:root {
      --mylogo: #26D9CD;
      --accent: #26D97C;
      --myinterface: #16847D;
      --bg: #121212;
      --black2: #191919;
      --black3: #1C1C1C;
      --grey: #404040;
      --grey2: #666666;
      --text: #FFFFFF;
    }
    body {
      background: var(--bg);
      color: var(--text);
      font-family: 'DM Sans', Arial, sans-serif;
      font-weight: 300;
      max-width: 100%;
      margin: 0; 
      padding: 0px 24px 0px 24px;
    }
    h1 {
      font-family: 'Ubuntu', Arial, sans-serif;
      font-weight: 300;
      margin-bottom: 40px;
      margin-top: 80px;
      font-size: 48px;
      line-height: 52px;
      text-align: center;
      -webkit-text-size-adjust: 100%;
    }
    input, button {
      width: 100%;
      padding: 20px;
      margin-bottom: 12px;
      border: 1px solid var(--bg);
      border-radius: 24px;
      font-size: 16px;
      font-family: 'DM Sans', Arial, sans-serif;
      font-weight: 300;
      box-sizing: border-box;
      outline: none;
    }
    input:focus {
    border: 1px solid var(--myinterface); 
}
    input {
      background: var(--black3);
      color: var(--text);
      width: 100%;
      height: 64px;
      display: block;
      margin: 0 auto;
    }
    input, button {
  box-sizing: border-box; 
  display: block; 
}
    button {
      width: 168px;
      height: 56px;
      padding: 16px 32px;
      border-radius: 60px;
      background: var(--bg);
      color: var(--text);
      cursor: pointer;
      border: 1px solid var(--accent);
      transition: all 0.4s ease;
      font-size: 16px;
      line-height: 20px;
      font-family: 'DM Sans', Arial, sans-serif;
      font-weight: 300;
      display: block;
      margin: 0 auto;
      margin-top: 20px;
    }
    button:hover {
      border: 1px solid var(--accent);
      background: var(--bg);
      color: var(--accent);
    }
    button:active {
  border: 1px solid var(--myinterface);
  background: var(--bg); 
  color: var(--myinterface);                
  transform: scale(0.96);  
    }
    #result {
      background: var(--bg);
      color: var(--text);
      margin-top: 12px;
      font-size: 16px;
      line-height: 20px;
      font-family: 'DM Sans', Arial, sans-serif;
      font-weight: 300;
      min-height: 20px;
    }
    pre {
      background: var(--bg);
      color: var(--text);
      border-radius: 20px;
      margin-top: 20px;
      font-size: 16px;
      line-height: 20px;
      overflow-x: auto;
      overflow-x: hidden;
    white-space: pre-wrap;
    word-break: break-all;
    }
    .error {
      color: var(--accent);
      font-size: 16px;
      line-height: 20px;
    }
    #preloader {
            position: fixed;
            align-items: center; 
            justify-content: center; 
            top: 0; left: 0;
            width: 100vw; height: 100vh;
            background: var(--bg);
            z-index: 9999;
            display: flex;
            transition: color 0.4s;
        }
        #preloader.hide {
            opacity: 0;
            pointer-events: none;
        }
       .spinner {
    width: 32px;
    height: 32px;
    border-radius: 50%; 
    border: 4px solid transparent; 
    border-top-color: var(--myinterface); 
    animation: spin 0.4s linear infinite; 
}
@keyframes spin {
    0% {
        transform: rotate(0deg); 
    }
    100% {
        transform: rotate(360deg);
    }
}
@media (max-width: 1024px) {
  h1 {
      font-family: 'Ubuntu', Arial, sans-serif;
      font-weight: 300;
      margin-bottom: 20px;
      margin-top: 40px;
      font-size: 28px;
      line-height: 32px;
      text-align: center;
      -webkit-text-size-adjust: 100%;
    }
    input {
      background: var(--black3);
      color: var(--text);
      width: 100%;
      display: block;
      margin: 0 auto;
    }
    button {
      width: 168px;
      height: 56px;
      padding: 16px 32px;
      border-radius: 60px;
      background: var(--bg);
      color: var(--text);
      cursor: pointer;
      border: 1px solid var(--accent);
      transition: all 0.4s ease;
      font-size: 16px;
      line-height: 20px;
      font-family: 'DM Sans', Arial, sans-serif;
      font-weight: 300;
      display: block;
      margin: 0 auto;
      margin-top: 12px;
    }
    pre {
      margin-top: 12px;
    }
    #result {
      margin-top: 4px;
    }
  }