.bk-sec{padding:140px 48px}.bk-hero{padding:100px 48px 130px}.bk-dark{padding:140px 48px}.bk-cta{padding:180px 48px 200px}.bk-claim{padding:160px 48px 140px}.bk-hero-grid{display:grid;grid-template-columns:1fr 1fr;grid-template-areas:"cover text" "cover cta";column-gap:80px;row-gap:48px}.bk-hero-cover{grid-area:cover;align-self:center}.bk-hero-text{grid-area:text;align-self:end}.bk-hero-cta{grid-area:cta;align-self:start}.bk-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:64px}.bk-grid-3,.bk-grid-3g{display:grid;grid-template-columns:repeat(3,1fr)}.bk-grid-3g{gap:56px}.bk-grid-5{display:grid;grid-template-columns:repeat(5,1fr)}.bk-author-grid{display:grid;grid-template-columns:.8fr 1.4fr;gap:72px;align-items:start}.bk-chapter-row{grid-template-columns:60px 200px 1fr;gap:28px}.bk-chapter-row,.bk-faq-row{display:grid;align-items:baseline}.bk-faq-row{grid-template-columns:40px 1fr;gap:24px}.bk-h1{font-size:72px;line-height:.92}.bk-claim-h{font-size:52px;line-height:1.06}.bk-h2{font-size:48px;line-height:1.04}.bk-cta-h{font-size:60px;line-height:.98}.bk-h2-sm{font-size:44px;line-height:1.04}.bk-lede{font-size:22px}.bk-card-n{font-size:56px}.bk-nav-inner{display:flex;align-items:center;justify-content:space-between}.bk-nav-links{display:flex;gap:36px}.bk-cover{width:420px;height:560px;flex-shrink:0}.bk-footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px}@media (max-width:768px){.bk-sec{padding:72px 20px}.bk-hero{padding:48px 20px 64px}.bk-dark{padding:72px 20px}.bk-cta{padding:96px 20px 112px}.bk-claim{padding:72px 20px}.bk-hero-grid{grid-template-columns:1fr;grid-template-areas:unset;gap:40px}.bk-hero-cover{grid-area:unset;order:2}.bk-hero-text{grid-area:unset;order:1}.bk-hero-cta{grid-area:unset;order:3}.bk-grid-2{gap:40px}.bk-grid-2,.bk-grid-3,.bk-grid-3g{grid-template-columns:1fr}.bk-grid-3g{gap:40px}.bk-grid-5{grid-template-columns:1fr 1fr}.bk-author-grid{grid-template-columns:1fr;gap:36px}.bk-chapter-row{grid-template-columns:44px 1fr;grid-template-rows:auto auto;gap:6px 12px}.bk-chapter-desc{grid-column:2}.bk-faq-row{grid-template-columns:30px 1fr;gap:12px}.bk-h1{font-size:40px!important;letter-spacing:-.02em!important}.bk-claim-h{font-size:30px!important;letter-spacing:-.015em!important}.bk-h2{font-size:28px!important;letter-spacing:-.01em!important}.bk-cta-h{font-size:34px!important;letter-spacing:-.02em!important}.bk-h2-sm{font-size:26px!important}.bk-lede{font-size:18px!important}.bk-card-n{font-size:40px!important}.bk-nav-links{display:none}.bk-nav-inner{padding:14px 20px}.bk-cover{width:min(380px,88vw)!important;aspect-ratio:3/4;height:auto!important}.bk-hero-cover{display:flex;justify-content:center}.bk-footer-inner{flex-direction:column;align-items:flex-start;gap:16px}.bk-cta-drip-line{height:120px!important}.bk-cta-drip-dot{top:112px!important}.bk-cta-content{padding-top:40px!important}.bk-praise-quote{font-size:17px!important}.bk-grid-5>:nth-child(odd){border-left:none!important}}@media (min-width:769px) and (max-width:1024px){.bk-h1{font-size:54px}.bk-claim-h{font-size:40px}.bk-h2{font-size:36px}.bk-cta-h{font-size:46px}.bk-grid-5{grid-template-columns:repeat(3,1fr)}.bk-hero{padding:72px 40px 96px}.bk-sec{padding:100px 40px}.bk-hero-grid{gap:48px}}