.bussan-poster-link {
  display: block;
  min-width: 0;
  width: 100%;
  border-radius: 14px;
  cursor: zoom-in;
}

.feature-hero .bussan-poster {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

@media (min-width: 768px) {
  .bussan-poster-link { width: 50%; }
}

.bussan-pdf-dialog {
  width: min(1200px, calc(100vw - 24px));
  max-width: calc(100vw - 24px);
  height: 92vh;
  height: 92dvh;
  max-height: 92vh;
  max-height: 92dvh;
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: 14px;
  color: var(--text);
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.bussan-pdf-dialog[open] {
  display: flex;
  flex-direction: column;
}

.bussan-pdf-dialog::backdrop {
  background: rgba(4, 18, 30, .82);
}

.bussan-pdf-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  flex: 0 0 auto;
}

.bussan-pdf-header h2 {
  margin: 0;
  font-size: 1rem;
  color: var(--navy);
}

.bussan-pdf-close {
  min-width: 88px;
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--sea-light);
  color: var(--sea-dark);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  flex: 0 0 auto;
}

.bussan-pdf-help {
  margin: 0;
  padding: 8px 16px;
  font-size: .85rem;
  flex: 0 0 auto;
}

.bussan-pdf-viewer {
  display: block;
  width: 100%;
  min-height: 0;
  flex: 1 1 0;
  border: 0;
  background: #edf2f7;
}

html.bussan-pdf-open,
html.bussan-pdf-open body {
  overflow: hidden;
}

@media (max-width: 767px) {
  .bussan-pdf-header { padding: 10px 12px; }
  .bussan-pdf-help { padding: 8px 12px; }
}

@media print {
  .bussan-pdf-dialog { display: none !important; }
}