/* Detail produktu (design F2). */

.produkt {
  display: flex;
  flex-direction: column;
  gap: var(--grid-gap);
  padding: 0 24px 24px;
}

.produkt .breadcrumb {
  margin: 8px 4px 0;
}

/* Gallery card */
.produkt-gallery {
  border-radius: var(--radius-card);
  padding: 28px;
  background: var(--color-cream-light);
}

.produkt-gallery__main {
  border-radius: var(--radius-media);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.produkt-gallery__main img,
.produkt-gallery__main .ph {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.produkt-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 16px;
}

.produkt-gallery__thumb {
  border-radius: var(--radius-active);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  opacity: 0.55;
}

.produkt-gallery__thumb:first-child {
  opacity: 1;
}

.produkt-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Info stack */
.produkt-info {
  display: flex;
  flex-direction: column;
  gap: var(--grid-gap);
}

.produkt-info__hero {
  border-radius: var(--radius-card);
  padding: 32px;
  background: var(--color-forest);
  color: var(--color-cream);
}

.produkt-info__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.produkt-info__title {
  margin: 0;
  font-size: clamp(2.5rem, 1.5rem + 3vw, 4.5rem);
  font-weight: 500;
  letter-spacing: var(--ls-display);
  line-height: 0.95;
}

.produkt-info__lead {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.55;
  color: rgba(244, 240, 231, 0.75);
}

/* CTA row */
.produkt-info__cta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.produkt-info__quote {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex: 1;
  padding: 16px 24px;
  border-radius: var(--radius-btn-lg);
  background: var(--color-clay);
  color: var(--color-cream-light);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease);
}

.produkt-info__quote:hover {
  background: var(--color-clay-deep);
  color: var(--color-cream-light);
}

.produkt-info__download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 16px 20px;
  border: 1px solid var(--color-forest);
  border-radius: var(--radius-btn-lg);
  color: var(--color-forest);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
}

.produkt-info__download:hover {
  background: var(--color-forest);
  color: var(--color-cream);
}

/* Popis */
.produkt-popis {
  border-radius: var(--radius-card);
  padding: 32px;
  background: var(--color-cream-light);
}

.produkt-popis__label {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-ink-mute);
}

/* Postup */
.produkt-postup {
  border-radius: var(--radius-card);
  padding: 48px;
  background: var(--color-forest);
  color: var(--color-cream);
}

.produkt-postup__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.produkt-postup__title {
  margin: 0;
  font-size: clamp(2.25rem, 1rem + 3vw, 4rem);
  font-weight: 500;
  letter-spacing: var(--ls-display);
  line-height: var(--lh-display);
}

.produkt-postup__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.postup-step {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  min-height: 200px;
  border-radius: 16px;
  padding: 24px;
  color: var(--color-forest);
}

.postup-step--clay        { background: var(--color-clay); }
.postup-step--clay-light  { background: var(--color-clay-light); }
.postup-step--cream       { background: var(--color-cream); }
.postup-step--forest-soft { background: var(--color-forest-soft); color: var(--color-cream); }

.postup-step__num {
  font-size: 3rem;
  font-weight: 500;
  letter-spacing: var(--ls-display);
  line-height: 1;
  opacity: 0.9;
}

.postup-step__title {
  margin: 0 0 6px;
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: var(--ls-display);
  line-height: 1.05;
}

.postup-step__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
}

/* Related */
.produkt-related__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding: 0 4px;
}

.produkt-related__title {
  margin: 0;
  font-size: clamp(1.75rem, 1rem + 2vw, 3rem);
  font-weight: 500;
  letter-spacing: var(--ls-display);
  line-height: var(--lh-display);
}

.produkt-related__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-clay-deep);
  text-decoration: none;
}

.produkt-related__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--grid-gap);
}

/* Responsive */
@media (max-width: 900px) {
  .produkt-postup__grid,
  .produkt-related__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .produkt {
    gap: var(--grid-gap-m);
    padding: 0 12px 12px;
  }

  .produkt-gallery,
  .produkt-info__hero,
  .produkt-popis,
  .produkt-postup {
    border-radius: var(--radius-card-sm);
    padding: 20px;
  }

  .produkt-postup {
    padding: 28px 20px;
  }

  .produkt-postup__grid {
    gap: 8px;
  }

  .postup-step {
    min-height: 130px;
    border-radius: var(--radius-btn);
    padding: 16px;
  }

  .postup-step__num {
    font-size: 1.75rem;
  }

  .postup-step__title {
    font-size: 1.0625rem;
  }
}