:root {
  --niaoc-chrome-x: 125px;
  --niaoc-chrome-y: 90px;
  --niaoc-login-y: 54px;
}

#niaoc-site-chrome {
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  pointer-events: none;
  color: #fff;
  font-family: Arial, Helvetica, sans-serif;
  isolation: isolate;
}

#niaoc-site-logo,
#niaoc-site-login {
  position: absolute;
  top: var(--niaoc-chrome-y);
  box-sizing: border-box;
  color: #fff;
  line-height: 1;
  text-decoration: none;
  pointer-events: auto;
  -webkit-tap-highlight-color: transparent;
}

#niaoc-site-logo {
  left: var(--niaoc-chrome-x);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.13em;
}

#niaoc-site-login {
  top: var(--niaoc-login-y);
  right: var(--niaoc-chrome-x);
  display: inline-flex;
  min-width: 72px;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.025);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  transition: border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

#niaoc-site-login:hover {
  border-color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.07);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.08);
}

#niaoc-site-logo:focus-visible,
#niaoc-site-login:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 5px;
}

@media (max-width: 1599.98px), (max-height: 799.98px) {
  :root {
    --niaoc-chrome-x: 50px;
    --niaoc-chrome-y: 45px;
    --niaoc-login-y: 24px;
  }
}

@media (max-width: 639.98px), (max-height: 639.98px) {
  :root {
    --niaoc-chrome-x: 25px;
    --niaoc-chrome-y: 25px;
    --niaoc-login-y: 18px;
  }

  #niaoc-site-logo {
    font-size: 19px;
  }

  #niaoc-site-login {
    min-width: 64px;
    min-height: 36px;
    padding: 8px 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #niaoc-site-login {
    transition: none;
  }
}