.book-page{background:#fff}.book-breadcrumb{padding:23px 0;color:var(--muted);font-size:14px}.book-breadcrumb a{color:var(--blue)}
.book-hero{padding:18px 0 75px}.book-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:25px;align-items:stretch}.book-hero-copy{position:relative;display:flex;flex-direction:column;justify-content:center;min-height:540px;padding:55px;border-radius:30px;background:linear-gradient(135deg,var(--night),#0b396b);color:#fff;overflow:hidden}.book-hero-copy::after{content:"";position:absolute;left:-105px;bottom:-145px;width:390px;height:390px;border:68px solid rgba(255,255,255,.055);border-radius:50%}.book-type{position:relative;z-index:2;display:inline-flex;width:max-content;padding:7px 12px;border:1px solid rgba(255,255,255,.15);border-radius:999px;background:rgba(255,255,255,.08);color:#f4c66d;font-size:14px;font-weight:800}.book-hero-copy h1{position:relative;z-index:2;margin:19px 0 13px;font-size:clamp(39px,4.5vw,57px);line-height:1.42}.book-hero-copy>p{position:relative;z-index:2;max-width:650px;color:#cfdeeb;font-size:18px;line-height:2}.book-features{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:9px;margin-top:23px}.book-features span{padding:7px 11px;border:1px solid rgba(255,255,255,.15);border-radius:10px;background:rgba(255,255,255,.07);font-size:14px}
.book-summary{display:flex;flex-direction:column;padding:34px;border:1px solid var(--line);border-top:4px solid var(--gold);border-radius:30px;background:linear-gradient(180deg,#fff,#f6f9fd);box-shadow:var(--shadow)}.book-summary h2{margin-bottom:7px;color:var(--night);font-size:25px}.book-summary>p{color:var(--muted);font-size:14px}.summary-topics{display:grid;gap:9px;margin:18px 0 22px;padding:0;list-style:none}.summary-topics li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);color:#425a70;font-size:14px}.summary-topics b{color:#9aabba;font-size:13px}.summary-price{margin-top:auto}.summary-price small{display:block;color:var(--muted)}.summary-price strong{display:block;margin:2px 0 15px;color:var(--night);font-size:27px}.book-summary .btn{width:100%}
.book-strip{display:grid;grid-template-columns:1.2fr repeat(3,1fr);align-items:center;min-height:103px;border-bottom:1px solid var(--line)}.book-strip-title{font-weight:900;color:var(--night)}.book-strip-title small{display:block;color:var(--muted);font-weight:500}.book-strip-item{display:flex;align-items:center;gap:10px;padding:12px 23px;border-right:1px solid var(--line);color:#425a70;font-weight:700}.book-strip-item b{display:grid;place-items:center;flex:0 0 37px;height:37px;border-radius:11px;background:var(--sky);color:var(--blue)}
.book-section{padding:84px 0}.book-section.soft{background:var(--mist)}.book-heading{max-width:750px;margin-bottom:34px}.book-heading h2{margin:9px 0 12px;color:var(--night);font-size:clamp(30px,3.7vw,42px);line-height:1.5}.book-heading p{color:var(--muted)}.book-audience{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.book-audience-card{padding:25px;border:1px solid var(--line);border-radius:20px;background:#fff}.book-audience-card b{display:block;margin-bottom:17px;color:var(--blue);font-size:27px}.book-audience-card h3{margin-bottom:7px;color:var(--night);font-size:18px}.book-audience-card p{margin:0;color:var(--muted);font-size:14px}
.chapter-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:52px;align-items:start}.chapter-intro{position:sticky;top:108px}.chapter-intro h2{margin:9px 0 12px;color:var(--night);font-size:39px;line-height:1.55}.chapter-intro p{color:var(--muted)}.chapter-list{display:grid;gap:11px}.chapter{display:grid;grid-template-columns:52px 1fr;gap:14px;padding:20px;border:1px solid var(--line);border-radius:17px;background:#fff}.chapter-no{display:grid;place-items:center;width:48px;height:48px;border-radius:13px;background:var(--sky);color:var(--blue);font-weight:900}.chapter h3{margin:1px 0 4px;color:var(--night);font-size:18px}.chapter p{margin:0;color:var(--muted);font-size:14px}
.book-outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.book-outcome{padding:26px;border:1px solid var(--line);border-radius:20px;background:#fff}.outcome-symbol{display:grid;place-items:center;width:44px;height:44px;margin-bottom:18px;border-radius:12px;background:#eaf8f2;color:var(--green);font-weight:900}.book-outcome h3{margin-bottom:8px;color:var(--night);font-size:19px}.book-outcome p{margin:0;color:var(--muted);font-size:14px}
.author-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:52px;align-items:center}.author-photo{height:430px;border-radius:28px;overflow:hidden;background:var(--night);box-shadow:var(--shadow)}.author-photo img{width:100%;height:100%;object-fit:cover;object-position:center 18%}.author-copy h2{margin:9px 0 8px;color:var(--night);font-size:40px}.author-copy .role{color:var(--blue);font-weight:800}.author-copy p{color:var(--muted);font-size:17px}.author-note{margin-top:22px;padding:17px 20px;border-right:4px solid var(--gold);border-radius:13px;background:#fff;color:var(--night);font-weight:700}
.download-flow{display:grid;grid-template-columns:.72fr 1.28fr;gap:52px;align-items:start}.flow-copy h2{margin:9px 0 12px;color:var(--night);font-size:39px}.flow-copy p{color:var(--muted)}.flow-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.flow-step{padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff}.flow-step b{display:block;margin-bottom:14px;color:var(--blue);font-size:27px}.flow-step h3{font-size:17px;color:var(--night)}.flow-step p{margin:0;color:var(--muted);font-size:13px}
.book-buy{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start}.book-buy-copy h2{margin:9px 0 12px;color:var(--night);font-size:39px}.book-buy-copy p{color:var(--muted)}.secure-note{display:flex;gap:12px;margin-top:23px;padding:17px;border:1px solid var(--line);border-radius:15px;background:var(--mist);color:#4e6275}.secure-note b{color:var(--blue)}.book-price-card{position:sticky;top:108px;padding:31px;border:1px solid var(--line);border-top:5px solid var(--gold);border-radius:24px;background:#fff;box-shadow:var(--shadow)}.book-price-card h3{margin-bottom:6px;color:var(--night);font-size:23px}.book-price-card>p{color:var(--muted);font-size:14px}.book-current-price{margin:16px 0;color:var(--night);font-size:29px;font-weight:900}.book-price-card .btn{width:100%}.book-purchase-status{min-height:29px;margin-top:10px;color:var(--green);font-size:13px}.book-download{display:flex;align-items:center;justify-content:center;margin-top:10px;padding:10px;border:1px dashed #9db0c2;border-radius:11px;background:var(--mist);color:#748596;font-size:13px;cursor:not-allowed}.book-price-card small{display:block;margin-top:9px;color:var(--muted);font-size:12px}.book-faq{max-width:850px}.book-faq details{border-bottom:1px solid var(--line)}.book-faq summary{position:relative;padding:19px 0 19px 42px;color:var(--night);font-size:17px;font-weight:800;cursor:pointer;list-style:none}.book-faq summary::-webkit-details-marker{display:none}.book-faq summary::before{content:"+";position:absolute;left:3px;top:18px;display:grid;place-items:center;width:29px;height:29px;border-radius:8px;background:var(--sky);color:var(--blue)}.book-faq details[open] summary::before{content:"−"}.book-faq p{padding-bottom:18px;color:var(--muted)}
.book-hero-lead{margin-bottom:6px!important;color:#f4c66d!important;font-size:20px!important;font-weight:800}.hero-buy{position:relative;z-index:2;width:max-content;margin-top:22px}.product-book-cover{position:relative;width:205px;min-height:265px;margin:0 auto 28px;padding:28px 25px;border-radius:8px 20px 20px 8px;background:linear-gradient(145deg,#0b4179,var(--night));color:#fff;box-shadow:-15px 20px 32px rgba(6,23,43,.22);overflow:hidden;transform:rotate(-3deg)}.product-book-cover::after{content:"";position:absolute;left:-70px;bottom:-85px;width:210px;height:210px;border:35px solid rgba(255,255,255,.055);border-radius:50%}.product-book-cover small{display:block;color:#f4c66d;font-weight:800}.product-book-cover strong{display:block;margin-top:33px;font-size:26px;line-height:1.55}.product-book-cover span{color:#7aa8ff;font-weight:800}.product-book-cover p{position:absolute;right:25px;bottom:19px;z-index:2;margin:0;color:#c9d8e6;font-size:11px}.story-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}.story-grid h2{margin:9px 0 13px;color:var(--night);font-size:clamp(32px,4vw,45px)}.story-grid p{color:var(--muted);font-size:17px}.story-grid blockquote{margin:0;padding:31px;border:1px solid #ceddf8;border-right:5px solid var(--gold);border-radius:22px;background:linear-gradient(145deg,#f4f8ff,#fff);color:var(--night);font-size:21px;font-weight:900;line-height:2}.not-this-book{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-top:25px;padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff}.not-this-book strong{margin-left:4px;color:var(--night)}.not-this-book span{padding:5px 9px;border-radius:8px;background:var(--mist);color:#50667b;font-size:13px}.prompt-framework{display:grid;grid-template-columns:.86fr 1.14fr;gap:52px;align-items:center}.framework-copy h2{margin:9px 0 12px;color:var(--night);font-size:clamp(31px,3.8vw,42px);line-height:1.55}.framework-copy p{color:var(--muted);font-size:17px}.framework-copy .btn{margin-top:12px}.framework-parts{display:grid;grid-template-columns:repeat(2,1fr);gap:11px}.framework-parts span{display:flex;align-items:center;gap:12px;padding:16px;border:1px solid var(--line);border-radius:15px;background:#fff;color:#40576d;font-weight:800}.framework-parts span:last-child{grid-column:1/-1}.framework-parts b{display:grid;place-items:center;flex:0 0 34px;height:34px;border-radius:10px;background:var(--sky);color:var(--blue)}.application-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px}.application-grid article{padding:25px;border:1px solid var(--line);border-top:4px solid #bcd1ff;border-radius:20px;background:#fff}.application-grid article:nth-child(even){border-top-color:var(--gold)}.application-grid span,.price-label{display:inline-flex;margin-bottom:13px;padding:5px 9px;border-radius:8px;background:var(--sky);color:var(--blue);font-size:13px;font-weight:800}.application-grid h3{margin-bottom:7px;color:var(--night);font-size:20px}.application-grid p{margin:0;color:var(--muted);font-size:14px}.price-label{margin-bottom:10px}.book-price-card>p{line-height:1.9}
@media(max-width:980px){.book-hero-grid,.chapter-layout,.author-grid,.download-flow,.book-buy,.story-grid,.prompt-framework{grid-template-columns:1fr}.chapter-intro,.book-price-card{position:static}.book-strip{grid-template-columns:1fr 1fr}.book-strip-title{grid-column:1/-1;padding:18px 0 7px}.book-strip-item{border-right:0;padding:12px 0}.book-audience{grid-template-columns:repeat(2,1fr)}.author-photo{width:min(480px,100%);margin:auto}.story-grid,.prompt-framework{gap:25px}.product-book-cover{width:220px}.framework-parts{grid-template-columns:repeat(3,1fr)}.framework-parts span:last-child{grid-column:auto}}
@media(max-width:680px){.book-breadcrumb{padding-top:16px}.book-hero{padding:8px 0 50px}.book-hero-copy,.book-summary{min-height:0;padding:30px 23px;border-radius:23px}.book-hero-copy h1{font-size:34px}.book-hero-copy>p{font-size:16px}.book-hero-lead{font-size:18px!important}.hero-buy{width:100%}.book-strip{display:block;padding:13px 0}.book-strip-title{padding:8px 0}.book-strip-item{padding:8px 0}.book-section{padding:64px 0}.book-audience,.book-outcomes,.flow-steps,.application-grid{grid-template-columns:1fr}.chapter-layout,.author-grid,.download-flow,.book-buy{gap:20px}.chapter-intro h2,.author-copy h2,.flow-copy h2,.book-buy-copy h2{font-size:31px}.chapter{grid-template-columns:44px 1fr;padding:17px}.chapter-no{width:42px;height:42px}.author-photo{height:375px}.book-price-card{padding:25px}.story-grid blockquote{padding:23px;font-size:18px}.framework-parts{grid-template-columns:1fr 1fr}.framework-parts span:last-child{grid-column:1/-1}.not-this-book{align-items:flex-start;flex-direction:column}}