:root {
  --md-primary-fg-color: #17324d;
  --md-primary-fg-color--light: #274866;
  --md-primary-fg-color--dark: #0f2438;
  --md-accent-fg-color: #b87322;
  --md-typeset-a-color: #8a520f;
  --mri-navy: #17324d;
  --mri-slate: #2f4052;
  --mri-gold: #d8912f;
  --mri-gold-soft: #f3d7a0;
  --mri-green: #587566;
  --mri-paper: #fbf7ef;
  --mri-card-bg: #fbf7ef;
  --mri-soft-bg: rgba(88, 117, 102, 0.08);
  --mri-pill-bg: rgba(216, 145, 47, 0.13);
  --mri-button-secondary-bg: rgba(216, 145, 47, 0.12);
  --mri-border: rgba(23, 50, 77, 0.16);
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #0f2438;
  --md-primary-fg-color--light: #17324d;
  --md-primary-fg-color--dark: #081723;
  --md-accent-fg-color: #f3b556;
  --md-typeset-a-color: #ffd27a;
  --mri-navy: #0f2438;
  --mri-gold: #ffd27a;
  --mri-gold-soft: #ffe2a8;
  --mri-green: #8eb39e;
  --mri-paper: #122131;
  --mri-card-bg: #192c40;
  --mri-soft-bg: rgba(142, 179, 158, 0.16);
  --mri-pill-bg: rgba(255, 210, 122, 0.2);
  --mri-button-secondary-bg: rgba(255, 210, 122, 0.18);
  --mri-border: rgba(255, 226, 168, 0.28);
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  height: 2.25rem;
  width: 2.25rem;
  border-radius: 50%;
}

.md-typeset h1,
.md-typeset h2 {
  font-weight: 650;
}

.mri-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  gap: 2rem;
  align-items: center;
  margin: 1.2rem 0 2rem;
  padding: clamp(1.25rem, 4vw, 2.4rem);
  border: 1px solid var(--mri-border);
  border-radius: 0.75rem;
  background:
    radial-gradient(circle at 88% 16%, rgba(216, 145, 47, 0.22), transparent 26%),
    linear-gradient(135deg, rgba(23, 50, 77, 0.08), rgba(88, 117, 102, 0.08)),
    var(--mri-paper);
}

.mri-hero h1 {
  margin-bottom: 0.35rem;
}

.mri-kicker {
  margin: 0 0 0.55rem;
  color: var(--mri-gold);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mri-lede {
  max-width: 44rem;
  font-size: 1.08rem;
}

.mri-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.1rem;
}

.mri-button {
  display: inline-flex;
  align-items: center;
  min-height: 2.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: 0.35rem;
  border: 1px solid var(--mri-border);
  font-weight: 650;
  text-decoration: none;
}

.mri-button.primary {
  background: var(--mri-navy);
  color: #fff;
}

.mri-button.secondary {
  background: var(--mri-button-secondary-bg);
  color: var(--md-typeset-a-color);
}

.mri-button.primary:hover,
.mri-button.secondary:hover,
.mri-card h3 a:hover {
  filter: brightness(1.08);
}

.mri-hero-mark {
  display: flex;
  justify-content: center;
}

.mri-hero-mark img {
  width: min(18rem, 100%);
  height: auto;
  border-radius: 0.65rem;
  box-shadow: 0 1rem 2.5rem rgba(15, 36, 56, 0.2);
}

.mri-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13.5rem, 1fr));
  gap: 0.9rem;
  margin: 1rem 0 1.5rem;
}

.mri-card {
  border: 1px solid var(--mri-border);
  border-radius: 0.55rem;
  padding: 1rem;
  background: var(--mri-card-bg);
}

.mri-card h3 {
  margin-top: 0;
}

.mri-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.35rem 0 0.7rem;
}

.mri-pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.35rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: var(--mri-pill-bg);
  color: var(--md-default-fg-color);
  font-size: 0.68rem;
  font-weight: 650;
}

.mri-pathway {
  display: grid;
  gap: 0.7rem;
  counter-reset: pathway;
}

.mri-step {
  counter-increment: pathway;
  position: relative;
  padding: 0.8rem 0.9rem 0.8rem 3rem;
  border: 1px solid var(--mri-border);
  border-radius: 0.55rem;
  background: var(--mri-soft-bg);
}

.mri-step::before {
  content: counter(pathway);
  position: absolute;
  left: 0.85rem;
  top: 0.8rem;
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 999px;
  background: var(--mri-navy);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}

[data-md-color-scheme="slate"] .md-typeset a {
  color: var(--md-typeset-a-color);
}

[data-md-color-scheme="slate"] .md-typeset a:hover {
  color: #ffe2a8;
}

[data-md-color-scheme="slate"] .mri-hero {
  background:
    radial-gradient(circle at 88% 16%, rgba(255, 210, 122, 0.18), transparent 28%),
    linear-gradient(135deg, rgba(23, 50, 77, 0.56), rgba(88, 117, 102, 0.18)),
    var(--mri-paper);
}

[data-md-color-scheme="slate"] .mri-button.primary {
  border-color: rgba(255, 226, 168, 0.34);
  background: #ffd27a;
  color: #102235;
}

[data-md-color-scheme="slate"] .mri-pill {
  color: #fff4d9;
}

[data-md-color-scheme="slate"] .mri-step::before {
  background: #ffd27a;
  color: #102235;
}

[data-md-color-scheme="slate"] .md-nav__link {
  color: rgba(236, 242, 247, 0.86);
}

[data-md-color-scheme="slate"] .md-nav__link:hover,
[data-md-color-scheme="slate"] .md-nav__link:focus,
[data-md-color-scheme="slate"] .md-nav__link--active,
[data-md-color-scheme="slate"] .md-nav__item .md-nav__link--active {
  color: #ffd27a;
}

[data-md-color-scheme="slate"] .md-tabs__link {
  color: rgba(255, 255, 255, 0.82);
}

[data-md-color-scheme="slate"] .md-tabs__link--active,
[data-md-color-scheme="slate"] .md-tabs__link:hover {
  color: #ffd27a;
}

.mri-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 1.2rem;
  align-items: center;
  margin: 1.4rem 0;
}

.mri-figure {
  margin: 0;
}

.mri-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 0.65rem;
  border: 1px solid var(--mri-border);
  box-shadow: 0 0.75rem 1.8rem rgba(15, 36, 56, 0.16);
}

.mri-figure.wide img {
  aspect-ratio: 16 / 9;
}

.mri-figure figcaption {
  margin-top: 0.45rem;
  color: var(--md-default-fg-color--light);
  font-size: 0.72rem;
  line-height: 1.35;
}

.mri-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 0.85rem;
  margin: 1rem 0 1.5rem;
}

.mri-gallery .mri-figure img {
  aspect-ratio: 3 / 4;
}

.mri-image-note {
  padding: 0.75rem 0.9rem;
  border-left: 0.2rem solid var(--mri-gold);
  background: var(--mri-soft-bg);
  border-radius: 0.35rem;
  color: var(--md-default-fg-color--light);
  font-size: 0.82rem;
}

@media screen and (max-width: 760px) {
  .mri-hero {
    grid-template-columns: 1fr;
  }

  .mri-hero-mark {
    justify-content: flex-start;
  }

  .mri-hero-mark img {
    width: 100%;
  }

  .mri-feature {
    grid-template-columns: 1fr;
  }
}

.course-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  align-items: center;
}