/* ==========================================================================
   SIMPLE MATTERS — Books for everyday life.
   Editorial-Designsystem · Warm Ivory / Ink / Champagne-Gold
   + drei Themenwelten: Salbei (Digital) · Terracotta (Practical) · Aubergine (Social)
   ========================================================================== */

/* ---------- Design-Tokens ---------- */
:root {
  /* Grundwelt */
  --ivory:        #F6F1E8;   /* warmes Off-White, Grundfläche */
  --paper:        #FBF8F1;   /* hellere Papierfläche */
  --ink:          #211D18;   /* sehr dunkles, warmes Anthrazit */
  --ink-soft:     #575046;   /* Fließtext */
  --ink-faint:    #857C6F;   /* Nebeninformationen */
  --gold:         #A5854B;   /* Champagne-Gold, nur für feine Details */
  --gold-line:    rgba(165, 133, 75, 0.42);
  --hairline:     rgba(33, 29, 24, 0.14);

  /* Themenwelt 01 — Digital Life (Salbei/Petrol) */
  --sage:         #44584C;
  --sage-deep:    #35463D;
  --sage-bg:      #E8ECE2;

  /* Themenwelt 02 — Practical Life (Terracotta/Cognac/Sand) */
  --terra:        #97552F;
  --terra-deep:   #7C4527;
  --sand-bg:      #F1E5D2;

  /* Themenwelt 03 — Social Life (Aubergine/tiefes Schwarz) */
  --plum:         #201820;
  --plum-soft:    #2B2029;
  --plum-ivory:   #EFE8E0;
  --plum-accent:  #A8797F;   /* gedecktes Burgundy auf dunklem Grund */

  /* Typografie */
  --serif: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans:  "Source Sans 3", "Segoe UI", -apple-system, "Helvetica Neue", Arial, sans-serif;

  /* Maße */
  --measure: 62ch;
  --container: 1120px;
  --radius: 7px;
}

/* ---------- Reset / Grundlagen ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--ivory);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-weight: 400;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Sanfter Hintergrundwechsel beim Scrollen (nur mit JS aktiv) */
body.bg-anim { transition: background-color 2.4s ease; }
body.bg-anim .zone { background-color: transparent; }

img { max-width: 100%; height: auto; display: block; }

a { color: inherit; }

::selection { background: var(--gold-line); color: var(--ink); }

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

/* ---------- Typografie-Bausteine ---------- */
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 480;
  line-height: 1.08;
  margin: 0;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

.kicker {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 1.4rem;
}

.kicker .slash { color: var(--ink-faint); font-weight: 400; padding-inline: 0.15em; }

.lede {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  font-style: italic;
  font-weight: 420;
  line-height: 1.4;
  color: var(--ink);
  max-width: 30ch;
  text-wrap: balance;
}

.body-copy {
  color: var(--ink-soft);
  max-width: var(--measure);
}

.byline {
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}

/* ---------- Buttons & Links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: var(--ivory);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 0.85em 1.7em;
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn .arrow {
  display: inline-block;
  transition: transform 0.25s ease;
}

.btn:hover, .btn:focus-visible { background: #38312A; border-color: #38312A; }
.btn:hover .arrow, .btn:focus-visible .arrow { transform: translateX(3px); }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--hairline);
}
.btn--ghost:hover, .btn--ghost:focus-visible {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

/* Varianten auf dunklem Grund */
.btn--light {
  background: var(--plum-ivory);
  border-color: var(--plum-ivory);
  color: var(--plum);
}
.btn--light:hover, .btn--light:focus-visible { background: #FFFFFF; border-color: #FFFFFF; color: var(--plum); }

.btn--outline-light {
  background: transparent;
  border: 1px solid rgba(239, 232, 224, 0.4);
  color: var(--plum-ivory);
}
.btn--outline-light:hover, .btn--outline-light:focus-visible {
  background: transparent;
  border-color: var(--plum-ivory);
}

.text-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45em;
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--ink);
  border-bottom: 1px solid var(--gold-line);
  padding-bottom: 2px;
}
.text-link .arrow { display: inline-block; transition: transform 0.25s ease; }
.text-link:hover .arrow, .text-link:focus-visible .arrow { transform: translateX(3px); }
.text-link:hover, .text-link:focus-visible { border-bottom-color: var(--gold); }

.ext-note {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--ink-faint);
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--ivory);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.15rem;
  transition: padding 0.3s ease;
}

.site-header.is-compact { border-bottom-color: var(--hairline); }
.site-header.is-compact .container { padding-block: 0.65rem; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--ink);
}

.brand img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  transition: width 0.3s ease, height 0.3s ease;
}

.site-header.is-compact .brand img {
  width: 38px;
  height: 38px;
}

.brand .wordmark {
  font-family: var(--sans);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.2rem);
}

.site-nav a {
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, color 0.25s ease;
}

.site-nav a:hover, .site-nav a:focus-visible { border-bottom-color: var(--gold); }

.site-nav .nav-english { color: var(--gold); }
.site-nav .nav-english:hover, .site-nav .nav-english:focus-visible { color: var(--ink); }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(4.5rem, 11vh, 8.5rem) clamp(4rem, 9vh, 7rem); }

.hero-title {
  font-size: clamp(2.9rem, 8vw, 5.6rem);
  font-weight: 500;
}

.hero-words {
  list-style: none;
  margin: clamp(1.2rem, 3vh, 2rem) 0;
  padding: 0;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1.35;
}

.hero-words a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}
.hero-words a:hover, .hero-words a:focus-visible { border-bottom-color: currentColor; }

.hero-words li:nth-child(1) { margin-left: clamp(1.2rem, 5vw, 3.5rem); color: var(--sage); }
.hero-words li:nth-child(2) { margin-left: clamp(2.4rem, 10vw, 7rem);  color: var(--terra); }
.hero-words li:nth-child(3) { margin-left: clamp(1.8rem, 7vw, 5rem);  color: var(--plum-soft); }

.hero-claim {
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 2.2rem;
}

/* Ruhiges, einmaliges Erscheinen der Hero-Zeilen */
@media (prefers-reduced-motion: no-preference) {
  .js .hero-title,
  .js .hero-words li,
  .js .hero-claim,
  .js .hero .btn {
    opacity: 0;
    transform: translateY(10px);
    animation: hero-in 0.9s ease forwards;
  }
  .js .hero-words li:nth-child(1) { animation-delay: 0.25s; }
  .js .hero-words li:nth-child(2) { animation-delay: 0.45s; }
  .js .hero-words li:nth-child(3) { animation-delay: 0.65s; }
  .js .hero-claim               { animation-delay: 0.9s; }
  .js .hero .btn                { animation-delay: 1.05s; }
}

@keyframes hero-in {
  to { opacity: 1; transform: none; }
}

/* ---------- Markenidee ---------- */
.brand-idea { padding-block: clamp(3rem, 7vh, 5.5rem); }

.brand-idea .rule {
  border: 0;
  border-top: 1px solid var(--gold-line);
  width: 72px;
  margin: 0 0 2.2rem;
}

.brand-idea p {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2.6vw, 1.8rem);
  font-weight: 420;
  line-height: 1.5;
  max-width: 34ch;
  color: var(--ink);
}

.brand-idea .themes { color: var(--ink-faint); font-style: italic; }

/* ---------- Worum geht es gerade? ---------- */
.chooser { padding-block: clamp(3.5rem, 8vh, 6.5rem); }

.chooser-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.chooser-item { border-bottom: 1px solid var(--hairline); }

.chooser-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: clamp(1rem, 4vw, 3rem);
  padding: clamp(1.6rem, 4vh, 2.6rem) 0.25rem;
  text-decoration: none;
  transition: padding-left 0.3s ease;
}

.chooser-link:hover, .chooser-link:focus-visible { padding-left: clamp(0.6rem, 2vw, 1.2rem); }

.chooser-num {
  font-family: var(--serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--gold);
  min-width: 2.2em;
}

.chooser-word {
  font-family: var(--serif);
  font-size: clamp(2rem, 5.5vw, 3.6rem);
  font-weight: 480;
  line-height: 1.05;
  display: block;
  transition: color 0.3s ease;
}

.chooser-sub {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}

.chooser-go {
  font-family: var(--sans);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
  transition: color 0.3s ease;
}

.chooser-go .arrow { display: inline-block; transition: transform 0.25s ease; }

.chooser-link:hover .chooser-go, .chooser-link:focus-visible .chooser-go { color: var(--ink); }
.chooser-link:hover .chooser-go .arrow, .chooser-link:focus-visible .chooser-go .arrow { transform: translateX(4px); }

.chooser-item--digital  .chooser-link:hover .chooser-word,
.chooser-item--digital  .chooser-link:focus-visible .chooser-word { color: var(--sage); }
.chooser-item--practical .chooser-link:hover .chooser-word,
.chooser-item--practical .chooser-link:focus-visible .chooser-word { color: var(--terra); }
.chooser-item--social   .chooser-link:hover .chooser-word,
.chooser-item--social   .chooser-link:focus-visible .chooser-word { color: var(--plum-accent); }

/* ---------- Themenwelten: gemeinsame Basis ---------- */
.world { padding-block: clamp(4.5rem, 10vh, 8rem); }

.world .headline {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  max-width: 18ch;
  margin-bottom: 1.6rem;
}

.world .lede { margin-bottom: 1.4rem; }

/* Themenwelt 01 — Digital (statischer Fallback-Hintergrund, JS blendet weich) */
.world--digital { background-color: var(--sage-bg); }
.world--digital .kicker { color: var(--sage); }
.world--digital .lede { color: var(--sage-deep); }

/* Themenwelt 02 — Practical */
.world--practical { background-color: var(--sand-bg); }
.world--practical .kicker { color: var(--terra); }
.world--practical .lede { color: var(--terra-deep); }

/* ---------- Serien-Selector (CSS-only, Radio-Technik) ---------- */
.series-selector { margin-top: clamp(2.2rem, 5vh, 3.5rem); }

.series-selector > input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.selector-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(0.4rem, 2vw, 1.2rem);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 0;
  margin-bottom: clamp(1.8rem, 4vh, 2.8rem);
}

.selector-tabs label {
  display: flex;
  align-items: baseline;
  gap: 0.55em;
  padding: 0.55em 0.9em 0.8em;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: border-color 0.25s ease, color 0.25s ease;
  color: var(--ink-faint);
}

.selector-tabs .num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.35rem;
  line-height: 1;
}

.selector-tabs .topic {
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.selector-tabs label:hover { color: var(--sage-deep); }

#band-1:checked ~ .selector-tabs label[for="band-1"],
#band-2:checked ~ .selector-tabs label[for="band-2"],
#band-3:checked ~ .selector-tabs label[for="band-3"],
#band-4:checked ~ .selector-tabs label[for="band-4"] {
  color: var(--sage-deep);
  border-bottom-color: var(--sage);
}

.series-selector > input[type="radio"]:focus-visible ~ .selector-tabs label {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.selector-panels { position: relative; }

.selector-panel { display: none; }

#band-1:checked ~ .selector-panels .selector-panel:nth-of-type(1),
#band-2:checked ~ .selector-panels .selector-panel:nth-of-type(2),
#band-3:checked ~ .selector-panels .selector-panel:nth-of-type(3),
#band-4:checked ~ .selector-panels .selector-panel:nth-of-type(4) {
  display: grid;
}

@media (prefers-reduced-motion: no-preference) {
  #band-1:checked ~ .selector-panels .selector-panel:nth-of-type(1),
  #band-2:checked ~ .selector-panels .selector-panel:nth-of-type(2),
  #band-3:checked ~ .selector-panels .selector-panel:nth-of-type(3),
  #band-4:checked ~ .selector-panels .selector-panel:nth-of-type(4) {
    animation: panel-in 0.45s ease;
  }
}

@keyframes panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

.selector-panel {
  grid-template-columns: minmax(200px, 280px) 1fr;
  gap: clamp(1.8rem, 5vw, 4rem);
  align-items: center;
}

.selector-panel .cover-frame { justify-self: start; }

.panel-band {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sage);
  margin: 0 0 0.8rem;
}

.panel-title {
  font-size: clamp(1.45rem, 3vw, 2rem);
  margin-bottom: 1rem;
  max-width: 20ch;
}

.selector-panel .body-copy { max-width: 46ch; }

.panel-actions { margin-top: 1.6rem; }

/* ---------- Cover-Darstellung ---------- */
.cover-frame {
  position: relative;
  display: inline-block;
}

.cover-frame::before {
  content: "";
  position: absolute;
  inset: 14px -14px -14px 14px;
  border: 1px solid var(--gold-line);
  border-radius: 2px;
  pointer-events: none;
}

.cover-frame img {
  position: relative;
  border-radius: 3px;
  box-shadow: 0 18px 40px -18px rgba(33, 29, 24, 0.45);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

a.cover-frame:hover img, a.cover-frame:focus-visible img,
.cover-hover:hover .cover-frame img, .cover-hover:focus-within .cover-frame img {
  transform: translateY(-5px);
  box-shadow: 0 26px 48px -18px rgba(33, 29, 24, 0.5);
}

/* ---------- Themenwelt 02: Layout ---------- */
.world-split {
  display: grid;
  grid-template-columns: 1.15fr minmax(240px, 340px);
  gap: clamp(2.5rem, 7vw, 6rem);
  align-items: center;
}

.world-split .cover-frame { justify-self: end; }

.world .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.8rem;
  align-items: center;
}

/* ---------- Themenwelt 03 — Social / dunkle Sektion ---------- */
.world--social {
  background-color: var(--plum);
  color: var(--plum-ivory);
}

.world--social .kicker { color: var(--plum-accent); }

.world--social .headline {
  color: #F5EFE7;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.world--social .intro-copy {
  max-width: 52ch;
  margin-bottom: 2.8rem;
}

.world--social .panel-title { color: #F5EFE7; }

.world--social .lede { color: var(--plum-accent); max-width: 34ch; }

.world--social .body-copy { color: rgba(239, 232, 224, 0.78); }

.world--social .byline { color: rgba(239, 232, 224, 0.5); }

.world--social .ext-note { color: rgba(239, 232, 224, 0.5); }

.world--social .cover-frame::before { border-color: rgba(168, 121, 127, 0.4); }

.world--social .cover-frame img { box-shadow: 0 22px 48px -16px rgba(0, 0, 0, 0.7); }

.book-feature {
  display: grid;
  grid-template-columns: minmax(220px, 300px) 1fr;
  gap: clamp(2.2rem, 6vw, 5rem);
  align-items: center;
}

.book-feature + .book-feature { margin-top: clamp(3rem, 7vh, 5rem); }

/* ---------- About ---------- */
.about { padding-block: clamp(4rem, 9vh, 7rem); }

.about .headline { font-size: clamp(1.9rem, 4.5vw, 3rem); margin-bottom: 1.6rem; }

.about .closing {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--gold);
  margin-top: 1.8rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: rgba(246, 241, 232, 0.75);
  padding-block: clamp(2.8rem, 6vh, 4rem) 2rem;
  font-size: 0.92rem;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 2.2rem;
  border-bottom: 1px solid rgba(246, 241, 232, 0.14);
  margin-bottom: 1.6rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.footer-brand img { width: 42px; height: 42px; border-radius: 50%; }

.footer-brand .name {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ivory);
}

.footer-brand .claim {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  text-transform: none;
  color: rgba(246, 241, 232, 0.6);
  margin-top: 0.25rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.8rem;
}

.footer-nav a {
  text-decoration: none;
  color: rgba(246, 241, 232, 0.75);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.footer-nav a:hover, .footer-nav a:focus-visible {
  color: var(--ivory);
  border-bottom-color: var(--gold);
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.8rem;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(246, 241, 232, 0.45);
}

.footer-meta a { color: inherit; text-decoration: none; }
.footer-meta a:hover, .footer-meta a:focus-visible { color: var(--ivory); }

/* ---------- Scroll-Reveal (nur mit JS + ohne reduced motion) ---------- */
.will-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.will-reveal.in { opacity: 1; transform: none; }

/* ---------- Rechtsseiten ---------- */
.legal {
  max-width: 720px;
  margin-inline: auto;
  padding: clamp(3rem, 7vh, 5rem) clamp(1.25rem, 4vw, 2.5rem) clamp(4rem, 8vh, 6rem);
}

.legal h1 {
  font-size: clamp(2.1rem, 5vw, 3rem);
  margin-bottom: 0.6em;
}

.legal h2 {
  font-size: 1.25rem;
  font-weight: 550;
  margin: 2.2em 0 0.7em;
}

.legal p, .legal address {
  color: var(--ink-soft);
  font-style: normal;
  margin: 0 0 1em;
}

.legal a { color: var(--ink); text-decoration-color: var(--gold-line); text-underline-offset: 3px; }
.legal a:hover { text-decoration-color: var(--gold); }

.legal-kicker {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 1.2rem;
}

/* ---------- English page ---------- */
.en-available {
  padding-block: clamp(3rem, 7vh, 5rem) 0;
}

.en-more {
  padding-block: clamp(3.5rem, 8vh, 6rem);
}

.en-more p {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  color: var(--ink-faint);
}

.en-more .text-link { margin-top: 0.8rem; }

/* ---------- Reduced Motion: alles ruhigstellen ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .will-reveal { opacity: 1; transform: none; }
  body.bg-anim { transition: none; }
}

/* ---------- Mobile / kleinere Viewports ---------- */
@media (max-width: 860px) {
  .world-split,
  .book-feature,
  .selector-panel { grid-template-columns: 1fr; }

  .world-split .cover-frame { justify-self: start; margin-top: 0.5rem; }

  .selector-panel { gap: 1.8rem; }
  .selector-panel .cover-frame { max-width: 230px; }

  .book-feature .cover-frame { max-width: 240px; }

  .chooser-link {
    grid-template-columns: auto 1fr;
    row-gap: 0.6rem;
  }
  .chooser-go { grid-column: 2; justify-self: start; }
}

@media (max-width: 560px) {
  body { font-size: 1rem; }

  .brand .wordmark { display: none; }

  .site-nav { gap: 1.1rem; }
  .site-nav a { font-size: 0.78rem; letter-spacing: 0.12em; }

  .hero { padding-block: 3.5rem 3rem; }

  .selector-tabs { gap: 0.15rem; }
  .selector-tabs label { padding: 0.5em 0.6em 0.7em; }
  .selector-tabs .topic { display: none; }
  .selector-tabs .num { font-size: 1.5rem; }

  .cover-frame::before { inset: 10px -10px -10px 10px; }

  .world .actions .btn { width: 100%; justify-content: center; }

  .footer-top { flex-direction: column; gap: 1.8rem; }
}