/* Center modal contents within Fancybox slide */
.certificate-pdf-modal .fancybox-slide {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Base & Portrait (Vertical) */
.certificate-pdf-modal .fancybox-content {
  width: min(65vh, calc(100vw - 40px));
  height: 91vh;
  max-height: calc(100vh - 40px);
  margin: 0;
  background: transparent;
}

/* Landscape (Horizontal) */
.certificate-pdf-modal.is-landscape .fancybox-content {
  width: clamp(320px, 92vw, 840px);
  height: clamp(228px, calc(92vw / 1.4), 600px);
  max-height: calc(100vh - 60px);
}

/* Iframe */
.certificate-pdf-modal .fancybox-iframe {
  background: transparent;
  border-radius: 8px;
}

/* Mobile viewports (<= 768px) */
@media (max-width: 768px) {
  /* Mobile Portrait */
  .certificate-pdf-modal .fancybox-content {
    width: clamp(320px, calc(100vw - 56px), 520px);
    height: clamp(430px, calc((100vw - 56px) * 1.35), 700px);
    max-width: calc(100vw - 56px);
    max-height: calc(100vh - 40px);
  }

  /* Mobile Landscape */
  .certificate-pdf-modal.is-landscape .fancybox-content {
    width: calc(92vw - 24px);
    max-width: calc(100vw - 24px);
    height: calc((92vw - 24px) / 1.4);
  }

  /* Close button on mobile */
  .certificate-pdf-modal .fancybox-close-small {
    right: -36px;
  }
}