/* DBC / BIOTEN V4.5.0
   Navigation legibility, newsroom hierarchy and branded PDF reading surface.
   This layer is intentionally scoped so the confirmed homepage composition
   remains unchanged. */

:root {
  --v450-blue: #075ca8;
  --v450-blue-deep: #073d70;
  --v450-green: #087e59;
  --v450-green-deep: #075f47;
  --v450-ink: #101a22;
  --v450-copy: #354550;
  --v450-muted: #6d7c86;
  --v450-paper: #f5f8f9;
  --v450-line: rgba(17, 57, 82, .13);
  --v450-soft-line: rgba(17, 57, 82, .08);
  --v450-shadow: 0 28px 72px rgba(20, 44, 61, .1);
  --v450-radius: 1.15rem;
  --v450-ease: cubic-bezier(.22, 1, .36, 1);
}

/* ---------- Desktop navigation: readable, calm and consistent ---------- */

@media (min-width: 861px) {
  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega__inner {
    padding-top: 1.45rem;
    padding-bottom: 1.45rem;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega__intro h2 {
    letter-spacing: -.035em;
  }

  html body.v450-site.dbc-global-nav-active
    .dbc-desktop-mega__intro > p:not(.dbc-desktop-mega__eyebrow) {
    color: #445560;
    font-size: .775rem !important;
    line-height: 1.62 !important;
  }

  html body.v450-site.dbc-global-nav-active
    .dbc-desktop-mega--direct .dbc-desktop-route__desc {
    margin-top: .38rem !important;
    color: #465762;
    font-size: .735rem !important;
    line-height: 1.5 !important;
  }

  html body.v450-site.dbc-global-nav-active
    .dbc-desktop-mega--direct .dbc-desktop-route__copy strong {
    font-size: clamp(.82rem, .9vw, .92rem) !important;
    line-height: 1.34 !important;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-route {
    border-color: rgba(7, 92, 168, .13);
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-route:is(:hover, :focus-visible) {
    border-color: rgba(7, 92, 168, .32);
    box-shadow: 0 18px 38px rgba(18, 50, 73, .105), inset 0 1px rgba(255, 255, 255, .92);
    transform: translateY(-2px);
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega__index > p {
    padding-top: .74rem;
    padding-bottom: .7rem;
    color: #60717c;
    font-size: .69rem;
    letter-spacing: .055em;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega__index > a {
    min-height: 2.7rem;
    padding: .72rem .76rem .68rem;
    color: #31434f;
    font-size: .75rem;
    font-weight: 640;
    line-height: 1.42;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega__index > a > span:last-child {
    opacity: .48;
    transition: opacity 180ms ease, transform 180ms ease;
  }

  html body.v450-site.dbc-global-nav-active
    .dbc-desktop-mega__index > a:is(:hover, :focus-visible) > span:last-child {
    opacity: 1;
    transform: translate(1px, -1px);
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega__quick > p {
    color: #5f707a;
    font-size: .69rem;
    letter-spacing: .055em;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega__quick > a {
    min-height: 2.55rem;
    color: #31434f;
    font-size: .75rem;
    line-height: 1.42;
  }

  /* News uses actual articles above and information routes below. Its cards
     therefore need room for a real headline without becoming visually heavy. */
  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega--news .dbc-desktop-route {
    grid-template-rows: 6.35rem minmax(0, 1fr);
    height: 16.1rem;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega--news .dbc-desktop-route__copy {
    padding: .88rem .88rem .76rem;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega--news .dbc-desktop-route__copy strong {
    display: -webkit-box;
    overflow: hidden;
    font-size: .84rem;
    line-height: 1.42;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega--news .dbc-desktop-route__desc {
    display: -webkit-box;
    overflow: hidden;
    margin-top: .42rem;
    color: #5c6c76;
    font-size: .72rem;
    line-height: 1.45;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  html body.v450-site.dbc-global-nav-active .dbc-desktop-mega--news .dbc-desktop-mega__quick {
    align-content: start;
  }
}

/* ---------- Newsroom foundation ---------- */

html {
  scroll-padding-top: 6.5rem;
}

body.newsroom-v450 {
  color: var(--v450-ink);
  background:
    radial-gradient(circle at 13% 15%, rgba(7, 92, 168, .055), transparent 28rem),
    radial-gradient(circle at 91% 31%, rgba(8, 126, 89, .045), transparent 28rem),
    #f8fafb;
}

body.newsroom-v450 #main-content {
  overflow: clip;
}

.v450-news-shell {
  width: min(100% - 3rem, 82rem);
  margin-inline: auto;
}

.v450-news-hero {
  position: relative;
  min-height: clamp(25rem, 53vh, 34rem);
  display: grid;
  align-items: end;
  padding: clamp(8rem, 12vw, 10.5rem) 0 clamp(3.5rem, 6vw, 5.5rem);
  border-bottom: 1px solid var(--v450-line);
  isolation: isolate;
}

.v450-news-hero::before,
.v450-news-hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
  z-index: -1;
}

.v450-news-hero::before {
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 92, 168, .08) 0 1px, transparent 1px) 50% 0 / min(8vw, 7rem) 100%,
    linear-gradient(180deg, transparent 0 75%, rgba(7, 92, 168, .035));
  mask-image: linear-gradient(to right, transparent, #000 16%, #000 84%, transparent);
  opacity: .58;
}

.v450-news-hero::after {
  width: clamp(15rem, 32vw, 30rem);
  aspect-ratio: 1;
  right: -8%;
  bottom: -42%;
  border: 1px solid rgba(8, 126, 89, .12);
  border-radius: 50%;
  box-shadow: 0 0 0 4rem rgba(7, 92, 168, .022), 0 0 0 8rem rgba(8, 126, 89, .018);
}

.v450-news-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(18rem, .65fr);
  align-items: end;
  gap: clamp(2rem, 7vw, 7rem);
}

.v450-news-kicker,
.v450-news-section-kicker {
  margin: 0 0 1rem;
  color: var(--v450-blue);
  font-size: .72rem;
  font-weight: 760;
  line-height: 1.4;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.v450-news-hero h1 {
  max-width: 8ch;
  margin: 0;
  font-size: clamp(3.3rem, 7.2vw, 7rem);
  font-weight: 680;
  line-height: .95;
  letter-spacing: -.075em;
}

.v450-news-hero__copy {
  position: relative;
  padding-top: 1.15rem;
  border-top: 2px solid;
  border-image: linear-gradient(90deg, var(--v450-blue) 0 38%, var(--v450-green) 38% 58%, transparent 58%) 1;
}

.v450-news-hero__copy p {
  margin: 0;
  color: var(--v450-copy);
  font-size: clamp(.96rem, 1.3vw, 1.08rem);
  line-height: 1.78;
}

.v450-news-hero__copy p + p {
  margin-top: .75rem;
  color: var(--v450-muted);
  font-size: .78rem;
  line-height: 1.65;
}

.v450-news-featured,
.v450-news-current,
.v450-news-archive-promo,
.v450-archive-section {
  padding: clamp(4rem, 7vw, 7rem) 0;
}

.v450-news-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, .58fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: clamp(1.75rem, 3vw, 2.8rem);
}

.v450-news-section-head h2 {
  max-width: 16ch;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.55rem);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -.05em;
}

.v450-news-section-head > p {
  margin: 0;
  color: var(--v450-muted);
  font-size: .9rem;
  line-height: 1.72;
}

.v450-news-featured__grid,
.v450-news-featured__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(18rem, .82fr);
  gap: clamp(.85rem, 1.5vw, 1.2rem);
}

.v450-news-lead,
.v450-news-feature-card,
.v450-news-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--v450-line);
  background: rgba(255, 255, 255, .88);
  color: var(--v450-ink);
  text-decoration: none;
  transition: transform 280ms var(--v450-ease), border-color 220ms ease, box-shadow 280ms ease;
}

.v450-news-lead:is(:hover, :focus-visible),
.v450-news-feature-card:is(:hover, :focus-visible),
.v450-news-card:is(:hover, :focus-visible) {
  border-color: rgba(7, 92, 168, .28);
  box-shadow: 0 22px 55px rgba(18, 50, 73, .105);
  transform: translateY(-3px);
}

.v450-news-lead {
  min-height: 36rem;
  display: grid;
  align-content: end;
  border-radius: var(--v450-radius);
  background: #0c1d2a;
  color: #fff;
}

.v450-news-lead img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .78;
  transition: transform 800ms var(--v450-ease), opacity 280ms ease;
}

.v450-news-lead::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(5, 17, 25, .02) 20%, rgba(5, 17, 25, .82) 90%);
}

.v450-news-lead:is(:hover, :focus-visible) img {
  opacity: .88;
  transform: scale(1.025);
}

.v450-news-lead__copy {
  position: relative;
  z-index: 1;
  max-width: 46rem;
  padding: clamp(1.5rem, 4vw, 3rem);
}

.v450-news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .85rem;
  align-items: center;
  margin-bottom: .75rem;
  color: var(--v450-muted);
  font-size: .7rem;
  font-weight: 680;
  letter-spacing: .045em;
}

.v450-news-meta span:first-child {
  color: var(--v450-blue);
}

.v450-news-lead .v450-news-meta {
  color: rgba(255, 255, 255, .72);
}

.v450-news-lead .v450-news-meta span:first-child {
  color: #8bc9ff;
}

.v450-news-lead h2,
.v450-news-lead h3 {
  max-width: 17ch;
  margin: 0;
  font-size: clamp(1.8rem, 3.5vw, 3.2rem);
  font-weight: 620;
  line-height: 1.18;
  letter-spacing: -.045em;
}

.v450-news-lead p {
  max-width: 44rem;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, .78);
  font-size: .9rem;
  line-height: 1.7;
}

.v450-news-featured__stack,
.v450-news-featured__rail {
  display: grid;
  grid-template-rows: repeat(3, minmax(0, 1fr));
  gap: clamp(.85rem, 1.5vw, 1.2rem);
}

.v450-news-feature-card {
  display: grid;
  grid-template-columns: 7.75rem minmax(0, 1fr);
  border-radius: .9rem;
}

.v450-news-feature-card img {
  width: 100%;
  height: 100%;
  min-height: 9rem;
  object-fit: cover;
}

.v450-news-feature-card__copy {
  display: grid;
  align-content: center;
  padding: 1.15rem;
}

.v450-news-feature-card h3 {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  font-size: .94rem;
  font-weight: 650;
  line-height: 1.48;
  letter-spacing: -.012em;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.v450-news-current {
  border-top: 1px solid var(--v450-line);
  background: rgba(255, 255, 255, .46);
}

.v450-news-filter,
.v450-archive-filter {
  position: sticky;
  top: max(4.75rem, env(safe-area-inset-top));
  z-index: 8;
  display: flex;
  gap: .45rem;
  margin: 0 0 2rem;
  padding: .45rem;
  overflow-x: auto;
  border: 1px solid rgba(17, 57, 82, .11);
  border-radius: 999px;
  background: rgba(248, 251, 252, .84);
  box-shadow: 0 14px 35px rgba(20, 44, 61, .07);
  backdrop-filter: blur(18px) saturate(135%);
  -webkit-backdrop-filter: blur(18px) saturate(135%);
  scrollbar-width: none;
}

.v450-news-filter::-webkit-scrollbar,
.v450-archive-filter::-webkit-scrollbar {
  display: none;
}

.v450-news-filter button,
.v450-archive-filter button,
.v450-news-filter a {
  flex: 0 0 auto;
  min-height: 2.35rem;
  padding: .55rem .9rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #50616c;
  font: inherit;
  font-size: .75rem;
  font-weight: 650;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.v450-news-filter button:is(:hover, :focus-visible),
.v450-archive-filter button:is(:hover, :focus-visible),
.v450-news-filter a:is(:hover, :focus-visible) {
  color: var(--v450-blue-deep);
  background: rgba(7, 92, 168, .07);
}

.v450-news-filter button.is-active,
.v450-news-filter button[aria-pressed="true"],
.v450-archive-filter button.is-active,
.v450-archive-filter button[aria-pressed="true"] {
  color: #fff;
  background: linear-gradient(135deg, var(--v450-blue), #0b77bd);
  box-shadow: 0 6px 16px rgba(7, 92, 168, .2);
}

.v450-news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(.85rem, 1.6vw, 1.25rem);
}

.v450-news-card {
  display: grid;
  grid-template-rows: 12.5rem minmax(0, 1fr);
  border-radius: .95rem;
}

.v450-news-card[hidden],
.v450-archive-grid > [hidden] {
  display: none !important;
}

.v450-news-card__media {
  position: relative;
  display: block;
  overflow: hidden;
  background: #e7ecef;
}

.v450-news-card__media::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, transparent 58%, rgba(7, 28, 42, .12));
}

.v450-news-card__media img,
.v450-news-card > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms var(--v450-ease);
}

.v450-news-card:is(:hover, :focus-visible) .v450-news-card__media img,
.v450-news-card:is(:hover, :focus-visible) > img {
  transform: scale(1.025);
}

.v450-news-card__copy,
.v450-news-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 14.5rem;
  padding: 1.25rem;
}

.v450-news-card h3 {
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  font-size: clamp(1rem, 1.35vw, 1.16rem);
  font-weight: 650;
  line-height: 1.5;
  letter-spacing: -.02em;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.v450-news-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: .75rem 0 0;
  color: var(--v450-muted);
  font-size: .8rem;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.v450-news-card__action {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-top: auto;
  padding-top: 1rem;
  color: var(--v450-blue);
  font-size: .75rem;
  font-weight: 700;
}

.v450-news-card__action span {
  transition: transform 180ms ease;
}

.v450-news-card:is(:hover, :focus-visible) .v450-news-card__action span {
  transform: translateX(3px);
}

.v450-news-archive-promo {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  overflow: hidden;
  padding: clamp(4rem, 7vw, 7rem) max(4vw, calc((100vw - 82rem) / 2));
  border-top: 1px solid var(--v450-line);
  background:
    radial-gradient(circle at 86% 30%, rgba(80, 195, 155, .16), transparent 17rem),
    linear-gradient(135deg, #0b2941, #0b3c46 64%, #075c4b);
  box-shadow: var(--v450-shadow);
  color: #fff;
}

.v450-news-archive-promo::before {
  position: absolute;
  width: 19rem;
  aspect-ratio: 1;
  top: -70%;
  right: 8%;
  content: "";
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, .11);
  border-radius: 50%;
  box-shadow: 0 0 0 3.5rem rgba(255, 255, 255, .025), 0 0 0 7rem rgba(255, 255, 255, .018);
}

.v450-news-archive-promo__panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4.3rem);
  border-radius: var(--v450-radius);
  background:
    radial-gradient(circle at 86% 30%, rgba(80, 195, 155, .16), transparent 17rem),
    linear-gradient(135deg, #0b2941, #0b3c46 64%, #075c4b);
  box-shadow: var(--v450-shadow);
  color: #fff;
}

.v450-news-archive-promo__panel::before {
  position: absolute;
  width: 19rem;
  aspect-ratio: 1;
  top: -70%;
  right: 8%;
  content: "";
  border: 1px solid rgba(255, 255, 255, .11);
  border-radius: 50%;
  box-shadow: 0 0 0 3.5rem rgba(255, 255, 255, .025), 0 0 0 7rem rgba(255, 255, 255, .018);
}

.v450-news-archive-promo h2 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.7rem);
  font-weight: 630;
  line-height: 1.08;
  letter-spacing: -.055em;
}

.v450-news-archive-promo p {
  max-width: 44rem;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, .7);
  font-size: .86rem;
  line-height: 1.72;
}

.v450-news-archive-promo a,
.v450-reader-actions a,
.v450-reader-actions button {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  min-height: 2.85rem;
  padding: .75rem 1.15rem;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: .68rem;
  background: rgba(255, 255, 255, .1);
  color: #fff;
  font-size: .8rem;
  font-weight: 680;
  text-decoration: none;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.v450-news-archive-promo a:is(:hover, :focus-visible),
.v450-reader-actions a:is(:hover, :focus-visible),
.v450-reader-actions button:is(:hover, :focus-visible) {
  background: rgba(255, 255, 255, .18);
  border-color: rgba(255, 255, 255, .5);
}

.v450-empty-state {
  grid-column: 1 / -1;
  padding: 2.5rem;
  border: 1px dashed rgba(17, 57, 82, .2);
  border-radius: .9rem;
  color: var(--v450-muted);
  text-align: center;
}

/* ---------- Article refinement ---------- */

body.v450-site.news-article-page .news-hero-meta {
  gap: .7rem 1.05rem;
}

body.v450-site.news-article-page .news-hero-meta span:nth-child(2) {
  color: var(--v450-blue-deep);
  font-weight: 720;
}

body.v450-site.news-article-page .v410-article-breadcrumb {
  color: #6b7c86;
}

body.v450-site.news-article-page .v410-article-breadcrumb a:last-of-type {
  color: var(--v450-blue-deep);
}

body.v450-site.news-article-page .v270-static-pdf {
  border-color: rgba(7, 92, 168, .16) !important;
  background:
    linear-gradient(135deg, rgba(235, 243, 249, .92), rgba(239, 248, 244, .82)) !important;
  box-shadow: 0 16px 36px rgba(22, 48, 66, .06);
}

body.v450-site.news-article-page .v270-static-pdf > a {
  border-radius: .58rem;
}

body.v450-site.news-article-page .news-evidence-note,
body.v450-site.news-article-page .formal-archive-notice {
  position: relative;
  margin: 1.6rem 0 2.2rem;
  padding: 1.05rem 1.2rem 1.05rem 1.4rem;
  border: 1px solid rgba(7, 92, 168, .14);
  border-left: 3px solid var(--v450-blue);
  border-radius: 0 .72rem .72rem 0;
  background: rgba(242, 247, 250, .88);
  color: #52636e;
  font-size: .78rem;
  line-height: 1.68;
}

body.v450-site.news-article-page[data-news-archive="true"] .formal-archive-notice {
  border-left-color: #7b8790;
  background: rgba(244, 246, 247, .9);
}

/* ---------- Historical archive ---------- */

body.news-archive-v450 .v450-news-hero {
  min-height: clamp(23rem, 48vh, 30rem);
}

body.news-archive-v450 .v450-news-hero h1 {
  max-width: none;
  font-size: clamp(3rem, 6vw, 5.9rem);
}

.v450-archive-year {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: 2.2rem 0;
  border-top: 1px solid var(--v450-line);
}

.v450-archive-year > h2 {
  position: sticky;
  top: 9rem;
  align-self: start;
  margin: 0;
  color: var(--v450-blue-deep);
  font-size: clamp(1.6rem, 2.5vw, 2.35rem);
  font-weight: 650;
  letter-spacing: -.04em;
}

.v450-archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: .85rem;
}

/* ---------- Branded PDF reader ---------- */

body.news-reader-v450 {
  min-height: 100vh;
  background: #eef3f5;
}

.v450-reader {
  min-height: 100vh;
  padding: clamp(6.5rem, 10vw, 8.5rem) 0 2rem;
}

.v450-reader__shell {
  width: min(100% - 2rem, 94rem);
  margin-inline: auto;
}

.v450-reader__toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
  margin-bottom: .85rem;
  padding: 1.15rem 1.3rem;
  border: 1px solid rgba(17, 57, 82, .11);
  border-radius: .95rem;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 15px 40px rgba(20, 44, 61, .07);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.v450-reader__eyebrow {
  margin: 0 0 .35rem;
  color: var(--v450-blue);
  font-size: .65rem;
  font-weight: 760;
  letter-spacing: .1em;
}

.v450-reader__title {
  max-width: 58rem;
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.4rem);
  font-weight: 650;
  line-height: 1.42;
  letter-spacing: -.02em;
}

.v450-reader__meta {
  margin: .4rem 0 0;
  color: var(--v450-muted);
  font-size: .72rem;
}

.v450-reader-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: .5rem;
}

.v450-reader-actions a,
.v450-reader-actions button {
  min-height: 2.55rem;
  border-color: rgba(7, 92, 168, .17);
  background: #fff;
  color: var(--v450-blue-deep);
  cursor: pointer;
}

.v450-reader-actions a.is-primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--v450-blue), #0b77bd);
  color: #fff;
}

.v450-reader__frame {
  min-height: calc(100vh - 13rem);
  overflow: hidden;
  border: 1px solid rgba(17, 57, 82, .12);
  border-radius: .95rem;
  background: #fff;
  box-shadow: 0 20px 60px rgba(20, 44, 61, .09);
}

.v450-reader__frame object,
.v450-reader__frame iframe {
  display: block;
  width: 100%;
  min-height: calc(100vh - 13rem);
  border: 0;
}

.v450-reader__fallback {
  display: grid;
  min-height: 24rem;
  place-items: center;
  padding: 2rem;
  color: var(--v450-muted);
  text-align: center;
}

.v450-reader__error {
  max-width: 40rem;
  margin: 5rem auto;
  padding: 2rem;
  border: 1px solid rgba(148, 48, 48, .16);
  border-radius: 1rem;
  background: #fff;
  text-align: center;
}

/* ---------- Responsive safety ---------- */

@media (max-width: 980px) {
  .v450-news-hero__inner,
  .v450-news-section-head,
  .v450-news-featured__grid,
  .v450-news-featured__layout {
    grid-template-columns: 1fr;
  }

  .v450-news-featured__stack,
  .v450-news-featured__rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: none;
  }

  .v450-news-feature-card {
    grid-template-columns: 1fr;
    grid-template-rows: 8rem minmax(0, 1fr);
  }

  .v450-news-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .v450-news-archive-promo,
  .v450-news-archive-promo__panel,
  .v450-reader__toolbar {
    grid-template-columns: 1fr;
  }

  .v450-reader-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .v450-news-shell {
    width: min(100% - 1.25rem, 82rem);
  }

  .v450-news-hero {
    min-height: 34rem;
    padding-top: 7rem;
  }

  .v450-news-hero h1 {
    font-size: clamp(3.25rem, 18vw, 5.2rem);
  }

  .v450-news-featured,
  .v450-news-current,
  .v450-news-archive-promo,
  .v450-archive-section {
    padding: 3.6rem 0;
  }

  .v450-news-lead {
    min-height: 30rem;
  }

  .v450-news-featured__stack,
  .v450-news-featured__rail,
  .v450-news-grid {
    grid-template-columns: 1fr;
  }

  .v450-news-feature-card {
    grid-template-columns: 7.2rem minmax(0, 1fr);
    grid-template-rows: none;
  }

  .v450-news-card {
    grid-template-rows: 12rem minmax(0, 1fr);
  }

  .v450-news-card__copy {
    min-height: 13rem;
  }

  .v450-news-filter,
  .v450-archive-filter {
    top: 4.25rem;
    margin-inline: -.25rem;
    border-radius: .78rem;
  }

  .v450-news-archive-promo,
  .v450-news-archive-promo__panel {
    padding: 2rem 1.3rem;
  }

  .v450-archive-year {
    grid-template-columns: 1fr;
  }

  .v450-archive-year > h2 {
    position: static;
  }

  .v450-reader {
    padding-top: 5.4rem;
  }

  .v450-reader__shell {
    width: min(100% - .75rem, 94rem);
  }

  .v450-reader__toolbar {
    padding: 1rem;
  }

  .v450-reader-actions a,
  .v450-reader-actions button {
    flex: 1 1 calc(50% - .5rem);
  }

  .v450-reader__frame,
  .v450-reader__frame object,
  .v450-reader__frame iframe {
    min-height: calc(100vh - 18rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  body.v450-site *,
  body.v450-site *::before,
  body.v450-site *::after {
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
  }
}