/* ============================================
   GHRC Website - Group Photo Carousel (Ken Burns)
   ============================================ */

.carousel-section {
  padding: 0;
  position: relative;
  height: 500px;
  overflow: hidden;
}

/* ── Slides ── */
.carousel__slides {
  position: absolute;
  inset: 0;
}

.carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  will-change: opacity, transform;
}

.carousel__slide.active {
  opacity: 1;
}

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

/* Ken Burns variations */
.carousel__slide:nth-child(odd).active img {
  animation: ken-burns-1 10s ease-in-out forwards;
}

.carousel__slide:nth-child(even).active img {
  animation: ken-burns-2 10s ease-in-out forwards;
}

/* ── Overlay Gradient ── */
.carousel__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.6) 0%,
    rgba(0, 0, 0, 0.1) 50%,
    rgba(0, 0, 0, 0.3) 100%
  );
  z-index: 1;
}

/* ── Location Tag ── */
.carousel__tag {
  position: absolute;
  bottom: var(--space-8);
  left: var(--space-8);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  color: var(--color-white);
  font-size: var(--text-sm);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out) 0.5s;
}

.carousel__slide.active .carousel__tag {
  opacity: 1;
  transform: translateY(0);
}

.carousel__tag-icon {
  color: var(--color-primary);
}

/* ── Navigation Dots ── */
.carousel__dots {
  position: absolute;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: 2;
  display: flex;
  gap: var(--space-2);
}

.carousel__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.carousel__dot.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: var(--radius-full);
}

/* ── Progress Bar ── */
.carousel__progress {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 2;
}

.carousel__progress-bar {
  height: 100%;
  background: var(--color-primary);
  width: 0;
  transition: width linear;
}

/* ── Caption text ── */
.carousel__caption {
  position: absolute;
  bottom: var(--space-16);
  left: var(--space-8);
  z-index: 2;
  color: var(--color-white);
}

.carousel__caption h3 {
  font-size: var(--text-2xl);
  color: var(--color-white);
  margin-bottom: var(--space-2);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out) 0.3s;
}

.carousel__caption p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-base);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--duration-normal) var(--ease-out) 0.5s;
}

.carousel__slide.active ~ .carousel__caption h3,
.carousel-section:has(.carousel__slide.active) .carousel__caption h3 {
  opacity: 1;
  transform: translateY(0);
}

.carousel-section:has(.carousel__slide.active) .carousel__caption p {
  opacity: 1;
  transform: translateY(0);
}

/* ── Arrow Navigation ── */
.carousel__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(10px);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--text-xl);
  opacity: 0;
}

.carousel-section:hover .carousel__arrow {
  opacity: 1;
}

.carousel__arrow:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.carousel__arrow--prev { left: var(--space-6); }
.carousel__arrow--next { right: var(--space-6); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .carousel-section {
    height: 350px;
  }

  .carousel__caption {
    left: var(--space-4);
    bottom: var(--space-12);
  }

  .carousel__caption h3 {
    font-size: var(--text-xl);
  }

  .carousel__tag {
    left: var(--space-4);
    bottom: var(--space-4);
  }

  .carousel__dots {
    right: var(--space-4);
    bottom: var(--space-4);
  }

  .carousel__arrow {
    display: none;
  }
}