/* ===========================
    Swiper Global Styles
=========================== */
.swiper {
  width: 100%;
  height: auto;
  position: relative;
  opacity: 0;
  animation: fadeIn 0.8s forwards;
  --color-primary: #7c3aed;
  --color-primary-light: #c084fc;
  --color-primary-gradient: linear-gradient(90deg, #7c3aed, #c084fc);
  --border-radius: 16px;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

/* ===========================
    Slide Styles
=========================== */
.swiper-slide {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.2rem;
  overflow: hidden;
  border-radius: var(--border-radius);
  background: transparent;
  position: relative;
  perspective: 1000px; /* Enable 3D space for tilt effect */
}

.media-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #0f172a;
  border-radius: var(--border-radius);
  box-shadow: 0 0 18px rgba(0, 0, 0, 0.4);
  isolation: isolate;
  transition: box-shadow 0.4s ease, transform 0.4s ease;
  will-change: transform, box-shadow;
}

.media-wrapper img,
.media-wrapper video,
.media-wrapper iframe {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 0 !important;
  transition: transform 0.4s ease;
  will-change: transform;
  backface-visibility: hidden; /* Improve 3D rendering */
}

/* ===========================
    Overlay Text - Always Visible
=========================== */
.overlay-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.6) 100%);
  backdrop-filter: blur(4px);
  text-align: center;
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.overlay-content .portfolio-heading {
  font-size: 2.4rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
  line-height: 1.2;
  background-image: var(--color-primary-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  transform-origin: center bottom;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.overlay-content .caption {
  font-size: 1.2rem;
  color: #f8fafc;
  font-weight: 400;
  max-width: 90%;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.4);
  transform-origin: center bottom;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================
    Hover Effects (Desktop Only)
=========================== */
@media (hover: hover) {
  .swiper-slide:hover .media-wrapper {
    box-shadow:
      0 12px 24px rgba(124, 58, 237, 0.4),
      0 4px 12px rgba(124, 58, 237, 0.25);
    transform: rotateX(5deg) rotateY(8deg) scale(1.05);
  }

  .swiper-slide:hover .media-wrapper img,
  .swiper-slide:hover .media-wrapper video,
  .swiper-slide:hover .media-wrapper iframe {
    transform: scale(1.05);
  }

  .swiper-slide:hover .overlay-content {
    opacity: 1;
    transform: translateY(0);
  }

  .swiper-slide:hover .overlay-content .portfolio-heading {
    opacity: 1;
    transform: translateY(0);
  }

  .swiper-slide:hover .overlay-content .caption {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================
    Swiper Navigation Buttons
=========================== */
.swiper-button-next,
.swiper-button-prev {
  color: #fff;
  width: 46px;
  height: 46px;
  background: rgba(0, 0, 0, 0.65);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9999;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease;
  backdrop-filter: blur(3px);
  pointer-events: auto;
}

.swiper-button-next {
  right: 10px;
}
.swiper-button-prev {
  left: 10px;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
  background: var(--color-primary-gradient);
  transform: translateY(-50%) scale(1.15);
}

.swiper-button-next::after,
.swiper-button-prev::after {
  font-size: 18px;
  font-weight: bold;
}

/* ===========================
    Swiper Pagination Dots
=========================== */
.swiper-pagination {
  bottom: 14px !important;
}

.swiper-pagination-bullet {
  background: #94a3b8;
  opacity: 0.7;
  transition: background 0.3s, transform 0.3s;
}

.swiper-pagination-bullet-active {
  background: var(--color-primary-light);
  transform: scale(1.4);
}

/* ===========================
    Responsive for Mobile
=========================== */
@media (max-width: 768px) {
  .swiper-slide {
    padding: 0.5rem;
  }

  .overlay-content {
    background: rgba(0, 0, 0, 0.45);
  }

  .overlay-content .portfolio-heading {
    font-size: 1.7rem;
  }

  .overlay-content .caption {
    font-size: 1rem;
  }

  .swiper-button-next,
  .swiper-button-prev {
    display: none !important;
  }

  .swiper-pagination {
    bottom: 0 !important;
  }
}