:root{
  --navy:#0b2a55;
  --teal:#4a9e9a;
  --pale:#f5f8f9;
  --gray:#5f6773;
  --line:#d8dee3;
  --white:#fff;
  --max:1500px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--navy);background:var(--white);line-height:1.55}
a{color:inherit}
.site-header{min-height:88px;padding:10px clamp(28px,4.5vw,78px);display:flex;align-items:center;justify-content:space-between;gap:40px;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.98);z-index:10}
.brand{display:block;width:min(285px,28vw);min-width:235px}
.brand img{display:block;width:100%;height:auto}
nav{display:flex;gap:clamp(22px,2.3vw,42px);align-items:center}
nav a{text-decoration:none;text-transform:uppercase;color:var(--navy);font-size:12px;font-weight:700;letter-spacing:.055em;white-space:nowrap}
nav a:hover,nav a:focus{color:var(--teal)}

.hero{max-width:var(--max);margin:0 auto;min-height:570px;padding:94px clamp(28px,6vw,110px) 86px;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(360px,.75fr);align-items:center;gap:8vw}
.hero-copy{max-width:820px}
.eyebrow{margin:0 0 18px;text-transform:uppercase;font-size:12px;font-weight:700;letter-spacing:.15em;color:var(--teal)}
h1{font-size:clamp(44px,4vw,68px);line-height:1.05;letter-spacing:-.02em;margin:0 0 30px}
h2{font-size:clamp(34px,3vw,48px);line-height:1.12;letter-spacing:-.015em;margin:0 0 24px}
h3{font-size:23px;line-height:1.25;margin:0 0 12px}
.lead,.intro{font-size:20px;line-height:1.62;color:var(--gray);margin:0}
.button{display:inline-flex;align-items:center;gap:16px;margin-top:34px;padding:15px 22px;background:var(--navy);color:var(--white);text-decoration:none;font-weight:700;font-size:15px}
.button:hover,.button:focus{background:#123a72}
.hero-mark{justify-self:center;width:min(360px,26vw);min-width:270px}
.hero-mark img{display:block;width:100%;height:auto}

.section{padding:88px clamp(28px,6vw,110px);max-width:var(--max);margin:0 auto}
.section-tint{max-width:none;background:var(--pale)}
.section-tint>*{max-width:calc(var(--max) - 220px);margin-left:auto;margin-right:auto}
.section-head{max-width:900px}.section-head.narrow{max-width:980px}
.idea-section{padding-top:72px}
.cycle{margin-top:48px;display:grid;grid-template-columns:repeat(11,auto);align-items:start;justify-content:space-between;gap:12px}
.cycle-step{text-align:center;min-width:115px}
.cycle-icon{width:70px;height:70px;margin:0 auto 14px;border:1.5px solid var(--teal);border-radius:50%;display:grid;place-items:center;font-size:22px;font-weight:700;color:var(--teal)}
.cycle-step b{display:block;font-size:15px;line-height:1.28;color:var(--navy)}
.cycle-arrow{font-size:26px;color:#8797a8;padding-top:16px}

.two-cols{display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-top:44px}
.two-cols article{padding-top:26px;border-top:1px solid var(--line)}
.two-cols p,.case-card p,.cards p,.muted{color:var(--gray);font-size:17px}
.case-card{margin-top:54px;background:var(--white);border-left:4px solid var(--teal);padding:32px 34px;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}
.case-card .eyebrow{margin-bottom:10px}.case-card h3{font-size:27px}.case-sub{margin-top:-5px}
.case-action{max-width:310px;text-align:left}
.case-action button{border:0;background:var(--navy);color:#fff;padding:14px 18px;font-weight:700;opacity:.45;cursor:not-allowed}
.case-action small{display:block;margin-top:10px;color:var(--gray);line-height:1.35}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:42px}
.cards article{border:1px solid var(--line);padding:30px;min-height:220px;background:#fff}
.cards small{text-transform:uppercase;letter-spacing:.1em;color:var(--teal);font-size:11px;font-weight:700}
.cards h3{margin-top:15px}
.muted{margin-top:28px;max-width:900px}
footer{padding:34px clamp(28px,6vw,110px);display:flex;justify-content:space-between;gap:30px;border-top:1px solid var(--line);color:var(--gray);font-size:11px}
footer strong{color:var(--navy)}

@media(max-width:1050px){
  .site-header{min-height:84px}.brand{width:270px;min-width:230px}nav{gap:18px}nav a{font-size:10px}
  .hero{grid-template-columns:1fr .55fr;gap:5vw}.hero-mark{min-width:230px}
  .cycle{grid-template-columns:repeat(6,1fr);gap:18px}.cycle-arrow{display:none}.cycle-step{min-width:0}
}
@media(max-width:820px){
  .site-header{position:static;align-items:flex-start;min-height:auto}.brand{width:280px;min-width:0}nav{display:none}
  .hero{grid-template-columns:1fr;min-height:auto;padding-top:65px}.hero-mark{width:250px;min-width:0;justify-self:start;margin-top:12px}
  .cycle{grid-template-columns:repeat(2,1fr)}
  .two-cols,.case-card,.cards{grid-template-columns:1fr}.case-action{max-width:none}
  footer{flex-direction:column}
}
@media(max-width:520px){
  .brand{width:245px}.hero,.section{padding-left:22px;padding-right:22px}.section-tint>*{max-width:none}
  h1{font-size:40px}.lead,.intro{font-size:18px}.cycle{grid-template-columns:1fr}.hero-mark{width:210px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

nav a.active{color:var(--teal)}
.de-hero{max-width:var(--max);margin:0 auto;min-height:520px;padding:82px clamp(28px,6vw,110px) 70px;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.65fr);align-items:center;gap:8vw}
.de-hero-copy{max-width:830px}.de-hero .lead{max-width:790px}.de-actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.text-link{margin-top:34px;color:var(--navy);font-weight:700;text-decoration:none;border-bottom:1px solid var(--teal);padding-bottom:3px}.text-link:hover{color:var(--teal)}
.compact-top{padding-top:70px}
.question-grid,.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px}
.question-grid article,.feature-grid article{background:var(--white);padding:28px;min-height:200px}
.question-grid article span{display:block;color:var(--teal);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:24px}
.question-grid p,.feature-grid p,.de-two-levels p,.de-two-levels li,.demo-box p{color:var(--gray);font-size:16px}
.de-two-levels{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:46px}
.de-two-levels article{background:var(--white);padding:34px;border-top:4px solid var(--teal)}
.de-two-levels small{text-transform:uppercase;letter-spacing:.11em;color:var(--teal);font-weight:700;font-size:11px}
.de-two-levels h3{margin-top:12px;font-size:28px}.de-two-levels ul{margin:22px 0 0;padding-left:20px}.de-two-levels li{margin:7px 0}
.feature-grid article{min-height:220px}.feature-grid h3{font-size:20px}
.status-strip{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:48px}
.status-strip div{padding:24px 26px;border-right:1px solid var(--line);display:grid;grid-template-columns:auto 1fr;column-gap:18px;align-items:center}.status-strip div:last-child{border-right:0}
.status-strip b{grid-row:1/3;font-size:28px;color:var(--teal)}.status-strip span{font-size:13px;color:var(--gray);text-transform:uppercase;letter-spacing:.08em}.status-strip strong{font-size:17px;color:var(--navy)}
.demo-section{padding-top:64px;padding-bottom:80px}.demo-box{border:1px solid var(--line);border-left:4px solid var(--teal);padding:38px;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}.demo-box h2{font-size:34px}.demo-actions{max-width:320px}.demo-actions button{border:0;background:var(--navy);color:#fff;padding:15px 20px;font-weight:700;opacity:.45;cursor:not-allowed}.demo-actions small{display:block;color:var(--gray);margin-top:10px;line-height:1.4}
footer a{text-decoration:none;color:var(--navy)}
@media(max-width:900px){.de-hero{grid-template-columns:1fr}.question-grid,.feature-grid{grid-template-columns:repeat(2,1fr)}.de-two-levels,.demo-box{grid-template-columns:1fr}.status-strip{grid-template-columns:1fr}.status-strip div{border-right:0;border-bottom:1px solid var(--line)}.status-strip div:last-child{border-bottom:0}}
@media(max-width:560px){.question-grid,.feature-grid{grid-template-columns:1fr}.de-hero{padding-left:22px;padding-right:22px}.de-two-levels article{padding:26px}.demo-box{padding:28px}}

/* PR01.3.2a – Inhaltliche Nachschärfung */
.system-context{border-top:1px solid var(--line,#d9e1e6);border-bottom:1px solid var(--line,#d9e1e6)}
.system-grid article{min-height:165px}
.system-principle{max-width:1100px;margin:34px auto 0;padding:20px 24px;border-left:3px solid var(--teal,#4a9e9a);background:rgba(255,255,255,.7);color:var(--navy,#0b2a55);font-size:1.02rem;line-height:1.6}


/* PR01.3.4 – Das große Ganze / Systematlas */
.atlas-intro{
  display:grid;
  grid-template-columns:minmax(0,.82fr) minmax(420px,1.18fr);
  gap:70px;
  align-items:center;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.atlas-intro-copy{max-width:650px}
.atlas-note{margin:26px 0 0;color:var(--gray);font-size:17px;line-height:1.65}
.atlas-preview{
  display:block;
  text-decoration:none;
  border:1px solid var(--line);
  background:#fff;
  padding:14px;
  transition:border-color .15s ease;
}
.atlas-preview:hover,.atlas-preview:focus{border-color:var(--teal)}
.atlas-preview img{display:block;width:100%;height:auto}
.atlas-preview span{display:block;margin-top:10px;color:var(--gray);font-size:12px;text-transform:uppercase;letter-spacing:.09em;font-weight:700}

.atlas-hero{
  max-width:var(--max);
  margin:0 auto;
  min-height:470px;
  padding:80px clamp(28px,6vw,110px) 66px;
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(260px,.55fr);
  gap:8vw;
  align-items:center;
}
.atlas-hero>div:first-child{max-width:850px}
.atlas-hero-mark{justify-self:center;width:min(300px,23vw)}
.atlas-hero-mark img{display:block;width:100%;height:auto}
.atlas-map-section{padding-top:72px}
.atlas-map{margin:42px 0 0}
.atlas-map a{display:block;border:1px solid var(--line);background:#fff;padding:10px}
.atlas-map img{display:block;width:100%;height:auto}
.atlas-map figcaption{margin-top:14px;color:var(--gray);font-size:14px;line-height:1.55}
.atlas-map figcaption strong{color:var(--navy)}

.atlas-zoom-section{padding-bottom:100px}
.system-hierarchy{
  width:min(900px,100%);
  margin:52px auto 0;
  display:grid;
  justify-items:stretch;
}
.hierarchy-step{
  border:1px solid var(--line);
  border-left:4px solid var(--teal);
  padding:20px 26px;
  background:#fff;
  display:grid;
  grid-template-columns:150px 1fr;
  column-gap:24px;
  align-items:center;
}
.hierarchy-step small{
  grid-row:1/3;
  color:var(--teal);
  text-transform:uppercase;
  letter-spacing:.11em;
  font-size:11px;
  font-weight:700;
}
.hierarchy-step strong{font-size:21px;color:var(--navy)}
.hierarchy-step span{color:var(--gray);font-size:15px}
.hierarchy-step.root{border-left-color:var(--navy)}
.hierarchy-step.accent{background:var(--pale);border-left-color:var(--navy)}
.hierarchy-step.case{border-left-width:6px}
.hierarchy-arrow{text-align:center;color:var(--teal);font-size:26px;line-height:1.1;padding:8px 0}
.atlas-transition{
  max-width:900px;
  margin:42px auto 0;
  padding:28px 30px;
  background:var(--pale);
  border-top:1px solid var(--line);
}
.atlas-transition p{margin:0;color:var(--gray);font-size:17px;line-height:1.65}
.atlas-transition strong{color:var(--navy)}

@media(max-width:980px){
  .atlas-intro{grid-template-columns:1fr}
  .atlas-preview{max-width:820px}
  .atlas-hero{grid-template-columns:1fr}
  .atlas-hero-mark{justify-self:start;width:230px}
}
@media(max-width:620px){
  .hierarchy-step{grid-template-columns:1fr;gap:6px}
  .hierarchy-step small{grid-row:auto}
  .atlas-intro,.atlas-hero{padding-left:22px;padding-right:22px}
}


/* PR01.3.5 – Über das Projekt */
.project-about{
  background:#fff;
  border-top:1px solid var(--line);
}
.project-about .section-head strong{color:var(--navy)}
.project-story{
  margin-top:48px;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);
  gap:34px;
  align-items:start;
}
.project-story>article,
.project-observation{
  border-top:3px solid var(--teal);
  padding:30px 32px;
  background:#fff;
  border-left:1px solid var(--line);
  border-right:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.project-story h3,
.method-grid h3{
  margin:8px 0 16px;
  color:var(--navy);
  font-size:22px;
}
.project-story p{
  color:var(--gray);
  line-height:1.7;
}
.project-story p+p{margin-top:14px}
.project-observation{
  background:var(--pale);
  border-top-color:var(--navy);
}
.project-method{
  margin-top:58px;
  padding-top:54px;
  border-top:1px solid var(--line);
}
.method-grid{
  margin-top:34px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.method-grid article{
  padding:24px 26px;
  border:1px solid var(--line);
  background:#fff;
}
.method-grid p{
  margin:0;
  color:var(--gray);
  line-height:1.65;
}
.ai-note{
  margin-top:24px;
  padding:24px 28px;
  background:var(--pale);
  border-left:4px solid var(--teal);
}
.ai-note strong{color:var(--navy)}
.ai-note p{
  margin:8px 0 0;
  color:var(--gray);
  line-height:1.65;
}
@media(max-width:900px){
  .project-story,.method-grid{grid-template-columns:1fr}
}


/* PR01.3.7 – Wer hinter dem Projekt steht */
.project-person{margin-top:64px;padding-top:58px;border-top:1px solid var(--line)}
.experience-timeline{margin-top:40px;border-top:1px solid var(--line)}
.experience-timeline article{
  display:grid;
  grid-template-columns:minmax(210px,.7fr) minmax(220px,.8fr) minmax(0,1.6fr);
  gap:30px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start
}
.experience-meta{
  color:var(--teal);text-transform:uppercase;letter-spacing:.09em;
  font-size:11px;line-height:1.5;font-weight:700
}
.experience-timeline h3{margin:0;color:var(--navy);font-size:20px;line-height:1.3}
.experience-timeline p{margin:0;color:var(--gray);line-height:1.65}
.experience-meaning{
  margin-top:44px;padding:32px 36px;background:var(--pale);
  border-left:4px solid var(--navy)
}
.experience-meaning h3{margin:8px 0 16px;color:var(--navy);font-size:24px}
.experience-meaning p{margin:0;color:var(--gray);line-height:1.7}
.experience-meaning p+p{margin-top:14px}
.publications-note{
  margin-top:24px;padding:26px 0 0;display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);
  gap:38px;align-items:end
}
.publications-note strong{color:var(--navy)}
.publications-note p{margin:8px 0 0;color:var(--gray);line-height:1.65}
.publications-note a{
  justify-self:end;color:var(--navy);font-weight:700;text-decoration:none;
  border-bottom:1px solid var(--teal);padding-bottom:3px;line-height:1.5
}
.publications-note a:hover,.publications-note a:focus{color:var(--teal)}
@media(max-width:900px){
  .experience-timeline article{grid-template-columns:1fr;gap:9px}
  .publications-note{grid-template-columns:1fr}
  .publications-note a{justify-self:start}
}


/* PR01.3.8 – Abschluss: Systematlas-Kartenausrichtung */
.atlas-map{
  width:min(1280px,100%);
  margin:42px auto 0;
}
.atlas-map a{
  width:100%;
  box-sizing:border-box;
}
.atlas-map img{
  width:100%;
  height:auto;
  margin:0 auto;
}


/* PR01.3.8 – Rechtliche Seiten */
.legal-page{max-width:var(--max);margin:0 auto}
.legal-content{max-width:900px;margin-top:44px}
.legal-content h2{margin:34px 0 10px;color:var(--navy);font-size:20px}
.legal-content p,.legal-content li{color:var(--gray);line-height:1.7}
.legal-content ul{padding-left:22px}
.legal-content a{color:var(--navy)}






/* PR01.4.1f Korrektur 3 – IDEE: Farbblock mit identischem Seitencontainer */
body:has(a[href="idee.html"].active) .section-tint:has(.idee-tint-inner) {
  padding: 0;
}
body:has(a[href="idee.html"].active) .section-tint > .idee-tint-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 88px clamp(28px,6vw,110px);
}
@media(max-width:520px){
  body:has(a[href="idee.html"].active) .section-tint > .idee-tint-inner {
    padding-left: 22px;
    padding-right: 22px;
  }
}


/* PR01.4.1f Korrektur 5 – Überschrift ohne unnötige Einzelwortzeile */
.heading-no-orphan {
  max-width: none;
  white-space: nowrap;
}
@media(max-width:1100px){
  .heading-no-orphan {
    white-space: normal;
    text-wrap: balance;
  }
}


/* PR01.4.1f Korrektur 6 – Erklärungstext auf großen Bildschirmen natürlich ausnutzen */
.learning-explainer-wide {
  max-width: 1220px !important;
}
@media(max-width:1100px){
  .learning-explainer-wide {
    max-width: 980px !important;
  }
}




/* PR01.4.2b Korrektur – Textblöcke bündig mit den Karten ausrichten */
.atlas-map-section .atlas-copy-align-map,
.atlas-theme-section .atlas-copy-align-map,
.atlas-copy-align-map {
  max-width: 1280px !important;
  width: min(1280px, 100%);
  margin-left: auto !important;
  margin-right: auto !important;
  text-align: left;
}


/* PR01.4.3b – Entscheidungskompass: keine unnötige Einzelwortzeile in Überschrift */
.decision-heading-no-orphan {
  max-width: none;
  white-space: nowrap;
}
@media(max-width:900px){
  .decision-heading-no-orphan {
    white-space: normal;
    text-wrap: balance;
  }
}




/* PR01.4.4c – Entscheidungskompass: konsolidiertes Seitenraster */
.page-entscheidungskompass .section {
  max-width: var(--max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(28px,6vw,110px);
  padding-right: clamp(28px,6vw,110px);
}

.page-entscheidungskompass .section.section-tint {
  max-width: none;
  margin-left: 0;
  margin-right: 0;
  padding: 0;
}

.page-entscheidungskompass .section-tint > .decision-section-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 88px clamp(28px,6vw,110px);
}

.page-entscheidungskompass .section-head,
.page-entscheidungskompass .section-head.narrow {
  margin-left: 0;
  margin-right: 0;
  text-align: left;
}

/* Die Finanzierung-Überschrift bleibt auf großen Bildschirmen zusammen. */
.page-entscheidungskompass .decision-financing-title {
  max-width: none;
  white-space: nowrap;
}

@media(max-width:1100px){
  .page-entscheidungskompass .decision-financing-title {
    white-space: normal;
    text-wrap: balance;
  }
}

@media(max-width:520px){
  .page-entscheidungskompass .section,
  .page-entscheidungskompass .section-tint > .decision-section-inner {
    padding-left: 22px;
    padding-right: 22px;
  }
}