sony xperia s(lt26i) bricked and i have no idea what to do :(

Hi ! this is my last resort in hoping to find solution about my bricked android device..
my device is :
Sony Xperia S ( LT26i)
before i tried to root my device it was running on :
Android Version : 4.1.2
Baseband Version : 8660-AAABQOLYM-314010-39
Kernel Version : 3.4.0+1.0.21100-313065-gIccebb5-00193-gcbc50fc
BuildUser@BuildHost))#1 SMP PREEMPT
Tue Jul 23 15:55:38 2013
Build Number : 6.2.B.1.96
my device now is completely dead and when i try to charge it only shows red on LED.
when i connect it to pc also red LED and my pc wont recognize it.
even holding volume down and connect usb doesnt work.
please help me ? :(

Download from this link