.bd-main .bd-content .bd-article-container {
  max-width: 78em;  /* default is 60em */
}
.bd-page-width {
  max-width: 96rem;  /* default is 88rem */
}

/* Light mode (default) */
.bd-header-announcement {
  background-color: #DAEBF1 !important;  /* Your chosen background */
  color: #002B5C !important;            /* A strong contrasting text colour */
  border-left: 5px solid #007CBA !important; /* A refined accent colour */
}

.bd-header-announcement__content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 0.75rem;
  padding: 0.75rem 1rem;
  font-size: 1.05rem;
  font-weight: 650;
  line-height: 1.25;
}

.bd-header-announcement__content a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}

.bd-header-announcement__content a.moabb-announcement-cta {
  background-color: #007CBA;
  color: #ffffff !important;
  text-decoration: none;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-weight: 800;
  box-shadow: 0 10px 22px rgba(0, 124, 186, 0.25);
  transition: background-color 200ms ease, transform 200ms ease;
}

.bd-header-announcement__content a.moabb-announcement-cta:hover {
  background-color: #005a8c;
  transform: translateY(-1px);
}

.moabb-announcement-secondary {
  font-weight: 550;
}

/* Dark mode (theme toggle) */
html[data-theme="dark"] .bd-header-announcement {
  background-color: #002B5C !important;
  color: #DAEBF1 !important;
  border-left: 5px solid #007CBA !important;
}

/* Dark mode (OS preference fallback) */
@media (prefers-color-scheme: dark) {
  .bd-header-announcement {
    background-color: #002B5C !important;
    color: #DAEBF1 !important;
    border-left: 5px solid #007CBA !important;
  }
}

@media (max-width: 768px) {
  .bd-header-announcement__content {
    font-size: 0.98rem;
    padding: 0.6rem 0.75rem;
  }
}

/* ******************************************************* MOABB Hero Section */
.moabb-hero {
    padding: 0;
    background: linear-gradient(
      180deg,
      var(--pst-color-surface) 0%,
      var(--pst-color-background) 65%
    );
    border-bottom: 1px solid var(--pst-color-border);
}

.moabb-hero-logo {
    width: clamp(96px, 20vw, 300px);
    height: auto;
}

.moabb-hero-title {
    font-size: clamp(2.5rem, 4vw, 3.75rem);
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.0;
}

.moabb-hero-subtitle {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--pst-color-text-muted);
    line-height: 1.0;
}

.moabb-tagline {
    color: var(--pst-color-text-muted);
    font-weight: 350;
    max-width: 62ch;
    line-height: 1.6;
    font-size: 1.15rem;
}

.moabb-hero-highlights {
    list-style: none;
    padding-left: 0;
    margin: 0;
    display: grid;
    gap: 0.5rem;
    max-width: 62ch;
}

.moabb-hero-highlights li {
    display: flex;
    gap: 0.55rem;
    align-items: flex-start;
    line-height: 1.35;
    color: var(--pst-color-text-base);
}

.moabb-hero-highlights li::before {
    content: "✓";
    color: var(--pst-color-primary);
    font-weight: 900;
    margin-top: 0.05rem;
}

/* Quick Action Buttons */
.moabb-quick-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.65rem;
}

.btn-moabb-primary {
    background-color: #007CBA;
    color: white !important;
    border: none;
    padding: 0.75rem 1.25rem;
    border-radius: 999px;
    font-weight: 650;
    text-decoration: none !important;
    transition: background-color 200ms ease, transform 200ms ease;
}

.btn-moabb-primary:hover {
    background-color: #005a8c;
    transform: translateY(-1px);
}

.btn-moabb-secondary {
    background-color: transparent;
    color: var(--pst-color-text-base) !important;
    border: 1px solid var(--pst-color-border);
    padding: 0.75rem 1.25rem;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none !important;
    transition: background-color 200ms ease, border-color 200ms ease, transform 200ms ease;
}

.btn-moabb-secondary:hover {
    background-color: var(--pst-color-surface);
    border-color: var(--pst-color-primary);
    transform: translateY(-1px);
}

/* Badges Section */
.moabb-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
}

.moabb-badges a {
    text-decoration: none;
}

.moabb-badges img {
    height: 22px;
}

.moabb-gallery-container {
    margin-bottom: 2rem;
}

.moabb-hero-visual {
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--pst-color-border);
    background: var(--pst-color-surface);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.10);
}

html[data-theme="dark"] .moabb-hero-visual {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.moabb-hero-visual img {
    display: block;
    width: 100%;
    height: auto;
}

.moabb-divider {
    margin: 2rem auto;
    max-width: 80%;
    border-top: 1px solid var(--pst-color-border);
}

/* ****************************************************** Contributors */
.moabb-contributors {
    margin: 1.25rem 0 0.5rem;
}

.moabb-contributors img {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    border: 1px solid var(--pst-color-border);
    background: var(--pst-color-surface);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

html[data-theme="dark"] .moabb-contributors img {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

/* ******************************************************* Colab launcher */
.moabb-colab-card {
    border: 1px solid var(--pst-color-border);
}

.moabb-colab-card-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.6rem;
    padding: 0.95rem 0.9rem;
}

.moabb-colab-card .sd-btn {
    width: 100%;
    max-width: 240px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 0.85rem;
}

.moabb-colab-badge {
    height: 22px;
    vertical-align: middle;
}

/* ******************************************************* homepage carousel */
div.frontpage-gallery {
    overflow: hidden;
    height: 250px;
    justify-content: center;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: box-shadow 300ms ease-out, transform 300ms ease-out;
}

div.frontpage-gallery:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

div.frontpage-gallery a {
    text-decoration: none;
    color: var(--pst-color-text-base);
}

div.frontpage-gallery img.card-img {
    transform: scale(1.05);
    opacity: 0.95;
    transition: transform 300ms ease-out, opacity 300ms ease-out;
}

div.frontpage-gallery:hover img.card-img {
    transform: scale(1.10);
    opacity: 1.0;
}

div.frontpage-gallery .fadeout {
    opacity: 1.0;
    transition: 200ms linear;
}

div.frontpage-gallery:hover .fadeout {
    opacity: 1.0;
}

.gallery-title {
    font-size: 1.45rem;
    font-weight: 800;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}

.gallery-text {
    font-size: 1.0rem;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.45;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}

/* affects the homepage gallery tiles */
div.frontpage-gallery.card {
    border: 1px solid var(--pst-color-border);
    background-color: var(--pst-color-background);
}

.card-header {
    border-bottom-color: var(--pst-color-border);
    background-color: rgba(0, 0, 0, 0.05);
}

html[data-theme="dark"] .card-header {
    background-color: rgba(255, 255, 255, 0.2);
}

html[data-theme="dark"] div.frontpage-gallery {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

html[data-theme="dark"] div.frontpage-gallery:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

/* MOABB specific card image styling */
div.frontpage-gallery img.moabb-card {
    object-fit: cover;
    width: 100%;
    height: 100%;
}

div.frontpage-gallery .card-img-overlay {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(
      180deg,
      rgba(0, 0, 0, 0.05) 0%,
      rgba(0, 0, 0, 0.55) 70%,
      rgba(0, 0, 0, 0.70) 100%
    );
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .moabb-hero-logo {
        width: 112px;
    }

    .moabb-tagline {
        font-size: 1.05rem;
    }

    .btn-moabb-primary,
    .btn-moabb-secondary {
        padding: 0.65rem 1.05rem;
        font-size: 0.95rem;
    }

    div.frontpage-gallery {
        height: 220px;
    }

    .gallery-title {
        font-size: 1.25rem;
    }

    .gallery-text {
        font-size: 0.9rem;
    }
}

@media (min-width: 992px) {
    .moabb-quick-links,
    .moabb-badges {
        justify-content: flex-start;
    }
}