@keyframes lt-in{0%{opacity:0;translate:0 10px}}@keyframes pv-in{0%{opacity:0;translate:0 8px}}html:root[data-spellhub=paper]{--sh-fade:248, 247, 242}html:root[data-spellhub=sheet]{--sh-fade:250, 248, 254}html:root[data-spellhub=classroom]{--sh-fade:238, 230, 222;--sh-fade-a:.55}html:root[data-spellhub=jacaranda]{--sh-fade:226, 238, 251;--sh-fade-a:.55}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head) .site-header .header-fade{background:linear-gradient(to bottom, rgba(var(--sh-fade,255, 255, 255), var(--sh-fade-a,1)) calc(var(--nav-h) * .75), rgba(var(--sh-fade,255, 255, 255), 0) 100%)}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head):not(.mobile-nav-open) .site-header .nav>:is(.desktop-nav,.nav-actions) .nav-link{color:var(--navy)}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head):not(.mobile-nav-open) .site-header .nav>:is(.desktop-nav,.nav-actions) .nav-link:hover{background:#0204260f}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head):not(.mobile-nav-open) .site-header .btn-line{color:var(--navy);box-shadow:inset 0 0 0 1px #0204264d}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head):not(.mobile-nav-open) .site-header .btn-line:hover{background:#0204260d}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head):not(.mobile-nav-open) .site-header .nav-burger{background:#02042612}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head):not(.mobile-nav-open) .site-header .nav-burger span{background:var(--navy)}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]):has([data-bespoke=spellhub]):not(.past-head):not(.mobile-nav-open) .site-header .nav-logo img{content:url(/_astro/logo.C0FbNqwv.svg)}html:root:not([data-spellhub=current],[data-spellhub=night],[data-spellhub=day]) .bespoke-heads[data-bespoke=spellhub]~.sheet{box-shadow:0 -22px 40px -30px #021e3c40}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head) .site-header .header-fade{background:linear-gradient(to bottom, #070b33 calc(var(--nav-h) * .75), #070b3300 100%)}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head):not(.mobile-nav-open) .site-header .nav>:is(.desktop-nav,.nav-actions) .nav-link{color:#fff}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head):not(.mobile-nav-open) .site-header .nav>:is(.desktop-nav,.nav-actions) .nav-link:hover{background:#ffffff24}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head):not(.mobile-nav-open) .site-header .btn-line{color:#fff;box-shadow:inset 0 0 0 1px #ffffffb3}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head):not(.mobile-nav-open) .site-header .nav-burger{background:#ffffff29}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head):not(.mobile-nav-open) .site-header .nav-burger span{background:#fff}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head):not(.mobile-nav-open) .site-header .nav-logo img{content:normal}html:root[data-spellhub=night]:has([data-head=spellhub-night]):not(.past-head).mobile-nav-open .site-header .nav{background:#070b33}.library-anchor[data-astro-cid-ubwkpp2z]{scroll-margin-top:80px}