/* Dedicated full-screen composer mode. */
.compose-dialog.compose-fullscreen {
  width: 100vw;
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0;
  border: 0;
  border-radius: 0;
  overflow: hidden
}

.compose-dialog.compose-fullscreen .compose-card {
  width: 100%;
  height: 100dvh;
  max-width: none;
  max-height: none;
  border-radius: 0
}

html[data-preview="off"] .mail-shell {
  grid-template-columns: var(--folder-pane-width) minmax(360px, 1fr);
}

html[data-preview="off"] .reader-pane {
  display: none;
}

html[data-preview="bottom"] .mail-shell {
  grid-template-columns: var(--folder-pane-width) minmax(0, 1fr);
  grid-template-rows: minmax(260px, 44%) minmax(0, 1fr);
}

html[data-preview="bottom"] .folder-pane {
  grid-row: 1 / 3;
}

html[data-preview="bottom"] .message-pane {
  grid-column: 2;
  grid-row: 1;
  border-right: 0;
  border-bottom: 1px solid var(--line);
}

html[data-preview="bottom"] .reader-pane {
  grid-column: 2;
  grid-row: 2;
}

@media (max-width: 1080px) {
  .appbar {
    grid-template-columns: minmax(150px, min(22vw, var(--folder-pane-width))) minmax(220px, 1fr) auto;
  }

  .mail-shell {
    grid-template-columns: minmax(170px, min(24vw, var(--folder-pane-width))) minmax(270px, min(39vw, var(--message-pane-width))) minmax(320px, 1fr);
  }

  .account-summary {
    display: none;
  }
}

@media (max-width: 820px) {
  .mobile-only {
    display: inline-grid;
  }

  .appbar {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .app-brand strong {
    display: none;
  }

  .mail-shell {
    display: block;
    position: relative;
  }

  .folder-pane {
    position: absolute;
    z-index: 20;
    top: 0;
    bottom: 0;
    left: 0;
    width: min(84vw, 320px);
    transform: translateX(-100%);
    transition: transform .15s ease;
    box-shadow: 12px 0 28px var(--shadow);
  }

  .folder-drawer-scrim {
    display: block;
    position: absolute;
    z-index: 19;
    inset: 0;
    border: 0;
    padding: 0;
    background: rgba(0, 0, 0, .38);
    opacity: 0;
    pointer-events: none;
    transition: opacity .15s ease;
  }

  .folder-drawer-scrim.open {
    opacity: 1;
    pointer-events: auto;
  }

  .folder-pane.open {
    transform: translateX(0);
  }


  .message-pane {
    height: 100%;
    border-right: 0;
  }

  .reader-pane {
    display: none;
    position: absolute;
    z-index: 15;
    inset: 0;
  }

  .reader-pane.mobile-open {
    display: block;
  }

  html[data-preview="off"] .reader-pane.mobile-open {
    display: block;
  }

  .message-header {
    padding: 16px;
  }

  .thread-section,
  .attachment-list {
    padding-left: 16px;
    padding-right: 16px;
  }

  .settings-layout {
    grid-template-columns: 120px minmax(0, 1fr);
  }

  .sieve-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .appbar {
    gap: 5px;
    padding: 0 6px;
  }

  .search-field kbd {
    display: none;
  }

  .appbar-actions .icon-button:first-child {
    display: none;
  }

  .dialog {
    width: calc(100vw - 12px);
    max-width: none;
  }

  .compose-dialog {
    width: calc(100vw - 12px);
  }

  .compose-card {
    height: calc(100dvh - 12px);
  }

  .dialog-card {
    min-width: 0;
  }

  .settings-dialog {
    width: calc(100vw - 12px);
  }

  .settings-layout {
    grid-template-columns: 1fr;
  }

  .settings-nav {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .settings-tab {
    flex: 0 0 auto;
    text-align: center;
    white-space: nowrap;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .reader-toolbar .button span {
    display: none;
  }

  .reader-toolbar .move-control {
    display: none;
  }
}

@media (max-width:760px) {

  .identity-dialog,
  .sieve-rule-dialog {
    width: calc(100vw - 12px);
    max-width: none
  }

  .identity-card,
  .sieve-rule-card {
    height: calc(100dvh - 12px);
    max-height: calc(100dvh - 12px)
  }

  .identity-signature-grid,
  .identity-fields-grid,
  .identity-options-grid,
  .identity-toggle-grid {
    grid-template-columns: 1fr
  }

  .identity-field-wide {
    grid-column: auto
  }

  .sieve-rule-dialog-body {
    padding: 7px
  }
}

@media (max-width:560px) {
  .compose-dialog.compose-fullscreen {
    width: 100vw;
    height: 100dvh;
    max-width: none;
    max-height: none
  }

  .compose-dialog.compose-fullscreen .compose-card {
    height: 100dvh
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}