/* Authored Pageflow case-study refinement. Product images retain native typography. */
.pf-editorial-banner{height:330px;position:relative;background:#244a3d url('assets/pageflow/v2/reading-paper-banner.webp') center/cover no-repeat;isolation:isolate}.pf-editorial-banner:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#183d2c55,transparent 70%);z-index:-1}.pf-banner-copy{padding:40px 42px;color:#fff8e9;max-width:55%}.pf-banner-copy>p{font-size:9px;letter-spacing:.18em;font-weight:600}.pf-banner-copy h2{font-family:ui-serif,Georgia,serif;font-size:clamp(35px,4.5vw,66px);font-weight:400;line-height:1.02;letter-spacing:-.045em;margin:24px 0 19px}.pf-banner-copy>span{font-size:12px;color:#eeeedd}.pageflow-case .section-heading h2{line-height:1.13;letter-spacing:-.045em;max-width:790px}.pageflow-case .section-deck{font-size:17px;line-height:1.65;max-width:770px}.pageflow-case .section{padding-top:62px;padding-bottom:62px}.pageflow-case .intro-grid{margin-top:30px}.pageflow-case .intro-grid p{font-size:15px;line-height:1.8}.pageflow-case .process-intro>p{font-size:15px;line-height:1.75}.pageflow-case .subheading p{font-size:14px;line-height:1.75}.pageflow-case .process-intro h3{font-size:31px;line-height:1.15;letter-spacing:-.035em}.pf-product-spread{margin:32px 0 35px;background:#edf1e7;border-radius:22px;padding:32px;display:grid;grid-template-columns:.72fr 2fr;gap:30px;align-items:center;overflow:hidden}.pf-spread-label .eyebrow{font-size:9px}.pf-spread-label h3{font-family:ui-serif,Georgia,serif;font-size:30px;line-height:1.17;letter-spacing:-.035em;font-weight:400;margin:22px 0}.pf-spread-label>a{font-size:11px;font-weight:600;color:#2e574a;display:inline-flex;gap:15px;align-items:center;padding:12px 0}.pf-spread-label>a span{font-size:20px}.pf-spread-phones{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:center}.pf-spread-phones .phone{padding:4px;border-radius:24px;width:100%;box-shadow:0 10px 25px #263d2512}.pf-spread-phones img{width:100%;height:auto;border-radius:20px}.pf-spread-phones figure:nth-child(2){transform:translateY(-7px)}.pf-spread-phones figcaption{font-size:10px;margin-top:12px;text-align:center}.pf-spread-phones figcaption span{display:none}.pf-process{margin-top:40px;padding-top:30px;border-top:1px solid var(--rule)}.pf-process .subheading{margin:0 0 26px}.pf-process ol{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:22px;padding:0}.pf-process li{position:relative;min-width:0;border-top:1px solid #acc4b5;padding-top:17px}.pf-process li>span{font-size:11px;font-weight:600;color:#527363}.pf-process li:not(:last-child):after{content:'→';position:absolute;right:0;top:12px;color:#7e9688}.pf-process h4{font-size:17px;margin:19px 0 10px;letter-spacing:-.02em}.pf-process li>p{font-size:12px;line-height:1.7;color:var(--muted)}.pf-landscape{margin-top:45px;border-top:1px solid var(--rule);padding-top:36px}.pf-landscape .subheading{display:grid;grid-template-columns:1.15fr 1fr;gap:35px;align-items:end;margin-top:0}.pf-landscape h3{font-size:30px;line-height:1.2;letter-spacing:-.03em;max-width:400px;margin-top:12px}.pf-competitors{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px;margin-top:30px}.pf-competitors article{border:1px solid #d7e0d5;border-radius:17px;padding:23px;display:flex;flex-direction:column;min-width:0}.pf-competitor-name{display:flex;align-items:center;gap:13px;margin-bottom:22px}.pf-competitor-name>span{height:40px;width:40px;border-radius:10px;background:#e4ede3;color:#315542;display:grid;place-items:center;font-family:ui-serif,Georgia,serif;font-size:23px;flex-shrink:0}.pf-competitor-name h4{font-size:16px;line-height:1.4;letter-spacing:-.02em}.pf-competitor-name p{font-size:10px;color:#617365;margin-top:4px}.pf-competitors article>p,.pf-lesson p{font-size:13px;line-height:1.8;color:#59685f}.pf-lesson{border-top:1px solid #e0e7dc;padding-top:20px;margin-top:22px}.pf-lesson b{font-size:11px}.pf-lesson p{margin-top:8px}.pf-competitors article>a{font-size:11px;font-weight:600;color:#315542;margin-top:auto;padding-top:24px}.pf-position{display:grid;grid-template-columns:160px 1fr;gap:30px;background:#e9f0e5;border-radius:13px;margin-top:24px;padding:24px}.pf-position>span{font-size:10px;font-weight:600;letter-spacing:.06em;color:#3c624e;padding-top:5px}.pf-position p{font-size:14px;line-height:1.8}.pf-originals{margin-top:38px}.pf-originals .subheading{display:grid;grid-template-columns:1fr 1fr;gap:40px}.pf-originals .subheading h3{font-size:28px;margin-top:12px}.pf-original-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px;background:#f1f4ec;border-radius:18px;padding:28px 20px;margin-top:26px}.pf-original-grid .phone{border:0;background:transparent;box-shadow:none;padding:0;border-radius:0}.pf-original-grid img{width:100%;height:auto;border-radius:0;object-fit:contain}.pf-original-grid figcaption b{font-size:10px;display:block;line-height:1.5;margin-top:12px}.pf-original-grid figcaption span{font-size:9px;display:block;color:#6c7b6e;line-height:1.6;margin-top:4px}.pf-compare{border:0;margin-top:65px;padding-bottom:0}.pf-comparison-stage{display:grid;grid-template-columns:1fr 1.05fr 1fr;gap:30px;background:#f3f5ef;border-radius:20px;padding:32px;margin-top:28px;align-items:center}.pf-comparison-stage .phone{width:100%;max-width:225px;display:block;margin:0 auto;padding:5px;border-radius:29px}.pf-before .phone{background:transparent;padding:0;border-radius:0}.pf-comparison-stage img{width:100%;height:auto;border-radius:24px}.pf-before img{border-radius:0}.pf-comparison-stage figcaption{margin:17px auto 0;max-width:225px;line-height:1.6}.pf-comparison-stage figcaption b{font-size:12px;display:block}.pf-comparison-stage figcaption span{font-size:10px;display:block;color:#6b786c;margin-top:3px}.pf-change-notes{padding:0 8px}.pf-after-arrow{display:block;font-size:52px;color:#466854;margin-bottom:30px;font-weight:300;line-height:1}.pf-change-notes>.eyebrow{font-size:9px}.pf-change-notes>div{margin-top:24px;position:relative;padding-left:28px}.pf-change-notes>div>span{position:absolute;left:0;top:1px;font-size:10px;color:#789080}.pf-change-notes h4{font-size:13px;line-height:1.4;font-weight:600}.pf-change-notes>div>p{font-size:12px;line-height:1.75;color:#647268;margin-top:6px}.pf-type-specimen{display:grid;grid-template-columns:90px 1fr;gap:20px;align-items:start;margin-top:28px}.pf-type-specimen>span{font-size:62px;line-height:1.1;letter-spacing:-.06em;color:#2e574a}.pf-serif-sample{font-family:ui-serif,Georgia,serif}.pf-sans-sample{font-family:-apple-system,BlinkMacSystemFont,sans-serif;font-weight:600}.pf-type-specimen h4{font-size:15px;margin-bottom:9px}.pf-type-specimen p{font-size:13px!important;line-height:1.8!important}.pf-type-specimen div>span{display:block;font-size:10px;color:#65786b;line-height:1.8;margin-top:12px}.pageflow-case .brand-system{margin-top:30px}.pf-component-board{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:23px;margin-top:27px}.pf-component{border:1px dashed #bdcdbf;border-radius:14px;padding:22px;background:#fafbf8;min-width:0;display:flex;flex-direction:column}.pf-component-head{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:22px}.pf-component-head h4{font-size:13px;line-height:1.5}.pf-component-head>span{font-size:9px;color:#738276;white-space:nowrap}.pf-component>button{display:flex;align-items:center;justify-content:center;background:#e6e9e3;border:0;border-radius:15px;padding:14px;width:100%;min-height:130px;flex:1;cursor:zoom-in}.pf-component>button>img{width:100%;height:auto;max-height:240px;object-fit:contain}.pf-component figcaption{font-size:11px;line-height:1.7;color:#66786b;margin-top:17px}.pf-component.wide{grid-column:1/-1}.pf-component.wide>button{min-height:100px;flex:none}.pf-component.wide img{max-width:800px;max-height:150px}.pf-component.tall{grid-row:span 2}.pf-component.tall img{max-height:none}.pf-recorded-screens{grid-template-columns:repeat(3,minmax(0,1fr));gap:38px 30px}.pf-recorded-screens .phone{display:block;width:100%;max-width:240px;margin:auto}.pf-recorded-screens img{width:100%;height:auto}.pf-recorded-screens figcaption{max-width:240px;margin:17px auto 0;line-height:1.7}.pageflow-case .diagram img[src*="app-structure-v3"]{aspect-ratio:1500/1070}.pageflow-case .diagram img[src*="reading-flow-v3"]{aspect-ratio:1500/1020}
@media(min-width:1500px){.pf-editorial-banner{height:390px}.pf-banner-copy{padding:50px 55px}.pf-banner-copy h2{font-size:70px}.pf-banner-copy>p{font-size:11px}.pf-banner-copy>span{font-size:14px}}
@media(max-width:1000px){.pf-product-spread{grid-template-columns:1fr;padding:27px}.pf-spread-label{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:15px}.pf-spread-label h3{grid-column:1;grid-row:2;font-size:27px;margin:0}.pf-spread-label a{grid-column:2;grid-row:2;justify-self:end}.pf-spread-phones .phone{max-width:220px}.pf-original-grid{grid-template-columns:repeat(3,1fr);gap:30px}.pf-original-grid .phone{max-width:200px;display:block;margin:auto}.pf-original-grid figcaption{max-width:200px;margin:auto}.pf-comparison-stage{gap:20px;padding:25px}.pf-change-notes>div{padding-left:0}.pf-change-notes>div>span{position:static;display:block;margin-bottom:5px}.pf-competitors{gap:15px}.pf-competitors article{padding:18px}.pf-competitor-name{gap:10px;align-items:flex-start}.pf-competitor-name h4{font-size:14px}.pf-type-specimen{grid-template-columns:65px 1fr;gap:15px}.pf-type-specimen>span{font-size:50px}}
@media(max-width:700px){.pf-editorial-banner{height:250px;background-position:60% center}.pf-banner-copy{padding:30px 25px;max-width:62%}.pf-banner-copy h2{font-size:40px;margin-top:20px}.pf-banner-copy>p{font-size:8px;letter-spacing:.08em}.pf-banner-copy>span{font-size:10px}.pageflow-case .section{padding-top:40px;padding-bottom:40px}.pageflow-case .section-deck{font-size:15px}.pageflow-case .intro-grid p{font-size:14px}.pf-product-spread{gap:24px;margin-top:25px;padding:22px 18px}.pf-spread-label h3{font-size:23px}.pf-spread-phones{gap:12px}.pf-spread-phones .phone{padding:3px;border-radius:17px}.pf-spread-phones img{border-radius:14px}.pf-spread-phones figcaption{font-size:9px}.pf-process ol{grid-template-columns:1fr;gap:0}.pf-process li{display:grid;grid-template-columns:28px 90px 1fr;gap:12px;padding:17px 0;border-color:#d4dfd4;align-items:start}.pf-process h4{margin:0;font-size:14px}.pf-process li>p{font-size:12px}.pf-process li:after{display:none}.pf-process li>span{padding-top:2px}.pf-landscape .subheading,.pf-originals .subheading{grid-template-columns:1fr;gap:18px}.pf-competitors{grid-template-columns:1fr;gap:18px}.pf-competitors article{padding:24px}.pf-competitor-name h4{font-size:18px}.pf-competitor-name p{font-size:11px}.pf-competitors article>p,.pf-lesson p{font-size:14px}.pf-position{grid-template-columns:1fr;gap:12px;padding:23px}.pf-comparison-stage{grid-template-columns:1fr 1fr;gap:25px 22px;padding:25px 18px;align-items:start}.pf-change-notes{grid-column:1/-1;grid-row:2;display:grid;grid-template-columns:1fr;gap:0;padding:0;border-top:1px solid #d4dfd0;padding-top:22px}.pf-change-notes>.eyebrow{margin-bottom:8px}.pf-change-notes>div{margin-top:16px;padding-left:30px}.pf-change-notes>div>span{position:absolute;top:3px;left:0}.pf-change-notes h4{font-size:14px}.pf-change-notes>div>p{font-size:13px}.pf-after-arrow{display:none}.pf-before{position:relative}.pf-before:after{content:'→';position:absolute;right:-21px;top:45%;font-size:23px;color:#416851}.pf-comparison-stage .phone{border-radius:23px;padding:3px}.pf-comparison-stage img{border-radius:20px}.pf-before .phone{padding:0}.pf-before img{border-radius:0}.pf-comparison-stage figcaption b{font-size:11px}.pf-comparison-stage figcaption span{font-size:10px}.pf-original-grid{grid-template-columns:repeat(2,minmax(0,1fr));padding:23px 18px;gap:28px 20px}.pf-original-grid figcaption b{font-size:11px}.pageflow-case .process-intro h3{font-size:27px}.pageflow-case .process-intro>p{font-size:14px}.pf-component-board{grid-template-columns:1fr;gap:20px}.pf-component.wide{grid-column:auto}.pf-component.tall{grid-row:auto}.pf-component{padding:18px}.pf-component-head{margin-bottom:18px;gap:8px}.pf-component-head>span{font-size:8px}.pf-component>button>img{max-height:none}.pf-component.wide>button{min-height:75px}.pf-type-specimen{grid-template-columns:70px 1fr}.pf-type-specimen>span{font-size:55px}.pf-recorded-screens{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 18px;padding:24px 18px}}
@media(max-width:360px){.pf-banner-copy h2{font-size:34px}.pf-banner-copy{padding:28px 20px}.pf-banner-copy>span{font-size:9px}.pf-spread-label{grid-template-columns:1fr}.pf-spread-label a{grid-column:1;grid-row:3;justify-self:start}.pf-spread-phones{gap:8px}.pf-spread-phones figcaption{font-size:8px}.pf-process li{grid-template-columns:23px 66px 1fr;gap:9px}}
/* Keep the component sheet compact; screenshots should not float in empty panels. */
.pf-component-board{align-items:start}.pf-component.tall{grid-row:auto}.pf-component>button{flex:none;min-height:0}.pf-component>button>img{max-height:none}.pf-component.wide>button{min-height:0}.pf-component.wide img{max-width:700px;max-height:140px}.pf-component>button{padding:18px}.pf-component.tall img{max-height:260px}.pf-original-grid .phone,.pf-before .phone{border:0;outline:none;box-shadow:none}
.pf-font-capture{display:flex;align-items:center;min-height:70px;width:90px}.pf-font-capture img{display:block;width:100%;height:auto;border-radius:6px}.pf-type-specimen{grid-template-columns:100px 1fr}.pageflow-case .pf-original-grid .phone,.pageflow-case .pf-original-grid .phone img,.pageflow-case .pf-before .phone,.pageflow-case .pf-before .phone img{border-radius:0;box-shadow:none;border:0}
@media(max-width:700px){.pf-banner-copy{width:300px;max-width:85%;padding:28px 24px}.pf-banner-copy h2{font-size:36px;max-width:none;line-height:1.04;margin:23px 0 17px}.pf-banner-copy>span{font-size:10px}.pf-editorial-banner:before{background:linear-gradient(90deg,#193e2d88,transparent)}.pf-type-specimen{grid-template-columns:85px 1fr}.pf-font-capture{width:75px;min-height:60px}}
@media(max-width:360px){.pf-banner-copy{padding:28px 20px;max-width:92%;width:290px}.pf-banner-copy h2{font-size:34px}}
@media(min-width:701px){.pf-component.wide{grid-column:auto}.pf-component:last-child{grid-column:1/-1}.pf-component.wide>button{min-height:115px}.pf-component.wide img{max-height:140px}.pf-component:last-child img{max-width:800px}}
@media(max-width:700px){.pf-editorial-banner:before{background:linear-gradient(90deg,#193e2dcc,#193e2d33 72%,transparent)}.pf-banner-copy{text-shadow:0 1px 10px #143b2b55}}
/* Desktop diagrams open without cutting off their right-hand routes. */
@media(min-width:701px){.pageflow-case dialog.diagram-view .viewer-scroll img{display:block;width:auto;min-width:0;max-width:100%;height:auto;max-height:70vh;margin:auto}.pageflow-case dialog.diagram-view .viewer-scroll{max-height:72vh}}
/* Pageflow's own mark carries the banner, as Owolingo's mascot carries its banner. */
.pageflow-case .pf-brand-header{height:335px;background:#e7efdf;isolation:isolate}.pf-brand-header .hero-art{object-fit:cover;object-position:center}.pf-brand-headline{position:absolute;top:65px;left:45px;max-width:43%;color:#244c3e;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:clamp(32px,3.8vw,50px);font-weight:650;line-height:1.16;letter-spacing:-.045em}.pf-brand-headline span{display:block;white-space:nowrap}
@media(min-width:1500px){.pageflow-case .pf-brand-header{height:370px}.pf-brand-headline{top:74px;left:52px;font-size:52px}}
@media(max-width:900px) and (min-width:701px){.pageflow-case .pf-brand-header{height:280px}.pf-brand-headline{font-size:34px;left:30px;top:55px}}
@media(max-width:700px){.pageflow-case .pf-brand-header{height:210px;background:#e9f0df}.pf-brand-header .hero-art{object-fit:contain;object-position:center bottom}.pf-brand-headline{top:22px;left:23px;font-size:26px;max-width:none;line-height:1.12;letter-spacing:-.04em}}
@media(max-width:360px){.pageflow-case .pf-brand-header{height:190px}.pf-brand-headline{font-size:24px;top:20px;left:21px}}
@media(max-width:700px){.pageflow-case .pf-brand-header{height:auto;aspect-ratio:3/1;background:#e9f0df}.pf-brand-header .hero-art{height:100%;object-fit:cover;object-position:center}.pf-brand-headline{top:19px;left:22px;font-size:clamp(18px,5.4vw,24px);max-width:44%;line-height:1.13}}
/* Native type specimens and recorded reading session. */
.pf-native-type{padding:64px 0 36px;scroll-margin-top:100px}.pf-type-boards{display:grid;grid-template-columns:1fr 1fr;gap:20px}.pf-type-boards figure{margin:0;border:1px solid #d8dfd8;border-radius:18px;overflow:hidden;background:#fafbf7}.pf-type-boards button{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in}.pf-type-boards img{display:block;width:100%;height:auto}.pf-type-boards figcaption{padding:22px 26px;border-top:1px solid #d8dfd8}.pf-type-boards figcaption b{font-size:20px}.pf-type-boards figcaption p{font-size:15px;line-height:1.6;color:#5e6863;margin:9px 0 0}.pf-film{display:grid;grid-template-columns:minmax(220px,350px) 1fr;gap:7%;align-items:center;padding:45px;background:#e6e9e3;border-radius:24px;margin:32px 0 60px}.pf-film-phone{max-width:320px;border:7px solid #162a23;border-radius:43px;overflow:hidden;box-shadow:0 18px 40px #213c2920;background:#e6e9e3}.pf-film video{display:block;width:100%;height:auto;aspect-ratio:720/1558}.pf-film-story h3{font-size:clamp(30px,3.5vw,49px);line-height:1.08;letter-spacing:-1.5px;margin:18px 0}.pf-film-story>p{line-height:1.65}.pf-film-story ol{padding:0;list-style:none;counter-reset:film}.pf-film-story li{counter-increment:film;display:grid;grid-template-columns:32px 1fr;padding:17px 0;border-top:1px solid #bcc9bf;gap:5px 12px}.pf-film-story li:before{content:'0' counter(film);grid-row:span 2;color:#466358;font-size:13px}.pf-film-story li span{font-size:15px;line-height:1.6;color:#58635d}.pf-film-story .pf-small{font-size:12px}@media(max-width:650px){.pf-type-boards{grid-template-columns:1fr}.pf-film{grid-template-columns:1fr;padding:24px;gap:26px}.pf-film-phone{width:100%;max-width:300px;margin:auto}.pf-film-story h3{font-size:35px}.pf-native-type{padding-top:40px}}