.participant-hero:has(.favorite-toggle) { overflow: clip; }

.participant-hero .favorite-toggle {
  min-height: 44px;
  margin-top: 14px;
  padding: 6px 12px;
  gap: 8px;
  border: 1px solid #ffffff60;
  color: #fff;
  background: #ffffff0d;
  font-size: 12px;
}

.participant-hero .favorite-toggle:hover {
  border-color: #fff;
  background: #ffffff20;
}

.participant-hero .favorite-toggle:focus-visible {
  outline-color: var(--color-accent);
}

.participant-hero .favorite-toggle[data-favorite-active] {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.favorite-heart { position: relative; display: grid; flex: none; }
.favorite-heart > .icon { width: 19px; height: 19px; }
.favorite-toggle[data-favorite-active] .favorite-heart > .icon { fill: var(--color-accent); stroke: var(--color-primary); }
.favorite-sparks {
  --spark-color: var(--color-accent);
  position: absolute;
  inset: 50% auto auto 50%;
  width: 4px;
  height: 4px;
  margin: -2px;
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
  filter: drop-shadow(0 0 1px var(--color-primary));
  box-shadow:
    0 -18px var(--spark-color), 13px -13px 0 -1px var(--spark-color),
    18px 0 var(--spark-color), 13px 13px 0 -1px var(--spark-color),
    0 18px var(--spark-color), -13px 13px 0 -1px var(--spark-color),
    -18px 0 var(--spark-color), -13px -13px 0 -1px var(--spark-color);
}
.favorite-toggle:disabled { opacity: .55; cursor: default; }

.favorite-icon-control { position: relative; z-index: 2; flex: none; }
.favorite-icon-control:not(:has(> button:not([hidden]))) { display: none; }
.favorite-icon-control .favorite-toggle { width: 44px; height: 44px; color: var(--color-primary); }
.favorite-icon-control .favorite-toggle:is(:hover, [data-favorite-active]) { background: var(--color-soft); }
.favorite-icon-control .favorite-feedback {
  position: absolute; inset-inline-end: 0; inset-block-start: 100%; width: min(240px, 70vw);
}

[data-favorites-list] { display: grid; gap: 16px; }
.favorites-group { border-radius: var(--radius-card); }
.favorites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 16rem), 1fr));
  gap: 8px;
  padding: var(--collection-inset);
  margin: 0;
  list-style: none;
}
.favorite-card { display: block; height: 100%; overflow-wrap: anywhere; }
.favorite-card:hover { border-color: var(--color-primary); }
.favorite-card small { display: block; margin-top: 4px; color: var(--color-muted); }

.favorite-feedback {
  width: fit-content;
  margin: 8px 0 0;
  padding: 8px 12px;
  border: 1px solid #f1cbc3;
  border-radius: 7px;
  color: var(--color-danger);
  background: #fff0ee;
  font-size: 12px;
}

.participant-hero .favorite-toggle[hidden],
[data-favorites-group][hidden],
[data-favorite-item][hidden],
[data-favorites-empty][hidden],
[data-favorites-unavailable][hidden] { display: none; }