/* Production calculator presentation only. The shell owns navigation offsets.
   Never change display/visibility, SVG geometry, or calculation state here. */
body.tf-ui:is(.tf-page-overall, .tf-page-gradio, .tf-page-project, .tf-page-admin) {
  --tfcalc-brand: #002fa7;
  --tfcalc-brand-hover: #002586;
  --tfcalc-brand-soft: #edf2fc;
  --tfcalc-ink: #172b45;
  --tfcalc-muted: #5d6d82;
  --tfcalc-line: #dce4ec;
  --tfcalc-surface: #ffffff;
  --tfcalc-subtle: #f6f8fb;
  --tfcalc-success: #17603e;
  --tfcalc-success-bg: #edf8f1;
  --tfcalc-warning: #895008;
  --tfcalc-warning-bg: #fff8e9;
  --tfcalc-danger: #ac2935;
  --tfcalc-danger-bg: #fff1f2;
  --tfcalc-font: "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* Overall assessment: original variables also drive dynamically built cards. */
body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) {
  --bg: #f4f6f9;
  --card: var(--tfcalc-surface);
  --line: var(--tfcalc-line);
  --text: var(--tfcalc-ink);
  --muted: var(--tfcalc-muted);
  --accent: var(--tfcalc-brand);
  --accent2: var(--tfcalc-brand);
  --ok: var(--tfcalc-success-bg);
  --okline: #c7e5d2;
  --err: var(--tfcalc-danger-bg);
  --radius: 6px;
  --radius2: 5px;
  color: var(--tfcalc-ink);
  font-family: var(--tfcalc-font);
  line-height: 1.6;
}

body.tf-ui.tf-page-overall .wrap {
  max-width: 1680px;
  padding: 24px;
}

body.tf-ui.tf-page-overall .wrap .hero {
  padding: 18px 20px;
  margin-bottom: 18px;
  border: 1px solid var(--tfcalc-line);
  border-left: 3px solid var(--tfcalc-brand);
  border-radius: 6px;
  background: var(--tfcalc-surface);
  color: var(--tfcalc-ink);
  box-shadow: none;
}

body.tf-ui.tf-page-overall .wrap .hero h1 {
  font-size: 24px;
  line-height: 1.45;
  font-weight: 700;
}

body.tf-ui.tf-page-overall .wrap .hero p {
  color: var(--tfcalc-muted);
  font-size: 13px;
  line-height: 1.8;
}

body.tf-ui.tf-page-overall .wrap :is(.card, .summary-panel, .info-box, .kv) {
  min-width: 0;
  border-color: var(--tfcalc-line);
  border-radius: 6px;
  background: var(--tfcalc-surface);
  box-shadow: none;
}

body.tf-ui.tf-page-overall .wrap .card {
  padding: 18px;
}

body.tf-ui.tf-page-overall .wrap .card > h3 {
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--tfcalc-line);
  font-size: 16px;
  font-weight: 700;
}

body.tf-ui.tf-page-overall .wrap :is(.info-box, .kv, .summary-panel) {
  background: var(--tfcalc-subtle);
}

body.tf-ui.tf-page-overall .wrap :is(.summary-panel h4, .side-section h4) {
  color: var(--tfcalc-ink);
}

body.tf-ui.tf-page-overall .wrap .summary-banner {
  background: var(--tfcalc-brand-soft);
  border: 1px solid #cddaf7;
  border-left: 3px solid var(--tfcalc-brand);
  border-radius: 5px;
  color: var(--tfcalc-ink);
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) :is(input, select, textarea) {
  box-sizing: border-box;
  border-color: #cbd5e1;
  border-radius: 5px;
  background: var(--tfcalc-surface);
  color: var(--tfcalc-ink);
  font-family: var(--tfcalc-font);
  font-size: 14px;
  line-height: 1.45;
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) :is(input[type="checkbox"], input[type="radio"]) {
  width: auto;
  accent-color: var(--tfcalc-brand);
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) label {
  color: var(--tfcalc-muted);
  line-height: 1.6;
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) button {
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  background: var(--tfcalc-surface);
  color: var(--tfcalc-brand);
  font-family: var(--tfcalc-font);
  font-weight: 600;
  box-shadow: none;
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) button.primary {
  background: var(--tfcalc-brand);
  border-color: var(--tfcalc-brand);
  color: #ffffff;
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) button.primary:hover:not(:disabled) {
  background: var(--tfcalc-brand-hover);
  border-color: var(--tfcalc-brand-hover);
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) button:not(.primary):hover:not(:disabled) {
  background: var(--tfcalc-brand-soft);
  border-color: #a6bce9;
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) :is(input, select, textarea, button, .tab):focus-visible {
  outline: 2px solid var(--tfcalc-brand);
  outline-offset: 2px;
}

body.tf-ui.tf-page-overall .wrap :is(input, select, textarea):disabled {
  background: #f0f3f7;
  color: var(--tfcalc-muted);
}

body.tf-ui.tf-page-overall .wrap .tabs {
  gap: 6px;
  flex-wrap: wrap;
}

body.tf-ui.tf-page-overall .wrap .tab {
  background: var(--tfcalc-surface);
  border-color: var(--tfcalc-line);
  border-radius: 5px;
  color: var(--tfcalc-muted);
}

body.tf-ui.tf-page-overall .wrap .tab.active {
  background: var(--tfcalc-brand-soft);
  color: var(--tfcalc-brand);
  border-color: #adc1ed;
  font-weight: 600;
}

body.tf-ui.tf-page-overall .wrap .svg-wrap {
  border-color: var(--tfcalc-line);
  border-radius: 5px;
}

body.tf-ui.tf-page-overall .wrap :is(.grid-top, .schematic-grid, .bottom-grid, .controls, .kvs, .summary-cards, .inline-grid) > * {
  min-width: 0;
}

body.tf-ui.tf-page-overall .wrap :is(#phaseTable, #nodeTable, #chargeDistBox) {
  max-width: 100%;
  overflow: auto;
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) :is(th, td) {
  border-color: var(--tfcalc-line);
  color: var(--tfcalc-ink);
  font-variant-numeric: tabular-nums;
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) th {
  background: #f1f4f8;
  color: var(--tfcalc-muted);
  font-weight: 600;
}

body.tf-ui.tf-page-overall .wrap .pill {
  background: var(--tfcalc-brand-soft);
  color: var(--tfcalc-brand);
}

body.tf-ui.tf-page-overall :is(.wrap, #curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) .warn {
  color: var(--tfcalc-warning);
}

body.tf-ui.tf-page-overall .wrap .status {
  border-color: #c7e5d2;
  border-radius: 5px;
  background: var(--tfcalc-success-bg);
  color: var(--tfcalc-success);
}

body.tf-ui.tf-page-overall .wrap .status.err {
  border-color: #edc5ca;
  background: var(--tfcalc-danger-bg);
  color: var(--tfcalc-danger);
}

/* Modals are appended outside .wrap and use inline dark surfaces. */
body.tf-ui.tf-page-overall :is(#curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) > div {
  box-sizing: border-box;
  max-width: calc(100vw - 32px);
  background: var(--tfcalc-surface) !important;
  border-color: var(--tfcalc-line) !important;
  border-radius: 8px !important;
  color: var(--tfcalc-ink);
  box-shadow: 0 16px 60px #14274433;
}

body.tf-ui.tf-page-overall :is(#curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) :is(.summary-panel, .kv, .info-box) {
  background: var(--tfcalc-subtle);
  border-color: var(--tfcalc-line);
  border-radius: 6px;
}

body.tf-ui.tf-page-overall :is(#curveModal, #startupLogicModal, #controllerLogicModal, #runtimeCurveModal) .summary-panel h4 {
  color: var(--tfcalc-ink);
}

/* Gradio tokens cover controls without depending on generated Svelte classes.
   Set the same tokens on nested .dark roots; leave native component state alone. */
body.tf-ui.tf-page-gradio gradio-app {
  --body-background-fill: #f4f6f9 !important;
  background: transparent !important;
  color-scheme: light !important;
}

body.tf-ui.tf-page-gradio .gradio-container,
body.tf-ui.tf-page-gradio .gradio-container .dark {
  color-scheme: light;
  --font: var(--tfcalc-font) !important;
  --font-mono: Consolas, "SFMono-Regular", monospace !important;
  --body-background-fill: #f4f6f9 !important;
  --body-text-color: var(--tfcalc-ink) !important;
  --body-text-color-subdued: var(--tfcalc-muted) !important;
  --background-fill-primary: #ffffff !important;
  --background-fill-secondary: var(--tfcalc-subtle) !important;
  --border-color-primary: var(--tfcalc-line) !important;
  --border-color-accent: #a6bce9 !important;
  --color-accent: var(--tfcalc-brand) !important;
  --color-accent-soft: var(--tfcalc-brand-soft) !important;
  --link-text-color: var(--tfcalc-brand) !important;
  --link-text-color-hover: var(--tfcalc-brand-hover) !important;
  --block-background-fill: #ffffff !important;
  --block-border-color: var(--tfcalc-line) !important;
  --block-label-background-fill: #f1f4f8 !important;
  --block-label-text-color: #40536c !important;
  --block-title-text-color: var(--tfcalc-ink) !important;
  --block-info-text-color: var(--tfcalc-muted) !important;
  --block-radius: 6px !important;
  --block-shadow: none !important;
  --input-background-fill: #ffffff !important;
  --input-background-fill-focus: #ffffff !important;
  --input-border-color: #cbd5e1 !important;
  --input-border-color-focus: var(--tfcalc-brand) !important;
  --input-text-color: var(--tfcalc-ink) !important;
  --input-placeholder-color: #78869a !important;
  --input-radius: 5px !important;
  --input-shadow: none !important;
  --button-primary-background-fill: var(--tfcalc-brand) !important;
  --button-primary-background-fill-hover: var(--tfcalc-brand-hover) !important;
  --button-primary-text-color: #ffffff !important;
  --button-primary-text-color-hover: #ffffff !important;
  --button-primary-border-color: var(--tfcalc-brand) !important;
  --button-primary-border-color-hover: var(--tfcalc-brand-hover) !important;
  --button-secondary-background-fill: #ffffff !important;
  --button-secondary-background-fill-hover: var(--tfcalc-brand-soft) !important;
  --button-secondary-text-color: var(--tfcalc-ink) !important;
  --button-secondary-text-color-hover: var(--tfcalc-brand) !important;
  --button-secondary-border-color: #cbd5e1 !important;
  --button-secondary-border-color-hover: #a6bce9 !important;
  --button-cancel-background-fill: var(--tfcalc-danger-bg) !important;
  --button-cancel-background-fill-hover: #ffe4e7 !important;
  --button-cancel-text-color: var(--tfcalc-danger) !important;
  --button-cancel-text-color-hover: var(--tfcalc-danger) !important;
  --button-cancel-border-color: #edc5ca !important;
  --button-cancel-border-color-hover: #d997a0 !important;
  --button-large-radius: 5px !important;
  --button-small-radius: 5px !important;
  --button-shadow: none !important;
  --button-shadow-hover: none !important;
  --checkbox-background-color: #ffffff !important;
  --checkbox-background-color-selected: var(--tfcalc-brand) !important;
  --checkbox-border-color: #aab8cb !important;
  --checkbox-border-color-selected: var(--tfcalc-brand) !important;
  --checkbox-label-background-fill: #ffffff !important;
  --checkbox-label-background-fill-hover: var(--tfcalc-subtle) !important;
  --checkbox-label-background-fill-selected: var(--tfcalc-brand-soft) !important;
  --checkbox-label-text-color: var(--tfcalc-ink) !important;
  --checkbox-label-text-color-selected: var(--tfcalc-brand) !important;
  --checkbox-label-border-color: var(--tfcalc-line) !important;
  --checkbox-label-border-color-selected: #a6bce9 !important;
  --slider-color: var(--tfcalc-brand) !important;
  --table-border-color: var(--tfcalc-line) !important;
  --table-even-background-fill: #ffffff !important;
  --table-odd-background-fill: #f8fafc !important;
  --table-row-focus: var(--tfcalc-brand-soft) !important;
  --table-text-color: var(--tfcalc-ink) !important;
  --panel-background-fill: var(--tfcalc-subtle) !important;
  --panel-border-color: var(--tfcalc-line) !important;
  --radius-lg: 6px !important;
  --radius-md: 5px !important;
  --radius-sm: 4px !important;
}

body.tf-ui.tf-page-gradio .gradio-container {
  width: 100% !important;
  min-width: 0 !important;
  box-sizing: border-box;
  max-width: 1680px !important;
  margin: 0 auto !important;
  padding: 24px !important;
  background: transparent !important;
  color: var(--tfcalc-ink) !important;
  font-family: var(--tfcalc-font);
}

body.tf-ui.tf-page-gradio .gradio-container :is(.block, .gr-box, .gr-group, .gr-form, .gr-panel) {
  border-color: var(--tfcalc-line) !important;
  border-radius: 6px !important;
  box-shadow: none;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.prose, .markdown) {
  color: var(--tfcalc-ink);
  line-height: 1.7;
  --tw-prose-body: var(--tfcalc-ink);
  --tw-prose-headings: var(--tfcalc-ink);
  --tw-prose-links: var(--tfcalc-brand);
  --tw-prose-bold: var(--tfcalc-ink);
  --tw-prose-counters: var(--tfcalc-muted);
  --tw-prose-bullets: var(--tfcalc-muted);
  --tw-prose-captions: var(--tfcalc-muted);
  --tw-prose-code: var(--tfcalc-ink);
  --tw-prose-th-borders: var(--tfcalc-line);
  --tw-prose-td-borders: var(--tfcalc-line);
}

body.tf-ui.tf-page-gradio .gradio-container :is(.prose, .markdown) :is(h1, h2, h3, h4, strong) {
  color: var(--tfcalc-ink);
}

/* Bare Markdown page headings share the HTML hero's treatment. A direct-child
   selector leaves headings nested inside .app-hero and result cards alone. */
body.tf-ui.tf-page-gradio .gradio-container .prose > h1 {
  padding: 18px 20px;
  margin: 0 0 18px;
  background: #ffffff;
  border: 1px solid var(--tfcalc-line);
  border-left: 3px solid var(--tfcalc-brand);
  border-radius: 6px;
  color: var(--tfcalc-ink);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0;
  box-shadow: none;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.prose, .markdown) a:not(.pm-link-btn) {
  color: var(--tfcalc-brand);
  text-underline-offset: 3px;
}

body.tf-ui.tf-page-gradio .gradio-container :is(input, select, textarea) {
  color: var(--tfcalc-ink);
  accent-color: var(--tfcalc-brand);
}

body.tf-ui.tf-page-gradio .gradio-container :is(input, select, textarea, button, a):focus-visible {
  outline: 2px solid var(--tfcalc-brand);
  outline-offset: 2px;
}

body.tf-ui.tf-page-gradio .gradio-container :is(button.primary, .gr-button-primary) {
  background: var(--tfcalc-brand) !important;
  border-color: var(--tfcalc-brand) !important;
  border-radius: 5px !important;
  color: #ffffff !important;
  box-shadow: none !important;
}

body.tf-ui.tf-page-gradio .gradio-container :is(button.primary, .gr-button-primary):hover:not(:disabled) {
  background: var(--tfcalc-brand-hover) !important;
  border-color: var(--tfcalc-brand-hover) !important;
}

body.tf-ui.tf-page-gradio .gradio-container :is(button.secondary, .gr-button-secondary) {
  background: #ffffff !important;
  border-color: #cbd5e1 !important;
  border-radius: 5px !important;
  color: var(--tfcalc-ink) !important;
  box-shadow: none !important;
}

body.tf-ui.tf-page-gradio .gradio-container :is(button.secondary, .gr-button-secondary):hover:not(:disabled) {
  background: var(--tfcalc-brand-soft) !important;
  color: var(--tfcalc-brand) !important;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.tab-nav, .gr-tab-nav, [role="tablist"]) {
  border-color: var(--tfcalc-line);
}

body.tf-ui.tf-page-gradio .gradio-container :is(.tab-nav, .gr-tab-nav, [role="tablist"]) button {
  border-radius: 5px 5px 0 0 !important;
  color: var(--tfcalc-muted);
  font-weight: 600;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.tab-nav, .gr-tab-nav, [role="tablist"]) :is(button.selected, button[aria-selected="true"]) {
  background: var(--tfcalc-brand-soft) !important;
  border-color: #adc1ed !important;
  color: var(--tfcalc-brand) !important;
}

/* Existing HTML cards used by sizing, heat exchanger and related tools. */
body.tf-ui.tf-page-gradio .gradio-container .app-hero {
  padding: 18px 20px;
  margin-bottom: 18px;
  background: #ffffff;
  color: var(--tfcalc-ink);
  border: 1px solid var(--tfcalc-line);
  border-left: 3px solid var(--tfcalc-brand);
  border-radius: 6px;
  box-shadow: none;
}

body.tf-ui.tf-page-gradio .gradio-container .app-hero h1 {
  color: var(--tfcalc-ink);
  font-size: 24px;
  line-height: 1.45;
  letter-spacing: 0;
}

body.tf-ui.tf-page-gradio .gradio-container .app-hero p {
  color: var(--tfcalc-muted);
  font-size: 13px;
  line-height: 1.8;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.info-card, .kpi-card, .pm-context-card, .pm-preview-card, .result-hero, .tab-card, .note-box) {
  background: #ffffff;
  border-color: var(--tfcalc-line);
  border-radius: 6px;
  box-shadow: none;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.pm-toolbar-wrap, .pm-action-strip, .pm-context-item, .pm-preview-item) {
  background: var(--tfcalc-subtle);
  border-color: var(--tfcalc-line);
  border-radius: 6px;
  box-shadow: none;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.info-card b, .kpi-card .v, .pm-context-title, .pm-preview-title, .pm-status-title, .result-title) {
  color: var(--tfcalc-ink);
}

body.tf-ui.tf-page-gradio .gradio-container .kpi-card .v {
  color: var(--tfcalc-brand);
  font-variant-numeric: tabular-nums;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.section-note, .input-section-note, .note-box, .info-card span, .kpi-card .k, .kpi-card .u, .pm-context-sub, .pm-context-note, .pm-preview-note, .pm-status-body, .result-status) {
  color: var(--tfcalc-muted);
  border-color: var(--tfcalc-line);
  border-radius: 5px;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.pm-status, .warn-box, .ok-box) {
  border-radius: 6px;
  box-shadow: none;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.pm-status.pm-ok, .ok-box) {
  background: var(--tfcalc-success-bg);
  border-color: #c7e5d2;
  color: var(--tfcalc-success);
}

body.tf-ui.tf-page-gradio .gradio-container :is(.pm-status.pm-warn, .warn-box, .result-hero.is-warn) {
  background: var(--tfcalc-warning-bg);
  border-color: #ecd5a4;
  color: var(--tfcalc-warning);
}

body.tf-ui.tf-page-gradio .gradio-container .pm-context-card.is-error {
  background: var(--tfcalc-danger-bg);
  border-color: #edc5ca;
}

body.tf-ui.tf-page-gradio .gradio-container .pm-context-error {
  color: var(--tfcalc-danger);
}

body.tf-ui.tf-page-gradio .gradio-container .pm-link-btn {
  background: var(--tfcalc-brand);
  border-color: var(--tfcalc-brand);
  border-radius: 5px;
  color: #ffffff !important;
}

body.tf-ui.tf-page-gradio .gradio-container .pm-link-btn.ghost {
  background: #ffffff;
  border-color: #a6bce9;
  color: var(--tfcalc-brand) !important;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.prose, .markdown, .dataframe, .dataframe-wrap) :is(th, td) {
  border-color: var(--tfcalc-line);
  font-variant-numeric: tabular-nums;
}

body.tf-ui.tf-page-gradio .gradio-container :is(.prose, .markdown, .dataframe, .dataframe-wrap) th {
  background: #f1f4f8;
  color: #40536c;
}

/* Project manager: retain forms, module actions, tables and empty states. */
body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap {
  box-sizing: border-box;
  max-width: 1560px;
  padding: 24px;
  color: var(--tfcalc-ink);
  font-family: var(--tfcalc-font);
  line-height: 1.6;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap > .topbar {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--tfcalc-line);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap h1 {
  font-size: 24px;
  line-height: 1.45;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(.card, .mod-card, .kpi, .pre) {
  min-width: 0;
  background: #ffffff;
  border: 1px solid var(--tfcalc-line);
  border-radius: 6px;
  box-shadow: none;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .card {
  padding: 18px;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(.kpi, .pre) {
  background: var(--tfcalc-subtle);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(.sub, .muted, .kpi .k, label) {
  color: var(--tfcalc-muted);
  opacity: 1;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .kpi .v {
  color: var(--tfcalc-ink);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(input, textarea, select) {
  box-sizing: border-box;
  background: #ffffff;
  border-color: #cbd5e1;
  border-radius: 5px;
  color: var(--tfcalc-ink);
  font: inherit;
  font-size: 14px;
  line-height: 1.45;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(input[type="checkbox"], input[type="radio"]) {
  width: auto;
  accent-color: var(--tfcalc-brand);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(input, textarea, select, button, a):focus-visible {
  outline: 2px solid var(--tfcalc-brand);
  outline-offset: 2px;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(.btn, .btn2, .btn3) {
  border-radius: 5px;
  font-family: var(--tfcalc-font);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.5;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .btn {
  background: var(--tfcalc-brand);
  color: #ffffff;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .btn:hover {
  background: var(--tfcalc-brand-hover);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .btn2 {
  background: #ffffff;
  border-color: #cbd5e1;
  color: var(--tfcalc-brand);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .btn2:hover {
  background: var(--tfcalc-brand-soft);
  border-color: #a6bce9;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .btn3 {
  background: var(--tfcalc-success-bg);
  border-color: #c7e5d2;
  color: var(--tfcalc-success);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .delete-btn {
  background: #ffffff;
  border: 1px solid #edc5ca;
  color: var(--tfcalc-danger);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .delete-btn:hover {
  background: var(--tfcalc-danger-bg);
  border-color: #d997a0;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(th, td) {
  border-color: var(--tfcalc-line);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap th {
  background: #f1f4f8;
  color: #40536c;
  font-weight: 600;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(.pill, .tag) {
  background: var(--tfcalc-brand-soft);
  border-radius: 4px;
  color: var(--tfcalc-brand);
  flex-shrink: 0;
  white-space: nowrap;
}

/* Excel's explicit section groups and the fan model's introductory note. */
body.tf-ui.tf-page-gradio .gradio-container :is(.section-card, .app-note) {
  background: var(--tfcalc-surface);
  border-color: var(--tfcalc-line);
  border-radius: 6px;
  color: var(--tfcalc-ink);
  box-shadow: none;
}

/* Property v7 supplies a separate !important dark theme, including hard-coded
   input/card colors. Override its documented controls on this route only.
   Its isolated chart iframe and Plotly drawing layers retain renderer colors,
   dimensions, strokes and data; no DOM or component visibility is changed. */
html:has(body.tf-ui.tf-page-property) {
  background: #f3f5f8 !important;
  color-scheme: light !important;
}

body.tf-ui.tf-page-property,
body.tf-ui.tf-page-property .gradio-container {
  --cg-bg-0: #f4f6f9;
  --cg-bg-1: #f6f8fb;
  --cg-bg-2: #ffffff;
  --cg-bg-3: #edf2fc;
  --cg-panel: #ffffff;
  --cg-panel-2: #f6f8fb;
  --cg-panel-3: #edf2fc;
  --cg-border: #dce4ec;
  --cg-border-soft: #dce4ec;
  --cg-text: var(--tfcalc-ink);
  --cg-text-strong: var(--tfcalc-ink);
  --cg-muted: var(--tfcalc-muted);
  --cg-cyan: var(--tfcalc-brand);
  --cg-blue: var(--tfcalc-brand);
  --cg-green: var(--tfcalc-success);
  --cg-warn: var(--tfcalc-warning);
  color: var(--tfcalc-ink) !important;
  color-scheme: light !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.main, .app-shell, .info-grid) {
  background: transparent !important;
  color-scheme: light !important;
}

/* Confirmed Gradio HTML component wrapper around the white property hero.
   The chart's ID-specific wrapper keeps its own renderer background. */
body.tf-ui.tf-page-property .gradio-container .html-container {
  background: transparent !important;
  border-color: var(--tfcalc-line) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.block, .gr-group, .gr-box, .gr-panel, .gr-form, .form, .panel, .contain, .container, .wrap, .tabs, .tabitem, .gap) {
  background-color: var(--tfcalc-surface) !important;
  border-color: var(--tfcalc-line) !important;
  border-radius: 6px !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.app-hero, .info-card, .soft-note) {
  background: var(--tfcalc-surface) !important;
  border-color: var(--tfcalc-line) !important;
  border-radius: 6px;
  color: var(--tfcalc-ink) !important;
  box-shadow: none;
}

body.tf-ui.tf-page-property .gradio-container .app-hero::before {
  background-image: none;
}

body.tf-ui.tf-page-property .gradio-container :is(.app-hero h1, .info-card b) {
  color: var(--tfcalc-ink) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.app-hero p, .soft-note) {
  color: var(--tfcalc-muted) !important;
}

body.tf-ui.tf-page-property .gradio-container a:not(.pm-link-btn) {
  color: var(--tfcalc-brand) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(input, textarea, select, option, .gr-input, .input-container, [role="textbox"], [role="combobox"], [data-testid="textbox"], [data-testid="number-input"], [data-testid="dropdown"]) {
  background-color: var(--tfcalc-surface) !important;
  color: var(--tfcalc-ink) !important;
  border-color: #cbd5e1 !important;
  border-radius: 5px !important;
  box-shadow: none !important;
}

body.tf-ui.tf-page-property .gradio-container :is(input, textarea, select):focus {
  background-color: var(--tfcalc-surface) !important;
  border-color: var(--tfcalc-brand) !important;
  box-shadow: 0 0 0 2px #002fa71a !important;
}

body.tf-ui.tf-page-property .gradio-container :is(input, textarea)::placeholder {
  color: #78869a !important;
}

body.tf-ui.tf-page-property .gradio-container :is(input, textarea, select):disabled {
  background-color: #f0f3f7 !important;
  color: var(--tfcalc-muted) !important;
}

body.tf-ui.tf-page-property .gradio-container button:where(:not(.primary):not(.gr-button-primary):not(.stop):not(.cancel):not(.gr-button-stop)) {
  background: var(--tfcalc-surface) !important;
  border-color: #cbd5e1 !important;
  color: var(--tfcalc-ink) !important;
  box-shadow: none !important;
}

body.tf-ui.tf-page-property .gradio-container :is(button.primary, .gr-button-primary) :is(span, svg) {
  color: #ffffff !important;
}

body.tf-ui.tf-page-property .gradio-container :is(button.stop, button.cancel, .gr-button-stop) {
  background: var(--tfcalc-danger-bg) !important;
  border-color: #edc5ca !important;
  color: var(--tfcalc-danger) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.tab-nav, .gr-tab-nav, [role="tablist"]) {
  background: var(--tfcalc-subtle) !important;
  border-color: var(--tfcalc-line) !important;
  border-radius: 6px !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.tab-nav, .gr-tab-nav, [role="tablist"]) :is(button.selected, button[aria-selected="true"]) {
  background: var(--tfcalc-brand-soft) !important;
  border-color: #adc1ed !important;
  color: var(--tfcalc-brand) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(code, pre) {
  background: var(--tfcalc-subtle) !important;
  border-color: var(--tfcalc-line) !important;
  color: var(--tfcalc-ink) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.dataframe, .dataframe-wrap, .table-wrap, .table, table, thead, tbody, tr, [data-testid="dataframe"]) {
  background-color: var(--tfcalc-surface) !important;
  border-color: var(--tfcalc-line) !important;
  color: var(--tfcalc-ink) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(td, .cell):not([aria-selected="true"]):not(.selected):not(.selected-cell) {
  background-color: var(--tfcalc-surface) !important;
  border-color: var(--tfcalc-line) !important;
  color: var(--tfcalc-ink) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(th, thead th, [data-testid="dataframe"] th) {
  background-color: #f1f4f8 !important;
  border-color: var(--tfcalc-line) !important;
  color: #40536c !important;
}

/* The legacy [data-testid="dataframe"] * rule also paints nested text
   wrappers black. Let those wrappers reveal the cell/selection underneath. */
body.tf-ui.tf-page-property .gradio-container [data-testid="dataframe"] :where(span, div):not([aria-selected="true"]):not(.selected):not(.selected-cell) {
  background-color: transparent !important;
  color: inherit !important;
}

body.tf-ui.tf-page-property .gradio-container tbody tr:hover td:not([aria-selected="true"]):not(.selected):not(.selected-cell) {
  background-color: var(--tfcalc-brand-soft) !important;
}

body.tf-ui.tf-page-property .gradio-container :is(.file-preview, .upload-container, [data-testid="file"]) {
  background: var(--tfcalc-subtle) !important;
  border-color: var(--tfcalc-line) !important;
  color: var(--tfcalc-ink) !important;
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .ok {
  background: var(--tfcalc-success-bg);
  border-color: #c7e5d2;
  border-radius: 5px;
  color: var(--tfcalc-success);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .err {
  background: var(--tfcalc-danger-bg);
  border-color: #edc5ca;
  border-radius: 5px;
  color: var(--tfcalc-danger);
}

body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(.grid, .grid-2, .form-grid, .form-grid-2, .mod-grid) > * {
  min-width: 0;
}

/* Pipe's production route is standalone HTML, not its optional Gradio UI.
   Keep the dark SVG/chart canvas: those labels and status colors are authored
   by its renderer. The surrounding forms and result tables use the light UI. */
body.tf-ui.tf-page-pipe .wrap {
  --text: var(--tfcalc-ink);
  --muted: var(--tfcalc-muted);
  --blue: var(--tfcalc-brand);
  max-width: 1720px;
  padding: 24px;
  color: var(--tfcalc-ink);
  font-family: var(--tfcalc-font);
  line-height: 1.6;
}

body.tf-ui.tf-page-pipe .wrap .hero {
  padding: 18px 20px;
  border: 1px solid var(--tfcalc-line);
  border-left: 3px solid var(--tfcalc-brand);
  border-radius: 6px;
  background: #ffffff;
  box-shadow: none;
}

body.tf-ui.tf-page-pipe .wrap .hero h1 {
  color: var(--tfcalc-ink);
  font-size: 24px;
  line-height: 1.45;
}

body.tf-ui.tf-page-pipe .wrap .hero p {
  color: var(--tfcalc-muted);
  font-size: 13px;
  line-height: 1.8;
}

body.tf-ui.tf-page-pipe .wrap :is(.panel, .section, .kpi, .resultText, .tableWrap, .resultSummaryCard, .resultBlock) {
  min-width: 0;
  background: #ffffff;
  border-color: var(--tfcalc-line);
  border-radius: 6px;
  box-shadow: none;
}

body.tf-ui.tf-page-pipe .wrap :is(.section, .kpi, .resultSummaryCard) {
  background: var(--tfcalc-subtle);
}

body.tf-ui.tf-page-pipe .wrap :is(.section h3, .resultBlock h3) {
  color: var(--tfcalc-ink);
}

body.tf-ui.tf-page-pipe .wrap :is(input, select) {
  background: #ffffff;
  border-color: #cbd5e1;
  border-radius: 5px;
  color: var(--tfcalc-ink);
  accent-color: var(--tfcalc-brand);
  font-size: 13px;
}

body.tf-ui.tf-page-pipe .wrap :is(input, select, button, .tab):focus-visible {
  outline: 2px solid var(--tfcalc-brand);
  outline-offset: 2px;
}

body.tf-ui.tf-page-pipe .wrap .btn {
  background: #ffffff;
  border-color: #cbd5e1;
  border-radius: 5px;
  color: var(--tfcalc-brand);
  filter: none;
}

body.tf-ui.tf-page-pipe .wrap .btn.primary {
  background: var(--tfcalc-brand);
  border-color: var(--tfcalc-brand);
  color: #ffffff;
}

body.tf-ui.tf-page-pipe .wrap .btn.green {
  background: var(--tfcalc-success-bg);
  border-color: #c7e5d2;
  color: var(--tfcalc-success);
}

body.tf-ui.tf-page-pipe .wrap .btn.red {
  background: var(--tfcalc-danger-bg);
  border-color: #edc5ca;
  color: var(--tfcalc-danger);
}

body.tf-ui.tf-page-pipe .wrap .btn.yellow {
  background: var(--tfcalc-warning-bg);
  border-color: #ecd5a4;
  color: var(--tfcalc-warning);
}

body.tf-ui.tf-page-pipe .wrap .tab {
  background: #ffffff;
  border-color: var(--tfcalc-line);
  border-radius: 5px;
  color: var(--tfcalc-muted);
}

body.tf-ui.tf-page-pipe .wrap .tab.active {
  background: var(--tfcalc-brand-soft);
  border-color: #adc1ed;
  color: var(--tfcalc-brand);
  font-weight: 600;
}

body.tf-ui.tf-page-pipe .wrap :is(th, td) {
  border-color: var(--tfcalc-line);
  color: var(--tfcalc-ink);
  font-variant-numeric: tabular-nums;
}

body.tf-ui.tf-page-pipe .wrap th {
  background: #f1f4f8;
  color: #40536c;
}

body.tf-ui.tf-page-pipe .wrap .valueWarn {
  color: var(--tfcalc-warning);
}

body.tf-ui.tf-page-pipe .wrap .valueBad {
  color: var(--tfcalc-danger);
}

body.tf-ui.tf-page-pipe .wrap .canvasBox {
  --text: #e7eefc;
  --muted: #a9b9d2;
  border-color: var(--tfcalc-line);
  border-radius: 6px;
}

body.tf-ui.tf-page-pipe .wrap .canvasBox .btn {
  border-color: #8294b0;
}

body.tf-ui.tf-page-pipe .wrap :is(.grid, .resultBody) > * {
  min-width: 0;
}

/* Layout responds to viewport space after the shell's 224px navigation. */
@media (max-width: 1500px) {
  body.tf-ui.tf-page-overall .wrap .schematic-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  body.tf-ui.tf-page-pipe .wrap :is(.grid, .resultBody) {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 1200px) {
  body.tf-ui.tf-page-overall .wrap :is(.bottom-grid, .bottom-grid-v3, .grid-top) {
    grid-template-columns: minmax(0, 1fr);
  }

  body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 900px) {
  body.tf-ui.tf-page-overall .wrap,
  body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap,
  body.tf-ui.tf-page-pipe .wrap {
    padding: 16px;
  }

  body.tf-ui.tf-page-gradio .gradio-container {
    padding: 16px !important;
  }

  body.tf-ui.tf-page-overall .wrap .hero h1,
  body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap h1,
  body.tf-ui.tf-page-pipe .wrap .hero h1,
  body.tf-ui.tf-page-gradio .gradio-container .app-hero h1 {
    font-size: 21px;
  }

  body.tf-ui.tf-page-gradio .gradio-container .prose > h1 {
    font-size: 21px;
  }

  body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap > .topbar {
    flex-wrap: wrap;
  }
}

@media (max-width: 600px) {
  body.tf-ui.tf-page-overall .wrap,
  body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap,
  body.tf-ui.tf-page-pipe .wrap {
    padding: 12px;
  }

  body.tf-ui.tf-page-gradio .gradio-container {
    padding: 12px !important;
  }

  body.tf-ui.tf-page-overall .wrap :is(.card, .hero),
  body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap .card,
  body.tf-ui.tf-page-pipe .wrap .hero,
  body.tf-ui.tf-page-gradio .gradio-container .app-hero {
    padding: 14px;
  }

  body.tf-ui.tf-page-gradio .gradio-container .prose > h1 {
    padding: 14px;
  }

  body.tf-ui.tf-page-overall .wrap :is(.controls, .controls-wide, .inline-grid, .kvs, .summary-cards),
  body.tf-ui:is(.tf-page-project, .tf-page-admin) .wrap :is(.grid, .form-grid, .form-grid-2, .mod-grid),
  body.tf-ui.tf-page-pipe .wrap :is(.row, .row3) {
    grid-template-columns: minmax(0, 1fr);
  }

  body.tf-ui.tf-page-overall .wrap .sensor-row {
    flex-wrap: wrap;
  }
}

/* Portal administration uses the same guarded forms and table semantics. */
body.tf-ui.tf-page-admin {
  --bg: #f3f5f8; --panel: #fff; --panel-2: #f6f8fb; --panel-3: #f6f8fb;
  --text: #203247; --muted: #63778c; --line: #e4e9ef; --blue: #002fa7;
  --blue-2: #1648ad; --shadow: none; --radius: 8px;
}
body.tf-ui.tf-page-admin .wrap :is(.section-card,.card-soft) {
  background: #fff; border: 1px solid #e4e9ef; border-radius: 8px; box-shadow: none;
}
body.tf-ui.tf-page-admin .wrap :is(code,.pill) { background: #edf2fc; color: #244877; }
body.tf-ui.tf-page-admin .wrap .btn-danger { background: #ac2935; color: #fff; border-radius: 5px; }