/* Base box for ALL collapsible admonitions */
details.admonition {
  border: 1px solid #d9d9d9;
  border-left: .4rem solid #2c3e50; /* Flatly dark blue fallback */
  border-radius: .25rem;
  margin: 1rem 0;
  overflow: hidden; /* keeps borders clean when collapsed */
}

/* Title bar (always visible) */
details.admonition > summary {
  display: block;
  padding: .6rem .9rem;
  cursor: pointer;
  font-weight: 600;
  background: #f8f9fa;             /* light header background */
  list-style: none;                 /* hide default triangle in some UAs */
  position: relative;
  border-bottom: 0;                 /* we’ll add it only when open */
}
details.admonition > summary::-webkit-details-marker { display: none; }

/* Optional: a small disclosure chevron */
details.admonition > summary::after {
  content: "▸";
  position: absolute;
  right: .75rem;
  transform: translateY(-50%);
  top: 50%;
}
details.admonition[open] > summary::after { content: "▾"; }

/* Content area (only when open) */
details.admonition > .admonition-content {
  padding: .75rem .9rem;
  background: #fff;
  border-top: 1px solid #e6e6e6;   /* creates a divider under the title */
}

/* When open, draw divider under the summary line */
details.admonition[open] > summary {
  border-bottom: 1px solid #e6e6e6;
}

/* Color accents per type (adjust to taste) */
details.admonition.note     { border-left-color: #2c3e50; } /* Flatly primary-ish */
details.admonition.tip      { border-left-color: #18bc9c; }
details.admonition.info     { border-left-color: #3498db; }
details.admonition.warning  { border-left-color: #f39c12; }
details.admonition.danger,
details.admonition.caution  { border-left-color: #e74c3c; }

.map-embed { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; }
.map-embed iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }


  .keynotes {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin: 20px 0;
  }
  .keynote {
    flex: 1 1 220px;
    max-width: 260px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,.08);
  }
  .keynote:hover {
    transform: translateY(-2px);
  }
  .badge {
    font-size: 24px;
  }
  .name {
    font-weight: bold;
  }
  .affil {
    font-size: 0.9em;
    color: #555;
  }