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solid var(--color-line);padding-bottom:1rem}.breadcrumb,.breadcrumb-separator{color:var(--color-muted);font-size:.95rem}.lesson-index{margin-top:1rem}.lesson-index__group{margin-top:1.25rem}.lesson-index__group h2{color:var(--color-muted);text-transform:uppercase;margin-bottom:.5rem;font-size:.9rem}.lesson-index ol{margin:0;padding:0;list-style:none}.lesson-index li+li{margin-top:.3rem}.lesson-index a{color:var(--color-ink);border-radius:6px;padding:.45rem .55rem;text-decoration:none;display:block}.lesson-index a[aria-current=page]{background:var(--color-teal)}@supports (color:color-mix(in lab,red,red)){.lesson-index a[aria-current=page]{background:color-mix(in srgb,var(--color-teal),white 84%)}}.lesson-index a[aria-current=page]{color:var(--color-teal);font-weight:700}.lesson-article{min-width:0}.lesson-hero{border-bottom:1px solid var(--color-line);margin-bottom:2rem;padding-bottom:1.5rem}.lesson-eyebrow{color:var(--color-gold);text-transform:uppercase;margin-bottom:.5rem;font-size:.85rem;font-weight:700}.lesson-content{max-width:78ch}.lesson-content>*+*{margin-top:1rem}.lesson-pager{border-top:1px solid var(--color-line);grid-template-columns:1fr;gap:.75rem;margin-top:2.5rem;padding-top:1rem;display:grid}.lesson-pager__link{border:1px solid var(--color-line);color:var(--color-ink);border-radius:8px;min-height:64px;padding:.85rem;text-decoration:none;display:grid}.lesson-pager__link span{color:var(--color-muted);font-size:.9rem}.lesson-pager__link.is-disabled{color:var(--color-muted)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes slideLeft{0%{opacity:0;transform:translate(18px)}to{opacity:1;transform:translate(0)}}@keyframes 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--tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}:root{color-scheme:light}body{margin:0;min-height:100vh}.skip-link{position:absolute;top:0;left:1rem;z-index:1000;transform:translateY(-120%);background:var(--color-ink);color:var(--color-paper);padding:.65rem .85rem;border-radius:0 0 6px 6px}.skip-link:focus{transform:translateY(0)}