/* Sponsor wall tenure treatment. Kept separate so the mockup-specific treatment can evolve independently. */
.sponsor-name-list {
  align-items: stretch;
  gap: 3.5rem clamp(1.5rem, 3vw, 3rem);
}

.sponsor-name-list li.sponsor-entry {
  display: flex;
  flex: 1 1 10.5rem;
  min-width: 9.5rem;
  max-width: 12.5rem;
  min-height: 10.25rem;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 0;
  padding: 0;
  background: transparent;
  color: hsl(0 0% 10%);
  text-align: center;
}

.sponsor-entry__identity {
  display: flex;
  width: 100%;
  min-height: 4.9rem;
  align-items: center;
  justify-content: center;
}

.sponsor-name-list__person .sponsor-entry__identity > span {
  padding: 0;
  color: hsl(0 0% 10%);
  font: italic 500 clamp(1.65rem, 2.7vw, 2.45rem)/1.05 var(--font-heading);
  letter-spacing: .02em;
  text-wrap: balance;
}

.sponsor-name-list__person .sponsor-entry__identity > span::after {
  content: none;
}

.sponsor-name-list__logo .sponsor-entry__identity > a {
  display: flex;
  width: 100%;
  min-height: 4.9rem;
  align-items: center;
  justify-content: center;
  color: inherit;
  transition: opacity 160ms ease, transform 160ms ease;
}

/* The older sponsor-name rule targets every span inside a person entry. Use
   deliberately stronger selectors here so the separator and tenure badge do
   not inherit the person's display-name font, padding or generated underline. */
.sponsor-name-list li.sponsor-entry .sponsor-entry__rule {
  position: static;
  display: block;
  width: 3.15rem;
  height: 1px;
  margin: .7rem 0 1.45rem;
  padding: 0;
  background: hsl(var(--gold) / .8);
  font: inherit;
  letter-spacing: normal;
}

.sponsor-name-list li.sponsor-entry .sponsor-entry__rule::after {
  content: none;
}

.sponsor-name-list li.sponsor-entry .sponsor-tenure {
  position: static;
  display: inline-flex;
  width: 7.3rem;
  min-height: 2.55rem;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  border: 1px solid hsl(var(--gold) / .68);
  border-radius: 999px;
  padding: .55rem 1rem .5rem;
  background: hsl(var(--background) / .35);
  color: hsl(0 0% 18%);
  font: 500 .72rem/1 var(--font-body);
  letter-spacing: .19em;
  text-transform: uppercase;
  white-space: nowrap;
}

.sponsor-name-list li.sponsor-entry .sponsor-tenure::after,
.sponsor-name-list li.sponsor-entry .sponsor-tenure > span::after {
  content: none;
}

.sponsor-name-list li.sponsor-entry .sponsor-tenure__label {
  position: static;
  padding: 0;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  opacity: .78;
}

.sponsor-name-list li.sponsor-entry .sponsor-tenure__year {
  position: static;
  padding: 0;
  color: hsl(var(--gold));
  font: 700 .72rem/1 var(--font-body);
  letter-spacing: .15em;
}

/* Corporate marks are black in light mode regardless of the SVG source colour. */
.sponsor-logo {
  filter: brightness(0);
  opacity: .96;
}

/* Keep a small visual pause between the donation copy and its action. */
.sponsor-donate-copy {
  margin-bottom: .9rem;
}

.dark .sponsor-name-list li.sponsor-entry,
.dark .sponsor-name-list__person .sponsor-entry__identity > span {
  color: hsl(var(--cream-on-dark));
}

.dark .sponsor-name-list li.sponsor-entry .sponsor-tenure {
  background: transparent;
  color: hsl(var(--cream-on-dark));
}

.dark .sponsor-logo {
  filter: brightness(0) invert(1);
}

@media (max-width: 900px) {
  .sponsor-name-list li.sponsor-entry {
    flex-basis: calc(33.333% - 1.5rem);
    max-width: 14rem;
  }
}

@media (max-width: 640px) {
  .sponsor-name-list {
    gap: 3rem 1.25rem;
  }

  .sponsor-name-list li.sponsor-entry {
    flex-basis: calc(50% - .75rem);
    min-width: 8.5rem;
    min-height: 9.5rem;
  }

  .sponsor-entry__identity,
  .sponsor-name-list__logo .sponsor-entry__identity > a {
    min-height: 4.25rem;
  }

  .sponsor-name-list li.sponsor-entry .sponsor-entry__rule {
    margin-top: .5rem;
    margin-bottom: 1.15rem;
  }

  .sponsor-name-list li.sponsor-entry .sponsor-tenure {
    gap: .5rem;
    padding-inline: .8rem;
    font-size: .66rem;
  }

  .sponsor-name-list li.sponsor-entry .sponsor-tenure__year {
    font-size: .66rem;
  }
}