:root{--bg-main: #0f1117;--bg-secondary: #161a22;--bg-tertiary: #1e2430;--text-main: #e6edf3;--text-muted: #9aa4b2;--text-accent: #58a6ff;--border: #2b3240;--code-bg: #0d1117;--code-border: #30363d;--green: #3fb950;--red: #f85149;--yellow: #d29922;--purple: #bc8cff}html,body{background-color:var(--bg-main);color:var(--text-main);font-family:"Inter", "Segoe UI", "Roboto", "Helvetica Neue", Arial, monospace;line-height:1.6;margin:0;padding:0}body{max-width:1100px;margin:auto;padding:2rem}h1,h2,h3,h4,h5{font-weight:600;margin-top:2.5rem;margin-bottom:1rem;color:#ffffff}h1{font-size:2.2rem;border-bottom:2px solid var(--border);padding-bottom:0.5rem}h2{font-size:1.7rem;border-left:4px solid var(--text-accent);padding-left:0.75rem}h3{font-size:1.3rem;color:var(--text-accent)}h4{font-size:1.1rem;color:var(--purple)}a{color:var(--text-accent);text-decoration:none}a:hover{text-decoration:underline}ul,ol{padding-left:1.5rem}li{margin:0.4rem 0}table{width:100%;border-collapse:collapse;margin:1.5rem 0;background-color:var(--bg-secondary);border:1px solid var(--border)}thead{background-color:var(--bg-tertiary)}th,td{padding:0.6rem 0.8rem;border:1px solid var(--border);text-align:left}th{color:var(--text-accent);font-weight:600}tr:nth-child(even){background-color:#141925}pre{background-color:var(--code-bg);border:1px solid var(--code-border);border-radius:6px;padding:1rem;overflow-x:auto;margin:1.5rem 0}code{font-family:"JetBrains Mono", "Fira Code", Consolas, monospace;font-size:0.95rem}:not(pre)>code{background-color:var(--bg-tertiary);padding:0.15rem 0.4rem;border-radius:4px;border:1px solid var(--border)}blockquote{background-color:var(--bg-secondary);border-left:4px solid var(--purple);padding:0.8rem 1rem;margin:1.5rem 0;color:var(--text-muted)}.mermaid{background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;padding:1rem;margin:1.5rem 0}input[type="checkbox"]{accent-color:var(--text-accent)}hr{border:none;border-top:1px solid var(--border);margin:2.5rem 0}.back-to-home{display:inline-block;margin-bottom:1rem;color:var(--text-muted)}@media (max-width: 768px){body{padding:1.2rem}table{font-size:0.85rem}}