:root{--paper: #f7f6f5;--ink: #0a0a0a;--muted: #6b6b6b;--line: #e3e1da;--accent: #2020ff}*{box-sizing:border-box}html{scrollbar-gutter:stable}html,body{margin:0;min-height:100%;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased}body{font-family:JetBrains Mono,ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:400;font-size:clamp(14px,.85rem + .2vw,15.5px);line-height:1.7}.page{max-width:640px;margin:0 auto;padding:clamp(2.5rem,8vmin,5rem) clamp(1.25rem,5vw,2rem) 3rem}.top-nav{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:clamp(3rem,10vmin,4.5rem);padding-bottom:1.25rem;border-bottom:1px solid var(--line);gap:1.5rem;flex-wrap:wrap}.top-nav .site-name{font-size:.95rem;font-weight:600;color:var(--ink);text-decoration:none}.top-nav .site-name:before{content:"~/";color:var(--muted)}.nav-links{display:flex;gap:1.5rem}.nav-links a{color:var(--muted);text-decoration:none;font-size:.85rem}.nav-links a:hover{color:var(--ink)}.nav-links a.is-active{color:var(--accent)}h1{font-size:clamp(1.3rem,3vw,1.6rem);font-weight:600;color:var(--ink);letter-spacing:-.01em;line-height:1.3;margin:0 0 1.75rem}.bodytext p{margin:0 0 1.15em;color:var(--ink)}.bodytext p:last-child{margin-bottom:0}.bodytext a{color:var(--accent);text-decoration:underline;text-decoration-color:#2020ff59;text-underline-offset:3px}.bodytext a:hover{text-decoration-color:var(--accent)}.book-list{list-style:none;margin:0 0 1.75em;padding:0}.book-list li{margin-bottom:.6em}.book-list li:last-child{margin-bottom:0}.book-author{color:var(--muted)}.video-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:2rem}.video-grid video{width:100%;border:1px solid var(--line);border-radius:4px;background:#000}@media (max-width: 560px){.video-grid{grid-template-columns:1fr}}.site-footer{margin-top:3.5rem;padding-top:1.5rem;border-top:1px solid var(--line);display:flex;align-items:center;gap:1.25rem}.site-footer a{color:var(--muted);text-decoration:none}.site-footer a:hover{color:var(--accent)}.footer-icon{display:inline-flex;align-items:center;justify-content:center;width:1.9rem;height:1.9rem}.footer-icon svg{width:1rem;height:1rem;flex-shrink:0;fill:currentColor}@media (max-width: 560px){.top-nav{flex-direction:column;align-items:flex-start;gap:1rem}.nav-links{gap:1rem}}