/* V10: documentary reading, local illustrations, progressive navigation. */
.ppa-v10-reading{max-width:1220px!important}.ppa-v10-article-heading{max-width:1000px;padding:28px 0 32px;border-bottom:1px solid var(--learning-line,#dce3ec);margin-bottom:38px}.ppa-v10-article-heading h1{max-width:980px;font-size:clamp(30px,3.4vw,49px);line-height:1.15;letter-spacing:-.03em;margin:16px 0 0}.ppa-v10-article-heading .ppa-eyebrow{font-size:12px;line-height:1.8}
.ppa-v10-article-layout{grid-template-columns:minmax(200px,250px) minmax(0,1fr);gap:48px}.ppa-v10-prose{font-size:18px;line-height:1.8}.ppa-v10-prose h2{font-size:clamp(24px,2.1vw,32px);line-height:1.25;margin:48px 0 24px}.ppa-v10-prose h3{font-size:23px;line-height:1.4;margin:32px 0 18px}.ppa-v10-prose h3 u{text-decoration:none}.ppa-v10-prose p,.ppa-v10-prose li{overflow-wrap:anywhere}.ppa-v10-prose blockquote{padding:22px 26px;background:var(--learning-tint);border-left:3px solid var(--learning-accent);font-style:normal;margin:30px 0}.ppa-v10-prose blockquote p:last-child{margin-bottom:0}
.ppa-v10-toc{background:var(--learning-tint,#f1f5ff);border-color:var(--learning-line,#bed0ef);padding:12px 16px}.ppa-v10-toc details>summary{font-size:16px;font-weight:650;cursor:pointer;min-height:44px;padding:12px 6px;color:#172a43}.ppa-v10-toc summary .ppa-caption{font-size:12px;font-weight:400}.ppa-v10-toc ol{padding-bottom:12px;counter-reset:sections}.ppa-v10-toc li{counter-increment:sections}.ppa-v10-toc a{font-size:14px;padding:9px 8px;gap:10px}.ppa-v10-toc a:before{content:counter(sections,decimal-leading-zero);font-size:11px;color:var(--learning-accent);flex:0 0 20px}.ppa-v10-toc a[aria-current=location]{background:#fff;color:var(--learning-accent);font-weight:650}.ppa-v10-toc a:focus-visible,.ppa-v10-zoom:focus-visible{outline:3px solid #003dd9;outline-offset:3px}
.ppa-v10-figure{margin:38px 0 46px;background:#fff;border:1px solid #dce3ec;border-radius:12px;overflow:hidden}.ppa-v10-figure img{width:100%;height:auto;display:block}.ppa-v10-zoom{display:block;background:#fff}.ppa-v10-figure figcaption{font-size:12px;padding:14px 18px;line-height:1.5;border-top:1px solid #e6ebf2;color:#536277;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}.ppa-v10-figure figcaption span{color:#003dd9}
.ppa-v10-progression{margin-top:46px;border:1px solid var(--learning-line);border-radius:12px;background:var(--learning-tint);padding:24px}.ppa-v10-progression h2:first-child{margin-top:0}.ppa-v10-progression ul{padding-left:22px}.ppa-v10-progression li{padding:6px 0}.ppa-v10-progression a{font-weight:500}
.ppa-v10-newsletter{margin:48px 0}.ppa-v10-newsletter .ppa-newsletter{padding:30px 26px;border-radius:14px;background:#eef4ff;border:1px solid #c7d7ef}.ppa-v10-newsletter .ppa-wrap{width:100%;max-width:none;margin:0;padding:0}.ppa-v10-newsletter .ppa-newsletter-grid{grid-template-columns:1fr;gap:22px}.ppa-v10-newsletter .ppa-newsletter h2{font-size:29px;margin:10px 0 20px}.ppa-v10-newsletter .ppa-newsletter p{font-size:16px;line-height:1.7}.ppa-v10-newsletter .ppa-v07-newsletter{padding:22px;background:#fff;border:1px solid #dce3ec;border-radius:10px}.ppa-v10-newsletter .ppa-v07-newsletter input:not([type=checkbox]):not([type=hidden]){width:100%;max-width:100%;box-sizing:border-box}
.ppa-v10-guide{display:grid;grid-template-columns:200px minmax(0,1fr);gap:40px;align-items:center;padding:36px;background:#f6f8fc;border:1px solid #dce3ec;border-radius:16px;margin:44px 0}.ppa-v10-guide-cover{max-width:200px;text-decoration:none;display:block}.ppa-v10-guide-cover img{display:block;width:100%;height:auto;box-shadow:0 8px 22px #172a431c;border-radius:3px}.ppa-v10-guide-cover span{display:block;font-size:12px;line-height:1.5;margin-top:16px;text-align:center}.ppa-v10-guide h2{font-size:30px;line-height:1.2;margin:10px 0 18px}.ppa-v10-guide p{max-width:55ch}.ppa-v10-guide .ppa-guide-preview{margin:22px 0}.ppa-v10-guide .ppa-text-link{min-height:44px;display:inline-flex;align-items:center;line-height:1.5}
.ppa-v10-image-dialog{width:min(1200px,94vw);max-width:94vw;max-height:94vh;border:0;padding:0;border-radius:12px;overflow:auto;box-shadow:0 15px 80px #172a4355}.ppa-v10-image-dialog::backdrop{background:#10223fd9}.ppa-v10-image-toolbar{position:sticky;top:0;background:#fff;padding:14px 20px;display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid #dce3ec;z-index:1}.ppa-v10-image-toolbar strong{font-size:15px}.ppa-v10-image-toolbar button{min-height:44px;white-space:nowrap}.ppa-v10-image-dialog img{display:block;max-width:100%;width:100%;height:auto}.ppa-v10-image-dialog[open]{display:block}.ppa-v10-image-dialog:not([open]){display:none}
.ppa-v10-reading :is(h2,h3,[id]){scroll-margin-top:90px}.admin-bar .ppa-v10-toc{top:56px}.ppa-v10-reading .ppa-learning-related{margin-top:48px}
@media(max-width:1000px){.ppa-v10-article-layout{grid-template-columns:1fr;gap:14px}.ppa-v10-toc{position:static;max-height:none}.ppa-v10-toc ol{grid-template-columns:1fr}.ppa-v10-prose{max-width:76ch!important;margin:0 auto}.ppa-v10-article-heading{margin-bottom:24px}.ppa-v10-guide{padding:28px;gap:28px}}
@media(max-width:600px){.ppa-v10-prose{font-size:17px;line-height:1.75}.ppa-v10-reading .ppa-learning-breadcrumb{font-size:12px;gap:5px}.ppa-v10-article-heading{padding:10px 0 26px}.ppa-v10-article-heading h1{font-size:30px}.ppa-v10-guide{grid-template-columns:1fr;gap:24px;padding:24px}.ppa-v10-guide-cover{width:135px;margin:auto}.ppa-v10-guide h2{font-size:26px}.ppa-v10-guide .ppa-button{width:100%;text-align:center}.ppa-v10-newsletter .ppa-newsletter{padding:24px 18px}.ppa-v10-newsletter .ppa-v07-newsletter{padding:18px}.ppa-v10-progression{padding:22px}.ppa-v10-image-toolbar{padding:10px 14px}.ppa-v10-figure{margin:28px 0 34px}.ppa-v10-toc details>summary{font-size:15px}.ppa-v10-toc summary .ppa-caption{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto!important}.ppa-v10-reading *{transition:none!important;animation:none!important}}