.earthday-container {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100vw;
    height: 8vh;
    pointer-events: none;
    z-index: 1000;
    overflow: hidden;
}

.earthday-meadow {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-origin: bottom;
    animation: grow-meadow 3s cubic-bezier(0.1, 0.8, 0.2, 1) forwards;
}

@keyframes grow-meadow {
    0%   { transform: translateY(100%); opacity: 0; }
    100% { transform: translateY(0); opacity: 0.95; }
}

.earthday-sway {
    transform-origin: bottom center;
    animation: sway-grass 4s ease-in-out infinite alternate;
}

@keyframes sway-grass {
    0%   { transform: skewX(-2deg); }
    100% { transform: skewX(2deg); }
}