.rhero[data-astro-cid-2k5ddqa3]{background:var(--surface-brand);isolation:isolate;position:relative;overflow:clip}.rhero__bg[data-astro-cid-2k5ddqa3]{z-index:-1;pointer-events:none;position:absolute;inset:0}.rhero__glow[data-astro-cid-2k5ddqa3]{filter:blur(60px);background:radial-gradient(circle,#ffffffbf,#fff0 65%);border-radius:50%;width:680px;height:680px;position:absolute;top:-240px;right:-140px}.rhero__grid[data-astro-cid-2k5ddqa3]{background-image:linear-gradient(#0c454c14 1px,#0000 1px),linear-gradient(90deg,#0c454c14 1px,#0000 1px);background-size:56px 56px;position:absolute;inset:0;mask-image:radial-gradient(80% 70% at 70% 40%,#000,#0000 75%)}.rhero__inner[data-astro-cid-2k5ddqa3]{max-width:var(--container);padding:var(--space-10) var(--gutter) var(--space-12);gap:var(--space-9);grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;margin:0 auto;display:grid}@media (width<=960px){.rhero__inner[data-astro-cid-2k5ddqa3]{grid-template-columns:minmax(0,1fr)}}.rhero__eyebrow[data-astro-cid-2k5ddqa3]{font:var(--type-eyebrow);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--celeste-900);margin:0 0 var(--space-4)}.rhero__title[data-astro-cid-2k5ddqa3]{font:var(--fw-bold) clamp(2.5rem, 5.5vw, var(--text-4xl)) / var(--leading-tight) var(--font-display);letter-spacing:var(--tracking-tight);color:var(--gray-900);margin:0 0 var(--space-5)}.rhero__lead[data-astro-cid-2k5ddqa3]{font:var(--type-lead);color:var(--celeste-900);max-width:520px;margin:0 0 var(--space-6)}.rhero__jump[data-astro-cid-2k5ddqa3]{flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none;display:flex}.rhero__jump[data-astro-cid-2k5ddqa3] a[data-astro-cid-2k5ddqa3]{border-radius:var(--radius-pill);color:var(--gray-900);font:var(--fw-semibold) 14px/1 var(--font-sans);background:#ffffff8c;border:1px solid #0c454c26;padding:9px 15px;text-decoration:none;display:inline-block}.rhero__jump[data-astro-cid-2k5ddqa3] a[data-astro-cid-2k5ddqa3]:hover{background:var(--white)}.rhero[data-astro-cid-2k5ddqa3] a[data-astro-cid-2k5ddqa3]:focus-visible{outline-color:var(--gray-900)}.motion .rhero__text[data-astro-cid-2k5ddqa3]>[data-astro-cid-2k5ddqa3]{animation:rise .9s var(--ease-out) both}.motion .rhero__text[data-astro-cid-2k5ddqa3]>[data-astro-cid-2k5ddqa3]:nth-child(2){animation-delay:60ms}.motion .rhero__text[data-astro-cid-2k5ddqa3]>[data-astro-cid-2k5ddqa3]:nth-child(3){animation-delay:.12s}.motion .rhero__text[data-astro-cid-2k5ddqa3]>[data-astro-cid-2k5ddqa3]:nth-child(4){animation-delay:.18s}@keyframes rise{0%{transform:translateY(18px)}}.rhero__stack[data-astro-cid-2k5ddqa3]{height:440px;position:relative}.rhero__sheet[data-astro-cid-2k5ddqa3]{height:auto;transition:transform .6s var(--ease-out);border-radius:6px;position:absolute;box-shadow:0 30px 60px #0c454c47,0 0 0 1px #0c454c14}.rhero__sheet--book[data-astro-cid-2k5ddqa3]{width:230px;top:40px;left:4%;transform:rotate(-8deg)}.rhero__sheet--back[data-astro-cid-2k5ddqa3]{width:270px;top:10px;right:6%;transform:rotate(7deg)}.rhero__sheet--front[data-astro-cid-2k5ddqa3]{width:290px;top:30px;left:26%;transform:rotate(-1.5deg)}.rhero__stack[data-astro-cid-2k5ddqa3]:hover .rhero__sheet--book[data-astro-cid-2k5ddqa3]{transform:rotate(-11deg)translate(-14px)}.rhero__stack[data-astro-cid-2k5ddqa3]:hover .rhero__sheet--back[data-astro-cid-2k5ddqa3]{transform:rotate(10deg)translate(14px)}@media (width<=960px){.rhero__stack[data-astro-cid-2k5ddqa3]{max-width:520px;height:340px}.rhero__sheet--book[data-astro-cid-2k5ddqa3]{width:170px}.rhero__sheet--back[data-astro-cid-2k5ddqa3]{width:200px}.rhero__sheet--front[data-astro-cid-2k5ddqa3]{width:220px}}.block[data-astro-cid-2k5ddqa3]{padding:var(--section-y) 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(width<=860px){.handout[data-astro-cid-2k5ddqa3]{padding:var(--space-6);grid-template-columns:minmax(0,1fr)}}.handout__pages[data-astro-cid-2k5ddqa3]{aspect-ratio:1.15;max-width:480px;display:block;position:relative}.handout__page[data-astro-cid-2k5ddqa3]{width:66%;height:auto;box-shadow:var(--shadow-xl);transition:transform .6s var(--ease-out);border-radius:4px;position:absolute}.handout__page--back[data-astro-cid-2k5ddqa3]{top:0;right:0;transform:rotate(5deg)}.handout__page--front[data-astro-cid-2k5ddqa3]{top:6%;left:0;transform:rotate(-3deg)}.handout__pages[data-astro-cid-2k5ddqa3]:hover .handout__page--back[data-astro-cid-2k5ddqa3]{transform:rotate(8deg)translate(12px,-6px)}.handout__pages[data-astro-cid-2k5ddqa3]:hover .handout__page--front[data-astro-cid-2k5ddqa3]{transform:rotate(-5deg)translate(-10px,4px)}.handout__meta[data-astro-cid-2k5ddqa3]{margin:0 0 var(--space-4);flex-wrap:wrap;gap:8px;padding:0;list-style:none;display:flex}.handout__meta[data-astro-cid-2k5ddqa3] li[data-astro-cid-2k5ddqa3]{font:var(--fw-semibold) 12px/1 var(--font-mono);border-radius:var(--radius-pill);background:var(--white);border:1px solid var(--border);color:var(--text-muted);padding:6px 10px}.handout__title[data-astro-cid-2k5ddqa3]{font:var(--fw-bold) var(--text-2xl) / var(--leading-snug) var(--font-display);letter-spacing:var(--tracking-snug);color:var(--text-strong);margin:0 0 var(--space-3)}.handout__summary[data-astro-cid-2k5ddqa3]{font:var(--type-body);color:var(--text-body);margin:0 0 var(--space-5)}.handout__sides[data-astro-cid-2k5ddqa3]{gap:var(--space-3);margin:0 0 var(--space-6);display:grid}.handout__sides[data-astro-cid-2k5ddqa3] div[data-astro-cid-2k5ddqa3]{gap:var(--space-3);grid-template-columns:56px minmax(0,1fr);display:grid}.handout__sides[data-astro-cid-2k5ddqa3] dt[data-astro-cid-2k5ddqa3]{font:var(--fw-semibold) 12px/1.6 var(--font-mono);text-transform:uppercase;letter-spacing:var(--tracking-wide);color:var(--celeste-700)}.handout__sides[data-astro-cid-2k5ddqa3] dd[data-astro-cid-2k5ddqa3]{font:var(--fw-regular) 15px/1.55 var(--font-sans);color:var(--text-body);margin:0}.dl[data-astro-cid-2k5ddqa3]{border-radius:var(--radius-md);background:var(--gray-900);color:var(--white);font:var(--fw-semibold) 15px/1 var(--font-sans);flex-wrap:wrap;align-items:center;gap:8px;padding:13px 20px;text-decoration:none;display:inline-flex}.dl[data-astro-cid-2k5ddqa3]:hover{background:var(--black)}.dl__meta[data-astro-cid-2k5ddqa3]{font:var(--fw-regular) 13px/1 var(--font-mono);color:var(--gray-300);margin-left:4px}.dl--brand[data-astro-cid-2k5ddqa3]{background:var(--celeste-500);color:var(--celeste-900)}.dl--brand[data-astro-cid-2k5ddqa3]:hover{background:var(--celeste-400)}.dl--brand[data-astro-cid-2k5ddqa3] .dl__meta[data-astro-cid-2k5ddqa3]{color:var(--celeste-900)}.book[data-astro-cid-2k5ddqa3]{gap:var(--space-9);grid-template-columns:260px minmax(0,1fr);align-items:center;display:grid}@media (width<=760px){.book[data-astro-cid-2k5ddqa3]{grid-template-columns:minmax(0,1fr)}.book__cover[data-astro-cid-2k5ddqa3]{max-width:200px}}.book__cover[data-astro-cid-2k5ddqa3] img{border-radius:6px;width:100%;height:auto;display:block;transform:rotate(-3deg);box-shadow:0 30px 60px #00000073}.book__eyebrow[data-astro-cid-2k5ddqa3]{font:var(--type-eyebrow);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--celeste-400);margin:0}.book__lead[data-astro-cid-2k5ddqa3]{font:var(--type-lead);max-width:620px;margin:0 0 var(--space-7)}.logo[data-astro-cid-2k5ddqa3]{gap:var(--space-9);grid-template-columns:260px minmax(0,1fr);align-items:center;display:grid}@media (width<=760px){.logo[data-astro-cid-2k5ddqa3]{grid-template-columns:minmax(0,1fr)}}.logo__tile[data-astro-cid-2k5ddqa3]{aspect-ratio:1;border-radius:var(--radius-xl);border:1px solid var(--border);background-color:var(--white);background-image:linear-gradient(45deg, var(--gray-100) 25%, transparent 25%, transparent 75%, var(--gray-100) 75%), linear-gradient(45deg, var(--gray-100) 25%, transparent 25%, transparent 75%, var(--gray-100) 75%);background-position:0 0,10px 10px;background-size:20px 20px;place-items:center;max-width:260px;display:grid}.logo__tile[data-astro-cid-2k5ddqa3] img{box-shadow:var(--shadow-lg);border-radius:22%}.motion [data-astro-cid-2k5ddqa3][data-reveal]{opacity:0;transition:opacity .7s var(--ease-out), transform .9s var(--ease-out);transform:translateY(28px)}.motion [data-astro-cid-2k5ddqa3][data-reveal].is-in{opacity:1;transform:none}