:root {
  --aray-red: #ea1d2c;
  --aray-red-dark: #c2121f;
  --aray-ink: #3e3e3e;
  --aray-muted: #717171;
  --aray-paper: #ffffff;
  --aray-surface: #f7f7f7;
  --aray-line: #e8e8e8;
}

[data-md-color-scheme="default"] {
  --md-primary-fg-color: var(--aray-red);
  --md-primary-fg-color--light: #f04b57;
  --md-primary-fg-color--dark: var(--aray-red-dark);
  --md-accent-fg-color: var(--aray-red);
  --md-default-bg-color: var(--aray-paper);
  --md-default-fg-color: var(--aray-ink);
  --md-typeset-a-color: var(--aray-red);
  --md-code-bg-color: var(--aray-surface);
}

.md-header {
  background: var(--aray-paper);
  border-bottom: 1px solid var(--aray-line);
  box-shadow: none;
  color: var(--aray-ink);
}

.md-tabs {
  background: var(--aray-paper);
  border-bottom: 1px solid var(--aray-line);
  color: var(--aray-ink);
}

.md-header__button,
.md-header__title,
.md-tabs__link {
  color: var(--aray-ink);
}

.md-header__button:hover,
.md-tabs__link:hover,
.md-tabs__item--active .md-tabs__link {
  color: var(--aray-red);
}

.md-search__form {
  background-color: var(--aray-surface);
}

.md-search__input,
.md-search__input::placeholder,
.md-search__icon {
  color: var(--aray-muted);
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  border-radius: 0.15rem;
}

.md-main__inner {
  margin-top: 1.2rem;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  color: var(--md-default-fg-color);
  font-weight: 700;
  letter-spacing: -0.015em;
}

.md-typeset h2 {
  margin-top: 2.2em;
}

.aray-hero {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: minmax(0, 1fr) 200px;
  min-height: 24rem;
  padding: 2.5rem 0 3rem;
}

.aray-kicker {
  color: var(--aray-red);
  font-family: "Roboto Mono", monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.md-typeset .aray-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.08;
  margin: 0;
  max-width: 17ch;
}

.aray-lead {
  color: var(--aray-muted);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.65;
  max-width: 44rem;
}

.aray-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.md-typeset .md-button {
  border-radius: 0.25rem;
}

.md-typeset .md-button--primary {
  background-color: var(--aray-red);
  border-color: var(--aray-red);
}

.md-typeset .md-button--primary:hover {
  background-color: var(--aray-red-dark);
  border-color: var(--aray-red-dark);
}

.aray-hero__visual {
  justify-self: center;
  max-width: 200px;
}

.aray-hero__visual img {
  display: block;
  width: 100%;
}

.aray-metrics {
  background: var(--aray-paper);
  border: 1px solid var(--aray-line);
  border-radius: 0.35rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 0 4rem;
}

.aray-metric {
  color: var(--aray-muted);
  font-size: 0.76rem;
  line-height: 1.4;
  min-height: 6.5rem;
  padding: 1.25rem;
}

.aray-metric + .aray-metric {
  border-left: 1px solid var(--aray-line);
}

.aray-metric strong {
  color: var(--md-default-fg-color);
  display: block;
  font-family: "Roboto Mono", monospace;
  font-size: 1.7rem;
  line-height: 1.25;
  margin-bottom: 0.35rem;
}

.aray-boundary {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, 1fr);
  margin: 1.5rem 0 2rem;
}

.aray-boundary > div {
  background: var(--aray-paper);
  border: 1px solid var(--aray-line);
  border-radius: 0.35rem;
  border-top: 0.18rem solid var(--aray-red);
  padding: 1.25rem;
}

.md-typeset .aray-boundary h3 {
  margin-top: 0;
}

.md-typeset table:not([class]) {
  border: 1px solid var(--aray-line);
}

.md-typeset table:not([class]) th {
  background-color: var(--aray-surface);
}

.aray-institutions {
  background: var(--aray-surface);
  border-top: 1px solid var(--aray-line);
  color: var(--aray-ink);
  margin-top: 3rem;
}

.aray-institutions__inner {
  padding: 3rem 0.8rem;
  text-align: center;
}

.aray-institutions__kicker {
  color: var(--aray-red);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: 0 0 0.5rem;
  text-transform: uppercase;
}

.aray-institutions h2 {
  color: var(--aray-ink);
  font-size: 1.45rem;
  margin: 0;
}

.aray-institutions__intro {
  color: var(--aray-muted);
  line-height: 1.6;
  margin: 0.75rem auto 2rem;
  max-width: 48rem;
}

.aray-institutions__grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.aray-institution {
  align-items: center;
  background: var(--aray-paper);
  border: 1px solid var(--aray-line);
  border-radius: 0.35rem;
  color: var(--aray-ink);
  display: flex;
  flex-direction: column;
  font-size: 0.72rem;
  font-weight: 500;
  gap: 0.8rem;
  justify-content: space-between;
  line-height: 1.35;
  min-height: 6.8rem;
  padding: 0.8rem;
  text-decoration: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.aray-institution:hover,
.aray-institution:focus-visible {
  border-color: var(--aray-red);
  box-shadow: 0 0.2rem 0.8rem rgba(62, 62, 62, 0.08);
  color: var(--aray-red);
}

.aray-institution__logo {
  align-items: center;
  display: flex;
  height: 3.2rem;
  justify-content: center;
  width: 100%;
}

.aray-institution__logo img {
  display: block;
  height: auto;
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  width: auto;
}

.aray-institution__logo--ita {
  max-width: 7rem;
}

.aray-institution__logo--usp {
  max-width: 5.6rem;
}

.aray-institution__logo--ifood {
  max-width: 4rem;
}

.aray-institution__logo--tamu {
  max-height: 2.6rem;
}

@media screen and (max-width: 48rem) {
  .aray-hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 1.5rem 0 2.5rem;
  }

  .aray-hero__visual {
    margin: 0 auto;
    max-width: 140px;
    order: -1;
  }

  .md-typeset .aray-hero h1 {
    font-size: clamp(2.1rem, 11vw, 3rem);
  }

  .aray-metrics {
    grid-template-columns: repeat(2, 1fr);
  }

  .aray-metric:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--aray-line);
  }

  .aray-metric:nth-child(4) {
    border-top: 1px solid var(--aray-line);
  }

  .aray-boundary {
    grid-template-columns: 1fr;
  }

  .aray-institutions__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media screen and (max-width: 30rem) {
  .aray-metrics {
    grid-template-columns: 1fr;
  }

  .aray-metric + .aray-metric {
    border-left: 0;
    border-top: 1px solid var(--aray-line);
  }

  .aray-institutions__grid {
    grid-template-columns: 1fr;
  }
}