.primary-button[data-astro-cid-7mbuy2q2]{border:1px solid var(--oxblood);background:var(--oxblood);color:#fffaf4;letter-spacing:.09em;text-align:center;text-transform:uppercase;width:fit-content;min-height:3.25rem;transition:background-color .18s var(--ease-soft), border-color .18s var(--ease-soft), transform .18s var(--ease-soft);justify-content:center;align-items:center;padding:.85rem 1.35rem;font-size:.8rem;font-weight:720;line-height:1.2;text-decoration:none;display:inline-flex}@media (hover:hover){.primary-button[data-astro-cid-7mbuy2q2]:hover{border-color:var(--oxblood-dark);background:var(--oxblood-dark);transform:translateY(-1px)}}.primary-button[data-astro-cid-7mbuy2q2]:active{transform:translateY(0)}.book-cover[data-astro-cid-53ovrxso]{width:min(100%,34rem);margin:0}.book-cover[data-astro-cid-53ovrxso] picture,.book-cover[data-astro-cid-53ovrxso] img{width:100%}.book-cover[data-astro-cid-53ovrxso] img{height:auto;box-shadow:0 1.75rem 3.5rem #00000038}.framework-preview[data-astro-cid-hb4ai32o]{gap:clamp(2rem,4vw,3.5rem);display:grid}.equation[data-astro-cid-hb4ai32o]{font-family:var(--font-display);letter-spacing:-.035em;text-wrap:balance;margin:0;font-size:clamp(2rem,4.8vw,5.5rem);font-weight:500;line-height:1.05}.equation-terms[data-astro-cid-hb4ai32o]{border-block:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:0;display:grid}.equation-term[data-astro-cid-hb4ai32o]{padding:clamp(1.4rem,3vw,2.4rem)}.equation-term[data-astro-cid-hb4ai32o]+.equation-term[data-astro-cid-hb4ai32o]{border-left:1px solid var(--line)}.equation-term[data-astro-cid-hb4ai32o].result dt[data-astro-cid-hb4ai32o]{color:var(--oxblood)}dt[data-astro-cid-hb4ai32o]{font-family:var(--font-display);margin-bottom:.65rem;font-size:clamp(1.25rem,1.05rem + .5vw,1.75rem);font-weight:650}dd[data-astro-cid-hb4ai32o]{color:var(--ink-soft);margin:0;font-size:.95rem;line-height:1.6}.model-note[data-astro-cid-hb4ai32o]{color:var(--muted);margin:0;font-size:.9rem}@media (width<=47.99rem){.equation[data-astro-cid-hb4ai32o]{font-size:clamp(1.75rem,8.6vw,2.55rem)}.equation-terms[data-astro-cid-hb4ai32o]{grid-template-columns:1fr}.equation-term[data-astro-cid-hb4ai32o]+.equation-term[data-astro-cid-hb4ai32o]{border-top:1px solid var(--line);border-left:0}}