:root {
  --retreat-sea:         #acddd1;
  --retreat-sea-70:      rgba(172, 221, 209, 0.7);
  --retreat-sea-40:      rgba(172, 221, 209, 0.4);
  --retreat-sea-20:      rgba(172, 221, 209, 0.2);

  --retreat-cobalt:      #2933ba;
  --retreat-cobalt-70:   rgba(41, 51, 186, 0.7);
  --retreat-cobalt-20:   rgba(41, 51, 186, 0.2);

  --retreat-shark:       #252c37;
  --retreat-shark-70:    rgba(37, 44, 55, 0.7);
  --retreat-shark-50:    rgba(37, 44, 55, 0.5);
  --retreat-shark-20:    rgba(37, 44, 55, 0.2);
  --retreat-shark-10:    rgba(37, 44, 55, 0.1);
  --retreat-shark-08:    rgba(37, 44, 55, 0.08);

  --retreat-grain:       #e3ceb2;
  --retreat-grain-50:    rgba(227, 206, 178, 0.5);
  --retreat-grain-20:    rgba(227, 206, 178, 0.2);

  --white:               #ffffff;
  --off-white:           #f8f6f3;
}


@keyframes refFadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes refSlideLeft {
  from { opacity: 0; transform: translateX(-80px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes refSlideRight {
  from { opacity: 0; transform: translateX(80px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes refBgZoom {
  from { transform: scale(1.08); }
  to   { transform: scale(1); }
}

@keyframes refScrollPulse {
  0%, 100% { transform: scaleY(1);   opacity: 0.4; }
  50%      { transform: scaleY(0.5); opacity: 1; }
}

@keyframes refFloat {
  0%   { transform: translate(0, 0); }
  100% { transform: translate(var(--tx, 40px), var(--ty, -40px)); }
}

.ref-hero {
  position: relative;
  min-height: 55vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.ref-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.ref-hero__bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 80%;
  animation: refBgZoom 12s ease-out forwards;
}

.ref-hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      to bottom,
      rgba(37, 44, 55, 0.45)  0%,
      rgba(37, 44, 55, 0.75) 60%,
      rgba(37, 44, 55, 0.92) 100%
    );
}

.ref-hero__overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 55% 45% at 50% 65%,
    rgba(172, 221, 209, 0.1) 0%,
    transparent 65%
  );
}


.ref-hero__particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.ref-hero__particle {
  position: absolute;
  border-radius: 50%;
  background: var(--retreat-sea);
  animation: refFloat var(--dur, 10s) var(--del, 0s) ease-in-out infinite alternate;
  pointer-events: none;
}


.ref-hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-top: clamp(7rem, 14vw, 11rem);
  padding-bottom: clamp(3.5rem, 7vw, 5.5rem);
}

.ref-hero__headline {
  font-family: 'Geared Slab', 'Roboto Slab', Georgia, serif;
  font-size: clamp(2.5rem, 5vw + 0.75rem, 4.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.06;
  margin-bottom: 1rem;
}

.ref-hero__slide {
  display: block;
}

.ref-hero__slide--left {
  animation: refSlideLeft 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.15s both;
}

.ref-hero__slide--right {
  animation: refSlideRight 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.35s both;
}

.ref-hero__headline em {
  font-family: 'Thirsty Rough', Georgia, serif;
  font-style: normal;
  font-weight: 700;
  color: var(--retreat-sea);
}


.ref-hero__headline em .kern-er {
  letter-spacing: 0.003em;
}

.ref-hero__subtitle {
  font-family: 'Lato', sans-serif;
  font-size: clamp(0.95rem, 1.1vw + 0.4rem, 1.15rem);
  font-weight: 300;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.75;
  max-width: none;
  margin-inline: auto;
  animation: refFadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.45s both;
}

/* Jeder Satz eine unteilbare Einheit: passt alles nebeneinander, bleibt es
   eine Zeile; sonst bricht nur zwischen den Sätzen um (nie mitten im Satz). */
.ref-hero__subtitle span {
  white-space: nowrap;
}

.ref-hero__line {
  width: 48px;
  height: 3px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 2px;
  margin: 1.75rem auto 0;
  animation: refFadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.65s both;
  opacity: 0.6;
}


.ref-hero__scroll {
  position: absolute;
  bottom: 2rem;
  right: clamp(1.5rem, 4vw, 3rem);
  z-index: 3;
  opacity: 0.45;
  transition: opacity 0.3s;
}
@media (hover: hover) { .ref-hero__scroll:hover { opacity: 1; } }

.ref-hero__scroll-line {
  width: 1px;
  height: 55px;
  background: linear-gradient(to bottom, transparent, var(--retreat-sea));
  animation: refScrollPulse 2.5s ease-in-out infinite;
}


.ref-stack {
  background: var(--white);
  padding-top: clamp(4rem, 7vw, 6rem);
  padding-bottom: 0;
}


.ref-stack__header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);

  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.ref-stack__header.revealed {
  opacity: 1;
  transform: none;
}

.ref-stack__eyebrow {
  display: block;
  font-family: 'Thirsty Rough', Georgia, serif;
  font-size: clamp(1.25rem, 1vw + 0.85rem, 1.6rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--retreat-sea);
  margin-bottom: 1rem;
}

.ref-stack__section-headline {
  font-family: 'Geared Slab', 'Roboto Slab', Georgia, serif;
  font-size: clamp(2rem, 4vw + 0.3rem, 3rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--retreat-shark);
  margin: 0 0 1rem;
}

.ref-stack__section-intro {
  font-family: 'Lato', sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--retreat-shark-70);
  margin: 0 auto;
}


.ref-stack__cards {
  position: relative;
}


.ref-stack__card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 420px;
  position: sticky;
  top: 80px;
  background: var(--white);
  border-top: 1px solid var(--retreat-shark-08);
  overflow: hidden;
}

.ref-stack__card--reverse {
  direction: rtl;
}
.ref-stack__card--reverse > * {
  direction: ltr;
}

.ref-stack__card:nth-child(2) { box-shadow: 0 -4px 20px rgba(37,44,55,0.06); }
.ref-stack__card:nth-child(3) { box-shadow: 0 -4px 20px rgba(37,44,55,0.08); }
.ref-stack__card:nth-child(4) { box-shadow: 0 -4px 20px rgba(37,44,55,0.10); }
.ref-stack__card:nth-child(5) { box-shadow: 0 -4px 20px rgba(37,44,55,0.12); }

.ref-stack__card:last-of-type {
  margin-bottom: 60vh;
}


.ref-stack__image {
  overflow: hidden;
}

.ref-stack__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

@media (hover: hover) { .ref-stack__card:hover .ref-stack__image img {
  transform: scale(1.03);
} }


.ref-stack__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
}

.ref-stack__step {
  position: absolute;
  top: -0.15em;
  right: 0.1em;
  font-family: 'Geared Slab', 'Roboto Slab', Georgia, serif;
  font-size: clamp(8rem, 15vw, 14rem);
  font-weight: 800;
  color: var(--retreat-sea-20);
  line-height: 1;
  pointer-events: none;
  z-index: 0;
  user-select: none;
}

.ref-stack__card--reverse .ref-stack__step {
  right: auto;
  left: 0.1em;
}

.ref-stack__label {
  font-family: 'Thirsty Rough', Georgia, serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--retreat-sea);
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.ref-stack__title {
  font-family: 'Geared Slab', 'Roboto Slab', Georgia, serif;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--retreat-shark);
  margin: 0 0 1rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
  position: relative;
  z-index: 1;
}

.ref-stack__text {
  font-family: 'Lato', sans-serif;
  font-size: 0.95rem;
  color: var(--retreat-shark-70);
  line-height: 1.7;
  max-width: 46ch;
  margin: 0 0 1.75rem;
  position: relative;
  z-index: 1;
}

.ref-stack__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.ref-stack__stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.ref-stack__stat-value {
  font-family: 'Geared Slab', 'Roboto Slab', Georgia, serif;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--retreat-shark);
  letter-spacing: -0.01em;
}

.ref-stack__stat-label {
  font-family: 'Lato', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--retreat-shark-50);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ref-stack__spacer {
  height: 1px;
}


@media (max-width: 768px) {
  /* Kein Platz mehr fuer eine Zeile: jeden Satz einzeln untereinander. */
  .ref-hero__subtitle span {
    display: block;
  }
  .ref-stack__card {
    grid-template-columns: 1fr;
    min-height: auto;
    top: 64px;
  }
  .ref-stack__card--reverse {
    direction: ltr;
  }
  .ref-stack__image {
    aspect-ratio: 16 / 10;
  }
  .ref-stack__card:last-of-type {
    margin-bottom: 40vh;
  }
  .ref-stack__step {
    font-size: 6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ref-stack__header { opacity: 1; transform: none; transition: none; }
  .ref-stack__image img { transition: none; }
}


.ub-testimonials {
  background: var(--off-white);
  padding-top: clamp(4rem, 8vw, 7rem);
  padding-bottom: clamp(4rem, 8vw, 7rem);
  border-top: 1px solid var(--retreat-shark-10);
}

.ub-testimonials__layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.ub-testimonials__intro {
  padding-top: clamp(1rem, 3vw, 3rem);
}

.ub-testimonials__headline {
  font-family: 'Geared Slab', 'Roboto Slab', Georgia, serif;
  font-size: clamp(2rem, 3.5vw + 0.5rem, 3.2rem);
  font-weight: 800;
  color: var(--retreat-shark);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.ub-testimonials__sub {
  font-family: 'Lato', sans-serif;
  font-size: clamp(0.95rem, 1vw + 0.3rem, 1.05rem);
  color: var(--retreat-shark-50);
  line-height: 1.6;
}

.ub-testimonials__carousel { position: relative; overflow: hidden; }

.ub-testimonials__track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.ub-testimonials__slide {
  min-width: 100%;
  padding: 0 2px;
}

.ub-testimonials__card {
  background: var(--white);
  border: 1px solid var(--retreat-shark-10);
  border-radius: 0.75rem;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.ub-testimonials__card-top { display: flex; align-items: center; }
.ub-testimonials__quote-icon { flex-shrink: 0; }

.ub-testimonials__quote {
  font-family: 'Lato', sans-serif;
  font-size: clamp(0.95rem, 1.1vw + 0.2rem, 1.1rem);
  color: var(--retreat-shark);
  line-height: 1.7;
}

.ub-testimonials__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ub-testimonials__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--retreat-shark-10);
  flex-shrink: 0;
}

.ub-testimonials__name {
  display: block;
  font-family: 'Lato', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--retreat-shark);
  line-height: 1.3;
}

.ub-testimonials__role {
  display: block;
  font-family: 'Lato', sans-serif;
  font-size: 0.78rem;
  color: var(--retreat-shark-50);
  line-height: 1.3;
}

.ub-testimonials__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.5rem;
  padding: 0 2px;
}

.ub-testimonials__dots { display: flex; gap: 0.5rem; }

.ub-testimonials__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--retreat-shark-20);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease;
}

.ub-testimonials__dot--active {
  background: var(--retreat-shark);
  transform: scale(1.2);
}

@media (hover: hover) { .ub-testimonials__dot:hover { background: var(--retreat-shark-50); } }

.ub-testimonials__arrows { display: flex; gap: 0.5rem; }

.ub-testimonials__arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--retreat-shark-20);
  background: none;
  color: var(--retreat-shark-70);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

@media (hover: hover) { .ub-testimonials__arrow:hover {
  border-color: var(--retreat-cobalt);
  color: var(--white);
  background: var(--retreat-cobalt);
  transform: scale(1.05);
} }

@media (max-width: 900px) {
  .ub-testimonials__layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .ub-testimonials__intro {
    padding-top: 0;
    text-align: center;
  }
}


@keyframes refImpressionLeft {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}

@keyframes refImpressionRight {
  from { transform: translate3d(-50%, 0, 0); }
  to   { transform: translate3d(0, 0, 0); }
}

.ref-gallery {
  background: var(--white);
  padding-block: clamp(5rem, 9vw, 8rem);
  overflow: hidden;
}

.ref-gallery__header {
  margin-bottom: clamp(2rem, 4vw, 3rem);

  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.ref-gallery__header.revealed {
  opacity: 1;
  transform: none;
}

.ref-gallery__headline {
  font-family: 'Geared Slab', 'Roboto Slab', Georgia, serif;
  font-size: clamp(1.75rem, 2.5vw + 0.5rem, 2.5rem);
  font-weight: 800;
  color: var(--retreat-shark);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 0.45rem;
}

.ref-gallery__sub {
  font-family: 'Lato', sans-serif;
  font-size: 0.95rem;
  color: var(--retreat-shark-50);
  margin: 0;
}


.ref-slider {
  display: flex;
  flex-direction: column;
  gap: 1rem;

  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1) 0.2s, transform 0.7s cubic-bezier(0.4,0,0.2,1) 0.2s;
}
.ref-slider.revealed {
  opacity: 1;
  transform: none;
}


.ref-slider__row {
  overflow: hidden;
  contain: layout style paint;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
          mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
}

.ref-slider__track {
  display: flex;
  gap: 1rem;
  width: max-content;
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* Dauer proportional zur Motivanzahl, damit die Laufgeschwindigkeit (px/s)
   gleich bleibt wie vor dem Hinzufuegen der Bilder: links 12 Motive (vorher
   5/35s -> 84s), rechts 12 Motive (vorher 6/35s -> 70s). */
.ref-slider__row[data-direction="left"]  .ref-slider__track {
  animation: refImpressionLeft  84s linear infinite;
}
.ref-slider__row[data-direction="right"] .ref-slider__track {
  animation: refImpressionRight 70s linear infinite;
}


.ref-slider__slide {
  flex: 0 0 auto;
  width: clamp(300px, 26vw, 450px);
  aspect-ratio: 16 / 10;
  border-radius: 12px;
  overflow: hidden;
  background: var(--retreat-shark-08);
  position: relative;
}

.ref-slider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  position: relative;
  z-index: 1;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (hover: hover) { .ref-slider__slide:hover img {
  transform: scale(1.06);
} }

@media (max-width: 900px) {
  .ref-slider__slide { width: clamp(220px, 28vw, 320px); }
}

@media (max-width: 560px) {
  .ref-slider__slide { width: clamp(200px, 55vw, 280px); }
  .ref-slider { gap: 0.75rem; }
}

@media (prefers-reduced-motion: reduce) {
  .ref-slider__track { animation: none !important; }
  .ref-slider__slide img { transition: none; }
  .ref-gallery__header, .ref-slider { opacity: 1; transform: none; transition: none; }
}