/* OUR MARINA — infinite slider cards with frosted hover
   1rem = 10px
*/

.op-marina {
  --op-marina-pad-x: 9rem;
  padding: 10rem var(--op-marina-pad-x);
  /* placeholder background (místo image) */
  background: linear-gradient(120deg,
      var(--light-blue) 10%,
      var(--deep-blue-1) 120%);
  position: relative;
  overflow: hidden;
}

.op-marina::before,
.op-marina::after {
  content: "";
  position: absolute;
  width: 128rem;
  height: 49.5rem;
  background: var(--light-blue);
  clip-path: var(--mask-clip);
  pointer-events: none;
  z-index: 0;
}

.op-marina::before {
  right: -12rem;
  bottom: 0;
  transform: translateX(var(--op-marina-tri-left, 0px));
}

.op-marina::after {
  left: -50rem;
  top: 30%;
  transform: translateX(var(--op-marina-tri-right, 0px)) scale(0.7);
}

.op-marina__inner {
  max-width: var(--container-size-xl);
  margin: 0 auto 7rem;
}

.op-marina__title {
  margin: 0;

  font-family: var(--font-primary);
  font-style: italic;
  font-weight: 500;
  font-size: 1.4rem;
  line-height: 1.357;
  letter-spacing: 0.56rem;
  color: var(--white);
  text-transform: uppercase;
}

.op-marina__stage {
  position: relative;
  z-index: 10;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.op-marina__viewport {
  overflow: hidden;
  width: 100%;
  padding-inline: var(--op-marina-pad-x);
  position: relative;
  z-index: 2;
}

.op-marina__track {
  display: flex;
  gap: 20rem;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

.op-marina__slide {
  flex: 0 0 auto;
  width: 54rem;
  /* cca jako v mocku (2 karty vedle sebe) */
}

.op-marina__card {
  position: relative;
  display: block;
  height: 76rem;
  padding: 3rem 5rem 5rem 5rem;
  border-radius: 1rem;
  border: 1px solid rgb(255, 255, 255);

  isolation: isolate;

  color: var(--white);
  text-decoration: none;

  overflow: hidden;
  transform: translateZ(0);
  transition: padding 0.35s cubic-bezier(0.2, 0.8, 0.2, 1),
    border-color 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.op-marina__card:hover {
  padding: 1rem 3rem 3rem 3rem;
  border: 1px solid rgb(255, 255, 255, 0);
}

.op-marina__card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 1rem;
  pointer-events: none;
  z-index: 4;
  transition: opacity 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
  opacity: 1;
}

.op-marina__card:hover::before {
  opacity: 1;
}

.op-marina__glass {
  position: absolute;
  inset: 0;
  z-index: 1;

  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(2.4rem) saturate(125%);
  -webkit-backdrop-filter: blur(2.4rem) saturate(125%);

  opacity: 0;
  transition: opacity 0.65s cubic-bezier(0.2, 0.8, 0.2, 1);

  border-radius: 1rem;
}

.op-marina__content {
  position: relative;
  z-index: 2;
  max-width: 48rem;
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.op-marina__logo-slot {
  height: 5rem;
  margin-bottom: 2rem;
  margin-left: -1.5rem;
}

.op-marina__logo {
  height: 100%;
  width: auto;
  display: block;
}

.op-marina__text {
  margin: 0;
  width: 44rem;

  font-family: var(--font-primary);
  font-style: normal;
  font-weight: 300;
  font-size: 1.4rem;
  line-height: 1.357;
  letter-spacing: 0.14rem;
  color: rgba(255, 255, 255, 0.9);
  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.op-marina__card:hover .op-marina__text {
  transform: translateX(4rem);
}

.op-marina__boat {
  position: absolute;
  left: 50%;
  top: 52%;
  transform: translate3d(-50%, -50%, 0);
  z-index: 2;

  width: calc(100%);
  pointer-events: none;
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.op-marina__boat-img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 2.8rem 3.6rem rgba(0, 0, 0, 0.25));
}

.op-marina__cta {
  position: absolute;
  left: 5rem;
  right: 5rem;
  bottom: 5rem;

  display: flex;
  align-items: baseline;
  justify-content: space-between;

  z-index: 2;
  transition: left 0.6s cubic-bezier(0.2, 0.8, 0.2, 1),
    right 0.6s cubic-bezier(0.2, 0.8, 0.2, 1),
    bottom 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.op-marina__cta-text,
.op-marina__cta-arrow {
  font-family: var(--font-secondary);
  font-style: italic;
  font-weight: 500;
  font-size: 2.6rem;
  line-height: 1.385;
  letter-spacing: 1.04rem;
  color: var(--white);
  text-transform: uppercase;
}

.op-marina__cta-text {
  display: inline-block;
  transition: letter-spacing 0.5s cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.op-marina__cta-arrow {
  display: inline-block;
  transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Hover state (frosted + posuny) */
.op-marina__card:hover .op-marina__glass {
  opacity: 1;
}

.op-marina__card:hover .op-marina__content {
  transform: translateY(1.2rem);
}

.op-marina__card:hover .op-marina__cta {
  left: 3rem;
  right: 3rem;
  bottom: 3rem;
}

.op-marina__card:hover .op-marina__cta-text {
  letter-spacing: 1.6rem;
  /* výraznější */
  transform: translateX(0.3rem);
}

.op-marina__card:hover .op-marina__cta-arrow {
  transform: translateX(0.8rem);
}

/* nav arrows */
.op-marina__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;

  width: 6rem;
  height: 6rem;

  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.85);

  font-family: var(--font-secondary);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;

  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.35s;
  opacity: 0.9;
}

.op-marina__nav:hover {
  opacity: 1;
  transform: translateY(-50%) scale(1.08);
}

.op-marina__nav--prev {
  left: 4.5rem;
}

.op-marina__nav--next {
  right: 4.5rem;
}

/* large viewport: 2-up center (2 karty + gap uprostřed) + jemný peek */

/* responsive */

@media (max-width: 1200px) {
  .op-marina::after {
    top: 5%;
  }

  .op-marina__track {
    gap: 10rem;
  }

  .op-marina__inner {
    margin-bottom: 3rem;
  }

  .op-marina__text {
    width: 100%;
  }

  .op-marina__card,
  .op-marina__card:hover {
    padding: 3rem 5rem 5rem 5rem;
    border: 1px solid rgb(255, 255, 255);
  }

  .op-marina__card:hover .op-marina__glass {
    opacity: 0;
  }

  .op-marina__card:hover .op-marina__cta {
    left: 5rem;
    right: 5rem;
    bottom: 5rem;
  }

  .op-marina__card:hover .op-marina__content,
  .op-marina__card:hover .op-marina__text,
  .op-marina__card:hover .op-marina__cta,
  .op-marina__card:hover .op-marina__cta-text,
  .op-marina__card:hover .op-marina__cta-arrow {
    transform: none;
  }

  .op-marina__card:hover .op-marina__cta-text {
    letter-spacing: 1.04rem;
  }

  .op-marina__nav:hover {
    transform: translateY(-50%) !important;
  }
}

@media (max-width: 1100px) {
  .op-marina__slide {
    width: 50rem;
  }
}

@media (max-width: 820px) {
  .op-marina {
    --op-marina-pad-x: 4rem;
    padding: 10rem var(--op-marina-pad-x);
    background: linear-gradient(206deg, var(--deep-blue-1), var(--light-blue));
  }

  .op-marina::after {
    display: none;
  }

  .op-marina::before {
    right: 10rem;
  }

  .op-marina__slide {
    width: 44rem;
  }

  .op-marina__card {
    height: 68rem;
  }
}

@media (max-width: 720px) {
  .op-marina__title {
    text-align: center;
  }

  .op-marina__viewport {
    padding-inline: 1rem;
  }

  .op-marina__track {
    justify-content: flex-start;
  }

  .op-marina__slide {
    width: calc(100vw - 2rem);
  }

  .op-marina__nav--prev {
    left: 0;
  }

  .op-marina__nav--next {
    right: 0;
  }

  .op-marina__logo {
    width: 100%;
  }

  .op-marina__boat {
    top: 69%;
  }

  .op-marina__cta-text,
  .op-marina__cta-arrow {
    font-size: 2rem;
    letter-spacing: 0.8rem;
  }

  .op-marina__card:hover .op-marina__cta-text {
    letter-spacing: 0.8rem;
  }
}

@media (max-width: 520px) {
  .op-marina {
    --op-marina-pad-x: 4rem;
  }
}

@media (min-width: 1700px) {
  .op-marina__viewport {
    /*
      Centrovat dvojici karet (2 * 54rem) + gap (20rem).
      -5rem = malý peek dalších slidů na krajích.
      max(...) zachová minimální "page gutter".
    */
    padding-inline: max(var(--op-marina-pad-x),
        calc((100vw - (54rem * 2 + 20rem)) / 2));
  }
}