.bwe-shell{overflow-wrap:anywhere;padding-block:clamp(1.5rem,4vw,4rem) clamp(4rem,8vw,8rem)}.bwe-shell :is(h1,h2,h3,h4,h5,h6,[id]){scroll-margin-block-start:2rem}.bwe-shell :is(a,button,summary,[tabindex]):focus-visible{outline:3px solid var(--blue);outline-offset:4px}.bwe-shell :is(h2,h3,h4,h5,h6):target{text-decoration:underline;text-decoration-color:var(--copper);text-underline-offset:.2em;text-decoration-thickness:2px}.bwe-breadcrumb{color:var(--muted);flex-wrap:wrap;align-items:center;gap:.4rem .8rem;margin-block-end:clamp(2rem,5vw,4.5rem);font-size:.82rem;display:flex}.bwe-breadcrumb a{align-items:center;min-height:44px;display:inline-flex}.bwe-hero{border-block-end:1px solid var(--line);gap:clamp(2.5rem,5vw,5rem);padding-block-end:clamp(3rem,6vw,6rem);display:grid}.bwe-hero>*,.bwe-reader>*,.bwe-flow-content{min-width:0}.bwe-hero h1{max-width:13ch;margin:0 0 1.5rem;font-size:clamp(3rem,6.6vw,6.8rem);line-height:1.02}.bwe-dek{max-width:36ch;font-size:clamp(1.22rem,2.2vw,1.7rem);line-height:1.55}.bwe-byline{color:var(--muted);font-size:.94rem}.bwe-actions{flex-wrap:wrap;align-items:center;gap:1rem 1.7rem;margin-block-start:2rem;font-size:.9rem;display:flex}.bwe-actions a{align-items:center;gap:1.8rem;min-height:48px;display:inline-flex}.bwe-start{background:var(--ink);color:var(--paper);border:1px solid var(--ink);padding:.65rem 1.2rem;text-decoration:none}.bwe-start:hover{background:var(--paper);color:var(--ink)}.bwe-source-note{border-block:1px solid var(--line);align-self:end;padding-block:1.6rem}.bwe-source-note blockquote{max-width:18ch;font:400 clamp(1.8rem, 2.5vw, 2.6rem)/1.2 var(--serif);letter-spacing:-.025em;margin:0}.bwe-source-note>p:not(.eyebrow){color:var(--muted);max-width:34ch;font-size:.9rem}.bwe-source-note>a{width:fit-content;min-height:44px;padding-block:.5rem;font-size:.85rem;display:block}.bwe-reader{grid-template-columns:minmax(0,1fr);align-items:start;gap:2.5rem;padding-block-start:clamp(2rem,5vw,5rem);display:grid}.bwe-contents{min-width:0;font-size:.85rem;line-height:1.55}.bwe-toc{border-block:1px solid var(--line)}.bwe-toc summary{cursor:pointer;min-height:48px;padding-block:.8rem;font-weight:700}.bwe-toc nav{padding:.2rem .35rem 1rem}.bwe-toc ol{margin:0;padding:0;list-style:none}.bwe-toc a{min-height:44px;padding-block:.6rem;text-decoration:none;display:block}.bwe-toc a:hover,.bwe-toc a:focus-visible{text-decoration:underline}.bwe-part-label{color:var(--muted);text-transform:uppercase;letter-spacing:.1em;border-block-start:1px solid var(--line);margin-block-start:.5rem;padding-block:1.3rem .5rem;font-size:.72rem;display:block}.bwe-toc-sources{border-block-start:1px solid var(--line);margin-block-start:1rem}.bwe-navigation-note,.bwe-small{color:var(--muted);margin-block:1rem 0;font-size:.8rem;line-height:1.65}.bwe-reading-column{min-width:0;max-width:78ch}.bwe-overview>h2,.bwe-sources>h2{margin-block-end:1.25rem;font-size:clamp(2rem,3.5vw,3rem);line-height:1.15}.bwe-overview-intro{max-width:62ch;color:var(--muted);line-height:1.8}.bwe-diagram{border-block:1px solid var(--line);margin-block:2rem 0;padding-block:1.5rem}.bwe-diagram figcaption{gap:.4rem;margin-block-end:1.7rem;font-size:.95rem;display:grid}.bwe-diagram figcaption span,.bwe-diagram-note{color:var(--muted);font-size:.8rem;line-height:1.7}.bwe-flow{margin:0;padding:0;list-style:none}.bwe-flow-stage{gap:.5rem;display:grid}.bwe-flow-label{color:var(--muted);text-transform:uppercase;letter-spacing:.1em;padding-block-start:.35rem;font-size:.7rem}.bwe-flow-node{border:1px solid var(--line);background:var(--surface);min-width:0;padding:1rem}.bwe-flow-node strong{font-size:.92rem;font-weight:500;display:block}.bwe-flow-node p{color:var(--muted);margin:.4rem 0 0;font-size:.8rem;line-height:1.65}.bwe-flow-pair{border-inline-start:1px dashed var(--copper);grid-template-columns:minmax(0,1fr);gap:.7rem;padding-inline-start:.7rem;display:grid}.bwe-flow-boundary{color:var(--muted);margin:.5rem 0 0;font-size:.72rem;line-height:1.6}.bwe-flow-arrow{text-align:center;color:var(--copper);padding-block:.55rem;font-size:1.35rem;line-height:1;display:block}.bwe-flow-final .bwe-flow-node{border-color:var(--copper)}.bwe-diagram-note{margin-block:1.5rem 0}.bwe-chapter{margin-block-start:clamp(3.5rem,7vw,6.5rem)}.bwe-chapter-label{border-block:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1rem;margin-block-end:2rem;padding-block:.75rem;display:flex}.bwe-chapter-label .eyebrow{margin:0}.bwe-chapter-label a{align-items:center;gap:.5rem;min-height:44px;font-size:.78rem;display:inline-flex}.bwe-prose{min-width:0;line-height:1.9}.bwe-prose :is(h2,h3,h4,h5,h6){line-height:1.3}.bwe-prose h2{margin-block:3rem 1.3rem;font-size:clamp(1.85rem,3vw,2.7rem)}.bwe-prose>h2:first-child{margin-block-start:0}.bwe-prose h3{letter-spacing:-.015em;margin-block:2.4rem .8rem;font-size:1.2rem;font-weight:500}.bwe-prose :is(h4,h5,h6){margin-block:1.8rem .7rem;font-size:1rem}.bwe-prose :is(ul,ol){margin-block:0 1.5rem;padding-inline-start:1.4rem}.bwe-prose li+li{margin-block-start:.55rem}.bwe-prose blockquote{border-inline-start:2px solid var(--copper);margin:2rem 0;padding:.2rem 0 .2rem 1.25rem}.bwe-prose blockquote>:last-child{margin-block-end:0}.bwe-permalink{vertical-align:middle;min-width:44px;min-height:44px;font:400 .85rem var(--sans);letter-spacing:0;color:var(--muted);justify-content:center;align-items:center;margin-inline-start:.2rem;text-decoration:none;display:inline-flex}.bwe-permalink:hover{color:var(--blue);text-decoration:underline}.bwe-prose code{overflow-wrap:anywhere;font-size:.88em}.bwe-prose pre{overscroll-behavior-inline:contain;border:1px solid var(--line);background:var(--surface);white-space:pre;overflow-wrap:normal;max-width:100%;margin-block:1.5rem;padding:1.1rem;line-height:1.65;overflow-x:auto}.bwe-prose pre code{white-space:inherit;overflow-wrap:normal;word-break:normal}.bwe-table-scroll{overscroll-behavior-inline:contain;border:1px solid var(--line);max-width:100%;margin-block:1.5rem;overflow-x:auto}.bwe-table-scroll table{border-collapse:collapse;width:100%;font-size:.85rem;line-height:1.65}.bwe-table-scroll :is(th,td){text-align:left;vertical-align:top;border-block-end:1px solid var(--line);min-width:9rem;padding:.85rem}.bwe-table-scroll th{background:var(--surface);font-weight:500}.bwe-table-scroll tr:last-child td{border-block-end:0}.bwe-back-top{align-items:center;gap:1rem;min-height:44px;margin-block-start:1rem;font-size:.8rem;display:inline-flex}.bwe-sources{border-block-start:1px solid var(--line);margin-block-start:clamp(4rem,7vw,7rem);padding-block-start:2.5rem}.bwe-sources>p{line-height:1.85}.bwe-source-links{margin-block:2rem 3rem;padding:0;list-style:none}.bwe-source-links li{border-block-start:1px solid var(--line);padding-block:1rem}.bwe-source-links a{align-items:center;min-height:44px;display:inline-flex}.bwe-source-links span{color:var(--muted);font-size:.82rem;display:block}.bwe-sources h3{font-size:1.2rem;font-weight:500}.bwe-citation{background:var(--surface);border:1px solid var(--line);user-select:text;padding:1.2rem;font-size:.9rem}.bwe-citation-controls{flex-wrap:wrap;align-items:center;gap:.8rem 1.2rem;display:flex}.bwe-citation-controls button{border:1px solid var(--ink);color:var(--ink);background:0 0;min-height:44px;padding:.6rem 1rem;font-size:.85rem}.bwe-citation-controls button:hover{background:var(--surface)}.bwe-citation-controls button:disabled{opacity:.7;cursor:wait}.bwe-copy-status{margin:0;font-size:.82rem}.bwe-related{padding-block-start:2rem}.bwe-related a{align-items:center;gap:.5rem;min-height:44px;display:inline-flex}@media (width>=40rem){.bwe-flow-stage{grid-template-columns:6rem minmax(0,1fr);gap:1rem}.bwe-flow-pair{border-inline-start:0;grid-template-columns:repeat(2,minmax(0,1fr));padding-inline-start:0}}@media (width>=64rem){.bwe-hero{grid-template-columns:minmax(0,1.8fr) minmax(0,1fr)}.bwe-reader{grid-template-columns:minmax(13rem,.65fr) minmax(0,2fr);gap:clamp(2.5rem,5vw,6rem)}.bwe-contents{scrollbar-gutter:stable;max-height:calc(100dvh - 3rem);padding:.35rem;position:sticky;top:1.5rem;overflow-y:auto}}@media print{.bwe-shell{--ink:#111;--paper:#fff;--muted:#333;--surface:#f4f4f4;--line:#aaa;--copper:#333;color:var(--ink)}.bwe-reader,.bwe-hero{display:block}.bwe-hero h1{max-width:none;font-size:32pt}.bwe-contents,.bwe-actions,.bwe-breadcrumb,.bwe-permalink,.bwe-back-top,.bwe-chapter-label a,.bwe-citation-controls{display:none}.bwe-reading-column{max-width:none}.bwe-prose pre{white-space:pre-wrap;overflow-wrap:anywhere}.bwe-table-scroll{overflow:visible}.bwe-table-scroll :is(th,td){min-width:0}.bwe-flow-stage,.bwe-flow-node{break-inside:avoid}.bwe-prose :is(h2,h3,h4){break-after:avoid}}