:root{--color-bg-default: #0d1117;--color-bg-subtle: #161b22;--color-bg-inset: #010409;--color-bg-overlay: #1c2128;--color-bg-accent: rgba(31, 111, 235, 0.133);--color-border-default: #30363d;--color-border-muted: #21262d;--color-border-accent: #1f6feb;--color-text-primary: #e6edf3;--color-text-secondary: #8b949e;--color-text-tertiary: #6e7681;--color-text-link: #58a6ff;--color-text-link-hover: #79c0ff;--color-text-accent: #58a6ff;--color-accent-emphasis: #1f6feb;--color-accent-muted: rgba(56,139,253,0.15);--color-accent-subtle: rgba(56,139,253,0.10);--color-success-emphasis: #238636;--color-success-muted: rgba(46,160,67,0.15);--color-attention-emphasis: #9e6a03;--color-attention-muted: rgba(187,128,9,0.15);--color-danger-emphasis: #da3633;--color-danger-muted: rgba(248,81,73,0.15);--color-code-bg: #161b22;--color-code-border: #30363d;--color-inline-code-text: #b392f0;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--sidebar-width: 280px;--header-height: 56px;--content-max-width: 900px}*,*::before,*::after{box-sizing:border-box}html{color-scheme:dark;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;font-family:var(--font-sans);font-size:0.9375rem;line-height:1.65;color:var(--color-text-primary);background:var(--color-bg-default)}.site-wrapper{display:flex;min-height:100vh}.site-sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);height:100vh;position:fixed;top:0;left:0;overflow-y:auto;background:var(--color-bg-subtle);border-right:1px solid var(--color-border-default);padding:1.5rem 0 2rem;z-index:40}.site-sidebar::-webkit-scrollbar{width:6px}.site-sidebar::-webkit-scrollbar-thumb{background:var(--color-border-default);border-radius:3px}.sidebar-header{padding:0 1.25rem 1rem;border-bottom:1px solid var(--color-border-muted);margin-bottom:0.75rem}.sidebar-header a{font-size:1.125rem;font-weight:700;color:var(--color-text-primary);text-decoration:none;display:flex;align-items:center;gap:0.5rem}.sidebar-header a:hover{color:var(--color-text-link)}.sidebar-nav{padding:0 0.75rem}.sidebar-section{margin-bottom:0.75rem}.sidebar-section-title{font-size:0.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:0.08em;color:var(--color-text-tertiary);padding:0.5rem 0.5rem 0.25rem}.sidebar-section a{display:block;padding:0.375rem 0.5rem;color:var(--color-text-secondary);text-decoration:none;border-radius:6px;font-size:0.8125rem;transition:color 0.12s, background 0.12s}.sidebar-section a:hover{color:var(--color-text-primary);background:var(--color-accent-muted)}.sidebar-section a.active{color:var(--color-text-link);background:var(--color-accent-subtle);font-weight:500}.site-main{flex:1;margin-left:var(--sidebar-width);min-width:0;padding:2rem 2.5rem 4rem;max-width:calc(var(--sidebar-width) + var(--content-max-width) + 5rem)}h1,h2,h3,h4,h5,h6{color:var(--color-text-primary);font-weight:600;line-height:1.3;margin-top:2rem;margin-bottom:0.75rem}h1{font-size:1.875rem;font-weight:700;padding-bottom:0.4rem;border-bottom:1px solid var(--color-border-muted);margin-top:0}h2{font-size:1.5rem;padding-bottom:0.3rem;border-bottom:1px solid var(--color-border-muted)}h3{font-size:1.25rem}h4{font-size:1.0625rem}a{color:var(--color-text-link);text-decoration:none}a:hover{color:var(--color-text-link-hover);text-decoration:underline}strong{font-weight:600}code{font-family:var(--font-mono);font-size:0.85em;background:var(--color-code-bg);padding:0.15em 0.4em;border-radius:4px;color:var(--color-inline-code-text)}pre{background:var(--color-code-bg);border:1px solid var(--color-code-border);border-radius:8px;padding:1rem;overflow-x:auto;font-size:0.8125rem;line-height:1.55}pre code{background:none;padding:0;color:var(--color-text-primary);font-size:inherit}pre::-webkit-scrollbar{height:6px}pre::-webkit-scrollbar-thumb{background:var(--color-border-default);border-radius:3px}.highlight .c{color:#8b949e;font-style:italic}.highlight .cm{color:#8b949e;font-style:italic}.highlight .cp{color:#8b949e;font-weight:600}.highlight .c1{color:#8b949e;font-style:italic}.highlight .cs{color:#8b949e;font-style:italic;font-weight:600}.highlight .k{color:#ff7b72}.highlight .kd{color:#ff7b72}.highlight .kn{color:#ff7b72}.highlight .kp{color:#ff7b72}.highlight .kr{color:#ff7b72}.highlight .kt{color:#ff7b72}.highlight .kc{color:#79c0ff}.highlight .o{color:#ff7b72}.highlight .ow{color:#ff7b72}.highlight .s{color:#a5d6ff}.highlight .sb{color:#a5d6ff}.highlight .sc{color:#a5d6ff}.highlight .sd{color:#a5d6ff}.highlight .s2{color:#a5d6ff}.highlight .se{color:#a5d6ff}.highlight .sh{color:#a5d6ff}.highlight .si{color:#a5d6ff}.highlight .sx{color:#a5d6ff}.highlight .sr{color:#a5d6ff}.highlight .s1{color:#a5d6ff}.highlight .ss{color:#a5d6ff}.highlight .na{color:#d2a8ff}.highlight .nb{color:#79c0ff}.highlight .nc{color:#d2a8ff}.highlight .nd{color:#d2a8ff}.highlight .ne{color:#d2a8ff}.highlight .nf{color:#d2a8ff}.highlight .ni{color:#ffa657}.highlight .nl{color:#79c0ff}.highlight .nn{color:#d2a8ff}.highlight .no{color:#79c0ff}.highlight .nt{color:#7ee787}.highlight .nv{color:#79c0ff}.highlight .vc{color:#79c0ff}.highlight .vg{color:#79c0ff}.highlight .vi{color:#79c0ff}.highlight .m{color:#a5d6ff}.highlight .mf{color:#a5d6ff}.highlight .mh{color:#a5d6ff}.highlight .mi{color:#a5d6ff}.highlight .il{color:#a5d6ff}.highlight .mo{color:#a5d6ff}.highlight .bp{color:#79c0ff}.highlight .gh{color:var(--color-text-secondary)}.highlight .gi{color:#3fb950}.highlight .gd{color:#f85149}.highlight .gs{font-weight:600}.highlight .ge{font-style:italic}.highlight .gr{color:#f85149}.highlight .gt{color:#f85149}.highlight .err{color:#f85149;background:rgba(248,81,73,0.1)}.highlight .w{color:var(--color-text-tertiary)}table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:0.875rem}th,td{padding:0.5rem 0.75rem;text-align:left;border:1px solid var(--color-border-default)}th{background:var(--color-bg-subtle);font-weight:600;color:var(--color-text-primary)}tr:nth-child(even){background:var(--color-bg-subtle)}blockquote{margin:1rem 0;padding:0.5rem 1rem;border-left:4px solid var(--color-accent-emphasis);background:var(--color-accent-subtle);border-radius:0 6px 6px 0;color:var(--color-text-secondary)}blockquote p:first-child{margin-top:0}blockquote p:last-child{margin-bottom:0}hr{border:0;height:1px;background:var(--color-border-default);margin:2rem 0}img,svg{max-width:100%;height:auto}.mermaid svg{background:transparent !important}html[data-color-mode="dark"] .mermaid{--mermaid-theme: dark}ul,ol{padding-left:1.5rem}li+li{margin-top:0.25rem}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border-default);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0, 0, 0, 0)}.hero{padding:2rem 0 1rem}.hero h1{font-size:2.5rem;border-bottom:none;margin-bottom:0.5rem}.hero .tagline{font-size:1.125rem;color:var(--color-text-secondary);max-width:640px;margin-bottom:1.5rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(260px, 1fr));gap:1rem;margin:1.5rem 0}.card{background:var(--color-bg-subtle);border:1px solid var(--color-border-default);border-radius:8px;padding:1.25rem;transition:border-color 0.15s, box-shadow 0.15s;text-decoration:none}.card:hover{border-color:var(--color-accent-emphasis);box-shadow:0 0 0 1px var(--color-accent-emphasis)}.card h3{margin:0 0 0.375rem;font-size:0.9375rem;color:var(--color-text-link)}.card p{margin:0;font-size:0.8125rem;color:var(--color-text-secondary)}@media (max-width: 768px){.site-sidebar{width:100%;height:auto;position:relative;border-right:none;border-bottom:1px solid var(--color-border-default);padding:1rem}.site-main{margin-left:0;padding:1.25rem}h1{font-size:1.5rem}h2{font-size:1.25rem}.hero h1{font-size:1.75rem}}@media (max-width: 480px){.card-grid{grid-template-columns:1fr}}