body {
    margin: 0;
    background: radial-gradient(circle at center, var(--about-background-color-start), var(--about-background-color-end));
    color: white;
    overflow-x: hidden;
    font-family: Arial, sans-serif;
  }

  ::-webkit-scrollbar {
      width: 10px;
  }

  ::-webkit-scrollbar-track {
      background: radial-gradient(circle at center, var(--about-background-color-start), var(--about-background-color-end));
  }

  ::-webkit-scrollbar-thumb {
      background-color: var(--scrollbar-thumb-color);
      border-radius: 10px;
  }

  ::-webkit-scrollbar-thumb:hover {
      background-color: var(--scrollbar-thumb-color-hover);
  }

  ::selection {
    background-color: var(--selection-background-color);
    color: var(--selection-text-color);
  }
  
  .carousel-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 85vh;
    padding: 20px;
    box-sizing: border-box;
    position: relative;
    animation: fadeIn 0.5s ease-in-out;
  }
  
  .carousel {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    max-width: 90vw;
    padding-bottom: 10px;
    scrollbar-width: none;
  }
  
  .carousel::-webkit-scrollbar {
    display: none;
  }
  
  .card {
    min-width: 75vw;
    height: 700px;
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius);
    position: relative;
    scroll-snap-align: center;
    flex-shrink: 0;
    box-shadow: 0 4px 10px var(--shadow-color);
    z-index: 100;
    overflow: hidden;
  }

  .overlay {
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.8));
    backdrop-filter: blur(5px);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    box-sizing: border-box;
  }

  .text-box {
    padding: 30px;
    max-width: 650px;
    width: 100%;
    color: #f5f5f5;
  }

  .text-box .title {
    font-size: 2rem;
    margin-bottom: 15px;
    color: #fff;
  }

  .description {
    font-style: italic;
    margin-bottom: 20px;
    font-size: 1rem;
    color: #ddd;
    line-height: 1.5;
  }

  .components-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
  }

  .components-list li {
    margin-bottom: 6px;
    font-size: 0.96rem;
  }

  .components-list li strong {
    color: #ffffff;
  }

  .price {
    font-size: 1.2rem;
    margin-top: 15px;
  }

  .price-bold {
    font-weight: bold;
    color: #ffffff;
  }

  .price-date {
    font-weight: normal;
    font-size: 0.9rem;
    color: #bbb;
  }

  .nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    z-index: 10;
    padding: 0;
    line-height: 1;
    transition: transform 0.3s ease, color 0.3s ease;
    z-index: 100;
  }
  
  .nav:hover {
    color: #aaa;
    transform: translateY(-50%) scale(1.1);
  }
  
  .nav.left {
    left: 20px;
  }
  
  .nav.right {
    right: 20px;
  }
  
  .button-container {
    margin-top: 40px;
    width: 90vw;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    z-index: 999;
  }

  .button-container button {
    background-color: var(--button-background-color);
    color: var(--button-text-color);
    font-size: 1.6em;
    padding: 10px 20px;
    border: none;
    width: 100%;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s ease;
    box-shadow: 0 4px 10px var(--shadow-color);
  }

  .button-container button:hover {
    background-color: var(--button-background-color-hover);
    color: var(--button-text-color-hover);
    box-shadow: inset 5px 5px 10px #dfe3ea, inset -5px -5px 10px #faffff;
  }

  .button-container .note {
    font-size: 0.75rem;
    color: #ccc;
    margin-top: 0.5rem;
    font-style: italic;
  }
  
  .particle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: -1;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    animation: particle-animation 5s infinite ease-in-out;
}

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

/* Responsiveness */
@media (max-width: 1920px) {
  .carousel-wrapper {
    height: 85vh;
    padding: 10px;
  }

  .carousel {
    gap: 10px;
    max-width: 90vw;
  }

  .card {
    min-width: 75vw;
    height: 500px;
  }
}

  
@media (max-width: 768px) {
  .carousel-wrapper {
    padding: 0;
    height: 100vh;
  }

  .carousel {
    max-width: 100vw;
    height: 100vh;
    gap: none;
  }

  .card {
    min-width: 100vw;
    height: 100vh;
    border-radius: none;
  }

  .overlay {
    border-radius: none;
    padding: 10px;
  }

  .text-box {
    padding: 15px;;
    max-width: 320px;
  }

  .nav {
    display: none;
  }
}