/**
 * Public-site sections. Every rule is scoped under `tbx-site-root` / `.tbx-site`
 * so portal chrome keeps its own `--tbx-color-*` tokens, and every colour comes
 * from a custom property the page-root sets from the design document — one
 * stylesheet, every tenant.
 */

tbx-site-root,
.tbx-site {
  --tbx-site-primary: #243b53;
  --tbx-site-accent: #3d5a80;
  --tbx-site-background: #ffffff;
  --tbx-site-text: #1c2024;
  --tbx-site-font-body: system-ui, sans-serif;
  --tbx-site-font-heading: system-ui, sans-serif;

  --tbx-site-muted: color-mix(
    in srgb,
    var(--tbx-site-text) 68%,
    var(--tbx-site-background)
  );
  --tbx-site-soft: color-mix(
    in srgb,
    var(--tbx-site-text) 6%,
    var(--tbx-site-background)
  );
  --tbx-site-band-gap: clamp(3rem, 8vw, 5rem);
  --tbx-site-gutter: clamp(1.5rem, 4vw, 2.5rem);
  --tbx-site-measure: 48rem;
  --tbx-site-measure-wide: 72rem;

  background: var(--tbx-site-background);
  color: var(--tbx-site-text);
  display: block;
  font-family: var(--tbx-site-font-body);
  font-size: 1rem;
  line-height: 1.6;
  width: 100%;
}

tbx-site-root *,
tbx-site-root *::before,
tbx-site-root *::after,
.tbx-site *,
.tbx-site *::before,
.tbx-site *::after {
  box-sizing: border-box;
}

/*
 * A host page's global element rules would otherwise reach in and repaint a
 * tenant's design. Each section owns its colour, so headings inherit rather
 * than inventing one.
 */
tbx-site-root h1,
tbx-site-root h2,
tbx-site-root h3,
.tbx-site h1,
.tbx-site h2,
.tbx-site h3 {
  color: inherit;
  font-family: var(--tbx-site-font-heading);
  letter-spacing: normal;
  line-height: 1.15;
  margin: 0;
}

tbx-site-root p,
tbx-site-root ul,
tbx-site-root li,
tbx-site-root blockquote,
tbx-site-root figure,
.tbx-site p,
.tbx-site ul,
.tbx-site li,
.tbx-site blockquote,
.tbx-site figure {
  color: inherit;
  margin: 0;
  max-width: none;
}

tbx-site-root img,
.tbx-site img {
  display: block;
  max-width: 100%;
}

tbx-site-hero,
tbx-site-rich-content,
tbx-site-quote,
tbx-site-callout,
tbx-site-events,
tbx-site-announcements,
tbx-site-gallery,
tbx-site-figure,
tbx-site-faq,
tbx-site-steps,
tbx-site-columns,
tbx-site-team,
tbx-site-sponsors,
tbx-site-schedule,
tbx-site-contact,
tbx-site-video,
tbx-site-documents {
  display: block;
  max-width: 100%;
}

/*
 * Author `display` beats the user-agent `[hidden]` rule. These sections set
 * `hidden` when a published page should not paint an empty band.
 */
tbx-site-hero[hidden]:not([hidden="until-found"]),
tbx-site-rich-content[hidden]:not([hidden="until-found"]),
tbx-site-quote[hidden]:not([hidden="until-found"]),
tbx-site-callout[hidden]:not([hidden="until-found"]),
tbx-site-events[hidden]:not([hidden="until-found"]),
tbx-site-announcements[hidden]:not([hidden="until-found"]),
tbx-site-gallery[hidden]:not([hidden="until-found"]),
tbx-site-figure[hidden]:not([hidden="until-found"]),
tbx-site-faq[hidden]:not([hidden="until-found"]),
tbx-site-steps[hidden]:not([hidden="until-found"]),
tbx-site-columns[hidden]:not([hidden="until-found"]),
tbx-site-team[hidden]:not([hidden="until-found"]),
tbx-site-sponsors[hidden]:not([hidden="until-found"]),
tbx-site-schedule[hidden]:not([hidden="until-found"]),
tbx-site-contact[hidden]:not([hidden="until-found"]),
tbx-site-video[hidden]:not([hidden="until-found"]),
tbx-site-documents[hidden]:not([hidden="until-found"]) {
  display: none !important;
}

tbx-site-root .tbx-site-band,
.tbx-site .tbx-site-band,
tbx-site-root .tbx-site-band-soft,
.tbx-site .tbx-site-band-soft,
tbx-site-root .tbx-site-band-muted,
.tbx-site .tbx-site-band-muted {
  padding: var(--tbx-site-band-gap) var(--tbx-site-gutter);
}

tbx-site-root .tbx-site-band-soft,
.tbx-site .tbx-site-band-soft {
  background: var(--tbx-site-soft);
}

tbx-site-root .tbx-site-band-muted,
.tbx-site .tbx-site-band-muted {
  background: color-mix(
    in srgb,
    var(--tbx-site-text) 4%,
    var(--tbx-site-background)
  );
}

tbx-site-root .tbx-site-band-body,
.tbx-site .tbx-site-band-body,
tbx-site-root .tbx-site-band-narrow,
.tbx-site .tbx-site-band-narrow {
  margin: 0 auto;
  max-width: var(--tbx-site-measure);
}

tbx-site-root .tbx-site-band-wide,
.tbx-site .tbx-site-band-wide {
  max-width: var(--tbx-site-measure-wide);
}

/* Banner ------------------------------------------------------------------ */

.tbx-site-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: clamp(22rem, 70vw, 34rem);
  overflow: hidden;
}

.tbx-site-hero-gradient,
.tbx-site-hero-image,
.tbx-site-hero-overlay {
  position: absolute;
  inset: 0;
}

.tbx-site-hero-gradient {
  background-image: linear-gradient(
    135deg in srgb,
    var(--tbx-site-accent),
    var(--tbx-site-primary)
  );
}

.tbx-site-hero-image {
  background-size: cover;
  background-position: center;
}

.tbx-site-hero-body {
  position: relative;
  z-index: 1;
  color: #ffffff;
  margin: 0 auto;
  max-width: 56.25rem;
  padding: clamp(2.5rem, 8vw, 5rem) var(--tbx-site-gutter);
  text-align: center;
  width: 100%;
}

.tbx-site-hero-logo {
  display: block;
  height: auto;
  margin: 0 auto clamp(2rem, 4vw, 2.5rem);
  max-height: clamp(5.9375rem, 12vw, 7.8125rem);
  max-width: min(100%, 15rem);
  object-fit: contain;
  width: auto;
}

.tbx-site-hero-heading {
  color: inherit;
  font-size: clamp(2rem, 4.6vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.tbx-site-hero-text {
  color: inherit;
  font-size: clamp(1rem, 1.7vw, 1.25rem);
  line-height: 1.5;
  margin: 0 auto 2.5rem;
  max-width: 40rem;
  opacity: 0.95;
}

/* Actions ----------------------------------------------------------------- */

.tbx-site-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

tbx-site-root a.tbx-site-button,
.tbx-site a.tbx-site-button,
.tbx-site-button {
  appearance: none;
  background: transparent;
  border: 2px solid transparent;
  border-radius: 0.5rem;
  color: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.25;
  min-height: 3rem;
  padding: 0.75rem 2rem;
  text-decoration: none;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
}

tbx-site-root a.tbx-site-button-light,
.tbx-site a.tbx-site-button-light,
.tbx-site-button-light {
  background: #ffffff;
  border-color: #ffffff;
  color: var(--tbx-site-primary);
}

.tbx-site-button-light:hover {
  background: color-mix(in srgb, #ffffff 88%, var(--tbx-site-primary));
  border-color: color-mix(in srgb, #ffffff 88%, var(--tbx-site-primary));
}

tbx-site-root a.tbx-site-button-outline,
.tbx-site a.tbx-site-button-outline,
.tbx-site-button-outline {
  background: transparent;
  border-color: currentcolor;
  color: inherit;
}

tbx-site-root a.tbx-site-button-outline:hover,
.tbx-site a.tbx-site-button-outline:hover,
.tbx-site-button-outline:hover {
  background: rgb(255 255 255 / 0.1);
}

tbx-site-root a.tbx-site-button-brand,
.tbx-site a.tbx-site-button-brand,
.tbx-site-button-brand {
  background: var(--tbx-site-primary);
  border-color: var(--tbx-site-primary);
  color: #ffffff;
}

tbx-site-root a.tbx-site-button-brand-secondary,
.tbx-site a.tbx-site-button-brand-secondary,
.tbx-site-button-brand-secondary {
  background: var(--tbx-site-accent);
  border-color: var(--tbx-site-accent);
  color: #ffffff;
}

tbx-site-root .tbx-site-hero a.tbx-site-button-brand,
.tbx-site .tbx-site-hero a.tbx-site-button-brand,
.tbx-site-hero .tbx-site-button-brand {
  background: #ffffff;
  border-color: #ffffff;
  color: var(--tbx-site-primary);
}

tbx-site-root .tbx-site-hero a.tbx-site-button-brand:hover,
.tbx-site .tbx-site-hero a.tbx-site-button-brand:hover,
.tbx-site-hero .tbx-site-button-brand:hover {
  background: color-mix(in srgb, #ffffff 88%, var(--tbx-site-primary));
  border-color: color-mix(in srgb, #ffffff 88%, var(--tbx-site-primary));
}

tbx-site-root .tbx-site-hero a.tbx-site-button-brand-secondary,
.tbx-site .tbx-site-hero a.tbx-site-button-brand-secondary,
.tbx-site-hero .tbx-site-button-brand-secondary {
  background: #ffffff;
  border-color: #ffffff;
  color: var(--tbx-site-accent);
}

tbx-site-root .tbx-site-hero a.tbx-site-button-brand-secondary:hover,
.tbx-site .tbx-site-hero a.tbx-site-button-brand-secondary:hover,
.tbx-site-hero .tbx-site-button-brand-secondary:hover {
  background: color-mix(in srgb, #ffffff 88%, var(--tbx-site-accent));
  border-color: color-mix(in srgb, #ffffff 88%, var(--tbx-site-accent));
}

.tbx-site-button:focus-visible {
  outline: 3px solid currentcolor;
  outline-offset: 3px;
}

/* Quote ------------------------------------------------------------------- */

.tbx-site-quote-body {
  margin: 0 auto;
  max-width: 56rem;
  text-align: center;
}

.tbx-site-quote-mark {
  color: color-mix(
    in srgb,
    var(--tbx-site-text) 28%,
    var(--tbx-site-background)
  );
  display: block;
  font-family: var(--tbx-site-font-heading);
  font-size: clamp(3.5rem, 8vw, 5rem);
  line-height: 1;
  user-select: none;
}

.tbx-site-quote-text {
  color: color-mix(
    in srgb,
    var(--tbx-site-text) 72%,
    var(--tbx-site-background)
  );
  font-family: var(--tbx-site-font-heading);
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-style: italic;
  line-height: 1.6;
  margin-top: -1.5rem;
}

.tbx-site-quote-attribution {
  color: var(--tbx-site-muted);
  font-size: 0.875rem;
  margin-top: 1rem;
}

/* Text & image ------------------------------------------------------------ */

tbx-site-root .tbx-site-content-heading,
.tbx-site .tbx-site-content-heading {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.tbx-site-content-split {
  display: grid;
  gap: 2rem;
  align-items: center;
}

tbx-site-root .tbx-site-prose > * + *,
.tbx-site .tbx-site-prose > * + *,
tbx-site-root .tbx-site-mission-lead > * + *,
.tbx-site .tbx-site-mission-lead > * + * {
  margin-top: 1.5rem;
}

tbx-site-root .tbx-site-prose-lead,
.tbx-site .tbx-site-prose-lead {
  color: var(--tbx-site-muted);
  font-size: 1.125rem;
}

tbx-site-root .tbx-site-prose-heading,
.tbx-site .tbx-site-prose-heading {
  font-size: 1.25rem;
  font-weight: 700;
}

tbx-site-root .tbx-site-prose-paragraph,
.tbx-site .tbx-site-prose-paragraph {
  color: var(--tbx-site-muted);
}

tbx-site-root ul.tbx-site-prose-list,
.tbx-site ul.tbx-site-prose-list,
.tbx-site-prose-list {
  color: var(--tbx-site-muted);
  list-style: disc;
  padding-left: 1.5rem;
}

tbx-site-root ol.tbx-site-prose-list,
.tbx-site ol.tbx-site-prose-list {
  list-style: decimal;
}

tbx-site-root .tbx-site-prose-quote,
.tbx-site .tbx-site-prose-quote {
  margin: 0;
  padding-left: 1.25rem;
  border-left: 3px solid var(--tbx-site-accent);
  color: var(--tbx-site-text);
  font-style: italic;
}

tbx-site-root .tbx-site-prose-quote > p + p,
.tbx-site .tbx-site-prose-quote > p + p {
  margin-top: 0.75rem;
}

tbx-site-root .tbx-site-prose-divider,
.tbx-site .tbx-site-prose-divider {
  border: 0;
  border-top: 1px solid var(--tbx-site-muted);
  opacity: 0.4;
}

tbx-site-root .tbx-site-prose a,
.tbx-site .tbx-site-prose a,
tbx-site-root .tbx-site-mission-lead a,
.tbx-site .tbx-site-mission-lead a {
  color: var(--tbx-site-primary);
  text-underline-offset: 0.15em;
}

.tbx-site-content-image {
  border-radius: 0.75rem;
}

.tbx-site-content-image-split {
  width: 100%;
}

/* Mission ----------------------------------------------------------------- */

tbx-site-root .tbx-site-mission,
.tbx-site .tbx-site-mission {
  margin: 0 auto;
  max-width: var(--tbx-site-measure-wide);
}

/* Joined under a quote: the pair's gap. As specific as the reset above. */
tbx-site-root .tbx-site-mission.tbx-site-mission-joined,
.tbx-site .tbx-site-mission.tbx-site-mission-joined {
  margin-top: 3rem;
}

tbx-site-root .tbx-site-mission-row,
.tbx-site .tbx-site-mission-row {
  align-items: center;
  display: grid;
  gap: 2rem;
  width: 100%;
}

.tbx-site-mission-text {
  min-width: 0;
  text-align: center;
}

/* Without a picture the text would otherwise run hard left across the whole
   band; give it a readable measure and centre the column. The class is the
   fallback for browsers without :has(); the :has() rule stays separate so an
   unsupported selector cannot drop the fallback with it. */
tbx-site-root .tbx-site-mission-row-text-only > .tbx-site-mission-text,
.tbx-site .tbx-site-mission-row-text-only > .tbx-site-mission-text {
  margin-inline: auto;
  max-width: var(--tbx-site-measure);
  width: 100%;
}

tbx-site-root
  .tbx-site-mission-row:not(:has(.tbx-site-mission-media))
  > .tbx-site-mission-text,
.tbx-site
  .tbx-site-mission-row:not(:has(.tbx-site-mission-media))
  > .tbx-site-mission-text {
  margin-inline: auto;
  max-width: var(--tbx-site-measure);
  width: 100%;
}

tbx-site-root .tbx-site-mission-lead,
.tbx-site .tbx-site-mission-lead {
  color: var(--tbx-site-text);
  font-size: 1rem;
  font-weight: 400;
  margin-bottom: 1.25rem;
}

tbx-site-root .tbx-site-mission-lead .tbx-site-prose-paragraph,
.tbx-site .tbx-site-mission-lead .tbx-site-prose-paragraph {
  color: inherit;
}

tbx-site-root .tbx-site-mission-list-title,
.tbx-site .tbx-site-mission-list-title {
  color: var(--tbx-site-text);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.094em;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

tbx-site-root .tbx-site-mission-list,
.tbx-site .tbx-site-mission-list {
  color: var(--tbx-site-text);
  list-style: none;
  padding: 0;
}

tbx-site-root .tbx-site-mission-list > li + li,
.tbx-site .tbx-site-mission-list > li + li {
  margin-top: 0.75rem;
}

tbx-site-root .tbx-site-mission-media,
.tbx-site .tbx-site-mission-media {
  max-width: min(28.125rem, 100%);
  min-width: 0;
  width: 100%;
}

.tbx-site-mission-image {
  border-radius: 0.75rem;
  height: auto;
  width: 100%;
}

/* Call to action ---------------------------------------------------------- */

.tbx-site-callout {
  background: var(--tbx-site-accent);
  color: #fbfbfb;
  padding: var(--tbx-site-band-gap) var(--tbx-site-gutter);
}

.tbx-site-callout-body {
  margin: 0 auto;
  max-width: 50rem;
  text-align: center;
}

.tbx-site-callout-heading {
  color: inherit;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.tbx-site-callout-text {
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.6;
  margin: 0 auto 2rem;
  max-width: 50rem;
  opacity: 0.95;
}

/* Collections ------------------------------------------------------------- */

tbx-site-root .tbx-site-collection-heading,
.tbx-site .tbx-site-collection-heading {
  font-size: clamp(2rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 2rem;
}

tbx-site-root .tbx-site-collection-empty,
.tbx-site .tbx-site-collection-empty {
  color: var(--tbx-site-muted);
  font-size: 0.875rem;
}

.tbx-site-collection-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  margin-top: 1.5rem;
}

.tbx-site-collection-item {
  background: var(--tbx-site-background);
  border: 1px solid
    color-mix(in srgb, var(--tbx-site-text) 12%, var(--tbx-site-background));
  border-radius: 0.75rem;
  box-shadow: 0 2px 8px rgb(0 0 0 / 0.08);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tbx-site-collection-item-body,
.tbx-site-collection-item > a:not(.tbx-site-button) {
  color: inherit;
  display: block;
  flex: 1 1 auto;
  padding: 1.5rem;
  text-decoration: none;
}

.tbx-site-collection-item-body:hover,
.tbx-site-collection-item > a:not(.tbx-site-button):hover {
  background: var(--tbx-site-soft);
}

.tbx-site-collection-item-body:focus-visible,
.tbx-site-collection-item > a:not(.tbx-site-button):focus-visible {
  outline: 3px solid var(--tbx-site-primary);
  outline-offset: -3px;
}

.tbx-site-collection-item-action {
  margin: 0 1.5rem 1.5rem;
  width: calc(100% - 3rem);
}

tbx-site-root .tbx-site-collection-item-title,
.tbx-site .tbx-site-collection-item-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

tbx-site-root .tbx-site-collection-item-meta,
.tbx-site .tbx-site-collection-item-meta,
tbx-site-root .tbx-site-collection-item-excerpt,
.tbx-site .tbx-site-collection-item-excerpt {
  color: var(--tbx-site-muted);
  font-size: 0.875rem;
  margin-top: 0.375rem;
}

/* Gallery ----------------------------------------------------------------- */

tbx-site-root ul.tbx-site-gallery,
.tbx-site ul.tbx-site-gallery {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

tbx-site-root ul.tbx-site-gallery-large,
.tbx-site ul.tbx-site-gallery-large {
  gap: 1.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

tbx-site-root .tbx-site-gallery-image,
.tbx-site .tbx-site-gallery-image {
  aspect-ratio: 4 / 3;
  border-radius: 0.5rem;
  object-fit: cover;
  width: 100%;
}

tbx-site-root .tbx-site-gallery-caption,
.tbx-site .tbx-site-gallery-caption,
tbx-site-root .tbx-site-figure-caption,
.tbx-site .tbx-site-figure-caption {
  color: var(--tbx-site-muted);
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

@media (max-width: 47.99rem) {
  tbx-site-root ul.tbx-site-gallery,
  .tbx-site ul.tbx-site-gallery,
  tbx-site-root ul.tbx-site-gallery-large,
  .tbx-site ul.tbx-site-gallery-large {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 29.99rem) {
  tbx-site-root ul.tbx-site-gallery,
  .tbx-site ul.tbx-site-gallery,
  tbx-site-root ul.tbx-site-gallery-large,
  .tbx-site ul.tbx-site-gallery-large {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Figure ------------------------------------------------------------------ */

tbx-site-root .tbx-site-figure-image,
.tbx-site .tbx-site-figure-image {
  border-radius: 0.5rem;
  height: auto;
  width: 100%;
}

/* FAQ --------------------------------------------------------------------- */

tbx-site-root .tbx-site-faq-lead,
.tbx-site .tbx-site-faq-lead {
  color: var(--tbx-site-muted);
  font-size: 1.125rem;
  margin: 0 0 1.5rem;
}

tbx-site-root .tbx-site-faq-item,
.tbx-site .tbx-site-faq-item {
  border-top: 1px solid
    color-mix(in srgb, var(--tbx-site-text) 15%, transparent);
}

tbx-site-root .tbx-site-faq-item:last-child,
.tbx-site .tbx-site-faq-item:last-child {
  border-bottom: 1px solid
    color-mix(in srgb, var(--tbx-site-text) 15%, transparent);
}

tbx-site-root .tbx-site-faq-question,
.tbx-site .tbx-site-faq-question {
  align-items: center;
  cursor: pointer;
  display: flex;
  font-family: var(--tbx-site-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  gap: 1rem;
  justify-content: space-between;
  list-style: none;
  min-height: 2.75rem;
  padding: 0.75rem 0;
}

tbx-site-root .tbx-site-faq-question::-webkit-details-marker,
.tbx-site .tbx-site-faq-question::-webkit-details-marker {
  display: none;
}

tbx-site-root .tbx-site-faq-question:focus-visible,
.tbx-site .tbx-site-faq-question:focus-visible {
  outline: 3px solid currentcolor;
  outline-offset: 3px;
}

/*
 * A drawn plus/minus, not text: `content: "+"` is announced by screen readers.
 * Two bars make the plus; the open state keeps only the horizontal one.
 */
tbx-site-root .tbx-site-faq-question::after,
.tbx-site .tbx-site-faq-question::after {
  background:
    linear-gradient(var(--tbx-site-primary), var(--tbx-site-primary)) center /
      100% 2px no-repeat,
    linear-gradient(var(--tbx-site-primary), var(--tbx-site-primary)) center /
      2px 100% no-repeat;
  content: "";
  flex: none;
  height: 0.875rem;
  width: 0.875rem;
}

tbx-site-root .tbx-site-faq-item[open] > .tbx-site-faq-question::after,
.tbx-site .tbx-site-faq-item[open] > .tbx-site-faq-question::after {
  background: linear-gradient(var(--tbx-site-primary), var(--tbx-site-primary))
    center / 100% 2px no-repeat;
  content: "";
}

tbx-site-root .tbx-site-faq-answer,
.tbx-site .tbx-site-faq-answer {
  padding: 0 0 1.25rem;
}

/* Steps ------------------------------------------------------------------- */

tbx-site-root ol.tbx-site-steps,
.tbx-site ol.tbx-site-steps {
  counter-reset: tbx-step;
  display: grid;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

tbx-site-root ol.tbx-site-steps-row,
.tbx-site ol.tbx-site-steps-row {
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
}

tbx-site-root .tbx-site-step,
.tbx-site .tbx-site-step {
  counter-increment: tbx-step;
  padding-left: 3.5rem;
  position: relative;
}

tbx-site-root .tbx-site-step::before,
.tbx-site .tbx-site-step::before {
  background: var(--tbx-site-primary);
  border-radius: 50%;
  color: var(--tbx-site-background);
  content: counter(tbx-step);
  display: grid;
  font-family: var(--tbx-site-font-heading);
  font-weight: 700;
  height: 2.5rem;
  left: 0;
  place-items: center;
  position: absolute;
  top: 0;
  width: 2.5rem;
}

tbx-site-root .tbx-site-step-title,
.tbx-site .tbx-site-step-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

/* Columns ----------------------------------------------------------------- */

tbx-site-root ul.tbx-site-columns,
.tbx-site ul.tbx-site-columns {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

tbx-site-root .tbx-site-column-image,
.tbx-site .tbx-site-column-image {
  aspect-ratio: 3 / 2;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
  object-fit: cover;
  width: 100%;
}

tbx-site-root .tbx-site-column-heading,
.tbx-site .tbx-site-column-heading {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

/* Team -------------------------------------------------------------------- */

tbx-site-root .tbx-site-team-lead,
.tbx-site .tbx-site-team-lead {
  color: var(--tbx-site-muted);
  font-size: 1.125rem;
  margin: 0 0 1.5rem;
}

tbx-site-root ul.tbx-site-team,
.tbx-site ul.tbx-site-team {
  display: grid;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

tbx-site-root ul.tbx-site-team-grid,
.tbx-site ul.tbx-site-team-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  text-align: center;
}

tbx-site-root .tbx-site-person-photo,
.tbx-site .tbx-site-person-photo {
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  height: auto;
  object-fit: cover;
  width: 8rem;
}

tbx-site-root .tbx-site-team-grid .tbx-site-person-photo,
.tbx-site .tbx-site-team-grid .tbx-site-person-photo {
  margin: 0 auto 1rem;
}

/*
 * In a grid where anyone has a photo, a person without one keeps the photo's
 * space so their name lines up with their neighbours'.
 */
tbx-site-root
  ul.tbx-site-team-grid:has(.tbx-site-person-photo)
  .tbx-site-person:not(:has(> .tbx-site-person-photo))::before,
.tbx-site
  ul.tbx-site-team-grid:has(.tbx-site-person-photo)
  .tbx-site-person:not(:has(> .tbx-site-person-photo))::before {
  content: "";
  display: block;
  height: 8rem;
  margin-bottom: 1rem;
}

tbx-site-root .tbx-site-team-list .tbx-site-person,
.tbx-site .tbx-site-team-list .tbx-site-person {
  align-content: start;
  column-gap: 1.5rem;
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr);
}

tbx-site-root .tbx-site-team-list .tbx-site-person > *,
.tbx-site .tbx-site-team-list .tbx-site-person > * {
  grid-column: 2;
}

tbx-site-root .tbx-site-team-list .tbx-site-person-photo,
.tbx-site .tbx-site-team-list .tbx-site-person-photo {
  grid-column: 1;
  grid-row: 1 / span 3;
  width: 6rem;
}

/* In the list, a person without a photo uses the full row: no empty photo column. */
tbx-site-root
  .tbx-site-team-list
  .tbx-site-person:not(:has(> .tbx-site-person-photo)),
.tbx-site
  .tbx-site-team-list
  .tbx-site-person:not(:has(> .tbx-site-person-photo)) {
  grid-template-columns: minmax(0, 1fr);
}

tbx-site-root
  .tbx-site-team-list
  .tbx-site-person:not(:has(> .tbx-site-person-photo))
  > *,
.tbx-site
  .tbx-site-team-list
  .tbx-site-person:not(:has(> .tbx-site-person-photo))
  > * {
  grid-column: 1;
}

tbx-site-root .tbx-site-person-name,
.tbx-site .tbx-site-person-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0;
}

tbx-site-root .tbx-site-person-role,
.tbx-site .tbx-site-person-role {
  color: var(--tbx-site-muted);
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 0.25rem;
}

tbx-site-root .tbx-site-person-bio,
.tbx-site .tbx-site-person-bio {
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

@media (max-width: 47.99rem) {
  tbx-site-root ul.tbx-site-team-grid,
  .tbx-site ul.tbx-site-team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 29.99rem) {
  tbx-site-root ul.tbx-site-team-grid,
  .tbx-site ul.tbx-site-team-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  /* One card per row: nothing to line up with, so no reserved space. */
  tbx-site-root
    ul.tbx-site-team-grid:has(.tbx-site-person-photo)
    .tbx-site-person:not(:has(> .tbx-site-person-photo))::before,
  .tbx-site
    ul.tbx-site-team-grid:has(.tbx-site-person-photo)
    .tbx-site-person:not(:has(> .tbx-site-person-photo))::before {
    display: none;
  }

  tbx-site-root .tbx-site-team-list .tbx-site-person,
  .tbx-site .tbx-site-team-list .tbx-site-person {
    grid-template-columns: 4rem minmax(0, 1fr);
  }

  tbx-site-root .tbx-site-team-list .tbx-site-person-photo,
  .tbx-site .tbx-site-team-list .tbx-site-person-photo {
    width: 4rem;
  }
}

/* Sponsors ---------------------------------------------------------------- */

tbx-site-root .tbx-site-sponsors-lead,
.tbx-site .tbx-site-sponsors-lead {
  color: var(--tbx-site-muted);
  font-size: 1.125rem;
  margin: 0 0 1.5rem;
}

tbx-site-root ul.tbx-site-sponsors,
.tbx-site ul.tbx-site-sponsors {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem 3rem;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

tbx-site-root .tbx-site-sponsor-mark,
.tbx-site .tbx-site-sponsor-mark {
  align-items: center;
  color: inherit;
  display: inline-flex;
  font-family: var(--tbx-site-font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  min-height: 2.75rem;
  text-decoration: none;
}

tbx-site-root a.tbx-site-sponsor-mark:hover,
.tbx-site a.tbx-site-sponsor-mark:hover {
  text-decoration: underline;
}

tbx-site-root a.tbx-site-sponsor-mark:focus-visible,
.tbx-site a.tbx-site-sponsor-mark:focus-visible {
  outline: 3px solid currentcolor;
  outline-offset: 3px;
}

tbx-site-root .tbx-site-sponsor-logo,
.tbx-site .tbx-site-sponsor-logo {
  height: 4rem;
  max-width: 12rem;
  object-fit: contain;
  width: auto;
}

@media (max-width: 47.99rem) {
  tbx-site-root ul.tbx-site-sponsors,
  .tbx-site ul.tbx-site-sponsors {
    gap: 1.5rem 2rem;
  }

  tbx-site-root .tbx-site-sponsor-logo,
  .tbx-site .tbx-site-sponsor-logo {
    height: 3rem;
    max-width: 9rem;
  }
}

/* Schedule ---------------------------------------------------------------- */

tbx-site-root .tbx-site-schedule-lead,
.tbx-site .tbx-site-schedule-lead {
  color: var(--tbx-site-muted);
  font-size: 1.125rem;
  margin: 0 0 1.5rem;
}

tbx-site-root ol.tbx-site-schedule,
.tbx-site ol.tbx-site-schedule {
  list-style: none;
  margin: 0;
  padding: 0;
}

/*
 * Wide screens: the time sits in its own column and a rule runs down the
 * gutter. Entries carry their spacing as padding, not a list gap, so each
 * entry's rule meets the next one's.
 */
tbx-site-root .tbx-site-schedule-entry,
.tbx-site .tbx-site-schedule-entry {
  column-gap: 3rem;
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  padding-bottom: 2rem;
  position: relative;
}

tbx-site-root .tbx-site-schedule-entry:last-child,
.tbx-site .tbx-site-schedule-entry:last-child {
  padding-bottom: 0;
}

tbx-site-root .tbx-site-schedule-entry::before,
.tbx-site .tbx-site-schedule-entry::before {
  background: color-mix(in srgb, var(--tbx-site-primary) 30%, transparent);
  bottom: 0;
  content: "";
  left: calc(9.5rem - 1px);
  position: absolute;
  top: 0;
  width: 2px;
}

tbx-site-root .tbx-site-schedule-entry > *,
.tbx-site .tbx-site-schedule-entry > * {
  grid-column: 2;
}

tbx-site-root .tbx-site-schedule-time,
.tbx-site .tbx-site-schedule-time {
  color: var(--tbx-site-primary);
  font-family: var(--tbx-site-font-heading);
  font-weight: 700;
  grid-column: 1;
  grid-row: 1 / span 2;
  text-align: right;
}

tbx-site-root .tbx-site-schedule-title,
.tbx-site .tbx-site-schedule-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

@media (max-width: 47.99rem) {
  tbx-site-root .tbx-site-schedule-entry,
  .tbx-site .tbx-site-schedule-entry {
    display: block;
  }

  tbx-site-root .tbx-site-schedule-entry::before,
  .tbx-site .tbx-site-schedule-entry::before {
    content: none;
  }

  tbx-site-root .tbx-site-schedule-time,
  .tbx-site .tbx-site-schedule-time {
    margin-bottom: 0.25rem;
    text-align: left;
  }
}

/* Contact ----------------------------------------------------------------- */

tbx-site-root .tbx-site-contact,
.tbx-site .tbx-site-contact {
  align-items: start;
  display: grid;
  gap: 2rem 3rem;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
}

tbx-site-root .tbx-site-contact > :only-child,
.tbx-site .tbx-site-contact > :only-child {
  grid-column: 1 / -1;
}

tbx-site-root ul.tbx-site-contact-links,
.tbx-site ul.tbx-site-contact-links {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (max-width: 47.99rem) {
  tbx-site-root .tbx-site-contact,
  .tbx-site .tbx-site-contact {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Video ------------------------------------------------------------------- */

tbx-site-root .tbx-site-video,
.tbx-site .tbx-site-video {
  margin: 0;
}

tbx-site-root .tbx-site-video-frame,
.tbx-site .tbx-site-video-frame {
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 0.5rem;
  overflow: hidden;
  position: relative;
  width: 100%;
}

tbx-site-root .tbx-site-video-player,
.tbx-site .tbx-site-video-player {
  border: 0;
  display: block;
  height: 100%;
  inset: 0;
  position: absolute;
  width: 100%;
}

tbx-site-root .tbx-site-video-caption,
.tbx-site .tbx-site-video-caption {
  color: var(--tbx-site-muted);
  font-size: 0.95rem;
  margin-top: 0.75rem;
}

/* Documents --------------------------------------------------------------- */

tbx-site-root .tbx-site-visually-hidden,
.tbx-site .tbx-site-visually-hidden {
  border: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

tbx-site-root .tbx-site-documents-lead,
.tbx-site .tbx-site-documents-lead {
  color: var(--tbx-site-muted);
  font-size: 1.125rem;
  margin: 0 0 1.5rem;
}

tbx-site-root ul.tbx-site-documents,
.tbx-site ul.tbx-site-documents {
  display: grid;
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

tbx-site-root a.tbx-site-document,
.tbx-site a.tbx-site-document {
  align-items: center;
  background: var(--tbx-site-background);
  border: 1px solid
    color-mix(in srgb, var(--tbx-site-text) 12%, var(--tbx-site-background));
  border-radius: 0.75rem;
  color: var(--tbx-site-text);
  column-gap: 1rem;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  min-height: 2.75rem;
  padding: 0.875rem 1rem;
  position: relative;
  text-decoration: none;
}

tbx-site-root a.tbx-site-document:hover .tbx-site-document-title,
.tbx-site a.tbx-site-document:hover .tbx-site-document-title {
  text-decoration: underline;
}

tbx-site-root a.tbx-site-document:focus-visible,
.tbx-site a.tbx-site-document:focus-visible {
  outline: 3px solid var(--tbx-site-primary);
  outline-offset: 2px;
}

tbx-site-root .tbx-site-document-type,
.tbx-site .tbx-site-document-type {
  border: 1px solid currentcolor;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  grid-column: 1;
  grid-row: 1 / span 2;
  letter-spacing: 0.05em;
  line-height: 1;
  padding: 0.375rem 0.5rem;
}

tbx-site-root .tbx-site-document-title,
.tbx-site .tbx-site-document-title {
  font-weight: 700;
  grid-column: 2;
  overflow-wrap: anywhere;
}

tbx-site-root .tbx-site-document-description,
.tbx-site .tbx-site-document-description {
  color: var(--tbx-site-muted);
  font-size: 0.95rem;
  grid-column: 2;
  margin-top: 0.125rem;
}

@media (max-width: 39.99rem) {
  .tbx-site-hero .tbx-site-actions,
  .tbx-site-callout .tbx-site-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 0.75rem;
    margin-inline: auto;
    max-width: 22rem;
    width: 100%;
  }

  .tbx-site-hero .tbx-site-button,
  .tbx-site-callout .tbx-site-button {
    padding-inline: 1.5rem;
    width: 100%;
  }
}

@media (min-width: 48rem) {
  .tbx-site-content-split {
    grid-template-columns: 1fr 1fr;
  }

  tbx-site-root .tbx-site-mission-row:has(.tbx-site-mission-media),
  .tbx-site .tbx-site-mission-row:has(.tbx-site-mission-media) {
    gap: 3.75rem;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }

  tbx-site-root .tbx-site-mission-text,
  .tbx-site .tbx-site-mission-text {
    text-align: left;
  }

  .tbx-site-collection-grid {
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  }
}