.floating {
      animation: floatAnimation 3s ease-in-out infinite;
    }
    
    .swap-btn {
      background-color: white;
      border-radius: 50%;
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
      transition: all 0.3s;
      cursor: pointer;
    }
    
    .swap-btn:hover {
      transform: rotate(180deg);
      background-color: var(--primary);
      color: white;
    }
    
    .loader {
      border: 3px solid #f3f3f3;
      border-radius: 50%;
      border-top: 3px solid var(--primary);
      width: 24px;
      height: 24px;
      animation: spin 1s linear infinite;
      display: none;
    }
    
    @keyframes spin {
      0% { transform: rotate(0deg); }
      100% { transform: rotate(360deg); }
    }