/* ============================================================
   blog.css — Blog hub + article pages
   Uses design tokens from global.css
   ============================================================ */

.blog-hero {
  background: var(--c-white);
  padding-top: calc(var(--nav-h) + 4rem);
  padding-bottom: 1rem;
  position: relative;
  overflow: hidden;
}
.blog-hero .hero-blob {
  position: absolute; width: 420px; height: 420px; border-radius: 50%;
  filter: blur(80px); background: rgba(234,88,12,0.10); top: -120px; right: 8%;
  pointer-events: none; z-index: 0;
}

/* Featured */
.blog-featured {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 0; margin-top: 2rem;
  background: var(--c-slate-950); border-radius: 1.25rem; overflow: hidden;
  box-shadow: var(--shadow-lg); position: relative;
}
.blog-featured .bf-body { padding: 2.5rem; position: relative; z-index: 1; display: flex; flex-direction: column; justify-content: center; }
.blog-featured .bg-grid-dark { position: absolute; inset: 0; opacity: 0.4; pointer-events: none; }
.bf-tag {
  font-family: var(--ff-mono); font-size: 0.625rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--c-orange-400); font-weight: 700;
}
.blog-featured h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 900; letter-spacing: -0.02em; margin-top: 0.75rem; line-height: 1.15; }
.blog-featured p { color: var(--c-slate-400); font-size: 0.95rem; margin-top: 0.85rem; line-height: 1.65; }
.blog-featured .bf-meta { color: var(--c-slate-500); font-size: 0.8125rem; margin-top: 1.25rem; }
.blog-featured .btn { margin-top: 1.5rem; align-self: flex-start; }
.bf-visual { background: linear-gradient(135deg, var(--c-orange-600), var(--c-slate-900)); display: flex; align-items: center; justify-content: center; font-size: 5rem; min-height: 240px; }

/* Post grid */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2.5rem; }
.post-card {
  background: var(--c-white); border: 1px solid var(--c-slate-200);
  border-radius: 1rem; overflow: hidden; box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(234,88,12,0.3); }
.post-card .pc-visual { height: 130px; display: flex; align-items: center; justify-content: center; font-size: 2.75rem; background: var(--c-slate-50); border-bottom: 1px solid var(--c-slate-100); }
.post-card .pc-body { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
.pc-tag { font-family: var(--ff-mono); font-size: 0.5625rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--c-orange-600); font-weight: 700; }
.post-card h3 { font-family: var(--ff-display); font-weight: 800; font-size: 1.0625rem; color: var(--c-slate-900); margin-top: 0.6rem; line-height: 1.3; }
.post-card p { font-size: 0.875rem; color: var(--c-slate-600); margin-top: 0.6rem; line-height: 1.6; flex: 1; }
.pc-meta { font-size: 0.75rem; color: var(--c-slate-400); margin-top: 1rem; display: flex; align-items: center; gap: 0.5rem; }
.pc-link { color: var(--c-orange-600); font-weight: 700; font-size: 0.875rem; margin-top: 0.75rem; }

/* Article */
.article-hero {
  background: var(--c-white);
  padding-top: calc(var(--nav-h) + 3.5rem);
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--c-slate-100);
}
.article-hero .a-tag { font-family: var(--ff-mono); font-size: 0.6875rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-orange-600); font-weight: 700; }
.article-hero h1 { font-size: clamp(1.75rem, 4vw, 3rem); font-weight: 900; letter-spacing: -0.03em; line-height: 1.1; margin-top: 0.85rem; color: var(--c-slate-900); text-wrap: balance; }
.article-hero .a-meta { font-size: 0.8125rem; color: var(--c-slate-500); margin-top: 1rem; }
.article-body { max-width: 44rem; margin: 0 auto; padding-top: 2.5rem; }

.article-body h2 { font-family: var(--ff-display); font-weight: 800; font-size: 1.5rem; color: var(--c-slate-900); margin: 2.25rem 0 0.85rem; letter-spacing: -0.01em; }
.article-body h3 { font-family: var(--ff-display); font-weight: 700; font-size: 1.15rem; color: var(--c-slate-900); margin: 1.5rem 0 0.5rem; }
.article-body p { color: var(--c-slate-700); font-size: 1.0625rem; line-height: 1.85; margin-bottom: 1.1rem; }
.article-body ul { margin: 0 0 1.2rem 0; padding-left: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.article-body ul li { list-style: none; padding-left: 1.6rem; position: relative; color: var(--c-slate-700); font-size: 1.0625rem; line-height: 1.7; }
.article-body ul li::before { content: "\2713"; position: absolute; left: 0; color: var(--c-orange-600); font-weight: 800; }
.article-body strong { color: var(--c-slate-900); }
.article-body a { color: var(--c-orange-600); font-weight: 600; }
.article-body blockquote {
  border-left: 3px solid var(--c-orange-600); margin: 1.75rem 0; padding: 0.5rem 0 0.5rem 1.5rem;
  font-family: var(--ff-display); font-size: 1.25rem; font-weight: 700; color: var(--c-slate-900); line-height: 1.4;
}
.article-cta {
  margin-top: 2.5rem; padding: 1.75rem 2rem; border-radius: 1rem;
  background: var(--c-slate-50); border: 1px solid var(--c-slate-200);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
}
.article-cta h3 { font-family: var(--ff-display); font-weight: 800; font-size: 1.125rem; color: var(--c-slate-900); }
.article-cta p { font-size: 0.9rem; color: var(--c-slate-600); margin-top: 0.25rem; }
.article-disclaimer { font-size: 0.8125rem; color: var(--c-slate-500); line-height: 1.6; margin-top: 2rem; font-style: italic; }

@media (max-width: 820px) {
  .blog-featured { grid-template-columns: 1fr; }
  .bf-visual { order: -1; min-height: 160px; }
  .post-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) { .post-grid { grid-template-columns: 1fr; } }