/* ─────────────────────────────────────────
   ZIFFI BLOG: article + index styles (use with site-shell.css)
───────────────────────────────────────── */

/* ── ARTICLE ── */
.article {
  max-width: var(--max-w-copy);
  margin: 0 auto;
}

.crumbs {
  font-family: var(--f-nav);
  font-size: 13px;
  color: var(--fg-muted);
  margin-bottom: 24px;
}

.crumbs a:hover {
  color: var(--fg);
}

.eyebrow .cat {
  color: var(--purple);
}

.article h1 {
  font-family: var(--f-head);
  font-weight: 700;
  font-size: 44px;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.dek {
  font-size: 18px;
  color: var(--fg-sub);
  margin-top: 18px;
}

.byline {
  font-family: var(--f-nav);
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 20px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-warm);
}

.prose {
  margin-top: 36px;
}

.prose h2 {
  font-family: var(--f-head);
  font-weight: 600;
  font-size: 28px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 44px 0 14px;
}

.prose h3 {
  font-family: var(--f-head);
  font-weight: 600;
  font-size: 19px;
  margin: 32px 0 10px;
}

.prose p {
  margin: 0 0 18px;
  color: var(--fg-sub);
}

.prose strong {
  color: var(--fg);
}

.prose ul,
.prose ol {
  margin: 0 0 18px 22px;
  color: var(--fg-sub);
}

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

.prose a {
  color: var(--blue);
}

.prose a:hover {
  text-decoration: underline;
}

.prose blockquote {
  border-left: 3px solid var(--border-warm);
  padding-left: 18px;
  color: var(--fg-muted);
  margin: 0 0 18px;
}

.prose img {
  border-radius: 20px;
  border: 1px solid var(--border-warm);
  margin: 8px 0 18px;
}

.prose figure {
  margin: 8px 0 18px;
}

.prose figcaption {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 8px;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 18px;
  font-size: 14px;
}

.prose th,
.prose td {
  border: 1px solid var(--border-warm);
  padding: 10px 12px;
  text-align: left;
  color: var(--fg-sub);
  vertical-align: top;
}

.prose th {
  font-family: var(--f-nav);
  font-weight: 600;
  color: var(--fg);
  background: #ffffff;
}

.table-scroll {
  overflow-x: auto;
}

.cta-box {
  background: var(--dark);
  color: #ffffff;
  border-radius: 20px;
  padding: 40px;
  margin: 44px 0;
}

.cta-box h2 {
  font-family: var(--f-head);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: #ffffff;
  margin: 0;
}

.cta-box p {
  color: #a3a3a3;
  margin-top: 10px;
  font-size: 15px;
}

.cta-box .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.cta-box a.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-family: var(--f-nav);
  font-weight: 600;
  font-size: 14px;
}

.cta-box a.btn-light {
  background: #ffffff;
  color: var(--dark);
}

.cta-box a.btn-line {
  border: 1px solid #4a4a4a;
  color: #ffffff;
}

.related {
  max-width: var(--max-w-copy);
  margin: 56px auto 0;
  padding-top: 32px;
  border-top: 1px solid var(--border-warm);
}

.related h2 {
  font-family: var(--f-head);
  font-weight: 600;
  font-size: 20px;
  margin-bottom: 16px;
}

.related ul {
  list-style: none;
}

.related a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--blue);
  font-size: 15px;
}

.related a:hover {
  text-decoration: underline;
}

/* ── BLOG INDEX ── */
.blog-head h1 {
  font-family: var(--f-head);
  font-weight: 700;
  font-size: 56px;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.blog-head .dek {
  max-width: var(--max-w-copy);
}

/* Featured hero card: full width, animated aurora, no image */
.featured {
  position: relative;
  display: block;
  margin-top: 56px;
  border: 1px solid var(--border-warm);
  border-radius: 28px;
  overflow: hidden;
  isolation: isolate;
  background: #ffffff;
  transition: transform 360ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 360ms ease, border-color 360ms ease;
}

.featured:hover {
  transform: translateY(-4px);
  border-color: rgba(122, 57, 252, 0.28);
  box-shadow: 0 30px 70px -24px rgba(13, 30, 60, 0.22);
}

/* drifting colour aurora */
.featured-aura {
  position: absolute;
  inset: -30%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(38% 60% at 78% 22%, rgba(122, 57, 252, 0.20) 0%, transparent 62%),
    radial-gradient(42% 66% at 100% 96%, rgba(13, 106, 223, 0.18) 0%, transparent 62%),
    radial-gradient(34% 56% at 64% 6%, rgba(245, 162, 95, 0.16) 0%, transparent 60%),
    radial-gradient(40% 60% at 88% 70%, rgba(31, 169, 113, 0.12) 0%, transparent 62%);
  filter: saturate(115%);
  animation: aura-drift 16s ease-in-out infinite alternate;
}

/* faint grid texture over the aurora */
.featured::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(13, 30, 60, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 30, 60, 0.045) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(120% 120% at 85% 15%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(120% 120% at 85% 15%, #000 0%, transparent 72%);
}

@keyframes aura-drift {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-3%, 2%, 0) scale(1.08); }
  100% { transform: translate3d(3%, -2%, 0) scale(1.04); }
}

.featured-body {
  position: relative;
  z-index: 1;
  padding: 64px 56px 60px;
  max-width: 760px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

.featured-body .cat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-nav);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  padding: 7px 14px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border-warm);
  backdrop-filter: blur(8px);
}

.featured-body h2 {
  font-family: var(--f-head);
  font-weight: 700;
  font-size: clamp(30px, 4.4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.featured-body p {
  color: var(--fg-sub);
  font-size: 17px;
  line-height: 1.6;
  max-width: 58ch;
}

.featured-body .read-link {
  font-family: var(--f-nav);
  font-weight: 600;
  font-size: 15px;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 8px;
  padding: 13px 22px;
  border-radius: 100px;
  background: linear-gradient(180deg, #1c1c1c 0%, #0a0a0a 100%);
  box-shadow: 0 10px 26px -10px rgba(13, 30, 60, 0.6);
  transition: gap 300ms cubic-bezier(0.2, 0.8, 0.2, 1), transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.featured:hover .read-link {
  gap: 14px;
  transform: translateY(-1px);
}

/* ── scroll reveals (index) ── */
.reveal { opacity: 0; transform: translateY(20px); }
.reveal.in {
  opacity: 1;
  transform: none;
  transition: opacity 700ms cubic-bezier(0.2, 0.8, 0.2, 1), transform 700ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.post-card {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border-warm);
  border-radius: 20px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
  transition: transform 280ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 280ms ease, border-color 280ms ease;
}

.post-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--border-warm);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.post-card:has(.cat.brands)::before { background: var(--blue); }
.post-card:has(.cat.devs)::before { background: var(--purple); }
.post-card:has(.cat.guide)::before { background: var(--green); }

.post-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(13, 30, 60, 0.08);
  border-color: var(--border);
}

.post-card:hover::before {
  transform: scaleX(1);
}

.post-card .cat {
  font-family: var(--f-nav);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.post-card .cat.brands { color: var(--blue); }
.post-card .cat.devs { color: var(--purple); }
.post-card .cat.guide { color: var(--green); }

.post-card h2 {
  font-family: var(--f-head);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.post-card p {
  color: var(--fg-sub);
  font-size: 14px;
  flex: 1;
}

.post-card .meta {
  font-family: var(--f-nav);
  font-size: 13px;
  color: var(--fg-muted);
}

.blog-section-label {
  font-family: var(--f-head);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.01em;
  margin-top: 72px;
}

@media (max-width: 1024px) {
  .post-grid {
    grid-template-columns: repeat(2, 1fr);
  }

}

@media (max-width: 768px) {
  .article h1 {
    font-size: 32px;
  }

  .featured-body {
    padding: 40px 24px 36px;
  }

  .featured-body h2 {
    font-size: 28px;
  }

  .dek {
    font-size: 17px;
  }

  .prose h2 {
    font-size: 24px;
  }

  .cta-box {
    padding: 32px 24px;
  }

  .blog-head h1 {
    font-size: 36px;
  }

  .post-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 40px;
  }

  .blog-section-label {
    margin-top: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal.in { opacity: 1; transform: none; transition: none; }
  .featured-aura { animation: none; }
}