:root {
  color-scheme: light;
  --font-ui: Tahoma, "MS Sans Serif", Arial, sans-serif;
  --font-canvas: Tahoma, Arial, sans-serif;
  --desktop-bg: #008080;
  --bg: #008080;
  --panel: #c0c0c0;
  --panel-soft: #d4d0c8;
  --panel-strong: #e4e4e4;
  --panel-light: #ffffff;
  --panel-shadow: #808080;
  --panel-dark: #404040;
  --ink: #000000;
  --muted: #303030;
  --line: #808080;
  --accent: #000080;
  --accent-strong: #0000aa;
  --cyan: #000080;
  --green: #008000;
  --amber: #804000;
  --blue: #000080;
  --titlebar: #000080;
  --titlebar-end: #1084d0;
  --titlebar-text: #ffffff;
  --titlebar-muted: #e6eefc;
  --button-face: #c0c0c0;
  --button-text: #000000;
  --input-bg: #ffffff;
  --selection-bg: #000080;
  --selection-text: #ffffff;
  --canvas-bg: #ffffff;
  --canvas-grid: rgba(0, 0, 0, 0.14);
  --canvas-ink: #000000;
  --canvas-muted: #404040;
  --canvas-compare: rgba(0, 0, 0, 0.36);
  --canvas-cursor: rgba(0, 0, 0, 0.64);
  --canvas-marker-stroke: #ffffff;
  --map-start: #008000;
  --map-finish: #c00000;
  --focus: #000000;
  --shadow: none;
  --title-gradient: linear-gradient(90deg, var(--titlebar), var(--titlebar-end));
  --bevel-raised:
    inset 1px 1px var(--panel-light),
    inset -1px -1px var(--panel-dark),
    inset 2px 2px var(--panel-strong),
    inset -2px -2px var(--panel-shadow);
  --bevel-inset:
    inset 1px 1px var(--panel-dark),
    inset -1px -1px var(--panel-light),
    inset 2px 2px var(--panel-shadow),
    inset -2px -2px var(--panel-strong);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --desktop-bg: #111111;
  --bg: #111111;
  --panel: #303030;
  --panel-soft: #252525;
  --panel-strong: #4a4a4a;
  --panel-light: #686868;
  --panel-shadow: #161616;
  --panel-dark: #000000;
  --ink: #f2f2f2;
  --muted: #c7c7c7;
  --line: #161616;
  --accent: #1f65d6;
  --accent-strong: #3c7df0;
  --cyan: #79aefc;
  --green: #42d17a;
  --amber: #f4b44a;
  --blue: #79aefc;
  --titlebar: #10105c;
  --titlebar-end: #555555;
  --titlebar-text: #ffffff;
  --titlebar-muted: #d8e6ff;
  --button-face: #303030;
  --button-text: #f2f2f2;
  --input-bg: #101010;
  --selection-bg: #255ec4;
  --selection-text: #ffffff;
  --canvas-bg: #080808;
  --canvas-grid: rgba(255, 255, 255, 0.14);
  --canvas-ink: #f2f2f2;
  --canvas-muted: #c7c7c7;
  --canvas-compare: rgba(255, 255, 255, 0.38);
  --canvas-cursor: rgba(255, 255, 255, 0.72);
  --canvas-marker-stroke: #000000;
  --map-start: #2fd26c;
  --map-finish: #ff5a4f;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--desktop-bg);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: 0;
}

*::-webkit-scrollbar {
  width: 16px;
  height: 16px;
}

*::-webkit-scrollbar-track {
  background: var(--panel);
  box-shadow: var(--bevel-inset);
}

*::-webkit-scrollbar-thumb {
  background: var(--button-face);
  box-shadow: var(--bevel-raised);
}

button,
select {
  font: inherit;
}

button,
select,
input[type="number"],
input[type="text"] {
  border: 0;
  border-radius: 0;
  background: var(--button-face);
  box-shadow: var(--bevel-raised);
  color: var(--button-text);
  font: inherit;
}

input {
  font: inherit;
}

textarea {
  font: inherit;
}

button {
  cursor: pointer;
  transition: none;
}

button:active {
  box-shadow: var(--bevel-inset);
  transform: translate(1px, 1px);
}

button:focus-visible,
select:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 1px dotted var(--focus);
  outline-offset: -4px;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(250px, 292px) minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr);
  gap: 2px;
  min-height: 100vh;
  padding: 4px;
}

.app-menu-bar {
  grid-column: 2;
  grid-row: 1;
  position: relative;
  z-index: 4000;
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  align-items: center;
  min-height: 30px;
  padding: 3px;
  background: var(--panel);
  box-shadow: var(--bevel-raised);
}

.menu-button {
  min-height: 24px;
  padding: 0 10px;
  background: var(--button-face);
  color: var(--button-text);
  font-size: 0.78rem;
  font-weight: 700;
}

.menu-button[aria-pressed="true"] {
  background: var(--selection-bg);
  box-shadow: var(--bevel-inset);
  color: var(--selection-text);
}

.sidebar {
  grid-column: 1;
  grid-row: 1 / span 2;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 6px;
  border: 0;
  background: var(--panel);
  box-shadow: var(--bevel-raised);
  position: sticky;
  z-index: 4000;
  top: 4px;
  height: calc(100vh - 8px);
  overflow-y: auto;
}

.sidebar.has-sidebar-maximized {
  overflow: hidden;
}

.sidebar-panel {
  min-width: 0;
}

.sidebar-panel-heading {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
}

.sidebar-pane-body {
  min-height: 0;
}

.sidebar-panel.is-minimized > .sidebar-pane-body {
  display: none;
}

.sidebar.has-sidebar-maximized .sidebar-panel:not(.is-maximized) {
  display: none;
}

.sidebar-panel.is-maximized {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.sidebar-panel.is-maximized > .sidebar-pane-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
}

.sidebar .popout-panel {
  display: none;
}

.sidebar .popout-panel.is-popout-open {
  position: fixed;
  z-index: 5000;
  top: 38px;
  left: clamp(306px, 28vw, 440px);
  display: flex !important;
  flex-direction: column;
  width: min(420px, calc(100vw - 24px));
  max-height: calc(100vh - 50px);
  padding: 6px;
  overflow: hidden;
}

.sidebar .popout-panel.is-popout-open > .sidebar-pane-body {
  min-height: 0;
  overflow: auto;
}

.sidebar .popout-panel.is-popout-maximized {
  inset: 38px 8px 8px 8px;
  width: auto;
  max-height: none;
}

.control-group.sidebar-panel.is-minimized > .section-heading {
  margin-bottom: -3px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 4px;
  background: var(--panel-soft);
  box-shadow: var(--bevel-inset);
}

.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 0;
  background: var(--button-face);
  box-shadow: var(--bevel-raised);
  color: var(--button-text);
  font-size: 0.78rem;
  font-weight: 900;
  overflow: hidden;
  padding: 2px;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-copy {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
}

.brand-actions {
  display: flex;
  flex: 0 0 auto;
  gap: 4px;
  margin-left: auto;
}

.theme-toggle,
.language-toggle {
  flex: 0 0 auto;
  min-width: 42px;
  min-height: 26px;
  padding: 0 8px;
  font-weight: 700;
}

.language-toggle {
  min-width: 34px;
  padding: 0 6px;
}

.settings-body {
  display: grid;
  gap: 8px;
}

.settings-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 6px;
  background: var(--panel-soft);
  box-shadow: var(--bevel-inset);
}

.settings-row strong,
.settings-row span {
  display: block;
  min-width: 0;
}

.settings-row strong {
  font-size: 0.82rem;
}

.settings-row span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.25;
}

.brand h1 {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.15;
}

.brand h1,
.brand p {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand p,
.surface-toolbar p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.import-panel,
.brand-panel,
.control-group,
.summary-surface,
.surface,
.table-section {
  border: 0;
  border-radius: 0;
  background: var(--panel);
  box-shadow: var(--bevel-raised);
}

.brand-panel,
.import-panel {
  padding: 3px;
  outline: 0 solid transparent;
  transition: none;
}

.brand-panel > .sidebar-pane-body,
.import-panel > .sidebar-pane-body {
  margin-top: 5px;
}

.import-panel.dragging {
  background: var(--panel-soft);
  box-shadow: var(--bevel-inset);
}

#file-input,
#video-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.library-group select {
  margin-top: 0;
}

.library-group .wide-action {
  margin-top: 2px;
}

.primary-action {
  width: 100%;
  min-height: 30px;
  background: var(--button-face);
  color: var(--button-text);
  font-weight: 700;
}

.primary-action:hover {
  color: var(--button-text);
}

.secondary-action {
  width: 100%;
  min-height: 28px;
  margin-top: 5px;
  background: var(--button-face);
  color: var(--button-text);
  font-weight: 700;
}

.secondary-action:hover {
  color: var(--button-text);
}

.import-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.import-meta span {
  padding: 2px 5px;
  background: var(--panel-soft);
  box-shadow: var(--bevel-inset);
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 700;
}

.control-group {
  padding: 6px;
}

.control-row {
  display: grid;
  gap: 3px;
  margin-bottom: 6px;
}

label,
.section-heading h2,
.surface-toolbar h2 {
  margin: 0;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}

select {
  width: 100%;
  min-height: 25px;
  padding: 1px 24px 1px 5px;
  background: var(--input-bg);
  box-shadow: var(--bevel-inset);
  color: var(--ink);
}

input[type="number"],
input[type="text"],
textarea {
  width: 100%;
  min-height: 25px;
  padding: 1px 5px;
  border: 0;
  border-radius: 0;
  background: var(--input-bg);
  box-shadow: var(--bevel-inset);
  color: var(--ink);
}

textarea {
  height: 48px;
  resize: vertical;
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 2px;
  border: 0;
  border-radius: 0;
  background: var(--panel-soft);
  box-shadow: var(--bevel-inset);
}

.segmented button {
  min-height: 24px;
  background: var(--button-face);
  color: var(--button-text);
  font-weight: 700;
}

.segmented button.active {
  background: var(--selection-bg);
  box-shadow: var(--bevel-inset);
  color: var(--selection-text);
}

.section-heading,
.surface-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  min-height: 22px;
  padding: 3px 4px;
  background: var(--title-gradient);
  color: var(--titlebar-text);
}

.control-group > .section-heading {
  margin: -3px -3px 6px;
}

.section-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px;
}

.ghost-button {
  min-height: 24px;
  padding: 0 7px;
  background: var(--button-face);
  color: var(--button-text);
  font-size: 0.78rem;
  font-weight: 700;
}

.ghost-button:hover {
  color: var(--button-text);
}

.wide-action {
  width: 100%;
}

.stepper-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 4px;
}

.stepper-row .ghost-button {
  min-width: 64px;
}

.gear-source-grid,
.gear-calibration-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 5px;
}

.gear-calibration-grid {
  grid-template-columns: minmax(0, 1fr) 72px;
}

.calc-status {
  min-height: 15px;
  margin: 5px 0 0;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.toggle-row {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
  gap: 6px;
  margin: 6px 0;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}

.toggle-row input {
  width: 16px;
  height: 16px;
  accent-color: var(--cyan);
}

.copyright-body {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-size: 0.82rem;
  line-height: 1.35;
}

.copyright-body p {
  margin: 0;
}

.copyright-list {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 6px 8px;
  margin: 0;
}

.copyright-list dt {
  font-weight: 700;
}

.copyright-list dd {
  margin: 0;
  min-width: 0;
}

button:disabled,
input:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.channel-list {
  display: grid;
  gap: 4px;
  margin-top: 6px;
}

.channel-option {
  display: grid;
  grid-template-columns: 16px 44px minmax(64px, 1fr) 28px 20px;
  grid-template-areas:
    "name name name name name"
    "enabled chart extrema color hide";
  align-items: center;
  gap: 3px 4px;
  min-height: 49px;
  padding: 3px;
  background: var(--panel-soft);
  box-shadow: var(--bevel-inset);
  color: var(--ink);
  font-size: 0.88rem;
}

.channel-option input[type="checkbox"] {
  grid-area: enabled;
  justify-self: center;
  width: 15px;
  height: 15px;
  accent-color: var(--accent);
}

.channel-name {
  grid-area: name;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.channel-option select {
  grid-area: chart;
  min-height: 22px;
  padding: 0 14px 0 4px;
  font-size: 0.76rem;
  font-weight: 700;
}

.extrema-toggles {
  grid-area: extrema;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  min-width: 0;
}

.extrema-toggle {
  min-width: 0;
  min-height: 22px;
  padding: 0 2px;
  overflow: hidden;
  font-size: 0.63rem;
  font-weight: 900;
  line-height: 1;
  text-overflow: ellipsis;
}

.extrema-toggle.active {
  box-shadow: var(--bevel-inset);
  color: #ffffff;
}

.extrema-toggle.active:nth-child(1) {
  background: #8f2119;
}

.extrema-toggle.active:nth-child(2) {
  background: #287f1f;
}

.color-picker {
  grid-area: color;
  width: 28px;
  height: 22px;
  padding: 1px;
  border: 0;
  border-radius: 0;
  background: var(--input-bg);
  box-shadow: var(--bevel-inset);
  cursor: pointer;
}

.channel-hide-toggle {
  grid-area: hide;
  min-width: 20px;
  min-height: 22px;
  padding: 0;
  font-size: 0.7rem;
  font-weight: 900;
  line-height: 1;
}

.channel-hidden-note {
  padding: 2px 4px;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 6000;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.42);
}

.modal-backdrop[hidden] {
  display: none;
}

.modal-window {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  width: min(680px, 100%);
  max-height: min(760px, calc(100vh - 32px));
  background: var(--panel);
  box-shadow: var(--bevel-raised);
}

.modal-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 3px 4px;
  background: var(--title-gradient);
  color: var(--titlebar-text);
}

.modal-titlebar h2 {
  overflow: hidden;
  font-size: 0.9rem;
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.modal-body {
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  gap: 6px;
  min-height: 0;
  padding: 8px;
}

.import-track-row {
  margin-bottom: 0;
}

.modal-copy {
  margin: 0;
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
}

.channel-import-actions,
.modal-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 5px;
}

.channel-import-actions {
  justify-content: flex-start;
}

.channel-import-list {
  display: grid;
  align-content: start;
  gap: 4px;
  min-height: 190px;
  max-height: 52vh;
  overflow: auto;
  padding: 4px;
  background: var(--input-bg);
  box-shadow: var(--bevel-inset);
}

.field-config-body {
  grid-template-rows: auto minmax(0, 1fr);
}

.field-config-list {
  display: grid;
  align-content: start;
  gap: 4px;
  min-height: 180px;
  max-height: 54vh;
  overflow: auto;
  padding: 4px;
  background: var(--input-bg);
  box-shadow: var(--bevel-inset);
}

.channel-import-option {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  min-height: 28px;
  padding: 3px 5px;
  background: var(--panel-soft);
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
  box-shadow: var(--bevel-raised);
}

.field-config-option {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
  gap: 7px;
  min-height: 28px;
  padding: 3px 5px;
  background: var(--panel-soft);
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
  box-shadow: var(--bevel-raised);
}

.channel-import-option input,
.field-config-option input {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.channel-import-name,
.field-config-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.channel-import-unit {
  color: var(--muted);
  font-size: 0.7rem;
}

.modal-footer {
  padding: 8px;
  background: var(--panel-soft);
  box-shadow: var(--bevel-inset);
}

.compact-action {
  width: auto;
  min-height: 24px;
  padding: 0 10px;
  font-size: 0.78rem;
}

.session-stats {
  display: grid;
  grid-template-columns: minmax(54px, 0.75fr) minmax(0, 1.25fr);
  gap: 4px 8px;
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.session-stats dt,
.session-stats dd {
  margin: 0;
  min-width: 0;
}

.session-stats dt {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-stats dd {
  color: var(--ink);
  font-weight: 700;
  overflow: hidden;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workspace {
  grid-column: 2;
  grid-row: 2;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 0 0 0 2px;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 4px;
  padding: 2px;
}

.summary-card {
  display: grid;
  gap: 2px;
  min-height: 42px;
  padding: 6px 8px;
  border: 0;
  border-radius: 0;
  background: var(--panel);
  box-shadow: var(--bevel-raised);
}

.summary-card span {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}

.summary-card strong {
  font-size: 1.02rem;
  line-height: 1;
}

.media-grid {
  display: grid;
  grid-template-columns: minmax(340px, 0.9fr) minmax(480px, 1.1fr);
  gap: 6px;
  min-height: 520px;
}

.telemetry-stack {
  display: grid;
  gap: 6px;
}

.panel-widget {
  min-width: 0;
}

.surface {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 520px;
  overflow: hidden;
  box-shadow: var(--bevel-raised);
}

.summary-surface {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 0;
  overflow: hidden;
  box-shadow: var(--bevel-raised);
}

.telemetry-surface {
  min-height: 360px;
}

.telemetry-primary {
  min-height: 430px;
}

.surface-toolbar {
  padding: 3px 4px;
  border-bottom: 0;
  background: var(--title-gradient);
}

.surface-toolbar > div:first-child,
.section-heading > h2 {
  min-width: 0;
}

.surface-toolbar select {
  max-width: 190px;
}

#map-gradient {
  max-width: 78px;
  min-height: 20px;
  padding: 0 18px 0 4px;
  font-size: 0.68rem;
  font-weight: 900;
}

#map-channel {
  max-width: 150px;
}

.surface-toolbar p {
  color: var(--titlebar-muted);
}

.surface-actions,
.map-zoom-controls,
.window-controls {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 3px;
  min-width: 0;
}

.map-zoom-controls {
  flex: 0 0 auto;
}

.window-button {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 22px;
  min-width: 22px;
  height: 20px;
  min-height: 20px;
  padding: 0;
  font-family: "Courier New", monospace;
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 1;
}

.map-fit-button {
  min-width: 34px;
  min-height: 20px;
  padding: 0 5px;
  font-size: 0.68rem;
  font-weight: 900;
  line-height: 1;
}

.panel-widget.is-minimized {
  height: auto !important;
  max-height: none !important;
  min-height: 0 !important;
}

.panel-widget.is-minimized > .panel-body {
  display: none !important;
}

.panel-widget.is-maximized {
  position: fixed;
  inset: 8px;
  z-index: 1000;
  width: auto;
  height: auto !important;
  max-height: none !important;
  min-height: 0 !important;
  box-shadow:
    var(--bevel-raised),
    0 0 0 9999px rgba(0, 0, 0, 0.55);
}

.surface.is-maximized,
.summary-surface.is-maximized {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.table-section.is-maximized {
  display: flex;
}

.summary-surface.is-maximized .summary-strip {
  align-content: start;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  overflow: auto;
}

body.has-maximized-panel {
  overflow: hidden;
}

.video-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 0;
  margin: 2px;
  background: #000000;
  box-shadow: var(--bevel-inset);
}

.video-stage video {
  display: block;
  width: calc(100% - 4px);
  height: calc(100% - 4px);
  min-height: 300px;
  background: #000000;
  object-fit: contain;
}

.video-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #d7dee3;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}

.video-stage.has-video .video-empty {
  display: none;
}

.map-stage {
  position: relative;
  min-height: 0;
  overflow: hidden;
  background: var(--canvas-bg);
  box-shadow: var(--bevel-inset);
  cursor: grab;
  touch-action: none;
}

.map-stage.is-dragging {
  cursor: grabbing;
}

.osm-tile-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: var(--canvas-bg);
}

.osm-tile-layer img {
  position: absolute;
  width: 256px;
  height: 256px;
  user-select: none;
  -webkit-user-drag: none;
}

.osm-attribution {
  position: absolute;
  right: 4px;
  bottom: 4px;
  z-index: 3;
  padding: 2px 4px;
  background: rgba(255, 255, 255, 0.82);
  color: #000000;
  font-size: 0.66rem;
  line-height: 1;
  box-shadow: var(--bevel-raised);
}

.osm-attribution a {
  color: #000080;
}

:root[data-theme="dark"] .osm-attribution {
  background: rgba(0, 0, 0, 0.72);
  color: #ffffff;
}

:root[data-theme="dark"] .osm-attribution a {
  color: #9ec5ff;
}

.map-stage.is-schematic .osm-tile-layer,
.map-stage.is-schematic .osm-attribution {
  display: none;
}

.map-stage #map-canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: transparent;
  box-shadow: none;
}

.map-stage.is-schematic #map-canvas {
  background:
    linear-gradient(var(--canvas-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--canvas-grid) 1px, transparent 1px),
    var(--canvas-bg);
  background-size: 18px 18px;
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(var(--canvas-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--canvas-grid) 1px, transparent 1px),
    var(--canvas-bg);
  background-size: 18px 18px;
  box-shadow: var(--bevel-inset);
}

.table-section {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.table-section .section-heading {
  padding: 3px 4px;
  border-bottom: 0;
}

.lap-table-wrap {
  flex: 1 1 auto;
  min-height: 0;
  max-height: none;
  overflow: auto;
  background: var(--input-bg);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--input-bg);
  color: var(--ink);
  font-size: 0.82rem;
}

th,
td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--line);
  text-align: right;
  white-space: nowrap;
}

th:first-child,
td:first-child {
  text-align: left;
}

thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--panel);
  box-shadow: var(--bevel-raised);
  color: var(--ink);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}

tbody tr {
  cursor: pointer;
}

tbody tr:hover,
tbody tr.selected {
  background: var(--selection-bg);
  color: var(--selection-text);
}

.empty-state {
  padding: 18px;
  color: var(--muted);
}

@media (min-width: 1181px) {
  .surface-toolbar {
    padding: 3px 4px;
  }

  .surface-toolbar {
    min-height: 24px;
  }

  .surface-toolbar > div {
    display: flex;
    align-items: baseline;
    min-width: 0;
    gap: 8px;
  }

  .surface-toolbar h2,
  .surface-toolbar p {
    white-space: nowrap;
  }

  .surface-toolbar p {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .surface-toolbar select {
    min-height: 22px;
    max-width: 160px;
    padding: 0 22px 0 5px;
    font-size: 0.72rem;
  }

  .telemetry-surface .surface-toolbar {
    min-height: 22px;
  }

  .media-grid,
  .telemetry-stack {
    align-items: start;
    min-height: 0;
  }

  .map-surface,
  .video-surface {
    height: 40vh;
    max-height: 40vh;
    min-height: 0;
  }

  .telemetry-surface,
  .telemetry-primary {
    height: 20vh;
    max-height: 20vh;
    min-height: 0;
  }

  .telemetry-surface .surface-toolbar {
    padding: 2px 4px;
  }

  .telemetry-surface .ghost-button {
    min-height: 20px;
    padding: 0 5px;
    font-size: 0.68rem;
  }

  .video-stage video {
    min-height: 0;
  }
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto minmax(0, 1fr);
  }

  .app-menu-bar {
    grid-column: 1;
    grid-row: 1;
  }

  .sidebar {
    grid-column: 1;
    grid-row: 2;
    position: relative;
    height: auto;
    border-right: 0;
    border-bottom: 0;
  }

  .workspace {
    grid-column: 1;
    grid-row: 3;
  }

  .sidebar .popout-panel.is-popout-open {
    inset: 40px 8px auto 8px;
    width: auto;
    max-height: calc(100vh - 48px);
  }

  .media-grid {
    grid-template-columns: 1fr;
    min-height: 0;
  }
}

@media (max-width: 760px) {
  .sidebar,
  .workspace {
    padding: 6px;
  }

  .app-menu-bar {
    align-items: stretch;
  }

  .menu-button {
    flex: 1 1 130px;
  }

  .sidebar .popout-panel.is-popout-open {
    inset: 72px 6px auto 6px;
    max-height: calc(100vh - 78px);
  }

  .copyright-list {
    grid-template-columns: 1fr;
  }

  .summary-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .summary-card strong {
    font-size: 1.05rem;
  }

  .surface {
    min-height: 420px;
  }

  .surface-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .surface-toolbar select,
  .surface-toolbar button {
    width: 100%;
  }

  .surface-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .surface-toolbar .window-button {
    width: 22px;
  }

  .surface-toolbar .map-fit-button {
    width: auto;
  }

  th,
  td {
    padding: 10px 11px;
  }
}

@media (max-width: 480px) {
  .brand {
    align-items: flex-start;
  }

  .summary-strip {
    grid-template-columns: 1fr;
  }

  .media-grid {
    min-height: 0;
  }
}