Try coming in through a proxy, maybe avoidr.com can get you through.
Sometimes using an english to english translation will work – use google’s language translator, and (assuming you prefer english – alter selections as desired..) and select English as both the language you are translating from and to.
If your workplace don’t want you blogging on their time, there’s not a whole lot WP can do to help you with that. To load the CSS from another domain would require editing the HTML of your theme, which isn’t possible unless you are a VIP customer.
As todayyesterdayandtomorrow says, proxies are your best bet.