:root {
    --shooter-duration: 5.5s;
}

.shooter {
    position: absolute;
    left: 20%;
    top: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    background: #fff;
    animation: 
        moveShooter var(--shooter-duration) linear infinite,
        fadeShooter var(--shooter-duration) ease-in-out infinite,
        glowShooter var(--shooter-duration) ease-in-out infinite !important;
}

@keyframes moveShooter {
    0%, 36.36% { left: 20%; }
    54.54% { left: 80%; }
    100% { left: 80%; }
}

@keyframes fadeShooter {
    0%, 36.36% { opacity: 0; }
    40.36% { opacity: 1; }
    50.54% { opacity: 1; }
    54.54% { opacity: 0; }
    100% { opacity: 0; }
}

@keyframes glowShooter {
    0% { box-shadow: none; }
    40% { 
        box-shadow: 
            0 0 2px 1px rgba(255, 255, 255, 0.1),
            0 0 4px 2px rgba(255, 255, 255, 0.05),
            0 0 6px 3px rgba(255, 255, 255, 0.025);
    }
    100% { box-shadow: none; }
}