@media (max-width: 719px) {
  
 html, body {
    overflow-x: hidden !important;
    
    margin: 0;
    padding: 0;
  }
  #exchange.section.exchange-section {
    padding: 0 4vw;
    color: #fff;
  }

    .exchange-header {
    padding: 0 5vw 0 5vw;   
    margin: 34px auto 18px auto;
    max-width: 99vw;
    box-sizing: border-box;
    text-align: left;
  }

  .exchange-header h2 {
    font-family: 'Montserrat', Arial, sans-serif;
    font-weight: 800;
    font-size: 1.8rem;         
    line-height: 1.21;          
    letter-spacing: 0.01em;
    margin: 0 0 0.8em 0;        
    text-align: left;
    word-break: break-word;
  }

  .exchange-subtitle {
    font-family: 'Montserrat', Arial, sans-serif;
    font-size: 1.02rem;          
    line-height: 1.48;
    font-weight: 400;
    color: #fff;
    opacity: 0.97;
    margin-top: 0;
    margin-bottom: 0;           
    text-align: left;
    letter-spacing: 0.01em;
  }

   .exchange-header em {
    font-style: italic;
    font-weight: 400;
    opacity: 1;
  }

  
  .exchange-bubbles {
    padding: 16px;
    background: linear-gradient(180deg, rgba(42,0,65,0.82) 0%, rgba(154,34,117,0.82) 100%);
    border-radius: 0px;
    box-shadow: 0 0 20px rgba(0,0,0,0.18);
  }

  .exchange-bubbles-columns,
  .exchange-bubbles-col {
    display: block;
    width: 100%;
    gap: 0;
    padding: 0;
    margin: 0;
  }

  
  .ex-acc {
    display: block;
    width: 100%;
    margin-bottom: 12px;
  }
  .ex-toggle {
    display: none;
  }

  .exchange-bubble,
  .ex-acc > label {
    font: 700 1rem 'Montserrat', sans-serif;
    color: #ffe98a;
    cursor: pointer;
    background: rgba(0,0,0,0.18);
    padding: 12px 12px 12px 36px;
    min-height: 48px;
    border-radius: 4px;
    position: relative;
    transition: background .22s;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .exchange-dot {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: #ffe98a;
    box-shadow: 0 0 8px 2px #ffe98a44;
    z-index: 1;
  }

  .exchange-bubble-title {
    font: 700 1rem 'Montserrat', sans-serif;
    color: #ffe98a;
    margin-left: 0;
    line-height: 1.25;
  }

  
  .exchange-bubble-desc {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    font: 400 .95rem 'Montserrat', sans-serif;
    background: none;
    transition: max-height .38s, opacity .38s;
    padding: 0 2px 0 36px;
    margin: 0;
    box-sizing: border-box;
  }

  
  .ex-toggle:checked + label + .exchange-bubble-desc {
    max-height: 800px;
    opacity: 1;
    padding: 12px 2px 12px 36px;
    margin-top: -3px;
  }

  .ex-toggle:checked + label {
    background: rgba(255,233,138,0.08);
    filter: brightness(1.10);
    color: #ffe98a;
  }

  
  .exchange-how-possible,
  .exchange-bubble-details {
    display: none !important;
  }

  
  .exchange-bubble-list {
    margin: 10px 0 0 10px;
    padding-left: 18px;
    font: 400 .93rem 'Montserrat', sans-serif;
    color: #fff;
    opacity: 0.95;
  }
  .exchange-bubble-list li {
    margin-bottom: 6px;
  }
}


@keyframes fadeIn {
  0%   { opacity: 0; transform: translateY(6px);}
  100% { opacity: 1; transform: none;}
}