/* ==========================================================================
   ENTWINED HEARTS: IMMORTAL TWILIGHT FIREFLIES (ZERO ALLOCATION POOL)
   ========================================================================== */

.eh-firefly-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9991; /* Sits softly in the deep background layer */
    overflow: hidden;
}

.eh-firefly-bug {
    position: absolute;
    width: 5px;
    height: 5px;
    background-color: #e2e38b; /* Magical pale greenish-gold aura */
    border-radius: 50%;
    /* Layered organic glows */
    box-shadow: 0 0 10px #e2e38b, 0 0 20px rgba(226, 227, 139, 0.6), 0 0 30px rgba(226, 227, 139, 0.3);
    opacity: 0;
    will-change: transform, opacity;
    /* Soft, non-linear wandering easing interpolation */
    transition: transform var(--eh-speed) cubic-bezier(0.445, 0.05, 0.55, 0.95), 
                opacity var(--eh-glow) ease-in-out;
}