/* KI in Action – keine externen Fonts, keine CSS-Framework-Abhängigkeit. */
:root{--ink:#132f35;--muted:#526568;--green:#24664f;--lime:#d9f486;--paper:#f7f8f2;--line:#dce3da;--white:#fff;--radius:20px;--shadow:0 20px 55px rgba(19,47,53,.08)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:110px;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65;font-size:16px}
a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}
img{display:block;max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait}
h1,h2,h3{line-height:1.08;letter-spacing:-.045em;font-weight:750;text-wrap:balance}
h1{font-size:clamp(2.7rem,5.7vw,5.45rem)}h2{font-size:clamp(2.1rem,4vw,3.5rem)}h3{font-size:clamp(1.5rem,2.4vw,2rem)}
p{color:var(--muted)}p+p{margin-top:18px}h1+p,h2+p,h3+p{margin-top:22px}
:focus-visible{outline:3px solid #247256;outline-offset:5px}
.container{width:calc(100% - 64px);max-width:1240px;margin:0 auto}
.skip-link{position:fixed;top:-100px;left:20px;padding:14px 24px;background:white;z-index:100}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,248,242,.96);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}
.nav{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:750;line-height:1.2;letter-spacing:-.04em;flex-shrink:0}.brand:hover{text-decoration:none}.brand small{display:block;font-size:10px;font-weight:500;letter-spacing:.08em;margin-top:6px}
.brand-mark{background:var(--ink);color:var(--lime);border-radius:13px;width:48px;height:48px;display:flex;align-items:center;justify-content:center;font-size:26px;letter-spacing:-.08em}.brand-mark span{font-size:18px;align-self:flex-start;margin-top:7px}
.nav-links{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:600}
.menu-toggle{display:none;background:transparent;border:1px solid var(--line);padding:10px 14px;border-radius:8px;color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:18px;min-height:52px;padding:14px 23px;border-radius:8px;border:1px solid transparent;font-weight:650;font-size:14px;line-height:1.4;text-align:center;transition:transform .2s ease,background .2s ease}
.btn:hover{text-decoration:none;transform:translateY(-2px)}.btn-primary{background:var(--lime);color:var(--ink);border-color:#cde77b}.btn-primary:hover{background:#cdeb77}.btn-dark{background:var(--ink);color:white}.btn-outline{background:transparent;border-color:#b9c8ba;color:var(--ink)}.btn-outline:hover{background:#eef2e9}.btn-small{padding:12px 16px;min-height:44px;font-size:13px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:11px;font-weight:700;line-height:1.5;letter-spacing:.14em;text-transform:uppercase;margin-bottom:23px;color:var(--green)}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px #e2eadb}
.hero{overflow:hidden;background:radial-gradient(ellipse at 85% 30%,#e6efdb 0,transparent 53%)}
.hero-grid{display:grid;grid-template-columns:1.12fr 1fr;align-items:center;gap:58px;padding-top:80px;padding-bottom:75px}
.hero-copy h1 span{color:var(--green)}.hero-description{max-width:510px;margin-top:27px;font-size:18px;line-height:1.75}
.actions{display:flex;align-items:center;flex-wrap:wrap;gap:20px;margin-top:30px}.text-link{font-size:14px;font-weight:650;text-decoration:underline;text-underline-offset:6px}
.hero-note{display:flex;align-items:center;gap:13px;margin-top:36px;font-size:12px;line-height:1.7}.hero-note strong{font-weight:550}.note-icon{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border:1px solid #c3d0c1;border-radius:50%;color:var(--green);font-size:17px}
.hero-stage{position:relative;min-height:540px;display:flex;align-items:center;justify-content:center;padding:45px 35px 70px;-webkit-perspective:1100px;perspective:1100px}
.stage-orbit{position:absolute;width:470px;height:470px;max-width:100%;border:1px solid #cbd9c6;border-radius:50%;transform:rotate(-25deg)}.stage-orbit:after{content:"";position:absolute;inset:24px;border:1px dashed #cbd9c6;border-radius:50%}
.stage-label{position:absolute;top:2px;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#607258}
.book-object{position:relative;display:block;width:285px;max-width:85%;border-radius:3px 8px 8px 3px;transform:rotateY(-16deg) rotateZ(5deg);-webkit-transform-style:preserve-3d;transform-style:preserve-3d;transition:transform .55s ease;box-shadow:22px 28px 30px rgba(20,50,30,.22),4px 3px 0 #d7d9c5,8px 5px 0 #eeeddc}
.book-object:after{content:"";position:absolute;top:0;bottom:0;left:10px;width:1px;background:rgba(255,255,255,.24)}
.book-object:hover{text-decoration:none}.book-object img{width:100%;height:auto;border-radius:3px 8px 8px 3px}
.cover-placeholder{min-height:405px;padding:25px 25px 20px 30px;display:flex;flex-direction:column;background:var(--ink);color:var(--lime);border-radius:3px 8px 8px 3px}.cover-placeholder>span:first-child{font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:#e5e9d7}.cover-placeholder strong{font-size:46px;line-height:1;letter-spacing:-.06em;margin-top:28px}.cover-symbol{font-size:80px;line-height:1.15;margin:8px 0}.cover-placeholder p{font-size:13px;line-height:1.5;color:#e1e8d6}.cover-placeholder small{font-size:9px;color:#b6c8ba;margin-top:auto;padding-top:18px}
.stage-caption{position:absolute;bottom:8px;right:0;background:var(--white);padding:16px 22px;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;display:flex;gap:15px;align-items:center;font-size:12px;transform:rotate(-3deg)}.stage-caption strong{display:block;font-size:10px;font-weight:450;color:var(--muted);margin-top:3px}.caption-icon{background:#ebf3df;width:36px;height:36px;display:grid;place-items:center;border-radius:50%;font-size:22px}
.benefit-strip{padding:23px 0;display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--line);font-size:13px;font-weight:600}.benefit-strip b{color:#829376;font-size:11px;font-weight:500;margin-right:16px}
.section{padding:100px 0}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:50px;margin-bottom:45px}.section-heading>p{max-width:365px;font-size:15px}
.books-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.book-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}.book-thumb{padding:40px;background:#e8ecdf;display:flex;justify-content:center;min-height:300px;-webkit-perspective:900px;perspective:900px}.book-card:nth-child(even) .book-thumb{background:#e2eae6}.book-thumb img,.mini-cover{width:160px;height:224px;object-fit:contain;box-shadow:10px 14px 20px #132f3533;transform:rotate(-5deg);transition:transform .4s ease}.mini-cover{display:flex;flex-direction:column;justify-content:space-between;padding:18px 16px;background:var(--ink);color:var(--lime)}.mini-cover small{font-size:8px;color:#dde4d5}.mini-cover strong{font-size:23px;letter-spacing:-.04em;line-height:1.05}.mini-cover>span{font-size:45px;line-height:1}
.book-info{padding:30px 32px;display:flex;flex-direction:column;flex:1}.book-info .eyebrow{margin-bottom:14px}.book-info p{font-size:14px}.book-subtitle{font-weight:600;color:var(--ink)}.book-info .actions{margin-top:auto;padding-top:24px}
.access-section{background:var(--ink);color:white}.access-section .eyebrow{color:var(--lime)}.access-section>.container>div>p{color:#c8d6d3;max-width:450px}.access-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:95px}
.access-steps{list-style:none;margin-top:33px;display:grid;gap:23px}.access-steps li{display:flex;gap:17px;align-items:flex-start}.access-steps li>span{border:1px solid #526960;border-radius:50%;width:34px;height:34px;display:grid;place-items:center;color:var(--lime);flex-shrink:0;font-size:12px}.access-steps p{color:#b9cac6;font-size:13px;margin-top:2px}.access-steps strong{font-size:14px}
.panel{border:1px solid var(--line);background:white;border-radius:var(--radius);padding:36px;color:var(--ink);box-shadow:var(--shadow)}.signup-panel{padding:40px}.form-kicker{font-size:11px;color:var(--green);display:block;margin-bottom:17px}.signup-panel h3{font-size:30px;margin-bottom:26px}
label{display:block;font-size:13px;font-weight:600;margin-bottom:8px}
input[type=email],input[type=search]{display:block;width:100%;min-width:0;border:1px solid #bfccbf;background:#fcfdf9;border-radius:7px;min-height:52px;padding:13px 14px;color:var(--ink);font-size:16px}
.checkbox-label{display:flex;align-items:flex-start;gap:11px;font-size:11px;font-weight:400;line-height:1.7;color:var(--muted);margin:20px 0}.checkbox-label input{margin-top:4px;min-width:17px;width:17px;height:17px;accent-color:var(--green)}.checkbox-label a{text-decoration:underline}.signup-panel .btn{width:100%}.form-note{font-size:12px;line-height:1.7;margin-top:17px}
.honeypot{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden;opacity:0}
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:center}.author-visual{border-radius:var(--radius);overflow:hidden;padding:42px;background:#e5eadb;position:relative;min-height:420px;display:flex;flex-direction:column;justify-content:space-between}.author-visual:has(img){padding:0}.author-visual img{width:100%;height:100%;object-fit:cover}.author-monogram{font-size:140px;font-weight:800;letter-spacing:-.08em;line-height:1.2;color:#b7c7ab}.author-monogram>span{color:var(--green);font-size:70px}.author-visual>strong{font-size:23px}.author-visual p{font-size:13px}.about-copy p{font-size:15px;margin-bottom:22px}.about-copy .lead{font-size:17px}
.testimonial-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin-top:30px}.testimonial-grid blockquote{margin-bottom:22px}
.contact-section{padding-top:0}.contact-inner{padding:55px 60px;background:#e8efd9;border-radius:var(--radius);display:flex;justify-content:space-between;gap:55px;align-items:center}.contact-inner p{max-width:620px}.contact-actions{display:flex;flex-direction:column;align-items:center;gap:15px;flex-shrink:0}.contact-actions>a:not(.btn){font-size:13px}
.site-footer{padding:45px 0 28px;background:#eef1e8;border-top:1px solid var(--line)}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-bottom:30px}.footer-top nav{display:flex;gap:28px;font-size:13px}.footer-bottom{display:flex;gap:35px;justify-content:space-between;border-top:1px solid #d2dccf;padding-top:22px}.footer-bottom p{font-size:10px;margin:0}.footer-bottom p:last-child{max-width:560px}
.page-main{min-height:65vh;padding:75px 0 100px}.narrow{max-width:760px}.page-main .narrow h1{font-size:clamp(2rem,4vw,3.4rem)}.page-main .narrow .btn{margin-top:26px}.library-heading{display:flex;justify-content:space-between;gap:30px;align-items:center;margin-bottom:40px}.library-heading h1{font-size:clamp(2.5rem,4.5vw,4rem)}
.library-filter{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap}.library-filter>div{flex:1;min-width:200px}.library-filter>a{font-size:13px;padding-bottom:14px}.prompt-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:25px}.prompt-card{display:flex;flex-direction:column;scroll-margin-top:125px}.prompt-card:target{outline:3px solid var(--green)}.prompt-card h2{font-size:24px;letter-spacing:-.025em}.prompt-card pre{font:inherit;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere;word-wrap:break-word;background:#f2f5ed;padding:20px;border-radius:8px;margin:22px 0;line-height:1.8}.prompt-card .btn{align-self:flex-start;margin-top:auto}.empty-state{margin:30px 0}.legal h2{font-size:23px;letter-spacing:-.02em;margin-top:32px;margin-bottom:15px}.legal p,.legal li{font-size:14px}.legal ul{padding-left:23px;margin:20px 0}.legal a{text-decoration:underline}.legal address{font-style:normal;margin-top:20px}.legal h1{margin-bottom:30px}
.mini-cover strong,.cover-placeholder strong{-webkit-hyphens:auto;hyphens:auto;overflow-wrap:anywhere;word-wrap:break-word}
@media(hover:hover) and (pointer:fine){.book-object:hover{transform:rotateY(-4deg) rotateZ(0) translateY(-7px)}.book-card:hover .mini-cover,.book-card:hover .book-thumb img{transform:rotate(0) translateY(-5px)}}
@media(max-width:1100px){.nav-links{gap:18px}.hero-grid{gap:20px}.hero-stage{min-height:490px;padding-inline:15px}.book-object{width:250px}.cover-placeholder{min-height:370px}.cover-placeholder strong{font-size:40px}.stage-caption{right:0;padding:13px}.access-grid{gap:45px}.about-grid{gap:50px}}
@media(max-width:850px){.container{width:calc(100% - 40px)}.nav{min-height:80px;flex-wrap:wrap;padding:16px 0;gap:15px}.nav-links{width:100%;flex-wrap:wrap;justify-content:center;padding:12px 0;gap:18px}.js .menu-toggle{display:block}.js .nav-links{display:none}.js .nav-links.is-open{display:flex}.hero-grid{grid-template-columns:1fr;padding-top:55px;padding-bottom:35px}.hero-copy{max-width:650px}.hero-copy h1{font-size:clamp(2.7rem,8vw,4.8rem)}.hero-stage{max-width:490px;width:100%;margin:25px auto 0}.hero-description{max-width:560px}.benefit-strip{font-size:11px;gap:10px}.benefit-strip b{margin-right:6px}.section{padding:70px 0}.section-heading{display:block}.section-heading>p{max-width:560px;margin-top:25px}.access-grid{grid-template-columns:1fr;gap:35px}.signup-panel{max-width:600px;width:100%}.about-grid{grid-template-columns:.85fr 1.15fr;gap:30px}.author-visual{padding:25px;min-height:390px}.author-monogram{font-size:95px}.author-monogram>span{font-size:45px}.contact-section{padding-top:0}.contact-inner{padding:40px;flex-direction:column;align-items:flex-start;gap:25px}.contact-actions{align-items:flex-start}.prompt-grid{grid-template-columns:1fr}}
@media(max-width:560px){.container{width:calc(100% - 32px)}.brand{font-size:18px}.brand-mark{width:41px;height:41px}.nav-links{align-items:stretch;flex-direction:column}.nav-links>a{padding:10px}.hero-copy .eyebrow{font-size:9px;letter-spacing:.1em}.hero-description{font-size:16px}.hero-copy .actions{align-items:flex-start;flex-direction:column;gap:22px}.hero-stage{min-height:455px;padding-bottom:70px}.book-object{width:245px}.stage-caption{font-size:10px;left:10px;right:auto;bottom:0}.stage-label{font-size:8px}.benefit-strip{align-items:flex-start;gap:9px}.benefit-strip span{max-width:100px}.benefit-strip b{display:block;margin-bottom:4px}.books-grid{grid-template-columns:1fr}.book-info{padding:25px}.book-info .actions{gap:10px}.about-grid{grid-template-columns:1fr}.author-visual{min-height:330px}.author-monogram{font-size:110px}.signup-panel,.panel{padding:26px}.contact-inner{padding:30px 24px}.footer-top,.footer-bottom{align-items:flex-start;flex-direction:column;gap:25px}.footer-top nav{gap:20px;flex-wrap:wrap}.library-heading{align-items:flex-start;flex-direction:column}.library-filter{gap:14px}.page-main{padding:45px 0 65px}.prompt-card pre{padding:15px;font-size:13px}.prompt-card h2{font-size:22px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.book-object{transform:none}.stage-caption{transform:none}}
@media print{.site-header,.site-footer,.copy-prompt,.library-filter{display:none}.prompt-grid{display:block}.prompt-card{break-inside:avoid;box-shadow:none;margin-bottom:20px}.page-main{padding:0}}