/* ============================================================
   VERIDIS ENERGIE — Le Journal (blog)
   Style : magazine éditorial premium · contenu choc
   ============================================================ */

/* === HERO === */
.blog-hero {
  background: var(--ink);
  color: var(--cream);
  padding: calc(80px + var(--space-7)) 0 var(--space-8);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(14, 110, 58, 0.18), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(181, 115, 74, 0.14), transparent 50%);
  z-index: -1;
}

.blog-hero-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(250, 250, 245, 0.5);
  margin-bottom: var(--space-5);
}

.blog-hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-7);
  align-items: end;
}
@media (max-width: 880px) { .blog-hero-grid { grid-template-columns: 1fr; } }

.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: var(--fw-semi);
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--cream);
  margin-bottom: var(--space-4);
}
.blog-hero h1 em {
  color: var(--copper-soft);
  font-style: italic;
  font-weight: var(--fw-light);
}

.blog-hero-lede {
  font-size: var(--fs-lg);
  color: rgba(250, 250, 245, 0.7);
  max-width: 540px;
  line-height: var(--lh-relaxed);
}

.blog-hero-meta {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: rgba(250, 250, 245, 0.55);
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-left: var(--space-5);
  border-left: 2px solid var(--copper-soft);
}
.blog-hero-meta-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
}
.blog-hero-meta-lbl {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: rgba(250, 250, 245, 0.4);
}
.blog-hero-meta-val { color: var(--cream); font-weight: var(--fw-semi); }

/* === FILTRES === */
.blog-filters-section {
  background: rgba(251, 251, 248, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  padding-block: var(--space-5);
  position: sticky;
  top: 60px;
  z-index: 10;
}
.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}
.blog-filter {
  padding: 8px 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: var(--fw-medium);
  color: var(--ink-soft);
  cursor: pointer;
  transition: all var(--duration-base);
}
.blog-filter:hover { border-color: var(--ink); }
.blog-filter.is-active { background: var(--ink); color: var(--cream); border-color: var(--ink); }

/* === FEATURED ARTICLE === */
.blog-featured {
  background: var(--cream);
  padding-block: clamp(var(--space-8), 10vw, var(--space-9));
}
.blog-featured-card {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  background: var(--ink);
  color: var(--cream);
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  min-height: 420px;
  box-shadow: var(--shadow-lg);
}
@media (max-width: 880px) { .blog-featured-card { grid-template-columns: 1fr; } }

.blog-featured-visual {
  position: relative;
  background:
    radial-gradient(circle at 30% 50%, rgba(181, 115, 74, 0.55), transparent 60%),
    radial-gradient(circle at 70% 30%, rgba(14, 110, 58, 0.4), transparent 60%),
    linear-gradient(135deg, #1a0f0a 0%, #053620 100%);
}
.blog-featured-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(45deg, transparent 0, transparent 60px, rgba(255,255,255,0.025) 60px, rgba(255,255,255,0.025) 61px);
}
.blog-featured-visual-content {
  position: absolute;
  inset: 0;
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 1;
}
.blog-featured-tag {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper-soft);
}
.blog-featured-num {
  font-family: var(--font-display);
  font-size: clamp(4rem, 9vw, 7rem);
  font-weight: var(--fw-bold);
  letter-spacing: -0.05em;
  line-height: 0.85;
  color: var(--cream);
}
.blog-featured-num-lbl {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper-soft);
  margin-top: var(--space-3);
}

.blog-featured-body {
  padding: var(--space-7);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.blog-featured-eyebrow {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper-soft);
  margin-bottom: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.blog-featured-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--copper-soft); }

.blog-featured-body h2 {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 3.5vw, 2.625rem);
  font-weight: var(--fw-semi);
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--cream);
  margin-bottom: var(--space-4);
}
.blog-featured-body p {
  font-size: var(--fs-md);
  color: rgba(250, 250, 245, 0.7);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-5);
}
.blog-featured-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: rgba(250, 250, 245, 0.55);
  flex-wrap: wrap;
}
.blog-featured-meta-author { color: var(--cream); font-weight: var(--fw-semi); }
.blog-featured-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: var(--space-5);
  font-family: var(--font-display);
  font-weight: var(--fw-semi);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--copper-soft);
  border-bottom: 1px solid var(--copper-soft);
  padding-bottom: 4px;
  width: fit-content;
}

/* === GRID ARTICLES === */
.blog-grid-section {
  padding-block: clamp(var(--space-8), 10vw, var(--space-9));
  background: var(--bg);
}
.blog-grid-head {
  text-align: center;
  margin-bottom: var(--space-7);
}
.blog-grid-head h2 {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-semi);
  letter-spacing: -0.025em;
  margin-block: var(--space-3);
}
.blog-grid-head p {
  color: var(--ink-muted);
  font-size: var(--fs-md);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 1100px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .blog-grid { grid-template-columns: 1fr; } }

.blog-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  transition: all var(--duration-base);
  display: flex;
  flex-direction: column;
  cursor: pointer;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--ink);
}
.blog-card.is-hidden { display: none; }

.blog-card-visual {
  height: 180px;
  position: relative;
  overflow: hidden;
}
.blog-card-visual--decryptage {
  background: radial-gradient(circle at 50% 50%, rgba(14, 110, 58, 0.5), transparent 60%), linear-gradient(135deg, #053620, #0a1410);
}
.blog-card-visual--aides {
  background: radial-gradient(circle at 50% 50%, rgba(181, 115, 74, 0.5), transparent 60%), linear-gradient(135deg, #2a1610, #0a0907);
}
.blog-card-visual--technique {
  background: radial-gradient(circle at 50% 50%, rgba(74, 144, 184, 0.5), transparent 60%), linear-gradient(135deg, #0e2230, #051018);
}
.blog-card-visual--tendances {
  background: radial-gradient(circle at 50% 50%, rgba(155, 70, 50, 0.5), transparent 60%), linear-gradient(135deg, #1a0f0a, #050807);
}
.blog-card-visual--temoignages {
  background: radial-gradient(circle at 50% 50%, rgba(168, 130, 90, 0.5), transparent 60%), linear-gradient(135deg, #2a1f10, #0a0907);
}
.blog-card-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.5) 100%);
}

.blog-card-cat {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 2;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.66rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cream);
}

.blog-card-read-time {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: var(--fw-medium);
  color: rgba(250, 250, 245, 0.7);
}

.blog-card-body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: var(--fw-semi);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: var(--space-3);
}
.blog-card-body p {
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.55;
  margin-bottom: var(--space-4);
  flex: 1;
}
.blog-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-3);
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--ink-muted);
}
.blog-card-foot-author { color: var(--ink); font-weight: var(--fw-semi); }
.blog-card-foot-date { letter-spacing: 0.04em; }

/* === NEWSLETTER === */
.blog-newsletter {
  background: var(--cream);
  padding-block: clamp(var(--space-7), 8vw, var(--space-8));
  border-top: 1px solid var(--line);
}
.blog-newsletter-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}
.blog-newsletter-eyebrow {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.blog-newsletter-eyebrow::before,
.blog-newsletter-eyebrow::after {
  content: ''; width: 24px; height: 1px; background: var(--copper);
}
.blog-newsletter h2 {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-semi);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: var(--space-3);
}
.blog-newsletter p {
  color: var(--ink-muted);
  font-size: var(--fs-md);
  margin-bottom: var(--space-5);
  line-height: var(--lh-relaxed);
}
.blog-newsletter-form {
  display: flex;
  gap: 8px;
  max-width: 460px;
  margin: 0 auto;
}
.blog-newsletter-form input {
  flex: 1;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--white);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  outline: none;
}
.blog-newsletter-form input:focus { border-color: var(--ink); }
.blog-newsletter-form button {
  padding: 14px 24px;
  background: var(--ink);
  color: var(--cream);
  border: none;
  border-radius: 2px;
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--duration-base);
}
.blog-newsletter-form button:hover { background: var(--green-deep); }