body {
    margin: 0;
    padding: 0;
    background-color: #ffffff;
    font-family: 'Nunito', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
  }

/* === Layout Containers === */
.responsive-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .window-tab {
    width: 90vw;
    max-width: 800px;
    height: 500px;
    border: 2px solid #b8b8b8;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
  }
  
  .title-bar {
    height: 50px;
    background-color: #444;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    flex-shrink: 0;
  }
  
  .title-text {
    font-family: 'Space Mono', monospace;
    font-size: 20px;
    color: #fff;
    letter-spacing: 1px;
  }
  
  .window-body {
    background-color: #fff;
    flex-grow: 1;
    padding: 50px 40px 60px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    overflow-y: auto;
  }

  /* === Back Buttons === */
  .back-button { 
    font-family: 'Space Mono', monospace; 
    font-size: 16px; 
    color: #fff; 
    text-decoration: none; 
    padding: 0; 
    margin: 0; 
    cursor: pointer; 
    transition: transform 0.2s ease; 
    line-height: 1;
  }  

  .back-button:hover {
        transform: scale(1.05);
  }

  /* === FAQ section === */

  .faq-section {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-section details {
    border: 1px solid #ccc;    
    border-radius: 10px;       
    overflow: hidden;       
    background: none;         
    transition: box-shadow 0.18s ease, border-color 0.18s ease; 
}

.faq-section summary {
    background: #fff4c2;  
    color: #333;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    font-family: 'Space Mono', monospace;
    font-weight: 600;
    font-size: 1.05rem;
    line-height: 1;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;   
}

.faq-section summary::-webkit-details-marker { display: none; }
.faq-section summary::marker { content: ""; }

.faq-section summary::after {
    content: "▸";
    font-size: 1.05rem;
    color: #242424;
    transition: transform 0.18s ease;
    margin-left: 12px;
}

.faq-section details[open] summary::after {
    transform: rotate(90deg);
}

.faq-section summary:focus {
    outline: none;
}

.faq-section summary:focus-visible {
    box-shadow: 0 0 0 4px rgba(68,68,68,0.12);
    border-radius: 8px;
}

.faq-section details[open] summary {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.faq-section details > *:not(summary) {
    padding: 18px 22px 22px;
    background: #ffffff;
    color: #444;
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
    border-top: 1px solid rgba(0,0,0,0.04);
}

  @media (max-width: 800px) {
   
    .window-tab {
        width: 100vw;
        height: 100vh;
        border-radius: 0;
        border: none;
        box-shadow: none;
        display: flex;
        flex-direction: column;
    }
    
    .window-body {
        flex-grow: 1;
        overflow-y: auto;
        padding: 40px 20px 60px; 
        display: block;
    }

}

@media (min-width: 801px) {
  body {
    background-image: url('background.png');
    background-size: cover;         
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;   
  }
}