@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap");:root{--gray-50: #fafafa;--gray-100: #f5f5f5;--gray-200: #e5e5e5;--gray-300: #d4d4d4;--gray-400: #a3a3a3;--gray-500: #737373;--gray-600: #525252;--gray-700: #404040;--gray-800: #262626;--gray-900: #171717;--gray-950: #0a0a0a;--bg: #ffffff;--bg-subtle: var(--gray-50);--text: var(--gray-600);--text-strong: var(--gray-900);--text-muted: var(--gray-500);--border: var(--gray-200);--sidebar-width: 240px;--content-max: 680px;--header-height: 52px;--radius: 6px;--ease: cubic-bezier(0.4, 0, 0.2, 1)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 24px)}body{font-family:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;font-size:14px;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{color:var(--text-strong);font-weight:600;line-height:1.4;letter-spacing:-0.02em}h1{font-size:1.75rem;margin-bottom:0.5rem}h2{font-size:1.125rem;margin-top:2.5rem;margin-bottom:0.75rem;padding-bottom:0.5rem;border-bottom:1px solid var(--border)}h3{font-size:1rem;margin-top:1.75rem;margin-bottom:0.5rem}h4{font-size:0.9rem;margin-top:1.25rem;margin-bottom:0.5rem}p{margin-bottom:1rem}a{color:var(--text-strong);text-decoration:underline;text-decoration-color:var(--gray-300);text-underline-offset:2px;transition:text-decoration-color 150ms var(--ease)}a:hover{text-decoration-color:var(--gray-500)}strong{font-weight:600;color:var(--text-strong)}ul,ol{margin-bottom:1rem;padding-left:1.25rem}li{margin-bottom:0.25rem}li::marker{color:var(--gray-400)}code,pre{font-family:'JetBrains Mono', 'SF Mono', 'Monaco', monospace;font-size:13px}code{background:var(--gray-100);color:var(--gray-700);padding:0.125em 0.3em;border-radius:4px}pre{background:var(--gray-950);color:var(--gray-300);padding:1rem 1.25rem;border-radius:var(--radius);overflow-x:auto;margin:1.25rem 0}pre code{background:transparent;padding:0;color:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);position:fixed;top:0;left:0;bottom:0;background:var(--bg);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:100;transition:transform 200ms var(--ease)}.sidebar-header{padding:1rem 1rem;border-bottom:1px solid var(--border)}.logo{display:flex;align-items:center;gap:8px;text-decoration:none !important}.logo-icon{width:24px;height:24px;background:var(--gray-900);border-radius:5px;display:flex;align-items:center;justify-content:center}.logo-icon svg{width:14px;height:14px;color:white}.logo-text{font-size:0.875rem;font-weight:600;color:var(--text-strong)}.sidebar-content{flex:1;overflow-y:auto;padding:0.75rem 0}.sidebar-content::-webkit-scrollbar{width:0}.nav-group{margin-bottom:1rem}.nav-label{display:block;padding:0.375rem 1rem 0.25rem;font-size:0.65rem;font-weight:500;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted)}.nav-list{list-style:none;padding:0;margin:0}.nav-item{margin:0}.nav-link{display:flex;align-items:center;gap:8px;padding:0.375rem 1rem;color:var(--text);font-size:0.8rem;text-decoration:none !important;transition:color 150ms var(--ease)}.nav-link:hover{color:var(--text-strong)}.nav-link.active{color:var(--text-strong);font-weight:500}.nav-icon{display:flex;opacity:0.4}.nav-icon svg{width:14px;height:14px}.nav-link:hover .nav-icon,.nav-link.active .nav-icon{opacity:0.7}.sidebar-footer{padding:0.75rem 1rem;border-top:1px solid var(--border)}.github-btn{display:flex;align-items:center;justify-content:center;gap:6px;padding:0.375rem 0.625rem;background:var(--gray-100);color:var(--text) !important;border-radius:var(--radius);font-size:0.75rem;font-weight:500;text-decoration:none !important;transition:background 150ms var(--ease)}.github-btn:hover{background:var(--gray-200)}.github-btn svg{width:14px;height:14px}.main-content{flex:1;margin-left:var(--sidebar-width);min-width:0}.top-bar{height:var(--header-height);background:rgba(255,255,255,0.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;display:flex;align-items:center;padding:0 1.25rem}.mobile-menu-btn{display:none;background:none;border:none;padding:0.25rem;cursor:pointer;color:var(--text-strong);border-radius:4px;margin-right:0.5rem}.mobile-menu-btn:hover{background:var(--gray-100)}.breadcrumbs{display:flex;align-items:center;gap:6px;font-size:0.8rem;color:var(--text-muted)}.breadcrumbs .current{color:var(--text-strong)}.page-content{max-width:var(--content-max);padding:2rem 1.5rem 4rem}.toc-sidebar{width:180px;position:fixed;right:0;top:var(--header-height);bottom:0;padding:1.25rem 1rem;overflow-y:auto;border-left:1px solid var(--border)}.toc-title{font-size:0.65rem;font-weight:500;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted);margin-bottom:0.625rem}.toc-list{list-style:none;padding:0;margin:0}.toc-list li{margin-bottom:0}.toc-link{display:block;padding:0.2rem 0 0.2rem 0.625rem;font-size:0.75rem;color:var(--text-muted);text-decoration:none !important;border-left:1px solid transparent;transition:all 150ms var(--ease)}.toc-link:hover{color:var(--text)}.toc-link.active{color:var(--text-strong);border-left-color:var(--text-strong)}table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:0.8rem}thead{border-bottom:1px solid var(--border)}th{text-align:left;padding:0.5rem 0.625rem;font-weight:500;color:var(--text-muted);font-size:0.7rem;text-transform:uppercase;letter-spacing:0.03em}td{padding:0.625rem;border-bottom:1px solid var(--gray-100)}tr:last-child td{border-bottom:none}img{max-width:100%;border-radius:var(--radius);margin:1rem 0}blockquote{margin:1rem 0;padding:0.625rem 1rem;background:var(--gray-50);border-left:2px solid var(--gray-300);border-radius:0 var(--radius) var(--radius) 0;color:var(--text)}blockquote p:last-child{margin-bottom:0}hr{border:none;height:1px;background:var(--border);margin:2rem 0}.site-footer{margin-top:2.5rem;padding:1.25rem 0;border-top:1px solid var(--border);color:var(--text-muted);font-size:0.75rem}@media (max-width: 1100px){.toc-sidebar{display:none}}@media (max-width: 768px){.sidebar{transform:translateX(-100%);box-shadow:0 0 40px rgba(0,0,0,0.08)}.sidebar.open{transform:translateX(0)}.main-content{margin-left:0}.mobile-menu-btn{display:flex}.page-content{padding:1.5rem 1rem 3rem}h1{font-size:1.5rem}}.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.3);z-index:90;opacity:0;transition:opacity 200ms var(--ease)}.sidebar-overlay.visible{display:block;opacity:1}.highlight .c,.highlight .c1,.highlight .cm{color:#6b7280;font-style:italic}.highlight .k,.highlight .kd,.highlight .kn{color:#c084fc}.highlight .s,.highlight .s1,.highlight .s2{color:#86efac}.highlight .n,.highlight .nf{color:#93c5fd}.highlight .nb{color:#fcd34d}.highlight .o{color:#f9a8d4}.highlight .p{color:#d1d5db}.highlight .mi,.highlight .mf{color:#f9a8d4}.highlight .nt{color:#f9a8d4}.highlight .na{color:#93c5fd}