:root {
  --hum-filing-height: calc(34px + env(safe-area-inset-bottom, 0px));
}

/* Reserve space below the viewport-sized app instead of covering its controls. */
body > #app {
  height: calc(100% - var(--hum-filing-height));
}

#app .app {
  height: calc(100vh - var(--hum-filing-height));
  height: calc(100dvh - var(--hum-filing-height));
}

#app .login-bg,
#app .full-center,
#app .shell {
  min-height: calc(100vh - var(--hum-filing-height));
  min-height: calc(100dvh - var(--hum-filing-height));
}

#hum-filing {
  box-sizing: border-box;
  min-height: var(--hum-filing-height);
  padding: 8px 16px calc(8px + env(safe-area-inset-bottom, 0px));
  text-align: center;
  font: 12px/18px -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #767676;
}

#hum-filing a {
  color: inherit;
  text-decoration: none;
}

#hum-filing a:hover {
  text-decoration: underline;
}

#hum-filing a:focus-visible {
  outline: 2px solid #fa2d48;
  outline-offset: 4px;
  border-radius: 2px;
}

@media (prefers-color-scheme: dark) {
  body:not(:has(> #app)) #hum-filing {
    color: #aaa;
  }
}