.karpathy-ref{--kr-bg:#0c0c0f;--kr-surface:#14161b;--kr-line:#242931;--kr-ink:#ecedef;--kr-muted:#8b9099;--kr-dim:#565b63;--kr-orange:#fb923c;--kr-orange-soft:#fb923c1f;--kr-cyan:#22d3ee;--kr-max:920px;--kr-gutter:clamp(24px,6vw,48px);background:var(--kr-bg);min-height:100vh;color:var(--kr-ink);font-family:var(--font-geist-sans,"Geist","Pretendard",sans-serif);-webkit-font-smoothing:antialiased;line-height:1.65}.karpathy-ref *,.karpathy-ref :before,.karpathy-ref :after{box-sizing:border-box}.karpathy-ref a{color:inherit;text-decoration:none}.karpathy-ref .kr-shell{max-width:calc(var(--kr-max) + var(--kr-gutter)*2);padding:28px var(--kr-gutter)96px;margin:0 auto}.karpathy-ref .kr-back{color:var(--kr-muted);align-items:center;gap:8px;font-size:14px;transition:color .2s;display:inline-flex}.karpathy-ref .kr-back:hover{color:var(--kr-orange)}.karpathy-ref .kr-back svg{width:16px;height:16px}.karpathy-ref 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.kr-pager__link{text-align:center;justify-content:center;width:100%;max-width:none}}