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small{display:block;font-size:10px;color:var(--muted);line-height:1.6;margin-top:16px}.close{position:absolute;right:16px;top:10px;border:0;background:none;font-size:28px}a:focus-visible,button:focus-visible{outline:3px solid #e18d55;outline-offset:5px}@keyframes spin{to{transform:rotate(360deg)}}@media(min-width:1500px){body{max-width:1600px;margin:auto}}@media(max-width:1000px){nav{gap:16px}.new{display:none}.hero{padding-top:50px;gap:22px}h1{font-size:43px}.hero-art{min-height:380px}.shape{height:125px}.text-link{margin-left:14px}.service-grid{grid-template-columns:repeat(2,1fr)}.service p{min-height:50px}.steps{gap:20px}.steps h3{font-size:16px}.ai{gap:5%}.section{padding-top:65px;padding-bottom:65px}}@media(max-width:700px){header{padding:16px 6%;position:relative}.brand img{width:90px;height:46px}.header-cta{margin-left:auto;padding:11px;font-size:10px}.header-cta 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/* Education publishing: product illustration and solution navigation. */
.education-art{overflow:hidden;background:radial-gradient(ellipse at 70% 70%,#ecd2c5,#f1ebe3 65%);min-height:445px;isolation:isolate}.education-art:before,.education-art:after{content:'';position:absolute;z-index:-1;border:1px solid #d9ccc1;border-radius:50%;width:470px;height:470px;left:70px;top:40px}.education-art:after{width:310px;height:310px;left:150px;top:120px}.education-art .art-label{font-size:8px;letter-spacing:1.1px}.library-demo{width:86%;background:#fff;border:1px solid #fff;border-radius:9px;box-shadow:12px 22px 50px #5b352329;transform:perspective(1000px) rotateY(-9deg) rotateZ(-5deg);margin-top:-20px}.demo-toolbar{display:flex;align-items:center;gap:17px;padding:11px 15px;border-bottom:1px solid #eeece8}.demo-toolbar>span{font-size:7px;letter-spacing:1px;color:#8e8580}.demo-toolbar i{background:#e5cfca;width:17px;height:17px;border-radius:50%;margin-left:auto}.demo-body{display:flex;min-height:205px}.demo-sidebar{padding:24px 11px;display:flex;flex-direction:column;gap:20px;background:#f8f5f2;border-radius:0 0 0 9px;font-size:13px;color:#ada39d}.demo-sidebar b{color:var(--red);font-weight:400}.demo-content{padding:22px 17px 18px;flex:1;min-width:0}.demo-title{font-family:Manrope,Arial,sans-serif;font-size:15px;font-weight:700;letter-spacing:-.3px}.demo-subtitle{font-size:7px;color:#9a938d;margin:7px 0 19px}.book-shelf{display:flex;gap:10px}.book{width:31%;height:104px;padding:10px 7px;box-shadow:3px 4px 0 #00000018,inset 3px 0 0 #ffffff33;border-radius:1px 4px 4px 1px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}.book>span{font-size:6px;letter-spacing:.4px}.book strong{font-size:35px;font-weight:500;line-height:1;text-align:center;opacity:.85}.book small{font-size:5px;letter-spacing:1px}.math{background:#bc282f;color:#fff0e0}.science{background:#e0b995;color:#654332}.turkish{background:#445b58;color:#f3e8d3}.demo-actions{display:flex;gap:12px;justify-content:space-between;margin-top:20px;font-size:6px;color:#8d8279}.education-note{position:absolute;border:1px solid #fff;background:#fffdf9f5;box-shadow:0 5px 30px #70412714;border-radius:6px;display:flex;gap:10px;align-items:center;padding:12px 15px;transform:rotate(-3deg)}.education-note>span{color:var(--red);font-size:23px}.education-note b{display:block;font-size:9px;font-weight:500}.education-note small{display:block;font-size:7px;color:#8c8178;margin-top:4px}.note-video{right:12px;bottom:70px}.note-board{left:16px;top:68px;transform:rotate(3deg);padding:9px 12px}.note-board>span{font-size:20px}.demo-disclaimer{position:absolute;bottom:23px;font-size:7px;color:#8a7c72;letter-spacing:1.2px}.solution-filters{display:flex;gap:9px;margin-bottom:25px;flex-wrap:wrap}.solution-filters button{border:1px solid #d7d4ce;background:transparent;border-radius:40px;padding:12px 17px;font-size:11px;color:#5f5b56}.solution-filters button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:white}.solution-filters button span{opacity:.55;font-size:9px;margin-left:8px}.service-grid{grid-template-columns:repeat(3,1fr)}.service[hidden]{display:none}.service p{min-height:94px}.service-end{gap:8px}.solution-footnote{font-size:11px;margin:20px 0 0;color:#89837c}.ai-note{font-size:10px!important;color:#938984!important;margin-bottom:22px!important}.ai-copy li{line-height:1.6}@media(max-width:1000px){.service-grid{grid-template-columns:repeat(2,1fr)}.education-art{min-height:400px}.demo-content{padding:18px 12px}.demo-title{font-size:12px}.book{height:90px}.book>span{font-size:5px}.demo-actions{gap:5px;font-size:5px}.note-board{top:52px;left:12px}.education-art .art-label{font-size:6px}.demo-toolbar{gap:10px}.demo-toolbar>span{font-size:6px}}@media(max-width:700px){.education-art{min-height:395px}.library-demo{max-width:390px}.demo-title{font-size:15px}.book{height:110px}.book>span{font-size:6px}.demo-content{padding:22px 17px 18px}.demo-actions{font-size:6px}.note-board{top:48px}.note-video{bottom:45px}.demo-disclaimer{font-size:6px;bottom:16px}.solution-filters{gap:7px}.solution-filters button{font-size:10px;padding:10px 12px}.service h3{font-size:18px}.service p{min-height:140px}.service-end{margin-top:18px}.service-end span{line-height:1.7}.education-art .art-label{font-size:7px}.hero-copy .button{gap:14px;padding:16px}.hero-copy .text-link{margin-left:12px}.service-grid .service:last-child{border-bottom:1px solid var(--line)}}