/* Backup CSS - if FontAsset doesn't work, replace the * selector with this */
* {
    -unity-font: resource("LiberationSans SDF");
}

/* Or try this approach for emoji-specific elements */
.emoji-text {
    -unity-font: url("project://Assets/Fonts/Noto_Color_Emoji/NotoColorEmoji-Regular.ttf");
}

/* Then add class="emoji-text" to elements that need emojis */