pre code{background:none;padding:0}.article-content blockquote{border-left:4px solid var(--accent);padding-left:16px;margin:16px 0;color:var(--text-secondary)}.article-content img{max-width:100%;border-radius:8px;margin:16px 0}.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:48px;padding-top:32px;border-top:1px solid var(--border-color)}.article-nav-link{flex:1;padding:16px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;text-decoration:none;color:var(--text-primary);transition:all .2s}.article-nav-link:hover{background:var(--border-color)}.article-nav-label{font-size:12px;color:var(--text-secondary);margin-bottom:4px}.article-nav-title{font-size:14px;font-weight:500}.article-nav-prev{text-align:left}.article-nav-next{text-align:right}.no-results{text-align:center;padding:48px 20px;color:var(--text-secondary)}@media (max-width: 640px){.header-content{flex-direction:column;align-items:flex-start}.site-title{font-size:20px}.article-card{padding:20px}.article-full{padding:24px}.article-full-title{font-size:24px}.article-nav{flex-direction:column}}