body,input{font-variant-numeric:lining-nums;-moz-font-feature-settings:"lnum";-webkit-font-feature-settings:"lnum";font-feature-settings:"lnum"}:root{--radius-button: var(--radius-md)}.callout{text-align:center;border:1px solid #faefcc;background-color:#fcf6e3;margin:1.9999995rem auto;border-radius:8px;padding:0.99999975rem;width:fit-content}.callout p{font-size:1.1rem;margin:0}.books-masthead-layout{display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--space-md)}.books-masthead-layout img{display:block;width:23.999994rem;height:auto}body.books .callout{margin-left:0;color:black;text-align:left}body.books .callout .clarity-icon{margin-right:var(--space-xxs)}.book-filters-outer{background-color:#f6f7f9;border:1px solid #efeff2}.book-filters{display:flex;flex-wrap:wrap;gap:var(--space-xs)}.books-list{display:grid;gap:var(--space-md)}@media all and (min-width: 64em){.books-list{grid-template-columns:repeat(2, minmax(200px, 1fr))}}.book-card{display:none}.book-card.requested{display:block}.book-card .book-card__link{display:flex;gap:var(--space-sm);position:relative;background-color:white;color:black;box-shadow:0px 10px 40px 0px rgba(0,0,0,0.1);border-radius:var(--radius-md);border:1px solid #dddde2;padding:var(--space-xs);transition:transform .15s ease-in-out, box-shadow .2s ease-in-out, color .1s ease-in-out .1s, border-color .1s ease-in-out .05s}.book-card .book-card__link:hover,.book-card .book-card__link:focus{border-color:rgba(37,84,227,0.5);transform-origin:center center;transform:scale(1.02);box-shadow:0px 30px 40px -10px rgba(0,0,0,0.13);color:#336CFF}.book-card .book-card__link:active{transform:scale(0.97);box-shadow:0px 5px 10px 0px rgba(0,0,0,0.1)}.book-card .book-card__cover{line-height:0;flex-basis:110px;flex-shrink:0;overflow:hidden}.book-card .book-card__cover img{width:100%;height:auto;border:1px solid #dddde2;border-radius:var(--radius-sm)}.book-card .book-card__title{border-bottom:1px solid #dddde2;padding-bottom:var(--space-sm);margin-bottom:var(--space-sm);flex-grow:1}.book-card .book-card__title h3{margin-top:0;margin-bottom:var(--space-xxxs)}.book-card .book-card__title p{margin:0}.books-section--older-versions{background-color:#f6f7f9}.js-books-grid{opacity:0;transition:all 0.5s}.js-books-grid.ready{opacity:100}.book-page-layout{display:grid;gap:var(--space-lg)}@media all and (min-width: 64em){.book-page-layout{grid-template-columns:4fr 3fr}}.buy-the-book-section{align-self:start}@media all and (max-width: 63.9375em){.buy-the-book-section{order:-1}}@media all and (min-width: 64em){.buy-the-book-section{position:sticky;top:var(--space-md);padding-left:var(--space-md);border-left:3px solid #f6f7f9;min-width:380px}}.buy-book-buttons{margin:0;padding:0;display:flex;flex-wrap:wrap;gap:var(--space-xs)}.buy-book-button{flex-grow:1;max-width:340px}.buy-book-button form{width:100%}.buy-book-button form a{text-align:left;display:flex;align-items:center;justify-content:space-between}.buy-book-button form a .book-format-type{font-weight:600}.buy-book-button form a .list-price,.buy-book-button form a .price{font-size:var(--text-sm);font-weight:500}.buy-book-button form a .list-price{text-decoration:line-through}.buy-book-button .arrow-in-circle{margin-left:var(--space-xs);background-color:#edf2fa;width:2em;height:2em;border-radius:50%;box-shadow:0 0 0 1px #cfd9e9;display:flex;justify-content:center;align-items:center}.buy-book-button button{color:currentColor;cursor:pointer;justify-content:space-between;align-items:center;background:transparent;border:0;outline:none}.book-detail-image-wrapper{display:block;max-width:39.99999rem;-webkit-filter:drop-shadow(5px 15px 10px #dddde2);filter:drop-shadow(5px 15px 10px #dddde2)}.book-detail-image-wrapper img{max-height:270px}@media all and (min-width: 48em){.book-detail-image-wrapper img{max-height:370px}}@media all and (min-width: 80em){.book-detail-image-wrapper img{max-height:430px}}.book-details-tabs-wrapper{padding-bottom:var(--space-md);border-bottom:2px solid #dddde2}.book-details-tabs-wrapper .tabs{padding:0;border-bottom:2px solid #dddde2;display:flex;flex-wrap:wrap;gap:2px;margin-bottom:var(--space-md)}.book-details-tabs-wrapper .tabs li{display:inline-block;padding:var(--space-xxxs) var(--space-xs);margin-bottom:-2px;border-top-left-radius:var(--radius-sm);border-top-right-radius:var(--radius-sm)}.book-details-tabs-wrapper .tabs li:hover{background-color:#f6f7f9;border-bottom:2px solid #9a9ba4}.book-details-tabs-wrapper .tabs li.active{background-color:#EEF8FF;color:#2554E3;border-bottom:2px solid #2554E3}.book-details-tabs-wrapper .tabs li a{cursor:pointer}.book-details-tabs-wrapper>div{display:none}.book-details-tabs-wrapper>div.active{display:block}.book-details-tabs-wrapper>div>:first-child{margin-top:0}.book-details-tabs-wrapper .description b{font-weight:inherit}.book-more-info-buttons{display:flex;flex-wrap:wrap;gap:var(--space-xxxs);margin-top:var(--space-md)}.book-examples-swiper{overflow:hidden;display:grid;gap:var(--space-md)}@media all and (min-width: 48em){.book-examples-swiper{grid-template-columns:repeat(auto-fit, minmax(360px, 1fr))}}.book-examples-swiper .swiper-slide{border-radius:8px;border:1px solid #dadee4;overflow:hidden;box-sizing:border-box;height:fit-content}.book-examples-swiper .swiper-slide video{display:block;max-height:500px;border-radius:8px;width:100%;height:100%}.book-examples-swiper .swiper-container{max-width:100%}.book-examples-swiper .swiper-controls-and-caption{position:relative;display:flex;flex-wrap:wrap;align-self:start}.book-examples-swiper .swiper-controls-and-caption.hide{display:none}@media all and (min-width: 48em){.book-examples-swiper .swiper-controls-and-caption{flex-direction:column-reverse}.book-examples-swiper .swiper-controls-and-caption .swiper-caption{margin-top:0;border-top:0;border-bottom:2px solid #EDF2FA}.book-examples-swiper .swiper-controls-and-caption .swiper-pagination-progressbar{margin-bottom:0}.book-examples-swiper .swiper-controls-and-caption .swiper-navigation{margin-top:0.99999975rem;margin-bottom:0.99999975rem}}.book-examples-swiper .swiper-caption{line-height:1.5;padding:0.99999975rem;border-top:2px solid #EDF2FA;margin-top:1.9999995rem;margin-bottom:0}.book-examples-swiper .swiper-caption.empty{border:0;padding:0}.book-examples-swiper .swiper-pagination-progressbar{position:static;height:2px;width:100%;background-color:#EDF2FA;margin-bottom:0.99999975rem}.book-examples-swiper .swiper-pagination-progressbar-fill{background-color:#7DC0FF}.book-examples-swiper .swiper-navigation{position:relative;padding:0 0.499999875rem;display:flex}.book-examples-swiper [class*=swiper-button]{background-image:none;position:static;margin:0 0.2499999375rem;--svg-icon-size: 1.9999995rem;width:var(--svg-icon-size);height:var(--svg-icon-size);transition:color .15s ease-out;color:#474747}.book-examples-swiper [class*=swiper-button]:hover,.book-examples-swiper [class*=swiper-button]:focus{color:#7DC0FF}.book-examples-swiper [class*=swiper-button]:active{color:#474747}.book-examples h2{margin-top:0}.book-courses h3{font-weight:600}.book-courses ul{display:grid;grid-template-columns:repeat(auto-fill, minmax(10rem, 1fr));gap:var(--space-sm)}.book-course-card{max-width:15rem;display:block;border-radius:var(--radius-md);overflow:hidden;background-color:white;color:black;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;min-height:3rem;box-shadow:0 2.8px 2.2px rgba(15,21,38,0.014),0 6.7px 5.3px rgba(15,21,38,0.02),0 12.5px 10px rgba(15,21,38,0.025),0 22.3px 17.9px rgba(15,21,38,0.03),0 41.8px 33.4px rgba(15,21,38,0.036),0 100px 80px rgba(15,21,38,0.05),0 0 0 1px #efeff2;transition:box-shadow .2s ease}.book-course-card--with-icon{justify-content:flex-start;flex-wrap:nowrap;align-items:flex-start;padding:var(--space-xxxs)}.book-course-card--with-icon .book-course-card__title{text-align:left}.book-course-card--with-icon .book-course-card__text{padding:0 var(--space-xs);align-self:center}.book-course-card:link{color:black}.book-course-card:visited{color:black}.book-course-card:hover{color:#1a1a1a}.book-course-card:focus{color:#1a1a1a}.book-course-card:active{color:black}.book-course-card:hover:focus,.book-course-card:hover{box-shadow:0 0 0 1px #80B2FF,0 0 20px 0 rgba(49,51,61,0.2)}.book-course-card:hover:focus .book-course-card__title,.book-course-card:hover .book-course-card__title{color:#132683;text-decoration-color:#2554E3}.book-course-card:hover:active,.book-course-card:active{box-shadow:0 0 0 1px #538DFF,0 0 10px 0 rgba(49,51,61,0.2)}.book-course-card:focus{outline:none;box-shadow:0 0 0 1px #D5EBFF,0 0 0 5px rgba(83,141,255,0.15)}.book-course-card__image-wrapper{flex-basis:100%;aspect-ratio:1 / 1;background-color:#f6f7f9}.book-course-card__image{margin:0;display:block;width:100%;height:100%;object-fit:cover}.book-course-card__icon-wrapper{flex-basis:2.5rem;aspect-ratio:1 / 1}.book-course-card__icon{display:block;margin:0;width:100%;height:auto}.book-course-card__text{padding:var(--space-xs);flex-grow:1}.book-course-card__title{font-weight:600;text-align:center;text-decoration:underline;text-decoration-color:#b2bed1;line-height:var(--heading-line-height)}.book-course-card__quick-details{margin-top:var(--space-xxs);display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-xs);font-size:var(--text-sm)}.book-course-card__quick-details .clarity-icon{--svg-icon-size: 0.8em;width:var(--svg-icon-size);height:var(--svg-icon-size);vertical-align:-5%}