:root {
  --bbc-red: #0d8306;
  --bbc-blue: #1172c2;
  --bbc-black: #0d0d0d;
  --bbc-grey: #dcdcdc;
  --bbc-light-grey: #f2f2f2;
  --bbc-font: "Helvetica Neue", "Segoe UI", Arial, sans-serif;
}

body.bbc-shell {
  margin: 0;
  background: #fff;
  color: var(--bbc-black);
  font-family: var(--bbc-font);
  font-size: 16px;
  line-height: 1.5;
}

.bbc-topbar {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0.75rem 2rem;
  background: #fff;
  border-bottom: 1px solid var(--bbc-grey);
}

.bbc-brand {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.3rem;
  font-weight: 700;
}

.bbc-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.bbc-logo:hover {
  opacity: 0.85;
}

.bbc-logo__block {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  background: var(--bbc-red);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}

.bbc-site {
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

.bbc-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  padding: 0.5rem 2rem;
  background: #fff;
  border-bottom: 1px solid var(--bbc-grey);
}

.bbc-nav a {
  font-weight: 600;
  color: var(--bbc-black);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.bbc-nav a:hover {
  color: var(--bbc-red);
}

.bbc-main {
  padding: 1.5rem 2rem 2.5rem;
  max-width: 1080px;
  margin: 0 auto;
}

.bbc-research {
  padding-top: 0.5rem;
}

.bbc-heading {
  font-size: 2.1rem;
  margin: 0 0 1.25rem;
  font-weight: 700;
}

.bbc-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
}

.bbc-card {
  background: #fff;
  border: none;
  border-bottom: 1px solid var(--bbc-grey);
  padding-bottom: 1.1rem;
  transition: color 0.2s ease;
}

.bbc-card:last-child {
  border-bottom: none;
}

.bbc-grid__secondary .bbc-card {
  background: #fff;
  border: none;
  border-bottom: 1px solid var(--bbc-grey);
  border-left: 3px solid var(--bbc-light-grey);
  padding-bottom: 1.5rem;
  padding-left: 0.75rem;
  box-shadow: none;
  transition: border-left-color 0.2s ease;
}

.bbc-grid__secondary .bbc-card:hover {
  border-left-color: var(--bbc-red);
}

.bbc-grid__stack .bbc-card {
  background: #fff;
  border: none;
  border-bottom: 1px solid var(--bbc-grey);
  padding-bottom: 1.5rem;
  box-shadow: none;
}

.bbc-grid__secondary .bbc-card:last-child,
.bbc-grid__stack .bbc-card:last-child {
  border-bottom: 1px solid var(--bbc-grey);
}

.bbc-card.hero {
  background: #fff;
  border: none;
  border-left: 4px solid var(--bbc-light-grey);
  display: grid;
  grid-template-rows: auto 1fr;
  grid-column: 1;
  grid-row: 1;
  transition: border-left-color 0.2s ease;
}

.bbc-card.hero:hover {
  border-left-color: var(--bbc-red);
}

.bbc-card.hero .bbc-card__body {
  padding: 1.75rem;
}

.bbc-grid__secondary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  grid-column: 2;
  grid-row: 1;
}

.bbc-grid__stack {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  grid-column: 1 / span 2;
  grid-row: 2;
}

.bbc-card__media {
  margin: 0;
  width: 100%;
  overflow: hidden;
  border-bottom: 1px solid var(--bbc-grey);
  transition: border-color 0.2s ease;
}

.bbc-card__link:hover .bbc-card__media {
  border-bottom-color: var(--bbc-red);
}

.bbc-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: 180px;
  object-fit: cover;
}

.bbc-card.hero .bbc-card__media img {
  max-height: 260px;
}

.bbc-card__body {
  padding: 1rem 1.25rem 1.2rem;
}

.bbc-card__link {
  color: inherit;
  text-decoration: none;
  display: block;
  height: 100%;
}

.bbc-card__link:hover .bbc-card__title {
  color: var(--bbc-red);
}

.bbc-card__title {
  margin: 0 0 0.4rem;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.18;
}

.bbc-card.small .bbc-card__title {
  font-size: 1.05rem;
}

.bbc-card__summary {
  margin: 0 0 0.5rem;
  color: #3d3d3d;
  font-size: 0.88rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.bbc-card.hero .bbc-card__summary {
  font-size: 0.96rem;
  line-height: 1.45;
  -webkit-line-clamp: 3;
}

.bbc-card__meta {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.76rem;
  font-weight: 600;
  color: #5a5a5a;
}

.bbc-card__meta span,
.bbc-card__meta time {
  display: inline-flex;
  align-items: center;
}

.bbc-card__date {
  color: #5a5a5a;
}

.bbc-card__category {
  color: var(--bbc-red);
  font-weight: 700;
}

.bbc-card__live {
  color: var(--bbc-blue);
  text-transform: uppercase;
  font-weight: 700;
}

.bbc-generic-list {
  background: transparent;
}

.bbc-generic-content {
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  color: #2c2c2c;
  line-height: 1.7;
}

.bbc-facilities__content {
  max-width: 900px;
  line-height: 1.7;
  color: #2c2c2c;
}

.bbc-facilities__content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 2rem 0 1rem;
  color: var(--bbc-black);
  border-bottom: 3px solid var(--bbc-red);
  padding-bottom: 0.5rem;
}

.bbc-facilities__content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 1.5rem 0 0.75rem;
  color: var(--bbc-black);
}

.bbc-facilities__content p {
  margin: 0 0 1.25rem;
  font-size: 1.05rem;
}

.bbc-facilities__content ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.bbc-facilities__content ul li {
  padding: 0.75rem 0 0.75rem 1.5rem;
  border-left: 3px solid var(--bbc-light-grey);
  margin-bottom: 0.5rem;
  transition: border-left-color 0.2s ease;
}

.bbc-facilities__content ul li:hover {
  border-left-color: var(--bbc-red);
}

.bbc-facilities__content ul li strong {
  color: var(--bbc-black);
  font-weight: 700;
}

.bbc-publications__intro {
  margin-bottom: 2rem;
  font-size: 1.05rem;
  color: #2c2c2c;
  line-height: 1.7;
}

.bbc-publications__list {
  max-width: 900px;
}

.bbc-publication {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--bbc-grey);
  border-left: 3px solid var(--bbc-light-grey);
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  transition: border-left-color 0.2s ease;
}

.bbc-publication:hover {
  border-left-color: var(--bbc-red);
}

.bbc-publication__title {
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
}

.bbc-publication__title a {
  color: var(--bbc-black);
  text-decoration: none;
  transition: color 0.2s ease;
}

.bbc-publication__title a:hover {
  color: var(--bbc-red);
}

.bbc-publication__authors {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  color: #3d3d3d;
  line-height: 1.4;
}

.bbc-publication__meta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: #5a5a5a;
  font-weight: 600;
}

.bbc-publication__venue {
  font-style: italic;
}

.bbc-publication__year {
  color: var(--bbc-red);
}

.bbc-publication__citations {
  color: #5a5a5a;
}

.bbc-publications__empty {
  background: var(--bbc-light-grey);
  padding: 2rem;
  border-left: 4px solid var(--bbc-red);
  margin-top: 2rem;
}

.bbc-publications__empty p {
  margin: 0 0 1rem;
  font-size: 1.05rem;
}

.bbc-publications__empty pre {
  background: #fff;
  padding: 1rem;
  border: 1px solid var(--bbc-grey);
  overflow-x: auto;
  font-size: 0.9rem;
}

.bbc-generic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.bbc-home {
  max-width: 1080px;
  margin: 0 auto;
}

.bbc-hero {
  background: var(--bbc-light-grey);
  padding: 2.5rem 2rem;
  margin-bottom: 2rem;
  border-bottom: 4px solid var(--bbc-red);
}

.bbc-hero__title {
  margin: 0 0 0.5rem;
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--bbc-black);
}

.bbc-hero__tagline {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 400;
  color: #3d3d3d;
  line-height: 1.3;
}

.bbc-home__content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  padding: 0 2rem;
}

.bbc-home__main {
  line-height: 1.7;
  color: #2c2c2c;
}

.bbc-home__main p {
  margin: 0 0 1.25rem;
  font-size: 1.05rem;
}

.bbc-lede {
  font-size: 1.15rem !important;
  font-weight: 500;
  line-height: 1.6 !important;
  color: var(--bbc-black) !important;
}

.bbc-home__sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.bbc-sidebar-card {
  background: var(--bbc-light-grey);
  border-left: 4px solid var(--bbc-red);
  padding: 1.5rem;
}

.bbc-sidebar-card--image {
  padding: 0;
  background: transparent;
  border: none;
}

.bbc-sidebar-image {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--bbc-grey);
}

.bbc-sidebar-card__title {
  margin: 0 0 0.75rem;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--bbc-black);
}

.bbc-sidebar-card__text {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.5;
  color: #3d3d3d;
}

.bbc-button {
  display: inline-block;
  background: var(--bbc-red);
  color: #fff;
  padding: 0.65rem 1.5rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s ease;
}

.bbc-button:hover {
  background: #a01515;
}

.bbc-footer {
  background: #fff;
  border-top: 1px solid var(--bbc-grey);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
}

.bbc-article {
  background: #fff;
  border: 1px solid var(--bbc-grey);
  padding: 2rem;
}

.bbc-article__header h1 {
  margin: 0 0 0.5rem;
  font-size: 2rem;
  line-height: 1.2;
}

.bbc-article__category {
  margin: 0;
  font-weight: 600;
  color: var(--bbc-red);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.bbc-article__media {
  float: left;
  width: 45%;
  margin: 0 2rem 1.5rem 0;
}

.bbc-article__media img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  border: 1px solid var(--bbc-grey);
}

.bbc-article__body {
  line-height: 1.7;
  font-size: 1.05rem;
  color: #2c2c2c;
}

.bbc-article__body::after {
  content: "";
  display: table;
  clear: both;
}

@media (max-width: 1200px) {
  .bbc-main {
    padding: 1.5rem 1.5rem 2.5rem;
  }

  .bbc-grid {
    grid-template-columns: 1.6fr 1fr;
    gap: 1.4rem;
  }

  .bbc-grid__stack {
    grid-template-columns: 1fr;
  }

  .bbc-card.hero .bbc-card__body {
    padding: 1.3rem;
  }

  .bbc-card__title {
    font-size: 1.1rem;
  }

  .bbc-card__summary {
    font-size: 0.86rem;
  }

  .bbc-nav {
    gap: 1.5rem;
    padding: 0.5rem 1.5rem;
  }
}

@media (max-width: 900px) {
  .bbc-main {
    padding: 1.5rem 1.25rem 2.5rem;
  }

  .bbc-heading {
    font-size: 2rem;
  }

  .bbc-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .bbc-grid__secondary {
    gap: 1.2rem;
  }

  .bbc-grid__stack {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .bbc-card.hero {
    box-shadow: none;
  }

  .bbc-card.hero .bbc-card__media img {
    max-height: 320px;
  }

  .bbc-card.hero .bbc-card__body {
    padding: 1.25rem;
  }

  .bbc-card__title {
    font-size: 1.15rem;
  }

  .bbc-card.small .bbc-card__title {
    font-size: 1.05rem;
  }

  .bbc-card__summary {
    font-size: 0.88rem;
  }

  .bbc-topbar {
    padding: 0.75rem 1.25rem;
  }

  .bbc-brand {
    flex-direction: column;
    gap: 0.4rem;
    text-align: center;
  }

  .bbc-nav {
    justify-content: center;
    gap: 1.5rem;
    padding: 0.5rem 1.25rem;
  }

  .bbc-home__content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1.25rem;
  }

  .bbc-hero {
    padding: 2rem 1.25rem;
  }

  .bbc-hero__title {
    font-size: 2rem;
  }

  .bbc-hero__tagline {
    font-size: 1.15rem;
  }
}

@media (max-width: 600px) {
  .bbc-heading {
    font-size: 1.75rem;
  }

  .bbc-topbar {
    padding: 0.65rem 1rem;
  }

  .bbc-logo {
    gap: 0.2rem;
  }

  .bbc-logo__block {
    width: 1.9rem;
    height: 1.9rem;
    font-size: 0.95rem;
  }

  .bbc-site {
    font-size: 0.95rem;
  }

  .bbc-card.hero .bbc-card__media img {
    max-height: 240px;
  }

  .bbc-card__body {
    padding: 1rem 1.2rem 1.2rem;
  }

  .bbc-hero {
    padding: 1.5rem 1rem;
  }

  .bbc-hero__title {
    font-size: 1.65rem;
  }

  .bbc-hero__tagline {
    font-size: 1rem;
  }

  .bbc-home__content {
    padding: 0 1rem;
  }

  .bbc-lede {
    font-size: 1.05rem !important;
  }

  .bbc-article__media {
    float: none;
    width: 100%;
    margin: 0 0 1.5rem 0;
  }
}