@import "https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700&display=swap";:root{--bg:#09090b;--bg-secondary:#14141a;--bg-hover:#ffffff0a;--text:#fafafa;--text-secondary:#ffffff73;--text-tertiary:#ffffff47;--border:#ffffff0f;--border-visible:#ffffff1a;--accent:#0ea5e9;--accent-light:#0ea5e914;--neon-blue:#0ea5e9;--neon-blue-dim:#0ea5e926;--neon-glow:#0ea5e90f;--sidebar-width:260px;--content-max:980px;--font:"Geist", -apple-system, BlinkMacSystemFont, sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6}a,a:visited{color:inherit}.app{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border);z-index:10;padding:16px 0;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-header{align-items:center;gap:10px;padding:8px 16px 20px;display:flex}.sidebar-logo{background:var(--neon-blue);border-radius:4px;flex-shrink:0;width:22px;height:22px}.sidebar-title{color:var(--text);letter-spacing:-.01em;font-size:14px;font-weight:600}.sidebar-section{margin-bottom:8px;padding:0 8px}.sidebar-section-label{color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.05em;padding:6px 8px;font-size:11px;font-weight:600}.sidebar-link{color:var(--text-secondary);border-radius:4px;align-items:center;gap:8px;padding:4px 8px;font-size:14px;text-decoration:none;transition:background 80ms ease-in,color 80ms ease-in;display:flex}.sidebar-link:hover{background:var(--bg-hover);color:var(--text)}.sidebar-link.active{color:var(--neon-blue);background:#0ea5e914;font-weight:500}.sidebar-link-icon{opacity:.7;text-align:center;flex-shrink:0;width:20px;font-size:16px}.main{margin-left:var(--sidebar-width);flex-direction:column;flex:1;align-items:center;display:flex}.content{width:100%;max-width:var(--content-max);padding:40px 96px 80px;position:relative}.content h1{letter-spacing:-.03em;color:var(--text);margin-bottom:4px;font-size:36px;font-weight:700;line-height:1.2}.content h2{letter-spacing:-.02em;color:var(--text);margin-top:48px;margin-bottom:8px;font-size:24px;font-weight:600}.content h3{letter-spacing:-.01em;color:var(--text);margin-top:32px;margin-bottom:6px;font-size:20px;font-weight:600}.content h4{color:var(--text);margin-top:24px;margin-bottom:4px;font-size:16px;font-weight:600}.content p{color:#ffffffb3;margin-bottom:12px;font-size:15px;line-height:1.7}.content strong{color:var(--text);font-weight:600}.content ul,.content ol{margin-bottom:12px;padding-left:24px}.content li{color:#ffffffb3;margin-bottom:4px;font-size:15px;line-height:1.7}.content li::marker{color:var(--text-tertiary)}.content hr{border:none;border-top:1px solid var(--border);margin:32px 0}.content blockquote{border-left:3px solid var(--neon-blue);background:var(--bg-secondary);border-radius:0 6px 6px 0;margin:16px 0;padding:8px 16px}.content blockquote p{color:var(--text-secondary)}.content code{background:var(--bg-secondary);border:1px solid var(--border);color:var(--neon-blue);border-radius:4px;padding:2px 6px;font-family:SFMono-Regular,Menlo,monospace;font-size:13px}.content pre{background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;margin-bottom:16px;padding:16px;overflow-x:auto}.content pre code{color:#ffffffb3;background:0 0;border:none;padding:0}.content a,.content a:visited{color:var(--accent);text-underline-offset:2px;-webkit-text-decoration:underline #0ea5e94d;text-decoration:underline #0ea5e94d}.content a:hover{-webkit-text-decoration-color:var(--accent);text-decoration-color:var(--accent)}.content table{border-collapse:separate;border-spacing:0;border:1px solid var(--border-visible);border-radius:10px;width:100%;margin:20px 0;font-size:14px;overflow:hidden}.content 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ease-in;display:block}.sidebar-toc-link:hover{background:var(--bg-hover);color:var(--text)}.sidebar-toc-link.active{color:var(--neon-blue);font-weight:500}.sidebar-toc-link.toc-h3{padding-left:20px;font-size:12px}.dfn-term{text-underline-offset:3px;cursor:help;border-radius:2px;-webkit-text-decoration:underline dotted #0ea5e966;text-decoration:underline dotted #0ea5e966;transition:background 80ms ease-in,text-decoration-color 80ms ease-in}.dfn-term:hover{background:var(--accent-light);-webkit-text-decoration-color:var(--neon-blue);text-decoration-color:var(--neon-blue)}.dfn-tooltip{z-index:100;background:var(--bg-secondary);border:1px solid var(--border-visible);width:320px;box-shadow:0 8px 32px #00000080, 0 0 0 1px var(--border);opacity:0;pointer-events:none;border-radius:10px;padding:14px 16px;transition:opacity .15s,transform .15s;position:absolute;transform:translateY(4px)}.dfn-tooltip.visible{opacity:1;pointer-events:auto;transform:translateY(0)}.dfn-tooltip-term{text-transform:uppercase;letter-spacing:.06em;color:var(--neon-blue);margin-bottom:6px;font-size:11px;font-weight:700}.dfn-tooltip-body{color:var(--text-secondary);font-size:14px;line-height:1.6}.mobile-menu-toggle{z-index:40;-webkit-backdrop-filter:blur(8px);border:1px solid var(--border-visible);width:40px;height:40px;color:var(--text);cursor:pointer;background:#14141ad9;border-radius:8px;justify-content:center;align-items:center;padding:0;transition:background 80ms ease-in;display:none;position:fixed;top:12px;left:12px}.mobile-menu-toggle:hover{background:var(--bg-secondary)}.mobile-backdrop{z-index:20;opacity:0;pointer-events:none;background:#0000008c;transition:opacity .2s;display:none;position:fixed;inset:0}.mobile-backdrop.visible{opacity:1;pointer-events:auto}body.menu-open{overflow:hidden}@media (width<=900px){.sidebar{z-index:30;transition:transform .22s;transform:translate(-100%);box-shadow:4px 0 24px #0006}.sidebar.open{transform:translate(0)}.main{margin-left:0}.content{padding:64px 24px 60px}.mobile-menu-toggle{display:flex}.mobile-backdrop{display:block}}