* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }
      
      body {
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        background: #f5f5f5;
        padding: 20px;
      }
      
      .slider-container {
        max-width: 100%;
        margin: 0 auto;
        position: relative;
        overflow: hidden;
        /* box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); */
        background: #EDEDED;
      }
      
      .slider-wrapper {
        display: flex;
        transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        height: 70vh;
        min-height: 500px;
      }
      
      .iframe-slide {
        width: 100%;
        min-width: 100%;
        height: 100%;
        border: none;
        flex-shrink: 0;
      }
      
      /* Navigation Controls */
      .nav-btn {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        background: rgba(255, 255, 255, 0.95);
        border: none;
        width: 60px;
        height: 60px;
        border-radius: 50%;
        cursor: pointer;
        font-size: 24px;
        color: #333;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
        z-index: 10;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
      }
      
      .nav-btn:hover {
        background: white;
        transform: translateY(-50%) scale(1.1);
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
      }
      
      .nav-btn:disabled {
        opacity: 0.4;
        cursor: not-allowed;
        transform: translateY(-50%) scale(1);
      }
      
      .nav-btn:disabled:hover {
        transform: translateY(-50%) scale(1);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
      }
      
      .prev-btn {
        left: 20px;
      }
      .next-btn {
        right: 20px;
      }
      
      /* Slide Information */
      .slide-info {
        position: absolute;
        top: 20px;
        left: 20px;
        background: rgba(0, 0, 0, 0.8);
        color: white;
        padding: 8px 16px;
        border-radius: 20px;
        font-size: 14px;
        font-weight: 500;
        z-index: 15;
      }
      
      .slide-title {
        position: absolute;
        top: 20px;
        right: 20px;
        background: rgba(0, 0, 0, 0.8);
        color: white;
        padding: 8px 16px;
        border-radius: 20px;
        font-size: 14px;
        font-weight: 500;
        z-index: 20;
        max-width: 300px;
        text-align: right;
      }
      
      /* Progress Bar */
      .progress-container {
        width: 100%;
        height: 4px;
        background: #e0e0e0;
        position: absolute;
        bottom: 0;
        left: 0;
        z-index: 10;
      }
      
      .progress-bar {
        height: 100%;
        background: linear-gradient(90deg, #6a6867, #1f1d1b);
        transition: width 0.3s ease;
        width: 0%;
      }
      
      /* Navigation Dots */
      .slider-nav {
        display: flex;
        justify-content: center;
        margin-top: 20px;
        gap: 8px;
        flex-wrap: wrap;
      }
      
      .nav-dot {
        width: 45px;
        height: 45px;
        border-radius: 50%;
        background: white;
        border: 2px solid #050301;
        color: #050301;
        cursor: pointer;
        transition: all 0.3s ease;
        font-weight: 600;
        display: flex;
        align-items: center;
        justify-content: center;
        /* box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1); */
        position: relative;
      }
      
      .nav-dot:hover {
        background: #050301;
        color: white;
        transform: translateY(-2px);
      }
      
      .nav-dot.active {
        background: #050301;
        color: white;
        transform: scale(1.1);
      }
      
      .nav-dot:hover::after {
        content: attr(data-title);
        position: absolute;
        bottom: 100%;
        left: 50%;
        transform: translateX(-50%);
        background: #333;
        color: white;
        padding: 5px 10px;
        border-radius: 4px;
        font-size: 12px;
        white-space: nowrap;
        margin-bottom: 5px;
      }
      
      /* Loading States */
      .loading {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 18px;
        color: #666;
        z-index: 5;
      }
      
      .error {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        color: #dc3545;
        z-index: 5;
      }

      .abstract-cw {
        max-width: 80%;
        margin: 5px;
        font-weight: lighter;
      }
      
      /* Abstract Tooltip */
      .abstract-tooltip {
        position: absolute;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        background: rgba(0, 0, 0, 0.9);
        color: white;
        padding: 12px 16px;
        border-radius: 8px;
        font-size: 14px;
        max-width: 80%;
        text-align: center;
        z-index: 20;
        backdrop-filter: blur(10px);
      }
      
      /* Responsive Design */
      @media (max-width: 768px) {
        .slider-wrapper {
          height: 60vh;
          min-height: 400px;
        }
      
        .nav-btn {
          width: 50px;
          height: 50px;
          font-size: 20px;
        }
      
        .prev-btn {
          left: 10px;
        }
        .next-btn {
          right: 10px;
        }
      
        .nav-dot {
          width: 40px;
          height: 40px;
        }
      
        .slide-title {
          max-width: 200px;
          font-size: 12px;
        }
      }