:root {
  color-scheme: dark;
  font-family: Inter, "PingFang SC", system-ui, sans-serif;
  color: #dce3ee;
  background: #10151e;
  font-size: 13px;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
header {
  height: 78px;
  padding: 0 25px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid #2a3240;
  background: #151c27;
}
.brand {
  width: 262px;
}
.brand b {
  font-size: 25px;
  letter-spacing: -1px;
}
.brand span {
  font-size: 10px;
  letter-spacing: 1px;
  color: #80d9c3;
}
.brand small {
  display: block;
  font-size: 9px;
  letter-spacing: 2px;
  margin-top: 5px;
}
.spacer {
  flex: 1;
}
button,
input,
select {
  font: inherit;
  border: 1px solid #354154;
  background: #202b3b;
  color: #e4eaf3;
  border-radius: 6px;
  padding: 9px 11px;
}
button {
  cursor: pointer;
}
button:hover {
  border-color: #83dcca;
  background: #2b3c4c;
}
button:disabled {
  opacity: 0.35;
  cursor: default;
}
.primary {
  background: #92e4cc;
  color: #102720;
  border-color: #92e4cc;
  font-weight: 650;
}
.badge {
  border: 1px solid #344556;
  border-radius: 20px;
  padding: 7px 12px;
  color: #a9baca;
}
.workspace {
  height: calc(100vh - 111px);
  min-height: 550px;
  display: grid;
  grid-template-columns: 258px minmax(490px, 1fr) 244px;
}
aside {
  padding: 23px 20px;
  overflow: auto;
  border-right: 1px solid #2a3240;
  background: #141b25;
}
.right {
  border-right: 0;
  border-left: 1px solid #2a3240;
}
.eyebrow {
  font-size: 10px;
  letter-spacing: 1.3px;
  color: #8194aa;
  margin: 0 0 15px;
}
h2 {
  font-size: 19px;
  font-weight: 550;
  margin: 10px 0 23px;
}
label {
  display: block;
  font-size: 11px;
  color: #94a6ba;
  margin: 11px 0;
}
label input,
label select {
  width: 100%;
  margin-top: 7px;
  color: #e4eaf3;
}
small {
  color: #7f92a9;
  line-height: 1.7;
}
.twocol {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.twocol input {
  min-width: 0;
}
hr {
  border: 0;
  border-top: 1px solid #2b3543;
  margin: 23px 0;
}
.help {
  line-height: 2;
  color: #91a3b8;
  font-size: 12px;
}
.card {
  padding: 16px;
  background: #1c2633;
  border: 1px solid #2b394a;
  border-radius: 8px;
  margin: 18px 0;
}
.card p {
  color: #91a3b8;
  font-size: 12px;
  line-height: 1.9;
}
.card b {
  font-weight: 550;
}
main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  background: #19212e;
}
.toolbar label {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  white-space: nowrap;
}
.toolbar select {
  margin: 0;
  width: auto;
}
.charttitle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 25px;
}
h1 {
  font-size: 20px;
  margin: 0 0 3px;
  font-weight: 550;
}
#count {
  color: #8cdac9;
  font-size: 12px;
}
.laneheads {
  display: grid;
  grid-template-columns: 76px repeat(8, 1fr);
  padding-right: 16px;
  min-height: 34px;
  align-items: center;
  background: #202a39;
  font-size: 10px;
  color: #879cb4;
  text-align: center;
}
.laneheads b {
  font-weight: 500;
}
#viewport {
  overflow: auto;
  flex: 1;
  min-height: 180px;
  background: #101721;
}
canvas {
  display: block;
  width: 100%;
  touch-action: none;
}
.bottomtools {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 15px;
  background: #19212e;
  font-size: 11px;
}
.bottomtools label {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.bottomtools input {
  width: 63px;
  margin: 0;
  padding: 6px;
}
.bottomtools button {
  padding: 7px;
}
#selection {
  margin-left: auto;
  color: #91a3b8;
}
footer {
  height: 33px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 22px;
  background: #1c2633;
  color: #8da2b9;
  font-size: 11px;
}
#samples {
  max-height: 190px;
  overflow: auto;
  margin: 15px 0;
}
#samples button {
  width: 100%;
  text-align: left;
  margin: 3px 0;
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
#samples .active {
  border-color: #92e4cc;
  color: #92e4cc;
}
@media (max-width: 1150px) {
  .workspace {
    grid-template-columns: 225px minmax(490px, 1fr);
  }
  .right {
    display: none;
  }
}
#viewport {
  position: relative;
  overflow-anchor: none;
  scrollbar-gutter: stable;
}
#scrollspace {
  position: relative;
  width: 100%;
  min-height: 100%;
}
#chart {
  position: absolute;
  left: 0;
  top: 0;
  margin: 0;
  max-width: none;
}
main {
  min-height: 0;
}
.toolbar,
.bottomtools {
  flex-wrap: wrap;
  flex-shrink: 0;
}
.charttitle,
.laneheads {
  flex-shrink: 0;
}
.workspace {
  height: calc(100dvh - 111px);
  min-height: 0;
}
dialog {
  width: min(900px, 90vw);
  background: #19212e;
  border: 1px solid #526278;
  border-radius: 8px;
  color: #dce3ee;
}
dialog::backdrop {
  background: #0009;
}
#source {
  width: 100%;
  height: 60vh;
  resize: vertical;
  background: #10151e;
  color: #dce3ee;
  font: 13px monospace;
  padding: 14px;
}
#sourceerror {
  color: #f39ca9;
}
@media (max-width: 1150px) {
  .workspace {
    grid-template-columns: 195px minmax(390px, 1fr) 210px;
    overflow-x: auto;
  }
  .right {
    display: block;
  }
  .brand {
    width: auto;
    margin-right: 15px;
  }
  header {
    gap: 6px;
    padding: 0 12px;
  }
}
.rangebuttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.rangebuttons button {
  padding: 7px;
  font-size: 11px;
}
#headerclip {
  overflow: hidden;
  flex-shrink: 0;
}
.laneheads {
  padding: 0;
  min-height: 24px;
  background: #333;
  color: #fff;
}
.checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.checks label,
.inlinecheck {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 3px 0;
}
.checks input,
.inlinecheck input {
  width: auto;
  margin: 0;
}
.brand small,
.charttitle small {
  display: none;
}
.charttitle {
  padding: 5px 12px;
}
.charttitle h1 {
  font-size: 13px;
}
header {
  height: 45px;
}
.workspace {
  height: calc(100dvh - 78px);
  grid-template-columns: 205px minmax(300px, 1fr) 245px;
}
aside {
  padding: 12px;
}
h2 {
  margin: 8px 0;
  font-size: 14px;
}
button,
input,
select {
  border-radius: 2px;
  padding: 5px 7px;
}
label input,
label select {
  margin-top: 3px;
}
.toolbar {
  padding: 5px;
  gap: 5px;
}
.brand b {
  font-size: 18px;
}
.help {
  line-height: 1.5;
}
hr {
  margin: 12px 0;
}
body {
  height: 100dvh;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
}
header {
  height: auto;
  min-height: 32px;
  background: #2b2b2b;
  padding: 3px 8px;
  gap: 12px;
}
header nav {
  display: flex;
  gap: 2px;
  flex: 1;
}
.appname {
  font-size: 13px;
}
.badge {
  font-size: 10px;
  padding: 3px 8px;
}
.workspace {
  height: auto;
  min-height: 0;
}
#editorpanes {
  display: flex;
  flex: 1;
  min-height: 0;
  min-width: 0;
}
/* Include the main #scrollspace as well as the two .scrollspace panes.
   Keep native text selection available in the sidebar and dialogs. */
#editorpanes,
#editorpanes * {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
.chartpane {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border-right: 2px solid #444;
}
.chartpane[hidden] {
  display: none;
}
.headerclip {
  overflow: hidden;
  flex-shrink: 0;
}
.viewport,
#viewport {
  position: relative;
  overflow: auto;
  overscroll-behavior: contain;
  overflow-anchor: none;
  scrollbar-gutter: stable;
  flex: 1;
  min-height: 0;
  background: #000;
}
.scrollspace,
#scrollspace {
  position: relative;
  min-height: 100%;
}
.scrollspace canvas {
  position: absolute;
  left: 0;
  top: 0;
  margin: 0;
  max-width: none;
  touch-action: none;
}
.menu {
  position: relative;
}
.menu summary {
  padding: 5px 12px;
  cursor: pointer;
  list-style: none;
}
.menu[open] summary {
  background: #454545;
}
.menu > div {
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 170px;
  z-index: 20;
  background: #333;
  border: 1px solid #666;
  box-shadow: 0 4px 15px #0008;
}
.menu button {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  background: #333;
  border-radius: 0;
}
.menu button:hover {
  background: #555;
}
#waveform {
  width: 100%;
  height: 70px;
}
.bottomtools {
  gap: 5px;
  padding: 4px;
}
.bottomtools label {
  margin: 3px 0;
}
pre {
  white-space: pre-wrap;
  max-height: 65vh;
  overflow: auto;
}
details > summary {
  cursor: pointer;
  padding: 5px 0;
}
.laneheads b {
  overflow: hidden;
  white-space: nowrap;
  min-width: 0;
}
#grid {
  width: 72px;
  margin: 0;
}
.toolbar label {
  flex-shrink: 0;
}
/* Form1.Designer.vb: fill editor, right-docked 200px options stack. */
:root {
  color-scheme: light;
  font-family: Tahoma, "Microsoft YaHei", sans-serif;
  font-size: 12px;
  color: #111;
  background: #f0f0f0;
}
header {
  min-height: 25px;
  padding: 0 5px;
  background: #f0f0f0;
  border-bottom: 1px solid #aaa;
  gap: 5px;
  color: #111;
}
header .badge {
  border: 0;
  color: #666;
  padding: 0 5px;
}
header .appname {
  font-size: 12px;
}
.menu summary {
  padding: 4px 8px;
}
.menu[open] summary,
.menu button:hover {
  background: #d9eafb;
}
.menu > div,
.menu button {
  background: #f0f0f0;
  color: #111;
}
.workspace {
  grid-template-columns: minmax(0, 1fr) 200px;
  min-height: 0;
}
main {
  min-width: 0;
  background: #000;
}
aside.right {
  padding: 0;
  border-left: 5px solid #bbb;
  background: #f0f0f0;
  color: #111;
  min-width: 0;
}
.toolbar {
  min-height: 28px;
  padding: 2px;
  gap: 2px;
  background: #f0f0f0;
  border-bottom: 1px solid #999;
  flex-wrap: wrap;
}
button,
input,
select {
  border-radius: 0;
  border: 1px solid #aaa;
  background: #fff;
  color: #111;
  padding: 2px 3px;
  font-size: 11px;
  min-width: 0;
}
button {
  background: #eee;
  min-height: 23px;
}
button:hover {
  color: #111;
  border-color: #5796d0;
  background: #e5f1fb;
}
button.primary {
  background: #eee;
  color: #111;
  border-color: #aaa;
}
.toolbar button,
.toolbar select {
  height: 24px;
  white-space: nowrap;
}
.toolbar button {
  border-color: transparent;
}
label {
  color: #111;
  margin: 3px 0;
  font-size: 11px;
}
label input,
label select {
  color: #111;
  margin-top: 0;
}
.opgroup {
  border-bottom: 1px solid #999;
}
.opgroup > summary {
  background: #ddd;
  font-weight: bold;
  padding: 4px 5px;
  border-bottom: 1px solid #bbb;
}
.opbody {
  padding: 4px;
}
.opbody > label {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  align-items: center;
  gap: 3px;
}
.opbody .inlinecheck,
.opbody .checks label {
  display: flex;
  gap: 3px;
  align-items: center;
}
.opbody > select {
  width: 100%;
}
.opbody .twocol {
  gap: 4px;
}
.opbody small {
  color: #555;
  font-size: 10px;
  line-height: 1.25;
}
.opbody .checks {
  gap: 2px;
}
.opbody .checks label {
  margin: 1px 0;
  font-size: 10px;
}
.document-name {
  font-size: 11px;
  margin: 0 0 3px;
  color: #444;
  overflow-wrap: anywhere;
}
#samples {
  height: 190px;
  min-height: 80px;
  overflow: auto;
  resize: vertical;
  border: 1px solid #999;
  background: white;
  margin: 4px 0;
}
#samples button {
  display: block;
  width: 100%;
  text-align: left;
  white-space: nowrap;
  padding: 1px 3px;
  min-height: 18px;
  border: 0;
  background: white;
  color: black;
}
#samples button.active {
  background: #0078d7;
  color: white;
}
#grid {
  width: 100%;
}
.laneheads {
  background: #ddd;
  color: #111;
}
.laneheads b {
  padding: 2px 0;
  font-size: 10px;
  color: #111;
}
footer {
  overflow: hidden;
  background: #f0f0f0;
  color: #222;
  min-height: 22px;
  height: 22px;
  padding: 2px 5px;
  gap: 8px;
  border-top: 1px solid #aaa;
  font-size: 11px;
}
footer #status {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
#positionstatus, #timestatus {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 0 0 auto;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
#positionstatus[hidden], #timestatus[hidden] { display: none; }
#positionstatus > span { text-align: center; }
#status-column { min-width: 40px; }
#status-note { min-width: 24px; color: #804000; }
#status-measure { min-width: 40px; color: #008080; }
#status-grid, #status-reduced, #status-measurePosition { min-width: 80px; font-weight: bold; }
#status-reduced { color: #800000; }
#status-measurePosition { color: #008000; }
#status-absolute { min-width: 70px; }
#status-length { color: #808000; }
#status-hidden { color: #808080; }
#status-length:empty, #status-hidden:empty { display: none; }
footer #playstatus {
  margin: 0;
  color: #333;
  white-space: nowrap;
}

/* TBMain uses these upstream 16px resources; button labels remain accessible. */
.toolbar .iconbutton {
  width: 26px;
  padding: 3px 4px;
  font-size: 0;
  flex: 0 0 26px;
}
.toolbar .iconbutton::before {
  content: "";
  display: block;
  width: 16px;
  height: 16px;
  background-repeat: no-repeat;
  background-position: center;
}
.toolbar [data-action="save"],
.toolbar #statistics,
.toolbar #redo {
  margin-right: 5px;
}
#count,
#selection {
  color: #333;
  font-size: 11px;
}
#samples {
  max-height: none;
}
#samples button {
  margin: 0;
}
.rangebuttons {
  gap: 3px;
}
.rangebuttons button {
  padding: 2px 3px;
}
dialog {
  background: #f0f0f0;
  color: #111;
  border-radius: 0;
  border: 1px solid #888;
}
#source {
  background: #fff;
  color: #111;
}
.help {
  color: #444;
}
.workspace {
  grid-template-columns: minmax(0, 1fr) 5px var(--options-width, 200px);
}
.workspace.options-hidden {
  grid-template-columns: minmax(0, 1fr);
}
#options-panel {
  border-left: 0;
}
#options-panel[hidden],
#options-resizer[hidden] {
  display: none;
}
#options-resizer {
  cursor: col-resize;
  touch-action: none;
  background: #ccc;
  border-left: 1px solid white;
  border-right: 1px solid #999;
}
#options-resizer:focus-visible {
  outline: 2px solid #0078d7;
  outline-offset: -2px;
}
select#samples {
  display: block;
  width: 100%;
  padding: 0;
  font:
    11px Tahoma,
    sans-serif;
}
#samples option {
  padding: 1px 3px;
  min-height: 17px;
}

/* Shared original iBMSC icons; pseudo-elements survive translated labels. */
button[data-icon]::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  margin-right: 4px;
  vertical-align: middle;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 16px 16px;
}
.toolbar .iconbutton::before {
  display: block;
  margin: 0;
}
.toolbar button[aria-pressed="true"] {
  background: #cce4f7;
  border-color: #0078d7;
  box-shadow: inset 0 0 0 1px #fff;
}
.toolbar select[hidden] {
  display: none;
}
button[data-icon]:disabled::before {
  opacity: 0.4;
}
button:focus-visible {
  outline: 2px solid #0078d7;
  outline-offset: -2px;
}
button[data-icon="Add"]::before {
  background-image: url("../assets/upstream-toolbar/x16Add.png");
}
button[data-icon="CheckError"]::before {
  background-image: url("../assets/upstream-toolbar/x16CheckError.png");
}
button[data-icon="ConvertNotes"]::before {
  background-image: url("../assets/upstream-toolbar/ConvertNotes.png");
}
button[data-icon="Copy"]::before {
  background-image: url("../assets/upstream-toolbar/x16Copy.png");
}
button[data-icon="Cut"]::before {
  background-image: url("../assets/upstream-toolbar/x16Cut.png");
}
button[data-icon="Down"]::before {
  background-image: url("../assets/upstream-toolbar/x16Down.png");
}
button[data-icon="Export"]::before {
  background-image: url("../assets/upstream-toolbar/x16Export.png");
}
button[data-icon="Export2"]::before {
  background-image: url("../assets/upstream-toolbar/x16Export2.png");
}
button[data-icon="Find"]::before {
  background-image: url("../assets/upstream-toolbar/x16Find.png");
}
button[data-icon="GeneralOptions"]::before {
  background-image: url("../assets/upstream-toolbar/x16GeneralOptions.png");
}
button[data-icon="Import"]::before {
  background-image: url("../assets/upstream-toolbar/x16Import.png");
}
button[data-icon="Import2"]::before {
  background-image: url("../assets/upstream-toolbar/x16Import2.png");
}
button[data-icon="Language"]::before {
  background-image: url("../assets/upstream-toolbar/x16Language.png");
}
button[data-icon="Mirror"]::before {
  background-image: url("../assets/upstream-toolbar/x16Mirror.png");
}
button[data-icon="ModifyLabel"]::before {
  background-image: url("../assets/upstream-toolbar/x16ModifyLabel.png");
}
button[data-icon="MultiSelect"]::before {
  background-image: url("../assets/upstream-toolbar/x16MultiSelect.png");
}
button[data-icon="NTInput"]::before {
  background-image: url("../assets/upstream-toolbar/x16NTInput.png");
}
button[data-icon="New"]::before {
  background-image: url("../assets/upstream-toolbar/x16New.png");
}
button[data-icon="NewFromCode"]::before {
  background-image: url("../assets/upstream-toolbar/x16NewFromCode.png");
}
button[data-icon="Open"]::before {
  background-image: url("../assets/upstream-toolbar/x16Open.png");
}
button[data-icon="Paste"]::before {
  background-image: url("../assets/upstream-toolbar/x16Paste.png");
}
button[data-icon="Pen"]::before {
  background-image: url("../assets/upstream-toolbar/x16Pen.png");
}
button[data-icon="Play"]::before {
  background-image: url("../assets/upstream-toolbar/x16Play.png");
}
button[data-icon="PlayB"]::before {
  background-image: url("../assets/upstream-toolbar/x16PlayB.png");
}
button[data-icon="PlayerBrowse"]::before {
  background-image: url("../assets/upstream-toolbar/x16PlayerBrowse.png");
}
button[data-icon="Redo"]::before {
  background-image: url("../assets/upstream-toolbar/x16Redo.png");
}
button[data-icon="Refresh"]::before {
  background-image: url("../assets/upstream-toolbar/x16Refresh.png");
}
button[data-icon="Remove"]::before {
  background-image: url("../assets/upstream-toolbar/x16Remove.png");
}
button[data-icon="Save"]::before {
  background-image: url("../assets/upstream-toolbar/x16Save.png");
}
button[data-icon="SaveAs"]::before {
  background-image: url("../assets/upstream-toolbar/x16SaveAs.png");
}
button[data-icon="Select"]::before {
  background-image: url("../assets/upstream-toolbar/x16Select.png");
}
button[data-icon="Statistics"]::before {
  background-image: url("../assets/upstream-toolbar/x16Statistics.png");
}
button[data-icon="Stop"]::before {
  background-image: url("../assets/upstream-toolbar/x16Stop.png");
}
button[data-icon="Theme"]::before {
  background-image: url("../assets/upstream-toolbar/x16Theme.png");
}
button[data-icon="TimeSelection"]::before {
  background-image: url("../assets/upstream-toolbar/x16TimeSelection.png");
}
button[data-icon="Undo"]::before {
  background-image: url("../assets/upstream-toolbar/x16Undo.png");
}
button[data-icon="Up"]::before {
  background-image: url("../assets/upstream-toolbar/x16Up.png");
}

#statstable {
  border-collapse: collapse;
  width: 100%;
  margin: 12px 0;
  font-variant-numeric: tabular-nums;
}
#statstable th,
#statstable td {
  padding: 8px 12px;
  text-align: right;
  border: 1px solid #999;
}
#statstable tr:nth-child(even) {
  background: #00000010;
}
#statstable tr:last-child {
  font-weight: bold;
}
#reporttext {
  white-space: pre-wrap;
  max-width: 720px;
}

.wrapped-report {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

#statstable .statistics-subtotal {
  font-weight: bold;
  border-top: 2px solid #777;
  background: #dce7ed;
}

/* Form1: 25px ToolStrip, 23x22 buttons and 20px panel headings. */
.toolbar {
  min-height: 25px;
  padding: 1px 2px;
  gap: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  flex-shrink: 0;
}
.toolbar .iconbutton {
  width: 23px;
  height: 22px;
  min-height: 22px;
  padding: 2px 3px;
  flex-basis: 23px;
}
.toolbar [data-action="save"],
.toolbar #statistics,
.toolbar #redo {
  margin-right: 0;
}
.toolbar-separator {
  flex: 0 0 6px;
  height: 18px;
  margin: 2px 2px;
  border-left: 1px solid #aaa;
  box-shadow: inset 1px 0 #fff;
}
.opgroup > summary {
  min-height: 20px;
  padding: 2px 4px;
  line-height: 15px;
}
.panel-more {
  margin: 3px 0;
  border-top: 1px solid #bbb;
}
.panel-more > summary {
  padding: 1px 3px;
  min-height: 16px;
  font-size: 10px;
  line-height: 14px;
  color: #444;
  background: #e5e5e5;
  cursor: pointer;
}
.panel-more > .opbody {
  padding: 3px 0;
}
.panel-actions {
  display: flex;
  gap: 0;
  margin-top: 3px;
}
.panel-actions button {
  width: 24px;
  height: 24px;
  padding: 3px;
  font-size: 0;
}
.panel-actions button::before {
  margin: 0;
}
select#samples,
select#measurelist {
  font-family: Consolas, Menlo, monospace;
  font-size: 11px;
}
#samples option {
  min-height: 14px;
  padding: 0 3px;
}

/* macOS supplies the application menu outside the window. */
body.native-menu {
  grid-template-rows: minmax(0, 1fr) auto;
}
body.native-menu > header {
  display: none;
}
.laneheads b {
  font: inherit;
  color: inherit;
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
}

button[data-icon="About"]::before {
  background-image: url("../assets/upstream-toolbar/x16Help.png");
}

.menu > div {
  min-width: 240px;
  max-height: calc(100vh - 70px);
  overflow-y: auto;
}
.menu > div > label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  margin: 0;
  color: inherit;
}
.menu > div > label input[type="checkbox"] {
  width: auto;
  margin: 0;
}
.menu hr {
  margin: 4px 0;
  border-top: 1px solid #bbb;
}
.settings-dialog {
  width: min(520px, 90vw);
  max-height: 85vh;
  overflow-y: auto;
  padding: 20px;
}
.settings-dialog h2 {
  margin: 0 0 16px;
  font-size: 18px;
}
.settings-dialog label {
  color: inherit;
  font-size: 13px;
  margin: 12px 0;
}
.settings-dialog label input,
.settings-dialog label select {
  margin-top: 4px;
}
.settings-dialog input[type="checkbox"] {
  width: auto;
}
.settings-dialog button {
  margin: 3px;
}
.settings-dialog p {
  line-height: 1.6;
}
.dialog-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 20px;
  border-top: 1px solid #ccc;
  padding-top: 10px;
}
.toolbar .modebutton {
  flex: 0 0 auto;
  height: 22px;
  padding: 2px 6px;
  font-size: 11px;
}

/* Sidebar groups follow the original workflow, with advanced rows folded. */
#primaryheaders > label,
#extraheaders > label {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 3px;
  align-items: center;
}
.opbody > label:has(input[type="checkbox"]),
.pane-locks label,
.beat-modes label {
  display: flex;
  align-items: center;
  gap: 4px;
}
.opbody input[type="checkbox"],
.opbody input[type="radio"] {
  width: auto;
  flex: 0 0 auto;
  margin: 0;
}
.grid-divisions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  align-items: end;
}
.grid-divisions label {
  min-width: 0;
}
.zoom-row {
  display: grid;
  grid-template-columns: minmax(28px, max-content) minmax(0, 1fr) 56px;
  gap: 3px;
  align-items: center;
  margin: 3px 0;
  font-size: 11px;
}
.zoom-row input[type="range"] {
  min-width: 0;
  padding: 0;
  height: 20px;
}
.pane-locks,
.beat-modes {
  border: 0;
  padding: 0;
  margin: 4px 0;
  min-width: 0;
  font-size: 11px;
}
.pane-locks {
  display: flex;
  gap: 12px;
}
.pane-locks legend {
  margin-bottom: 3px;
}
.beat-modes legend {
  display: none;
}
.beat-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 3px;
}
.beat-ratio {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 3px;
  margin-top: 4px;
}
.resizable-list {
  height: 190px;
  min-height: 80px;
  resize: vertical;
  overflow: hidden;
  padding-bottom: 9px;
  margin: 4px 0;
}
.resizable-list > select#samples,
.resizable-list > select#measurelist {
  height: 100%;
  width: 100%;
  margin: 0;
  resize: none;
}
#expansion {
  width: 100%;
  min-height: 140px;
  resize: vertical;
  font:
    11px Consolas,
    Menlo,
    monospace;
  white-space: pre;
  overflow: auto;
}

/* The upstream statistics control is one image-and-text button. */
.toolbar #statistics {
  width: auto;
  flex: 0 0 auto;
  min-width: 34px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 4px;
  overflow: visible;
  text-indent: 0;
}
.toolbar #statistics::before { flex: 0 0 16px; }
.toolbar #statistics #count { font-size: 11px; font-weight: bold; color: inherit; }

/* File header text fields and dropdowns share the same control box. */
#fileheader input,
#fileheader select {
  min-width: 0;
  width: 100%;
  height: 20px;
  margin: 0;
  padding: 1px 3px;
}

/* Match the original WinForms menu gutters, 22px rows and shortcut column. */
header nav { font: 12px "Microsoft YaHei", "Segoe UI", sans-serif; }
.menu > summary { padding: 3px 8px; line-height: 18px; }
.menu > div, .submenu > div { min-width: 245px; padding: 2px; border: 1px solid #a0a0a0; box-shadow: 2px 2px 3px #0003; background: #f0f0f0; }
.menu button, .menu > div > label, .submenu > summary {
  position: relative; display: flex; align-items: center; width: 100%; min-height: 22px;
  padding: 2px 70px 2px 30px; margin: 0; border: 1px solid transparent;
  border-radius: 0; font: inherit; white-space: nowrap; text-align: left; color: #111;
}
.menu button::before { content: ""; position: absolute; left: 5px; width: 16px; height: 16px; background-size: 16px; background-repeat: no-repeat; }
.menu button::after { content: attr(data-shortcut); position: absolute; right: 10px; color: #555; }
.menu button[aria-checked="true"]::before { content: "✓"; background-image: none; text-align: center; background-color: #d5e5f5; outline: 1px solid #96b4d1; }
.menu > div > label input[type="checkbox"] { appearance: none; position: absolute; left: 5px; width: 16px; height: 16px; margin: 0; padding: 0; border: 0; background: transparent; }
.menu > div > label input:checked::after { content: "✓"; display: block; text-align: center; background: #d5e5f5; outline: 1px solid #96b4d1; }
.menu button:hover, .menu button:focus-visible, .menu label:hover, .submenu > summary:hover { background: #cce8ff; border-color: #99d1ff; outline: none; }
.menu hr { margin: 3px 0 3px 28px; border: 0; border-top: 1px solid #ccc; }
.submenu { position: relative; }
.submenu > summary { list-style: none; cursor: default; }
.submenu > summary::-webkit-details-marker { display: none; }
.submenu > summary::after { content: "▸"; position: absolute; right: 8px; }
.submenu > div { position: absolute; top: -3px; left: calc(100% - 2px); z-index: 40; max-height: 75vh; overflow-y: auto; }
.menu[open] .submenu > summary { background: transparent; }
#myo2dialog { width: 760px; max-width: 95vw; }
#myo2dialog fieldset { border: 1px solid #aaa; margin: 10px 0; }
.myo2-results { max-height: 45vh; overflow: auto; margin-top: 8px; }
.myo2-results table { border-collapse: collapse; width: 100%; white-space: nowrap; font-size: 12px; }
.myo2-results td, .myo2-results th { border: 1px solid #bbb; padding: 4px 6px; text-align: center; }
.myo2-results th { background: #e5e5e5; position: sticky; top: 0; }
button[data-icon="MyO2"]::before { background-image: url("../assets/upstream-toolbar/x16MyO2.png"); }

.menu > div { overflow: visible; max-height: none; }

/* Translated labels share aligned fields without overlapping sliders. */
html:lang(ja) #fileheader > label,
html:lang(ja) #primaryheaders > label,
html:lang(ja) #extraheaders > label,
html:lang(ko) #fileheader > label,
html:lang(ko) #primaryheaders > label,
html:lang(ko) #extraheaders > label { grid-template-columns: 66px minmax(0, 1fr); }
#myo2dialog fieldset { min-width: 0; }
.myo2-results th { white-space: normal; }
button[data-icon="ConvertNotesL"]::before { background-image: url("../assets/upstream-toolbar/ConvertNotesL.png"); }
button[data-icon="ConvertNotesN"]::before { background-image: url("../assets/upstream-toolbar/ConvertNotesN.png"); }
button[data-icon="ConvertNotes"]::before { background-image: url("../assets/upstream-toolbar/ConvertNotes.png"); }
button[data-icon="ConvertNotesH"]::before { background-image: url("../assets/upstream-toolbar/ConvertNotesH.png"); }
button[data-icon="ConvertNotesV"]::before { background-image: url("../assets/upstream-toolbar/ConvertNotesV.png"); }
button[data-icon="ConvertNotesHV"]::before { background-image: url("../assets/upstream-toolbar/ConvertNotesHV.png"); }

/* Appearance settings edit a draft and keep the confirmation actions visible. */
#displaysettingsdialog { width: min(1040px, 94vw); padding: 16px; }
#themeeditor { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 16px; align-items: start; }
.themeedit-group, .themeedit-font { min-width: 0; padding: 8px; border: 1px solid #aaa; }
.themeedit-group legend, .themeedit-font legend { padding: 0 4px; }
#themeeditor .themeedit-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(64px, 1fr); align-items: center; gap: 6px; margin: 6px 0; }
#themeeditor .themeedit-color { grid-template-columns: minmax(80px, 1fr) 32px auto 48px; }
#themeeditor label { display: block; margin: 0; font-size: 12px; overflow-wrap: anywhere; }
#themeeditor input, #themeeditor select { width: 100%; min-width: 0; margin: 0; box-sizing: border-box; }
#themeeditor input[type="color"] { padding: 1px; height: 24px; }
#themeeditor input[type="checkbox"] { width: auto; }
.themeedit-font { margin-bottom: 8px; }
#themeeditor .themeedit-fontstyle, #themeeditor .themeedit-fontstyle label { display: flex; gap: 5px; align-items: center; }
.themeedit-fontstyle { justify-content: flex-end; }
#themeedit-preview { display: block; width: 320px; max-width: 100%; height: auto; margin: 12px auto 0; border: 1px solid #888; }
#themeedit-error { color: #a00000; margin: 8px 0 0; }
#displaysettingsdialog .dialog-actions { position: sticky; bottom: -16px; background: #eee; padding: 10px 0; margin-bottom: -16px; }
@media (max-width: 800px) { #themeeditor { grid-template-columns: 1fr; } }

#finddialog { width: min(540px, 92vw); }
.find-group { border: 0; border-top: 1px solid #aaa; padding: 8px 0; min-width: 0; }
.find-group legend { padding-right: 8px; }
.find-note-ranges { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; margin-bottom: 10px; }
.find-range-pair { display: grid; gap: 3px; }
#finddialog button { margin: 0; }
#finddialog button[aria-pressed="true"] { background: #cce8ff; border-color: #0078d7; }
#finddialog button:disabled { opacity: .5; }
.find-range-row { display: grid; grid-template-columns: minmax(90px, 1fr) minmax(70px, 1fr) auto minmax(70px, 1fr); gap: 8px; align-items: center; margin: 5px 0; }
#finddialog .find-range-row label { margin: 0; }
#finddialog input { width: 100%; min-width: 0; box-sizing: border-box; }
.find-column-actions { float: right; display: grid; gap: 6px; width: 100px; margin-left: 12px; }
.find-columns-grid { max-height: 180px; overflow-y: auto; }
.find-column-row { display: flex; gap: 3px; margin-bottom: 3px; }
.find-column-row button { flex: 1; min-width: 0; padding: 3px 2px; overflow: hidden; text-overflow: ellipsis; }
.find-column-row:first-child { width: 40%; }
.find-bgm-columns { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); }
.find-operations { display: grid; grid-template-columns: 1fr 1fr; gap: 5px 12px; }
.find-replace-row { display: grid; grid-template-columns: minmax(0, 1fr) 80px; gap: 6px; }
.find-selection-actions { grid-column: 2; grid-row: 1 / span 2; display: grid; grid-template-columns: 1fr 1fr; gap: 5px; }
#finderror { color: #a00000; }

/* Named rows collapse independently when a view hides menu or status chrome. */
body, body.native-menu {
  grid-template-rows: auto minmax(0, 1fr) auto;
  grid-template-areas: "menu" "workspace" "status";
}
#main-menu-bar { grid-area: menu; }
#workspace { grid-area: workspace; }
#status-bar { grid-area: status; }
body.menu-hidden > #main-menu-bar,
body.toolbar-hidden #main-toolbar,
body.status-hidden > #status-bar,
.laneheads[hidden],
#headerclip:has(.laneheads[hidden]),
.headerclip:has(.laneheads[hidden]) { display: none; }
#view-toggle {
  padding: 3px 8px;
  margin: 0;
  border: 0;
  border-radius: 0;
  min-height: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  line-height: 18px;
  white-space: nowrap;
  cursor: default;
}
#view-toggle:hover, #view-toggle[aria-expanded="true"] { background: #d9eafb; }
.view-menu {
  position: fixed;
  inset: auto;
  left: 0;
  top: 0;
  margin: 0;
  min-width: 184px;
  max-width: calc(100vw - 12px);
  max-height: calc(100dvh - 12px);
  overflow-y: auto;
  padding: 2px;
  border: 1px solid #999;
  border-radius: 0;
  background: #f0f0f0;
  color: #111;
  box-shadow: 2px 2px 4px #0004;
  font: 12px Tahoma, "Microsoft YaHei", sans-serif;
}
.view-menu label:has(input[type="checkbox"]) {
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 22px;
  margin: 0;
  padding: 2px 9px 2px 4px;
  border: 1px solid transparent;
  font: inherit;
  color: inherit;
  white-space: nowrap;
  cursor: default;
}
.view-menu label:has(input[type="checkbox"]):hover,
.view-menu label:has(input[type="checkbox"]):focus-within {
  background: #cce8ff;
  border-color: #99d1ff;
}
.view-menu input[type="checkbox"] {
  width: 14px;
  height: 14px;
  margin: 0;
  flex: 0 0 14px;
  padding: 0;
}
.view-menu label:has(input[type="checkbox"]:disabled) { color: #777; }
.view-menu hr { margin: 3px 3px 3px 23px; border: 0; border-top: 1px solid #ccc; }
.view-menu .view-number-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 64px;
  align-items: center;
  gap: 8px;
  padding: 4px 9px 4px 23px;
}
.view-menu .view-number-row label {
  margin: 0;
  font: inherit;
  color: inherit;
}
.view-menu .view-number-row input {
  width: 100%;
  min-width: 0;
  margin: 0;
  padding: 1px 3px;
  font: inherit;
}
.view-menu .pane-locks {
  margin: 4px 8px;
  gap: 2px;
  flex-wrap: wrap;
  font: inherit;
}
.view-menu .pane-locks legend { padding: 0 0 3px 15px; margin: 0; }

/* Keep the original general-settings grouping and align both label columns. */
#generalsettingsdialog { width: min(520px, 92vw); padding: 18px; }
#generalsettingsdialog .general-grid { display: grid; gap: 8px; }
#generalsettingsdialog .general-row { display: grid; grid-template-columns: 205px minmax(0, 1fr); gap: 10px; align-items: center; }
#generalsettingsdialog label { margin: 0; font-size: 12px; }
#generalsettingsdialog .general-row > span { text-align: right; }
#generalsettingsdialog input, #generalsettingsdialog select { margin: 0; min-width: 0; }
#generalsettingsdialog .general-check { display: flex; align-items: center; gap: 5px; }
#generalsettingsdialog input[type="checkbox"], #generalsettingsdialog input[type="radio"] { flex: 0 0 auto; width: auto; }
#generalsettingsdialog .general-minutes { display: flex; align-items: center; gap: 7px; }
#generalsettingsdialog .general-minutes input { width: 80px; }
#generalsettingsdialog .association-buttons { display: grid; grid-template-columns: repeat(6, 1fr); gap: 3px; }
#generalsettingsdialog .association-buttons button { margin: 0; padding: 2px; grid-column: span 2; }
#generalsettingsdialog .association-buttons button:nth-child(-n+2) { grid-column: span 3; }
#generalsettingsdialog .middle-options { display: grid; gap: 5px; }
#generalsettingsdialog hr { width: 100%; margin: 6px 0; }
#general-error { color: #a40000; font-size: 12px; }
@media (max-width: 480px) { #generalsettingsdialog .general-row { grid-template-columns: 130px minmax(0,1fr); } }

/* Canvas focus enables shortcuts without a browser-drawn frame. */
.chartpane canvas:focus { outline: none; }
.language-popover { min-width: 150px; }
.language-popover button { display: block; width: 100%; text-align: left; border: 1px solid transparent; background: transparent; padding: 4px 8px; }
.language-popover button[aria-checked="true"]::before { content: "✓ "; }
.language-popover button:hover, .language-popover button:focus-visible { background: #cce8ff; border-color: #99d1ff; outline: none; }

.submenu > summary[data-icon="Language"]::before { content: ""; position: absolute; left: 5px; width: 16px; height: 16px; background: url("../assets/upstream-toolbar/x16Language.png") center / 16px no-repeat; }
.view-menu .view-number-row:has(#editorzoom) { grid-template-columns: minmax(0, 1fr) 64px auto; gap: 4px; }