html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --red: #e83a2a;
  --orange: #f5a623;
  --white: #ffffff;
}

@font-face {
  font-family: 'Montserrat';
  src: url('Montserrat-VariableFont_wght.ttf') format('truetype');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Barlow Condensed';
  src: url('BarlowCondensed-Bold.ttf') format('truetype');
  font-weight: 700 800;
  font-style: normal;
  font-display: swap;
}

html, body {
  min-height: 100%;
  font-family: 'Montserrat', sans-serif;
  background: linear-gradient(135deg, var(--red) 0%, #f07030 50%, var(--orange) 100%);
  background-attachment: fixed;
  color: var(--white);
  /* overflow-x: hidden here forces overflow-y: auto, which breaks position:sticky */
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}


.page {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: clip; /* clip doesn't create a scroll container, so sticky still works */
}

/* ── BASE SECTIONS ── */
.section {
  width: 100%;
  padding: 88px 24px;
  scroll-margin-top: 52px;
}

section[id] { scroll-margin-top: 52px; }

.section-inner {
  max-width: 800px;
  margin: 0 auto;
}

.section-inner--wide {
  max-width: 960px;
  margin: 0 auto;
}

/* ── WHITE SECTIONS ── */
.section--white {
  background: #ffffff;
  position: relative;
  overflow: hidden;
  color: #1a1a1a;
}

.section--white .section-eyebrow { color: var(--red); opacity: 1; }
.section--white .section-headline { color: #111; }
.section--white .section-body { color: #555; }
.section--white .reveal { color: inherit; }

#fit {
  background-color: #fdfaf6;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='20' cy='20' r='1.5' fill='%23e83a2a' fill-opacity='0.1'/%3E%3C/svg%3E");
  background-attachment: fixed;
  background-size: 40px 40px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}
#testimonials,
#prinzipien,
#situation {
  background-color: #fdfaf6;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='20' cy='20' r='1.5' fill='%23e83a2a' fill-opacity='0.1'/%3E%3C/svg%3E");
  background-attachment: fixed;
  background-size: 40px 40px;
}
#buch {
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  background-color: #1a1a1a;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='20' cy='20' r='1.5' fill='white' fill-opacity='0.1'/%3E%3C/svg%3E");
  background-attachment: fixed;
  background-size: 40px 40px;
}
#buch .section-headline {
  background: linear-gradient(135deg, var(--red), var(--orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
@media (max-width: 760px) {
  #buch { min-height: auto; }
}
#cta          { background: linear-gradient(135deg, var(--red) 0%, #f07030 50%, var(--orange) 100%); background-attachment: fixed; }

.section--white .section-inner,
.section--white .section-inner--wide {
  position: relative;
  z-index: 1;
}

/* ── SHARED TYPOGRAPHY ── */
.section-eyebrow {
  font-size: clamp(13px, 1.5vw, 15px);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  margin-bottom: 16px;
}

.section-headline {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 32px;
}

.section-body {
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 400;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  margin-bottom: 20px;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  padding: 44px 24px 72px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero-top {
  text-align: center;
  max-width: 840px;
  margin: 0 auto 24px;
}

.hero-eyebrow {
  letter-spacing: 0.28em;
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: clamp(13px, 1.4vw, 16px);
  text-transform: uppercase;
  color: rgba(255,255,255,0.95);
  margin-bottom: 24px;
  animation: fadeUp 0.6s ease both;
}

.hero-headline {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(26px, 3.2vw, 44px);
  line-height: 1.0;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  animation: fadeUp 0.7s 0.1s ease both;
  margin-bottom: 20px;
}

.hero-headline-accent {
  color: #1a1a1a;
}

.hero-body {
  max-width: 840px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
  animation: fadeUp 0.7s 0.55s ease both;
}

.hero-video-wrap {
  width: 100%;
  max-width: 640px;
  margin: 8px auto 36px;
  padding: 0;
  animation: fadeUp 0.7s 0.25s ease both;
  transition: max-width 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* Beim Klick wächst der Player smooth auf volle Bühne. */
.hero-video-wrap.is-expanded {
  max-width: 960px;
}

.hero-video {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  background: #000;
  box-shadow: 0 20px 60px -20px rgba(0,0,0,0.55), 0 8px 24px -10px rgba(0,0,0,0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  outline: none;
}

.hero-video:hover,
.hero-video:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 28px 70px -22px rgba(0,0,0,0.65), 0 10px 28px -10px rgba(0,0,0,0.4);
}

.hero-video:focus-visible {
  box-shadow: 0 0 0 3px rgba(255,255,255,0.85), 0 20px 60px -20px rgba(0,0,0,0.55);
}

.hero-video-thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  z-index: 2;
  transition: opacity 0.5s ease, filter 0.5s ease;
}

.hero-video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(56px, 8vw, 72px);
  height: clamp(56px, 8vw, 72px);
  transform: translate(-50%, -50%);
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
  filter: drop-shadow(0 4px 14px rgba(0,0,0,0.45));
  z-index: 3;
}

.hero-video-duration {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 3px 6px;
  background: rgba(0,0,0,0.75);
  border-radius: 4px;
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(11px, 1.3vw, 13px);
  font-weight: 500;
  line-height: 1.2;
  color: #fff;
  pointer-events: none;
  z-index: 3;
}

.hero-video.is-playing .hero-video-duration { display: none; }

.hero-video:hover .hero-video-play {
  transform: translate(-50%, -50%) scale(1.06);
}

.hero-video-play svg {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.hero-video.is-playing { cursor: default; }
.hero-video.is-playing .hero-video-play { display: none; }

/* Während YT lädt: Thumbnail bleibt sichtbar, leichter Blur deutet den Übergang an. */
.hero-video.is-playing .hero-video-thumb {
  filter: blur(5px);
  transform: scale(1.02); /* gegen Blur-Kanten am Rand */
}

/* Sobald das Video tatsächlich spielt: Thumbnail fadet sanft aus. */
.hero-video.is-ready .hero-video-thumb {
  opacity: 0;
  filter: blur(0);
  pointer-events: none;
}

/* Zwischen-Hinweis nach 4s Ladezeit, bevor evtl. nach 6s der Fallback greift. */
.hero-video-hint {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(13px, 1.8vw, 15px);
  font-weight: 600;
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
  pointer-events: none;
  animation: fadeUp 0.4s ease both;
}

/* Nutzer mit reduzierten Animationen: Player direkt auf voller Größe, ohne Easing/Blur. */
@media (prefers-reduced-motion: reduce) {
  .hero-video-wrap { transition: none; max-width: 960px; }
  .hero-video,
  .hero-video-play,
  .hero-video-thumb { transition: none; }
  .hero-video.is-playing .hero-video-thumb { filter: none; transform: none; }
}

@media (max-width: 720px) {
  .hero-video-wrap { margin: 4px auto 28px; }
  .hero-video { border-radius: 10px; }
}

.hero-lead {
  font-size: clamp(16px, 1.9vw, 20px);
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,255,255,0.9);
  max-width: 640px;
  margin: 0 auto 22px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 16px;
  padding: 20px 26px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.hero-lead-sub {
  display: block;
  margin-top: 8px;
  font-size: clamp(13px, 1.5vw, 15px);
  color: rgba(255,255,255,0.65);
}

@media (max-width: 720px) {
  .hero-lead { padding: 14px 18px; }
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 16px;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  border: 1px solid rgba(255,255,255,0.32);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.82);
  white-space: nowrap;
}

.hero-chip svg {
  width: 14px;
  height: 14px;
  opacity: 0.75;
  flex-shrink: 0;
}

/* ── FORM STYLES ── */
.form-wrap { width: 100%; }

.form-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  margin-bottom: 14px;
}

.section--white .form-label { color: #555; }

.form-row {
  display: flex;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,0.18);
}

.form-row input[type="email"],
.form-row input[type="text"] {
  flex: 1;
  padding: 18px 22px;
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  font-weight: 400;
  background: rgba(255,255,255,0.95);
  border: none;
  outline: none;
  color: #222;
  min-width: 0;
  transition: background 0.2s;
}

.form-row input.input-error { background: #ffe8e5; outline: 2px solid #c0392b; }
.form-row input::placeholder { color: #aaa; }

.form-row button {
  padding: 18px 28px;
  background: #1a1a1a;
  color: #fff;
  border: none;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}

.form-row button:hover { background: #333; }

.confirmed-value {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.section--white .confirmed-value { color: #888; }

.confirmed-value span { color: rgba(255,255,255,0.85); font-weight: 600; }
.section--white .confirmed-value span { color: #333; }

.step {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(16px);
  transition: max-height 0.45s ease, opacity 0.35s ease, transform 0.35s ease;
}

.step.active { max-height: 380px; opacity: 1; transform: translateY(0); }
.hp-field { display: none !important; }

.consent-wrap {
  margin-top: 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.consent-wrap input[type="checkbox"] {
  margin-top: 2px;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  accent-color: #1a1a1a;
  cursor: pointer;
}

.consent-wrap label {
  font-size: 11px;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,255,255,0.55);
  cursor: pointer;
}

.section--white .consent-wrap label { color: #888; }

.consent-wrap label a { color: rgba(255,255,255,0.8); text-decoration: underline; text-underline-offset: 2px; }
.section--white .consent-wrap label a { color: #555; }

.consent-error {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 500;
  color: #fff;
  background: rgba(0,0,0,0.25);
  border-radius: 4px;
  padding: 8px 12px;
  display: none;
}

.field-error {
  font-size: 12px;
  font-weight: 500;
  color: #fff;
  background: rgba(0,0,0,0.25);
  border-radius: 4px;
  padding: 0 12px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease, padding 0.2s ease, margin-top 0.2s ease;
  margin-top: 0;
}

.field-error.visible { padding: 8px 12px; max-height: 60px; margin-top: 8px; }

.status-box { margin-top: 16px; font-size: 14px; font-weight: 500; }

.form-cta-hint {
  font-size: 11px;
  font-weight: 500;
  color: rgba(255,255,255,0.45);
  text-align: center;
  margin-top: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: opacity 0.4s ease;
}
.section--white .form-cta-hint { color: #bbb; }

.form-kein-buch-hint {
  font-size: 11px;
  font-weight: 500;
  color: rgba(255,255,255,0.35);
  text-align: center;
  margin-top: 12px;
  letter-spacing: 0.06em;
}
.form-kein-buch-hint a {
  color: rgba(255,255,255,0.55);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s;
}
.form-kein-buch-hint a:hover { color: rgba(255,255,255,0.85); }
.section--white .form-kein-buch-hint { color: #ccc; }
.section--white .form-kein-buch-hint a { color: #999; }
.section--white .form-kein-buch-hint a:hover { color: #555; }

.status-box.success {
  padding: 20px 24px;
  background: rgba(255,255,255,0.15);
  border-radius: 4px;
  backdrop-filter: blur(6px);
  text-align: center;
}

.section--white .status-box.success { background: rgba(232,58,42,0.08); color: #1a1a1a; }

.status-box.error-msg {
  color: #fff;
  padding: 14px 20px;
  background: rgba(0,0,0,0.2);
  border-radius: 4px;
}

.decision-line {
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 600;
  color: #333;
  line-height: 1.6;
  margin-bottom: 4px;
}

.decision-sub {
  font-size: clamp(14px, 1.5vw, 16px);
  font-weight: 400;
  color: #777;
  line-height: 1.7;
}

.aha-block {
  padding: 36px 40px;
  background: linear-gradient(135deg, rgba(232,58,42,0.05) 0%, rgba(245,166,35,0.05) 100%);
  border-left: 3px solid var(--red);
  border-radius: 0 12px 12px 0;
  margin: 0 0 52px;
}

.aha-question {
  font-size: clamp(13px, 1.5vw, 15px);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
}

.aha-answer {
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 700;
  color: #111;
  line-height: 1.45;
}

.solution-lead {
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 600;
  color: #333;
  margin-bottom: 8px;
}

.solution-sub {
  font-size: clamp(14px, 1.5vw, 15px);
  font-weight: 400;
  color: #777;
  margin-bottom: 24px;
}

.no-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 32px;
}

.no-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  background: #f5f5f5;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 500;
  color: #555;
}

.no-tag::before {
  content: '×';
  color: var(--red);
  font-size: 17px;
  font-weight: 700;
  line-height: 1;
}

.benefit-statement {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(22px, 3vw, 34px);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.15;
  background: linear-gradient(135deg, var(--red), var(--orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 8px;
}

/* ── FIT ── */
.fit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.fit-card {
  background: #fff;
  border-radius: 16px;
  padding: 32px 18px 26px;
  text-align: center;
  border: 1px solid rgba(200,160,100,0.18);
  transition: transform 0.2s, box-shadow 0.2s;
}

.fit-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.07);
}

.fit-icon-wrap {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--red), var(--orange));
  border-radius: 14px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fit-icon-wrap svg {
  width: 26px;
  height: 26px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.fit-card-text {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.65;
  color: #444;
}

/* ── PRINZIPIEN (5 Karten -> flex statt 4er-Grid, damit die letzte
   Reihe zentriert bleibt statt links hängenzubleiben) ── */
.prinzip-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.prinzip-grid .fit-card {
  flex: 1 1 200px;
  max-width: 220px;
}

.prinzip-outro {
  text-align: center;
  max-width: 640px;
  margin: 36px auto 0;
}

/* ── GASTGEBER ── */
.gastgeber-card {
  display: flex;
  align-items: flex-start;
  gap: 48px;
  margin-top: 36px;
}

.gastgeber-photo-col {
  flex-shrink: 0;
  width: 260px;
  text-align: center;
  position: sticky;
  top: 100px;
}

.gastgeber-photo {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.gastgeber-photo img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 720 / 900;
  object-fit: cover;
}

.gastgeber-name {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 28px);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: #111;
  line-height: 1.1;
  margin-top: 16px;
}

.gastgeber-role {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--red);
  opacity: 0.85;
  margin-top: 6px;
}

.gastgeber-text {
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 400;
  line-height: 1.75;
  color: #555;
  margin-bottom: 12px;
}

.gastgeber-text--soft {
  color: #888;
  font-style: italic;
  margin-bottom: 0;
}

@media (max-width: 760px) {
  .gastgeber-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
  }
  .gastgeber-photo-col { width: 160px; position: static; }
}

/* ── ABLAUF ── */
.timeline { margin-top: 16px; }

.timeline-item {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 0 32px;
  position: relative;
}

.timeline-time-col {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  padding-top: 4px;
  padding-bottom: 48px;
  position: relative;
}

.timeline-item:last-child .timeline-time-col { padding-bottom: 0; }

.timeline-time-col::after {
  content: '';
  position: absolute;
  right: -17px;
  top: 18px;
  bottom: 0;
  width: 1px;
  background: #e5e5e5;
}

.timeline-item:last-child .timeline-time-col::after { display: none; }

.timeline-dot {
  position: absolute;
  right: -22px;
  top: 10px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--red);
  opacity: 0.45;
}

.timeline-time {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #1a1a1a;
  line-height: 1;
}

.timeline-content { padding-top: 2px; padding-bottom: 48px; }
.timeline-item:last-child .timeline-content { padding-bottom: 0; }

.timeline-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 8px;
}

.timeline-text {
  font-size: clamp(14px, 1.5vw, 15px);
  font-weight: 400;
  line-height: 1.75;
  color: #555;
}

.timeline-statements {
  list-style: none;
  margin: 14px 0 14px 2px;
}

.timeline-statements li {
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 400;
  color: #1a1a1a;
  padding-left: 20px;
  position: relative;
  margin-bottom: 9px;
  line-height: 1.45;
}

.timeline-statements li::before {
  content: '';
  position: absolute;
  left: 0;
  width: 10px;
  height: 10px;
  background: linear-gradient(135deg, var(--red), var(--orange));
  border-radius: 3px;
  top: 50%;
  transform: translateY(-50%);
}

/* ── TESTIMONIALS ── */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 40px 0 48px;
}

.testimonial-card {
  background: #fff;
  border: 1px solid rgba(200,160,100,0.18);
  border-radius: 12px;
  padding: 28px 24px 24px;
}

.testimonial-quote {
  font-size: clamp(13px, 1.4vw, 15px);
  font-weight: 400;
  line-height: 1.75;
  color: #444;
  margin-bottom: 20px;
}

.testimonial-quote::before {
  content: '„';
  font-size: 36px;
  font-weight: 800;
  color: rgba(232,58,42,0.2);
  display: block;
  line-height: 1;
  margin-bottom: 10px;
}

.testimonial-author {
  font-size: 13px;
  font-weight: 700;
  color: #111;
  display: block;
}

.testimonial-role {
  font-size: 11px;
  font-weight: 400;
  color: #aaa;
  display: block;
  margin-top: 3px;
}

.testimonial-cta-text {
  font-size: clamp(15px, 1.8vw, 18px);
  font-weight: 600;
  color: #1a1a1a;
  margin: 0 auto 24px;
  line-height: 1.5;
  text-align: center;
  max-width: 560px;
}

.badge-kostenlos {
  margin-top: 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #bbb;
}

/* ── FAQ ── */
.faq-list { margin-top: 8px; }

.faq-item { border-bottom: 1px solid #ebebeb; }
.faq-item:first-child { border-top: 1px solid #ebebeb; }

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 0;
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 600;
  color: #111;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-arrow {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 300;
  color: #888;
  transition: transform 0.25s ease;
  line-height: 1;
}

.faq-item[open] .faq-arrow { transform: rotate(45deg); }

.faq-body {
  padding: 0 0 22px;
  font-size: clamp(13px, 1.5vw, 15px);
  font-weight: 400;
  line-height: 1.8;
  color: #666;
}

/* ── CTA (gradient again) ── */
#cta .section-headline { color: #1a1a1a; }

.cta-kicker {
  font-size: clamp(17px, 2.2vw, 22px);
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  line-height: 1.5;
  max-width: 560px;
  margin: 0 auto 18px;
}

.cta-anaphora { font-weight: 500; }

.cta-benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin: 0 0 28px;
  padding: 0;
}

.cta-benefits li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 500;
  color: #fff;
}

.cta-benefits svg {
  width: 20px;
  height: 20px;
  opacity: 0.85;
  flex-shrink: 0;
}

.cta-signature {
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.cta-chips { margin-top: 8px; }

.cta-tagline {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #1a1a1a;
  text-shadow: 0 0 10px rgba(255,255,255,0.55), 0 0 26px rgba(255,220,160,0.5);
  margin-bottom: 24px;
}

/* ── FOOTER ── */
.footer {
  padding: 40px 24px 28px;
  font-size: 11px;
  font-weight: 400;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.06em;
  text-align: center;
}

.footer a { color: rgba(255,255,255,0.55); text-decoration: none; }

/* ── RESPONSIVE ── */
@media (max-width: 760px) {
  .hero-top { margin-bottom: 16px; }

  .testimonial-grid { grid-template-columns: 1fr; gap: 16px; }

  .fit-grid { grid-template-columns: repeat(2, 1fr); }

  .prinzip-grid .fit-card { max-width: none; }
}

@media (max-width: 500px) {
  .form-row { flex-direction: column; }
  .form-row input, .form-row button { width: 100%; }

  .timeline-item { grid-template-columns: 72px 1fr; gap: 0 20px; }
  .timeline-time-col::after { right: -11px; }
  .timeline-dot { right: -16px; }

  .fit-grid { grid-template-columns: 1fr; }

  .aha-block { padding: 28px 24px; }
}

.sit-accent-word {
  background: linear-gradient(135deg, var(--red), var(--orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── PROBLEM (statisch, ohne Slides) ── */
/* Hinweis: Alle Farb-Deklarationen hier sind mit #situation vorangestellt, weil
   .section--white .reveal { color: inherit } sonst (gleiche Specificity, spätere
   Regel) über einfache Klassen-Selektoren gewinnt. */
#situation .problem-frame {
  background: linear-gradient(135deg, rgba(232,58,42,0.05), rgba(245,166,35,0.06));
  border: 1px solid rgba(232,58,42,0.12);
  border-radius: 20px;
  padding: 32px;
  margin-bottom: 44px;
}

#situation .problem-lead {
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 600;
  color: #222;
  line-height: 1.5;
  margin-bottom: 28px;
}

.problem-questions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

#situation .problem-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 14px;
  font-size: clamp(14px, 1.6vw, 16px);
  font-weight: 500;
  color: #333;
  line-height: 1.45;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

.problem-q-mark {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--red), var(--orange));
  color: #fff;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 14px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.problem-insight {
  background: linear-gradient(135deg, var(--red), var(--orange));
  border-radius: 18px;
  padding: 22px 36px;
  text-align: center;
  margin: 0 0 44px;
}

.problem-insight p {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.35;
  color: #fff;
}

@media (max-width: 700px) {
  #situation .problem-frame { padding: 22px 14px; }
  #situation .problem-lead { padding: 0 8px; }
  .problem-questions { grid-template-columns: 1fr; }
  #situation .problem-q { padding: 16px 14px; }
  .problem-insight { padding: 20px 18px; }
}

/* ═══════════════════════════════════════════════════════════════
   DARK MODE (folgt System-Setting via prefers-color-scheme)
   ═══════════════════════════════════════════════════════════════ */
@media (prefers-color-scheme: dark) {

  /* ── WEISSE SECTIONS → DUNKEL ── */
  .section--white { background: #0f0f0f; color: #e8e8e8; }
  .section--white .section-headline { color: #f5f5f5; }
  .section--white .section-body { color: #b0b0b0; }
  .section--white .section-eyebrow { color: var(--red); opacity: 1; }

  .gastgeber-name { color: #f5f5f5; }
  .gastgeber-text { color: #b0b0b0; }
  .gastgeber-text--soft { color: #777; }
  #fit,
  #testimonials,
  #prinzipien,
  #situation {
    background-color: #14110d;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='20' cy='20' r='1.5' fill='white' fill-opacity='0.07'/%3E%3C/svg%3E");
    background-attachment: fixed;
    background-size: 40px 40px;
  }

  /* ── TEXT-FARBEN (auf dunklen Sections) ── */
  .timeline-statements li,
  .testimonial-cta-text { color: #e5e5e5; }

  .decision-line,
  .solution-lead { color: #d0d0d0; }

  .decision-sub,
  .solution-sub { color: #888; }

  .stat-label,
  .badge-kostenlos { color: #777; }

  /* ── PROBLEM-STAT / AHA-BLOCK (Tönungs-Boxen) ── */
  .problem-stat {
    background: linear-gradient(135deg, rgba(232,58,42,0.12), rgba(245,166,35,0.12));
    border-color: rgba(232,58,42,0.25);
  }
  .aha-block {
    background: linear-gradient(135deg, rgba(232,58,42,0.1) 0%, rgba(245,166,35,0.1) 100%);
  }
  .aha-answer { color: #f5f5f5; }

  /* ── PROBLEM (statisch) ── */
  #situation .problem-frame {
    background: linear-gradient(135deg, rgba(232,58,42,0.12), rgba(245,166,35,0.12));
    border-color: rgba(232,58,42,0.25);
  }
  #situation .problem-lead { color: #e8e8e8; }
  #situation .problem-q {
    background: #1a1a1a;
    border-color: rgba(255,255,255,0.08);
    color: #d5d5d5;
    box-shadow: none;
  }

  /* ── NO-TAGS ── */
  .no-tag { background: #1f1f1f; color: #b0b0b0; }

  /* ── FIT-CARDS ── */
  .fit-card {
    background: #1a1a1a;
    border-color: rgba(200,160,100,0.18);
  }
  .fit-card:hover { box-shadow: 0 10px 30px rgba(0,0,0,0.4); }
  .fit-card-text { color: #c0c0c0; }

  /* ── ABLAUF / TIMELINE ── */
  .timeline-time-col::after { background: #2a2a2a; }
  .timeline-time { color: #f0f0f0; }
  .timeline-text { color: #b0b0b0; }

  /* ── TESTIMONIALS ── */
  .testimonial-card { background: #1a1a1a; border-color: #2a2a2a; }
  .testimonial-quote { color: #c0c0c0; }
  .testimonial-author { color: #f0f0f0; }
  .testimonial-role { color: #888; }
  .testimonial-quote::before { color: rgba(232,58,42,0.35); }

  /* ── FAQ ── */
  .faq-item { border-bottom-color: #2a2a2a; }
  .faq-item:first-child { border-top-color: #2a2a2a; }
  .faq-item summary { color: #f0f0f0; }
  .faq-arrow { border-color: #444; color: #aaa; }
  .faq-body { color: #999; }


}

/* ═══════════════════════════════════════════════════════════════
   BUCH-INCENTIVE-KAMPAGNE
   ═══════════════════════════════════════════════════════════════ */

/* ── Sticky Nav ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: #1a1a1a;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.site-nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 9px 24px;
  position: relative;
}

.site-nav-links {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  gap: 30px;
}

.site-nav-links a {
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: color 0.2s;
  white-space: nowrap;
}

.site-nav-links a:hover { color: #fff; }

.site-nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  margin-left: auto;
}

.site-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  background: linear-gradient(135deg, var(--red), var(--orange));
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 100px;
  white-space: nowrap;
  transition: transform 0.2s, box-shadow 0.2s;
}

.site-nav-cta svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.site-nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(232,58,42,0.4);
}

.site-nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: rgba(255,255,255,0.08);
  border: none;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.site-nav-toggle svg { width: 18px; height: 18px; stroke: #fff; }

@media (max-width: 760px) {
  .site-nav-inner { padding: 9px 20px; }

  .section,
  section[id] { scroll-margin-top: 55px; }

  .site-nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    transform: none;
    flex-direction: column;
    gap: 0;
    background: #1a1a1a;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.3s ease, opacity 0.25s ease;
  }

  .site-nav-links.is-open { max-height: 280px; opacity: 1; }

  .site-nav-links a {
    padding: 15px 24px;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .site-nav-cta {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    padding: 8px 14px;
    font-size: 11px;
  }
  .site-nav-toggle { display: flex; }
}

/* ── Hero Pill ── */
.buch-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.18);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 100px;
  padding: 7px 16px 7px 12px;
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.92);
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
}
.buch-pill svg {
  width: 14px;
  height: 14px;
  opacity: 0.85;
  flex-shrink: 0;
}

/* ── Zurück-Buttons ── */
.buch-back-btn {
  background: none;
  border: none;
  color: rgba(255,255,255,0.55);
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  margin-bottom: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-block;
  transition: color 0.2s;
}
.buch-back-btn:hover { color: rgba(255,255,255,0.9); }

.form-back-btn {
  background: none;
  border: none;
  color: rgba(255,255,255,0.55);
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  margin-bottom: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-block;
  transition: color 0.2s;
}
.form-back-btn:hover { color: rgba(255,255,255,0.9); }

/* ── Buch-Sektion ── */
.buch-subline {
  font-size: clamp(14px, 1.6vw, 17px);
  color: rgba(255,255,255,0.82);
  max-width: 540px;
  margin: 0 auto 36px;
  line-height: 1.65;
}
.buch-subline p + p {
  margin-top: 14px;
}

/* ── Buchkarten ── */
.buch-karten {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: flex-end;
  margin-bottom: 28px;
}

.buch-karte {
  cursor: pointer;
  border-radius: 10px;
  padding: 4px;
  border: 2px solid transparent;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease;
  position: relative;
  flex: 1;
  max-width: 150px;
  outline: none;
}

.buch-karte:hover { transform: translateY(-5px); }
.buch-karte:focus-visible { box-shadow: 0 0 0 3px rgba(255,255,255,0.7); border-radius: 10px; }

.buch-karte.is-selected {
  border-color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.14);
  transform: translateY(-5px);
}

.buch-karte--featured {
  flex: 1.25;
  max-width: 185px;
}

.buch-cover {
  width: 100%;
  aspect-ratio: 2 / 3;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 10px 10px 12px;
  box-shadow: 0 8px 28px rgba(0,0,0,0.4);
}

.buch-cover--nie     { background: #1a2c4e; }
.buch-cover--atomic  { background: #1a3320; }
.buch-cover--gogiver { background: #2d1a3e; }

.buch-titel {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 13px;
  line-height: 1.2;
  color: #fff;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.buch-karte--featured .buch-titel { font-size: 15px; }

.buch-autor {
  font-size: 9px;
  font-weight: 400;
  color: rgba(255,255,255,0.6);
  line-height: 1.35;
}
.buch-karte--featured .buch-autor { font-size: 10px; }

.buch-badge-beliebt {
  position: absolute;
  top: -9px;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  color: var(--red);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
  z-index: 2;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}

/* ── Buch Auswahl Hint ── */
@keyframes buch-hint-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.buch-auswahl-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 6px;
  margin-bottom: 8px;
  font-family: 'Montserrat', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  transition: opacity 0.35s ease;
}
.buch-hint-icon {
  display: inline-block;
  flex-shrink: 0;
  animation: buch-hint-bounce 1.6s ease-in-out infinite;
}
#buchKarten:has(.is-selected) ~ .buch-auswahl-hint {
  opacity: 0;
  pointer-events: none;
}
@media (prefers-reduced-motion: reduce) {
  .buch-hint-icon { animation: none; }
}

/* ── Step-1-Weiter ── */
.buchWeiterWrap {
  display: none;
  text-align: center;
  margin: 0 0 28px;
}

/* ── Buch-Form-Wrapper ── */
.buch-form-wrap {
  display: none;
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}
.buch-form-wrap.is-open { display: block; }

/* ── Buch-Steps (analog .step) ── */
.buch-step {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(16px);
  transition: max-height 0.45s ease, opacity 0.35s ease, transform 0.35s ease;
}
.buch-step.active {
  max-height: 700px;
  opacity: 1;
  transform: translateY(0);
}

/* ── Buch-Inputs ── */
.buch-input-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
}

.buch-input {
  width: 100%;
  padding: 16px 18px;
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  font-weight: 400;
  background: rgba(255,255,255,0.95);
  border: none;
  border-radius: 4px;
  outline: none;
  color: #222;
  box-sizing: border-box;
  transition: background 0.2s;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}
.buch-input::placeholder { color: #aaa; }
.buch-input.input-error { background: #ffe8e5; outline: 2px solid #c0392b; }

.buch-plz-row {
  display: flex;
  gap: 10px;
}
.buch-plz-row .buch-input:first-child { max-width: 110px; flex-shrink: 0; }
.buch-plz-row .buch-input:last-child  { flex: 1; }

/* ── Buch Weiter-Button (shared class for step1 button + in-form buttons) ── */
.buch-next-btn {
  display: block;
  width: 100%;
  padding: 16px 28px;
  background: #1a1a1a;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 14px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.buch-next-btn:hover { background: #333; }

/* standalone (step 1, outside form): auto-width & center */
.buchWeiterWrap .buch-next-btn {
  display: inline-block;
  width: auto;
  padding: 14px 40px;
}

/* ── Buch confirmed line ── */
.buch-confirmed {
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.55);
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.buch-confirmed strong,
.buch-confirmed span { color: rgba(255,255,255,0.88); font-weight: 600; }

/* ── Buchcover-Bild ── */
.buch-cover-img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  object-position: center top;
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(0,0,0,0.45);
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

/* ── CTA Thumbnails ── */
.cta-buch-thumbs {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 8px;
}

.cta-thumb {
  width: 60px;
  height: 85px;
  border-radius: 5px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.3);
  object-fit: cover;
  object-position: center top;
  display: block;
}

.cta-buch-hint {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

/* ── Buch-Details-Toggle ── */
.buch-details-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.6);
  font-family: 'Montserrat', sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 10px 4px 2px;
  width: 100%;
  transition: color 0.2s;
  white-space: nowrap;
}
.buch-details-toggle:hover { color: #fff; }
.buch-details-toggle svg {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
  stroke: currentColor;
}
.buch-karte.is-selected .buch-details-toggle { display: flex; }

/* ── Buch-Details-Panel ── */
.buch-details-panel {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  max-width: 520px;
  margin: 0 auto;
  transition: max-height 0.45s ease, opacity 0.35s ease, margin-bottom 0.45s ease;
}
.buch-details-panel.is-open {
  max-height: 600px;
  opacity: 1;
  margin-bottom: 28px;
}
.buch-details-inner {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 12px;
  padding: 20px 22px 22px;
  text-align: left;
  position: relative;
}
.buch-details-titel {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(15px, 1.9vw, 20px);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #fff;
  margin-bottom: 3px;
  line-height: 1.15;
  padding-right: 24px;
}
.buch-details-autor {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 14px;
}
.buch-details-synopsis {
  font-size: clamp(12px, 1.4vw, 14px);
  font-weight: 400;
  line-height: 1.75;
  color: rgba(255,255,255,0.8);
}
.buch-details-close {
  position: absolute;
  top: 10px;
  right: 12px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.35);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}
.buch-details-close:hover { color: rgba(255,255,255,0.85); }
.buch-details-close svg { width: 16px; height: 16px; stroke: currentColor; }

/* ── Responsive Buchkarten ── */
@media (max-width: 500px) {
  .buch-karten { gap: 10px; }
  .buch-karte  { max-width: none; }
  .buch-karte--featured { max-width: none; }
  .buch-badge-beliebt { font-size: 8px; padding: 3px 10px; }
  .buch-titel { font-size: 11px; }
  .buch-karte--featured .buch-titel { font-size: 13px; }
  .buch-autor { font-size: 8px; }
  .buch-karte--featured .buch-autor { font-size: 9px; }
}