/* Public course comparison is independent from the admin dialog styles. */
#compareBar {
  position: fixed;
  inset: auto 0 0;
  z-index: 9500;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  background: var(--navy);
  color: white;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, .3);
}

#compareModal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(2, 6, 38, .72);
}

#compareModal.open { display: flex; }
#compareModal .compare-dialog {
  width: min(980px, 100%);
  max-height: min(90vh, 760px);
  overflow: hidden;
  background: white;
  border-radius: 16px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
#compareModal .compare-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  border-bottom: 1px solid #e8ecf5;
}
#compareModal .compare-header h2 { margin: 0; font-size: 20px; color: var(--navy); }
#compareModal .compare-close {
  border: 0;
  background: transparent;
  color: var(--navy);
  cursor: pointer;
  font-size: 28px;
  line-height: 1;
  padding: 4px 8px;
}
#compareModal .compare-body { overflow: auto; max-height: calc(min(90vh, 760px) - 74px); }
#compareModal table { min-width: 620px; width: 100%; border-collapse: collapse; }
#compareModal th, #compareModal td { padding: 12px 16px; border-bottom: 1px solid #e8ecf5; vertical-align: top; }
#compareModal th { position: sticky; top: 0; z-index: 1; background: white; color: var(--navy); text-align: center; }
#compareModal .compare-label { width: 150px; color: var(--gray); font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
#compareModal td:not(.compare-label) { text-align: center; }
#compareModal ul { margin: 0; padding-left: 18px; text-align: left; }
#compareModal .compare-error { color: #b42318; font-size: 13px; margin: 8px 0 0; }
#compareLimitMessage { color: #ffd7d7; font-size: 13px; min-height: 18px; }

@media (max-width: 680px) {
  #compareBar { align-items: stretch; flex-direction: column; padding: 12px 16px; }
  #compareBar > div:last-child { display: flex; }
  #compareBar button { flex: 1; }
  #compareModal { padding: 10px; }
  #compareModal th, #compareModal td { padding: 10px; }
}