/* components/_analysis-windows.css - Floating analysis windows, their resize
   handles, and the phone sheet layout. */

/* The window's frame carries copy, maximize, close and the open/closed
   chevron in its header action bar (`_accordion.css`); the summary keeps the
   slot for all four. */
.accordion-panel.analysis-window-frame {
  --panel-action-size: 18px;
  --panel-actions-width: calc(
    3 * var(--panel-action-size) + 3 * var(--space-2) + var(--space-3)
  );
}

.analysis-window-frame > .accordion-panel-actions {
  font-family: inherit;
  font-weight: var(--font-weight-regular);
  font-size: var(--type-heading);
  letter-spacing: normal;
}

.analysis-window-panel > summary {
  box-sizing: border-box;
  min-height: var(--space-8);
  padding: var(--control-panel-summary-padding-y) var(--control-panel-summary-padding-x);
  font-family: inherit;
  font-weight: var(--font-weight-regular);
  font-size: var(--type-heading);
  text-transform: none;
  letter-spacing: normal;
  background: transparent;
  border-bottom: var(--border-width-1) solid var(--color-border-light);
  color: var(--color-text-primary);
}

.analysis-window-panel > summary::before {
  display: none;
  content: none;
}

.analysis-window-panel > summary:hover,
:where(.analysis-window-frame:has(> .accordion-panel-actions :hover)) > .analysis-window-panel > summary {
  background: var(--color-surface-secondary);
  color: var(--color-text-primary);
}

.analysis-window-panel[open] > summary {
  background: var(--color-surface-tertiary);
  border-bottom: var(--border-width-1) solid var(--color-border-light);
}

.analysis-window-panel[open] > summary .disclosure-title {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
}

/* A long title ends in an ellipsis; the full title is its tooltip. */
.analysis-window-panel > summary .disclosure-title {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.analysis-window-frame:has(> .analysis-window-panel > summary:hover, > .accordion-panel-actions :hover)
  > .accordion-panel-actions > .disclosure-chevron {
  opacity: var(--opacity-70);
}

.analysis-window-frame:has(> .analysis-window-panel[open])
  > .accordion-panel-actions > .disclosure-chevron {
  transform: rotate(180deg);
  opacity: var(--opacity-80);
}

.analysis-window-frame > .accordion-panel-actions > .accordion-copy-btn,
.analysis-window-frame > .accordion-panel-actions > .accordion-maximize-btn,
.analysis-window-frame > .accordion-panel-actions > .accordion-close-btn {
  border-color: color-mix(in srgb, var(--color-border-strong) 25%, transparent);
  box-shadow: none;
  opacity: var(--opacity-60);
  transition:
    opacity var(--duration-fast) var(--easing-standard),
    border-color var(--duration-fast) var(--easing-standard),
    background-color var(--duration-fast) var(--easing-standard);
}

.analysis-window-frame:has(
    > .analysis-window-panel > summary:hover,
    > .analysis-window-panel > summary:focus,
    > .accordion-panel-actions :hover,
    > .accordion-panel-actions :focus
  ) > .accordion-panel-actions > :is(.accordion-copy-btn, .accordion-maximize-btn, .accordion-close-btn) {
  opacity: 1;
  background: color-mix(in srgb, var(--color-surface-elevated) 80%, transparent);
  border-color: color-mix(in srgb, var(--color-border-strong) 50%, transparent);
}

.analysis-window-frame.accordion-floating > .analysis-window-panel .accordion-content {
  padding: var(--space-2) var(--space-2-5) var(--space-2-5);
  background: var(--color-surface-secondary);
  border-top: var(--border-width-1) solid var(--color-border-light);
}

.analysis-window-frame > .accordion-panel-actions > :is(.accordion-copy-btn, .accordion-maximize-btn, .accordion-close-btn):focus-visible {
  opacity: 1;
}

@media (pointer: coarse) {
  .analysis-window-panel > summary {
    min-height: var(--space-10);
  }
}

@media (prefers-reduced-motion: reduce) {
  .analysis-window-frame > .accordion-panel-actions > :is(.accordion-copy-btn, .accordion-maximize-btn, .accordion-close-btn) {
    transition: none;
  }
}

/* ========================================================================= */
/* Phone sheets (dockable-accordions/sheets.js)                               */
/* ========================================================================= */

/* On a phone a window is a bottom sheet: full width, one of three heights,
   a 24 px grip above its header and, with several windows, a tab strip
   above the grip. Its own box (`--pos-*`) is kept for a wider screen. It
   stands on the panel's bar while the bar shows (`--phone-bar-space`,
   layouts/_responsive.css), no taller than the screen above the bar: the
   bar showing lifts every window by its height, sheets and floating
   windows alike (`dockable-accordions.js` `floatingArea`), so none moves
   over another's header. */
.accordion-panel.accordion-floating.floating-sheet {
  --sheet-grip: 24px;
  --sheet-tabs: 0px;
  --sheet-area: calc(100dvh - var(--phone-bar-space, 0px));
  left: 0;
  right: 0;
  top: auto;
  bottom: var(--phone-bar-space, 0px);
  width: 100%;
  max-width: 100%;
  height: min(var(--sheet-height, 75dvh), var(--sheet-area));
  max-height: var(--sheet-area);
  padding-top: calc(var(--sheet-grip) + var(--sheet-tabs));
  box-sizing: border-box;
  background: var(--color-surface-elevated);
  border-top: var(--border-width-1) solid var(--color-border-default);
  box-shadow: var(--shadow-floating);
}

.accordion-panel.accordion-floating.floating-sheet.has-sheet-tabs {
  --sheet-tabs: var(--space-9);
}

/* Collapsed by a tap on its header, a sheet is its header. */
.accordion-panel.accordion-floating.floating-sheet:has(> .accordion-section:not([open])) {
  height: auto;
}

.accordion-panel.accordion-floating.floating-sheet:not(.sheet-active) {
  display: none;
}

.floating-sheet > .accordion-section {
  border-left: none;
  border-right: none;
  border-bottom: none;
  box-shadow: none;
}

.floating-sheet > .accordion-panel-actions {
  top: calc(
    var(--sheet-grip) + var(--sheet-tabs)
    + var(--border-width-1) + var(--control-panel-summary-padding-y)
  );
}

.floating-sheet > .accordion-section .accordion-content {
  max-height: calc(
    min(var(--sheet-height, 75dvh), var(--sheet-area)) - var(--sheet-grip) - var(--sheet-tabs)
    - var(--floating-header-height, 0px) - 2 * var(--border-width-1)
  );
}

.accordion-panel.accordion-floating.floating-sheet > .accordion-resize-handle,
.accordion-panel.accordion-floating.floating-sheet > .floating-size-readout,
.accordion-panel.accordion-floating.floating-sheet > .accordion-panel-actions > .accordion-maximize-btn {
  display: none;
}

.floating-sheet-grip {
  display: none;
}

.floating-sheet > .floating-sheet-grip {
  display: flex;
  position: absolute;
  top: var(--sheet-tabs);
  left: 0;
  right: 0;
  height: var(--sheet-grip);
  align-items: center;
  justify-content: center;
  touch-action: none;
  cursor: ns-resize;
}

.floating-sheet > .floating-sheet-grip::before {
  content: '';
  width: var(--space-9);
  height: var(--space-1);
  border-radius: var(--radius-full);
  background: var(--color-border-strong);
  opacity: var(--opacity-50);
}

.floating-sheet > .floating-sheet-grip:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: -2px;
}

.floating-sheet-tabs {
  display: none;
}

.floating-sheet > .floating-sheet-tabs {
  display: flex;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--sheet-tabs);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  background: var(--color-surface-secondary);
  border-bottom: var(--border-width-1) solid var(--color-border-light);
}

.floating-sheet-tab {
  flex: 0 1 auto;
  min-width: var(--space-16);
  max-width: 60%;
  padding: 0 var(--space-3);
  border: none;
  border-right: var(--border-width-1) solid var(--color-border-light);
  background: transparent;
  color: var(--color-text-secondary);
  font: inherit;
  font-size: var(--type-label);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}

.floating-sheet-tab[aria-selected="true"] {
  background: var(--color-surface-elevated);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
}

.floating-sheet-tab:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: -2px;
}