/* Backdrop dimming layer */
.popover-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.45);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Floating Card Container */
.popover-card {
  background: #ffffff;
  width: 580px; /* Wide enough so tables NEVER scroll horizontally */
  max-width: 90vw;
  max-height: 85vh;
  overflow-y: auto; /* Vertical scrolling only if long content */
  border-radius: 10px;
  padding: 24px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.popover-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 12px;
}

.close-btn {
  background: transparent;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #64748b;
}