body.bh-tool-page {
  --bh-course: var(--bh-stats);
  --bh-course-hot: var(--bh-stats-hot);
  --bh-course-wash: var(--bh-stats-wash);
  --bg: var(--bh-canvas);
  --bg-alt: var(--bh-paper);
  --paper: var(--bh-canvas);
  --panel: var(--bh-paper);
  --panel-strong: var(--bh-paper);
  --panel-alt: var(--bh-course-wash);
  --ink: var(--bh-ink);
  --ink-soft: var(--bh-ink-soft);
  --muted: var(--bh-ink-soft);
  --line: var(--bh-line);
  --line-strong: var(--bh-line);
  --accent: var(--bh-course);
  --accent-deep: var(--bh-course);
  --teal: var(--bh-course);
  --teal-dark: var(--bh-course);
  --teal-soft: var(--bh-course-wash);
  --rust: var(--bh-course);
  --gold: var(--bh-signal);
  --gold-soft: rgba(184, 243, 61, 0.22);
  --gold-line: rgba(184, 243, 61, 0.48);
  --success: var(--bh-success);
  --warning: var(--bh-warning);
  --shadow: 7px 7px 0 var(--bh-course-wash);
  --radius-xl: 28px 6px 28px 6px;
  --radius-lg: 20px 5px 20px 5px;
  --radius-md: 14px 4px 14px 4px;
  --radius-sm: 10px 3px 10px 3px;
  min-height: 100vh;
  margin: 0;
  color: var(--bh-ink);
  background:
    radial-gradient(circle at 8% 0%, rgba(255, 107, 61, 0.08), transparent 27rem),
    radial-gradient(circle at 96% 18%, rgba(134, 154, 255, 0.14), transparent 30rem),
    radial-gradient(circle, rgba(24, 33, 61, 0.085) 1px, transparent 1.25px),
    var(--bh-canvas);
  background-size: auto, auto, 24px 24px, auto;
  font-family: var(--bh-font-body);
  -webkit-font-smoothing: antialiased;
}

body.bh-course--operations {
  --bh-course: var(--bh-ops);
  --bh-course-hot: var(--bh-ops-hot);
  --bh-course-wash: var(--bh-ops-wash);
}

body.bh-course--statistics {
  --bh-course: var(--bh-stats);
  --bh-course-hot: var(--bh-stats-hot);
  --bh-course-wash: var(--bh-stats-wash);
}

body.bh-tool-page :is(h1, h2, h3, legend) {
  color: var(--bh-ink);
  font-family: var(--bh-font-display);
}

body.bh-tool-page :is(.eyebrow, .section-kicker, .step-label, .kicker) {
  color: var(--bh-course);
  font-family: var(--bh-font-mono);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

body.bh-tool-page :focus-visible {
  outline: 3px solid var(--bh-focus);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px var(--bh-ink);
}

body.bh-tool-page > .skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--bh-hero-copy);
  border-radius: 4px 12px 4px 4px;
  color: var(--bh-hero-copy);
  background: var(--bh-hero);
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-180%);
}

body.bh-tool-page > .skip-link:focus {
  transform: translateY(0);
}

.bh-tool-bar {
  display: grid;
  width: min(82rem, calc(100% - 2.5rem));
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 1.25rem;
  align-items: center;
  margin: 0 auto;
  padding: 1rem 0 1.15rem;
}

.bh-tool-bar__brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.75rem;
}

.bh-tool-bar__mark {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--bh-ink);
  border-radius: 14px 14px 4px 14px;
  color: var(--bh-hero-copy);
  background: var(--bh-stats);
  box-shadow: 3px 3px 0 var(--bh-signal);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  font-style: italic;
}

.bh-tool-bar__brand-copy {
  min-width: 0;
}

.bh-tool-bar__brand-copy strong,
.bh-tool-bar__brand-copy small {
  display: block;
}

.bh-tool-bar__brand-copy strong {
  color: var(--bh-ink);
  font-size: 0.93rem;
  line-height: 1.2;
}

.bh-tool-bar__brand-copy small {
  margin-top: 0.15rem;
  overflow: hidden;
  color: var(--bh-ink-soft);
  font-family: var(--bh-font-mono);
  font-size: 0.61rem;
  letter-spacing: 0.06em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.bh-tool-bar__context {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--bh-ink);
  font-size: 0.76rem;
}

.bh-tool-bar__context span {
  padding: 0.38rem 0.48rem;
  border: 1px solid var(--bh-course);
  border-radius: 3px 9px 3px 3px;
  color: var(--bh-course);
  background: var(--bh-course-wash);
  font-family: var(--bh-font-mono);
  font-size: 0.63rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.bh-tool-bar__context strong {
  color: var(--bh-ink);
  white-space: nowrap;
}

.bh-tool-footer {
  display: flex;
  width: min(82rem, calc(100% - 2.5rem));
  justify-content: space-between;
  gap: 1.25rem;
  align-items: center;
  margin: 2.5rem auto 1.25rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--bh-ink-deep);
  border-radius: 6px 22px 6px 6px;
  color: var(--bh-hero-muted);
  background: var(--bh-hero);
  box-shadow: 5px 5px 0 var(--bh-paper-shadow);
  font-size: 0.75rem;
}

.bh-tool-footer strong {
  color: var(--bh-hero-copy);
}

.bh-tool-footer span {
  text-align: right;
}

body.bh-tool-page :is(.return-link-row, .return-row) {
  display: none;
}

/* Shared hero language across studios, modules, and decision labs. */
body.bh-tool-page
  :is(.page-shell > .hero, .shell > .hero, .lab-header > .hero) {
  position: relative;
  overflow: hidden;
  margin-bottom: 1.5rem;
  padding: clamp(1.8rem, 4vw, 3.25rem);
  border: 1px solid var(--bh-ink-deep);
  border-radius: var(--bh-radius-panel);
  color: var(--bh-hero-copy);
  background: var(--bh-hero);
  box-shadow: 9px 9px 0 var(--bh-paper-shadow);
}

body.bh-tool-page
  :is(.page-shell > .hero, .shell > .hero, .lab-header > .hero)::before {
  position: absolute;
  top: -1px;
  right: 34px;
  left: -1px;
  height: 7px;
  border-radius: 8px 0 0;
  background: linear-gradient(
    90deg,
    var(--bh-course-hot) 0 72%,
    var(--bh-signal) 72% 79%,
    var(--bh-stats-hot) 79% 100%
  );
  content: "";
}

body.bh-tool-page
  :is(.page-shell > .hero, .shell > .hero, .lab-header > .hero)
  :is(h1, h2) {
  max-width: 16ch;
  color: var(--bh-hero-copy);
  font-family: var(--bh-font-display);
  font-size: clamp(2.45rem, 5.6vw, 5rem);
  font-weight: 780;
  letter-spacing: -0.055em;
  line-height: 0.96;
}

body.bh-tool-page
  :is(.page-shell > .hero, .shell > .hero, .lab-header > .hero)
  :is(.eyebrow, .kicker) {
  color: var(--bh-signal);
}

body.bh-tool-page
  :is(.page-shell > .hero, .shell > .hero, .lab-header > .hero)
  :is(.hero-copy, .lede, .hero-question) {
  color: var(--bh-hero-muted);
}

body.bh-tool-page :is(.privacy-note, .privacy) {
  color: var(--bh-ink-soft);
  font-family: var(--bh-font-mono);
  font-size: 0.68rem;
}

/* Visualization and studio family. */
body.bh-family--studio .page-shell {
  padding-top: 0.5rem;
}

body.bh-family--studio .workspace {
  gap: 1.35rem;
}

body.bh-family--studio :is(.panel, .card, .chart-card) {
  border: 1px solid var(--bh-line);
  color: var(--bh-ink);
  background: var(--bh-paper);
  box-shadow: 7px 7px 0 var(--bh-course-wash);
  backdrop-filter: none;
}

body.bh-family--studio .panel {
  border-radius: var(--bh-radius-card);
}

body.bh-family--studio :is(.card, .chart-card) {
  border-radius: 16px 4px 16px 4px;
  box-shadow: 4px 4px 0 var(--bh-course-wash);
}

body.bh-family--studio :is(.panel-head, .card-head) h2,
body.bh-family--studio :is(.panel-head, .card-head) h3 {
  color: var(--bh-ink);
  font-family: var(--bh-font-display);
  letter-spacing: -0.025em;
}

body.bh-family--studio
  :is(.status-tile, .stat-card, .calc-card, .objective-card, .status-card) {
  border: 1px solid var(--bh-line-soft);
  border-radius: 10px 3px 10px 3px;
  color: var(--bh-ink);
  background: var(--bh-course-wash);
  box-shadow: none;
}

body.bh-family--studio
  :is(.plot-shell, .residual-shell, .table-sheet-scroller, .table-wrap) {
  border-color: var(--bh-line);
  border-radius: 12px 4px 12px 4px;
  background: #fff;
}

body.bh-family--studio :is(.practice-feedback, .graph-hint, .support-text) {
  color: var(--bh-ink-soft);
}

body.bh-family--studio .practice-feedback {
  border-left-color: var(--bh-course);
  border-radius: 4px 14px 4px 4px;
  background: var(--bh-course-wash);
}

/* Shared BUS-2150 module scaffold. */
body.bh-family--module .shell {
  max-width: 74rem;
  padding-top: 0.5rem;
}

body.bh-family--module .topbar {
  justify-content: flex-end;
  padding: 0.35rem 0 0.75rem;
  border: 0;
}

body.bh-family--module .workflow {
  gap: 0.75rem;
  margin: 1.25rem 0;
}

body.bh-family--module .step {
  border: 1px solid var(--bh-line);
  border-radius: 4px 15px 4px 4px;
  color: var(--bh-ink);
  background: var(--bh-paper);
  box-shadow: 4px 4px 0 var(--bh-course-wash);
}

body.bh-family--module .step strong {
  color: var(--bh-course);
}

body.bh-family--module .grid {
  gap: 1.25rem;
}

body.bh-family--module .panel {
  border: 1px solid var(--bh-line);
  border-radius: var(--bh-radius-card);
  color: var(--bh-ink);
  background: var(--bh-paper);
  box-shadow: 7px 7px 0 var(--bh-course-wash);
}

body.bh-family--module .panel + .panel {
  margin-top: 1.1rem;
}

body.bh-family--module
  :is(.metric, .result, .scenario, .prompt, .callout, .tag) {
  border-color: var(--bh-line-soft);
  border-radius: 9px 3px 9px 3px;
  color: var(--bh-ink);
  background: var(--bh-course-wash);
}

body.bh-family--module :is(.result.success, .callout.success) {
  border-color: var(--bh-success);
  background: var(--bh-success-wash);
}

body.bh-family--module :is(.result.warning, .callout.warning) {
  border-color: var(--bh-warning);
  background: var(--bh-warning-wash);
}

body.bh-family--module :is(.result.error, .callout.error) {
  border-color: var(--bh-error);
  background: var(--bh-error-wash);
}

body.bh-family--module :is(.choice, fieldset) {
  border-color: var(--bh-line);
  border-radius: 8px 3px 8px 3px;
  background: rgba(255, 253, 248, 0.72);
}

body.bh-family--module .footer {
  border: 1px solid var(--bh-line);
  border-radius: 5px 18px 5px 5px;
  color: var(--bh-ink-soft);
  background: var(--bh-paper);
  box-shadow: 5px 5px 0 var(--bh-course-wash);
}

/* BUS-3150 directory. */
body.bh-family--decision-labs .suite-home {
  max-width: 76rem;
  padding-top: 0.5rem;
}

body.bh-family--decision-labs .suite-home > header {
  position: relative;
  overflow: hidden;
  padding: clamp(2.2rem, 5vw, 4rem);
  border: 1px solid var(--bh-ink-deep);
  border-radius: var(--bh-radius-panel);
  color: var(--bh-hero-copy);
  background: var(--bh-hero);
  box-shadow: 9px 9px 0 var(--bh-paper-shadow);
}

body.bh-family--decision-labs .suite-home > header::before {
  position: absolute;
  top: -1px;
  right: 34px;
  left: -1px;
  height: 7px;
  background: linear-gradient(
    90deg,
    var(--bh-ops-hot) 0 72%,
    var(--bh-signal) 72% 79%,
    var(--bh-stats-hot) 79% 100%
  );
  content: "";
}

body.bh-family--decision-labs .suite-home > header h1 {
  color: var(--bh-hero-copy);
  font-family: var(--bh-font-display);
  font-weight: 780;
}

body.bh-family--decision-labs .suite-home > header .eyebrow {
  color: var(--bh-signal);
}

body.bh-family--decision-labs .suite-home > header > p:last-child {
  color: var(--bh-hero-muted);
}

body.bh-family--decision-labs .suite-grid {
  gap: 1.25rem;
}

body.bh-family--decision-labs .suite-grid > article {
  min-height: 17rem;
  border: 1px solid var(--bh-line);
  border-top: 0;
  border-radius: var(--bh-radius-card);
  color: var(--bh-ink);
  background: var(--bh-paper);
  box-shadow: 7px 7px 0 var(--bh-course-wash);
}

body.bh-family--decision-labs .suite-grid > article::before {
  display: block;
  width: 74px;
  height: 7px;
  margin: -1.7rem 0 1.1rem;
  border: 1px solid var(--bh-course);
  border-bottom: 0;
  border-radius: 7px 7px 0 0;
  background: var(--bh-course-hot);
  content: "";
}

body.bh-family--decision-labs .suite-grid :is(span, a) {
  color: var(--bh-course);
}

body.bh-family--decision-labs .access-note {
  border: 1px solid var(--bh-line);
  border-radius: 4px 16px 4px 4px;
  color: var(--bh-ink-soft);
  background: var(--bh-paper);
  box-shadow: 5px 5px 0 var(--bh-course-wash);
}

/* BUS-3150 lab renderer. */
body.bh-family--decision-lab .site-shell {
  color: var(--bh-ink);
}

body.bh-family--decision-lab .lab-header {
  padding-top: 0.5rem;
}

body.bh-family--decision-lab .masthead {
  padding: 0.9rem 1rem;
  border: 1px solid var(--bh-line);
  border-radius: 5px 18px 5px 5px;
  background: var(--bh-paper);
  box-shadow: 5px 5px 0 var(--bh-course-wash);
}

body.bh-family--decision-lab .brand-mark {
  border: 1px solid var(--bh-course);
  border-radius: 13px 13px 4px 13px;
  color: var(--bh-hero-copy);
  background: var(--bh-course);
  box-shadow: 3px 3px 0 var(--bh-signal);
}

body.bh-family--decision-lab .lab-nav a {
  border-radius: 3px 10px 3px 3px;
  color: var(--bh-ink-soft);
}

body.bh-family--decision-lab .lab-nav a:hover {
  background: var(--bh-course-wash);
}

body.bh-family--decision-lab .lab-nav a[aria-current="page"] {
  border-color: var(--bh-course);
  color: var(--bh-course);
  background: var(--bh-course-wash);
}

body.bh-family--decision-lab .session-facts {
  border-color: rgba(255, 253, 248, 0.22);
  color: var(--bh-hero-copy);
  background: rgba(255, 253, 248, 0.08);
}

body.bh-family--decision-lab .session-facts > div {
  border-color: rgba(255, 253, 248, 0.18);
  border-radius: 4px 13px 4px 4px;
  background: transparent;
}

body.bh-family--decision-lab .session-facts :is(dt, dd) {
  color: var(--bh-hero-copy);
}

body.bh-family--decision-lab .method-ribbon {
  border-color: var(--bh-line);
  color: var(--bh-ink);
  background: var(--bh-paper);
  box-shadow: 6px 6px 0 var(--bh-course-wash);
}

body.bh-family--decision-lab .method-ribbon li {
  border-color: var(--bh-line-soft);
  color: var(--bh-ink-soft);
}

body.bh-family--decision-lab .method-ribbon li span {
  color: var(--bh-course);
}

body.bh-family--decision-lab .method-ribbon li strong {
  color: var(--bh-ink);
}

body.bh-family--decision-lab
  :is(
    .activity,
    .evidence-card,
    .commit-card,
    .feedback-panel,
    .reveal-panel,
    .transfer-panel,
    .check-handoff
  ) {
  border-color: var(--bh-line);
  border-radius: var(--bh-radius-card);
  color: var(--bh-ink);
  background: var(--bh-paper);
  box-shadow: 7px 7px 0 var(--bh-course-wash);
}

body.bh-family--decision-lab :is(.result-metrics > div, .decision-callout) {
  border-color: var(--bh-line-soft);
  border-radius: 9px 3px 9px 3px;
  color: var(--bh-ink);
  background: var(--bh-course-wash);
}

body.bh-family--decision-lab .access-note {
  border-color: var(--bh-line);
  border-radius: 4px 16px 4px 4px;
  color: var(--bh-ink-soft);
  background: var(--bh-paper);
  box-shadow: 5px 5px 0 var(--bh-course-wash);
}

body.bh-family--decision-lab .site-shell > footer {
  border-radius: 5px 18px 5px 5px;
  color: var(--bh-hero-muted);
  background: var(--bh-hero);
}

body.bh-family--decision-lab .site-shell > footer a {
  color: var(--bh-signal);
}

/* Controls shared across all generated pages. */
body.bh-tool-page
  :is(
    input:not([type="checkbox"]):not([type="radio"]):not([type="range"]),
    select,
    textarea
  ) {
  border: 1px solid var(--bh-line);
  border-radius: 4px 12px 4px 4px;
  color: var(--bh-ink);
  background: #fff;
  box-shadow: none;
}

body.bh-tool-page :is(button, .button) {
  border-radius: 4px 13px 4px 4px;
  font-family: var(--bh-font-body);
  font-weight: 800;
}

body.bh-family--module button:not(.secondary),
body.bh-tool-page :is(.button-primary, .tab-button.is-active) {
  border-color: var(--bh-course);
  color: var(--bh-hero-copy);
  background: var(--bh-course);
  box-shadow: 3px 3px 0 rgba(184, 243, 61, 0.46);
}

body.bh-family--module button.secondary,
body.bh-tool-page
  :is(.button-secondary, .button-ghost, .button-light, .tab-button:not(.is-active)) {
  border-color: var(--bh-course);
  color: var(--bh-course);
  background: var(--bh-course-wash);
  box-shadow: none;
}

body.bh-tool-page :is(button, .button):hover {
  transform: translate(-1px, -1px);
}

body.bh-tool-page .plot-tool-button {
  min-width: 0;
  min-height: 0;
  border-radius: 7px;
  box-shadow: none;
}

body.bh-tool-page :is(table, th, td) {
  border-color: var(--bh-line-soft);
}

body.bh-tool-page th {
  color: var(--bh-ink);
  background: var(--bh-course-wash);
}

@media (max-width: 760px) {
  .bh-tool-bar {
    width: min(100% - 1.25rem, 82rem);
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.75rem;
  }

  .bh-tool-bar__context {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .bh-tool-footer {
    width: min(100% - 1.25rem, 82rem);
    flex-direction: column;
    align-items: flex-start;
  }

  .bh-tool-footer span {
    text-align: left;
  }

  body.bh-tool-page
    :is(.page-shell > .hero, .shell > .hero, .lab-header > .hero) {
    padding: 1.7rem 1.15rem 1.35rem;
    border-radius: 6px 28px 6px 6px;
    box-shadow: 5px 5px 0 var(--bh-paper-shadow);
  }

  body.bh-family--decision-labs .suite-home > header {
    padding: 2rem 1.15rem 1.5rem;
    border-radius: 6px 28px 6px 6px;
    box-shadow: 5px 5px 0 var(--bh-paper-shadow);
  }
}

@media (max-width: 430px) {
  .bh-tool-bar {
    grid-template-columns: 1fr;
  }

  .bh-tool-bar > .hub-return-link {
    grid-row: 3;
    justify-self: start;
  }

  .bh-tool-bar__context {
    grid-column: 1;
  }

  .bh-tool-bar__brand-copy small {
    display: none;
  }
}

@media print {
  .bh-tool-bar,
  .bh-tool-footer {
    display: none !important;
  }

  body.bh-tool-page {
    background: #fff;
  }

  body.bh-tool-page :is(.panel, .card, .suite-grid > article) {
    box-shadow: none;
  }
}