#taxons {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}
.taxon {
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    overflow: hidden;
}
.taxon-header {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.taxon-name {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}
.taxon-select {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 4px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    background: var(--surface-alt);
    color: inherit;
    cursor: pointer;
    font-size: 0.75rem;
    margin-left: 4px;
}
.taxon-select:hover {
    background: var(--border);
}
.taxon-select:focus {
    outline: 2px solid #60a5fa;
    outline-offset: 2px;
}
summary {
    display: flex;
    align-items: center;
    cursor: pointer;
    list-style: none;
    padding: 12px 16px;
}
.taxon > summary {
    border-bottom: 1px solid var(--border);
    background: var(--surface-alt);
}
summary::before {
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid var(--muted);
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    margin-right: 10px;
    transition: transform 0.3s cubic-bezier(0.34, 2.12, 0.64, 1);
    transform-origin: 25% 50%;
}
details.bird[open] summary::before,
details.taxon[open] > summary::before {
    transform: rotate(90deg) scale(1.2);
}
.icon {
    height: 0.8em;
    width: 0.8em;
    vertical-align: middle;
}
.rare-1 { color: #84b72c; }
.rare-2 { color: #4ad1d6; }
.rare-3 { color: #f4c014; }
.rare-4 { color: #ea554b; }
.bird {
    border-bottom: 1px solid var(--border);
}
.bird-name {
    font-weight: 500;
    flex-grow: 1;
    text-align: left;
}
.bird-rarity {
    margin: 3px;
}
.bird-content {
    border: 1px solid var(--border);
    border-radius: 6px;
    margin: 0.75rem;
}
.bird-card-count {
    color: var(--muted);
    font-size: 0.75rem;
}
.cards {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px 16px 16px 32px;
    border: none;
    margin: 0;
}
.card-select {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 6px 10px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    background: var(--surface-alt);
    cursor: pointer;
    font-size: 0.875rem;
}
.card-select:hover {
    background: var(--border);
}
.card-select:focus-within {
    outline: 2px solid #60a5fa;
    outline-offset: 2px;
}
.card-select input {
    margin: 0;
}
.card-select.active {
    border-color: var(--review-accent-light);
    background: var(--review-bg-tint);
}
.card-playing {
    display: inline-flex;
    align-items: center;
}
.selection-summary {
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
}
.selection-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}
#deselect-all-btn {
    padding: 4px 10px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    background: var(--surface-alt);
    color: inherit;
    cursor: pointer;
    font-size: 0.875rem;
}
#deselect-all-btn:hover {
    background: var(--border);
}
#deselect-all-btn:focus {
    outline: 2px solid #60a5fa;
    outline-offset: 2px;
}
.selection-list {
    color: var(--muted);
    font-size: 0.875rem;
    line-height: 1.4;
}