/* Europa Utilities — the CarbonFX Signal Desk surface language.
 * Route-local presentation; device capabilities and workflow live in app.js.
 */
:root {
  color-scheme: dark;
  --desk: #191c21;
  --surface: #24282f;
  --surface-soft: #20242a;
  --surface-raised: #30363f;
  --surface-input: #1d2229;
  --surface-hover: #3a4350;
  --surface-selected: #303a25;
  --text: #f4f6f8;
  --text-secondary: #c6ced6;
  --text-muted: #aab6c2;
  --on-accent: #151a20;
  --border: #46505b;
  --border-strong: #788695;
  --focus: #58e8f2;
  --accent-appearance: #45c9e8;
  --accent-motion: #b98cf4;
  --accent-output: #caff16;
  --accent-remote: #f0a05d;
  --stage: #12161b;
  --success: #8adcb0;
  --danger: #ffaba5;
  --warning: #f2cc86;
  --radius-control: 2px;
  --radius-panel: 6px;
  --shadow-float: 0 16px 48px #080c1466, 0 2px 8px #080c1433;
  --black: var(--desk);
  --panel: var(--surface);
  --panel-raised: var(--surface-raised);
  --white: var(--text);
  --muted: var(--text-muted);
  --muted-strong: var(--text-secondary);
  --line: var(--border);
  --line-strong: var(--border-strong);
  --header-height: 72px;
  --footer-height: 36px;
}

html, body { min-width: 0; background: var(--desk); }
body { color: var(--text); font-size: 14px; line-height: 1.5; }
button, input, select { touch-action: manipulation; }
button {
  min-height: 36px;
  padding: 7px 12px;
  border-color: var(--border-strong);
  border-radius: var(--radius-control);
  background: var(--surface-raised);
  font: 600 13px/1.35 var(--font-sans);
  letter-spacing: 0;
  text-transform: none;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}
button:hover:not(:disabled) { border-color: var(--text); background: var(--surface-hover); color: var(--text); }
button:active:not(:disabled) { transform: none; background: var(--surface-input); }
button:disabled, input:disabled, select:disabled { opacity: .55; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.ui-icon { display: inline-block; flex: 0 0 18px; width: 18px; height: 18px; vertical-align: middle; }
.card-icon { display: inline-flex; color: var(--card-accent, var(--text-secondary)); }
.panel-code, .card-index, .product-heading .eyebrow { display: none; }
body output { font-family: var(--font-sans) !important; font-variant-numeric: tabular-nums; }

/* Shared brand column, quiet product title and connection status. */
.app-header {
  grid-template-columns: 202px minmax(240px, 1fr) auto auto;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  box-shadow: none;
}
.app-header::after, .brand-panel::after { display: none; }
.brand-panel { justify-content: flex-start; }
.brand-panel img { width: auto; height: 40px; max-height: 40px; }
.product-heading { flex-direction: row; align-items: center; justify-content: flex-start; gap: 20px; padding: 10px 24px; border: 0; }
.product-heading__logo { display: block; flex: 0 0 auto; width: 144px; max-width: 100%; height: auto; }
.product-heading__text { display: flex; min-width: 0; flex-direction: column; justify-content: center; gap: 3px; }
.product-heading strong { font: 800 22px/1.15 var(--font-sans); letter-spacing: -.035em; text-transform: none; }
.product-heading__subtitle { font: 12px/1.4 var(--font-sans); }
.header-telemetry {
  align-self: center;
  min-width: 170px;
  margin-right: 16px;
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-soft);
  font: 600 12px/1.3 var(--font-sans);
}
.header-telemetry__port { font: 11px/1.3 var(--font-sans); }
.status-dot { box-shadow: none; }
.status-dot.is-online { box-shadow: 0 0 0 3px #8adcb01a; }
.header-actions { min-width: 0; align-items: center; gap: 8px; padding-right: 16px; }
.header-home, .header-mode { min-width: 64px; min-height: 36px; padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius-control); font: 600 13px/1.3 var(--font-sans); }
.header-mode[aria-pressed="false"] { border-color: #80992e; color: var(--on-accent); }
.header-home:hover { background: var(--surface-hover); }
.header-actions .language-picker { flex-basis: 44px; }
.header-actions .language-picker__button { width: 44px; min-height: 44px; border-radius: 50%; }
.app-header .language-picker__menu { border: 1px solid var(--border-strong); border-radius: var(--radius-panel); background: var(--surface); box-shadow: var(--shadow-float); }
.app-header .language-picker__menu button:hover, .app-header .language-picker__menu button[aria-checked="true"] { background: var(--accent-output); color: var(--on-accent); }
.app-header .language-picker__button:focus-visible { outline: 3px solid var(--focus); box-shadow: none; }

/* The capability notice occupies its own space instead of covering controls. */
.browser-gate { position: relative; inset: auto; margin-top: var(--header-height); padding: 14px 20px; border-color: #8f7451; background: #3b3026; }
.browser-gate div { display: block; }
.browser-gate p { margin: 4px 0 0; color: var(--text-secondary); }
.browser-gate:not([hidden]) + .app-shell { padding-top: 0; }
.app-shell { grid-template-columns: 288px minmax(0, 1fr); }
.device-rail {
  gap: 12px;
  height: auto;
  max-height: calc(100dvh - var(--header-height));
  align-self: start;
  padding: 16px 12px 16px 16px;
  border-right: 1px solid var(--border);
  background: var(--desk);
  scrollbar-color: var(--border-strong) var(--desk);
}
.rail-card { min-width: 0; padding: 16px; border: 1px solid var(--border); border-radius: var(--radius-panel); background: var(--surface); }
.connection-card { border-top: 3px solid var(--accent-output); }
.panel-heading { align-items: center; gap: 10px; }
.panel-heading h1, .panel-heading h2, .section-intro h2, .card-heading h3, .confirm-dialog h2 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 750;
  letter-spacing: 0;
  line-height: 1.4;
  text-transform: none;
}
.panel-heading h1, .panel-heading h2 { font-size: 15px; }
.state-badge { flex: 0 0 auto; min-height: 24px; padding: 3px 8px; border-color: var(--border); border-radius: 999px; background: var(--surface-soft); font: 600 11px/1.35 var(--font-sans); text-transform: none; }
.state-badge[data-state="online"], .state-badge[data-state="pass"] { border-color: #548269; background: #22382d; }
.state-badge[data-state="busy"], .state-badge[data-state="pending"] { border-color: #8f7451; background: #3b3026; color: var(--warning); }
.state-badge[data-state="fail"] { border-color: #a86c67; background: #3d292b; }
.primary-action, .primary-action:hover:not(:disabled) { min-height: 44px; border: 1px solid #80992e; background: var(--accent-output); color: var(--on-accent); }
.primary-action:hover:not(:disabled) { background: #d8ff59; }
.primary-action { gap: 12px; padding: 10px 14px; }
.primary-action span { padding: 0; }
.primary-action strong { align-self: center; min-width: 18px; border: 0; font: 700 11px/1.3 var(--font-sans); }
.connect-action { margin-top: 16px; }
.hint { font-size: 12px; line-height: 1.55; }
.icon-action { display: inline-flex; width: 36px; min-height: 36px; align-items: center; justify-content: center; padding: 0; }
.identity-grid { margin-top: 12px; grid-template-columns: minmax(0, 1fr); gap: 0; border: 0; background: transparent; }
.identity-grid div { display: grid; grid-template-columns: minmax(76px, .8fr) minmax(0, 1fr); align-items: baseline; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--border); background: transparent; }
.identity-grid div:last-child { padding-bottom: 0; border: 0; }
.identity-grid dt, .live-grid dt { font: 400 12px/1.5 var(--font-sans); text-transform: none; }
.identity-grid dd, .live-grid dd { margin: 0; overflow-wrap: anywhere; font: 600 13px/1.5 var(--font-sans); font-variant-numeric: tabular-nums; }
.identity-grid dd { text-align: right; }
.live-card { flex: 0 0 auto; }
.live-level { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 12px; padding: 10px 12px; border: 1px solid #617446; border-radius: var(--radius-control); background: var(--surface-selected); }
.live-level span { font: 500 11px/1.5 var(--font-sans); }
.live-level strong { margin: 0; font: 750 22px/1.3 var(--font-sans); font-variant-numeric: tabular-nums; }
.live-grid { margin-top: 16px; gap: 14px 12px; }
.live-grid dd { margin-top: 4px; }
.live-flags { margin-top: 14px; gap: 6px; }
.live-flags span { border-radius: var(--radius-control); color: var(--text-muted); font: 500 10px/1.4 var(--font-sans); }
.live-flags span.is-active { border-color: #80992e; background: var(--surface-selected); }

/* Browser tabs and restrained module accents match CarbonFX's device view. */
.workspace { background: var(--surface-soft); }
.workspace-tabs { align-items: end; gap: 4px; min-height: 52px; padding: 6px 16px 0; overflow: visible; flex-wrap: wrap; border-bottom: 1px solid var(--border); background: var(--desk); backdrop-filter: none; }
.workspace-tabs button { display: inline-flex; min-width: 0; min-height: 44px; align-items: center; justify-content: center; gap: 8px; margin-bottom: -1px; padding: 10px 16px; border: 1px solid transparent; border-bottom-color: var(--border); border-radius: 5px 5px 0 0; background: transparent; color: var(--text-muted); }
.workspace-tabs button[aria-selected="true"], .workspace-tabs button[aria-selected="true"]:hover { border-color: var(--border); border-bottom-color: var(--surface-soft); background: var(--surface-soft); color: var(--text); box-shadow: inset 0 2px var(--accent-output); }
.workspace-tabs button[aria-selected="true"]::before { content: none; }
.workspace-tabs button:focus-visible { outline-offset: -4px; }
.workspace-panel { max-width: 1600px; padding: 24px; }
.section-intro { grid-template-columns: minmax(0, 1fr); gap: 6px; margin-bottom: 20px; }
.section-intro h2 { font-size: 24px; letter-spacing: -.025em; }
.section-intro p { max-width: 90ch; font-size: 13px; }
.utility-card { --card-accent: var(--accent-appearance); padding: 16px; border: 1px solid var(--border); border-top: 3px solid var(--card-accent); border-radius: var(--radius-panel); background: var(--surface); box-shadow: none; }
.config-grid > .utility-card, .fanlog-card { --card-accent: var(--accent-motion); border-top-color: var(--card-accent); }
.config-stack .utility-card:first-child, .firmware-card { --card-accent: var(--accent-output); border-top-color: var(--card-accent); }
.config-stack .utility-card:last-child, .production-card { --card-accent: var(--accent-remote); border-top-color: var(--card-accent); }
.levels-card, .fan-test-card, .trace-card { border-top-color: var(--card-accent); }
.card-heading { gap: 12px; margin-bottom: 16px; }
.card-heading > div:first-child { min-width: 0; gap: 8px; }
.card-heading h3 { font-size: 16px; }
.card-heading output { font: 700 16px/1.4 var(--font-sans); }
.button-row button { padding: 7px 12px; }
.config-grid { grid-template-columns: minmax(0, 1.3fr) minmax(240px, .7fr); gap: 16px; margin-top: 16px; }
.config-stack { gap: 16px; }
.config-grid > .utility-card[hidden] + .config-stack { grid-column: 1 / -1; }
.diagnostics-grid { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 16px; }
.danger-action { color: var(--danger); border-color: #a86c67; }
.danger-action:hover:not(:disabled) { background: #523335; color: #ffd1ce; }

.table-wrap { border-radius: var(--radius-control); scrollbar-color: var(--border-strong) var(--surface-input); }
.data-table { font: 400 13px/1.5 var(--font-sans); }
.data-table th { min-width: 0; padding: 9px 10px; border-right: 0; border-bottom-color: var(--border); background: var(--surface-soft); color: var(--text-secondary); font: 600 12px/1.4 var(--font-sans); text-transform: none; white-space: normal; }
.data-table td { padding: 8px; border-right: 0; background: var(--surface); }
.data-table tbody tr:not(.empty-row):hover td { background: #2b3139; }
.data-table tr.is-selected td, .data-table tr.is-selected:hover td { background: var(--surface-selected); }
.data-table tr.is-current > td:first-child { box-shadow: inset 3px 0 var(--accent-output); }
.data-table input[type="number"], .data-table select, .field-grid input {
  min-width: 0; min-height: 36px; border: 1px solid var(--border-strong); border-radius: var(--radius-control); background: var(--surface-input); color: var(--text); font: 400 14px/1.4 var(--font-sans); font-variant-numeric: tabular-nums;
}
.data-table select { min-width: 110px; }
.data-table input[type="radio"], .data-table input[type="checkbox"] { width: 18px; height: 18px; margin: 4px; accent-color: var(--accent-output); }
.levels-table th:nth-child(3) { min-width: 86px; }
.levels-table th:nth-child(4) { min-width: 86px; }
.levels-table th:nth-child(6) { min-width: 116px; }
.levels-table .select-column { width: 38px; min-width: 38px !important; }
.order-controls { gap: 6px; }
.order-controls button { width: 32px; min-height: 36px; padding: 0; font: 600 16px/1 var(--font-sans); }
.order-controls .level-drag-handle { width: 40px; min-height: 40px; cursor: grab; touch-action: none; user-select: none; -webkit-user-select: none; }
.order-controls .level-drag-handle:disabled { cursor: not-allowed; }
.is-level-sorting, .is-level-sorting * { cursor: grabbing !important; user-select: none !important; -webkit-user-select: none !important; }
.levels-table tr.is-dragging-level { opacity: .55; }
.levels-table tr.level-drop-before > td { box-shadow: inset 0 3px var(--accent-output); }
.levels-table tr.level-drop-after > td { box-shadow: inset 0 -3px var(--accent-output); }
.levels-table tr.level-drop-before > td:first-child { border-top-left-radius: var(--radius-control); }
.levels-table tr.level-drop-after > td:first-child { border-bottom-left-radius: var(--radius-control); }
.empty-row td { height: 96px; font-size: 13px; }
.field-grid { gap: 12px; }
.field-grid label { min-width: 0; font: 400 12px/1.5 var(--font-sans); text-transform: none; }
.range-control { padding: 2px 0 0; }
.range-control input { min-height: 32px; margin: 0; }
.apply-dock { gap: 12px; margin-top: 16px; padding: 12px; border-color: var(--border); border-radius: var(--radius-panel); background: var(--surface); box-shadow: 0 -8px 20px #191c2126; backdrop-filter: none; }
.apply-action { min-width: 220px; }

/* Service surfaces use the same input, feedback and dialog treatment. */
.fan-test-card canvas { background: var(--stage); border-radius: var(--radius-control); }
.firmware-card, .production-card { max-width: none; }
.firmware-release { padding: 16px; border: 1px solid var(--border); border-radius: var(--radius-control); background: var(--surface-soft); }
.firmware-release[data-state="available"] { border-color: #80992e; box-shadow: inset 3px 0 var(--accent-output); }
.firmware-release[data-state="current"] { border-color: #548269; box-shadow: inset 3px 0 var(--success); }
.firmware-release[data-state="error"], .firmware-release[data-state="unavailable"] { border-color: #a86c67; }
.firmware-release__versions { gap: 16px; border: 0; background: transparent; }
.firmware-release__versions div { padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-control); background: var(--surface-input); }
.firmware-release__versions dt, .firmware-package span { font: 400 12px/1.4 var(--font-sans); text-transform: none; }
.firmware-release__versions dd { font: 700 22px/1.4 var(--font-sans); }
.firmware-release__status { font: 400 13px/1.5 var(--font-sans); }
.firmware-release__actions .primary-action { padding: 10px 14px; }
.firmware-divider { font: 500 12px/1.5 var(--font-sans); letter-spacing: 0; text-transform: none; }
.drop-zone { min-height: 180px; gap: 8px; padding: 24px; border-radius: var(--radius-control); background: var(--surface-input); }
.drop-zone__icon { display: flex; padding: 8px; border: 1px solid var(--border); border-radius: var(--radius-panel); }
.drop-zone__icon .ui-icon { width: 24px; height: 24px; }
.drop-zone strong { font: 650 15px/1.5 var(--font-sans); text-transform: none; }
.drop-zone p { font-size: 13px; }
.drop-zone:hover, .drop-zone.is-dragging { background: var(--surface-selected); }
.firmware-package { border-radius: var(--radius-control); }
.firmware-package div { background: var(--surface-input); }
.firmware-package strong { font: 600 13px/1.5 var(--font-sans); }
.firmware-progress div { gap: 12px; font: 400 12px/1.5 var(--font-sans); }
.firmware-progress progress, .firmware-progress progress::-webkit-progress-bar { height: 8px; border-radius: 4px; background: var(--stage); }
.firmware-progress progress::-webkit-progress-value { border-radius: 4px; }
.bootloader-notice { border-color: var(--warning); border-radius: var(--radius-control); background: #3b3026; }
.bootloader-notice strong { font: 650 14px/1.5 var(--font-sans); text-transform: none; }
.production-actions .primary-action { padding: 10px 14px; }
.trace-list { border: 1px solid var(--border); border-radius: var(--radius-control); }
.trace-list li { background: var(--stage); font-family: "Silicore Mono", "Cascadia Mono", ui-monospace, monospace; }
.confirm-dialog { border-color: var(--border-strong); border-radius: var(--radius-panel); background: var(--surface); box-shadow: var(--shadow-float); }
.confirm-dialog h2 { font-size: 21px; }
.confirm-dialog p { line-height: 1.65; }
.toast { border-radius: var(--radius-control); background: var(--surface-raised); box-shadow: var(--shadow-float); color: var(--text); }
footer { padding: 10px 20px; background: var(--surface); color: var(--text-muted); font: 400 11px/1.4 var(--font-sans); }
footer b { color: var(--success); font-weight: 600; }

/* Shared navigation has strong rules; keep this override local to Europa. */
@media (max-width: 1400px) {
  header.app-header.silicore-mobile-nav { background: var(--surface) !important; }
  body header.app-header.silicore-mobile-nav > .product-heading.product-heading { display: flex !important; grid-column: 2; grid-row: 1; padding: 0 20px; }
  header.app-header.silicore-mobile-nav > .silicore-mobile-nav__persistent { padding-right: 12px !important; background: var(--surface) !important; }
  header.app-header.silicore-mobile-nav > .silicore-mobile-nav__persistent .nav-social-link:is(:hover, :focus-visible) { background: var(--surface-raised) !important; outline-color: var(--focus) !important; }
  header.app-header.silicore-mobile-nav > .silicore-mobile-nav__panel { background: var(--surface) !important; box-shadow: var(--shadow-float) !important; }
  header.app-header.silicore-mobile-nav > .silicore-mobile-nav__panel > :is(a, button):not([hidden]) { background: var(--surface-raised) !important; color: var(--text) !important; }
  header.app-header.silicore-mobile-nav > .silicore-mobile-nav__panel > .header-mode[aria-pressed="false"] { background: var(--accent-output) !important; color: var(--on-accent) !important; }
}
@media (max-width: 1180px) {
  .app-shell { grid-template-columns: 260px minmax(0, 1fr); }
  .device-rail .rail-card { padding: 14px; }
  .workspace-panel { padding: 20px 16px; }
  .config-grid, .diagnostics-grid { grid-template-columns: minmax(0, 1fr); }
  .config-stack { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 820px) {
  .product-heading { flex-direction: column; align-items: flex-start; justify-content: center; gap: 5px; }
  .product-heading__logo { width: 120px; }
  .product-heading strong { font-size: 18px; }
  .product-heading__subtitle { display: none; }
  button, .data-table input[type="number"], .data-table select, .field-grid input { min-height: 44px; }
  .data-table input[type="number"], .data-table select, .field-grid input { font-size: 16px; }
  .app-shell { display: block; }
  .device-rail { position: relative; top: auto; max-height: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 16px; border: 0; }
  .connection-card { grid-column: 1; grid-row: 1; min-height: 0; }
  .identity-card { grid-column: 1; grid-row: 2; }
  .live-card { grid-column: 2; grid-row: 1 / 3; min-height: 0; }
  .icon-action { width: 44px; min-height: 44px; }
  .order-controls button { width: 44px; min-height: 44px; }
  .order-controls .level-drag-handle { width: 44px; min-height: 44px; }
  .data-table input[type="radio"] { width: 24px; height: 24px; margin: 10px; }
  .range-control input { min-height: 44px; }
  .workspace-tabs { padding-inline: 16px; }
  .workspace-tabs button { flex: 1 1 auto; padding: 10px 12px; }
  .workspace-tabs .ui-icon { flex-basis: 16px; width: 16px; height: 16px; }
  .workspace-panel { padding: 20px 16px; }
  .section-intro h2 { font-size: 22px; }
  .apply-dock__file-actions { order: 0; width: auto; flex: 1 1 auto; flex-wrap: wrap; }
  .apply-dock__file-actions button { flex: 1; }
  .firmware-package { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  body header.app-header.silicore-mobile-nav > .product-heading.product-heading { padding: 0 12px; }
  header.app-header.silicore-mobile-nav > .silicore-mobile-nav__persistent { padding-right: 8px !important; }
  header.app-header.silicore-mobile-nav > .silicore-mobile-nav__persistent > .nav-social { display: none !important; }
  .product-heading strong { font-size: 17px; letter-spacing: -.03em; white-space: normal; }
  .product-heading__subtitle { display: none; }
  .device-rail { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; padding: 12px; }
  .connection-card, .identity-card, .live-card { grid-column: 1; grid-row: auto; }
  .identity-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .identity-grid div { display: block; padding: 0; border: 0; }
  .identity-grid dd { margin-top: 4px; text-align: left; }
  .live-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .workspace-tabs { gap: 4px; padding-inline: 12px; }
  .workspace-tabs button { flex: 1 1 110px; gap: 6px; font-size: 13px; }
  .workspace-panel { padding: 20px 12px; }
  .section-intro { margin-bottom: 16px; }
  .section-intro h2 { font-size: 21px; }
  .utility-card { padding: 12px; }
  .card-heading { gap: 12px; }
  .card-heading h3 { font-size: 15px; }
  .config-stack, .field-grid { grid-template-columns: minmax(0, 1fr); }
  .apply-dock { position: static; gap: 8px; padding: 10px; }
  .apply-action, .apply-dock__file-actions { width: 100%; }
  .apply-dock__file-actions { order: 1; }
  /* Reflow editable rows with localized labels; logs retain table scrolling. */
  .levels-table, .bindings-table { display: block; }
  .levels-table thead, .bindings-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .levels-table tbody, .bindings-table tbody { display: grid; gap: 10px; padding: 8px; }
  .levels-table tr, .bindings-table tr { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-control); background: var(--surface-input); }
  .levels-table tr.is-selected, .bindings-table tr.is-selected { border-color: #80992e; background: var(--surface-selected); }
  .levels-table td, .bindings-table td { display: flex; min-width: 0; flex-direction: column; justify-content: space-between; gap: 6px; padding: 0; border: 0; background: transparent !important; }
  .levels-table td::before, .bindings-table td::before { content: attr(data-label); color: var(--text-muted); font-size: 12px; }
  .levels-table td:first-child { align-items: flex-start; }
  .levels-table td:nth-child(n+5) { grid-column: 1 / -1; }
  .levels-table tr.is-current > td:first-child { box-shadow: none; }
  .levels-table tr.is-current { border-left: 3px solid var(--accent-output); }
  .levels-table tr.level-drop-before { box-shadow: 0 -3px var(--accent-output); }
  .levels-table tr.level-drop-after { box-shadow: 0 3px var(--accent-output); }
  .levels-table tr.level-drop-before > td, .levels-table tr.level-drop-after > td { box-shadow: none; }
  .data-table .order-controls { flex-wrap: wrap; }
  .data-table select { min-width: 0; width: 100%; }
  .bindings-table td:first-child { grid-column: 1 / -1; display: flex; flex-direction: row; justify-content: flex-start; gap: 8px; font-weight: 650; }
  .levels-table .empty-row { grid-template-columns: minmax(0, 1fr); }
  .levels-table .empty-row td { height: auto; min-height: 76px; align-items: center; justify-content: center; padding: 8px; }
  .levels-table .empty-row td::before { display: none; }
  .firmware-release { padding: 12px; }
  .firmware-release__versions { gap: 10px; }
  .firmware-release__versions dd { font-size: 20px; }
  .drop-zone { min-height: 170px; padding: 20px 12px; }
  .firmware-package { grid-template-columns: minmax(0, 1fr); }
  .firmware-progress div { align-items: baseline; }
  .trace-list li { grid-template-columns: 62px 24px minmax(0, 1fr); padding: 8px; font-size: 11px; }
  .confirm-dialog form { padding: 20px 16px; }
  footer { gap: 6px; padding: 12px; font-size: 10px; }
}
@media (max-width: 380px) {
  .bindings-table td { grid-column: 1 / -1; }
}

/* CarbonFX icon assets retain their two-tone linework. Pseudo-elements keep
 * icons intact when the shared locale runtime replaces a label text node. */
[data-icon="action-add"], [data-field-icon="action-add"] { --europa-icon: url("icons/action-add.svg"); }
[data-icon="action-cancel"], [data-field-icon="action-cancel"] { --europa-icon: url("icons/action-cancel.svg"); }
[data-icon="action-compile"], [data-field-icon="action-compile"] { --europa-icon: url("icons/action-compile.svg"); }
[data-icon="action-confirm"], [data-field-icon="action-confirm"] { --europa-icon: url("icons/action-confirm.svg"); }
[data-icon="action-connect"], [data-field-icon="action-connect"] { --europa-icon: url("icons/action-connect.svg"); }
[data-icon="action-delete"], [data-field-icon="action-delete"] { --europa-icon: url("icons/action-delete.svg"); }
[data-icon="action-download"], [data-field-icon="action-download"] { --europa-icon: url("icons/action-download.svg"); }
[data-icon="action-drag"], [data-field-icon="action-drag"] { --europa-icon: url("icons/action-drag.svg"); }
[data-icon="action-effect"], [data-field-icon="action-effect"] { --europa-icon: url("icons/action-effect.svg"); }
[data-icon="action-export"], [data-field-icon="action-export"] { --europa-icon: url("icons/action-export.svg"); }
[data-icon="action-import"], [data-field-icon="action-import"] { --europa-icon: url("icons/action-import.svg"); }
[data-icon="action-live"], [data-field-icon="action-live"] { --europa-icon: url("icons/action-live.svg"); }
[data-icon="action-play"], [data-field-icon="action-play"] { --europa-icon: url("icons/action-play.svg"); }
[data-icon="action-refresh"], [data-field-icon="action-refresh"] { --europa-icon: url("icons/action-refresh.svg"); }
[data-icon="action-remote"], [data-field-icon="action-remote"] { --europa-icon: url("icons/action-remote.svg"); }
[data-icon="action-visible"], [data-field-icon="action-visible"] { --europa-icon: url("icons/action-visible.svg"); }
[data-icon="buzzer"], [data-field-icon="buzzer"] { --europa-icon: url("icons/buzzer.svg"); }
[data-icon="checksum"], [data-field-icon="checksum"] { --europa-icon: url("icons/checksum.svg"); }
[data-icon="control-appearance"], [data-field-icon="control-appearance"] { --europa-icon: url("icons/control-appearance.svg"); }
[data-icon="control-duration"], [data-field-icon="control-duration"] { --europa-icon: url("icons/control-duration.svg"); }
[data-icon="control-duty-cycle"], [data-field-icon="control-duty-cycle"] { --europa-icon: url("icons/control-duty-cycle.svg"); }
[data-icon="control-frame-count"], [data-field-icon="control-frame-count"] { --europa-icon: url("icons/control-frame-count.svg"); }
[data-icon="control-name"], [data-field-icon="control-name"] { --europa-icon: url("icons/control-name.svg"); }
[data-icon="control-scale"], [data-field-icon="control-scale"] { --europa-icon: url("icons/control-scale.svg"); }
[data-icon="control-segments"], [data-field-icon="control-segments"] { --europa-icon: url("icons/control-segments.svg"); }
[data-icon="device"], [data-field-icon="device"] { --europa-icon: url("icons/device.svg"); }
[data-icon="direction-down"], [data-field-icon="direction-down"] { --europa-icon: url("icons/direction-down.svg"); }
[data-icon="direction-up"], [data-field-icon="direction-up"] { --europa-icon: url("icons/direction-up.svg"); }
[data-icon="fan"], [data-field-icon="fan"] { --europa-icon: url("icons/fan.svg"); }
[data-icon="firmware"], [data-field-icon="firmware"] { --europa-icon: url("icons/firmware.svg"); }
[data-icon="hardware"], [data-field-icon="hardware"] { --europa-icon: url("icons/hardware.svg"); }
[data-icon="home"], [data-field-icon="home"] { --europa-icon: url("icons/home.svg"); }
[data-icon="motion-rotation"], [data-field-icon="motion-rotation"] { --europa-icon: url("icons/motion-rotation.svg"); }
[data-icon="motion-speed"], [data-field-icon="motion-speed"] { --europa-icon: url("icons/motion-speed.svg"); }
[data-icon="power"], [data-field-icon="power"] { --europa-icon: url("icons/power.svg"); }
[data-icon="storage"], [data-field-icon="storage"] { --europa-icon: url("icons/storage.svg"); }
[data-icon="tab-output"], [data-field-icon="tab-output"] { --europa-icon: url("icons/tab-output.svg"); }
[data-icon="temperature"], [data-field-icon="temperature"] { --europa-icon: url("icons/temperature.svg"); }
[data-icon="wave-square"], [data-field-icon="wave-square"] { --europa-icon: url("icons/wave-square.svg"); }

[data-icon]::before {
  content: "";
  display: inline-block;
  flex: 0 0 var(--icon-size, 16px);
  width: var(--icon-size, 16px);
  height: var(--icon-size, 16px);
  margin-inline-end: 6px;
  background: var(--europa-icon) center / contain no-repeat;
  vertical-align: -3px;
}
button[data-icon], .header-home[data-icon] { display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
button[data-icon]::before, .header-home[data-icon]::before, .card-icon::before { margin-inline-end: 0; }
button[data-icon], .card-icon { --icon-size: 18px; }
.primary-action[data-icon] { justify-content: flex-start; gap: 8px; }
.primary-action[data-icon]::before, .header-mode[aria-pressed="false"]::before { filter: brightness(0); }
.header-mode[aria-pressed="false"]:hover:not(:disabled) { background: var(--accent-output); color: var(--on-accent); }
.workspace-tabs button[aria-selected="true"]::before { content: ""; }
.icon-action[data-icon], .order-controls button[data-icon] { padding: 0; gap: 0; }
.panel-heading > div { min-width: 0; }
.panel-heading :is(h1, h2)[data-icon], .section-intro h2[data-icon] { --icon-size: 18px; }
.identity-grid dt[data-icon], .live-grid dt[data-icon] { display: flex; align-items: baseline; gap: 6px; }
.identity-grid dt[data-icon]::before, .live-grid dt[data-icon]::before { align-self: center; margin-inline-end: 0; }
.state-badge[data-icon] { gap: 5px; --icon-size: 12px; }
.state-badge[data-icon]::before { margin-inline-end: 0; }
.state-badge[data-state="pass"], .state-badge[data-state="current"] { --europa-icon: url("icons/action-confirm.svg"); }
.state-badge[data-state="fail"] { --europa-icon: url("icons/action-cancel.svg"); }
.state-badge[data-state="busy"], .state-badge[data-state="pending"] { --europa-icon: url("icons/control-duration.svg"); }
.note-preview-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin: 0 0 16px; }
.note-preview-target { display: flex; align-items: center; gap: 10px; color: var(--text-secondary); font-size: 13px; }
.note-preview-target select { min-height: 36px; padding: 7px 30px 7px 10px; border: 1px solid var(--border-strong); border-radius: var(--radius-control); background: var(--surface-input); color: var(--text); font: inherit; }
.note-preview-toolbar .hint { margin: 0; }
.note-preview-control { display: flex; align-items: center; gap: 6px; min-width: 0; }
.note-preview-control select { min-width: 0; flex: 1; }
.note-preview-control button { flex: 0 0 36px; width: 36px; padding: 0; }
.note-preview-control button[data-icon]::before { margin: 0; }
@media (max-width: 820px) {
  .note-preview-target select { min-height: 44px; font-size: 16px; }
  .note-preview-control button { flex-basis: 44px; width: 44px; }
}
.live-flags [data-icon] { --icon-size: 12px; }
.live-flags [data-icon]::before { margin-inline-end: 4px; vertical-align: -2px; }
.drop-zone__icon[data-icon] { --icon-size: 24px; }
.drop-zone__icon[data-icon]::before { margin: 0; }
.firmware-package [data-icon] { white-space: normal; }
@media (max-width: 560px) {
  /* Mobile labels already occupy ::before; decorate that label rather than
   * inserting another element into the native editable table. */
  .levels-table td[data-field-icon]::before, .bindings-table td[data-field-icon]::before {
    padding-inline-start: 21px;
    background: var(--europa-icon) left center / 15px 15px no-repeat;
    min-height: 18px;
  }
  .bindings-table td:first-child::before { display: none; }
  .bindings-table td:first-child > [data-icon] { min-width: 0; }
  .workspace-tabs button[data-icon] { --icon-size: 16px; }
  .live-flags { gap: 6px; }
}