/* ===================================
   Professional Image Slider Styles
   =================================== */

.gallery-slider {
  padding: 100px 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  position: relative;
  overflow: hidden;
}

.gallery-slider::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(70, 130, 180, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(7, 57, 99, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.slider-container {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
  background: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  border-radius: 30px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.slider-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 20px;
}

/* Slides */
.slide {
  display: none;
  width: 100%;
  opacity: 0;
  transform: translateX(100%);
  transition: all 0.8s cubic-bezier(0.645, 0.045, 0.355, 1);
}

.slide.active {
  display: block;
  opacity: 1;
  transform: translateX(0);
}

.slide.prev {
  transform: translateX(-100%);
}

/* Image Grid - 3 Images Layout */
.image-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  padding: 40px 20px;
}

.image-item {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.image-wrapper {
  position: relative;
  width: 100%;
  height: 400px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.05);
  cursor: pointer;
}

.image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

/* Parallax Zoom Effect on Hover */
.image-item:hover .image-wrapper img {
  transform: scale(1.15);
}

.image-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

/* Staggered Parallax Effect */
.image-item[data-parallax="1"]:hover .image-wrapper img {
  transform: scale(1.15) rotate(1deg);
}

.image-item[data-parallax="2"]:hover .image-wrapper img {
  transform: scale(1.2);
}

.image-item[data-parallax="3"]:hover .image-wrapper img {
  transform: scale(1.15) rotate(-1deg);
}

/* Image Overlay */
.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(7, 57, 99, 0.95) 0%, transparent 100%);
  padding: 30px 20px;
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.image-item:hover .image-overlay {
  transform: translateY(0);
}

.image-overlay h3 {
  color: #fff;
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 8px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.image-overlay p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  margin: 0;
}

/* Navigation Buttons */
.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.9);
  border: none;
  width: 55px;
  height: 55px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.slider-nav:hover {
  background: #4682B4;
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 8px 30px rgba(70, 130, 180, 0.4);
}

.slider-nav:hover i {
  color: #fff;
}

.slider-nav.prev {
  left: -20px;
}

.slider-nav.next {
  right: -20px;
}

.slider-nav i {
  font-size: 1.3rem;
  color: #073763;
  transition: color 0.3s ease;
}

/* Dots Navigation */
.slider-dots {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background: rgba(7, 57, 99, 0.3);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.dot::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 0;
  height: 0;
  border-radius: 50%;
  background: #4682B4;
  transition: all 0.4s ease;
}

.dot:hover::before,
.dot.active::before {
  width: 20px;
  height: 20px;
  opacity: 0.3;
}

.dot.active {
  background: #4682B4;
  width: 35px;
  border-radius: 6px;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .image-grid {
    gap: 20px;
    padding: 30px 15px;
  }
  
  .image-wrapper {
    height: 350px;
  }
}

@media (max-width: 992px) {
  .gallery-slider {
    padding: 80px 0;
  }
  
  .image-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .image-item:nth-child(3) {
    grid-column: 1 / -1;
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
  }
  
  .image-wrapper {
    height: 300px;
  }
  
  .slider-nav {
    width: 45px;
    height: 45px;
  }
  
  .slider-nav.prev {
    left: -10px;
  }
  
  .slider-nav.next {
    right: -10px;
  }
}

@media (max-width: 768px) {
  .gallery-slider {
    padding: 60px 0;
  }
  
  .slider-container {
    padding: 15px;
    border-radius: 20px;
  }
  
  .image-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px 10px;
  }
  
  .image-item:nth-child(3) {
    grid-column: auto;
    max-width: 100%;
  }
  
  .image-wrapper {
    height: 280px;
  }
  
  .slider-nav {
    width: 40px;
    height: 40px;
  }
  
  .slider-nav i {
    font-size: 1.1rem;
  }
  
  .image-overlay h3 {
    font-size: 1.1rem;
  }
  
  .image-overlay p {
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .image-wrapper {
    height: 250px;
  }
  
  .slider-nav.prev {
    left: 5px;
  }
  
  .slider-nav.next {
    right: 5px;
  }
  
  .image-overlay {
    padding: 20px 15px;
  }
  
  .dot {
    width: 10px;
    height: 10px;
  }
  
  .dot.active {
    width: 30px;
  }
}

/* Animation for slide entrance */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Enhanced hover effects for professional look */
.image-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(70, 130, 180, 0.1) 0%, rgba(7, 57, 99, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: 1;
  pointer-events: none;
  border-radius: 20px;
}

.image-item:hover::before {
  opacity: 1;
}

/* Loading animation */
.image-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s ease;
}

.image-wrapper:hover::after {
  left: 100%;
}