.ipe-libras-link,
.ipe-libras-close {
  background: #153c32;
  border: 1px solid #c2e3d4;
  border-radius: 999px;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .5rem .875rem;
  font: 600 .875rem/1.2 system-ui, sans-serif;
  text-decoration: none;
}
.ipe-libras-link {
  position: fixed;
  z-index: 40;
  inset-inline-end: max(.5rem, env(safe-area-inset-right));
  inset-block-start: 50%;
  box-shadow: 0 2px 8px #0006;
}
.ipe-libras-link:visited,
.ipe-libras-link:hover { color: #fff; }
body:has(.player-entry) .ipe-libras-link {
  position: absolute;
  inset-block-start: clamp(20px, 5vw, 64px);
  inset-inline-end: clamp(20px, 5vw, 64px);
}
.ipe-libras-link:focus-visible,
.ipe-libras-close:focus-visible,
.ipe-libras-dialog-heading a:focus-visible,
.ipe-libras-guide > main :is(button, a):focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
  box-shadow: 0 0 0 6px #1d59a4;
}
.ipe-libras-dialog {
  box-sizing: border-box;
  position: fixed;
  inset: 0;
  margin: auto;
  width: min(48rem, calc(100% - 1rem));
  max-width: none;
  max-height: calc(100dvh - 1rem);
  padding: 0;
  border: 2px solid #153c32;
  border-radius: .75rem;
  background: #fff;
  color: #142c26;
  font: 1rem/1.5 system-ui, sans-serif;
  color-scheme: light;
}
.ipe-libras-dialog::backdrop { background: #101e1acc; }
.ipe-libras-dialog-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  padding: .5rem .75rem;
  border-bottom: 1px solid #c5d4cd;
}
.ipe-libras-dialog-heading h2 {
  margin: 0;
  font: 700 1.125rem/1.2 system-ui, sans-serif;
  color: #142c26;
}
.ipe-libras-dialog-heading a {
  color: #124484;
  font: 600 .875rem/1.2 system-ui, sans-serif;
}
.ipe-libras-dialog iframe {
  display: block;
  width: 100%;
  height: min(36rem, calc(100dvh - 5rem));
  border: 0;
}
.ipe-libras-guide {
  margin: 0;
  background: #fff;
  color-scheme: light;
}
.ipe-libras-guide > main {
  padding: .75rem max(.75rem, env(safe-area-inset-left)) 1rem;
  color: #172b24;
  font: 1rem/1.5 system-ui, sans-serif;
  overflow-wrap: anywhere;
}
.ipe-libras-guide > main h1 { font: 700 1.375rem/1.2 system-ui, sans-serif; }
.ipe-libras-guide > main p { margin: .5rem 0; }
.ipe-libras-guide > main a { color: #124484; }
.ipe-libras-guide > main button {
  box-sizing: border-box;
  max-width: min(28rem, 100%);
  min-height: 44px;
  padding: .5rem .75rem;
  border: 1px solid #477260;
  border-radius: .5rem;
  background: #eaf5ee;
  color: #112e24;
  font: inherit;
  text-align: start;
  cursor: pointer;
}
.ipe-libras-guide > main button:disabled { cursor: default; }
.ipe-libras-guide > main #ipe-libras-passage { margin-inline-end: 3.75rem; }
@media print {
  .ipe-libras-link, .ipe-libras-dialog { display: none !important; }
}