/* Scoped to the volume 9 product; mobile first. */
.bpd{--bpd-ink:#163f42;--bpd-teal:#1b575b;--bpd-muted:#516667;--bpd-line:#dce5e6;--bpd-warm:#e9f5f6;color:#263e40;font-size:16px;line-height:1.95;overflow-wrap:break-word;text-align:right}
.bpd *{box-sizing:border-box}.bpd h2,.bpd h3,.bpd h4,.bpd p,.bpd figure,.bpd ul,.bpd ol{margin:0;padding:0}.bpd h2{font-size:25px;line-height:1.65;color:var(--bpd-ink);font-weight:800;margin:8px 0 16px}.bpd h3{font-size:18px;line-height:1.7;color:var(--bpd-ink);font-weight:700;margin:0 0 7px}.bpd p{margin:0 0 16px}.bpd a{text-decoration:none}.bpd a:focus-visible,.bpd button:focus-visible,.bpd summary:focus-visible{outline:3px solid #32a5ad;outline-offset:5px}.bpd [id]{scroll-margin-top:95px}.bpd .bpd-kicker{color:var(--bpd-teal);font-size:12px;font-weight:700;letter-spacing:.15px;margin:0 0 8px}.bpd-section{padding:32px 0;border-bottom:1px solid var(--bpd-line)}
.bpd .bpd-hero{background:linear-gradient(145deg,#133e41,#1d6166);padding:28px 20px 22px;border-radius:16px;color:#fff}.bpd .bpd-eyebrow{font-size:12px;color:#dbe9ea;line-height:1.8;margin:0 0 18px;display:flex;gap:8px;align-items:center}.bpd-dot{height:7px;width:7px;border-radius:50%;background:#7fd4da;flex-shrink:0}.bpd .bpd-hero h2{color:#fff;font-size:29px;line-height:1.6;margin:0 0 18px}.bpd .bpd-hero h2 em{font-style:normal;color:#a0dfe4}.bpd .bpd-lead{color:#eef5f5;font-size:15px;line-height:2}.bpd .bpd-lead strong{font-weight:500}.bpd .bpd-author{font-size:13px;color:#dbe9ea}.bpd-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}.bpd-stats>div{text-align:center;display:grid;gap:1px}.bpd-stats strong{font-size:27px;line-height:1.5;color:#fff}.bpd-stats span{font-size:12px;color:#e1eeef}.bpd-hero-bottom{display:flex;flex-direction:column;gap:15px;margin-top:20px;font-size:12px}.bpd .bpd-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}.bpd .bpd-button-light{background:#d5f1f3;color:#154144}.bpd .bpd-button-light:hover{background:#e6f7f8;color:#133e41}.bpd-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:18px 0 0}.bpd-nav a{display:flex;align-items:center;justify-content:center;min-height:44px;color:var(--bpd-ink);background:#f2f6f6;border:1px solid var(--bpd-line);border-radius:8px;font-size:13px;padding:6px}.bpd-nav a:hover{background:#e3edee}
.bpd-cards{display:grid;gap:12px;margin-top:22px}.bpd-card{border:1px solid var(--bpd-line);padding:20px;border-radius:12px;background:#fff;position:relative}.bpd .bpd-card p{font-size:14px;color:var(--bpd-muted);margin:0}.bpd-card-number{color:#55797c;font-size:12px;display:block;margin-bottom:10px}.bpd .bpd-infographic{background:var(--bpd-warm);padding:26px 16px;margin-top:30px;border:0;border-radius:16px}.bpd-pyramid{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 0}.bpd-tier{display:flex;align-items:center;gap:12px;padding:16px 12px;border-radius:10px;min-height:92px;color:#fff}.bpd-tier>div{display:grid;gap:3px}.bpd-tier strong{font-size:15px;line-height:1.7}.bpd-tier div>span{font-size:11px;line-height:1.8}.bpd-tier-n{font-size:21px;color:inherit;opacity:.85;min-width:19px;text-align:center}.bpd-tier-1{width:88%;background:#154144}.bpd-tier-2{width:92%;background:#24656a}.bpd-tier-3{width:96%;background:#dbe8e9;color:#16484c}.bpd-tier-4{width:100%;background:#c5e8ea;color:#2a4d4f}.bpd .bpd-caption{font-size:12px;color:var(--bpd-muted);line-height:1.85;margin:10px 0 0}.bpd .bpd-editorial{margin:30px 0 0}.bpd-editorial img{display:block;width:100%;height:auto;border-radius:14px;aspect-ratio:1500/844;object-fit:cover}.bpd-editorial figcaption{font-size:12px;color:var(--bpd-muted);padding:12px 4px;line-height:1.9}
.bpd .bpd-roadmap{list-style:none;position:relative;margin:24px 0 0;padding:0}.bpd-roadmap:before{content:'';position:absolute;right:21px;top:24px;bottom:36px;width:2px;background:#dbe6e7}.bpd-roadmap li{display:flex;position:relative;gap:16px;align-items:flex-start;margin:0;padding:0 0 22px}.bpd-roadmap li:last-child{padding:0}.bpd-step{width:44px;height:44px;display:grid;place-items:center;flex-shrink:0;background:#1b575b;color:#fff;border:5px solid #fff;border-radius:50%;font-size:15px;z-index:1}.bpd-roadmap small{font-size:11px;color:#587173}.bpd .bpd-roadmap h3{font-size:17px;margin:2px 0 4px}.bpd .bpd-roadmap p{font-size:14px;color:var(--bpd-muted);margin:0}.bpd-audience-grid{display:grid;gap:18px}.bpd-audience-grid>div{padding-right:15px;border-right:3px solid #65c8cf}.bpd .bpd-audience-grid h3{font-size:17px}.bpd .bpd-audience-grid p{font-size:14px;color:var(--bpd-muted);margin:0}
.bpd .bpd-toc-group{margin:27px 0 10px;color:var(--bpd-teal);font-size:12px;font-weight:700}.bpd details{background:#fff;border:1px solid var(--bpd-line);border-radius:10px;margin:0 0 8px;overflow:hidden}.bpd 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(--bpd-ink)}.bpd details summary::-webkit-details-marker{display:none}.bpd details summary>span{flex-basis:100%}.bpd details summary small{font-size:11px;font-weight:400;color:var(--bpd-muted)}.bpd details summary b{position:absolute;left:15px;top:50%;transform:translateY(-50%);font-size:21px;font-weight:400;color:var(--bpd-teal)}.bpd details[open]{border-color:#779b9e;background:#f8fbfb}.bpd details[open] summary{border-bottom:1px solid #e0e8e9}.bpd details[open] summary b{transform:translateY(-50%) rotate(45deg)}.bpd .bpd-chapter-body,.bpd .bpd-faq details>p{padding:16px;font-size:14px;line-height:2;color:var(--bpd-muted)}.bpd .bpd-chapter-body p,.bpd .bpd-faq details>p{margin:0}.bpd-note{display:flex;align-items:flex-start;gap:12px;background:#edf8f9;border-radius:12px;padding:20px 16px;margin-top:30px}.bpd-note-icon{display:grid;place-items:center;border:1px solid #439298;border-radius:50%;width:25px;height:25px;flex-shrink:0;color:#2f757a;margin-top:5px}.bpd .bpd-note h3{font-size:16px}.bpd .bpd-note p{font-size:13px;line-height:2;color:#455f61;margin:0}.bpd .bpd-full-title{font-size:15px}.bpd-specs{margin:20px 0 0;display:grid;grid-template-columns:minmax(0,1fr);border:1px solid var(--bpd-line);border-radius:12px;overflow:hidden}.bpd-specs>div{padding:15px 18px;border-bottom:1px solid var(--bpd-line)}.bpd-specs>div:last-child{border-bottom:0}.bpd-specs dt{font-size:12px;color:var(--bpd-muted);font-weight:400;margin:0 0 5px}.bpd-specs dd{margin:0;font-size:15px;color:var(--bpd-ink);font-weight:700}.bpd-specs bdi{font-family:Arial,sans-serif;letter-spacing:1px;font-size:15px}.bpd-order{padding:28px 20px;margin-top:30px;border:1px solid #c3d6d7;border-radius:16px;background:#eff5f5}.bpd .bpd-order h2{font-size:25px}.bpd .bpd-order>p{font-size:14px}.bpd-purchase{border-top:1px solid #cfdedf;padding-top:20px}.bpd-purchase-price{display:flex;flex-direction:column;gap:5px}.bpd-purchase-price del{color:#6a7677;font-size:15px}.bpd-purchase-price ins{text-decoration:none;font-size:25px;font-weight:800;color:var(--bpd-ink)}.bpd-purchase-price .woocommerce-Price-currencySymbol{font-size:13px}.bpd .bpd-purchase p{font-size:12px;margin:6px 0 12px;color:var(--bpd-muted)}.bpd .bpd-buy-form{margin:0}.bpd .bpd-buy-form button{width:100%;min-height:52px;padding:12px 16px;background:#1b575b;border:0;border-radius:9px;color:#fff;font:inherit;font-size:15px;font-weight:700;cursor:pointer}.bpd .bpd-buy-form button:hover{background:#133d40}.bpd .bpd-backlink{display:block;text-align:center;font-size:12px;color:var(--bpd-teal);padding:18px 0 0;min-height:44px}
body.postid-101188 .product-single-content{padding:16px!important}body.postid-101188 .product-single-top-part{margin-bottom:16px}body.postid-101188 .product-image-wrapper img{border-radius:14px}body.postid-101188 .page-title{padding-top:26px;padding-bottom:24px}body.postid-101188 h1.title-page{font-size:23px;line-height:1.8}body.postid-101188 .study-mode{display:none}body.postid-101188 .sticky-add-to-cart{padding-bottom:env(safe-area-inset-bottom)}
@media(min-width:600px){.bpd .bpd-hero{padding:38px 32px 28px}.bpd .bpd-hero h2{font-size:37px}.bpd-stats{grid-template-columns:repeat(4,minmax(0,1fr))}.bpd-hero-bottom{flex-direction:row;align-items:center;justify-content:space-between}.bpd-nav{grid-template-columns:repeat(4,minmax(0,1fr))}.bpd-cards,.bpd-audience-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.bpd .bpd-infographic{padding:32px}.bpd-tier{padding:18px 25px;gap:22px}.bpd-tier strong{font-size:19px}.bpd-tier div>span{font-size:13px}.bpd-tier-1{width:65%}.bpd-tier-2{width:76%}.bpd-tier-3{width:88%}.bpd-tier-4{width:100%}.bpd-specs{grid-template-columns:repeat(2,minmax(0,1fr))}.bpd-specs .bpd-isbn{grid-column:1/-1}.bpd details summary{padding:18px 20px 18px 48px}.bpd details summary>span{flex:1}.bpd-order{padding:32px}.bpd-section{padding:42px 0}body.postid-101188 .product-single-content{padding:28px!important}body.postid-101188 h1.title-page{font-size:28px}.bpd-pyramid{max-width:600px;margin:auto}.bpd-purchase{display:flex;align-items:center;justify-content:space-between;gap:20px}.bpd .bpd-buy-form{min-width:210px}.bpd .bpd-purchase p{margin-bottom:0}}
body.postid-101188 .bpd .bpd-nav a,body.postid-101188 .bpd .bpd-backlink{color:#16484c!important}body.postid-101188 .bpd .bpd-button-light{color:#154144!important}
body.postid-101188 #course-advice{display:none}body.postid-101188 .bpd-purchase-price ins{background:transparent;padding:0}
@media(prefers-reduced-motion:reduce){.bpd *{scroll-behavior:auto!important;transition:none!important}}

.bpd .bpd-cycle-grid{display:grid;grid-template-columns:1fr;list-style:none;gap:12px;margin:24px 0 18px;padding:0}.bpd-cycle-grid li{background:#fff;border:1px solid #d1e4e5;border-radius:12px;padding:20px 18px;position:relative}.bpd-cycle-grid li>span{display:grid;place-items:center;background:#1b575b;color:#fff;border-radius:50%;width:34px;height:34px;font-size:16px;margin-bottom:12px}.bpd .bpd-cycle-grid h3{font-size:18px;margin-bottom:5px}.bpd .bpd-cycle-grid p{font-size:14px;margin:0;color:#516667}.bpd .bpd-faq details p a{color:#1b575b!important;text-decoration:underline}@media(min-width:480px){.bpd .bpd-cycle-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:1000px){.bpd .bpd-cycle-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}

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