/* Scoped to the volume 9 product; mobile first. */
.bpr{--bpr-ink:#272b31;--bpr-teal:#343a42;--bpr-muted:#515a67;--bpr-line:#dde0e5;--bpr-warm:#eeeff1;color:#2d3239;font-size:16px;line-height:1.95;overflow-wrap:break-word;text-align:right}
.bpr *{box-sizing:border-box}.bpr h2,.bpr h3,.bpr h4,.bpr p,.bpr figure,.bpr ul,.bpr ol{margin:0;padding:0}.bpr h2{font-size:25px;line-height:1.65;color:var(--bpr-ink);font-weight:800;margin:8px 0 16px}.bpr h3{font-size:18px;line-height:1.7;color:var(--bpr-ink);font-weight:700;margin:0 0 7px}.bpr p{margin:0 0 16px}.bpr a{text-decoration:none}.bpr a:focus-visible,.bpr button:focus-visible,.bpr summary:focus-visible{outline:3px solid #626d7d;outline-offset:5px}.bpr [id]{scroll-margin-top:95px}.bpr .bpr-kicker{color:var(--bpr-teal);font-size:12px;font-weight:700;letter-spacing:.15px;margin:0 0 8px}.bpr-section{padding:32px 0;border-bottom:1px solid var(--bpr-line)}
.bpr .bpr-hero{background:linear-gradient(145deg,#25292f,#3a4049);padding:28px 20px 22px;border-radius:16px;color:#fff}.bpr .bpr-eyebrow{font-size:12px;color:#dfe2e6;line-height:1.8;margin:0 0 18px;display:flex;gap:8px;align-items:center}.bpr-dot{height:7px;width:7px;border-radius:50%;background:#a3abb6;flex-shrink:0}.bpr .bpr-hero h2{color:#fff;font-size:29px;line-height:1.6;margin:0 0 18px}.bpr .bpr-hero h2 em{font-style:normal;color:#bbc1c9}.bpr .bpr-lead{color:#f0f1f3;font-size:15px;line-height:2}.bpr .bpr-lead strong{font-weight:500}.bpr .bpr-author{font-size:13px;color:#dfe2e6}.bpr-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 0;border-top:1px solid #ffffff35;border-bottom:1px solid #ffffff35;padding:20px 0;margin-top:24px}.bpr-stats>div{text-align:center;display:grid;gap:1px}.bpr-stats strong{font-size:27px;line-height:1.5;color:#fff}.bpr-stats span{font-size:12px;color:#e5e8eb}.bpr-hero-bottom{display:flex;flex-direction:column;gap:15px;margin-top:20px;font-size:12px}.bpr .bpr-button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:48px;padding:10px 18px;border-radius:8px;font-size:14px;font-weight:700}.bpr .bpr-button-light{background:#e1e3e7;color:#272c32}.bpr .bpr-button-light:hover{background:#edeff1;color:#25292f}.bpr-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:18px 0 0}.bpr-nav a{display:flex;align-items:center;justify-content:center;min-height:44px;color:var(--bpr-ink);background:#f3f4f5;border:1px solid var(--bpr-line);border-radius:8px;font-size:13px;padding:6px}.bpr-nav a:hover{background:#e6e8eb}
.bpr-cards{display:grid;gap:12px;margin-top:22px}.bpr-card{border:1px solid var(--bpr-line);padding:20px;border-radius:12px;background:#fff;position:relative}.bpr .bpr-card p{font-size:14px;color:var(--bpr-muted);margin:0}.bpr-card-number{color:#5c6675;font-size:12px;display:block;margin-bottom:10px}.bpr .bpr-infographic{background:var(--bpr-warm);padding:26px 16px;margin-top:30px;border:0;border-radius:16px}.bpr-pyramid{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 0}.bpr-tier{display:flex;align-items:center;gap:12px;padding:16px 12px;border-radius:10px;min-height:92px;color:#fff}.bpr-tier>div{display:grid;gap:3px}.bpr-tier strong{font-size:15px;line-height:1.7}.bpr-tier div>span{font-size:11px;line-height:1.8}.bpr-tier-n{font-size:21px;color:inherit;opacity:.85;min-width:19px;text-align:center}.bpr-tier-1{width:88%;background:#272c32}.bpr-tier-2{width:92%;background:#3e4650}.bpr-tier-3{width:96%;background:#dfe1e5;color:#2b3037}.bpr-tier-4{width:100%;background:#d3d7dc;color:#353b44}.bpr .bpr-caption{font-size:12px;color:var(--bpr-muted);line-height:1.85;margin:10px 0 0}.bpr .bpr-editorial{margin:30px 0 0}.bpr-editorial img{display:block;width:100%;height:auto;border-radius:14px;aspect-ratio:1500/844;object-fit:cover}.bpr-editorial figcaption{font-size:12px;color:var(--bpr-muted);padding:12px 4px;line-height:1.9}
.bpr .bpr-roadmap{list-style:none;position:relative;margin:24px 0 0;padding:0}.bpr-roadmap:before{content:'';position:absolute;right:21px;top:24px;bottom:36px;width:2px;background:#dde0e5}.bpr-roadmap li{display:flex;position:relative;gap:16px;align-items:flex-start;margin:0;padding:0 0 22px}.bpr-roadmap li:last-child{padding:0}.bpr-step{width:44px;height:44px;display:grid;place-items:center;flex-shrink:0;background:#343a42;color:#fff;border:5px solid #fff;border-radius:50%;font-size:15px;z-index:1}.bpr-roadmap small{font-size:11px;color:#596372}.bpr .bpr-roadmap h3{font-size:17px;margin:2px 0 4px}.bpr .bpr-roadmap p{font-size:14px;color:var(--bpr-muted);margin:0}.bpr-audience-grid{display:grid;gap:18px}.bpr-audience-grid>div{padding-right:15px;border-right:3px solid #8e98a6}.bpr .bpr-audience-grid h3{font-size:17px}.bpr .bpr-audience-grid p{font-size:14px;color:var(--bpr-muted);margin:0}
.bpr .bpr-toc-group{margin:27px 0 10px;color:var(--bpr-teal);font-size:12px;font-weight:700}.bpr details{background:#fff;border:1px solid var(--bpr-line);border-radius:10px;margin:0 0 8px;overflow:hidden}.bpr details summary{display:flex;align-items:center;flex-wrap:wrap;gap:6px 10px;position:relative;cursor:pointer;padding:16px 15px 16px 42px;min-height:60px;list-style:none;font-size:14px;font-weight:700;line-height:1.9;color:var(--bpr-ink)}.bpr details summary::-webkit-details-marker{display:none}.bpr details summary>span{flex-basis:100%}.bpr details summary small{font-size:11px;font-weight:400;color:var(--bpr-muted)}.bpr details summary b{position:absolute;left:15px;top:50%;transform:translateY(-50%);font-size:21px;font-weight:400;color:var(--bpr-teal)}.bpr details[open]{border-color:#7d8898;background:#f9f9fa}.bpr details[open] summary{border-bottom:1px solid #e1e4e8}.bpr details[open] summary b{transform:translateY(-50%) rotate(45deg)}.bpr .bpr-chapter-body,.bpr .bpr-faq details>p{padding:16px;font-size:14px;line-height:2;color:var(--bpr-muted)}.bpr .bpr-chapter-body p,.bpr .bpr-faq details>p{margin:0}.bpr-note{display:flex;align-items:flex-start;gap:12px;background:#f2f3f4;border-radius:12px;padding:20px 16px;margin-top:30px}.bpr-note-icon{display:grid;place-items:center;border:1px solid #606b7b;border-radius:50%;width:25px;height:25px;flex-shrink:0;color:#4a535f;margin-top:5px}.bpr .bpr-note h3{font-size:16px}.bpr .bpr-note p{font-size:13px;line-height:2;color:#49515d;margin:0}.bpr .bpr-full-title{font-size:15px}.bpr-specs{margin:20px 0 0;display:grid;grid-template-columns:minmax(0,1fr);border:1px solid var(--bpr-line);border-radius:12px;overflow:hidden}.bpr-specs>div{padding:15px 18px;border-bottom:1px solid var(--bpr-line)}.bpr-specs>div:last-child{border-bottom:0}.bpr-specs dt{font-size:12px;color:var(--bpr-muted);font-weight:400;margin:0 0 5px}.bpr-specs dd{margin:0;font-size:15px;color:var(--bpr-ink);font-weight:700}.bpr-specs bdi{font-family:Arial,sans-serif;letter-spacing:1px;font-size:15px}.bpr-order{padding:28px 20px;margin-top:30px;border:1px solid #c7ccd3;border-radius:16px;background:#f0f2f4}.bpr .bpr-order h2{font-size:25px}.bpr .bpr-order>p{font-size:14px}.bpr-purchase{border-top:1px solid #d2d6dc;padding-top:20px}.bpr-purchase-price{display:flex;flex-direction:column;gap:5px}.bpr-purchase-price del{color:#6a6f77;font-size:15px}.bpr-purchase-price ins{text-decoration:none;font-size:25px;font-weight:800;color:var(--bpr-ink)}.bpr-purchase-price .woocommerce-Price-currencySymbol{font-size:13px}.bpr .bpr-purchase p{font-size:12px;margin:6px 0 12px;color:var(--bpr-muted)}.bpr .bpr-buy-form{margin:0}.bpr .bpr-buy-form button{width:100%;min-height:52px;padding:12px 16px;background:#343a42;border:0;border-radius:9px;color:#fff;font:inherit;font-size:15px;font-weight:700;cursor:pointer}.bpr .bpr-buy-form button:hover{background:#25292e}.bpr .bpr-backlink{display:block;text-align:center;font-size:12px;color:var(--bpr-teal);padding:18px 0 0;min-height:44px}
body.postid-101192 .product-single-content{padding:16px!important}body.postid-101192 .product-single-top-part{margin-bottom:16px}body.postid-101192 .product-image-wrapper img{border-radius:14px}body.postid-101192 .page-title{padding-top:26px;padding-bottom:24px}body.postid-101192 h1.title-page{font-size:23px;line-height:1.8}body.postid-101192 .study-mode{display:none}body.postid-101192 .sticky-add-to-cart{padding-bottom:env(safe-area-inset-bottom)}
@media(min-width:600px){.bpr .bpr-hero{padding:38px 32px 28px}.bpr .bpr-hero h2{font-size:37px}.bpr-stats{grid-template-columns:repeat(4,minmax(0,1fr))}.bpr-hero-bottom{flex-direction:row;align-items:center;justify-content:space-between}.bpr-nav{grid-template-columns:repeat(4,minmax(0,1fr))}.bpr-cards,.bpr-audience-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.bpr .bpr-infographic{padding:32px}.bpr-tier{padding:18px 25px;gap:22px}.bpr-tier strong{font-size:19px}.bpr-tier div>span{font-size:13px}.bpr-tier-1{width:65%}.bpr-tier-2{width:76%}.bpr-tier-3{width:88%}.bpr-tier-4{width:100%}.bpr-specs{grid-template-columns:repeat(2,minmax(0,1fr))}.bpr-specs .bpr-isbn{grid-column:1/-1}.bpr details summary{padding:18px 20px 18px 48px}.bpr details summary>span{flex:1}.bpr-order{padding:32px}.bpr-section{padding:42px 0}body.postid-101192 .product-single-content{padding:28px!important}body.postid-101192 h1.title-page{font-size:28px}.bpr-pyramid{max-width:600px;margin:auto}.bpr-purchase{display:flex;align-items:center;justify-content:space-between;gap:20px}.bpr .bpr-buy-form{min-width:210px}.bpr .bpr-purchase p{margin-bottom:0}}
body.postid-101192 .bpr .bpr-nav a,body.postid-101192 .bpr .bpr-backlink{color:#2b3037!important}body.postid-101192 .bpr .bpr-button-light{color:#272c32!important}
body.postid-101192 #course-advice{display:none}body.postid-101192 .bpr-purchase-price ins{background:transparent;padding:0}
@media(prefers-reduced-motion:reduce){.bpr *{scroll-behavior:auto!important;transition:none!important}}

.bpr .bpr-cycle-grid{display:grid;grid-template-columns:1fr;list-style:none;gap:12px;margin:24px 0 18px;padding:0}.bpr-cycle-grid li{background:#fff;border:1px solid #d7dadf;border-radius:12px;padding:20px 18px;position:relative}.bpr-cycle-grid li>span{display:grid;place-items:center;background:#343a42;color:#fff;border-radius:50%;width:34px;height:34px;font-size:16px;margin-bottom:12px}.bpr .bpr-cycle-grid h3{font-size:18px;margin-bottom:5px}.bpr .bpr-cycle-grid p{font-size:14px;margin:0;color:#515a67}.bpr .bpr-faq details p a{color:#343a42!important;text-decoration:underline}@media(min-width:480px){.bpr .bpr-cycle-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:1000px){.bpr .bpr-cycle-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}

.bpr-books-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:18px}.bpr-book{border:1px solid var(--bpr-line);border-radius:14px;overflow:hidden;background:#fff}.bpr-book img{width:100%;height:auto;aspect-ratio:1500/844;object-fit:cover;display:block}.bpr-book-copy{padding:18px}.bpr .bpr-book h3{font-size:17px}.bpr .bpr-book p{font-size:13px;color:var(--bpr-muted);margin:0 0 12px}.bpr .bpr-book a{color:var(--bpr-ink)!important}.bpr-book-link{display:inline-flex;align-items:center;min-height:44px;font-size:13px;text-decoration:underline!important}.bpr-book-volume{font-size:12px;color:var(--bpr-teal);display:block;margin-bottom:7px}.bpr-selector{display:grid;gap:12px}.bpr-selector a{display:grid;gap:6px;border:1px solid var(--bpr-line);border-radius:12px;padding:18px;color:var(--bpr-ink)!important;min-height:80px}.bpr-selector a[aria-current]{background:var(--bpr-warm);border-color:var(--bpr-teal)}.bpr-selector span{font-size:12px;color:var(--bpr-muted)}.bpr-comparison{display:grid;gap:12px;margin-top:20px}.bpr-comparison>div{border:1px solid var(--bpr-line);border-radius:12px;padding:20px;display:grid;gap:9px}.bpr-comparison small{font-size:12px;color:var(--bpr-muted)}.bpr-comparison strong{font-size:22px;color:var(--bpr-ink)}.bpr-comparison .bpr-highlight{background:var(--bpr-warm)}.bpr-saving{font-size:14px;margin-top:16px!important}.bpr-cycle-grid li>br,.bpr-card>br,.bpr-book-copy>br{display:none}.bpr-cycle-grid li>p>strong{display:block;margin-bottom:5px}.bpr-cycle-grid li>p>br{display:none}.bpr .bpr-purchase-price>.woocommerce-Price-amount{font-size:25px;font-weight:800}@media(min-width:600px){.bpr-books-grid,.bpr-selector{grid-template-columns:repeat(2,minmax(0,1fr))}.bpr-comparison{grid-template-columns:repeat(3,minmax(0,1fr))}}