/* Main Container */
.perfume-slider-box {
  border: 1px solid #e0e0e0;
  padding: 25px;
  margin: 30px auto 0;
  border-radius: 12px;
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  max-width: 480px;
  background: white;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  animation: slideUpFadeIn 0.6s cubic-bezier(0.22, 1, 0.36, 1) both;
  will-change: transform, opacity;
  transform: translateZ(0); /* Force hardware acceleration */
}

@keyframes slideUpFadeIn {
  from { opacity: 0; transform: translateY(20px) translateZ(0); }
  to { opacity: 1; transform: translateY(0) translateZ(0); }
}

.perfume-slider-box h3 {
  margin: 0 0 20px 0;
  font-size: 1.3rem;
  color: #333;
  text-align: center;
  font-weight: 600;
  line-height: 1.3;
}

/* Modern Slider Styling */
.perfume-slider-box input[type=range] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #f0f0f0;
  outline: none;
  margin: 25px 0;
  transition: all 0.3s ease;
  cursor: pointer;
  will-change: background;
}

.perfume-slider-box input[type=range]:hover {
  background: #e0e0e0;
}

.perfume-slider-box input[type=range]:focus {
  background: #e0e0e0;
  box-shadow: 0 0 0 2px rgba(110, 142, 251, 0.2);
}

/* Slider Thumb - Webkit */
.perfume-slider-box input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6e8efb, #a777e3);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 2px 10px rgba(110, 142, 251, 0.4);
  border: 2px solid white;
  will-change: transform, box-shadow;
}

.perfume-slider-box input[type=range]::-webkit-slider-thumb:hover {
  transform: scale(1.15) translateZ(0);
  box-shadow: 0 3px 15px rgba(110, 142, 251, 0.6);
}

.perfume-slider-box input[type=range]::-webkit-slider-thumb:active {
  transform: scale(1.1) translateZ(0);
}

/* Slider Thumb - Firefox */
.perfume-slider-box input[type=range]::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6e8efb, #a777e3);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 10px rgba(110, 142, 251, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.perfume-slider-box input[type=range]::-moz-range-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 3px 15px rgba(110, 142, 251, 0.6);
}

.perfume-slider-box input[type=range]::-moz-range-track {
  height: 8px;
  border-radius: 4px;
  background: #f0f0f0;
  border: none;
}

/* Slider Labels */
.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-top: -15px;
  color: #666;
  font-weight: 500;
}

/* Pricing info line */
.pricing-info {
  display: flex;
  justify-content: space-between;
  margin: 5px 0 15px;
  font-size: 0.9rem;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.static-price {
  color: #666;
  font-weight: 500;
}

.dynamic-delivery {
  color: #27ae60;
  font-weight: 600;
  transition: color 0.3s ease, font-weight 0.3s ease;
}

/* Price disclaimer */
.price-disclaimer {
  margin: 10px 0;
}

.price-disclaimer p {
  color: #666;
  font-size: 12px;
  margin: 0;
  font-style: italic;
  line-height: 1.4;
}

/* Custom input box */
.custom-qty-input {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  margin: 10px 0 20px;
  text-align: center;
  font-size: 0.95rem;
  box-sizing: border-box;
  -webkit-appearance: none;
  -moz-appearance: textfield;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  will-change: border-color, box-shadow;
}

.custom-qty-input:focus {
  outline: none;
  border-color: #6e8efb;
  box-shadow: 0 0 0 2px rgba(110, 142, 251, 0.2);
}

.custom-qty-input::-webkit-outer-spin-button,
.custom-qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Bottle Styling */
.bottle-wrapper {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  margin: 30px 0;
  will-change: transform;
}

.bottle {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 60px;
  will-change: transform;
}

.bottle-neck {
  width: 20px;
  height: 20px;
  background: #ccc;
  border-radius: 5px;
  margin-bottom: 5px;
}

.bottle-body {
  width: 60px;
  height: 160px;
  border: 3px solid #999;
  border-radius: 30px 30px 10px 10px;
  position: relative;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.6);
  will-change: transform;
}

/* Liquid Styles */
.liquid {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0%;
  transition: height 0.1s linear;
  overflow: hidden;
  z-index: 1;
  background: linear-gradient(to top, #6e8efb, #a777e3);
  will-change: height;
}

.liquid::before {
  content: '';
  position: absolute;
  top: -10px;
  left: -10%;
  width: 120%;
  height: 40px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 45%;
  animation: wave 1s linear infinite;
  transform-origin: 50% 50%;
  will-change: transform;
}

.liquid::after {
  content: '';
  position: absolute;
  top: -15px;
  left: -15%;
  width: 130%;
  height: 50px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 45%;
  animation: wave-reverse 1.3s linear infinite;
  transform-origin: 50% 50%;
  will-change: transform;
}

@keyframes wave {
  0% { transform: rotate(0deg) translateY(0) translateZ(0); }
  50% { transform: rotate(2deg) translateY(-5px) translateZ(0); }
  100% { transform: rotate(0deg) translateY(0) translateZ(0); }
}

@keyframes wave-reverse {
  0% { transform: rotate(0deg) translateY(0) translateZ(0); }
  50% { transform: rotate(-3deg) translateY(-8px) translateZ(0); }
  100% { transform: rotate(0deg) translateY(0) translateZ(0); }
}

/* Quantity & Price Display */
.quantity-price-container {
  text-align: center;
  margin: 20px 0;
  font-size: 1.1rem;
}

.quantity-display {
  display: inline-flex;
  align-items: center;
  margin-bottom: 8px;
}

#qtyDisplay {
  font-weight: 600;
  color: #333;
  transition: all 0.3s ease;
  will-change: transform;
}

.price-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}

.original-price {
  text-decoration: line-through;
  color: #999;
  font-size: 1rem;
}

.sale-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: #2c3e50;
}

.savings {
  color: #27ae60;
  font-weight: 600;
  font-size: 0.9rem;
}

/* Add to Cart Button */
#realAddToCart {
  display: block;
  width: 100%;
  padding: 16px;
  border-radius: 8px;
  background: black;
  color: white;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(110, 142, 251, 0.3);
  position: relative;
  overflow: hidden;
  margin-top: 20px;
  min-height: 44px; /* Touch target size */
  will-change: transform, box-shadow;
  transform: translateZ(0);
}

#realAddToCart:hover {
  transform: translateY(-2px) translateZ(0);
  box-shadow: 0 6px 20px rgba(110, 142, 251, 0.4);
}

#realAddToCart:active {
  transform: translateY(0) translateZ(0);
}

#realAddToCart:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(110, 142, 251, 0.5);
}

#realAddToCart:before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: 0.5s;
  will-change: left;
}

#realAddToCart:hover:before {
  left: 100%;
}

/* Pulse Animation */
.pulse {
  animation: pulse 0.3s ease;
}

@keyframes pulse {
  0% { transform: scale(1) translateZ(0); }
  50% { transform: scale(1.1) translateZ(0); }
  100% { transform: scale(1) translateZ(0); }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .perfume-slider-box {
    padding: 20px;
    margin: 20px auto 0;
    max-width: 100%;
    border-radius: 8px;
  }
  
  .perfume-slider-box h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
  }
  
  .pricing-info {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 5px;
  }
  
  .slider-labels {
    font-size: 0.8rem;
  }
  
  .bottle {
    width: 50px;
  }
  
  .bottle-body {
    width: 50px;
    height: 140px;
  }
  
  .bottle-neck {
    width: 18px;
    height: 18px;
  }
  
  .sale-price {
    font-size: 1.3rem;
  }
  
  .original-price {
    font-size: 0.9rem;
  }
  
  .savings {
    font-size: 0.8rem;
  }
  
  #realAddToCart {
    padding: 14px;
    font-size: 0.95rem;
  }
  
  .custom-qty-input {
    padding: 10px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .perfume-slider-box {
    padding: 15px;
    margin: 15px auto 0;
    border-radius: 6px;
  }
  
  .perfume-slider-box h3 {
    font-size: 1.1rem;
  }
  
  .bottle {
    width: 45px;
  }
  
  .bottle-body {
    width: 45px;
    height: 120px;
  }
  
  .bottle-neck {
    width: 16px;
    height: 16px;
  }
  
  .sale-price {
    font-size: 1.2rem;
  }
  
  .quantity-price-container {
    font-size: 1rem;
  }
  
  .pricing-info {
    font-size: 0.85rem;
  }
  
  .static-price, .dynamic-delivery {
    font-size: 0.85rem;
  }
}

@media (max-width: 360px) {
  .perfume-slider-box {
    padding: 12px;
    margin: 10px auto 0;
  }
  
  .perfume-slider-box h3 {
    font-size: 1rem;
    margin-bottom: 12px;
  }
  
  .bottle {
    width: 40px;
  }
  
  .bottle-body {
    width: 40px;
    height: 100px;
  }
  
  .bottle-neck {
    width: 14px;
    height: 14px;
  }
  
  .sale-price {
    font-size: 1.1rem;
  }
  
  .quantity-price-container {
    font-size: 0.9rem;
  }
  
  #realAddToCart {
    padding: 12px;
    font-size: 0.9rem;
  }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  .perfume-slider-box input[type=range]::-webkit-slider-thumb {
    width: 28px;
    height: 28px;
  }
  
  .perfume-slider-box input[type=range]::-moz-range-thumb {
    width: 28px;
    height: 28px;
  }
  
  #realAddToCart:hover {
    transform: none;
  }
  
  .perfume-slider-box input[type=range]::-webkit-slider-thumb:hover {
    transform: none;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .perfume-slider-box {
    border: 2px solid #000;
  }
  
  .perfume-slider-box input[type=range] {
    background: #000;
  }
  
  .perfume-slider-box input[type=range]::-webkit-slider-thumb {
    border: 2px solid #000;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .perfume-slider-box,
  .perfume-slider-box input[type=range],
  .perfume-slider-box input[type=range]::-webkit-slider-thumb,
  #realAddToCart,
  #qtyDisplay,
  .liquid,
  .liquid::before,
  .liquid::after {
    animation: none !important;
    transition: none !important;
  }
  
  .perfume-slider-box {
    animation: none;
  }
}