:root{--ink:#102b3b;--muted:#526370;--lime:#d8fb69;--paper:#fff;--line:#dbe3e6;--soft:#f1f5f6}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}button,input,textarea,select{font:inherit}a,button,input,select,textarea{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid #538300;outline-offset:5px}.wrap{max-width:1320px;width:88%;margin:auto}.skip{position:absolute;top:-100px;z-index:10;background:var(--lime);padding:12px}.skip:focus{top:0}header{min-height:104px;padding:22px 6%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:30px}.brand{font-size:27px;font-weight:800;letter-spacing:-1px;line-height:1.2}.brand 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article:first-child{padding-top:0}.side-features article:last-child{padding-bottom:0;border:0;padding-top:32px}.side-features .eyebrow{margin-bottom:15px}.side-features p{color:var(--muted)}.inline-links{display:flex;flex-wrap:wrap;gap:24px;font-size:15px;font-weight:700}.contact{background:var(--soft);padding:85px 0}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:12%}.contact h2{font-size:clamp(38px,4vw,57px)}.contact p{max-width:470px}.email{font-weight:700;text-decoration:underline;text-underline-offset:5px;overflow-wrap:anywhere}form label{display:block;font-size:14px;font-weight:700;margin:14px 0 6px}form label:first-child{margin-top:0}label span{font-weight:400}input,select,textarea{width:100%;background:white;border:1px solid #aabac3;border-radius:3px;padding:11px 13px;color:var(--ink);min-width:0}textarea{resize:vertical}form button{margin-top:20px}.form-note,#form-status{font-size:13px;color:var(--muted);margin-top:15px}.form-note{margin-bottom:0}footer{padding-block:34px;display:flex;align-items:center;justify-content:space-between;gap:25px;font-size:13px}footer>div{display:flex;gap:25px}.legal{max-width:850px;min-height:70vh;padding:70px 0}.legal h1{font-size:44px}.legal h2{font-size:26px;margin-top:36px}.legal a{text-decoration:underline}.legal li{margin-bottom:10px}@media(max-width:1000px){nav{gap:18px}.hero{gap:5%}h1{letter-spacing:-1.5px}.section-top{grid-template-columns:1fr 2fr}.section-top>p:last-child{grid-column:2}.cards{gap:12px}.cards article{padding:24px 18px}.contact-grid{gap:6%}.section{padding-block:70px}}@media(max-width:720px){header{flex-wrap:wrap;padding:22px 6%;gap:22px}.brand{font-size:24px}nav{justify-content:space-between;width:100%;gap:12px;font-size:14px}nav .nav-cta{padding:6px 10px}.nav-cta span{display:none}.hero{grid-template-columns:1fr;padding-block:38px;gap:32px}h1{font-size:clamp(35px,7.9vw,53px);letter-spacing:-1.5px}.lead{font-size:18px}.portrait{aspect-ratio:5/4}.portrait img{object-position:50% 28%}.hero-note{font-size:13px}.proof{grid-template-columns:1fr;gap:18px}.proof div{padding-bottom:15px;border-bottom:1px solid var(--line)}.proof div:last-child{border:0;padding:0}.section-top{display:block;margin-bottom:25px}.section-top .eyebrow{margin-bottom:20px}.section-top h2{margin-bottom:20px}.cards,.about-grid,.editorial,.contact-grid{grid-template-columns:1fr}.cards{gap:18px}.cards article{padding:28px}.number{margin-bottom:23px}.about,.contact{padding-block:60px}.about-grid{gap:15px}.about .large{font-size:22px}.editorial{gap:35px}.contact-grid{gap:38px}.feature h3{font-size:60px}footer{flex-wrap:wrap}footer>div{width:100%}.button{max-width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.shop-intro{padding-block:70px}.shop-intro .lead{max-width:720px}.book-feature{background:var(--ink);color:#fff;padding:65px 0}.book-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:10%;align-items:center}.book-heading{border:1px solid #57707d;padding:32px}.book-heading h2{font-size:48px;margin-bottom:8px}.book-heading>p:not(.eyebrow){font-size:23px}.hack-number{color:var(--lime);font-size:140px;line-height:1;font-weight:800;letter-spacing:-9px;margin:30px 0 15px}.format{font-size:14px;display:block}.price{font-size:34px;font-weight:700;margin:24px 0}.price span{display:block;font-size:14px;font-weight:400}.small{font-size:14px;margin-top:15px}.button:disabled{opacity:.65;cursor:not-allowed}.download-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:35px}.download-card{padding:35px;border:1px solid var(--line);display:flex;flex-direction:column}.download-card>p{color:var(--muted)}.download-card .format{margin-bottom:15px}.download-card form{margin-top:auto}.download-form .form-note a{text-decoration:underline}.download-status{font-size:14px}.honey{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.shop-teaser{background:var(--soft);padding:45px;margin-bottom:65px}.shop-teaser h2{font-size:36px}.shop-teaser p{max-width:730px}nav [aria-current=page]{text-decoration:underline;text-underline-offset:6px}@media(max-width:720px){.book-grid,.download-grid{grid-template-columns:1fr;gap:32px}.book-heading{padding:25px}.hack-number{font-size:110px}.download-card{padding:25px}.shop-intro{padding-block:45px}.shop-teaser{padding:28px}.book-feature{padding-block:45px}header nav{flex-wrap:wrap}}

.ebook-cover{display:block;width:100%;height:auto;max-width:330px;margin:20px auto 25px;box-shadow:0 15px 35px #07192255}
.video-feature{display:grid;grid-template-columns:1fr 1fr;gap:7%;align-items:center;margin:30px 0 75px}.video-feature>img{display:block;width:100%;height:auto;border-radius:4px}.video-bundle{margin-top:40px}.payhip-download{margin-top:auto;padding-top:20px}@media(max-width:720px){.video-feature{grid-template-columns:1fr;gap:30px}}

.side-features article+article{padding-top:32px}

/* Editorial content and self-hosted intro */
.reading{max-width:820px}.reading h1{font-size:clamp(2.2rem,5vw,4rem)}.reading h2{font-size:1.7rem;margin-top:2.5rem}.reading p{line-height:1.85}.article-summary{padding:28px;background:#edf3f3;border-radius:18px;margin:30px 0}.article-summary h2{margin-top:0}.video-feature video{width:100%;height:auto;border-radius:20px;display:block}header nav{flex-wrap:wrap} .download-card .actions{flex-wrap:wrap}

.landing-hero{display:grid;grid-template-columns:1.35fr 1fr;gap:6%;align-items:center}.landing-hero h1{font-size:clamp(2.4rem,5vw,4.4rem)}.check-preview{padding:36px;background:var(--ink);color:white;border-radius:16px}.check-preview h2{font-size:2rem}.check-preview li{margin:14px 0}.steps{padding-left:24px;line-height:1.7}.steps li{margin:18px 0}.section details{border-top:1px solid var(--line);padding:20px 0}.section summary{font-size:1.15rem;font-weight:700;cursor:pointer}.section details p{max-width:760px}.audience-paths h2{font-size:2rem}.contact-next{padding:24px 0}footer>div{flex-wrap:wrap}button.text-link{border:0;background:none;color:inherit;font:inherit;padding:0;cursor:pointer}.analytics-panel{position:fixed;bottom:16px;right:16px;z-index:50;background:white;color:#102b3b;border:1px solid #9dafb9;box-shadow:0 8px 45px #102b3b33;border-radius:14px;padding:24px;max-width:460px;width:calc(100% - 32px);max-height:85vh;overflow:auto}.analytics-panel h2{font-size:1.3rem}.analytics-panel p{font-size:1rem;line-height:1.5}.analytics-panel button{font-size:1rem;padding:12px 16px;margin:4px;border:1px solid #102b3b;border-radius:6px;background:white;color:#102b3b;cursor:pointer}.analytics-panel [data-choice=yes]{background:#102b3b;color:white}#lead-status{line-height:1.6}#lead-form button:disabled{opacity:.6}.contact-grid h2{font-size:2rem}.honey{position:absolute!important;left:-9999px!important} [hidden]{display:none!important}
@media(max-width:760px){.landing-hero{grid-template-columns:1fr;gap:28px}.check-preview{padding:25px}header{flex-wrap:wrap}header nav{gap:16px;justify-content:flex-start}.section{overflow-wrap:anywhere}}

/* Shared DE/EN navigation and English editorial layouts. */
.language-switch{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;font-size:14px}
.language-switch a{display:inline-flex;align-items:center;justify-content:center;min-width:36px;min-height:44px;padding:3px}
.language-switch [aria-current=page]{font-weight:800;text-decoration:underline;text-underline-offset:5px}
html[lang=en] .article-body{max-width:820px}
html[lang=en] .article-body h1{font-size:clamp(2.2rem,5vw,4rem)}
html[lang=en] .article-body h2{font-size:1.7rem;letter-spacing:-.5px;margin-top:2.5rem}
html[lang=en] .article-body p{line-height:1.85}
html[lang=en] video{display:block;width:100%;max-width:960px;height:auto;margin-bottom:28px;border-radius:12px}
.sample-image{display:block;width:100%;height:auto;margin-bottom:28px;border-radius:6px}
html[lang=en] .cards h2{font-size:1.8rem;letter-spacing:-.6px}
@media(max-width:1100px){header{flex-wrap:wrap}header nav{gap:18px}}
@media(max-width:400px){.brand{font-size:25px}header nav{gap:10px;font-size:14px}.language-switch{margin-left:0}html[lang=en] h1{letter-spacing:-1.4px}}

/* Responsive portrait sources preserve the existing frame. */
.portrait picture{display:block;width:100%;height:100%}
.article-body{overflow-wrap:break-word}

.ebook-editions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.ebook-edition h3{font-size:1rem}.ebook-edition .ebook-cover{margin:12px auto;max-width:200px}.ebook-edition .format{display:block;font-size:.85rem}@media(max-width:380px){.ebook-editions{grid-template-columns:1fr}}