.content-single { color: var(--ink); background: #fff; }
.content-single-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding-top: clamp(145px, 16vw, 240px);
  padding-bottom: clamp(70px, 9vw, 130px);
  color: #fff;
  background: var(--ci-blue) url("../../images/site/bg-abstract_02.jpg") center / cover no-repeat;
}
.content-single-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(100deg, rgb(var(--ci-navy-rgb) / .76), rgb(var(--ci-navy-rgb) / .28)); }
.content-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: clamp(42px, 6vw, 78px); color: rgba(255,255,255,.7); font-size: .75rem; }
.content-breadcrumb a:hover { color: #fff; }
.content-breadcrumb [aria-current="page"] { max-width: 48ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.content-single-hero .eyebrow { color: var(--ci-blue); }
.content-single-hero h1 { max-width: 1100px; margin-top: 18px; font-size: clamp(2.75rem, 6vw, 6.4rem); line-height: .98; letter-spacing: -.045em; }
.content-single-hero.is-long-title h1 { max-width: 1280px; font-size: clamp(2.4rem, 4.25vw, 4.8rem); line-height: 1.06; }
.content-single-hero.is-very-long-title h1 { max-width: 1400px; font-size: clamp(2.15rem, 3.25vw, 3.65rem); line-height: 1.12; letter-spacing: -.035em; }
.content-single-dek { max-width: 780px; margin: 32px 0 0; color: rgba(255,255,255,.82); font-size: clamp(1.05rem, 1.45vw, 1.3rem); line-height: 1.75; }
.content-single-meta { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 38px; color: rgba(255,255,255,.68); font-size: .8rem; }
.content-single-meta span::before { content: "·"; margin-right: 28px; }

.content-single-cover { width: min(1440px, calc(100% - 48px)); aspect-ratio: 16 / 9; margin: clamp(-48px, -4vw, -28px) auto 0; position: relative; z-index: 2; overflow: hidden; background: var(--ci-surface); }
.content-single-cover img { width: 100%; height: 100%; display: block; object-fit: cover; }
.content-single-cover figcaption { padding: 12px 0; color: var(--muted); font-size: .74rem; }

.content-single-layout { display: grid; grid-template-columns: 120px minmax(0, 820px); justify-content: center; gap: clamp(38px, 7vw, 110px); }
.content-single-share { align-self: start; position: sticky; top: 120px; display: grid; justify-items: start; gap: 12px; }
.content-single-share > span { color: var(--muted); font-size: .65rem; font-weight: 800; letter-spacing: .16em; }
.content-single-share a { min-width: 44px; min-height: 44px; display: grid; place-items: center; padding: 8px; border: 1px solid var(--line); font-size: .7rem; font-weight: 800; }
.content-single-share a:hover { color: #fff; border-color: var(--blue-deep); background: var(--blue-deep); }

.content-single-body { min-width: 0; color: #354a58; font-size: clamp(1rem, 1.18vw, 1.14rem); line-height: 1.9; }
.content-single-body > *:first-child { margin-top: 0; }
.content-single-body :is(h2,h3,h4) { color: var(--ink); line-height: 1.25; letter-spacing: -.025em; }
.content-single-body h2 { margin: 2.1em 0 .7em; font-size: clamp(1.9rem, 3vw, 3rem); }
.content-single-body h3 { margin: 1.8em 0 .6em; font-size: clamp(1.45rem, 2.2vw, 2.1rem); }
.content-single-body p { margin: 0 0 1.55em; }
.content-single-body :is(ul,ol) { margin: 0 0 1.6em; padding-left: 1.3em; }
.content-single-body li + li { margin-top: .5em; }
.content-single-body a { color: var(--blue-deep); text-decoration: underline; text-underline-offset: 3px; }
.content-single-body img { max-width: 100%; height: auto; }
.content-single-body figure { margin: 2.4em 0; }
.content-single-body figcaption { margin-top: 10px; color: var(--muted); font-size: .75rem; }
.content-single-body blockquote { margin: 2.2em 0; padding: 8px 0 8px clamp(24px, 4vw, 48px); color: var(--ink); border-left: 3px solid var(--ci-blue); font-family: var(--display); font-size: clamp(1.35rem, 2.2vw, 2rem); line-height: 1.5; }
.content-single-body table { width: 100%; margin: 2em 0; border-collapse: collapse; font-size: .9rem; }
.content-single-body th,
.content-single-body td { padding: 14px 16px; border: 1px solid var(--line); text-align: left; vertical-align: top; }

.content-post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; padding-top: 0; padding-bottom: 0; background: var(--line); }
.content-post-nav > div { min-height: 210px; display: flex; flex-direction: column; justify-content: center; gap: 16px; padding: clamp(30px, 5vw, 70px); background: #fff; }
.content-post-nav > div:last-child { text-align: right; align-items: flex-end; }
.content-post-nav span { color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.content-post-nav a { max-width: 34ch; font-family: var(--display); font-size: clamp(1.25rem, 2vw, 2rem); line-height: 1.3; }
.content-post-nav a:hover { color: var(--blue-deep); }

.content-related { background: var(--paper); }
.content-related > header { margin-bottom: 46px; }
.content-related h2 { margin-top: 12px; font-size: clamp(2.3rem, 4.5vw, 5rem); }
.content-related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.content-related-card { display: flex; flex-direction: column; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.content-related-image { aspect-ratio: 16 / 10; overflow: hidden; background: var(--ci-surface); }
.content-related-image img,
.content-related-image span { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .45s ease; }
.content-related-image span { background: linear-gradient(135deg, var(--ci-surface-blue), #fff); }
.content-related-card:hover img { transform: scale(1.035); }
.content-related-card > div { padding: clamp(24px, 3vw, 40px); }
.content-related-card time { color: var(--blue-deep); font-size: .7rem; font-weight: 800; letter-spacing: .08em; }
.content-related-card h3 { margin-top: 14px; font-size: clamp(1.35rem, 2vw, 2rem); line-height: 1.3; }
.content-related-card p { margin: 16px 0 0; color: var(--muted); font-size: .9rem; }
.content-related-card h3,
.content-related-card p,
.content-post-nav a {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
}
.content-related-card h3 { -webkit-line-clamp: 3; }
.content-related-card p { -webkit-line-clamp: 3; }
.content-post-nav a { -webkit-line-clamp: 3; }

.content-single-cta { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(42px, 9vw, 150px); align-items: center; color: #fff; background: linear-gradient(135deg, var(--ci-navy-deep), var(--ci-navy)); }
.content-single-cta .eyebrow { color: var(--ci-blue); }
.content-single-cta h2 { margin-top: 12px; font-size: clamp(2.1rem, 4vw, 4.6rem); }
.content-single-cta > div:last-child p { max-width: 560px; margin: 0 0 30px; color: rgba(255,255,255,.76); }
.content-single-cta a { display: inline-flex; gap: 16px; padding-bottom: 6px; border-bottom: 1px solid #fff; font-weight: 800; }

@media (max-width: 900px) {
  .content-single-hero { padding-top: 150px; }
  .content-single-cover { width: 100%; margin-top: 0; }
  .content-single-layout { grid-template-columns: 1fr; }
  .content-single-share { position: static; display: flex; align-items: center; }
  .content-related-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .content-single-cta { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 620px) {
  .content-single-hero { padding-top: 125px; }
  .content-single-hero h1 { font-size: clamp(2.45rem, 13vw, 4.6rem); }
  .content-single-hero.is-long-title h1,
  .content-single-hero.is-very-long-title h1 { font-size: clamp(2rem, 9.5vw, 3rem); line-height: 1.14; }
  .content-single-meta span::before { display: none; }
  .content-post-nav { grid-template-columns: 1fr; }
  .content-post-nav > div:last-child { text-align: left; align-items: flex-start; }
  .content-related-grid { grid-template-columns: 1fr; }
}