@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Playfair+Display:wght@400;500;600&display=swap";:root{--navy:#071b26;--deep:#06151e;--gold:#cba668;--paper:#f5f3ed;--ink:#152c36;--muted:#69757a;--line:#dcded8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);margin:0;font-family:DM Sans,Arial,sans-serif;font-size:15px}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,select,summary{touch-action:manipulation}button,a{transition:background .2s,color .2s,transform .2s}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h1,h2,h3,blockquote{font-family:Playfair Display,Georgia,serif;font-weight:400}h1{letter-spacing:-1.7px;font-size:clamp(40px,4.3vw,74px);line-height:1.13}h2{letter-spacing:-.8px;font-size:clamp(30px,3vw,47px);line-height:1.2}h3{font-size:25px;line-height:1.35}p{line-height:1.8}:is(button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible){outline-offset:5px;outline:3px solid #b5863b}.topline{background:var(--deep);color:#9ba6a8;letter-spacing:2px;justify-content:space-between;padding:11px 5%;font-size:9px;display:flex}header{background:var(--navy);color:#f0eee8;border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;gap:25px;padding:24px 5%;display:flex}.brand{letter-spacing:1px;white-space:nowrap;align-items:center;gap:12px;font-size:21px;font-weight:600;display:flex}.brand svg{width:37px;height:36px;color:var(--gold)}.brand-dot{color:var(--gold)}nav{color:#c4cdce;align-items:center;gap:28px;font-size:12px;display:flex}nav a:hover,nav a.active{color:var(--gold)}header select{color:#ddd7c8;background:0 0;border:1px solid #ffffff2b;border-radius:0;max-width:125px;padding:8px;font-size:12px}header option{color:var(--navy)}.menu-button{display:none}.hero{background:var(--navy);color:var(--paper);grid-template-columns:1.2fr 1fr;min-height:665px;display:grid;overflow:hidden}.hero-content{z-index:1;padding:65px 0 30px 9%}.eyebrow,.label{letter-spacing:2.2px;text-transform:uppercase;font-size:10px;font-weight:600;line-height:1.7}.eyebrow{color:var(--gold);align-items:center;gap:10px;margin-bottom:27px;display:flex}.eyebrow>span{background:var(--gold);width:19px;height:1px}.hero h1{margin-bottom:26px;font-size:clamp(38px,4vw,67px)}.gold{color:#d7b477}.hero p{color:#a9b8bd;max-width:490px;font-size:15px}.actions{align-items:center;gap:26px;margin-top:32px;display:flex}.button{border:0;justify-content:center;align-items:center;gap:27px;padding:16px 23px;font-size:12px;font-weight:600;display:inline-flex}.button:hover{transform:translateY(-2px)}.gold-bg{background:var(--gold);color:var(--deep)}.navy-bg{background:var(--navy);color:var(--paper)}.text-link{color:#e1e3dc;border-bottom:1px solid #64727a;padding-bottom:6px;font-size:12px}.text-link.dark{color:var(--ink)}.hero-bottom{color:#84979e;letter-spacing:1.6px;border-top:1px solid #ffffff20;justify-content:space-between;max-width:500px;margin-top:56px;padding-top:20px;font-size:9px;display:flex}.hero-book{background:radial-gradient(#173a46 0%,#071b26 64%);flex-direction:column;justify-content:center;align-items:center;padding:40px 40px 30px;display:flex;position:relative}.book-object{z-index:2;width:282px;transition:transform .4s;display:block;position:relative;transform:perspective(1300px)rotateY(-12deg)rotate(3deg);box-shadow:25px 35px 40px #0009}.book-object:hover{transform:perspective(1300px)rotateY(-5deg)rotate(0)}.book-object img{border:1px solid #b3a27c55;width:100%;height:auto;display:block}.book-spine{transform-origin:100%;background:linear-gradient(90deg,#06121b,#253744,#9d7b3e55);width:15px;position:absolute;top:2px;bottom:0;left:-15px;transform:skewY(-15deg)}.book-object.small{width:210px}.orbit{border:1px solid #cba66816;border-radius:50%;width:480px;height:480px;position:absolute;transform:rotate(-25deg)}.orbit2{border-style:dashed;width:580px;height:580px}.vertical-word{writing-mode:vertical-rl;letter-spacing:6px;color:#b69b6755;font-size:9px;position:absolute;right:5%}.book-caption{z-index:2;color:#b4bdbb;letter-spacing:1px;justify-content:space-between;width:310px;margin-top:38px;font-size:9px;display:flex}.ticker{border-bottom:1px solid var(--line);color:#7d6a49;white-space:nowrap;letter-spacing:.7px;justify-content:space-around;gap:25px;padding:19px 4%;font-size:10px;display:flex;overflow:auto}.section{max-width:1600px;margin:auto;padding:77px 6%}.section-heading{justify-content:space-between;align-items:end;gap:30px;margin-bottom:35px;display:flex}.section-heading h2{max-width:650px;margin:12px 0 0}.label{color:#9b7946}.articles{grid-template-columns:repeat(3,minmax(0,1fr));gap:38px 28px;display:grid}.article{display:block}.art-image{color:#cfb17b;background:#17333c;height:205px;position:relative;overflow:hidden}.art-number{letter-spacing:2px;opacity:.65;font-size:10px;position:absolute;top:18px;left:20px}.art-symbol{color:#d1b37a;font-family:Georgia,serif;font-size:140px;font-weight:400;line-height:1;position:absolute;top:28px;right:25px}.art-line{border:1px solid #d8bf872f;border-radius:50%;width:300px;height:300px;position:absolute;top:20px;left:-80px}.article-1 .art-image{color:#496063;background:#d8d2c3}.article-1 .art-symbol{color:#5b7478}.article-2 .art-image{background:#334e52}.article-2 .art-symbol{color:#e2ddcd}.article-3 .art-image{background:#b7a587}.article-3 .art-symbol{color:#213b43}.article-4 .art-image{background:#1b2c37}.article-5 .art-image{background:#d9ded5}.article-5 .art-symbol{color:#5c7774}.article:hover .art-symbol{transition:all .4s;transform:translateY(-7px)}.article-copy{padding-top:20px}.article h3{margin:11px 0 12px}.article p{color:var(--muted);margin-bottom:18px;font-size:13px;line-height:1.75}.read{border-bottom:1px solid var(--line);justify-content:space-between;padding-bottom:12px;font-size:11px;font-weight:500;display:flex}.read b{color:#9b7946;font-size:17px}.quote{text-align:center;background:#e9e6dc;border-top:1px solid #dbd6c8;border-bottom:1px solid #dbd6c8;padding:60px 12%}.quote-mark{color:#ab8c54;font:70px/1 Georgia}.quote blockquote{max-width:950px;margin:0 auto 20px;font-size:clamp(28px,3.2vw,48px);line-height:1.35}.quote p,.quote a{letter-spacing:1.8px;font-size:10px}.quote p{color:#7e816f}.quote a{border-bottom:1px solid #9d824d;padding:9px 0;display:inline-block}.course-teaser{grid-template-columns:1fr 1fr;align-items:center;gap:90px;display:grid}.course-teaser p{color:var(--muted);max-width:440px}.course-teaser h2{margin-top:16px}.lesson-row{border-bottom:1px solid var(--line);align-items:center;gap:20px;padding:22px 2px;display:flex}.lesson-row>span{color:#a18b66;font-size:11px}.lesson-row h3{flex:1;margin:0;font-size:21px}.lesson-row>b{color:#917347;font-weight:400}.lesson-row:hover,.lesson-row.current{background:#e9e6dc}.book-feature{background:var(--navy);color:var(--paper);justify-content:center;align-items:center;gap:110px;padding:70px 8%;display:flex}.book-feature h2{margin:16px 0;font-size:60px}.edition{letter-spacing:1px;color:#a18b66;margin-top:20px;font-size:11px}.faq{grid-template-columns:1fr 1.6fr;gap:80px;display:grid}.faq h2{font-size:34px}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;justify-content:space-between;gap:20px;font-size:14px;list-style:none;display:flex}summary span{color:#a18b66}details p{color:var(--muted);max-width:650px;margin-top:18px;font-size:13px}footer{background:var(--deep);color:var(--paper);padding:50px 6% 25px}.footer-top{justify-content:space-between;align-items:center;gap:40px;padding-bottom:40px;display:flex}.footer-top p{color:#a9b4b7;max-width:340px;margin:0;font:22px/1.5 Georgia}.footer-bottom{color:#8b9da5;letter-spacing:1px;border-top:1px solid #ffffff20;justify-content:space-between;gap:20px;padding-top:24px;font-size:9px;display:flex}.footer-bottom>div{gap:14px;display:flex}.page-heading{background:var(--navy);color:var(--paper);padding:65px 8%}.page-heading h1{max-width:940px;margin:15px 0 25px}.page-heading p{color:#b3c0c3;max-width:730px}.page-heading>a{color:#b6c2c4;margin-bottom:35px;font-size:12px;display:inline-block}.journal{padding-top:35px}.journal input{background:0 0;border:1px solid #c5cbc6;width:min(100%,400px);margin-bottom:20px;padding:14px 18px}.filters{flex-wrap:wrap;gap:10px;margin-bottom:40px;display:flex}.filters button{border:1px solid var(--line);color:var(--muted);background:0 0;padding:10px 14px;font-size:11px}.filters .selected{background:var(--navy);color:#fff;border-color:var(--navy)}.byline{letter-spacing:1.3px;color:var(--gold);margin-top:35px;font-size:10px}.reading-layout{grid-template-columns:minmax(0,760px) 270px;justify-content:center;gap:80px;display:grid}.prose{font-size:17px;line-height:1.9}.prose h2{margin-top:35px;font-size:32px}.prose p{margin-bottom:25px}.lead{color:#3a565d;font-family:Georgia,serif;font-size:24px;line-height:1.6}.exercise{border-left:3px solid var(--gold);background:#e9e6dc;margin:35px 0;padding:30px}.exercise p{margin:10px 0;font-size:16px}.editor-note{color:#7e8789;border-top:1px solid var(--line);padding-top:20px;font-size:12px}.reading-layout aside{border-left:1px solid var(--line);padding-left:30px}.reading-layout aside .book-object{width:180px;margin-bottom:45px}.reading-layout aside p{color:var(--muted);font-size:13px}.related{border-bottom:1px solid var(--line);padding:15px 0;font-size:15px;display:block}.foundations{grid-template-columns:1fr 1fr;gap:30px;display:grid}.foundation{border:1px solid var(--line);padding:32px}.foundation>span{color:#a18b66;font-size:12px}.foundation h2{margin:18px 0;font-size:32px}.foundation p{color:var(--muted);font-size:14px}.course-layout{grid-template-columns:330px minmax(0,720px);justify-content:center;gap:80px;display:grid}.course-layout .lesson-row h3{font-size:19px}.course-layout .prose h2{margin-top:0}.progress-label{color:var(--gold);margin-top:30px;font-size:12px}.progress{background:#fff2;max-width:470px;height:3px;margin-top:12px}.progress>span{background:var(--gold);height:100%;display:block}textarea{resize:vertical;background:#f7f5f0;border:1px solid #c5c6b8;width:100%;min-height:150px;margin-top:20px;padding:15px;line-height:1.6}.exercise small{color:#737f7e;font-size:11px}.book-page{background:var(--navy);color:var(--paper);grid-template-columns:1fr 1.3fr;align-items:center;gap:110px;padding:75px 9%;display:grid}.book-page .book-object{width:310px;margin:auto}.book-page .edition{text-align:center;margin-top:38px}.book-page h1{color:#d4b377;margin:18px 0 25px;font-size:83px}.book-page p{color:#afbec3;max-width:550px}.book-subtitle{font-family:Georgia,serif;font-size:17px;font-style:italic}.buy{flex-wrap:wrap;gap:12px;margin-top:30px;display:flex}.buy button{color:#e5dfd1;text-align:start;cursor:not-allowed;opacity:.7;background:0 0;border:1px solid #bda47588;padding:12px 19px;font-size:16px}.buy small{color:#c5ae84;margin-top:7px;font-size:9px;display:block}.buy p{width:100%;margin:2px 0;font-size:11px}.book-facts{border-top:1px solid #fff2;gap:40px;margin-top:35px;padding-top:25px;font:28px Georgia;display:flex}.book-facts small{letter-spacing:1px;color:#8c9fa5;font:8px Arial}.contents{grid-template-columns:1fr 1fr;gap:0 50px;display:grid}.contents>div{border-bottom:1px solid var(--line);align-items:center;gap:20px;padding:25px 0;display:flex}.contents span{color:#aa8b55;font-size:12px}.contents h3{margin:0;font-size:22px}.book-excerpt{border-left:2px solid var(--gold);max-width:800px;margin:50px 0;padding-left:30px;font-size:35px}.book-excerpt small{color:var(--muted);margin-top:20px;font:12px Arial;display:block}.author-panel{grid-template-columns:1fr 1fr;align-items:center;gap:90px;display:grid}.author-mark{background:var(--navy);height:350px;color:var(--gold);letter-spacing:7px;flex-direction:column;justify-content:center;align-items:center;gap:30px;font-size:12px;display:flex}.author-mark svg{width:150px}.author-panel em{color:#a2834a}html[dir=rtl] .hero-content{padding:65px 9% 30px 0}html[dir=rtl] h1{letter-spacing:0}html[dir=rtl] .exercise{border-left:0;border-right:3px solid var(--gold)}@media (min-width:1600px){.hero-content{padding-left:12%}.hero h1{font-size:75px}.hero{min-height:750px}.book-object{width:320px}}@media (max-width:1100px){header{gap:15px}.brand{font-size:17px}nav{gap:16px;font-size:11px}.hero-content{padding-top:50px}.hero h1{font-size:43px}.actions{flex-wrap:wrap;gap:16px}.hero-book{padding:35px}.book-object{width:245px}.hero{min-height:615px}.course-teaser,.reading-layout{gap:40px}.book-page{gap:50px}.book-page .book-object{width:260px}}@media (max-width:760px){.topline{letter-spacing:1px;font-size:7px}header{flex-wrap:wrap;padding:18px 5%;position:relative}.brand{gap:7px;font-size:16px}.brand svg{width:29px}.menu-button{color:var(--gold);background:0 0;border:0;margin-inline-start:auto;font-size:22px;display:block}header select{max-width:95px;padding:7px;font-size:11px}nav{flex-wrap:wrap;order:4;width:100%;padding:15px 0;font-size:14px;display:none}nav.open{display:flex}.hero{grid-template-columns:1fr}.hero-content{padding:40px 6% 25px}.hero h1{letter-spacing:-1px;font-size:43px}.hero p{font-size:14px}.eyebrow{letter-spacing:1.2px;font-size:8px}.hero-bottom{margin-top:35px;font-size:8px}.hero-book{padding:30px 0 35px}.hero-book .book-object{width:220px}.orbit{width:310px;height:310px}.orbit2{width:380px;height:380px}.vertical-word{right:9%}.book-caption{width:260px}.ticker{justify-content:flex-start;font-size:9px}.section{padding:48px 6%}.section-heading{display:block}.section-heading .text-link{margin-top:20px;display:inline-block}.articles{grid-template-columns:1fr 1fr;gap:30px 18px}.art-image{height:150px}.art-symbol{font-size:100px;right:15px}.article h3{font-size:21px}.article p{font-size:12px}.label{letter-spacing:1.4px;font-size:9px}.course-teaser,.faq,.course-layout,.reading-layout,.author-panel{grid-template-columns:1fr;gap:35px}.book-feature{gap:35px;padding:45px 6%}.book-feature .book-object{flex-shrink:0;width:130px}.book-feature h2{font-size:36px}.book-feature p{font-size:12px}.book-feature .button{padding:13px;font-size:10px}.quote{padding:45px 7%}.quote blockquote{font-size:29px}.footer-top{flex-direction:column;align-items:start;gap:25px}.footer-bottom{flex-direction:column;gap:17px}.page-heading{padding:45px 6%}.page-heading h1{font-size:41px}.reading-layout aside{border-left:0;border-top:1px solid var(--line);padding:40px 0 0}.reading-layout aside .book-object{width:140px}.foundations{grid-template-columns:1fr}.book-page{grid-template-columns:1fr;gap:50px;padding:45px 8%}.book-page .book-object{width:210px}.book-page h1{font-size:62px}.contents{grid-template-columns:1fr}.book-excerpt{font-size:28px}.prose{font-size:16px}.course-layout>div{order:2}.course-layout .prose{order:1}html[dir=rtl] .hero-content{padding:40px 6% 25px}}@media (max-width:420px){.articles{grid-template-columns:1fr}.art-image{height:200px}.hero h1{font-size:37px}.book-feature{align-items:start;gap:25px}.book-feature .book-object{width:110px}.book-feature h2{font-size:30px}.book-feature .label{font-size:7px}.book-feature .button{gap:10px;padding:10px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}.art-image{aspect-ratio:16/9;background:#d8dcd5;height:auto}.art-image img{aspect-ratio:16/9;object-fit:cover;width:100%;height:100%;transition:transform .5s;display:block}.article:hover .art-image img{transform:scale(1.035)}.article-photo{margin:0 0 35px}.article-photo>img{aspect-ratio:16/9;object-fit:cover;width:100%;height:auto;display:block}.article-photo figcaption{text-align:end;color:var(--muted);margin-top:7px;font-size:10px}.book-page h1{max-width:600px;font-size:clamp(52px,6vw,83px)}.brand-logo-orbit{perspective:500px;flex:0 0 44px;justify-content:center;align-items:center;width:44px;height:44px;display:inline-flex}.brand-logo-coin{object-fit:contain;transform-origin:50%;-webkit-backface-visibility:visible;backface-visibility:visible;filter:drop-shadow(0 0 3px #cba66833);width:100%;height:100%;animation:8s linear infinite cyguru-coin-turn;display:block}@keyframes cyguru-coin-turn{0%{transform:rotateY(0)}to{transform:rotateY(360deg)}}@media (max-width:760px){.brand-logo-orbit{flex-basis:36px;width:36px;height:36px}}@media (prefers-reduced-motion:reduce){.brand-logo-coin{animation:none}}.cover-gallery{width:100%;max-width:325px;margin:auto}.cover-gallery>a{display:block}.cover-gallery img{object-fit:contain;width:100%;height:auto;display:block;box-shadow:14px 20px 40px #0006}.cover-switch{justify-content:center;gap:8px;margin-top:22px;display:flex}.cover-switch button{color:#b8c3c5;background:0 0;border:1px solid #546369;padding:9px 13px;font-size:11px}.cover-switch button[aria-pressed=true]{background:var(--gold);color:var(--deep);border-color:var(--gold)}.book-explanation{grid-template-columns:1.25fr 1fr;gap:70px;padding-bottom:20px;display:grid}.book-explanation .lead{font-size:23px}.outcomes{background:#e9e6dc;padding:28px}.outcomes p{gap:15px;margin-bottom:15px;font-size:14px;display:flex}.outcomes p span{color:#927039}.chapter-section{padding-top:35px}.chapter-list{max-width:1000px}.chapter-list summary{align-items:center;gap:20px;justify-content:initial;font-family:Georgia,serif;font-size:23px}.chapter-list summary>span:nth-child(2){flex:1}.chapter-list summary .part-num{color:#9b7946;font:12px Arial}.chapter-list summary b{color:#9b7946;font:22px Arial}.chapter-list ol{padding:10px 0 0;list-style:none}.chapter-list li{border-top:1px solid #dddcd4;gap:18px;padding:11px 0;font-size:14px;display:flex}.chapter-number{color:#9b7946;flex-shrink:0;width:24px}.sample-section{background:#e9e6dc;max-width:none;padding-inline:max(6%,50vw - 700px)}.sample-section p{max-width:900px;font:22px/1.8 Georgia,serif}.sample-section h2{margin-top:15px}.mechanism{background:#eeebe2;border:1px solid #d4c6aa;margin:30px 0;padding:25px 28px}.mechanism p{margin:12px 0 0;font-size:16px}.scenario{border-inline-start:3px solid var(--gold);background:#eeebe2;margin:30px 0;padding:20px 25px}.scenario p{margin:12px 0 0;font-size:16px}.quiz{border:1px solid #d5d8d2;margin:35px 0;padding:25px}.quiz legend{padding:0 10px;font-family:Georgia,serif;font-size:22px;line-height:1.5}.quiz label{cursor:pointer;border:1px solid #dbded8;align-items:flex-start;gap:12px;margin:12px 0;padding:14px 16px;font-size:14px;line-height:1.65;display:flex}.quiz input{accent-color:#9b7946;flex-shrink:0;margin-top:5px}.quiz label.chosen{background:#eee9de;border-color:#b69a6a}.quiz button{margin-top:12px}.quiz-result{background:#eee7db;border-inline-start:3px solid #b48949;margin-top:20px;padding:20px;font-size:14px;line-height:1.7}.quiz-result.correct{background:#e3ece4;border-color:#598269}.quiz-result p{margin:12px 0 0;font-size:14px}.button:disabled{opacity:.45;cursor:not-allowed;transform:none}.course-steps{margin:25px 0 35px;padding-inline-start:25px}.course-steps li{border-bottom:1px solid var(--line);padding:10px 0;font-size:17px;line-height:1.7}.course-finish{grid-template-columns:1.5fr 250px;align-items:center;gap:70px;display:grid}.course-finish img{width:100%;height:auto;box-shadow:15px 20px 35px #0003}.course-finish h2{margin-top:18px}.course-finish p{color:var(--muted);font-size:17px}html[dir=rtl] h1,html[dir=rtl] h2,html[dir=rtl] h3,html[dir=rtl] blockquote,html[dir=rtl] .lead,html[dir=rtl] .sample-section p,html[dir=rtl] .chapter-list summary{letter-spacing:0;font-family:Arial,Tahoma,sans-serif;line-height:1.6}html[dir=rtl] .book-page h1{line-height:1.3}html[dir=rtl] .book-excerpt{border-left:0;border-right:2px solid var(--gold);padding-left:0;padding-right:30px}@media (max-width:760px){.book-explanation,.course-finish{grid-template-columns:1fr;gap:30px}.cover-gallery{max-width:240px}.course-finish img{max-width:210px;margin:auto}.chapter-list summary{gap:13px;font-size:20px}.chapter-list li{font-size:13px}.sample-section p{font-size:19px}.quiz{padding:18px}.quiz legend{font-size:20px}.quiz label{font-size:13px}.book-explanation .lead{font-size:21px}}.editorial-feature{grid-template-columns:1.5fr 1fr;align-items:center;gap:55px;padding-bottom:55px;display:grid}.feature-story{background:var(--navy);color:#fff;min-height:430px;display:block;position:relative;overflow:hidden}.feature-story>img{object-fit:cover;opacity:.8;width:100%;height:100%;transition:transform .7s;position:absolute;inset:0}.feature-story:after{content:"";background:linear-gradient(#0000 0%,#04151cf2);position:absolute;inset:0}.feature-story:hover>img{transform:scale(1.04)}.feature-story>div{z-index:1;padding:150px 40px 35px;position:relative}.feature-story .label{color:#dcc08e}.feature-story h2{max-width:650px;margin:16px 0;font-size:36px}.feature-story p{color:#c9d2d3;max-width:480px;font-size:14px}.feature-story span{color:#e7c88e;font-size:12px}.feature-note .issue-number{color:#b79c69;margin-bottom:25px;font:italic 55px Georgia,serif;display:block}.feature-note h2{margin:15px 0 20px;font-size:36px}.feature-note p{color:var(--muted);font-size:14px}.feature-signature{border-top:1px solid var(--line);margin-top:30px;padding-top:18px;font:italic 22px Georgia,serif}.feature-signature span{letter-spacing:3px;color:#a18b66;margin-top:8px;font:9px Arial;display:block}.reading-paths{padding-top:20px}.reading-paths .section-heading{align-items:center}.reading-paths .section-heading>p{max-width:440px;color:var(--muted);margin:0;font-size:14px}.path-layout{border:1px solid #d7d8ce;grid-template-columns:1fr 1.7fr;display:grid}.path-options{background:#edeae1;flex-direction:column;padding:20px;display:flex}.path-options button{text-align:start;color:#6c797a;background:0 0;border:0;border-bottom:1px solid #d5d3c9;align-items:center;gap:16px;padding:27px 18px;display:flex}.path-options button>span{color:#9b7946;font-size:11px}.path-options button strong{flex:1;font:23px Georgia,serif}.path-options button b{font-size:20px;font-weight:400}.path-options button[aria-selected=true]{background:var(--navy);color:#f1ebdc;box-shadow:0 7px 17px #071b2612}.path-content{background:#faf8f3;padding:35px 40px}.path-description{max-width:650px;margin-bottom:28px;font:24px/1.55 Georgia,serif}.path-articles{grid-template-columns:1fr 1fr;gap:25px;margin-bottom:30px;display:grid}.path-articles>a{border-top:1px solid #d6cebd;padding-top:18px}.path-articles h3{margin:10px 0 16px;font-size:23px}.path-articles span{color:#8d7247;font-size:11px}.book-journey{border-top:1px solid var(--line)}.book-journey>h2{max-width:1000px;margin:18px 0 40px;font-size:39px}.book-journey>div:last-child{grid-template-columns:repeat(3,1fr);gap:35px;display:grid}.book-journey>div:last-child>a{border-top:1px solid #cdbd9b;padding:25px 10px 10px 0}.journey-index{color:#a18b66;font-size:12px}.book-journey h3{margin:18px 0 12px;font-size:28px}.book-journey p{color:var(--muted);font-size:14px}.book-journey a>span:last-child{color:#9b7946;font-size:22px}.article-actions{flex-wrap:wrap;align-items:center;gap:20px;margin-top:24px;display:flex}.article-actions button{color:#d7bf94;background:0 0;border:1px solid #bb9b6477;align-items:center;gap:10px;padding:10px 15px;font-size:12px;display:flex}.article-actions button[aria-pressed=true]{background:#cba66822}.article-actions a{color:#b6c3c6;font-size:11px}.article-actions>span{color:#c7b48b;font-size:11px}.saved-reading-list{border-bottom:1px solid var(--line);margin:0 0 32px;padding:5px 0 28px;scroll-margin-top:25px}.saved-reading-list>div:first-child{justify-content:space-between;align-items:center;gap:25px;display:flex}.saved-reading-list h2{margin:0;font-size:26px}.saved-reading-list small{color:#94805e;font-size:10px}.saved-reading-list>p{color:var(--muted);margin:10px 0 0;font-size:12px}.saved-grid{grid-template-columns:repeat(3,1fr);gap:20px;margin-top:22px;display:grid}.saved-grid>div{border:1px solid var(--line);padding:12px}.saved-grid a{align-items:center;gap:14px;display:flex}.saved-grid img{object-fit:cover;width:65px;height:60px}.saved-grid h3{margin:0;font-size:18px}.saved-grid button{color:#947947;background:0 0;border:0;padding:12px 0 0;font-size:10px}.article-progress{z-index:50;pointer-events:none;background:0 0;height:3px;position:fixed;inset:0 0 auto}.article-progress span{background:var(--gold);height:100%;transition:width .15s;display:block}.reading-layout{grid-template-columns:minmax(0,760px) 300px;gap:65px}.reading-layout .editorial-sidebar{border:none;align-self:stretch;padding:0;position:relative}.sidebar-sticky{scrollbar-width:thin;scrollbar-color:#c7b88f transparent;max-height:calc(100vh - 44px);padding-inline:2px 10px;position:sticky;top:22px;overflow-y:auto}.sidebar-widget{background:#f9f7f1;border:1px solid #d9d9d0;margin-bottom:22px;padding:24px}.toc-widget>a{border-bottom:1px solid #e4e2d9;gap:12px;padding:13px 0;font-size:12px;line-height:1.5;display:flex}.toc-widget>a:last-child{border-bottom:0;padding-bottom:0}.toc-widget>a span{color:#ac8d59;padding-top:3px;font-size:9px}.reading-layout .sidebar-book img{width:140px;height:auto;margin:0 auto 25px;display:block;box-shadow:10px 13px 20px #0002}.sidebar-book .label{font-size:9px}.sidebar-book h3{margin:10px 0;font-size:27px}.sidebar-book p{color:var(--muted);font-size:12px;line-height:1.7}.sidebar-book .button{width:100%;padding:12px 14px}.sidebar-related{border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:16px 0;display:flex}.sidebar-related:last-child{border:0;padding-bottom:0}.sidebar-related img{object-fit:cover;flex-shrink:0;width:65px;height:55px}.sidebar-related>span{font:16px/1.4 Georgia,serif}.lesson-widget{background:var(--navy);color:var(--paper);border-color:var(--navy)}.lesson-widget h3{margin:16px 0;font-size:24px}.lesson-widget>a{color:var(--gold);font-size:11px}#understand,#mechanism,#practice,#related{scroll-margin-top:30px}.article-heading h1{max-width:1100px}.prose h2{line-height:1.4}.prose .editor-note{line-height:1.7}html[dir=rtl] .path-options button strong,html[dir=rtl] .path-description,html[dir=rtl] .sidebar-related>span{font-family:Arial,Tahoma,sans-serif;line-height:1.7}html[dir=rtl] .feature-story>div{text-align:right}html[dir=rtl] .feature-signature{font-family:Georgia,serif}@media (min-width:1500px){.editorial-feature{gap:80px}.feature-story{min-height:480px}.feature-story h2{font-size:44px}.feature-note h2{font-size:43px}}@media (max-width:1000px){.editorial-feature{gap:30px}.feature-story>div{padding:150px 25px 25px}.feature-story h2{font-size:30px}.feature-note h2{font-size:31px}.path-content{padding:28px}.path-options{padding:12px}.path-options button{gap:10px;padding:25px 12px}.path-options button strong{font-size:20px}.reading-layout{grid-template-columns:minmax(0,1fr) 270px;gap:35px}.saved-grid{grid-template-columns:1fr 1fr}}@media (max-width:760px){.editorial-feature{grid-template-columns:1fr;gap:30px;padding-bottom:30px}.feature-story{min-height:360px}.feature-story>div{padding:125px 25px 25px}.feature-story h2{font-size:32px}.feature-note{padding:0 3px}.feature-note .issue-number{margin-bottom:15px;font-size:40px}.feature-note h2{font-size:32px}.feature-signature{margin-top:20px}.reading-paths .section-heading>p{margin-top:18px}.path-layout{grid-template-columns:1fr}.path-options{flex-direction:row;gap:7px;padding:8px}.path-options button{text-align:center;border:0;flex:1;padding:13px 9px;display:block}.path-options button strong{margin-top:7px;font-size:16px;display:block}.path-options button b{display:none}.path-options button span{font-size:9px}.path-content{padding:25px 20px}.path-description{font-size:23px}.path-articles{gap:20px}.path-articles h3{font-size:21px}.book-journey>h2{font-size:30px}.book-journey>div:last-child{grid-template-columns:1fr;gap:15px}.book-journey>div:last-child>a{padding:20px 0 5px}.book-journey h3{margin:12px 0;font-size:26px}.reading-layout{grid-template-columns:1fr;gap:35px}.sidebar-sticky{grid-template-columns:1fr 1fr;gap:18px;max-height:none;padding:0;display:grid;position:static;overflow:visible}.sidebar-widget{align-self:start;margin:0;padding:20px}.sidebar-book{grid-row:span 2}.saved-reading-list>div:first-child{display:block}.saved-reading-list small{margin-top:8px;display:block}.saved-grid{grid-template-columns:1fr}.article-actions{gap:15px}.sidebar-related>span{font-size:15px}.sidebar-related img{width:50px;height:45px}.article-heading h1{font-size:37px}}@media (max-width:430px){.path-articles{grid-template-columns:1fr}.path-options button strong{font-size:14px}.sidebar-sticky{grid-template-columns:1fr}.sidebar-book{grid-row:auto}.sidebar-book img{width:150px}.sidebar-related>span{font-size:18px}.feature-story h2{font-size:28px}.feature-story{min-height:355px}}@media (prefers-reduced-motion:reduce){.feature-story>img,.article-progress span{transition:none}}.book-section-nav{color:var(--ink);background:#e9e6dc;border-bottom:1px solid #d7d2c4;justify-content:center;gap:45px;padding:22px 6%;font-size:12px;display:flex}.book-section-nav a{border-bottom:1px solid #c2a56f;padding:4px 0}.cover-switch button{align-items:center;gap:10px;display:flex}.cover-switch button img{object-fit:contain;width:25px;height:37px;box-shadow:none}.cover-switch button span{font-size:10px}.cover-gallery .edition{line-height:1.7}.chapter-section{scroll-margin-top:20px}@media (max-width:760px){.book-section-nav{flex-wrap:wrap;justify-content:space-between;gap:15px;padding:18px 6%;font-size:10px;display:flex}.cover-switch{gap:10px}.cover-switch button{padding:8px 10px}}.module-depth{margin-top:35px}.module-objective{background:#eee9dc;border:1px solid #d7c6a7;padding:25px 28px}.module-objective p{color:#314e57;margin:12px 0 0;font:22px/1.65 Georgia,serif}.module-model{margin:25px 0 35px}.module-model>div{border-bottom:1px solid var(--line);gap:20px;padding:22px 0;display:flex}.module-model>div>span{color:#9b7946;flex:0 0 22px;padding-top:7px;font-size:11px}.module-model h3{margin:0 0 10px;font-size:25px}.module-model p{margin:0;font-size:16px;line-height:1.9}.module-case{background:#eae9e1;border-inline-start:3px solid #9b7946;margin:35px 0;padding:28px}.module-case p{margin:18px 0 0;font-size:16px}.module-protocol{margin-bottom:28px;padding-inline-start:25px}.module-protocol li{border-bottom:1px solid var(--line);padding:10px 0 10px 8px;font-size:16px}.module-output{border:1px solid #d6d9ce;margin:25px 0;padding:23px 26px}.module-output p{margin:12px 0 0;font-size:16px}.module-recap{background:var(--navy);color:#eeeae0;margin:35px 0;padding:28px}.module-recap h3{margin:0 0 15px;font-size:27px}.module-recap ul{margin-bottom:0;padding-inline-start:20px}.module-recap li{color:#b8c7ca;padding:7px 0;font-size:15px;line-height:1.8}.module-book-links{border-top:1px solid var(--line);margin:35px 0;padding-top:22px}.module-book-links>a{border-bottom:1px solid var(--line);align-items:center;gap:15px;padding:13px 0;font-size:14px;line-height:1.65;display:flex}.module-book-links>a span{color:#a18a62;flex-shrink:0;font-size:11px}.module-book-links>a b{color:#a18a62;margin-inline-start:auto;font-weight:400}.module-book-links>p{color:var(--muted);margin-top:18px;font-size:11px;line-height:1.7}.quiz-review{color:#765b2d;border-bottom:1px solid #bda579;padding-bottom:4px;font-size:12px;display:inline-block}.course-notebook{border-top:1px solid var(--line);padding-top:45px}.notebook-heading{max-width:800px;margin-bottom:35px}.notebook-heading h2{margin:15px 0 20px}.notebook-heading p{color:var(--muted);font-size:14px}.notebook-layout{grid-template-columns:1fr 1fr;gap:60px;display:grid}.notebook-reflections summary{align-items:center;gap:15px;line-height:1.6}.notebook-reflections summary>span{color:#a18b66;font-size:10px}.notebook-reflections summary>b{margin-inline-start:auto;font-weight:400}.notebook-reflections details>p{white-space:pre-wrap;color:#4b646b;font-size:14px}.notebook-reflections details>a{color:#957b4b;font-size:11px}.personal-action-plan{background:#eae7dc;padding:28px}.personal-action-plan>label{margin-bottom:20px;display:block}.personal-action-plan>label>span{color:#5a6665;margin-bottom:10px;font-size:12px;display:block}.personal-action-plan textarea{min-height:80px;margin:0;font-size:14px}.personal-action-plan input{width:100%;color:var(--ink);background:#f7f5f0;border:1px solid #c5c6b8;padding:12px;font-size:14px}.personal-action-plan>small{color:#766d56;font-size:11px;line-height:1.7;display:block}html[dir=rtl] .module-objective p{font-family:Arial,Tahoma,sans-serif}.module-depth section{scroll-margin-top:25px}@media (max-width:760px){.module-objective,.module-case,.module-recap{padding:22px}.module-objective p{font-size:20px}.module-model h3{font-size:23px}.module-model>div{gap:13px}.module-protocol li{padding-inline-start:3px}.notebook-layout{grid-template-columns:1fr;gap:30px}.personal-action-plan{padding:22px}}.course-syllabus{grid-template-columns:1fr 1fr;gap:20px;margin:30px 0;display:grid}.course-syllabus>a{border:1px solid var(--line);background:#faf8f2;padding:22px}.course-syllabus h3{margin:12px 0;font-size:24px}.course-syllabus p{color:var(--muted);margin-bottom:15px;font-size:14px;line-height:1.8}.course-syllabus>a>span{color:#9b7946}.course-syllabus>a:hover{border-color:#b89d6d}@media (max-width:520px){.course-syllabus{grid-template-columns:1fr}}.new-journal-feed{margin-bottom:45px}.journal-feed-heading{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;margin:25px 0;padding-top:20px;display:flex}.journal-feed-heading>a{color:#8e744b;font-size:11px}.journal-article-section{scroll-margin-top:30px}.journal-takeaway{background:var(--navy);color:var(--paper);margin:35px 0;padding:25px 28px}.journal-takeaway>.label{color:var(--gold)}.journal-takeaway p{margin:15px 0 0;font:24px/1.65 Georgia,serif}.journal-lesson-cta{background:#eee9dd;border:1px solid #d9c8a6;margin:35px 0;padding:28px}.journal-lesson-cta h3{margin:15px 0 20px;font-size:27px}.byline time{letter-spacing:.3px}html[dir=rtl] .journal-takeaway p{font-family:Arial,Tahoma,sans-serif}@media (max-width:760px){.journal-takeaway{padding:22px}.journal-takeaway p{font-size:21px}.journal-feed-heading{align-items:start}.journal-feed-heading>a{font-size:10px}.journal-lesson-cta{padding:22px}}html[lang=zh] body{font-family:PingFang SC,Microsoft YaHei,Noto Sans CJK SC,Arial,sans-serif}html[lang=zh] h1,html[lang=zh] h2,html[lang=zh] h3,html[lang=zh] blockquote,html[lang=zh] .lead{letter-spacing:0;font-family:Noto Serif SC,Songti SC,SimSun,serif;line-height:1.5}html[lang=zh] p{line-height:1.95}html[lang=zh] .label{letter-spacing:1px}html[lang=ru] h1,html[lang=ru] h2,html[lang=es] h1{overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}.book-caption{gap:15px;line-height:1.7}.book-caption>span:last-child{text-align:end}@media (max-width:1050px){header>.menu-button{color:var(--gold);background:0 0;border:0;margin-inline-start:auto;font-size:22px;display:block}header{flex-wrap:wrap}header>nav{flex-wrap:wrap;order:4;width:100%;padding:15px 0;font-size:13px;display:none}header>nav.open{display:flex}header>select{max-width:110px}}.skip-link{top:10px;z-index:100;background:var(--gold);color:var(--deep);padding:12px 20px;font-size:13px;position:fixed;inset-inline-start:12px;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}#content-start:focus{outline:none}.page-breadcrumbs{color:#607078;background:#ece9e0;border-bottom:1px solid #d9d5c9;flex-wrap:wrap;gap:9px;padding:17px 6%;font-size:11px;line-height:1.7;display:flex}.page-breadcrumbs a{color:#7e663e}.page-breadcrumbs>span[aria-current]{max-width:850px}.hero-book-name{color:#d7b477;margin-bottom:21px;font-size:clamp(42px,4.3vw,72px);line-height:1.13;display:block}.hero-statement{letter-spacing:-.6px;color:#e4e7e1;font-size:clamp(23px,2.2vw,36px);line-height:1.4;display:block}.topic-directory{margin:0 0 30px}.topic-links>a{background:#f9f7f1;border:1px solid #d5d7cc;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px;font-size:12px;line-height:1.6;display:flex}.topic-links>a:hover{background:#eeeadf;border-color:#b29a6c}.topic-links span{color:#a18b62}.topic-page>h2{margin-bottom:30px}.topic-foundation-reading{border:1px solid var(--line);background:#faf8f2;grid-template-columns:200px 1fr;align-items:center;gap:25px;margin:30px 0 45px;padding:25px;display:grid}.topic-foundation-reading img{object-fit:cover;width:100%;height:150px}.topic-foundation-reading h3{margin:12px 0;font-size:27px}.topic-foundation-reading p{color:var(--muted);margin-bottom:12px;font-size:14px}.topic-foundation-reading span{color:#9a7c45;font-size:12px}.topic-next-steps{grid-template-columns:1fr 1fr;gap:25px;margin-bottom:45px;display:grid}.topic-next-steps>a{background:var(--navy);color:var(--paper);grid-template-columns:1fr auto;gap:15px;padding:28px;display:grid}.topic-next-steps span{color:var(--gold);letter-spacing:1px;grid-column:1/-1;font-size:10px}.topic-next-steps b{color:var(--gold);align-self:center;font-weight:400}html[dir=rtl] .hero-statement{letter-spacing:0;line-height:1.6}html[lang=zh] .hero-book-name,html[lang=zh] .hero-statement{letter-spacing:0;line-height:1.5}@media (max-width:760px){.page-breadcrumbs{font-size:10px;display:flex}.topic-links{grid-template-columns:1fr 1fr}.topic-links>a{padding:13px;font-size:11px}.hero-book-name{font-size:43px}.hero-statement{font-size:24px}.topic-foundation-reading{grid-template-columns:1fr;padding:20px}.topic-foundation-reading img{aspect-ratio:16/9;height:auto}.topic-next-steps{grid-template-columns:1fr}.topic-next-steps strong{font-size:24px}}.book-read-sample{margin:18px 0 6px}.manuscript-samples{border-top:1px solid #ded8cc;scroll-margin-top:100px}.sample-heading .lead{max-width:760px}.sample-reader-grid{grid-template-columns:240px minmax(0,1fr);gap:72px;display:grid}.sample-index-inner{position:sticky;top:110px}.sample-index img{width:110px;height:auto;margin-bottom:24px;box-shadow:8px 12px 24px #06162526}.sample-index-links{gap:0;margin-bottom:24px;display:grid}.sample-index-links a{color:var(--navy,#071b2b);border-bottom:1px solid #ded8cc;gap:12px;padding:15px 0;font-size:14px;line-height:1.45;text-decoration:none;display:flex}.sample-index-links span{color:#a78135;font-size:12px}.sample-index-inner>.text-link{font-size:13px;line-height:1.5;display:inline-block}.sample-text{min-width:0;max-width:830px}.manuscript-passage{border-bottom:1px solid #ded8cc;margin-bottom:42px;padding:0 0 42px;scroll-margin-top:115px}.manuscript-passage h3{margin:12px 0;font-size:clamp(26px,3vw,38px);line-height:1.2}.passage-source{max-width:640px;color:#6b6c6d!important;font-size:13px!important;line-height:1.6!important}.manuscript-passage blockquote{color:#25313a;border:0;margin:26px 0 22px;padding:0;font-family:Georgia,Times New Roman,serif}.manuscript-passage blockquote p{margin:0 0 22px;font-size:20px;line-height:1.85}.passage-author{letter-spacing:.04em;color:#777!important;font-size:12px!important}.sample-provenance{color:#6b6c6d;margin-bottom:32px;font-size:12px;line-height:1.7}.sample-provenance p{margin:0 0 8px;font-size:12px}.sample-next{background:#f1ece1;border:1px solid #e1d6bd;padding:30px}.sample-next h3{margin:12px 0;font-size:30px}.sample-next .actions{flex-wrap:wrap;gap:20px}.article-sample-link{background:#f7f4ec;border-block:1px solid #d9caa7;margin:38px 0;padding:28px}.article-sample-link h3{margin:12px 0 18px;font-size:28px}.article-sample-link .text-link{font-family:Arial,sans-serif;font-size:14px}#book-purchase{scroll-margin-top:100px}@media (max-width:900px){.sample-reader-grid{grid-template-columns:1fr;gap:32px}.sample-index-inner{position:static}.sample-index img{display:none}.sample-index-links{grid-template-columns:1fr 1fr;gap:0 24px}.sample-index-inner>.text-link{display:none}.manuscript-passage blockquote p{font-size:18px;line-height:1.8}.sample-next{padding:24px}.sample-next .button{white-space:normal;text-align:center}.sample-reader-grid .actions{display:grid}}@media (max-width:480px){.sample-index-links{grid-template-columns:1fr}.sample-heading h2{font-size:32px}.manuscript-passage{margin-bottom:30px;padding-bottom:30px}}.book-fit{border-top:1px solid #ddd7cc}.book-fit>.lead{max-width:800px}.book-fit-grid{grid-template-columns:1fr 1fr;gap:20px;margin:36px 0;display:grid}.book-fit-grid article{background:#fffdf8;border:1px solid #ddd7cc;padding:30px}.fit-number{color:#a78135;letter-spacing:.15em;font-size:12px}.book-fit-grid h3{margin:16px 0;font-size:28px;line-height:1.25}.book-fit-grid p{color:#56606a;line-height:1.75}.fit-links{flex-wrap:wrap;gap:20px;margin-top:24px;display:flex}.fit-links a{color:#17344a;text-underline-offset:5px;font-size:13px;text-decoration:underline}.book-fit-scope{border-inline-start:3px solid #b58d41;margin:36px 0;padding:4px 24px}.book-fit-scope h3,.book-fit-next h3{margin:0 0 12px;font-size:26px}.book-fit-scope p{max-width:880px;line-height:1.8}.book-fit-next{background:#f1ece1;grid-template-columns:1fr 1fr;gap:40px;padding:32px;display:grid}.book-fit-next p{line-height:1.75}.fit-next-links{flex-direction:column;justify-content:center;align-items:flex-start;gap:18px;display:flex}.fit-next-links .button{white-space:normal}.chapter-list details{scroll-margin-top:110px}@media (max-width:700px){.book-fit-grid,.book-fit-next{grid-template-columns:1fr}.book-fit-grid article{padding:24px}.book-fit-next{gap:20px;padding:24px}}.author-feature{grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);align-items:center;gap:clamp(28px,5vw,80px);display:grid}.author-visual{background:radial-gradient(at 65% 45%,#25434a 0%,#0a2430 48%,#06151e 100%);border-bottom:2px solid #b7955a;min-width:0;height:540px;position:relative;overflow:hidden}.author-logo-lockup{top:28px;z-index:2;color:#d4b67d;letter-spacing:2.5px;direction:ltr;flex-direction:column;align-items:center;gap:14px;font-size:8px;display:flex;position:absolute;inset-inline-start:24px}.author-logo-lockup .brand-logo-orbit{perspective:700px;flex-basis:100px;width:100px;height:100px}.author-cutout{bottom:0;object-fit:contain;object-position:center bottom;width:90%;height:100%;position:absolute;inset-inline-end:-4%}.author-feature-copy{min-width:0}.author-full-name{white-space:nowrap;letter-spacing:-.8px;margin:18px 0 24px;font-size:clamp(18px,2.55vw,40px);line-height:1.3}.author-full-name span{color:#9a783f}.author-feature-copy>p{max-width:620px;color:var(--muted)}.author-feature-actions{flex-wrap:wrap;align-items:center;gap:24px;margin-top:28px;display:flex}.author-external{letter-spacing:1.6px;color:#7e715b;margin-top:28px;font-size:11px;display:inline-block}.author-feature-compact .author-visual{height:450px}.author-feature-compact{border-top:1px solid var(--line)}@media (max-width:900px){.author-feature{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:25px}.author-visual,.author-feature-compact .author-visual{height:400px}.author-logo-lockup{top:22px;inset-inline-start:16px}.author-logo-lockup .brand-logo-orbit{flex-basis:74px;width:74px;height:74px}.author-full-name{letter-spacing:-.6px;font-size:clamp(17px,2.8vw,25px)}.author-feature-actions{gap:20px}}@media (max-width:620px){.author-feature{grid-template-columns:1fr;gap:32px}.author-visual,.author-feature-compact .author-visual{height:440px}.author-full-name{letter-spacing:-.6px;font-size:clamp(18px,5.4vw,31px)}.author-feature-copy .label{margin-bottom:14px}.author-logo-lockup .brand-logo-orbit{flex-basis:86px;width:86px;height:86px}.author-cutout{width:88%;inset-inline-end:-3%}}:root{--paper:#f7f5ef;--gold:#c8a46c;--line:#dedbd2}body{-webkit-font-smoothing:antialiased;font-size:15px}.section{max-width:1480px;padding-block:92px}header{padding-block:22px}header nav a{padding-block:8px;position:relative}header nav a:after{content:"";inset-inline:0;background:var(--gold);height:1px;transition:transform .25s;position:absolute;bottom:0;transform:scaleX(0)}header nav a:hover:after,header nav a.active:after{transform:scaleX(1)}.button{letter-spacing:.025em;min-height:50px;padding:17px 26px}.button.gold-bg{box-shadow:0 5px 20px #071b2612}.label{letter-spacing:.15em}.section-heading{align-items:center;margin-bottom:44px}.section-heading h2{margin-top:12px;font-size:clamp(34px,3.6vw,54px)}.section-heading>.text-link{flex-shrink:0}.premium-hero{color:#f6f1e6;isolation:isolate;background:#071b26;grid-template-columns:1.06fr 1fr;min-height:745px;display:grid;overflow:hidden}.premium-hero-copy{z-index:2;padding:76px 4% 58px 11.3%;position:relative}.premium-hero .eyebrow{letter-spacing:.2em;max-width:530px;margin-bottom:33px;font-size:9px}.premium-author{letter-spacing:.21em;color:#b3bfc1;white-space:nowrap;margin-bottom:18px;font-size:9px}.premium-hero h1{letter-spacing:-.045em;color:#ebd9b7;text-wrap:balance;max-width:650px;margin:0 0 25px;font-size:clamp(56px,6.1vw,94px);line-height:1.04}.premium-hero-statement{color:#ebece6;max-width:580px;margin-bottom:20px;font-family:Playfair Display,Georgia,serif;font-size:clamp(21px,2vw,29px);line-height:1.45}.premium-hero-intro{color:#a6b7bd;max-width:500px;margin-bottom:30px;font-size:14px;line-height:1.85}.premium-hero .actions{flex-wrap:wrap;gap:30px;margin-top:27px}.premium-hero .text-link{color:#e0e2dc;line-height:1.6}.premium-hero-facts{border-top:1px solid #d5b47729;gap:38px;max-width:510px;margin-top:42px;padding-top:24px;display:flex}.premium-hero-facts>div{flex-direction:column;gap:8px;display:flex}.premium-hero-facts strong{color:#d9b77c;font:400 30px Georgia,serif}.premium-hero-facts span{letter-spacing:.12em;text-transform:uppercase;color:#8fa4ac;font-size:9px}.premium-book-stage{background:radial-gradient(at 50% 43%,#a8894a26 0%,#31505b26 36%,#0000 70%);flex-direction:column;justify-content:center;align-items:center;padding:52px 9% 38px 4%;display:flex;position:relative}.premium-book-stage:after{content:"";filter:blur(24px);z-index:-1;background:#0008;border-radius:50%;height:90px;position:absolute;bottom:75px;left:10%;right:10%}.stage-edition{letter-spacing:.26em;color:#9aabaf;z-index:2;justify-content:space-between;width:min(100%,390px);padding-bottom:32px;font-size:8px;display:flex}.stage-edition span{color:#cfb177}.premium-cover{z-index:2;width:clamp(270px,27vw,376px);max-width:100%;transition:transform .6s cubic-bezier(.2,.7,.3,1);display:block;position:relative;transform:perspective(1700px)rotateY(-10deg)rotate(2deg);box-shadow:22px 24px 46px #0009}.premium-cover:hover{transform:perspective(1700px)rotateY(-3deg)rotate(0)}.premium-cover>img{border:1px solid #e2c58a45;width:100%;height:auto;display:block}.premium-book-edge{top:2px;bottom:2px;background:linear-gradient(90deg,#040d13,#2c3e44,#967744);border-inline-start:1px solid #cba66866;width:13px;position:absolute;inset-inline-start:-13px;transform:skewY(-16deg)}.stage-ring{pointer-events:none;z-index:-1;border:1px solid #c5a56c1c;border-radius:50%;width:580px;height:580px;position:absolute}.stage-ring-two{opacity:.6;border-style:dashed;width:700px;height:700px}.premium-cover-caption{color:#9bafb5;z-index:2;justify-content:space-between;align-items:center;gap:24px;width:min(100%,390px);margin-top:34px;font-size:10px;line-height:1.6;display:flex}.premium-cover-caption a{color:#ddc48f;border-bottom:1px solid #cba66845;padding-bottom:4px}.ticker{letter-spacing:.13em;color:#846c43;background:#ece8de;border-bottom-color:#d6cebd;padding-block:20px;font-size:9px}.editorial-front{padding-bottom:40px}.editorial-front-grid{grid-template-columns:1.22fr 1fr;gap:52px;display:grid}.editorial-photo{aspect-ratio:1.62;background:#d9dbd5;overflow:hidden}.editorial-photo img{object-fit:cover;width:100%;height:100%;transition:transform .65s}.editorial-lead:hover .editorial-photo img{transform:scale(1.035)}.editorial-lead-copy{padding-top:26px}.editorial-lead h3{letter-spacing:-.025em;text-wrap:balance;margin:12px 0 18px;font-size:clamp(29px,3.2vw,46px);line-height:1.18}.editorial-lead p{color:var(--muted);max-width:610px;font-size:14px}.editorial-read{text-transform:uppercase;letter-spacing:.12em;color:#7e6233;border-bottom:1px solid #b9a985;padding-bottom:7px;font-size:10px;display:inline-block}.editorial-side{border-inline-start:1px solid var(--line);padding-inline-start:35px}.editorial-side-label{border-bottom:1px solid var(--line);padding-bottom:14px}.editorial-side-story{border-bottom:1px solid var(--line);grid-template-columns:120px minmax(0,1fr);align-items:start;gap:23px;padding:26px 0;display:grid}.editorial-side-story>img{object-fit:cover;width:120px;height:135px}.editorial-side-story h3{margin:7px 0 18px;font-size:clamp(21px,2vw,29px);line-height:1.3}.editorial-side-story .label{font-size:8px}.editorial-book-note{background:#ede8db;border-inline-start:2px solid #b6955f;margin-top:25px;padding:25px;display:block}.editorial-book-note h3{margin:12px 0 16px;font-size:24px;line-height:1.35}.editorial-bottom{border-block:1px solid var(--line);grid-template-columns:repeat(3,minmax(0,1fr));margin-top:45px;display:grid}.editorial-bottom>a{align-items:start;gap:18px;padding:28px 22px;display:flex}.editorial-bottom>a:first-child{padding-inline-start:0}.editorial-bottom>a+a{border-inline-start:1px solid var(--line)}.editorial-index{color:#bca77d;margin-top:4px;font:28px/1 Georgia}.editorial-bottom h3{margin:8px 0 0;font-size:21px;line-height:1.35}.editorial-bottom .label{font-size:8px}.editorial-bottom>a>span:last-child{color:#a48a58;margin-inline-start:auto}.topic-home{padding-top:28px;padding-bottom:36px}.topic-home .topic-directory{border:0;margin-top:0;padding-top:0}.topic-home .topic-directory-grid>a{background:0 0;border-color:#d9d2c4}.reading-paths{border-top:1px solid var(--line)}.quote{background:#e9e4d8;padding:78px 13%;position:relative}.quote blockquote{max-width:1050px;margin-inline:auto;font-size:clamp(29px,3.4vw,49px);line-height:1.4}.quote-mark{color:#b69964}.course-teaser{gap:75px}.course-teaser>div:first-child h2{font-size:clamp(36px,3.8vw,55px)}.lesson-row{padding-block:23px}.lesson-row h3{font-size:23px}.book-journey{background:#efebe1;border-top:1px solid #ded5c3}.book-journey>h2{max-width:920px}.book-feature{background:radial-gradient(at 20%,#31484c,#071b26 65%);gap:80px;padding:80px 12%}.book-feature h2{color:#e2c790;font-size:clamp(42px,5vw,72px)}.book-feature>div{max-width:620px}.book-feature p{color:#aebdc0}.faq{padding-block:80px}.faq details{border-bottom:1px solid var(--line)}footer{background:#05131b}.footer-top{padding-bottom:46px}.footer-top>p{max-width:440px;font-family:Georgia,serif;font-size:21px;line-height:1.5}.book-detail-page .book-page{isolation:isolate;background:radial-gradient(at 20% 44%,#b79b6020,#0000 43%),linear-gradient(120deg,#0b2633,#06151e 75%);grid-template-columns:.9fr 1.2fr;align-items:center;gap:9%;padding:70px 9% 65px;position:relative}.book-detail-page .cover-gallery{max-width:355px;position:relative}.book-detail-page .cover-gallery>a{transition:transform .5s;transform:perspective(1500px)rotateY(-8deg)}.book-detail-page .cover-gallery>a:hover{transform:perspective(1500px)rotateY(0)}.book-detail-page .cover-gallery>a>img{border:1px solid #cba66855;box-shadow:24px 30px 50px #0008}.book-detail-page .book-page h1{color:#e9d4af;letter-spacing:-.035em;text-wrap:balance;margin-top:20px;font-size:clamp(50px,5.4vw,78px);line-height:1.08}.book-detail-page .book-page>div>p:first-of-type{color:#e5e8e3;font-size:19px;line-height:1.65}.book-detail-page .book-subtitle{color:#9db0b8;font-size:13px;line-height:1.8}.book-detail-page .buy{border-top:1px solid #ffffff18;margin-top:25px;padding-top:24px}.book-detail-page .buy button{color:#a8b1b1;background:#ffffff05;border:1px solid #7d8c9055;min-height:52px}.book-detail-page .buy>p{color:#83979f;max-width:520px;font-size:10px;line-height:1.7}.book-detail-page .book-facts{gap:48px;margin-top:28px;font-size:31px}.book-detail-page .cover-switch{gap:12px;margin-top:25px}.book-detail-page .cover-switch button{justify-content:center;min-width:110px;padding:10px 15px}.book-detail-page .cover-gallery>.edition{text-align:center;color:#a8b6b8;margin-top:20px;font-size:10px}.book-section-nav{letter-spacing:.04em;background:#ebe6d9;justify-content:center;gap:45px;padding-block:24px;font-size:11px}.book-explanation{gap:80px;padding-top:90px;padding-bottom:65px}.book-explanation h2{font-size:clamp(35px,3.8vw,54px)}.outcomes{background:#ece7da;border-top:2px solid #baa06d;padding:30px 34px}.outcomes h3{font-size:29px}.outcomes p{border-bottom:1px solid #d6cebc;padding-bottom:16px;font-size:14px;line-height:1.7}.outcomes p:last-child{border-bottom:0;margin-bottom:0}.book-fit-grid{border-top:1px solid var(--line);border-inline-start:1px solid var(--line);gap:0}.book-fit-grid article{border:0;border-inline-end:1px solid var(--line);border-bottom:1px solid var(--line);background:#f9f7f1;padding:35px}.book-fit-grid h3{max-width:480px;font-size:30px}.book-fit-scope{margin-block:45px}.book-fit-next{gap:60px;padding:38px 42px}.manuscript-samples{background:#eee9dd;border-block:1px solid #d8ceba;max-width:none;padding-inline:max(6%,50vw - 650px)}.sample-heading{max-width:850px;margin-bottom:50px}.sample-heading h2{font-size:clamp(38px,4.2vw,60px)}.sample-heading .lead{color:#677174;font-size:17px}.sample-reader-grid{grid-template-columns:215px minmax(0,1fr);gap:60px}.sample-index-links a{border-color:#ccc2ae;padding-block:19px}.sample-text{background:#fcfaf4;border:1px solid #e0d7c3;max-width:850px;padding:52px 54px;box-shadow:0 10px 40px #443b2210}.manuscript-passage h3{font-size:clamp(29px,3vw,40px);line-height:1.2}.manuscript-passage blockquote p{color:#34404a;font-size:19px;line-height:1.95}.manuscript-passage .label{font-size:9px}.sample-next{background:#f2ede0;border-color:#e4dac3;padding:26px}.sample-next h3{font-size:28px}.sample-next .button{font-size:11px;line-height:1.6}.sample-next .text-link{font-size:11px}.chapter-section>h2{font-size:clamp(38px,4vw,57px)}.chapter-list details{border-color:#ddd5c6}.chapter-list summary{padding-block:28px}.chapter-list ol{background:#eeeade;padding-block:20px}.chapter-list li{padding-block:14px}.author-visual{background:radial-gradient(at 65% 45%,#253e44 0%,#102b36 48%,#071b26 100%)}html[lang=ar] .premium-hero h1,html[lang=zh] .premium-hero h1{letter-spacing:0;line-height:1.3}html[lang=ar] .premium-hero-statement,html[lang=zh] .premium-hero-statement{line-height:1.65}html[lang=ar] .premium-hero-copy{padding-inline:11.3% 4%}html[lang=ar] .premium-book-stage{padding-inline:4% 9%}html[lang=zh] .editorial-lead h3,html[lang=ar] .editorial-lead h3{letter-spacing:0;line-height:1.5}@media (min-width:1700px){.premium-hero{padding-inline:calc(50vw - 800px)}.premium-hero-copy{padding-inline-start:6%}}@media (max-width:1100px){.premium-hero{grid-template-columns:1.05fr 1fr;min-height:690px}.premium-hero-copy{padding-top:55px;padding-inline-start:10%}.premium-hero h1{font-size:65px}.premium-cover{width:290px}.premium-hero-facts{gap:28px}.editorial-front-grid{gap:30px}.editorial-side{padding-inline-start:25px}.editorial-side-story{grid-template-columns:90px 1fr;gap:17px}.editorial-side-story>img{width:90px;height:115px}.editorial-side-story h3{font-size:23px}.sample-text{padding:38px 35px}.sample-reader-grid{gap:35px}.book-detail-page .book-page{gap:7%;padding-inline:7%}.book-detail-page .cover-gallery{max-width:310px}}@media (max-width:800px){.section{padding-block:58px}.premium-hero{grid-template-columns:1fr;min-height:0}.premium-hero-copy{padding:45px 7% 15px}.premium-hero .eyebrow{margin-bottom:24px}.premium-author{font-size:8px}.premium-hero h1{max-width:650px;font-size:clamp(50px,9.7vw,76px)}.premium-hero-statement{max-width:600px;font-size:25px}.premium-hero-intro{max-width:600px;font-size:14px}.premium-hero-facts{justify-content:flex-start;gap:50px;max-width:none;margin-top:30px;padding-top:20px}.premium-book-stage{min-height:535px;padding:35px 7%}.premium-cover{width:285px}.stage-edition{width:340px;padding-bottom:23px}.premium-cover-caption{width:340px;margin-top:25px}.stage-ring{width:430px;height:430px}.stage-ring-two{width:560px;height:560px}.editorial-front-grid{grid-template-columns:1fr;gap:32px}.editorial-side{border-inline-start:0;grid-template-columns:1fr 1fr;gap:0 25px;padding-inline-start:0;display:grid}.editorial-side-label{grid-column:1/-1}.editorial-side-story{grid-template-columns:100px 1fr}.editorial-side-story>img{width:100px;height:125px}.editorial-side-story h3{font-size:22px}.editorial-book-note{grid-column:1/-1;margin-top:24px}.editorial-bottom{grid-template-columns:1fr;margin-top:30px}.editorial-bottom>a,.editorial-bottom>a:first-child{padding:23px 0}.editorial-bottom>a+a{border-inline-start:0;border-top:1px solid var(--line)}.editorial-bottom h3{font-size:24px}.topic-home{padding-top:24px;padding-bottom:30px}.book-detail-page .book-page{grid-template-columns:1fr;gap:45px;padding:45px 7% 48px}.book-detail-page .cover-gallery{max-width:295px}.book-detail-page .book-page h1{font-size:clamp(49px,8vw,70px)}.book-detail-page .book-page>div>p:first-of-type{font-size:18px}.book-detail-page .book-facts{gap:45px}.book-explanation{grid-template-columns:1fr;gap:30px}.book-explanation h2{font-size:40px}.book-section-nav{flex-wrap:wrap;justify-content:flex-start;gap:22px;padding:20px 7%;font-size:11px;display:flex}.book-fit-next{gap:28px;padding:28px}.sample-reader-grid{grid-template-columns:1fr;gap:27px}.sample-text{max-width:none;padding:35px 32px}.sample-index img{display:none}.sample-index-inner{position:static}.sample-index-links{grid-template-columns:1fr 1fr;gap:0 26px;display:grid}.sample-index-inner>.text-link{display:none}.sample-heading{margin-bottom:25px}.sample-next .actions{flex-wrap:wrap;display:flex}.quote{padding:56px 8%}.book-feature{gap:45px;padding:55px 7%}.book-feature .book-object{width:165px}.course-teaser{gap:30px}html[lang=ar] .premium-hero-copy{padding:45px 7% 15px}html[lang=ar] .premium-book-stage{padding:35px 7%}.faq{padding-block:55px}}@media (max-width:520px){.premium-hero h1{font-size:clamp(48px,12.4vw,64px)}.premium-hero-statement{font-size:23px}.premium-hero .actions{gap:22px}.premium-hero-facts{gap:34px}.premium-hero-facts span{letter-spacing:.06em;font-size:8px}.premium-hero-facts strong{font-size:28px}.premium-book-stage{min-height:0;padding-top:30px}.premium-cover{width:255px}.premium-cover-caption,.stage-edition{width:290px;max-width:100%}.stage-edition{font-size:7px}.premium-cover-caption{font-size:9px}.editorial-side{grid-template-columns:1fr}.editorial-side-story{grid-template-columns:100px 1fr;gap:22px}.editorial-side-story h3{font-size:24px}.editorial-lead h3{font-size:34px}.editorial-photo{aspect-ratio:1.4}.editorial-bottom h3{font-size:23px}.sample-text{padding:29px 23px}.sample-reader-grid{gap:20px}.sample-index-links{grid-template-columns:1fr}.manuscript-passage blockquote p{font-size:18px;line-height:1.85}.sample-next{padding:23px 20px}.sample-next .actions{display:grid}.sample-next h3{font-size:26px}.book-fit-grid article{padding:28px 24px}.book-fit-grid h3{font-size:28px}.outcomes{padding:27px}.book-feature{flex-direction:column;align-items:flex-start;gap:28px}.book-feature .book-object{width:180px}.book-feature h2{font-size:45px}.book-feature p{font-size:14px}.book-detail-page .book-facts{gap:32px}.book-detail-page .book-page h1{font-size:52px}.section-heading h2{font-size:38px}.section-heading>.text-link{margin-top:20px;display:inline-block}.sample-heading h2{font-size:39px}}@media (prefers-reduced-motion:reduce){.premium-cover,.editorial-photo img{transition:none}.premium-cover:hover{transform:perspective(1700px)rotateY(-10deg)rotate(2deg)}}.article-page .article-heading{background:var(--paper);color:var(--ink);border-top:1px solid #e1dcd0;max-width:1480px;margin:auto;padding:60px 8% 43px}.article-page .article-heading>a:first-child{text-transform:uppercase;letter-spacing:.1em;color:#7d786b;margin-bottom:29px;font-size:10px}.article-page .article-heading>a.label{color:#987a48;margin-bottom:0;font-size:9px;display:block}.article-page .article-heading h1{letter-spacing:-.035em;text-wrap:balance;max-width:1180px;margin:19px 0 25px;font-size:clamp(40px,4.9vw,72px);line-height:1.13}.article-page .article-heading>p{color:#69767c;max-width:920px;font-family:Georgia,serif;font-size:20px;line-height:1.65}.article-page .byline{color:#7b776d;letter-spacing:.07em;padding-top:10px;font-size:9px;line-height:1.9}.article-page .article-actions{border-top:1px solid #ddd6c8;gap:22px;margin-top:22px;padding-top:18px}.article-page .article-actions button,.article-page .article-actions>a{color:#6e654f;letter-spacing:.04em;font-size:10px}.article-wide-hero{width:88%;max-width:1330px;margin:0 auto;padding:0}.article-wide-hero>div{aspect-ratio:2.15;background:#d8dad3;overflow:hidden}.article-wide-hero img{object-fit:cover;width:100%;height:100%;display:block}.article-wide-hero figcaption{color:#8a8c82;letter-spacing:.04em;text-align:end;padding-top:12px;font-size:9px}.article-page .reading-layout{grid-template-columns:minmax(0,780px) 285px;align-items:start;gap:70px;max-width:1380px;padding-top:52px}.article-page .prose{min-width:0;font-size:18px;line-height:1.95}.article-page .prose>p,.article-page .journal-article-section>p{color:#35454f;font-size:18px;line-height:1.95}.article-page .prose>h2,.article-page .journal-article-section>h2{letter-spacing:-.02em;margin-top:45px;margin-bottom:22px;scroll-margin-top:30px;font-size:clamp(29px,3vw,40px);line-height:1.25}.article-page .journal-article-section:first-child h2{margin-top:0}.article-page .prose>p:first-child{color:#273d49;font-size:21px;line-height:1.8}.article-page .journal-article-section{margin-bottom:40px}.article-page .module-case{background:#ece8dd;border-inline-start:2px solid #b1945d;margin:42px 0;padding:32px 36px}.article-page .module-case p{font-size:17px;line-height:1.9}.article-page .exercise{border:1px solid #ddd5c3;background:#f0eee5;border-top:2px solid #ab8d54;margin:42px 0;padding:31px 35px}.article-page .exercise p{font-size:18px;line-height:1.85}.journal-takeaway{color:#f3eee2;background:#0c2835;border:0;margin:42px 0;padding:34px 37px}.journal-takeaway .label{color:#d2b67c}.journal-takeaway p{color:#e7e9e3;margin:16px 0 0;font-family:Georgia,serif;font-size:23px;line-height:1.65}.article-page .module-book-links{background:#f0eadc;border-top:1px solid #c8b88f;border-bottom:1px solid #c8b88f;padding:30px}.article-page .module-book-links>a{gap:17px;padding-block:17px;font-size:14px;line-height:1.6}.article-page .module-book-links>p{color:#7f786a;font-size:11px;line-height:1.8}.article-page .journal-lesson-cta{background:#eceae3;border-inline-start:2px solid #a68b57;padding:30px}.article-page .journal-lesson-cta h3{font-size:29px}.article-page .article-sample-link{background:#f2eee2;margin-block:40px;padding:30px 34px}.article-page .article-sample-link h3{font-size:31px;line-height:1.3}.article-page .sidebar-widget{background:#faf8f2;border:1px solid #ded7c8;margin-bottom:24px;padding:25px}.article-page .sidebar-book{text-align:center;background:#0b2532;border-color:#18323e;padding:31px 27px}.article-page .sidebar-book h3{color:#e8d2a8;font-size:28px}.article-page .sidebar-book p{color:#9db1b9}.article-page .sidebar-book .label{color:#b99c66}.article-page .reading-layout .sidebar-book img{width:145px;margin-bottom:27px;box-shadow:12px 17px 27px #0006}.article-page .sidebar-book .button{margin-top:10px;font-size:11px}.article-page .toc-widget a{border-color:#e2dbcd;padding-block:14px;font-size:11px;line-height:1.65}.article-page .sidebar-related{border-color:#e2dbcd;gap:13px;padding-block:15px}.article-page .sidebar-related img{object-fit:cover;width:68px;height:58px}.article-page .sidebar-related span{font-size:12px;line-height:1.6}.article-page .lesson-widget{background:#ece6d7}.article-page .lesson-widget h3{font-size:24px}.article-page .sidebar-sticky{max-height:calc(100vh - 48px);padding-inline:0 6px;top:24px}.mobile-book-ribbon{display:none}.journal-page .page-heading{background:radial-gradient(at 75% 40%,#34525a44,#0000 55%),#071b26;padding:65px 8%}.journal-page .page-heading h1{font-size:clamp(46px,5.5vw,78px)}.journal-page .journal{padding-top:50px}.journal-page .articles{gap:48px 30px}.journal-page .art-image{aspect-ratio:1.55;height:auto;overflow:hidden}.journal-page .art-image img{object-fit:cover;width:100%;height:100%;transition:transform .6s}.journal-page .article:hover .art-image img{transform:scale(1.035)}.journal-page .article-copy{padding-top:24px}.journal-page .article h3{margin:12px 0 17px;font-size:28px;line-height:1.25}.journal-page .article p{font-size:13px;line-height:1.8}.journal-page .read{padding-bottom:16px}.journal-page input[type=search]{color:#203a46;background:0 0;border:0;border-bottom:1px solid #c9c1ae;width:100%;padding:17px 4px;font-size:17px}.journal-page .filters{gap:10px;padding-block:24px}.journal-page .filters button{background:0 0;border:1px solid #d9d1c0;padding:11px 17px;font-size:11px}.journal-page .filters button.selected{color:#f1eadb;background:#102f3e;border-color:#102f3e}.course-page .page-heading{background:radial-gradient(at 85% 30%,#30535d66,#0000 57%),#071b26;padding:60px 9%}.course-page .page-heading h1{text-wrap:balance;max-width:1060px;font-size:clamp(43px,4.6vw,67px);line-height:1.16}.course-page .page-heading>p{color:#acbdc3;max-width:850px;font-size:17px;line-height:1.85}.course-page .progress-label{letter-spacing:.08em;color:#c5ab7b;margin-top:30px;font-size:10px}.course-page .progress{background:#ffffff16;max-width:520px;height:3px;margin-top:13px}.course-page .progress>span{background:#cbb07c}.course-page .course-layout{grid-template-columns:300px minmax(0,800px);align-items:start;gap:65px;max-width:1400px;padding-top:58px}.course-rail{min-width:0;height:100%}.course-rail-inner{position:sticky;top:25px}.course-rail-title{background:#e9e4d7;border-top:2px solid #b99b64;padding:24px 24px 18px}.course-rail-title>span{color:#8a7e66;margin-top:10px;font-size:10px;display:block}.course-rail-list{background:#f0ece1;border:1px solid #e3dbca;border-top:0;padding-inline:22px}.course-rail .lesson-row{border-color:#d9cfba;align-items:flex-start;gap:13px;padding-block:21px}.course-rail .lesson-row>span{color:#a68a55;min-width:20px;margin-top:4px;font-size:10px}.course-rail .lesson-row h3{margin:0;font-size:18px;line-height:1.4}.course-rail .lesson-row>b{color:#b19c71;margin-top:4px;font-size:12px}.course-rail .lesson-row.current h3{color:#9c793a}.course-rail .lesson-row.current{background:0 0;border-inline-start:0}.course-rail .lesson-row.current>span{color:#1d4354}.course-rail .lesson-row .lesson-completed{color:#47704c}.course-rail-book{color:#e7dfcd;background:#102c39;grid-template-columns:70px minmax(0,1fr);gap:17px;margin-top:25px;padding:24px 20px;display:grid}.course-rail-book img{width:70px;height:auto;box-shadow:6px 10px 17px #0005}.course-rail-book h3{margin:9px 0 13px;font-size:20px;line-height:1.3}.course-rail-book .label{color:#c5a66b;letter-spacing:.1em;font-size:8px}.course-rail-book div>span{color:#c8ac77;font-size:10px}.course-page .prose{font-size:17px;line-height:1.9}.course-page .prose>h2{font-size:35px;line-height:1.3}.course-page .module-objective{border:0;background:#eae4d5;border-top:2px solid #b69a65;margin-top:30px;padding:30px 34px}.course-page .module-objective p{color:#304753;font:23px/1.65 Georgia,serif}.course-page .module-depth section{margin-block:42px}.course-page .module-depth h2{margin-bottom:24px;font-size:34px;line-height:1.3}.course-page .module-model>div{border-color:#ded5c2;gap:22px;padding-block:24px}.course-page .module-model>div>span{color:#b59a66;font:29px Georgia}.course-page .module-model h3{margin-bottom:12px;font-size:26px}.course-page .module-model p{font-size:17px;line-height:1.9}.course-page .module-case{background:#e9e7df;border-inline-start:2px solid #b29965;padding:30px 34px}.course-page .module-case p{font-size:17px;line-height:1.9}.course-page .module-protocol li{padding-block:15px;line-height:1.9}.course-page .module-output{color:#dce6e7;background:#0c2937;padding:28px 32px}.course-page .module-output .label{color:#d0b17c}.course-page .module-output p{color:#e1e7e3;margin:14px 0 0;font-size:19px;line-height:1.8}.course-page .module-recap{background:#f8f5eb;border:1px solid #dcd2be;padding:30px 34px}.course-page .module-recap h3{font-size:28px}.course-page .module-recap li{padding-block:7px;font-size:16px;line-height:1.8}.course-page .module-book-links{background:#eae4d6;border-top:1px solid #c5b58e;border-bottom:1px solid #c5b58e;padding:28px 31px}.course-page .module-book-links a{padding-block:18px;font-size:14px;line-height:1.65}.course-page .module-book-links p{color:#7f7664;font-size:11px;line-height:1.8}.course-page .exercise{background:#eae5d9;border:1px solid #d8caae;border-top:2px solid #b6985c;margin-block:45px;padding:30px 34px}.course-page textarea{background:#fcfaf3;border:1px solid #cfc4ad;min-height:150px;padding:18px;font-size:15px;line-height:1.75}.course-page .exercise small{color:#8a7f69;font-size:10px}.course-page .scenario{background:#edeae1;border-inline-start:2px solid #9aafac;padding:30px}.course-page .quiz{background:#fcfaf4;border:1px solid #cbb88d;margin:45px 0;padding:28px 30px}.course-page .quiz legend{color:#223d4a;padding-inline:13px;font-size:26px}.course-page .quiz label{background:#f8f5ec;border-color:#ded6c5;padding:18px;font-size:14px;line-height:1.8}.course-page .quiz label:hover{border-color:#b49a67}.course-page .quiz label.chosen{background:#eae1ce;border-color:#a88a51}.course-page .quiz .button{margin-top:20px}.course-page .quiz-result{padding:25px;font-size:14px}.course-page .course-syllabus{border-inline-start:1px solid #ddd3bd;border-top:1px solid #ddd3bd;gap:0}.course-page .course-syllabus>a{border:0;border-inline-end:1px solid #ddd3bd;background:#faf7ef;border-bottom:1px solid #ddd3bd;padding:30px}.course-page .course-syllabus h3{font-size:26px;line-height:1.35}.course-page .course-syllabus p{font-size:14px;line-height:1.8}.course-page .course-notebook{background:#ede7da;border-top:1px solid #d2c6ad}.course-page .personal-action-plan{background:#faf7ee;border-color:#d8caae;padding:32px}.course-page .course-finish{gap:70px;padding-top:70px;padding-bottom:70px}.course-page .course-finish img{width:240px;box-shadow:18px 22px 36px #0003}.course-page .course-finish h2{font-size:clamp(37px,4vw,56px)}@media (max-width:1100px){header{flex-wrap:wrap;gap:18px}header .menu-button{color:var(--gold);background:0 0;border:0;margin-inline-start:auto;font-size:23px;display:block}header nav{flex-wrap:wrap;order:4;width:100%;padding-block:15px;display:none}header nav.open{display:flex}.article-page .reading-layout{grid-template-columns:minmax(0,1fr) 260px;gap:35px}.article-page .article-heading{padding-inline:6%}.course-page .course-layout{grid-template-columns:260px minmax(0,1fr);gap:35px}.course-rail .lesson-row h3{font-size:17px}.course-rail-book{grid-template-columns:55px 1fr;gap:13px;padding:20px 16px}.course-rail-book img{width:55px}.course-rail-book h3{font-size:19px}}@media (max-width:850px){.article-page .article-heading{padding-top:40px;padding-bottom:30px}.article-page .article-heading h1{letter-spacing:-.025em;font-size:clamp(36px,6vw,53px);line-height:1.2}.article-page .article-heading>p{font-size:18px;line-height:1.7}.article-wide-hero{width:88%}.article-wide-hero>div{aspect-ratio:1.65}.article-page .reading-layout{grid-template-columns:1fr;gap:45px;padding-top:35px}.article-page .prose{max-width:760px}.article-page .sidebar-sticky{grid-template-columns:1fr 1fr;gap:22px;max-height:none;padding:0;display:grid;position:static;overflow:visible}.article-page .sidebar-widget{margin:0}.article-page .sidebar-book{display:none}.article-page .toc-widget{grid-column:1/-1}.article-page .mobile-book-ribbon{color:#eae2ce;background:#0c2936;border:0;grid-template-columns:80px minmax(0,1fr);align-items:center;gap:24px;margin:40px 0;padding:27px 30px;display:grid}.mobile-book-ribbon img{width:80px;height:auto;display:block;box-shadow:8px 12px 20px #0006}.mobile-book-ribbon .label{color:#b8a273;letter-spacing:.08em;font-size:8px;line-height:1.7}.mobile-book-ribbon h3{color:#e9d7b5;margin:10px 0 15px;font-size:27px;line-height:1.25}.mobile-book-ribbon div>a{color:#d6b97b;font-family:Arial,sans-serif;font-size:11px;line-height:1.6}.article-page .prose>p,.article-page .journal-article-section>p{font-size:17px;line-height:1.95}.article-page .prose>p:first-child{font-size:20px}.course-page .page-heading{padding:43px 6%}.course-page .page-heading h1{font-size:clamp(37px,6vw,51px)}.course-page .page-heading>p{font-size:16px}.course-page .course-layout{grid-template-columns:1fr;gap:45px;padding-top:35px}.course-page .course-layout>.prose{order:1;min-width:0}.course-page .course-rail{order:2;height:auto}.course-rail-inner{position:static}.course-rail-list{grid-template-columns:1fr 1fr;gap:0 25px;display:grid}.course-rail-book{grid-template-columns:75px 1fr;max-width:500px;padding:25px}.course-rail-book img{width:75px}.course-rail-book h3{font-size:24px}.course-page .module-objective p{font-size:22px}.course-page .module-depth h2{font-size:31px}.course-page .course-finish{gap:35px}.course-page .course-finish img{width:190px}.journal-page .article h3{font-size:25px}.journal-page .articles{gap:38px 25px}}@media (max-width:520px){.article-wide-hero{width:100%}.article-wide-hero>div{aspect-ratio:1.35}.article-wide-hero figcaption{padding-inline:6%;font-size:8px}.article-page .article-heading h1{font-size:36px;line-height:1.18}.article-page .article-heading>p{font-size:18px}.article-page .byline{font-size:8px}.article-page .article-actions{flex-wrap:wrap;gap:17px}.article-page .reading-layout{padding-top:30px}.article-page .prose>h2,.article-page .journal-article-section>h2{margin-top:36px;font-size:29px}.article-page .module-case,.article-page .exercise,.article-page .journal-lesson-cta{padding:25px}.article-page .journal-takeaway{padding:28px 25px}.journal-takeaway p{font-size:22px}.article-page .module-book-links{padding:24px}.article-page .article-sample-link{padding:27px 24px}.article-page .article-sample-link h3{font-size:28px}.article-page .sidebar-sticky{grid-template-columns:1fr}.article-page .mobile-book-ribbon{grid-template-columns:65px 1fr;gap:20px;padding:25px 22px}.mobile-book-ribbon img{width:65px}.mobile-book-ribbon h3{font-size:25px}.course-page .course-layout{padding-inline:6%}.course-page .module-objective,.course-page .module-case,.course-page .module-recap,.course-page .exercise,.course-page .scenario{padding:26px 24px}.course-page .module-objective p{font-size:21px}.course-page .module-output{padding:25px}.course-page .module-model h3{font-size:24px}.course-page .quiz{padding:22px 20px}.course-page .quiz legend{padding-inline:8px;font-size:23px}.course-page .quiz label{padding:15px;font-size:13px}.course-rail-list,.course-page .course-syllabus{grid-template-columns:1fr}.course-page .course-syllabus>a{padding:26px}.journal-page .articles{grid-template-columns:1fr}.journal-page .art-image{aspect-ratio:1.6}.journal-page .article h3{font-size:30px}.journal-page .page-heading h1{font-size:47px}.journal-page .article p{font-size:14px}.journal-page .filters{gap:9px}.journal-page .filters button{padding:10px 13px;font-size:10px}}html[lang=ar] .article-page .article-heading h1,html[lang=zh] .article-page .article-heading h1{letter-spacing:0;line-height:1.5}html[lang=ar] .article-page .article-heading>p,html[lang=zh] .article-page .article-heading>p,html[lang=ar] .course-page .module-objective p,html[lang=zh] .course-page .module-objective p{font-family:Arial,Tahoma,sans-serif}.foundations{border-top:1px solid #ded5c3;gap:0;padding-top:45px}.foundation{background:0 0;border:0;border-bottom:1px solid #d8cfbc;padding:40px 35px;transition:background .25s;position:relative}.foundation:hover{background:#ebe5d7}.foundation>span:first-child{color:#b69b68;font:36px Georgia,serif}.foundation h2{margin:22px 0 19px;font-size:clamp(29px,3vw,43px);line-height:1.25}.foundation p{color:#7b7c70;max-width:490px;font-size:13px;line-height:1.9}.foundation>span:last-child{color:#9c824f;margin-top:15px;font-size:23px;display:inline-block}.topic-directory{border-block:1px solid #d9d0bd;margin-block:35px;padding:30px 0}.topic-links{grid-template-columns:repeat(3,minmax(0,1fr));gap:0 30px;margin-top:18px;display:grid}.topic-links>a{border:0;background:0 0;border-bottom:1px solid #dfd6c4;justify-content:space-between;align-items:center;gap:18px;padding:19px 0;font-size:13px;line-height:1.6;display:flex}.topic-links>a>span{color:#a98d57}.topic-links>a:hover{color:#a17c38}.topic-page>h2{margin-bottom:35px;font-size:clamp(35px,4vw,53px)}.topic-page .art-image{aspect-ratio:1.6;height:auto}.topic-page .art-image img{object-fit:cover;width:100%;height:100%}.topic-page .article h3{font-size:28px;line-height:1.3}.topic-foundation-reading{background:#ece6d8;border-block:1px solid #d8cbae;grid-template-columns:1fr 1fr;gap:0;margin-top:55px;display:grid;overflow:hidden}.topic-foundation-reading>img{object-fit:cover;width:100%;height:100%;min-height:320px}.topic-foundation-reading>div{padding:40px}.topic-foundation-reading h3{margin:16px 0;font-size:34px;line-height:1.3}.topic-foundation-reading p{color:#6c777b;font-size:14px;line-height:1.8}.topic-foundation-reading div>span{color:#8b6d37;font-size:11px}.topic-next-steps{background:#6a797d;border:1px solid #193541;grid-template-columns:1fr 1fr;gap:1px;margin-top:45px;display:grid}.topic-next-steps>a{color:#ede5d5;background:#102d3b;flex-direction:column;align-items:flex-start;gap:18px;padding:35px;display:flex}.topic-next-steps span{letter-spacing:.06em;color:#c6a86e;font-size:10px}.topic-next-steps strong{font:400 29px/1.35 Georgia,serif}.topic-next-steps b{color:#c9ad77;font-size:23px}.page-breadcrumbs{background:#eee9df;border-bottom:1px solid #dfd6c5;padding-block:19px;font-size:10px}.page-breadcrumbs>span[aria-current]{color:#85785c}@media (max-width:800px){.foundations{grid-template-columns:1fr 1fr}.foundation{padding:30px 23px}.foundation h2{font-size:30px}.topic-links{grid-template-columns:1fr 1fr;gap:0 24px}.topic-foundation-reading{grid-template-columns:1fr}.topic-foundation-reading>img{aspect-ratio:1.8;height:auto;min-height:0}.topic-foundation-reading>div{padding:30px}.topic-next-steps>a{padding:28px}.topic-next-steps strong{font-size:25px}}@media (max-width:520px){.foundations,.topic-links,.topic-next-steps{grid-template-columns:1fr}.foundation{padding:30px 0}.foundation h2{font-size:33px}.topic-page .articles{grid-template-columns:1fr}.topic-foundation-reading h3{font-size:29px}.page-breadcrumbs{gap:10px;font-size:9px}.topic-directory{margin-block:28px}.topic-links>a{font-size:14px}}.faq{border-top:1px solid #ddd4c2;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);align-items:start;gap:80px;display:grid}.faq>h2{max-width:400px;font-size:clamp(34px,3.8vw,52px);line-height:1.2}.faq>div{min-width:0}.faq details{border:0;border-top:1px solid #d5cbb7;padding:0}.faq details:last-child{border-bottom:1px solid #d5cbb7}.faq summary{cursor:pointer;color:#223c49;justify-content:space-between;align-items:center;gap:25px;padding:25px 0;font-size:15px;line-height:1.65;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary>span{color:#aa8c53;text-align:center;flex:0 0 20px;font:23px Georgia;transition:transform .25s}.faq details[open] summary>span{transform:rotate(45deg)}.faq details[open] summary{color:#a07c3b}.faq details p{color:#68757b;max-width:680px;margin:0;padding:0 30px 26px 0;font-size:14px;line-height:1.95}.footer-top{grid-template-columns:1fr 1.1fr auto;align-items:center;gap:45px;padding-top:58px;padding-bottom:50px;display:grid}.footer-top .brand{align-self:start;gap:14px;font-size:21px}.footer-top>p{color:#a5b5ba;max-width:480px;margin:0;font:23px/1.65 Georgia,serif}.footer-top .button{white-space:normal;text-align:center;align-self:start;max-width:220px;font-size:11px;line-height:1.7}.footer-bottom{letter-spacing:.08em;border-top:1px solid #ffffff18;align-items:center;gap:25px;padding-top:28px;padding-bottom:35px;font-size:8px;line-height:1.9}.footer-bottom>span:nth-child(2){color:#a58f66}.footer-bottom>div{flex-wrap:wrap;gap:9px;display:flex}.footer-bottom>div>a{color:#aab8bb;text-align:center;border:1px solid #fff2;min-width:31px;padding:7px 9px}.footer-bottom>div>a:hover{color:#dfc28b;border-color:#c4a46b}.author-feature-copy .author-external{border-bottom:1px solid #cbb88e;padding-bottom:7px}.button:disabled,.buy button:disabled{cursor:not-allowed;box-shadow:none;transform:none}.text-link{line-height:1.6}:is(.filters button:focus-visible,.cover-switch button:focus-visible){outline-offset:4px;outline:2px solid #b38e4c}details summary:focus-visible{outline-offset:6px;outline:2px solid #b38e4c}.article,.foundation,.topic-links>a{-webkit-tap-highlight-color:#cba66825}html{scroll-padding-top:25px}section[id],article[id],.book-fit,.manuscript-samples,#book-purchase{scroll-margin-top:30px}@media (max-width:1000px){.footer-top{grid-template-columns:1fr 1fr;gap:35px}.footer-top>.button{grid-column:2}.footer-top>p{font-size:21px}.faq{grid-template-columns:.7fr 1.3fr;gap:45px}}@media (max-width:700px){.faq{grid-template-columns:1fr;gap:22px}.faq>h2{max-width:none;font-size:37px}.faq summary{padding-block:22px;font-size:14px}.faq details p{padding-inline-end:15px;padding-bottom:23px;font-size:13px}.footer-top{grid-template-columns:1fr;gap:29px;padding-block:45px}.footer-top>.button{grid-column:auto;justify-self:start;max-width:none}.footer-top>p{max-width:540px;font-size:22px}.footer-top .brand{font-size:20px}.footer-bottom{align-items:flex-start;gap:18px}.footer-bottom>span{overflow-wrap:anywhere;max-width:100%}.footer-bottom>div{gap:10px}.footer-bottom>div>a{padding:9px 11px}.author-feature-actions>.button{white-space:normal;text-align:center;max-width:100%;line-height:1.7}.book-section-nav a{line-height:1.8}.sample-next .actions{align-items:flex-start}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.faq summary>span{transition:none}}.editorial-front .section-heading{gap:24px}.editorial-front .section-heading>div{flex:1;min-width:0}.editorial-front .section-heading h2{text-wrap:initial;max-width:none}@media (min-width:1000px){.editorial-front .section-heading h2{white-space:nowrap;letter-spacing:-.035em;font-size:clamp(30px,3.05vw,46px)}.editorial-front .section-heading>.text-link{font-size:10px}}.kit-teaser{background:#f3eee4;border-block:1px solid #d9c9a3;padding-block:42px}.kit-teaser h2{max-width:900px}.kit-teaser p{max-width:700px}.kit-toolbar{flex-wrap:wrap;align-items:center;gap:14px;margin-block:20px;display:flex}.money-kit button,.money-kit select{color:#fff;cursor:pointer;background:#122338;border:1px solid #b99b5d;border-radius:4px;padding:11px 16px}.kit-grid{grid-template-columns:1fr 1fr;gap:24px;display:grid}.kit-card{background:#fff;border:1px solid #ded7c9;min-width:0;margin-block:20px;padding:28px}.kit-card h2{font-size:28px}.kit-card h3{margin-block:18px 8px;font-size:19px}.kit-card label{flex-direction:column;gap:7px;margin-block:12px;font-size:14px;display:flex}.kit-card input,.kit-card textarea{box-sizing:border-box;color:#122338;width:100%;min-width:0;font:inherit;background:#faf9f5;border:1px solid #bcb8ae;padding:12px}.kit-card textarea{min-height:100px}.kit-row{border-block-end:1px solid #ded7c9;grid-template-columns:repeat(4,minmax(0,1fr)) auto;align-items:end;gap:12px;padding-block:15px;display:grid}.kit-row button{margin-block-end:12px}.kit-row-note{grid-column:1/-1}.kit-balance{color:#fff;background:#122338;flex-direction:column;gap:12px;padding:22px;display:flex}.kit-balance strong{font-size:32px}.kit-balance.negative{background:#873c32}.kit-note{opacity:.8;font-size:13px}.kit-offer{color:#fff;background:#122338}.kit-offer h2{color:#dfc58c}@media (max-width:800px){.kit-grid{grid-template-columns:1fr}.kit-row{grid-template-columns:1fr 1fr}.kit-card{padding:20px}.kit-row button{grid-column:1/-1}}@media print{header,footer,.topline,.faq,.kit-toolbar,.money-kit button,.kit-offer,.skip-link{display:none!important}.kit-grid{display:block}.kit-card{break-inside:avoid}.money-kit input,.money-kit textarea{border:0}.section{padding:10px!important}.kit-balance{color:#000;background:#fff}.page-heading{padding:15px!important}}.kit-product{background:#f7f4ed}.kit-product h2{max-width:900px;font-size:32px}.kit-product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-block:28px;display:grid}.kit-product-grid article{background:#fff;border-top:2px solid #b99b5d;padding:22px}.kit-product-grid h3{font-size:21px}.kit-previews{grid-template-columns:2fr 1fr;align-items:start;gap:24px;display:grid}.kit-previews figure{min-width:0;margin:0}.kit-previews img{border:1px solid #d6ccb9;width:100%;height:auto}.kit-previews figure:nth-child(2) img{object-fit:contain;background:#fff;max-height:480px}.kit-previews figcaption{color:#6b655b;padding:10px 0;font-size:13px}.kit-availability{border:1px solid #b99b5d;padding:18px}@media (max-width:750px){.kit-product-grid,.kit-previews{grid-template-columns:1fr}.kit-product h2{font-size:26px}}@media print{.kit-product{display:none}}.buy .apple-purchase{background:var(--gold);color:var(--deep);border:1px solid var(--gold);justify-content:center;align-items:center;min-height:52px;padding:17px 27px;font-size:13px;font-weight:600;line-height:1.6;display:inline-flex}.buy .apple-purchase:hover{background:#ddbd85;transform:translateY(-2px)}
