/* ========================================
   MAIN SLIDER BLOCK - BEM METHODOLOGY
   Mobile First Approach
   ======================================== */

.main-slider-block {
  position: relative;
  width: 100%;
  height: 88dvh;
  min-height: 749px;
  overflow: hidden;
  display: flex;
  align-items: center;
  background: var(--color-dark);
  /* Optimize for performance */
  contain: layout style paint;
  will-change: transform;
}

/* Fallback Image for LCP optimization */
.main-slider-block__fallback-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 1;
  transition: opacity 0.5s ease-in-out;
  /* Optimize for performance */
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* Video Background */
.main-slider-block__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  will-change: opacity;
  /* Optimize for performance */
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* Overlay Layer */
.main-slider-block__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
              linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
  z-index: 2;
}

.main-slider-block__slides-container {
  width: 100%;
  height: 100%;
}

/* Slides Container */
.main-slider-block__slides {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 3;
}

/* Individual Slide */
.main-slider-block__slide {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  margin-top: 15rem;
  align-items: flex-start;
  text-decoration: none;
  color: var(--color-white);
}

/* Slide Content Container */
.main-slider-block__content {
  max-width: 600px;
  width: 100%;
}

/* Slide Title */
.main-slider-block__title {
  display: flex;
  gap: 0.75rem;
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-5xl);
  line-height: 1;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

/* Title Animation Container */
.main-slider-block__title-animated {
  overflow: hidden;
  width: 100%;
}

.main-slider-block__title-line {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  opacity: 0;
  transform: translateY(100%);
  width: 100%;
  /* Animation will be controlled by JavaScript */
}

/* Ensure line-clamp works properly in slider context */
.main-slider-block__title-line.line-clamp-responsive {
  overflow: hidden !important;
  display: -webkit-box !important;
  -webkit-box-orient: vertical !important;
  -webkit-line-clamp: 6 !important;
  line-clamp: 6 !important;
}

@media (min-width: 768px) {
  .main-slider-block__title-line.line-clamp-responsive {
    -webkit-line-clamp: 4 !important;
    line-clamp: 4 !important;
  }
}

@keyframes titleReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.main-slider-block__title-icon {
  min-width: 0.5rem;
  display: flex;
  padding-top: 0.25rem;
}

/* CTA Button */
.main-slider-block__cta {
  margin-left: 1.5rem;
  margin-top: 3rem;
  margin-bottom: 2rem;
}

.main-slider-block__navigation-container {
  width: 100%;
}


/* Navigation Controls */
.main-slider-block__navigation {
  position: absolute;
  bottom: 5rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-left: 1.5rem;
  z-index: 4;
}

/* Hide navigation when only one slide */
.main-slider-block--single-slide .main-slider-block__navigation {
  display: none;
}

/* Progress Bar */
.main-slider-block__progress {
  width: 100%;
  max-width: 95px;
}

.main-slider-block__progress-bar {
  width: 100%;
  height: 2px;
  background-color: var(--color-dark);
  border-radius: 1px;
  overflow: hidden;
}

.main-slider-block__progress-fill {
  height: 100%;
  background-color: var(--color-white);
  width: 0%; /* Start at 0% */
  transition: width 0.1s linear; /* Smooth transition for real-time updates */
}

/* Paused state for progress bar */
.main-slider-block__progress-fill.paused {
  transition: none; /* No transition when paused */
}

/* Next Info Container */
.main-slider-block__next-info {
  display: flex;
  gap: 0.5rem;
}

/* Next Label */
.main-slider-block__next-label {
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
}

/* Slider Info */
.main-slider-block__info {
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-family: var(--font-primary);
}

.main-slider-block__next-title-text {
  color: var(--color-white);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-normal);
}

/* Navigation Arrows */
.main-slider-block__arrows {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.main-slider-block__arrow {
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--color-white);
  border-radius: 50%;
  background: transparent;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
}

.main-slider-block__arrow:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}

.main-slider-block__arrow:hover svg path {
  stroke: var(--color-dark);
}

/* Swiper Customization */
.main-slider-block .swiper {
  width: 100%;
  height: 100%;
}

.main-slider-block .swiper-slide {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.main-slider-block .swiper-pagination {
  display: none;
}

/* ========================================
   RESPONSIVE BREAKPOINTS - TAILWIND CSS
   ======================================== */

@media (min-width: 640px) {
  .main-slider-block__title {
    font-size: var(--font-size-5xl);
  }
  
  .main-slider-block__content {
    max-width: 700px;
  }
}


@media (min-width: 1024px) {
  .main-slider-block {
    height: 56.25rem;
  }

  .main-slider-block__slide {
    margin-top: 23rem;
  }

  .main-slider-block__title-icon {
    padding-top: 0.5rem;
  }

  .main-slider-block__title-icon svg {
    width: 2.5rem;
    height: 2.5rem;
  }

  .main-slider-block__title {
    font-size: var(--font-size-8xl);
  }
  
  .main-slider-block__content {
    max-width: 57rem;
  }
  
  .main-slider-block__navigation {
    bottom: 7rem;
  }

  .main-slider-block__next-title-text {
    font-size: var(--font-size-lg);
    max-width: 21.6875rem;
  }
}