:root {
  --ink: #1f2924;
  --muted: #657068;
  --green: #245f49;
  --green-dark: #153f31;
  --green-soft: #e7eee8;
  --gold: #a47a2c;
  --gold-soft: #efe5cf;
  --paper: #f7f3e9;
  --paper-deep: #eee8db;
  --white: #fffdf8;
  --line: #d7cfbf;
  --shadow: 0 22px 60px rgba(36, 43, 38, .12);
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 2%, rgba(164, 122, 44, .08), transparent 25rem),
    linear-gradient(180deg, #fbf8f0 0%, var(--paper) 55%, #f4efe4 100%);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
}

a { color: inherit; }
img { display: block; max-width: 100%; }

.site-header {
  border-bottom: 1px solid rgba(36, 95, 73, .18);
  background: rgba(251, 248, 240, .94);
}

.nav {
  width: min(1180px, calc(100% - 2rem));
  min-height: 78px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  text-decoration: none;
  color: var(--green-dark);
  font-family: var(--serif);
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -.025em;
}

.brand small {
  display: block;
  margin-top: -.35rem;
  color: var(--muted);
  font-family: var(--sans);
  font-size: .68rem;
  font-weight: 650;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.nav-links { display: flex; gap: 1.25rem; }
.nav-links a { color: var(--green-dark); font-size: .94rem; font-weight: 650; text-decoration: none; }
.nav-links a:hover, .nav-links a:focus-visible { text-decoration: underline; text-underline-offset: .3rem; }

main { min-height: calc(100vh - 180px); }

.hero {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 9vw, 8rem) 0 clamp(3.5rem, 7vw, 6rem);
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: end;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--gold);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

h1, h2, h3 { color: var(--green-dark); font-family: var(--serif); line-height: 1.08; }
h1 { margin: 0; font-size: clamp(3rem, 7vw, 6.5rem); letter-spacing: -.055em; }
h2 { margin: 0 0 1rem; font-size: clamp(2rem, 4.5vw, 3.7rem); letter-spacing: -.035em; }
h3 { margin: 0 0 .55rem; font-size: 1.55rem; }

.hero-intro {
  max-width: 45rem;
  margin: 1.5rem 0 0;
  color: #3f4b44;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  line-height: 1.45;
}

.hero-note {
  padding: 1.5rem;
  border-top: 3px solid var(--gold);
  background: rgba(255, 253, 248, .68);
}

.hero-note strong { display: block; margin-bottom: .45rem; color: var(--green-dark); font-size: 1.05rem; }
.hero-note p { margin: 0; color: var(--muted); }

.principles {
  background: var(--green-dark);
  color: #f7f3e9;
}

.principles-inner {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.2);
}

.principle { padding: 1rem clamp(1rem, 3vw, 2rem); background: var(--green-dark); }
.principle strong { display: block; color: #e8d7aa; font-family: var(--serif); font-size: 1.1rem; }
.principle span { color: rgba(255,255,255,.74); font-size: .9rem; }

.section {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, .65fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2.5rem;
}

.section-head p { max-width: 34rem; margin: 0; color: var(--muted); }

.book-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }

.book-card {
  min-height: 310px;
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, .86);
  box-shadow: 0 12px 35px rgba(38, 43, 38, .07);
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.book-card:hover, .book-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(36, 95, 73, .5);
  box-shadow: var(--shadow);
  outline: none;
}

.cover-wrap { display: grid; place-items: center; padding: 1.2rem; background: var(--paper-deep); }
.cover-wrap img { width: 100%; height: 255px; object-fit: contain; filter: drop-shadow(0 10px 12px rgba(24,29,25,.18)); }
.book-copy { padding: 2rem 1.7rem; display: flex; flex-direction: column; }
.book-number { color: var(--gold); font-size: .72rem; font-weight: 850; letter-spacing: .15em; text-transform: uppercase; }
.book-copy h3 { margin-top: .6rem; }
.book-copy p { margin: 0; color: var(--muted); font-size: .96rem; }
.book-link { margin-top: auto; padding-top: 1.25rem; color: var(--green); font-weight: 750; }

.closing {
  padding: clamp(3rem, 7vw, 5rem) 0;
  border-top: 1px solid var(--line);
  text-align: center;
}
.closing p { max-width: 52rem; margin: .7rem auto 0; color: var(--muted); }

.page-hero {
  width: min(1060px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 6rem) 0 2.5rem;
}
.page-hero h1 { max-width: 900px; font-size: clamp(2.7rem, 6vw, 5.4rem); }
.page-hero .lead { max-width: 760px; margin: 1.25rem 0 0; color: var(--muted); font-family: var(--serif); font-size: 1.35rem; }

.book-detail {
  width: min(1060px, calc(100% - 2rem));
  margin: 0 auto;
  padding-bottom: 5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.prose { font-size: 1.05rem; }
.prose p { margin: 0 0 1.2rem; }
.prose h2 { margin-top: 2.7rem; font-size: 2rem; }
.prose ul { padding-left: 1.25rem; }
.prose li + li { margin-top: .35rem; }

.book-box {
  position: sticky;
  top: 1.5rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: var(--shadow);
}
.book-box img { width: 100%; max-height: 430px; object-fit: contain; background: var(--paper-deep); }
.book-box h2 { margin: 1.25rem 0 .2rem; font-size: 1.7rem; }
.book-box .meta { margin: 0 0 1rem; color: var(--muted); font-size: .88rem; }

.button {
  width: 100%;
  display: block;
  margin-top: .65rem;
  padding: .8rem 1rem;
  border: 1px solid var(--green-dark);
  background: var(--green-dark);
  color: white;
  font-weight: 750;
  text-align: center;
  text-decoration: none;
}
.button:hover, .button:focus-visible { background: var(--green); }
.button.secondary { background: transparent; color: var(--green-dark); }
.button.disabled { cursor: default; border-color: #b9b4a9; color: #817c73; background: #efede7; }
.phone-note { margin: .55rem 0 0; color: var(--muted); font-size: .76rem; text-align: center; }

.updates { margin-top: 3rem; padding-top: 1.5rem; border-top: 2px solid var(--gold); }
.updates h2 { margin-top: 0; }
.update-list { margin: 0; padding: 0; list-style: none; }
.update-list li { padding: .9rem 0; border-bottom: 1px solid var(--line); }
.update-list time { display: block; color: var(--gold); font-size: .78rem; font-weight: 800; letter-spacing: .08em; }
.empty-update { color: var(--muted); font-style: italic; }

.legal {
  width: min(860px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 6rem) 0;
}
.legal h1 { margin-bottom: 2rem; font-size: clamp(2.8rem, 6vw, 5rem); }
.legal h2 { margin-top: 2.5rem; font-size: 1.8rem; }
.legal address { font-style: normal; }
.legal a { color: var(--green); }

.site-footer { border-top: 1px solid var(--line); }
.footer-inner {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.5rem 0 2.5rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: .86rem;
}
.footer-inner a { color: var(--green-dark); }

@media (max-width: 820px) {
  .hero, .section-head, .book-detail { grid-template-columns: 1fr; }
  .principles-inner { grid-template-columns: 1fr; }
  .book-grid { grid-template-columns: 1fr; }
  .book-box { position: static; max-width: 430px; }
}

@media (max-width: 560px) {
  .nav { min-height: 68px; gap: .65rem; }
  .brand { font-size: 1.2rem; }
  .brand small { display: none; }
  .nav-links { gap: .65rem; }
  .nav-links a { font-size: .78rem; }
  .book-card { grid-template-columns: 118px minmax(0, 1fr); min-height: 235px; }
  .cover-wrap { padding: .7rem; }
  .cover-wrap img { height: 205px; }
  .book-copy { padding: 1.25rem 1rem; }
  .book-copy p { font-size: .89rem; }
  .book-link { font-size: .9rem; }
  .footer-inner { display: block; }
  .footer-inner > span { display: block; }
  .footer-inner > span + span { margin-top: .55rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}

/* Ergänzungen für die thematischen Einzelseiten */
.skip-link{position:absolute;left:1rem;top:-5rem;background:var(--white);padding:.6rem;z-index:20}.skip-link:focus{top:1rem}
.topic-hero{padding-top:2rem;padding-bottom:2rem}.breadcrumbs{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 1.5rem;color:var(--muted);font-size:.85rem}.breadcrumbs a{text-underline-offset:.2rem}
.topic-hero h1{font-size:clamp(2.6rem,5vw,4.2rem);letter-spacing:-.04em}.topic-hero .lead{margin-top:1rem;max-width:44rem}
.topic-layout{grid-template-columns:minmax(0,1fr) minmax(280px,360px);gap:clamp(2rem,5vw,4rem)}
.topic-copy h2{font-size:1.6rem;margin:2rem 0 .8rem}.topic-copy h2:first-child{margin-top:0}.topic-copy p{max-width:60ch}.task-list{margin:0;padding:0;list-style:none}.task-list li{padding:.8rem 0;border-bottom:1px solid var(--line)}.task-list strong{color:var(--green-dark)}
.takeaway{margin-top:2rem;padding:1.2rem 1.4rem;border-left:3px solid var(--gold);background:var(--gold-soft)}.takeaway h2{font-size:1.25rem;margin:0 0 .5rem}.takeaway p{margin:0}
.graphic{margin:0;padding:.8rem;background:var(--white);border:1px solid var(--line);box-shadow:0 14px 40px rgba(36,43,38,.09)}.graphic-link{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in}.graphic-link img{width:100%;height:auto}.graphic figcaption{padding:.8rem .3rem .2rem;color:var(--muted);font-size:.83rem;text-align:center}.zoom-hint{display:block;color:var(--green-dark);font-weight:650}.graphic a{color:var(--green-dark)}
:focus-visible{outline:3px solid var(--gold);outline-offset:4px}.graphic-panel{position:sticky;top:1.5rem}.topic-bottom{width:min(1060px,calc(100% - 2rem));margin:0 auto 3rem;padding-top:1.4rem;border-top:1px solid var(--line)}.topic-bottom a{font-weight:650;color:var(--green-dark)}
dialog{border:0;padding:3.7rem 1rem 1rem;background:var(--paper);width:min(1100px,96vw);max-height:94dvh;overflow:auto;box-shadow:var(--shadow)}dialog::backdrop{background:rgba(15,25,20,.82)}dialog img{width:min(100%,1024px);height:auto;margin:auto}.close-zoom{position:fixed;right:4vw;top:4vh;z-index:2;padding:.7rem 1rem;background:var(--green-dark);color:white;border:1px solid var(--white);font:inherit;cursor:pointer}.zoom-title{position:absolute;top:.8rem;left:1rem;margin:0;font-size:1rem;color:var(--green-dark)}
@media(max-width:820px){.topic-layout{grid-template-columns:1fr}.graphic-panel{position:static;max-width:430px;width:100%;margin:0 auto}.topic-hero{padding-top:1.5rem}.topic-layout{padding-bottom:2.5rem}}
@media print{.site-header,.site-footer,.topic-bottom,.zoom-hint,dialog{display:none}.graphic-panel{position:static}.topic-layout{grid-template-columns:1fr 280px;gap:2rem}}

.topic-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem}.topic-bottom a{max-width:30ch}.source-note{margin-top:1.5rem!important;font-size:.83rem;color:var(--muted)}
.table-scroll{max-width:100%;overflow-x:auto;margin:1rem 0}table{border-collapse:collapse;width:100%;font-size:.91rem;background:var(--white)}caption{text-align:left;font-weight:650;margin-bottom:.6rem}th,td{padding:.65rem .7rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--green-soft);color:var(--green-dark)}
.overview-wrap{width:min(1060px,calc(100% - 2rem));margin:0 auto 4rem}.overview-top{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:3rem;margin-bottom:3rem}.overview-cover img{width:100%;max-height:345px;object-fit:contain}.overview-cover{margin:0}.overview-pdf{display:inline-block;width:auto;padding:.8rem 1.4rem;margin:1rem 0}.overview-toc{display:flex;flex-wrap:wrap;gap:.55rem 1.1rem;margin:1.5rem 0}.overview-toc a{font-size:.9rem;text-underline-offset:.2rem;color:var(--green-dark)}
.topic-group{margin-top:3rem;scroll-margin-top:1rem}.topic-group h2{font-size:2rem;margin-bottom:1.4rem}.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.topic-card{display:grid;grid-template-columns:90px minmax(0,1fr);gap:1.2rem;align-items:center;padding:1.15rem;border:1px solid var(--line);background:var(--white);text-decoration:none;transition:border-color .2s,box-shadow .2s}.topic-card:hover{border-color:var(--green);box-shadow:0 8px 25px rgba(36,43,38,.08)}.topic-card h3{font-size:1.25rem;line-height:1.25;margin-bottom:.45rem}.topic-card p{font-size:.9rem;line-height:1.5;color:var(--muted);margin:0}.topic-card .read-link{display:block;margin-top:.6rem;color:var(--green);font-size:.87rem;font-weight:650}.topic-card img{width:90px;height:135px;object-fit:contain}.supplement{display:block;color:var(--gold);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.4rem}
@media(max-width:820px){.overview-top{grid-template-columns:1fr}.overview-cover{max-width:230px}.topic-grid{grid-template-columns:1fr}}
@media(max-width:420px){.topic-card{grid-template-columns:72px minmax(0,1fr);gap:.8rem;padding:.85rem}.topic-card img{width:72px;height:108px}.topic-card h3{font-size:1.15rem}}

/* Lange Grafiktitel stehen unterhalb der Schließen-Schaltfläche. */
dialog .zoom-title{position:static;margin:0 0 1rem;font-size:1.1rem;line-height:1.4}