/* app.omacus.com: the notepad calculator in the browser. Colours and fonts come
   from site.css; this is the app's layout. */

/* Elements styled with a display value still hide with the hidden attribute. */
.app-page [hidden] {
  display: none !important;
}

/* The installed app draws edge to edge (viewport-fit=cover). Paint the same
   colour behind it so a gap by the home indicator isn't a different black. */
html:has(body.app-page) {
  height: 100%;
  overflow: hidden;
  background: var(--app-bg);
}

.app-page {
  --bar: 56px;
  /* Room for the notch and the home indicator when the page runs under them
     (installed, or Safari with viewport-fit=cover). Zero on a desktop window. */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --side-w: 240px;
  --line-h: 1.7;
  --font-size: 15px;
  --res-w: 12ch;
  /* Fixed to the viewport, not 100dvh. On an installed iPhone, 100dvh and the
     visual screen disagree by the home-indicator inset and the shell clips. */
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--app-bg);
  color: var(--app-fg);
}

.app-page .btn {
  min-height: var(--hit);
  border-radius: var(--radius-sm);
  border-color: var(--app-line-strong);
  background: var(--app-side);
  color: var(--app-fg);
  box-shadow: none;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.app-page .btn:hover {
  border-color: var(--app-line-strong);
  background: var(--app-hover);
  color: var(--app-fg);
}

.app-page .btn.primary,
.app-page .btn.primary:hover {
  background: var(--app-accent);
  border-color: var(--app-accent);
  color: var(--app-on-accent);
  box-shadow: none;
}

.app-page .btn.primary:hover {
  background: var(--app-accent-hover);
  border-color: var(--app-accent-hover);
}

.app-page :focus-visible:not(.cm-content):not(.cm-scroller):not(.cm-editor) {
  outline: 2px solid var(--app-accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .app-page *,
  .app-page *::before,
  .app-page *::after {
    transition: none !important;
    animation: none !important;
  }
}

/* ---------- Top bar ---------- */

.bar {
  display: flex;
  flex: none;
  align-items: center;
  gap: 12px;
  height: calc(var(--bar) + var(--safe-top));
  padding: var(--safe-top) max(14px, var(--safe-right)) 0 max(14px, var(--safe-left));
  border-bottom: 1px solid var(--line);
  background: var(--app-side);
}

.bar .brand {
  font-size: 16px;
}

.bar-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  color: var(--app-dim);
  font: 500 13px var(--mono);
  white-space: nowrap;
  text-overflow: ellipsis;
}

.bar-title::before {
  content: "/ ";
  color: var(--line-2);
}

/* "Private": a reminder that sheets never leave this browser; a tap explains. */
.private-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px 5px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--app-dim);
  font: 500 12.5px var(--sans);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.private-chip:hover {
  color: var(--text);
  border-color: var(--line-2);
}

.private-chip svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.bar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bar .btn {
  padding: 8px 14px;
  font-size: 14px;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: transparent;
  color: var(--text-2);
  font: 500 18px/1 var(--sans);
  cursor: pointer;
}

.icon-btn:hover {
  color: var(--app-fg);
  background: var(--app-hover);
}

.icon-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.icon-btn.small {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  font-size: 16px;
}

/* Sheets button on phones: three bars. */
.sheets-toggle {
  display: none;
  position: relative;
}

.sheets-toggle span {
  position: absolute;
  left: 10px;
  width: 15px;
  height: 1.5px;
  border-radius: 2px;
  background: currentColor;
}

.sheets-toggle span:nth-child(1) { top: 12px; }
.sheets-toggle span:nth-child(2) { top: 17px; }
.sheets-toggle span:nth-child(3) { top: 22px; }

/* ---------- Menu ---------- */

.menu {
  position: relative;
}

.menu-list {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  z-index: 30;
  min-width: 230px;
  padding: var(--space-1);
  border: 1px solid var(--app-line);
  border-radius: var(--radius-md);
  background: var(--app-side);
  box-shadow: var(--shadow-lg);
}

.menu-list button,
.menu-list a {
  display: block;
  width: 100%;
  padding: 9px 12px;
  border: 0;
  border-radius: 7px;
  background: none;
  color: var(--text-2);
  font: 500 14px var(--sans);
  text-align: left;
  cursor: pointer;
}

.menu-list button:hover,
.menu-list a:hover {
  color: var(--app-fg);
  background: var(--app-hover);
}

.menu-list .danger {
  color: var(--danger);
}

.menu-list hr {
  margin: 5px 6px;
  border: 0;
  border-top: 1px solid var(--line);
}

/* ---------- Layout ---------- */

.workspace {
  display: grid;
  grid-template-columns: var(--side-w) minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  flex: 1;
  min-height: 0;
}

.side {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
  /* The panel reaches the physical bottom edge; this keeps its footer above
     the home indicator instead of sliced by it. */
  padding-bottom: var(--safe-bottom);
  padding-left: var(--safe-left);
  border-right: 1px solid var(--line);
  background: var(--app-side);
}

.side-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.side-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* Lined up with the sheet names, and the buttons with the rows' right edge. */
  padding: 10px 8px 6px 18px;
  color: var(--app-comment);
  font: 500 var(--type-caption) / 1.2 var(--sans);
}

.side-head-actions {
  display: flex;
  align-items: center;
  gap: 2px;
}

.side-resize {
  position: absolute;
  top: 0;
  right: -3px;
  bottom: 0;
  z-index: 2;
  width: 6px;
  cursor: col-resize;
}

.rail {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
  /* The sidebar button sits level with where the open sidebar has it, the logo
     at the bottom. */
  flex: 1;
  padding: 10px 0 14px;
  cursor: pointer;
}

/* Sidebar buttons: drawn icons, quiet until hovered, like the rows.
   The gear sits at the bottom of the collapsed rail, just above the logo. */
.rail .rail-settings {
  margin-top: auto;
}

.rail img {
  margin-top: 6px;
}

.side-btn {
  display: grid;
  place-items: center;
  width: var(--hit);
  height: var(--hit);
  padding: 0;
  border: 0;
  border-radius: var(--radius-sm);
  background: none;
  color: var(--app-dim);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.side-btn:hover,
.rail:hover > [data-action="expand-side"] {
  background: var(--app-hover);
  color: var(--app-fg);
}

.side-btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
}

.workspace.collapsed {
  --side-w: 52px;
}

.workspace.collapsed .side-body,
.workspace.collapsed .side-resize {
  display: none;
}

.workspace.collapsed .rail {
  display: flex;
}

.sheet-list {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 2px 8px 12px;
  touch-action: pan-y;
}

.sheet-list .side-row {
  display: flex;
  align-items: center;
  gap: 2px;
  width: 100%;
  min-width: 0;
  height: var(--hit);
  padding: 0 2px 0 calc(var(--space-1) + var(--depth, 0) * 14px);
  border-radius: var(--radius-sm);
  color: var(--app-dim);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.sheet-list .side-name,
.sheet-list .chevron,
.sheet-list .row-more {
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
}

.sheet-list .side-name {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
  height: 32px;
  padding: 0 4px;
  font: 14px var(--mono);
  text-align: left;
}

.sheet-list .side-name span {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.sheet-list .chevron,
.sheet-list .row-more {
  display: grid;
  flex: none;
  place-items: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border-radius: 6px;
}

.sheet-list .chevron svg,
.sheet-list .row-more svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sheet-list .row-more svg {
  fill: currentColor;
  stroke: none;
}

.sheet-list .chevron[aria-expanded="true"] svg {
  transform: rotate(90deg);
}

.sheet-list .side-row:hover,
.sheet-list .chevron:hover,
.sheet-list .row-more:hover {
  color: var(--app-fg);
}

.sheet-list .side-row:hover {
  background: var(--app-hover);
}

.sheet-list .side-row[aria-current="true"] {
  background: var(--app-sel);
  color: var(--app-fg);
  box-shadow: inset 2px 0 0 var(--app-accent);
}

.sheet-list .side-row.drop-before {
  box-shadow: inset 0 2px 0 var(--app-accent);
}

.sheet-list .side-row.drop-after {
  box-shadow: inset 0 -2px 0 var(--app-accent);
}

.sheet-list .side-row.drop-into {
  outline: 1px solid var(--app-accent);
  outline-offset: -1px;
}

.sheet-list.drop-end .side-fill {
  box-shadow: inset 0 2px 0 var(--app-accent);
}

.side-fill {
  flex: 1;
  min-height: 28px;
}

.drag-chip {
  position: fixed;
  z-index: 60;
  max-width: 180px;
  padding: 4px 10px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--app-sel);
  color: var(--app-fg);
  font: 14px var(--mono);
  white-space: nowrap;
  text-overflow: ellipsis;
  pointer-events: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

body.dragging-side {
  cursor: grabbing;
  user-select: none;
}

body.dragging-side .sheet-list {
  touch-action: none;
}

.sheet-list .shared-tag {
  flex: none;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--accent-glow);
  color: var(--accent-hi);
  font: 600 10.5px var(--sans);
}

.side-foot {
  padding: 12px 16px 16px;
  border-top: 1px solid var(--line);
  color: var(--app-dim);
  font-size: 12.5px;
}

.side-foot summary {
  cursor: pointer;
  list-style: none;
}

.side-foot summary::before {
  content: "● ";
  color: var(--success);
  font-size: 9px;
  vertical-align: 2px;
}

.side-foot p {
  margin: 8px 0 0;
  line-height: 1.5;
}

.side-tools {
  display: flex;
  justify-content: flex-end;
  padding: 4px 10px 12px;
}

/* ---------- Sheet ---------- */

.sheet {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

/* First visit: it can be installed (and how, on iPhone). */
.install-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px 10px 18px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, var(--app-accent-soft), transparent);
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.45;
  animation: banner-in 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.install-banner img {
  flex: none;
  border-radius: 8px;
}

.install-banner p {
  flex: 1;
  margin: 0;
}

.install-banner b {
  color: var(--text);
}

.install-banner .icon-btn {
  flex: none;
  border: 0;
}

.ios-share {
  width: 17px;
  height: 17px;
  margin: 0 1px -3px;
  fill: none;
  stroke: var(--accent-hi);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

@keyframes banner-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
}

.shared-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, var(--app-accent-soft), transparent);
  color: var(--text-2);
  font-size: 14px;
}

.rates-note {
  margin: 0;
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--app-line);
  background: var(--app-accent-soft);
  color: var(--app-fg);
  font-size: var(--type-body);
}

.update-banner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--app-line);
  background: var(--app-accent-soft);
  color: var(--app-fg);
  font-size: var(--type-body);
}

.update-banner p {
  flex: 1;
  margin: 0;
}

.shared-banner b {
  color: var(--text);
}

.shared-banner .btn:first-of-type {
  margin-left: auto;
}

.toast a {
  color: var(--accent-hi);
}

.btn.small {
  padding: 6px 12px;
  font-size: 13.5px;
}

.editor {
  position: relative;
  flex: 1;
  min-height: 0;
  font: var(--font-size) / var(--line-h) var(--mono);
}

/* CodeMirror fills the sheet area and scrolls itself. Its own rules set
   position and overflow with !important, so these have to win the same way
   or a long page grows the editor instead of scrolling. */
.cm-host {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.cm-host .cm-editor {
  position: absolute !important;
  inset: 0 !important;
  height: 100% !important;
  max-height: 100% !important;
  display: flex !important;
  flex-direction: column !important;
}

.cm-host .cm-scroller {
  flex: 1 1 auto !important;
  height: auto !important;
  min-height: 0 !important;
  max-height: 100% !important;
  overflow-x: auto !important;
  overflow-y: auto !important;
}

.cm-editor {
  color: var(--app-fg);
  font: inherit;
}

/* The page is the surface. A focus ring here is a frame around the whole sheet,
   and iOS rounds it. The caret is the focus indicator. Controls keep their ring. */
.app-page .cm-editor,
.app-page .cm-editor:focus,
.app-page .cm-editor:focus-visible,
.app-page .cm-editor.cm-focused,
.app-page .cm-scroller,
.app-page .cm-scroller:focus,
.app-page .cm-scroller:focus-visible,
.app-page .cm-content,
.app-page .cm-content:focus,
.app-page .cm-content:focus-visible {
  outline: none;
  box-shadow: none;
  border-radius: 0;
  -webkit-tap-highlight-color: transparent;
}

.cm-editor .cm-scroller {
  padding: 22px max(28px, var(--safe-right)) calc(40vh + var(--safe-bottom)) max(28px, var(--safe-left));
  font: inherit;
  line-height: inherit;
}

.cm-editor .cm-content {
  padding: 0;
  caret-color: var(--app-accent);
}

.cm-editor .cm-line {
  padding: 0;
}

/* A line grows to hold an answer that dropped below it. */
.cm-editor .cm-line::after {
  content: "";
  display: block;
  clear: both;
}

.cm-editor .cm-cursor {
  border-left: 2px solid var(--app-accent);
}

.cm-editor .cm-selectionBackground,
.cm-editor.cm-focused .cm-selectionBackground,
.cm-editor .cm-content ::selection {
  background: color-mix(in srgb, var(--app-accent) 28%, transparent) !important;
}

/* Hidden answers column: the answer follows the line instead of floating right. */
body.answers-inline .res {
  float: none;
  margin-left: 1.2em;
}

/* The answer: at the right edge, beside its line when there's room, else just below. */
.res {
  float: right;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  margin: 0 -4px 0 3ch;
  padding: 0 4px;
  color: var(--app-accent);
  white-space: nowrap;
  cursor: pointer;
  border-radius: 5px;
}

/* From before an edit above it, until its new answer arrives. */
.res.stale {
  opacity: 0.45;
}

.res b {
  min-width: 0;
  overflow: hidden;
  font-weight: inherit;
  text-overflow: ellipsis;
}

.res:hover {
  background: var(--app-hover);
}

.res.note {
  color: var(--app-comment);
  cursor: default;
}

.res.note:hover {
  background: none;
}

.res.note.hint {
  width: 8px;
  height: 8px;
  margin-left: 8px;
  border-radius: 50%;
  background: var(--app-comment);
  cursor: help;
}

.empty-hint {
  position: absolute;
  z-index: 1;
  max-width: 36rem;
  margin: var(--space-4) var(--space-5);
  color: var(--app-dim);
  pointer-events: none;
  font: 400 var(--type-body) / 1.5 var(--sans);
}

.deleted {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 12px;
}

.deleted-label {
  margin: 0 8px 4px;
  color: var(--app-comment);
  font: 500 var(--type-caption) / 1.2 var(--sans);
}

.deleted button {
  display: block;
  width: 100%;
  min-width: 0;
  height: 32px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  text-align: left;
  color: var(--app-dim);
  background: none;
  border: 0;
  padding: 0 8px;
  border-radius: 6px;
  cursor: pointer;
}

.deleted button[aria-current="true"] {
  background: var(--app-sel);
  color: var(--app-fg);
}

.preview-body {
  flex: 1;
  min-height: 0;
  margin: 0;
  padding: 16px 24px 40px;
  overflow: auto;
  color: var(--app-fg);
  font: var(--font-size) / var(--line-h) var(--mono);
  white-space: pre-wrap;
}

.confirm {
  position: fixed;
  z-index: 30;
  left: 50%;
  top: 18vh;
  transform: translateX(-50%);
  width: min(380px, calc(100vw - var(--space-6)));
  padding: var(--space-5) var(--space-5) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--app-side);
  border: 1px solid var(--app-line);
  box-shadow: var(--shadow-lg);
  color: var(--app-fg);
}

.confirm p {
  margin: 0 0 12px;
}

.confirm div {
  display: flex;
  gap: 8px;
}

.confirm .move-list {
  flex-direction: column;
  gap: 2px;
  max-height: 280px;
  margin-bottom: 12px;
  overflow: auto;
}

.confirm .move-list button {
  width: 100%;
  padding: 6px 8px;
  border: 0;
  border-radius: 7px;
  background: none;
  color: var(--app-fg);
  font: 14px var(--mono);
  text-align: left;
  cursor: pointer;
}

.confirm .move-list button:hover {
  background: var(--app-hover);
}

.confirm input[data-rename-input],
.confirm input[type="password"],
.lock-gate input {
  box-sizing: border-box;
  width: 100%;
  margin: 0 0 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--app-bg);
  color: var(--app-fg);
  font: 15px var(--sans);
}

.lock-mark {
  display: inline-grid;
  flex: none;
  width: 14px;
  height: 14px;
}

.lock-mark svg,
.lock-ico {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.lock-gate {
  max-width: 360px;
  margin: 48px auto 0;
  display: grid;
  gap: 8px;
  color: var(--app-fg);
}

.lock-gate[hidden] {
  display: none;
}

.lock-gate h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.lock-gate p {
  margin: 0;
  color: var(--app-dim);
  font-size: 13.5px;
}

.confirm-note {
  margin: 0 0 12px;
  color: var(--app-dim);
  font-size: 12.5px;
}

.row-menu {
  position: fixed;
  top: 0;
  right: auto;
  z-index: 35;
  min-width: 180px;
}

.switcher {
  position: fixed;
  z-index: 45;
  inset: 0;
}

.switcher-scrim {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(0, 0, 0, 0.45);
  cursor: pointer;
}

.switcher-card {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 14vh;
  transform: translateX(-50%);
  width: min(420px, calc(100vw - 32px));
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--app-bg);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.35);
}

.switcher-card input {
  box-sizing: border-box;
  width: 100%;
  margin: 0 0 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--app-side);
  color: var(--app-fg);
  font: 15px var(--sans);
}

.switcher-hits {
  max-height: 320px;
  overflow: auto;
}

.switcher-hits button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 8px 10px;
  border: 0;
  border-radius: 7px;
  background: none;
  color: var(--app-fg);
  font: 14px var(--mono);
  text-align: left;
  cursor: pointer;
}

.switcher-hits button[aria-selected="true"],
.switcher-hits button:hover {
  background: var(--app-sel);
}

.handle-field {
  width: 100%;
  box-sizing: border-box;
  margin: 0 0 8px;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--app-line, rgba(255, 255, 255, 0.16));
  background: var(--app-bg);
  color: var(--app-fg);
  font: var(--font-size) / 1.4 var(--mono);
}

.handle-note {
  color: var(--app-dim);
  font-size: 13px;
}

.handle-error {
  color: var(--danger);
}

.hover-source {
  margin: 0;
  color: var(--app-dim);
  font: 12px/1.3 var(--sans, Inter, sans-serif);
  white-space: nowrap;
}

.rename-note {
  margin-top: 4px;
  color: var(--app-dim);
  font-size: 12px;
  max-width: 280px;
}

.res.copied {
  color: var(--app-dim);
}

.settings {
  position: fixed;
  z-index: 40;
  inset: 0;
}

.settings-scrim {
  position: absolute;
  inset: 0;
  border: 0;
  background: color-mix(in srgb, var(--black) 45%, transparent);
  cursor: pointer;
}

.settings-card {
  position: absolute;
  z-index: 1;
  left: 50%;
  top: max(8vh, var(--space-6));
  transform: translateX(-50%);
  width: min(560px, calc(100vw - var(--space-6)));
  max-height: min(640px, calc(100vh - var(--space-6) * 2));
  overflow: auto;
  padding: var(--space-5) var(--space-5) var(--space-4);
  border: 1px solid var(--app-line);
  border-radius: var(--radius-md);
  background: var(--app-bg);
  color: var(--app-fg);
  box-shadow: var(--shadow-lg);
}

.settings-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.settings-card h2 {
  margin: 0;
  font: 600 var(--type-display) / 1.2 var(--sans);
  letter-spacing: -0.02em;
}

.settings-tabs {
  display: flex;
  gap: var(--space-1);
  margin: 0 0 var(--space-4);
  padding: 3px;
  border-radius: var(--radius-sm);
  background: var(--app-hover);
}

.settings-tabs button {
  flex: 1;
  min-height: var(--hit);
  border: 0;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--app-dim);
  font: 600 var(--type-body) / 1 var(--sans);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.settings-tabs button[aria-selected="true"] {
  background: var(--app-bg);
  color: var(--app-fg);
  box-shadow: var(--shadow-sm);
}

.settings-group {
  margin: 0 0 var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--app-line);
  border-radius: var(--radius-md);
  background: var(--app-side);
}

.settings-group h3 {
  margin: 0 0 var(--space-2);
  color: var(--app-comment);
  font: 500 var(--type-caption) / 1.2 var(--sans);
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 44px;
}

.setting-label {
  color: var(--app-fg);
  font: 550 var(--type-body) / 1.3 var(--sans);
}

.setting-help,
.settings-note {
  margin: var(--space-1) 0 0;
  color: var(--app-comment);
  font: 400 13px / 1.45 var(--sans);
}

.settings-group > .setting-help {
  margin: 0;
}

.settings-card select {
  min-height: var(--hit);
  min-width: 132px;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--app-line-strong);
  border-radius: var(--radius-sm);
  background: var(--app-bg);
  color: var(--app-fg);
  font: 500 var(--type-body) / 1 var(--sans);
}

.switch {
  appearance: none;
  flex: none;
  width: 36px;
  height: 22px;
  margin: 0;
  border: 1px solid var(--app-line-strong);
  border-radius: var(--radius-pill);
  background: var(--app-hover);
  cursor: pointer;
  position: relative;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-pill);
  background: var(--app-fg);
  transition: transform var(--dur-fast) var(--ease);
}

.switch:checked {
  background: var(--app-accent);
  border-color: var(--app-accent);
}

.switch:checked::after {
  transform: translateX(14px);
  background: var(--app-on-accent);
}

.about-brand {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: 0 0 var(--space-4);
}

.about-name {
  margin: 0;
  color: var(--app-accent);
  font: 600 var(--type-display) / 1.2 var(--sans);
}

.about-tag {
  margin: var(--space-1) 0 0;
  color: var(--app-dim);
  font: 400 var(--type-body) / 1.4 var(--sans);
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  margin: var(--space-2) 0 0;
}

.about-links a {
  color: var(--app-accent);
  font: 500 var(--type-body) / 1 var(--sans);
  text-decoration: none;
}

.about-links a:hover {
  text-decoration: underline;
}

.swatch {
  flex: none;
  width: 0.8em;
  height: 0.8em;
  border-radius: 3px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
}

.t-head,
.t-h1,
.t-h2,
.t-h3,
.t-h4,
.t-h5,
.t-h6 {
  color: var(--app-accent);
  font-weight: 600;
}

.t-h1 { font-size: 1.5em; }
.t-h2 { font-size: 1.25em; }
.t-h3 { font-size: 1.125em; }
.t-h4,
.t-h5,
.t-h6 { font-size: 1.06em; }

.t-bold { font-weight: 600; }
.t-em { font-style: italic; }

.cm-editor .t-ref { color: var(--app-accent); }
.cm-editor .t-def { color: var(--app-def); }
.cm-editor .t-var { color: var(--app-var); }
.cm-editor .t-kw { color: var(--app-kw); }
.cm-editor .t-num { color: var(--app-num); }
.cm-editor .t-com { color: var(--app-comment); }

/* Ctrl+P: rendered notes. Answers sit in brackets after their line. */
.page-preview {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  background: var(--app-bg);
  color: var(--app-fg);
}

.page-preview-bar {
  display: flex;
  flex: none;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
}

.page-preview-hint {
  color: var(--app-comment);
  font: 12px var(--mono);
}

.page-preview-spacer { flex: 1; }

.page-preview-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 28px 36px 64px;
}

.md {
  max-width: 40rem;
  margin: 0 auto;
  color: var(--app-fg);
  font: 400 17.5px/1.65 var(--sans);
}

.md h1,
.md h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.md h1 {
  margin: 0 0 0.2em;
  font-size: 2.35rem;
}

.md h1::after {
  content: "";
  display: block;
  width: 2.6rem;
  height: 2px;
  margin-top: 0.42em;
  background: var(--app-accent);
  border-radius: 1px;
}

.md h2 {
  margin: 1.35em 0 0.35em;
  font-size: 1.55rem;
}

.md h3,
.md h4,
.md h5,
.md h6 {
  margin: 1.15em 0 0.3em;
  font: 600 1.05rem/1.3 var(--sans);
}

.md > :first-child { margin-top: 0; }

.md p.line,
.md li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: 1.25rem;
  align-items: baseline;
  margin: 0;
  min-height: 1.65em;
}

.md p.line.blank {
  display: block;
  min-height: 1.65em;
}

.md .expr { min-width: 0; }

.md .note {
  margin-left: 0.5em;
  color: var(--app-comment);
  font-style: italic;
}

.md ul,
.md ol {
  margin: 0.35em 0 0.85em;
  padding-left: 0;
  list-style: none;
}

.md .mark {
  margin-right: 0.35em;
  color: var(--app-dim);
}

.md li.task {
  list-style: none;
}

.md li.task input {
  appearance: none;
  width: 0.95em;
  height: 0.95em;
  margin: 0 0.45em 0 0;
  border: 1.5px solid var(--app-comment);
  border-radius: 3px;
  vertical-align: -0.12em;
  background: transparent;
}

.md li.task input:checked {
  background: var(--app-accent);
  border-color: var(--app-accent);
  box-shadow: inset 0 0 0 2px var(--app-bg);
}

.md blockquote {
  margin: 0.7em 0 1em;
  padding: 0.1em 0 0.1em 0.9em;
  border-left: 2px solid var(--app-accent);
  color: var(--app-dim);
  font-style: italic;
}

.md table {
  width: 100%;
  margin: 0.55em 0 1.1em;
  border-collapse: collapse;
  font-size: 0.95em;
}

.md th,
.md td {
  padding: 0.42em 0.9em 0.42em 0;
  text-align: left;
  vertical-align: baseline;
}

.md th {
  border-bottom: 1px solid var(--app-fg);
  color: var(--app-dim);
  font: 600 0.72em/1.3 var(--sans);
}

.md td { border-bottom: 1px solid var(--line); }

.md code {
  padding: 0.08em 0.35em;
  border-radius: 5px;
  background: var(--app-hover);
  font: 0.88em var(--mono);
}

.md a { color: var(--app-accent); }

body.answers-inline .md p.line,
body.answers-inline .md li {
  display: block;
}

body.answers-inline .md .pill {
  min-width: 0;
  margin-left: 0.45em;
}

.pill {
  appearance: none;
  justify-self: end;
  min-width: 7.5rem;
  margin: 0;
  padding: 0.04em 0.55em;
  border: 0;
  border-radius: 999px;
  background: color-mix(in srgb, var(--app-accent) 12%, transparent);
  color: var(--app-accent);
  font: 550 0.86em var(--mono);
  text-align: right;
  white-space: nowrap;
  cursor: pointer;
}

.pill:hover { background: color-mix(in srgb, var(--app-accent) 20%, transparent); }

@media print {
  html:has(body.app-page),
  body.app-page {
    position: static;
    overflow: visible;
    height: auto;
    background: var(--print-paper);
    color: var(--print-ink);
  }

  body.app-page .bar,
  body.app-page .side,
  body.app-page:has(.page-preview:not([hidden])) .editor,
  body.app-page .shared-banner,
  body.app-page .rates-note,
  body.app-page .update-banner,
  body.app-page .install-banner,
  body.app-page .confirm,
  body.app-page .loading,
  body.app-page .toast,
  body.app-page .settings,
  body.app-page .page-preview-bar,
  body.app-page [data-preview-body] {
    display: none !important;
  }

  body.app-page .workspace,
  body.app-page .sheet,
  body.app-page .page-preview {
    display: block !important;
    position: static;
    overflow: visible;
    height: auto;
    background: var(--print-paper);
    color: var(--print-ink);
  }

  body.app-page .page-preview[hidden] { display: none !important; }

  body.app-page .md {
    max-width: none;
    color: var(--print-stone);
    font: 11.5pt/1.55 "Iowan Old Style", Palatino, "Palatino Linotype", Georgia, serif;
  }

  body.app-page .md h1 {
    font-size: 22pt;
    line-height: 1.15;
    letter-spacing: -0.015em;
    margin: 0 0 0.35em;
    break-after: avoid;
    page-break-after: avoid;
  }

  body.app-page .md h2 {
    font-size: 16pt;
    line-height: 1.2;
    margin: 1.05em 0 0.3em;
    break-after: avoid;
    page-break-after: avoid;
  }

  body.app-page .md h3,
  body.app-page .md h4,
  body.app-page .md h5,
  body.app-page .md h6 {
    font-size: 13pt;
    margin: 0.9em 0 0.25em;
    break-after: avoid;
    page-break-after: avoid;
  }

  body.app-page .md p.line,
  body.app-page .md li,
  body.app-page .md tr,
  body.app-page .md blockquote {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  body.app-page .md p.line,
  body.app-page .md li {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 1.1rem;
    align-items: baseline;
    margin: 0;
    min-height: 1.45em;
  }

  body.app-page .md p.line.blank {
    display: block;
    min-height: 1.45em;
  }

  body.app-page.answers-inline .md p.line,
  body.app-page.answers-inline .md li {
    display: block;
  }

  body.app-page .md .note {
    color: var(--print-muted);
    font-style: italic;
  }

  body.app-page .md blockquote {
    margin: 0.4em 0 0.7em;
    padding-left: 0.7em;
    border-left: 2pt solid var(--print-accent);
    color: var(--print-quote);
  }

  body.app-page .md table {
    width: 100%;
    margin: 0.3em 0 0.9em;
    border-collapse: collapse;
  }

  body.app-page .md th,
  body.app-page .md td {
    padding: 0.32em 0.9em 0.32em 0;
    border-bottom: 0.4pt solid var(--print-rule);
    vertical-align: baseline;
  }

  body.app-page .md th {
    border-bottom: 1pt solid var(--print-strong);
    font-weight: 650;
  }

  body.app-page .md code {
    background: none;
    font-family: "JetBrains Mono", ui-monospace, monospace;
  }

  body.app-page .pill {
    background: var(--print-pill) !important;
    color: var(--print-accent) !important;
    font-family: "JetBrains Mono", ui-monospace, monospace;
    font-weight: 650;
    font-size: 0.92em;
    padding: 0 0.4em;
    border-radius: 999px;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  body.app-page.answers-inline .pill {
    min-width: 0;
  }
}

@page {
  size: letter;
  margin: 0.85in 0.9in;
}

/* ---------- Autocomplete ---------- */

.cm-tooltip.cm-tooltip-autocomplete {
  padding: var(--space-1);
  border: 1px solid var(--app-line);
  border-radius: var(--radius-sm);
  background: var(--app-side);
  box-shadow: var(--shadow-lg);
}

.cm-tooltip.cm-tooltip-autocomplete > ul {
  min-width: 140px;
  max-height: 240px;
  font: 13.5px / 1.4 var(--mono);
}

.cm-tooltip.cm-tooltip-autocomplete > ul > li {
  padding: 5px 10px;
  border-radius: 5px;
  color: var(--app-fg);
}

.cm-tooltip.cm-tooltip-autocomplete > ul > li[aria-selected] {
  background: var(--app-sel);
  color: var(--app-accent);
}

.cm-tooltip-autocomplete .cm-completionDetail {
  margin-left: 16px;
  color: var(--app-dim);
  font-style: normal;
}

.cm-tooltip-autocomplete li[aria-selected] .cm-completionDetail {
  color: var(--app-comment);
}

.cm-tooltip.cm-tooltip-hover {
  width: max-content;
  max-width: none;
  padding: 0;
  border: none;
  background: transparent;
  overflow: visible;
}

.hover-card {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: max-content;
  max-width: none;
  box-sizing: border-box;
  white-space: nowrap;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--app-line);
  border-radius: var(--radius-sm);
  background: var(--app-side);
  box-shadow: var(--shadow-md);
}

.hover-value {
  display: block;
  width: max-content;
  max-width: none;
  white-space: nowrap;
  color: var(--app-accent);
  font: 14px/1.35 var(--mono);
}

.hover-rename,
.rename-menu button,
.ref-dismiss {
  border: 0;
  background: transparent;
  color: var(--app-fg);
  font: 12.5px/1 var(--font);
  padding: 2px 0;
  cursor: pointer;
}

.hover-rename {
  border: 1px solid var(--app-line);
  border-radius: var(--radius-xs);
  padding: var(--space-1) var(--space-2);
  background: var(--app-side);
}

.rename-pop,
.ref-prompt,
.rename-menu {
  position: absolute;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  border: 1px solid var(--app-line);
  border-radius: var(--radius-sm);
  background: var(--app-side);
  box-shadow: var(--shadow-md);
}

.rename-menu {
  position: fixed;
  flex-direction: column;
  align-items: stretch;
  min-width: 180px;
}

.rename-menu button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  text-align: left;
}

.rename-menu kbd,
.switcher-hits kbd {
  color: var(--app-comment);
  font: 11px/1 var(--sans);
}

.rename-pop {
  flex-direction: column;
  align-items: stretch;
}

.rename-pop input {
  width: 140px;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--app-fg);
  font: 15px/1.4 var(--mono);
}

.rename-bar,
.menu-list .touch-rename {
  display: none;
}

.rename-bar[hidden] {
  display: none !important;
}

.rename-error,
.ref-prompt span {
  color: var(--danger);
  font: 12.5px/1.3 var(--font);
}

.ref-update {
  border: 0;
  border-radius: 6px;
  background: var(--app-accent);
  color: var(--app-bg);
  font: 13px/1 var(--font);
  padding: 6px 10px;
  cursor: pointer;
}

.menu-list .phone-only {
  display: none;
}

.loading {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  color: var(--app-dim);
  font: 14px var(--mono);
  background: var(--app-bg);
}

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: max(var(--space-5), var(--safe-bottom));
  z-index: 60;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  max-width: min(560px, calc(100vw - var(--space-6)));
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--app-line);
  border-radius: var(--radius-md);
  background: var(--app-side);
  color: var(--app-fg);
  font: 500 var(--type-body) / 1.4 var(--sans);
  box-shadow: var(--shadow-lg);
  transform: translateX(-50%);
}

.toast small {
  color: var(--muted);
}

.toast button {
  border: 0;
  background: none;
  color: var(--accent-hi);
  font: 600 14px var(--sans);
  cursor: pointer;
}

/* ---------- Embedded in the homepage ---------- */

.app-page.embed {
  --bar: 0px;
  --safe-top: 0px;
  --safe-bottom: 0px;
  --safe-left: 0px;
  --safe-right: 0px;
}

.app-page.embed .bar,
.app-page.embed .side {
  display: none;
}

.app-page.embed .workspace {
  grid-template-columns: minmax(0, 1fr);
}

.embed-open {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgba(13, 13, 13, 0.85);
  backdrop-filter: blur(8px);
  color: var(--text-2);
  font: 500 13px var(--sans);
  text-decoration: none;
  transition: color 0.2s, border-color 0.2s;
}

.embed-open:hover {
  color: var(--accent-hi);
  border-color: var(--app-accent);
}

.embed-open svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- Phones ---------- */

@media (max-width: 760px) {
  .app-page {
    /* iOS Safari zooms the page when the focused editor is under 16px.
       16px keeps the layout at 1:1 while typing; pinch-zoom stays on. */
    --font-size: 16px;
  }

  .sheets-toggle {
    display: grid;
  }

  .rail,
  .side-resize,
  [data-action="collapse-side"] {
    display: none !important;
  }

  .workspace.collapsed .side-body {
    display: flex;
  }

  .bar .brand {
    display: none;
  }

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

  .side {
    position: fixed;
    top: calc(var(--bar) + var(--safe-top));
    right: auto;
    bottom: 0;
    left: 0;
    z-index: 40;
    width: min(300px, 84vw);
    transform: translateX(-102%);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 20px 0 60px -20px var(--black);
  }

  .app-page.drawer .side {
    transform: none;
  }

  .cm-editor .cm-scroller {
    padding: 16px max(16px, var(--safe-right)) calc(40vh + var(--safe-bottom)) max(16px, var(--safe-left));
  }

  /* Tap the sheet beside the drawer to dismiss it. Above the editor, below the drawer. */
  .drawer-scrim {
    position: absolute;
    z-index: 5;
    inset: 0;
    border: 0;
    padding: 0;
    appearance: none;
    background: rgba(0, 0, 0, 0.45);
    color: transparent;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .app-page.drawer .drawer-scrim {
    display: block;
  }

  .drawer-scrim:focus,
  .drawer-scrim:focus-visible {
    outline: none;
  }

  /* The top bar keeps the sheet's name; Private moves into the ⋯ menu. */
  .private-chip {
    display: none;
  }

  .menu-list .phone-only {
    display: block;
  }

  .shared-banner {
    flex-wrap: wrap;
    gap: 8px;
  }

  .private-chip {
    padding: 7px;
  }

  .private-chip span {
    display: none;
  }

  .install-banner {
    align-items: flex-start;
    padding: 12px 8px 12px 16px;
    font-size: 13.5px;
  }
}

.drawer-scrim {
  display: none;
}

/* Tablets use the wide layout, but iPad still zooms a focused field under 16px. */
@media (pointer: coarse) {
  .app-page {
    --font-size: 16px;
  }
}

/* The focused surface is CodeMirror's contenteditable. iOS zooms if it is under 16px. */
@media (pointer: coarse), (max-width: 760px) {
  .app-page .cm-editor .cm-content {
    font-size: max(16px, 1em);
  }

  .rename-bar {
    display: inline-flex;
    align-items: center;
    height: 36px;
    padding: 0 12px;
  }

  .rename-pop input {
    font-size: 16px;
  }

  .menu-list .touch-rename {
    display: block;
  }
}