*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: var(--theme-font-sans);
  font-size: var(--theme-font-base);
  color: var(--theme-text-primary);
  background: var(--theme-bg-primary);
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  border: 0;
  cursor: pointer;
}

body {
  display: grid;
  grid-template-areas:
    'header header'
    'bar content';
  grid-template-rows: 56px 1fr;
  grid-template-columns: auto 1fr;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

#header-container {
  grid-area: header;
  z-index: var(--theme-z-sticky);
}

#bar-container {
  grid-area: bar;
}

#content-container {
  grid-area: content;
  overflow: auto;
  position: relative;
}

@media (max-width: 768px) {
  body {
    grid-template-areas:
      'header'
      'content'
      'bar';
    grid-template-rows: calc(56px + env(safe-area-inset-top, 0px)) 1fr auto;
    grid-template-columns: 1fr;
  }
}