body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #fffaf5;
  color: #333;
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

.whitepaper-container {
  max-width: 60em;
  margin: 5vh auto;
  padding: 2em;
  background: #ffffff;
  border: 0.1em solid #f3d6a5;
  border-radius: 1em;
  box-shadow: 0 0.4em 1.2em rgba(0, 0, 0, 0.1);
}

h1 {
  color: #be7f2d;
  text-align: center;
  margin-bottom: 1.5em;
}

h2 {
  color: #8a4d00;
  margin-top: 2em;
}

ul {
  padding-left: 1.5em;
}

footer {
  text-align: center;
  margin-top: 4em;
  font-size: 0.9em;
  color: #888;
}

.download-button {
  display: inline-block;
  margin: 2vh 0;
  padding: 1vh 2vw;
  background-color: #2e7d32;
  color: #fff;
  font-weight: 500;
  border-radius: 0.6vh;
  text-decoration: none;
  transition: background 0.2s ease;
}

.download-button:hover {
  background-color: #1b5e20;
}

@media print {
  .page-break {
    page-break-before: always;
    break-before: page;
  }

  h1, h2 {
    page-break-after: avoid;
    break-after: avoid;
  }

  footer {
    page-break-before: always;
    break-before: page;
  }
}

.language-selector {
  position: relative;
  display: inline-block;
}

#language-toggle {
  background-color: #d4af37;
  color: white;
  padding: 0.5em 1em;
  border: none;
  border-radius: 1em;
  cursor: pointer;
  font-weight: bold;
}

.language-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #1a1a1a;
  border: 0.2vh solid #c9a735;
  border-radius: 0.5em;
  box-shadow: 0 0.5vh 1vh rgba(0, 0, 0, 0.6);
  z-index: 10;
  padding: 0.5em;
  max-height: 30vh;
  overflow-y: auto;
  width: max-content;
  min-width: 10vw;
}

.language-dropdown button {
  display: block;
  width: 100%;
  background: none;
  border: none;
  color: white;
  text-align: left;
  padding: 0.4em 0.6em;
  cursor: pointer;
  font-size: 0.9em;
}

.language-dropdown button:hover {
  background-color: #333;
}

.hidden {
  display: none;
}

@media (max-width: 768px) {
  .whitepaper-container {
    padding: 1.2em 1em;
    margin: 4vh 1vw;
    font-size: 0.95em;
  }

  h1 {
    font-size: 1.6em;
    margin-bottom: 1em;
  }

  h2 {
    font-size: 1.2em;
    margin-top: 1.5em;
  }

  .download-button {
    padding: 0.8em 1.2em;
    font-size: 0.95em;
  }

  .language-dropdown {
    min-width: 40vw;
  }
}