.c-nav{background-color:var(--limestone-100);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;transition:box-shadow .4s ease}.c-nav.is-scrolled{box-shadow:0 2px 8px color-mix(in srgb,var(--gloaming-900) 5%,transparent)}.c-nav__inner{max-width:80rem;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem}.c-nav__bar{display:flex;justify-content:space-between;align-items:center;height:4rem}.c-nav__logo{display:flex;align-items:center;gap:.75rem;text-decoration:none}.c-nav__logo-img{width:2rem;height:2rem;flex-shrink:0}.c-nav__brand{color:var(--foreground);font-family:var(--font-heading-display);font-size:var(--font-size-base);line-height:var(--body-line-height)}.c-nav__desktop{display:none;align-items:center;gap:1.5rem}@media (min-width: 768px){.c-nav__desktop{display:flex}}.c-nav__link{color:var(--muted-foreground);text-decoration:none;padding:.75rem 1rem;font-size:var(--font-size-base);line-height:var(--body-line-height);font-weight:var(--font-weight-medium);transition:color .15s ease}.c-nav__link:hover{color:var(--foreground)}.c-nav__hamburger{display:flex;align-items:center;justify-content:center;padding:.5rem;color:var(--muted-foreground);background:none;border:none;cursor:pointer;transition:color .15s ease}.c-nav__hamburger:hover{color:var(--foreground)}@media (min-width: 768px){.c-nav__hamburger{display:none}}.c-nav__overlay{position:fixed;top:0;right:0;bottom:0;left:0;background-color:color-mix(in srgb,var(--sorbet-500) 90%,transparent);z-index:40;animation:fadeIn .3s ease-out forwards}@media (min-width: 768px){.c-nav__overlay{display:none}}.c-nav__overlay-menu{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:2rem}.c-nav__overlay-link{color:var(--limestone-100);font-family:var(--font-heading-display);font-size:var(--font-size-h3);line-height:var(--heading-line-height);text-decoration:none;transition:color .15s ease}.c-nav__overlay-link:hover{color:var(--limestone-200)}@keyframes nav-item-drop{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion: no-preference){.c-nav__overlay-link{animation:nav-item-drop .35s ease-out both}.c-nav__overlay-link:nth-child(1){animation-delay:80ms}.c-nav__overlay-link:nth-child(2){animation-delay:155ms}.c-nav__overlay-link:nth-child(3){animation-delay:.23s}.c-nav__overlay-link:nth-child(4){animation-delay:305ms}}@keyframes face-breathe{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-3px) scale(1.012)}}@media (prefers-reduced-motion: no-preference){.c-footer__brand-img{animation:face-breathe 5s cubic-bezier(.45,0,.55,1) infinite;transform-origin:center bottom}}.c-footer{background-color:var(--sorbet-900);color:var(--limestone-400);padding-top:4rem;padding-bottom:4rem}.c-footer__inner{max-width:80rem;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem}.c-footer__grid{display:grid;gap:3rem}@media (min-width: 768px){.c-footer__grid{grid-template-columns:repeat(5,1fr);gap:9rem}}.c-footer__brand{display:flex;align-items:flex-start;gap:3rem}@media (min-width: 768px){.c-footer__brand{grid-column:span 3}}.c-footer__brand-img{width:115px;height:115px;flex-shrink:0;margin-top:0}.c-footer__brand-heading{color:var(--sorbet-250);font-family:var(--font-heading-display);font-size:var(--font-size-h3);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);margin-bottom:1.5rem}.c-footer__brand-desc{font-size:var(--font-size-base);line-height:var(--body-line-height);color:var(--sorbet-350);margin-bottom:1.5rem}.c-footer__col{text-align:center}@media (min-width: 768px){.c-footer__col{grid-column:span 2;text-align:left}}.c-footer__col-heading{font-size:var(--font-size-base);line-height:var(--body-line-height);color:var(--sorbet-250);font-family:var(--font-heading-display);margin-bottom:1rem}.c-footer__nav{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem;font-size:var(--font-size-base);line-height:var(--body-line-height);color:var(--sorbet-350)}.c-footer__nav-link,.c-footer__nav-btn{color:var(--sorbet-350);text-decoration:none;background:none;border:none;padding:0;cursor:pointer;font-size:inherit;font-family:inherit;text-align:left;transition:color .15s ease}.c-footer__nav-link:hover,.c-footer__nav-btn:hover{color:var(--limestone-300)}.c-footer__bottom{border-top:1px solid var(--sorbet-800);margin-top:3rem;padding-top:2rem;display:flex;flex-direction:column;align-items:center;justify-content:space-between}@media (min-width: 768px){.c-footer__bottom{flex-direction:row}}.c-footer__copyright{font-size:var(--font-size-sm);line-height:var(--body-line-height);color:var(--sorbet-350)}.c-footer__copyright-link{color:var(--sorbet-350);text-decoration:none;transition:color .15s ease}.c-footer__copyright-link:hover{color:var(--limestone-500)}.learn-hero{display:grid;gap:3rem;align-items:center}@media (min-width: 1024px){.learn-hero{grid-template-columns:1fr 1fr}}.learn-hero--single{max-width:48rem}.learn-hero__eyebrow{font-size:var(--font-size-base);line-height:var(--body-line-height);font-weight:var(--font-weight-medium);color:var(--sorbet-350);margin-bottom:.75rem}.learn-hero__heading{font-family:var(--font-heading-display);font-size:var(--font-size-h1);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250);margin-bottom:1.5rem}.learn-hero__intro{font-size:calc(1.3em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-350)}.learn-hero__image{border-radius:.75rem}.learn-intro{max-width:48rem}.learn-intro__body{font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--muted-foreground);margin-bottom:1.5rem}.learn-chapters{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (min-width: 768px){.learn-chapters{grid-template-columns:repeat(3,1fr)}}.learn-chapter-card{display:flex;flex-direction:column;background-color:var(--sorbet-800);border-radius:var(--radius);overflow:hidden;text-decoration:none;transition:background-color .6s ease,transform .5s ease}.learn-chapter-card:hover{background-color:var(--sorbet-700)}@media (prefers-reduced-motion: no-preference){.learn-chapter-card:hover{transform:translateY(-2px)}}.learn-chapter-card__image-wrap{aspect-ratio:1 / 1;padding:1rem;display:flex;align-items:center;justify-content:center}.learn-chapter-card__image{width:100%;height:100%;-o-object-fit:contain;object-fit:contain}.learn-chapter-card__body{padding:1rem;padding-top:0;display:flex;flex-direction:column;flex-grow:1}.learn-chapter-card__number{font-family:var(--font-heading-display);font-size:calc(2em * var(--text-multiplier));line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-400);display:block;margin-bottom:.25rem}.learn-chapter-card__title{font-family:var(--font-heading-display);font-size:var(--font-size-h3);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250);margin-bottom:.5rem}.learn-chapter-card__summary{font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-350);margin-bottom:.75rem;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}.learn-chapter-card__read{margin-top:auto;display:inline-flex;align-items:center;gap:.25rem;font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-350);transition:color .15s ease}.learn-chapter-card:hover .learn-chapter-card__read{color:#fff}.learn-cta{text-align:center;max-width:42rem;margin-left:auto;margin-right:auto}.learn-cta__heading{font-family:var(--font-heading-display);font-size:var(--font-size-h2);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);margin-bottom:1rem}.learn-cta__body{font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--muted-foreground);margin-bottom:2rem}.learn-cta__buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.learn-explore__heading{font-family:var(--font-heading-display);font-size:var(--font-size-h2);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250);margin-bottom:.5rem}.learn-explore__subtext{font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-350);margin-bottom:1.5rem}.home-concertina{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (min-width: 768px){.home-concertina{grid-template-columns:repeat(5,1fr)}}.home-concertina__card{display:flex;flex-direction:column;background-color:var(--sorbet-800);border-radius:var(--radius);overflow:hidden;text-decoration:none;transition:background-color .6s ease,transform .5s ease}.home-concertina__card:hover{background-color:var(--sorbet-700)}@media (prefers-reduced-motion: no-preference){.home-concertina__card:hover{transform:translateY(-2px)}}.home-concertina__image-wrap{aspect-ratio:1 / 1;padding:1rem;display:flex;align-items:center;justify-content:center}.home-concertina__image{width:100%;height:100%;-o-object-fit:contain;object-fit:contain}.home-concertina__body{padding:1rem;padding-top:0;display:flex;flex-direction:column;flex-grow:1}.home-concertina__number{font-family:var(--font-heading-display);font-size:calc(2em * var(--text-multiplier));line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-400);display:block;margin-bottom:.25rem}.home-concertina__title{font-family:var(--font-heading-display);font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250);margin-bottom:.5rem}.home-concertina__read{margin-top:auto;display:inline-flex;align-items:center;gap:.25rem;font-size:var(--font-size-sm);line-height:var(--body-line-height);color:var(--sorbet-350);transition:color .15s ease}.home-concertina__card:hover .home-concertina__read{color:#fff}.concertina-text__number{font-family:var(--font-heading-display);font-size:var(--font-size-h3);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250)}.concertina-text__accent{font-family:var(--font-heading-display);font-size:calc(2em * var(--text-multiplier));line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-400);display:block;margin-bottom:.5rem}.concertina-text__eyebrow{font-size:var(--font-size-sm);line-height:var(--body-line-height);text-transform:uppercase;letter-spacing:.05em;color:var(--sorbet-400);display:block;margin-bottom:.5rem}.concertina-text__title{font-family:var(--font-heading-display);font-size:var(--font-size-h3);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250);margin-bottom:.75rem}.concertina-text__summary{font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-350);margin-bottom:1rem;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}.concertina-text__link{display:inline-flex;align-items:center;gap:.5rem;font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-250);text-decoration:none;transition:color .15s ease}.concertina-text__link:hover{color:#fff}.concertina-mobile-header__number{font-family:var(--font-heading-display);font-size:var(--font-size-h3);line-height:var(--heading-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250);margin-right:1rem;flex-shrink:0}.concertina-mobile-header__title{font-family:var(--font-heading-display);font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);font-weight:var(--font-weight-normal);color:var(--sorbet-250);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.concertina-mobile-header__current{font-size:var(--font-size-sm);line-height:var(--body-line-height);color:var(--sorbet-400);margin-left:auto;flex-shrink:0}.concertina-mobile-content__summary{font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-350);margin-bottom:1rem}.concertina-mobile-content__link{display:inline-flex;align-items:center;gap:.5rem;font-size:calc(1em * var(--text-multiplier));line-height:var(--body-line-height);color:var(--sorbet-250);text-decoration:none;transition:color .15s ease}.concertina-mobile-content__link:hover{color:#fff}