:root {
  /* Light theme colors */
  --background-color: #ffffff;
  --text-color: #1a1a1a;
  --link-color: #0066cc;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #121212;
    --text-color: #ffffff;
    --link-color: #66b3ff;
  }
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
}

a {
  color: inherit;
}

.container {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  padding: 0 20px;
}

textarea#friendList {
  width: 100%;
  max-width: 500px;
  height: 200px;
  resize: none;
  margin: 20px 0;
  padding: 10px;
  font-size: 1rem;
}

button {
  padding: 10px 20px;
  font-size: 1.1rem;
  cursor: pointer;
  margin: 5px;
  border-radius: 4px;
  background-color: var(--link-color);
  color: var(--background-color);
  border: none;
  transition: opacity 0.2s;
}

button:hover {
  opacity: 0.9;
}


#openerSection {
  margin-top: 20px;
}

#openerSection p {
    padding: 0px;
    margin: 8px 0;
}

#openerSection h3 {
    padding: 0px;
    margin: 8px 0;
}

#opener {
    min-height: 60px;
    max-height: 120px;
    overflow-y: auto;
    text-wrap: balance;
    text-align: center;
    margin: 10px 0;
}