/* =============================================================
   Virgin Media Referral — blog
   ============================================================= */

.blog-header {
  background: linear-gradient(180deg, var(--mist), #fff);
  border-bottom: 1px solid var(--line);
  padding-block: clamp(40px, 6vw, 64px);
}

.blog-header--archive {
  text-align: center;
}

.blog-header__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.1;
  margin: 0 0 12px;
}

.blog-header__sub {
  color: var(--ink-soft);
  font-size: 1.08rem;
  max-width: 52ch;
  margin: 0 auto;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-block: clamp(40px, 6vw, 72px);
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
  text-decoration: none;
  color: inherit;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.blog-card__tag {
  display: inline-block;
  margin: 20px 20px 0;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--tint);
  color: var(--red-700);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  align-self: flex-start;
}

.blog-card__body {
  padding: 16px 20px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.22rem;
  line-height: 1.25;
  margin: 0 0 10px;
}

.blog-card__excerpt {
  color: var(--ink-soft);
  font-size: .94rem;
  margin: 0 0 16px;
  flex: 1;
}

.blog-card__meta {
  color: var(--muted);
  font-size: .82rem;
  font-weight: 600;
}

.blog-card__more {
  margin-top: 14px;
  color: var(--red-600);
  font-weight: 700;
  font-size: .92rem;
}

/* Article layout */
.article-wrap {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 48px;
  align-items: start;
  padding-block: clamp(32px, 5vw, 56px);
}

.article-toc {
  position: sticky;
  top: 88px;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 18px;
}

.article-toc__title {
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 14px;
}

.article-toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.article-toc a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: .88rem;
  font-weight: 600;
  line-height: 1.35;
}

.article-toc a:hover { color: var(--red-600); }

.article {
  max-width: 720px;
}

.article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  color: var(--muted);
  font-size: .88rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.article__meta .tag {
  color: var(--red-700);
  background: var(--tint);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: .74rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.article__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4.2vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: -.01em;
  margin: 0 0 16px;
}

.article__dek {
  font-size: 1.15rem;
  color: var(--ink-soft);
  line-height: 1.55;
  margin: 0 0 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.article__prose h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.55rem;
  margin: 36px 0 12px;
  scroll-margin-top: 88px;
}

.article__prose h3 {
  font-size: 1.15rem;
  margin: 28px 0 8px;
  scroll-margin-top: 88px;
}

.article__prose p {
  color: var(--ink-soft);
  margin: 0 0 18px;
  line-height: 1.7;
}

.article__prose ul,
.article__prose ol {
  color: var(--ink-soft);
  margin: 0 0 20px;
  padding-left: 1.4em;
  line-height: 1.65;
}

.article__prose li { margin-bottom: 8px; }

.article__prose strong { color: var(--ink); }

.article__prose hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 36px 0;
}

.article-cta {
  background: linear-gradient(160deg, var(--tint), #fff);
  border: 1px solid var(--line);
  border-left: 4px solid var(--red-600);
  border-radius: var(--radius);
  padding: 24px 26px;
  margin: 32px 0;
}

.article-cta__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  margin: 0 0 8px;
}

.article-cta__text {
  color: var(--ink-soft);
  margin: 0 0 16px;
  font-size: .98rem;
}

.article-faq {
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.article-faq__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  margin: 0 0 16px;
}

.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.article-nav a {
  text-decoration: none;
  font-weight: 700;
  color: var(--red-600);
  font-size: .95rem;
}

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

@media (max-width: 960px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .article-wrap { grid-template-columns: 1fr; }
  .article-toc { position: static; }
}

.blog-grid--home {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 960px) {
  .blog-grid--home { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .blog-grid--home { grid-template-columns: 1fr; }
}