/* Balancium presentation viewer v5 — PDF.js canvas renderer. */
.bal-pdf-stage{
  min-height:560px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:14px;
  background:#f4f4f2;
  color:#111;
  outline:none;
  overflow:hidden;
}
.bal-pdf-stage canvas{
  display:block;
  max-width:100%;
  height:auto;
  background:#fff;
  box-shadow:0 1px 8px rgba(0,0,0,.18);
}
.bal-pdf-loading,.bal-pdf-error{
  max-width:620px;
  padding:28px;
  text-align:center;
  font:700 14px/1.45 Arial,Helvetica,sans-serif;
}
.bal-pdf-error{color:#7a1111}
.bal-pdf-nav{
  min-height:52px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:18px;
  padding:9px 12px;
  border-top:1px solid #555;
  background:#fff;
  color:#111;
  font:800 13px/1 Arial,Helvetica,sans-serif;
}
.bal-pdf-nav button{
  width:36px;
  height:32px;
  border:1px solid #111;
  background:#fff;
  color:#111;
  cursor:pointer;
  font:800 18px/1 Arial,Helvetica,sans-serif;
}
.bal-pdf-nav button:hover:not(:disabled),.bal-pdf-nav button:focus-visible:not(:disabled){background:#111;color:#fff}
.bal-pdf-nav button:disabled{opacity:.3;cursor:default}
.viewer .bal-pdf-stage{min-height:min(68vh,760px)}
.pdf-panel .bal-pdf-stage{min-height:600px}
.pdf-panel .bal-pdf-nav{border-color:#444}
@media(max-width:900px){
  .viewer .bal-pdf-stage,.pdf-panel .bal-pdf-stage{min-height:430px}
}
@media(max-width:650px){
  .bal-pdf-stage{padding:8px}
  .viewer .bal-pdf-stage,.pdf-panel .bal-pdf-stage{min-height:330px}
  .bal-pdf-nav{min-height:46px;gap:14px}
}