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0}.masthead-sentinel{width:1px;height:1px;position:absolute;top:0}.masthead{z-index:40;background:color-mix(in srgb, var(--paper) 82%, transparent);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid #0000;transition:border-color .25s,background-color .25s;position:sticky;top:0}.masthead.is-stuck{background:color-mix(in srgb, var(--paper) 94%, transparent);border-bottom-color:var(--hairline)}.masthead-inner{padding:.85rem var(--content-right) .85rem var(--content-left);max-width:calc(var(--max-w) + var(--content-left) + var(--content-right));flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.35rem 1.5rem;display:flex}.wordmark{font-family:var(--font-display);margin:0;font-size:1.5rem;font-weight:800;line-height:1.2}.wordmark-press{color:var(--margin-red)}.masthead-tag{color:var(--ink-soft);margin:0;font-size:.85rem}.masthead-nav{align-items:center;gap:1.35rem;display:flex}.m-link{font-family:var(--font-display);color:var(--ink);background-image:linear-gradient(var(--margin-red), var(--margin-red));background-position:0 100%;background-repeat:no-repeat;background-size:0% 2px;padding-bottom:.15em;font-size:.94rem;font-weight:700;text-decoration:none;transition:background-size .25s,color .2s}.m-link:hover{background-size:100% 2px}.m-link-out{color:var(--ink);background-size:100% 2px}.m-link-out:hover{color:var(--margin-red)}.btn{font-family:var(--font-display);color:var(--paper);background:var(--ink);cursor:pointer;border:0;border-radius:999px;padding:.55em 1.35em;font-size:1rem;font-weight:700;text-decoration:none;transition:transform .2s,background-color 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var(--ink) 52%, transparent);-webkit-backdrop-filter:blur(3px)}.book-dialog[open]{opacity:1;transition:opacity .28s,transform .28s;transform:translateY(0)scale(1)}@starting-style{.book-dialog[open]{opacity:0;transform:translateY(16px)scale(.985)}}.book-dialog[open]::backdrop{opacity:1;transition:opacity .3s}@starting-style{.book-dialog[open]::backdrop{opacity:0}}.bd-body{grid-template-columns:minmax(10rem,14.5rem) minmax(0,1fr);gap:clamp(1.3rem,3vw,2.3rem);padding:clamp(1.5rem,3.5vw,2.4rem) clamp(1.4rem,3.5vw,2.6rem) clamp(1.6rem,3.5vw,2.5rem) clamp(2rem,4.5vw,3rem);display:grid;position:relative}.bd-body:before{content:"";background:linear-gradient(to right, var(--margin-red) 0, var(--margin-red) 1.5px, transparent 1.5px, transparent 3.5px, var(--margin-red) 3.5px, var(--margin-red) 5px);opacity:.35;pointer-events:none;width:5px;position:absolute;top:0;bottom:0;left:.95rem}.bd-cover-col{align-self:start}.bd-cover{aspect-ratio:auto;display:block;box-shadow:0 18px 30px -14px 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