/* Hide the HR element entirely */
.footnotes hr {
  display: none;
}

/* Use the footnotes div itself as the separator */
.footnotes {
  font-size: 0.9em;
  color: #666;
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid #e6e6e6;
}

.footnotes ol {
  padding-left: 1.5rem;
  line-height: 1.6;
}

.footnotes li {
  margin-bottom: 0.75rem;
}

.footnotes p {
  margin: 0;
  display: inline;
}

/* Popup styling for narrow screens */
.footnote-popup {
  position: absolute;
  max-width: 90%;
  width: 400px;
  padding: 1rem;
  background: white;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  font-size: 0.9rem;
  line-height: 1.5;
  color: #333;
  z-index: 1000;
}

.footnote-popup p {
  margin: 0;
}

.footnote-popup-close {
  position: absolute;
  top: 0.25rem;
  right: 0.5rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: #999;
  cursor: pointer;
  padding: 0;
  width: 1.5rem;
  height: 1.5rem;
}

.footnote-popup-close:hover {
  color: #333;
}

.footnote-popup-ref {
  cursor: pointer;
}

/* Tufte-style sidenotes for wider screens */
@media (min-width: 1200px) {
  .post-content {
    position: relative;
  }

  /* Style the sidenote references */
  .sidenote-ref {
    position: relative;
  }

  /* The actual sidenote in the margin */
  .sidenote {
    float: right;
    clear: right;
    margin-right: -280px;
    width: 240px;
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    line-height: 1.4;
    color: #666;
    position: relative;
  }

  .sidenote p {
    margin: 0;
  }
}

/* For very wide screens, add more space */
@media (min-width: 1400px) {
  .sidenote {
    margin-right: -320px;
    width: 280px;
  }
}