/* Reaction User Tooltip */
.reaction-user-tooltip {
    position: absolute;
    /* JS sets top/left, so we reset these to avoid conflicts */
    top: 0;
    left: 0;
    margin: 0;
    
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    
    background: rgba(20, 20, 20, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 8px;
    min-width: 150px;
    max-width: 250px;
    z-index: 2000;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    pointer-events: none;
    
    opacity: 0;
    transition: opacity 0.2s;
    transform: translateX(-50%); /* Center horizontally relative to JS-set left */
}

.reaction-user-tooltip.visible {
    opacity: 1;
}

.reaction-user-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: rgba(20, 20, 20, 0.95) transparent transparent transparent;
}

.reaction-tooltip-header {
    font-size: 11px;
    color: #888;
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 4px;
}

.reaction-tooltip-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    max-height: 200px;
    overflow-y: auto;
}

.reaction-tooltip-user {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.reaction-tooltip-avatar {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    object-fit: cover;
    background: #333;
}

.reaction-tooltip-name {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}