Unhappy [Q] xm dual c2004 15.5.A.1.5

hi i tried to root and install cwm according to techglen.com root and instal cwm on 15.5.A.1.5 guide.. i m having c2004 with unlocked bl 15.5.A.1.5 fw.... i ended up with a blue screen blinking after sony logo and stucked with blue screen after xperia logo when i flashed cwm using fastboot mode in platform tools of android sdk... i tried using flash tool to flash the firmware bt in flashmode its not getting detected.. only in fastboot mode its getting detected .. am i bricked my phone?? plz reply asap and help me out..