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/* Logo oficial: imagen original, sin recortar ni deformar. */
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/* Web layout: clear navigation, interactive product preview and compact modules. */
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li:before{color:#a7efce}.faq-list{border:1px solid #e0e8eb;border-radius:14px;padding:0 22px}.faq details:last-child{border-bottom:0}.faq summary{font-weight:550}.closing{padding:50px 0}.closing h2{font-size:33px}.closing em{color:#497765}.closing .eyebrow{font-size:9px}.footer-wordmark{position:relative;width:112px;height:38px;overflow:hidden}footer .footer-wordmark img{position:absolute;width:125px;height:125px;max-width:none;left:-7px;top:-85px}footer{background:#f7f9fa;border-color:#e0e8eb;padding-top:26px;padding-bottom:26px}footer>span{color:#627783}button:focus-visible,a:focus-visible,summary:focus-visible{outline-color:#51ac84}
@media(max-width:900px){.hero{gap:25px}.workspace-content{gap:14px;padding:17px}.workspace-side>b{font-size:19px}.workspace-step{font-size:8px;padding:8px 5px}.hero-art{min-height:390px}.floating-resource{left:0;padding:11px 13px}.floating-resource small{font-size:8px}.chapter-list article{padding:20px}.offer-grid{gap:40px}}
@media(max-width:620px){header{height:79px}.brand img{width:66px;height:66px}.nav-cta{font-size:10px;padding:10px 13px}.hero{padding-top:38px;gap:15px}.hero h1{font-size:52px;letter-spacing:-2.7px}.hero h1 em{font-size:inherit}.hero .lead{font-size:14px}.hero-art{margin:18px 0 20px;min-height:0;padding-bottom:24px}.workspace-preview{transform:none}.workspace-content{padding:20px;gap:18px}.workspace-side>b{font-size:21px}.workspace-step{font-size:8px}.floating-resource{bottom:0;left:14px}.hero-bottom{margin-top:5px}.facts b{font-size:26px}.wrap{padding:55px 0}h2{font-size:31px;letter-spacing:-1.1px}.intro-grid{grid-template-columns:1fr;gap:20px}.chapter-list{grid-template-columns:1fr}.chapter-list article{padding:23px;gap:17px}.chapter-tag{display:block}.chapters{padding-top:0}.audience-grid{gap:12px}.audience article{padding:22px}.audience h3{font-size:22px}.offer-grid{gap:30px}.offer-art{max-width:280px}.offer-art img{max-width:180px}.offer h2{font-size:31px}.closing h2{font-size:28px}.footer-wordmark{width:105px;height:36px}footer .footer-wordmark img{width:118px;height:118px;left:-6px;top:-80px}.faq-list{padding:0 16px}.faq summary{font-size:13px}.hero .eyebrow{font-size:8px}}

/* Product-first landing: white canvas, full-size cover, interactive chapter navigation. */
.hero{background:#fff;color:#102f3a;padding-top:65px;padding-bottom:0;grid-template-columns:1.08fr 1fr;gap:20px;overflow:hidden;min-height:680px}.hero-copy{padding-bottom:35px;position:relative;z-index:2}.hero h1{font-size:clamp(50px,5.7vw,82px);line-height:1.06;letter-spacing:-4.4px;font-weight:650;max-width:670px}.hero h1 em{color:#497665;display:block;margin-top:10px}.hero .eyebrow{color:#3f6556;background:#eff8f2;border:0;padding:8px 13px;letter-spacing:1.1px}.hero .eyebrow span{background:#5ca680}.hero .lead{color:#526670;font-size:17px;max-width:450px;line-height:1.75}.hero .button{background:#163f36;color:#fff;padding:18px 25px}.hero .button:hover{background:#285f50}.hero .text-link{border-color:#a9bcb3;color:#24483c}.hero .micro{color:#687b72;font-size:11px;opacity:1;margin-top:22px}.hero .actions{flex-wrap:wrap;gap:21px}.hero-art{min-height:540px;align-self:center;position:relative;margin-left:0;isolation:isolate}.cover-backdrop{position:absolute;inset:18px -90px 0 35px;background:#dff3e7;border-radius:150px 0 0 24px;transform:rotate(-7deg);z-index:-1}.cover-backdrop:after{content:'';position:absolute;width:150px;height:150px;border:1px solid #abd2be;border-radius:50%;bottom:-25px;left:-50px}.hero-book{display:block;width:350px;max-width:75%;transform:rotate(3deg);position:relative;margin-top:-25px;box-shadow:0 30px 45px #123e3b30;transition:transform .25s}.hero-book:hover{transform:rotate(0) translateY(-5px)}.hero-book img{display:block;width:100%;height:auto;border-radius:5px;box-shadow:-5px 0 0 #173f4c}.cover-caption{display:flex;justify-content:space-between;position:absolute;bottom:14px;left:16px;right:16px;background:#fff;color:#1c493a;padding:10px 14px;font-size:11px;border-radius:7px;opacity:0;transition:opacity .2s}.hero-book:hover .cover-caption,.hero-book:focus-visible .cover-caption{opacity:1}.floating-resource{bottom:22px;left:-16px;padding:16px 22px;box-shadow:0 14px 40px #234f3b20;border-radius:12px}.floating-resource>span{background:#bcead0}.floating-resource b{font-size:13px}.floating-resource small{font-size:10px}.edition-label{position:absolute;right:-14px;bottom:50px;writing-mode:vertical-rl;font-size:9px;letter-spacing:2px;color:#4c7361}.hero-bottom{border-color:#e2eae5;color:#587466;padding:18px 0;margin-top:0;font-size:9px}.facts{background:#fff;border-top:1px solid #e5eae6;border-bottom:1px solid #e5eae6;padding-top:25px;padding-bottom:25px}.facts b{font-size:30px;color:#214b3c}.facts>div{gap:12px}.facts span{font-size:11px;color:#64746b}.fact-link a{font-size:12px;font-weight:600;display:flex;gap:22px;align-items:center}.fact-link a span{font-size:22px;color:#2d614d}.learning{display:grid;grid-template-columns:1fr 1.1fr;gap:90px;padding-top:100px;padding-bottom:100px}.learning h2{font-size:45px;line-height:1.12;letter-spacing:-2px}.learning h2 em{font-weight:450;color:#5b786a}.learning-intro>p:not(.eyebrow){max-width:370px;color:#64746d;font-size:14px}.learning-intro .eyebrow{color:#628771;letter-spacing:1.4px}.learning-intro .text-link{display:inline-block;margin-top:13px}.learning-steps{align-self:center}.learning-steps details{border-bottom:1px solid #dce5df;padding:0 22px;border-radius:0;transition:background .2s}.learning-steps details[open]{background:#edf6ef;border:0;border-radius:16px;margin:9px 0}.learning-steps summary{list-style:none;display:flex;gap:17px;align-items:center;padding:25px 0;cursor:pointer;font-size:20px;font-weight:600;letter-spacing:-.5px}.learning-steps summary::-webkit-details-marker{display:none}.learning-steps summary>span{font-size:11px;font-weight:500;color:#6a8977;letter-spacing:0}.learning-steps summary i{margin-left:auto;font-style:normal;color:#6d947d;font-weight:400}.learning-steps details[open] summary i{transform:rotate(90deg)}.chapter-body{padding:0 20px 26px 34px;font-size:14px;color:#536b5d}.chapter-body .chapter-caption{font-size:8px;letter-spacing:1.3px;color:#5f8b70}.chapter-body p{margin-bottom:13px}.chapter-body a{font-size:11px;color:#315e43;font-weight:600}.inside{background:#e6ebe3}.inside .wrap{padding-top:65px;padding-bottom:65px}.inside .section-title h2{font-size:40px}.flipbook{background:#cdd8cd;border:1px solid #b6c6b8;border-radius:8px}.flip-top button{border:1px solid #6c8473;border-radius:3px;background:transparent}.practice{background:#f1f6f4}.practice .wrap{padding-top:55px;padding-bottom:70px}.practice-heading{margin-top:0;border-top:0;padding-top:0}.audience{padding-top:75px;padding-bottom:65px}.audience h2{max-width:580px}.audience-grid{gap:30px}.audience article{border:0;border-top:2px solid #cde5d4;border-radius:0;padding:24px 0;background:transparent}.honest{padding:0;background:none;max-width:850px;color:#7b887f}.offer{margin:0 3%;border-radius:24px;background:#123a35}.offer-grid{grid-template-columns:.8fr 1.2fr;gap:60px;max-width:1050px}.offer-art{background:transparent;border:0;padding:0}.offer-art img{max-width:230px;box-shadow:0 20px 35px #001c1b60}.offer-art span{margin-top:22px}.offer h2{font-size:43px}.offer .button{background:#b8efd2}.offer .price{margin-top:23px}.closing{padding-top:35px;padding-bottom:45px}.closing h2{font-size:26px}.closing p:not(.eyebrow){font-size:12px}.closing .eyebrow{margin-bottom:18px}
@media(min-width:1500px){.hero{min-height:730px}.hero-art{min-height:590px}.hero-book{width:385px}}
@media(max-width:1000px){.hero{padding-top:45px;min-height:610px;gap:10px}.hero h1{font-size:60px;letter-spacing:-3.3px}.hero .lead{font-size:15px}.hero-art{min-height:470px}.hero-book{width:300px;max-width:83%}.floating-resource{left:-10px;bottom:10px;padding:12px 15px}.edition-label{right:-20px}.learning{gap:40px}.learning h2{font-size:38px}.learning-steps summary{font-size:17px}.offer h2{font-size:35px}}
@media(max-width:620px){.hero{display:flex;flex-direction:column;align-items:stretch;padding-top:35px;min-height:0;gap:0}.hero-copy{padding-bottom:0}.hero h1{font-size:49px;letter-spacing:-2.8px;max-width:100%;margin-bottom:22px}.hero h1 em{margin-top:5px}.hero .eyebrow{font-size:8px}.hero .lead{font-size:15px}.hero .actions{flex-direction:row;align-items:center;gap:20px;margin-top:24px}.hero .button{padding:15px 18px;font-size:12px}.hero .text-link{font-size:10px}.hero .micro{margin:18px 0 0}.hero-art{width:100%;min-height:440px;padding:25px 0 30px;margin:30px 0 0}.hero-book{width:270px;max-width:73%;margin-top:0}.cover-backdrop{inset:20px -50px 22px 30px;border-radius:100px 0 0 20px}.floating-resource{bottom:12px;left:0}.floating-resource b{font-size:12px}.floating-resource small{font-size:9px}.edition-label{right:0;bottom:45px;font-size:8px}.hero-bottom{margin-top:22px;font-size:7px;padding:18px 0}.facts{grid-template-columns:1fr 1fr;row-gap:20px;padding-top:24px;padding-bottom:24px}.facts>div{padding-left:0;border:0}.facts b{font-size:27px}.facts span{font-size:10px}.fact-link a{font-size:11px;gap:12px}.learning{grid-template-columns:1fr;gap:30px;padding-top:55px;padding-bottom:55px}.learning h2{font-size:34px;letter-spacing:-1.2px}.learning h2 br{display:none}.learning h2 em{display:block}.learning-steps summary{font-size:17px;padding:22px 0}.learning-steps details{padding:0 16px}.chapter-body{padding-left:29px;padding-right:0}.inside .wrap{padding-top:45px;padding-bottom:45px}.inside .section-title h2{font-size:31px}.practice .wrap{padding-top:40px;padding-bottom:45px}.audience{padding-top:50px;padding-bottom:45px}.audience-grid{gap:7px}.audience article{padding:20px 0 12px}.offer{margin:0 4%;border-radius:18px}.offer-grid{grid-template-columns:1fr;gap:30px;padding:38px 0}.offer-art img{max-width:165px}.offer-art{max-width:none}.offer h2{font-size:31px}.offer-art span{display:none}.faq{padding-top:55px}.closing h2{font-size:24px}}
@media(prefers-reduced-motion:reduce){.hero-book{transition:none}.hero-book:hover{transform:rotate(3deg)}}