#frame-panel {
    grid-area: frames;
    display: none;
    border-top: 1px solid var(--border);
    background: var(--bg-panel);
    flex-shrink: 0;
}

#frame-panel.visible {
    display: flex;
    flex-direction: column;
    height: 120px;
}

.frame-panel-header {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 2px 6px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.frame-panel-header .icon-btn {
    width: 24px;
    height: 22px;
    font-size: 14px;
    padding: 0;
}

.frame-list {
    display: flex;
    overflow-x: auto;
    gap: 4px;
    padding: 12px 4px 4px 4px;
    flex: 1;
    align-items: center;
}

.frame-thumb {
    flex-shrink: 0;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 3px;
    text-align: center;
    padding: 2px;
    background: var(--bg-input);
}

.frame-thumb:hover {
    border-color: var(--text-dim);
}

.frame-thumb.active {
    border-color: var(--accent);
}

.frame-thumb canvas {
    display: block;
    border: 1px solid var(--border);
}

.frame-label {
    font-size: 9px;
    color: var(--text-dim);
    margin-top: 1px;
    max-width: 48px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.frame-thumb {
    position: relative;
}

.frame-tag-label {
    position: absolute;
    top: -14px;
    left: 0;
    font-size: 9px;
    font-weight: 600;
    color: var(--accent);
    white-space: nowrap;
    user-select: none;
    z-index: 1;
}

.frame-tag-label.active-tag {
    z-index: 2;
    color: var(--text-bright, #fff);
}