/* ============================================================
   Blog — Page styles
   ============================================================ */

/* ── Hero ─────────────────────────────────────────────────── */
.blog-hero {
  padding: 72px 0 64px;
  border-bottom: 1px solid var(--border);
}

.blog-hero-inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
}

.blog-hero-left h1 {
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-top: 16px;
  max-width: 32ch;
}

.blog-hero-left h1 em {
  font-style: italic;
  color: var(--accent);
}

.blog-hero-right {
  flex-shrink: 0;
  text-align: right;
}

.blog-count {
  font-size: var(--fs-xs);
  color: var(--fg-3);
  text-transform: uppercase;
  letter-spacing: var(--tr-caps);
}

/* ── Filters ──────────────────────────────────────────────── */
.blog-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.blog-filter-pill {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg-2);
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}

.blog-filter-pill:hover {
  border-color: var(--fg-2);
  color: var(--fg-1);
}

.blog-filter-pill.active {
  background: var(--fg-1);
  border-color: var(--fg-1);
  color: var(--fg-inverse);
}

/* Empty state */
.blog-empty {
  padding: 80px 0;
  text-align: center;
}

.blog-empty p {
  font-size: var(--fs-md);
  color: var(--fg-3);
  font-style: italic;
  max-width: none;
}

/* Filtered grid — equal 3 columns */
.blog-grid-inner.blog-grid-filtered {
  grid-template-columns: repeat(3, 1fr) !important;
  grid-template-rows: auto !important;
}

.blog-grid-inner.blog-grid-filtered .blog-card {
  grid-column: span 1 !important;
}

.blog-grid-inner.blog-grid-filtered .blog-card .blog-thumb {
  height: 200px !important;
}

.blog-grid-inner.blog-grid-filtered .blog-card .blog-body {
  padding: 28px 32px 32px !important;
}

.blog-grid-inner.blog-grid-filtered .blog-card .blog-title {
  font-size: var(--fs-lg) !important;
}

.blog-grid-inner.blog-grid-filtered .blog-card .blog-excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Grid ─────────────────────────────────────────────────── */
.blog-grid {
  padding: 64px 0 96px;
}

.blog-grid-inner {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto auto;
  gap: 24px;
}

/* Featured card — spans 8 cols */
.blog-card-featured {
  grid-column: span 8;
}

/* Side card — spans 4 cols */
.blog-card-side {
  grid-column: span 4;
}

/* ── Card base ────────────────────────────────────────────── */
.blog-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg);
  transition: border-color var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
  text-decoration: none;
  color: inherit;
}

.blog-card:hover {
  border-color: var(--fg-3);
  box-shadow: var(--sh-2);
  text-decoration: none;
}

/* ── Thumbnail ────────────────────────────────────────────── */
.blog-thumb {
  width: 100%;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.blog-card-featured .blog-thumb {
  height: 280px;
}

.blog-card-side .blog-thumb {
  height: 160px;
}

.blog-thumb-inner {
  width: 100%;
  height: 100%;
  background: var(--bg-inverse);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s var(--ease-out);
}

.blog-card:hover .blog-thumb-inner {
  transform: scale(1.02);
}

/* Decorative accent in thumbnails */
.blog-thumb-accent {
  position: absolute;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.12;
  pointer-events: none;
}

.blog-thumb-mark {
  font-family: var(--font-display);
  font-weight: var(--fw-black);
  font-size: clamp(80px, 12vw, 160px);
  color: rgba(245,245,240,0.04);
  letter-spacing: -0.05em;
  user-select: none;
  line-height: 1;
}

.blog-thumb-cat {
  position: absolute;
  bottom: 16px;
  left: 16px;
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-on-dark);
  background: rgba(192, 37, 58, 0.15);
  border: 1px solid rgba(192, 37, 58, 0.3);
  padding: 4px 10px;
  border-radius: var(--r-pill);
}

/* ── Card body ────────────────────────────────────────────── */
.blog-body {
  padding: 28px 32px 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-featured .blog-body {
  padding: 32px 40px 40px;
}

.blog-title {
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  color: var(--fg-1);
  letter-spacing: var(--tr-heading);
  line-height: 1.2;
  margin-bottom: 14px;
  transition: color var(--dur-fast) var(--ease-out);
}

.blog-card:hover .blog-title {
  color: var(--accent);
}

.blog-card-featured .blog-title {
  font-size: clamp(20px, 2.5vw, 28px);
}

.blog-card-side .blog-title {
  font-size: var(--fs-lg);
}

.blog-excerpt {
  font-size: var(--fs-sm);
  color: var(--fg-2);
  line-height: 1.75;
  max-width: none;
  flex: 1;
  margin-bottom: 24px;
}

.blog-card-side .blog-excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Card footer ──────────────────────────────────────────── */
.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.blog-meta-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.blog-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.blog-meta-info {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.blog-author {
  font-size: 12px;
  font-weight: var(--fw-medium);
  color: var(--fg-1);
  line-height: 1;
}

.blog-date-read {
  font-size: 11px;
  color: var(--fg-3);
  letter-spacing: 0.02em;
}

.blog-read-link {
  font-size: 12px;
  font-weight: var(--fw-medium);
  color: var(--accent);
  text-decoration: none;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--dur-fast) var(--ease-out);
}

.blog-card:hover .blog-read-link {
  gap: 8px;
}

/* ── Newsletter CTA ───────────────────────────────────────── */
.blog-newsletter {
  padding: 64px 0 96px;
  border-top: 1px solid var(--border);
}

.blog-newsletter-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  padding: 48px 56px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg-elev);
}

.blog-newsletter-text h3 {
  font-size: var(--fs-xl);
  letter-spacing: var(--tr-heading);
  margin-bottom: 8px;
}

.blog-newsletter-text h3 em {
  font-style: italic;
  color: var(--accent);
}

.blog-newsletter-text p {
  font-size: var(--fs-sm);
  color: var(--fg-2);
  max-width: 44ch;
  line-height: 1.65;
}

.blog-newsletter-cta {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.blog-newsletter-meta {
  font-size: 11px;
  color: var(--fg-2);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .blog-card-featured { grid-column: span 12; }
  .blog-card-side     { grid-column: span 6; }
}

@media (max-width: 768px) {
  .blog-hero-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .blog-hero-right { text-align: left; }
  .blog-card-featured,
  .blog-card-side { grid-column: span 12; }
  .blog-card-featured .blog-thumb { height: 200px; }
  .blog-newsletter-inner { flex-direction: column; align-items: flex-start; gap: 32px; }
  .blog-newsletter-cta { align-items: flex-start; }
  .blog-card-featured .blog-body { padding: 24px; }
  /* Filtre actif : 1 colonne sur mobile */
  .blog-grid-inner.blog-grid-filtered { grid-template-columns: 1fr !important; }
  .blog-grid-inner.blog-grid-filtered .blog-card { grid-column: span 1 !important; }
  /* Touch targets */
  .blog-filter-pill { height: 44px; padding: 0 18px; }
}