.nb-frame{padding-block:clamp(2.5rem,5vw,4rem);max-width:1080px}.nb-frame-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding-bottom:1.25rem;border-bottom:1px solid var(--ink);margin-bottom:clamp(2rem,4vw,3rem);flex-wrap:wrap}.nb-frame-foot{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding-top:1.5rem;margin-top:clamp(3rem,5vw,4rem);border-top:1px solid var(--hairline);flex-wrap:wrap}.nb-head{display:grid;gap:.85rem;margin-bottom:clamp(2.5rem,5vw,3.5rem);padding-bottom:1.5rem;border-bottom:1px dashed var(--hairline)}.nb-eyebrow{font-size:.62rem}.nb-title{font-size:clamp(2rem,4.5vw,3.5rem);line-height:1;letter-spacing:-.025em}.nb-subtitle{font-family:var(--font-display);font-size:clamp(1.125rem,1.8vw,1.375rem);line-height:1.35;color:var(--ink-2);max-width:58ch}.nb-body{display:flex;flex-direction:column;gap:1.25rem}.nb-md{padding:.6rem 0 .6rem var(--nb-gutter, 7.5rem);font-size:.95rem;line-height:1.65;color:var(--ink-2)}.nb-md h1,.nb-md h2,.nb-md h3,.nb-md h4{font-family:var(--font-display);font-weight:500;letter-spacing:-.02em;color:var(--ink);line-height:1.05;margin:.25rem 0 .75rem}.nb-md h1{font-size:clamp(1.6rem,2.8vw,2.25rem)}.nb-md h2{font-size:clamp(1.35rem,2.2vw,1.75rem);border-top:1px solid var(--hairline);padding-top:1rem;margin-top:.5rem}.nb-md h3{font-size:clamp(1.1rem,1.8vw,1.35rem);color:var(--cobalt)}.nb-md h4{font-size:1rem;color:var(--orange)}.nb-md p{margin:0 0 .75rem}.nb-md ul,.nb-md ol{margin:0 0 .75rem;padding-left:1.4rem}.nb-md li{margin:.2rem 0}.nb-md a{color:var(--cobalt);text-decoration:underline;text-underline-offset:3px}.nb-md a:hover{color:var(--orange)}.nb-md strong{color:var(--ink);font-weight:600}.nb-md code{font-family:var(--font-mono);font-size:.82em;background:var(--paper-2);padding:.1em .35em;border-radius:3px;color:var(--ink)}.nb-md pre{margin:.75rem 0}.nb-md pre code{display:block;padding:.75rem 1rem;background:var(--paper-2);border:1px solid var(--hairline);border-radius:var(--radius);overflow-x:auto;font-size:.8rem;line-height:1.55}.nb-md img{max-width:100%;border-radius:var(--radius);margin:.75rem 0}.nb-md blockquote{border-left:3px solid var(--orange);padding:.35rem 0 .35rem 1rem;margin:.75rem 0;color:var(--muted);font-style:italic}.nb-md hr{border:0;border-top:1px solid var(--hairline);margin:1.25rem 0}.nb-md div[align=center]{text-align:center}.nb-cell{display:flex;flex-direction:column;gap:.35rem}.nb-cell-in{display:flex;align-items:stretch}.nb-gutter{width:var(--nb-gutter, 7.5rem);flex-shrink:0;display:flex;align-items:flex-start;justify-content:flex-end;padding:.65rem .75rem .65rem 0}.nb-in-label{font-family:var(--font-mono);font-size:.62rem;color:var(--cobalt);opacity:.8;white-space:nowrap;user-select:none}.nb-src{flex:1;min-width:0;background:var(--paper-2);border:1px solid var(--hairline);border-left:3px solid var(--cobalt);border-radius:0 var(--radius) var(--radius) 0;overflow:hidden}.nb-code{margin:0;padding:.65rem 1rem;overflow-x:auto;background:transparent}.nb-code code{font-family:var(--font-mono);font-size:.77rem;line-height:1.6;color:var(--ink);white-space:pre;display:block}.nb-cell-out{display:flex;align-items:stretch}.nb-gutter-out{width:var(--nb-gutter, 7.5rem);flex-shrink:0}.nb-out{flex:1;min-width:0;padding:.55rem 1rem;border-left:3px solid var(--orange);border-right:1px solid var(--hairline);border-bottom:1px solid var(--hairline);border-radius:0 0 var(--radius) 0;background:var(--paper)}.nb-stream,.nb-text{font-family:var(--font-mono);font-size:.72rem;line-height:1.55;color:var(--ink-2);white-space:pre;overflow-x:auto;margin:0}.nb-html{overflow-x:auto}.nb-html table{border-collapse:collapse;font-family:var(--font-mono);font-size:.71rem;width:100%}.nb-html th,.nb-html td{border:1px solid var(--hairline);padding:.3rem .55rem;text-align:left;color:var(--ink);background:transparent}.nb-html th{background:var(--paper-2)!important;color:var(--cobalt)!important;font-weight:500}.nb-html *{color:var(--ink)!important;background-color:transparent!important}.nb-html th *{color:var(--cobalt)!important}.nb-raw{overflow-x:auto;margin:.2rem 0}.nb-raw :where(h1,h2,h3,h4,p){margin:0}.nb-sklearn{overflow-x:auto;margin:.2rem 0;font-size:.78rem}.nb-sklearn pre{font-family:var(--font-mono)}.nb-chart-placeholder{font-family:var(--font-mono);font-size:.68rem;color:var(--muted);font-style:italic;margin:0;padding:.25rem 0}.nb-figure{margin:.35rem 0;text-align:center}.nb-figure img{max-width:100%;height:auto;background:#fff;padding:.5rem;border:1px solid var(--hairline);border-radius:var(--radius)}.nb-code .c,.nb-code .c1,.nb-code .cm,.nb-code .cs,.nb-code .ch,.nb-code .cp{color:var(--muted);font-style:italic}.nb-code .k,.nb-code .kn,.nb-code .kc,.nb-code .kd,.nb-code .kp,.nb-code .kr,.nb-code .ow{color:var(--cobalt);font-weight:500}.nb-code .nb,.nb-code .bp{color:var(--cobalt-deep);font-style:italic}.nb-code .nf,.nb-code .fm{color:var(--orange-deep)}.nb-code .nc{color:var(--ink);font-weight:600}.nb-code .nd{color:var(--orange)}.nb-code .nn{color:var(--ink-2)}.nb-code .s,.nb-code .s1,.nb-code .s2,.nb-code .sa,.nb-code .sb,.nb-code .se,.nb-code .sd,.nb-code .sr,.nb-code .sh,.nb-code .si,.nb-code .sx{color:var(--orange-deep)}.nb-code .si{font-style:italic}.nb-code .mi,.nb-code .mf,.nb-code .mh,.nb-code .mo,.nb-code .m,.nb-code .il{color:var(--cobalt-deep)}.nb-code .o,.nb-code .p{color:var(--ink-2)}.nb-code .err{color:var(--orange-deep)}.nb-error{font-family:var(--font-mono);font-size:.72rem;color:var(--orange-deep, #c0392b);background:#d83e0a0f;border:1px solid rgba(216,62,10,.25);border-radius:3px;padding:.6rem .75rem;white-space:pre;overflow-x:auto;margin:0}@media (max-width: 640px){:root{--nb-gutter: 4.5rem}.nb-md{padding-left:4.5rem}.nb-in-label{font-size:.55rem}.nb-code code{font-size:.72rem}}@media (max-width: 420px){:root{--nb-gutter: 0px}.nb-gutter,.nb-gutter-out{display:none}.nb-md{padding-left:0}.nb-src{border-radius:var(--radius)}.nb-out{border-radius:0 0 var(--radius) var(--radius)}}