.single-page {
  --single-bg: #f2f3f5;
  --single-text: #203447;
  --single-muted: #6d7a87;
  --single-card: #ffffff;
  --single-border: #d5dde6;
  --single-toc-active: #6d9fd4;
  --single-share: #cb842a;
  --single-popular: #efc586;
}

.single-page main {
  background: var(--single-bg);
}

.single-wrapper {
  max-width: 1240px;
}

.single-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
}

@media (min-width: 992px) {
  .single-grid {
    grid-template-columns: minmax(0, 2fr) 16.5rem;
    align-items: start;
  }
}

.single-hero {
  position: relative;
  border-radius: 9px;
  overflow: hidden;
  height: clamp(300px, 33vw, 370px);
  color: #fff;
  background: #273746;
}

.single-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.single-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 20, 36, 0.36) 8%, rgba(10, 20, 36, 0.08) 44%, rgba(10, 20, 36, 0) 70%);
}

.single-hero__content {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 1rem 1.25rem 1rem;
}

.single-hero__content::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(65, 64, 77, 0.36);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.single-popular {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  color: #8e611f;
  background: var(--single-popular);
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
}

.single-hero__title {
  margin: 0.65rem 0 0.45rem;
  font-size: clamp(1.1rem, 1.6vw, 1.45rem);
  line-height: 1.35;
  font-weight: 700;
  color: #fff;
  max-width: 42rem;
}

.single-hero__meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #f5f7fb;
  font-size: 0.85rem;
}

.single-aside-cards {
  display: grid;
  gap: 0.9rem;
}

.single-author-card,
.single-share-card {
  border-radius: 6px;
  color: #fff;
  overflow: hidden;
}

.single-author-card {
  background: #6d9fd4;
  padding: 0.7rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.6rem;
}

.single-author-card img {
  width: 48px;
  height: 48px;
  border-radius: 4px;
  object-fit: cover;
}

.single-author-card h2 {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: #fff;
}

.single-author-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  line-height: 1.2;
}

.single-author-card a {
  color: #fff;
  text-decoration: none;
  font-size: 0.82rem;
}

.single-author-card a:hover {
  text-decoration: underline;
}

.single-share-card {
  background: #cb842a;
  padding: 0.75rem 0.8rem 0.7rem;
}

.single-share-card__label {
  margin: 0 0 0.45rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
}

.single-share-icons {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.single-share-icons a {
  color: #fff;
  line-height: 1;
}

.single-share-icons a:hover {
  color: #f4f8ff;
}

.single-body-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin-top: 1.55rem;
}

@media (min-width: 992px) {
  .single-body-grid {
    grid-template-columns: minmax(0, 1fr) 16.5rem;
    align-items: start;
  }
}

.single-article {
  color: var(--single-text);
  font-size: 1rem;
  line-height: 1.8;
}

.single-article p {
  margin: 0 0 1.2rem;
}

.single-article h2 {
  margin: 2.1rem 0 1rem;
  font-family: var(--font-heading);
  font-size: clamp(1.36rem, 1.9vw, 1.72rem);
  line-height: 1.35;
  color: #0d2238;
}

.single-article a {
  color: #577ec9;
  text-decoration: none;
}

.single-article a:hover {
  text-decoration: underline;
}

.single-toc {
  border-left: 1px solid var(--single-border);
  padding-left: 1rem;
}

@media (min-width: 992px) {
  .single-toc {
    position: sticky;
    top: 1.25rem;
  }
}

.single-toc h3 {
  margin: 0 0 1rem;
  font-family: var(--font-body);
  font-size: 1.38rem;
  font-weight: 500;
  color: #0f2235;
}

.single-toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.single-toc li + li {
  margin-top: 1.05rem;
}

.single-toc a {
  color: #2e3e4f;
  text-decoration: none;
  font-size: 0.95rem;
  line-height: 1.38;
  display: block;
  padding: 0.1rem 0 0.1rem 1rem;
  margin-left: -1rem;
  border-left: 3px solid transparent;
}

.single-toc a:hover {
  color: #1f4f8f;
}

.single-toc a[aria-current="true"] {
  color: var(--single-toc-active);
  border-left-color: var(--single-toc-active);
}

html {
  scroll-behavior: smooth;
}