/**
 * ═══════════════════════════════════════════════════════════════
 *  BLOG — Listing + Post Pages
 *  Inherits :root from style.css
 * ═══════════════════════════════════════════════════════════════
 */

/* ─────────────────────────────────────────
   BLOG HERO (Listing Page)
   ───────────────────────────────────────── */
.blog-hero {
  position: relative;
  padding: var(--sp-160) 0 var(--sp-96);
  overflow: hidden;
  min-height: 45vh;
  display: flex;
  align-items: center;
}

.blog-hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 40%, var(--royal-blue) 100%);
}

.blog-hero-grain {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.03;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
  mix-blend-mode: overlay;
}

.blog-hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.blog-hero .hero-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--hermes-light);
  margin-bottom: var(--sp-32);
}

.blog-hero .eyebrow-line {
  width: 40px;
  height: 1px;
  background: var(--hermes-light);
}

.blog-hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.1;
  margin-bottom: var(--sp-24);
  letter-spacing: -0.02em;
}

.blog-hero-title em { font-style: italic; color: var(--hermes-light); }

.blog-hero-desc {
  font-size: 1.125rem;
  color: rgba(248, 245, 240, 0.7);
  line-height: 1.7;
  max-width: 540px;
  margin: 0;
}

/* ─────────────────────────────────────────
   CATEGORY FILTERS
   ───────────────────────────────────────── */
.blog-filter-strip {
  background: var(--white);
  padding: var(--sp-20) 0;
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 60px;
  z-index: 50;
}

.blog-filters {
  display: flex;
  gap: var(--sp-8);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 2px;
}

.blog-filters::-webkit-scrollbar { display: none; }

.blog-filter-btn {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--graphite);
  padding: var(--sp-8) var(--sp-20);
  border: 1px solid var(--border-light);
  border-radius: var(--r-full);
  white-space: nowrap;
  cursor: pointer;
  transition: var(--t-base);
  background: transparent;
}

.blog-filter-btn:hover {
  border-color: var(--navy);
  color: var(--navy);
}

.blog-filter-btn.active {
  background: var(--navy);
  color: var(--cream);
  border-color: var(--navy);
}

/* ─────────────────────────────────────────
   FEATURED POST
   ───────────────────────────────────────── */
.blog-featured-section {
  padding: var(--sp-80) 0;
}

.featured-post {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--sp-48);
  align-items: center;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: var(--t-slow);
  cursor: pointer;
}

.featured-post:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.featured-post-image {
  height: 100%;
  min-height: 380px;
  overflow: hidden;
}

.featured-post-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}

.featured-post:hover .featured-post-image img {
  transform: scale(1.05);
}

.featured-post-body {
  padding: var(--sp-48) var(--sp-48) var(--sp-48) 0;
}

.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--hermes);
  background: var(--hermes-soft);
  padding: var(--sp-4) var(--sp-12);
  border-radius: var(--r-full);
  margin-bottom: var(--sp-16);
}

.featured-badge i { font-size: 0.5rem; }

.featured-post-meta {
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  font-size: 0.8125rem;
  color: var(--pewter);
  margin-bottom: var(--sp-16);
}

.featured-post-meta .meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--silver);
}

.featured-post h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 400;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: var(--sp-16);
}

.featured-post h2 em { color: var(--hermes); }

.featured-post p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--sp-24);
}

.featured-read-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--hermes);
  transition: var(--t-base);
}

.featured-read-link svg { transition: transform var(--t-base); }
.featured-read-link:hover svg { transform: translateX(4px); }

/* ─────────────────────────────────────────
   BLOG GRID
   ───────────────────────────────────────── */
.blog-grid-section {
  padding: var(--sp-64) 0 var(--sp-96);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-32);
}

.blog-card {
  background: var(--cream-light);
  border: 1px solid var(--border-light);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: var(--t-slow);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  border-color: var(--navy);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  height: 220px;
  overflow: hidden;
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.blog-card:hover .blog-card-image img {
  transform: scale(1.06);
}

.blog-card-body {
  padding: var(--sp-32);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-cat {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--hermes);
  margin-bottom: var(--sp-12);
}

.blog-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: var(--sp-12);
  transition: color var(--t-base);
}

.blog-card:hover .blog-card-body h3 { color: var(--hermes); }

.blog-card-body p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: var(--sp-20);
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--sp-16);
  border-top: 1px solid var(--border-light);
}

.blog-card-date {
  font-size: 0.8125rem;
  color: var(--pewter);
}

.blog-card-read {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--hermes);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.blog-card-read svg { transition: transform var(--t-base); }
.blog-card:hover .blog-card-read svg { transform: translateX(3px); }

/* No results */
.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--sp-80) 0;
}

.blog-empty i { font-size: 2rem; color: var(--silver); margin-bottom: var(--sp-16); display: block; }
.blog-empty p { color: var(--pewter); font-size: 1rem; }

/* ─────────────────────────────────────────
   NEWSLETTER
   ───────────────────────────────────────── */
.blog-newsletter {
  padding: var(--sp-32) 0 var(--sp-96);
  background: var(--white);
}

.blog-newsletter-card {
  background: var(--navy);
  border-radius: var(--r-xl);
  padding: var(--sp-64);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-48);
  overflow: hidden;
  position: relative;
}

.blog-newsletter-content {
  max-width: 520px;
  position: relative;
  z-index: 1;
}

.blog-newsletter-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.2;
  margin-bottom: var(--sp-16);
}

.blog-newsletter-content h2 em { color: var(--hermes-light); font-style: italic; }

.blog-newsletter-content p {
  font-size: 1rem;
  color: rgba(248, 245, 240, 0.6);
  line-height: 1.7;
  margin: 0;
}

.blog-newsletter-visual {
  position: relative;
  z-index: 1;
}

.blog-newsletter-icon {
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(232, 101, 26, 0.15);
  border: 1px solid rgba(232, 101, 26, 0.25);
  border-radius: 50%;
  color: var(--hermes-light);
  font-size: 2rem;
  animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ─────────────────────────────────────────
   POST HERO (Single Post Page)
   ───────────────────────────────────────── */
.post-hero {
  position: relative;
  padding: var(--sp-160) 0 var(--sp-80);
  overflow: hidden;
}

.post-hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 50%, var(--royal-blue) 100%);
}

.post-hero-grain {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.03;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
  mix-blend-mode: overlay;
}

.post-hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.post-back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  font-size: 0.8125rem;
  font-weight: 600;
  color: rgba(248, 245, 240, 0.6);
  margin-bottom: var(--sp-32);
  transition: var(--t-base);
}

.post-back-link:hover { color: var(--hermes-light); }
.post-back-link svg { transition: transform var(--t-base); }
.post-back-link:hover svg { transform: translateX(-4px); }

.post-hero-meta {
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  font-size: 0.8125rem;
  color: rgba(248, 245, 240, 0.55);
  margin-bottom: var(--sp-20);
  flex-wrap: wrap;
}

.post-hero-meta .post-cat-badge {
  background: rgba(232, 101, 26, 0.2);
  color: var(--hermes-light);
  padding: var(--sp-4) var(--sp-12);
  border-radius: var(--r-full);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.post-hero-meta .meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(248, 245, 240, 0.3);
}

.post-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.15;
  margin-bottom: var(--sp-24);
  letter-spacing: -0.02em;
}

.post-hero-excerpt {
  font-size: 1.125rem;
  color: rgba(248, 245, 240, 0.65);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: var(--sp-32);
}

.post-author-strip {
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  padding-top: var(--sp-24);
  border-top: 1px solid rgba(248, 245, 240, 0.1);
}

.post-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid rgba(248, 245, 240, 0.2);
}

.post-author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-author-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--cream);
}

.post-author-role {
  font-size: 0.8125rem;
  color: rgba(248, 245, 240, 0.5);
}

/* ─────────────────────────────────────────
   POST BODY — Editorial Typography
   ───────────────────────────────────────── */
.post-body {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--sp-64) 0;
}

.post-body h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 400;
  color: var(--navy);
  margin: var(--sp-48) 0 var(--sp-20);
  line-height: 1.25;
}

.post-body h2:first-child { margin-top: 0; }
.post-body h2 em { color: var(--hermes); font-style: italic; }

.post-body h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--navy);
  margin: var(--sp-40) 0 var(--sp-16);
}

.post-body p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--sp-24);
}

.post-body p strong {
  color: var(--navy);
  font-weight: 600;
}

.post-body blockquote {
  margin: var(--sp-40) 0;
  padding: var(--sp-32) var(--sp-40);
  border-left: 3px solid var(--hermes);
  background: var(--white);
  border-radius: 0 var(--r-md) var(--r-md) 0;
}

.post-body blockquote p {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--navy);
  line-height: 1.6;
  margin: 0;
}

.post-body ul, .post-body ol {
  margin: var(--sp-24) 0;
  padding-left: var(--sp-24);
}

.post-body li {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--sp-12);
  list-style: disc;
}

.post-body ol li { list-style: decimal; }

.post-body .post-divider {
  width: 60px;
  height: 1px;
  background: var(--hermes);
  margin: var(--sp-48) auto;
  opacity: 0.4;
}

/* ─────────────────────────────────────────
   POST CTA
   ───────────────────────────────────────── */
.post-cta-section {
  background: var(--cream);
  padding: 0 0 var(--sp-80);
}

.post-cta-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--r-lg);
  padding: var(--sp-48);
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.post-cta-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--hermes-soft);
  border-radius: 50%;
  color: var(--hermes);
  font-size: 1.25rem;
  margin: 0 auto var(--sp-24);
}

.post-cta-card h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: var(--sp-12);
}

.post-cta-card h3 em { color: var(--hermes); font-style: italic; }

.post-cta-card p {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 460px;
  margin: 0 auto var(--sp-32);
  line-height: 1.7;
}

.post-cta-actions {
  display: flex;
  gap: var(--sp-16);
  justify-content: center;
  flex-wrap: wrap;
}

/* ─────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────── */
@media (max-width: 1024px) {
  .featured-post { grid-template-columns: 1fr; }
  .featured-post-body { padding: var(--sp-40); }
  .featured-post-image { min-height: 280px; }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .blog-hero { padding: var(--sp-120) 0 var(--sp-64); min-height: auto; }
  .blog-grid { grid-template-columns: 1fr; gap: var(--sp-24); }
  .blog-newsletter-card { flex-direction: column; padding: var(--sp-40); text-align: center; }
  .blog-newsletter-visual { display: none; }
  .post-hero { padding: var(--sp-120) 0 var(--sp-48); }
  .post-body { padding: var(--sp-40) 0; }
  .post-cta-card { padding: var(--sp-32) var(--sp-24); }
}

@media (max-width: 480px) {
  .blog-hero-title { font-size: clamp(2.25rem, 9vw, 3rem); }
  .blog-card-image { height: 180px; }
  .featured-post-image { min-height: 200px; }
}