@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500&display=swap");:root{--bg:#f4f6fb;--bg2:#eef1f7;--bg3:#e6eaf4;--border:#e4e9f2;--border2:#d3dae7;--text:#33415c;--muted:#8b97ae;--dim:#5d6c87;--accent:#1a6fdb;--accent2:#155bb5;--white:#0d1626;--green:#15a05a;--card:#ffffff;--red:#c0392b}*{box-sizing:border-box;margin:0;padding:0}body,html{max-width:100vw;overflow:hidden;height:100%}body{font-family:JetBrains Mono,monospace;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size:64px 64px;opacity:.35;-webkit-mask-image:radial-gradient(ellipse 120% 70% at 50% 0,black 40%,transparent 100%);mask-image:radial-gradient(ellipse 120% 70% at 50% 0,black 40%,transparent 100%);z-index:0}a{color:inherit;text-decoration:none}.layout{position:relative;overflow:hidden}.layout,.sidebar{display:flex;height:100vh}.sidebar{width:220px;position:fixed;top:0;left:0;border-right:1px solid var(--border);background:rgba(244,246,251,.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);flex-direction:column;z-index:100;transition:transform .25s ease}.sidebar-logo{padding:1.5rem 1.25rem 1.125rem;border-bottom:1px solid var(--border);font-size:.875rem;font-weight:500;letter-spacing:.02em;color:var(--text)}.sidebar-logo .logo-accent{color:var(--accent)}.sidebar-nav{flex:1 1;padding:.875rem 0;display:flex;flex-direction:column;gap:.125rem}.nav-link{display:block;padding:.45rem 1.25rem;font-size:.8125rem;color:var(--muted);cursor:pointer;transition:color .15s;text-decoration:none}.nav-link:before{content:"> ";opacity:.4}.nav-link:hover{color:var(--text)}.nav-link:hover:before{opacity:.7}.nav-link.active{color:var(--accent)}.nav-link.active:before{opacity:1}.sidebar-footer{padding:1rem 1.25rem;border-top:1px solid var(--border);font-size:.75rem;color:var(--muted);display:flex;flex-direction:column;gap:.375rem}.sidebar-footer a{color:var(--muted);transition:color .15s}.sidebar-footer a:hover{color:var(--accent)}.main{margin-left:220px;flex:1 1;padding:3rem 4rem;position:relative;height:100vh;overflow-y:auto;z-index:1}.scroll-progress{position:fixed;left:220px;top:0;width:3px;background:var(--accent);z-index:200;transition:height .08s linear}.hamburger{display:none;position:fixed;top:.875rem;left:.875rem;z-index:200;background:var(--card);border:1px solid var(--border);border-radius:4px;padding:.35rem .55rem;cursor:pointer;font-size:1rem;color:var(--text);line-height:1}.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(13,22,38,.3);z-index:50}.section-label{font-size:.7rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:1.5rem}.section-label:before{content:"# ";color:var(--accent)}.cta{display:inline-flex;align-items:center;gap:.375rem;padding:.4rem .875rem;border:1px solid var(--accent);color:var(--accent);background:transparent;font-family:JetBrains Mono,monospace;font-size:.8125rem;cursor:pointer;transition:background .15s,color .15s;border-radius:4px;line-height:1.4}.cta:hover{background:var(--accent);color:#fff}.cta:disabled{opacity:.45;cursor:not-allowed}.cta.ghost{border-color:var(--border2);color:var(--dim)}.cta.ghost:hover{background:var(--bg3);color:var(--text);border-color:var(--border2)}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:1.5rem}.cursor{display:inline-block;width:.45em;height:1em;background:var(--accent);margin-left:2px;vertical-align:text-bottom;animation:blink 1s step-end infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}@media (max-width:768px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.sidebar-overlay.open{display:block}.main{margin-left:0;padding:3.75rem 1.125rem 1.5rem;height:100vh}.scroll-progress{left:0}.hamburger{display:block}}