:root{--primary-color:#007aff;--glass-bg:rgba(255, 255, 255, 0.1);--glass-gradient:linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.05) 100%);--glass-border:rgba(255, 255, 255, 0.3);--glass-shadow:0 8px 32px 0 rgba(0, 0, 0, 0.3);--input-text:#1a1a1a}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}body{width:100vw;height:100vh;overflow:hidden;display:flex;justify-content:center;align-items:center;background-size:cover;background-position:center;background-repeat:no-repeat;background-color:#333}.bg-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.2);z-index:0}.official-link{position:fixed;top:25px;right:30px;z-index:100;cursor:pointer;transition:all .3s ease;color:rgba(255,255,255,.7);background:0 0;border:none;padding:0;display:flex;align-items:center;justify-content:center}.official-link 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img{width:100%;height:100%;object-fit:contain}.qr-text{font-size:15px;color:#fff;margin-bottom:15px;font-weight:600;text-shadow:0 2px 5px rgba(0,0,0,.5);letter-spacing:.5px}.qr-close{font-size:13px;color:rgba(255,255,255,.7);cursor:pointer;text-decoration:none;border-bottom:1px solid transparent;transition:all .3s}.qr-close:hover{color:#fff;border-bottom:1px solid #fff}@media (max-width:480px){#login-box{width:94%}.slogan{font-size:18px}.box-content{padding:20px}}