:root{--bg-primary: #0d1117;--bg-secondary: #161b22;--bg-tertiary: #21262d;--text-primary: #e6edf3;--text-secondary: #8b949e;--accent: #58a6ff;--accent-hover: #79b8ff;--border: #30363d;--success: #3fb950;--warning: #d29922;--error: #f85149;--tag-bg: #1f3a5f;--tag-text: #58a6ff;--navbar-bg: rgba(13, 17, 23, .95)}body.light-theme{--bg-primary: #ffffff;--bg-secondary: #f6f8fa;--bg-tertiary: #eaeef2;--text-primary: #1f2328;--text-secondary: #656d76;--accent: #0969da;--accent-hover: #0550ae;--border: #d0d7de;--success: #1a7f37;--warning: #9a6700;--error: #d1242f;--tag-bg: #ddf4ff;--tag-text: #0969da;--navbar-bg: rgba(246, 248, 250, .95)}*{box-sizing:border-box;margin:0;padding:0}lucide-icon{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}lucide-icon.icon-filled svg{fill:currentColor}body{transition:background-color .2s,color .2s;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}.container{max-width:1200px;margin:0 auto;padding:0 24px}.btn{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:6px;border:none;cursor:pointer;font-size:14px;font-weight:500;transition:all .2s;text-decoration:none}.btn.btn-primary{background:var(--accent);color:#fff}.btn.btn-primary:hover{background:var(--accent-hover);color:#fff}.btn.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn.btn-secondary:hover{background:var(--border)}.btn.btn-danger{background:var(--error);color:#fff}.btn:disabled{opacity:.5;cursor:not-allowed}.tag{display:inline-block;padding:2px 10px;border-radius:20px;background:var(--tag-bg);color:var(--tag-text);font-size:12px;font-weight:500}.card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;padding:20px;transition:border-color .2s}.card:hover{border-color:var(--accent)}.loading{color:var(--text-secondary);text-align:center;padding:60px 40px;font-size:16px}.error-msg{color:var(--error);text-align:center;padding:40px}.page-header{padding:48px 0 32px}.page-header h1{font-size:28px;font-weight:600;margin-bottom:8px}.page-header p{color:var(--text-secondary)}.code-block{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:6px;padding:12px 16px;font-family:JetBrains Mono,monospace;font-size:14px;color:var(--text-primary);display:flex;align-items:center;justify-content:space-between;gap:12px}.code-block code{flex:1}.code-block button{background:none;border:1px solid var(--border);color:var(--text-secondary);padding:4px 10px;border-radius:4px;cursor:pointer;font-size:12px;white-space:nowrap}.code-block button:hover{background:var(--border);color:var(--text-primary)}.markdown-body{color:var(--text-primary);line-height:1.8}.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4{margin:24px 0 12px;font-weight:600}.markdown-body h1{font-size:24px;border-bottom:1px solid var(--border);padding-bottom:8px}.markdown-body h2{font-size:20px}.markdown-body h3{font-size:16px}.markdown-body p{margin:12px 0}.markdown-body ul,.markdown-body ol{margin:12px 0;padding-left:24px}.markdown-body li{margin:6px 0}.markdown-body code{background:var(--bg-tertiary);padding:2px 6px;border-radius:4px;font-size:.9em;font-family:JetBrains Mono,monospace}.markdown-body pre{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:6px;padding:16px;overflow-x:auto;margin:16px 0}.markdown-body pre code{background:none;padding:0}.markdown-body blockquote{border-left:3px solid var(--accent);padding-left:16px;color:var(--text-secondary);margin:16px 0}.markdown-body table{width:100%;border-collapse:collapse;margin:16px 0}.markdown-body th,.markdown-body td{border:1px solid var(--border);padding:8px 12px;text-align:left}.markdown-body th{background:var(--bg-tertiary);font-weight:600}