/* ========================================
   BLOG INDEX
   ======================================== */

/* body padding-top now in components.css */

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Hero (ISO success-stories / accompagnement) --- */
.blog-hero {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: var(--space-24) 0 var(--space-20);
}
.blog-hero__label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-gray-400);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.blog-hero__title {
  font-family: var(--font-primary);
  font-size: var(--fs-3xl);
  font-weight: 700;
  line-height: var(--lh-tight);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.blog-hero__subtitle {
  font-size: var(--fs-sm);
  font-weight: var(--fw-light);
  color: var(--color-gray-500);
  line-height: var(--lh-relaxed);
  max-width: 560px;
  margin: 0 auto;
}

/* --- Featured Article --- */
.featured {
  padding: 0 0 var(--space-20);
}
.featured-card {
  display: grid;
  grid-template-columns: clamp(280px, 55%, 600px) 1fr;
  align-items: center;
  gap: 0;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}
.featured-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}
.featured-card__image {
  aspect-ratio: 16/9;
  position: relative;
  overflow: hidden;
  margin: var(--space-6);
  border-radius: 16px;
}
.featured-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.featured-card__content {
  padding: var(--space-8) var(--space-8) var(--space-8) var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.featured-card__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: linear-gradient(135deg, rgba(137,0,255,0.1), rgba(240,0,185,0.1));
  color: var(--color-secondary);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  width: fit-content;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.featured-card__badge .material-symbols-rounded { font-size: 14px; }
.featured-card__title {
  font-size: var(--fs-2xl);
  font-weight: 800;
  line-height: var(--lh-snug);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}
.featured-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--color-gray-500);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-5);
}
.featured-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--fs-xs);
  color: var(--color-gray-400);
  margin-bottom: var(--space-5);
}
.featured-card__meta span {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.featured-card__meta .material-symbols-rounded { font-size: 16px; }
.featured-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-secondary);
  transition: gap var(--transition-base);
}
.featured-card:hover .featured-card__cta { gap: var(--space-3); }

/* --- Filter Tabs --- */
.filters {
  padding: 0 0 var(--space-12);
}
.filters__tabs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.filters__tab {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-gray-500);
  background: transparent;
  border: 1.5px solid var(--color-gray-200);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.filters__tab:hover {
  border-color: var(--color-light);
  color: var(--color-secondary);
}
.filters__tab--active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.filters__tab--active:hover {
  background: #2a1040;
  color: var(--color-white);
  border-color: #2a1040;
}

/* --- Article Grid --- */
.articles-grid {
  padding: 0 0 var(--space-24);
}
.articles-grid__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

/* Article Card */
.article-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: 20px;
  overflow: hidden;
  transition: all var(--transition-base);
}
.article-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
  border-color: var(--color-light);
}
.article-card__image {
  aspect-ratio: 16/9;
  position: relative;
  overflow: hidden;
}
.article-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 500ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.article-card:hover .article-card__image img {
  transform: scale(1.05);
}
.article-card__image-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.article-card__image-overlay--1 {
  background: linear-gradient(135deg, rgba(139,77,255,0.1) 0%, rgba(240,0,185,0.1) 100%);
}
.article-card__image-overlay--2 {
  background: linear-gradient(135deg, rgba(18,0,31,0.08) 0%, rgba(139,77,255,0.08) 100%);
}
.article-card__image-overlay--3 {
  background: linear-gradient(135deg, rgba(240,0,185,0.08) 0%, rgba(18,0,31,0.08) 100%);
}
/* Fallback gradient backgrounds */
.article-card__image--1 {
  background: linear-gradient(135deg, #8B4DFF 0%, #F000B9 50%, #FF005C 100%);
}
.article-card__image--2 {
  background: linear-gradient(135deg, #12001F 0%, #8B4DFF 50%, #D6BFFF 100%);
}
.article-card__image--3 {
  background: linear-gradient(135deg, #F000B9 0%, #8B4DFF 50%, #12001F 100%);
}
.article-card__body {
  padding: var(--space-6) var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  flex: 1;
}
.article-card__badge {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  width: fit-content;
  margin-bottom: var(--space-3);
}
.article-card__badge--strategie {
  background: rgba(18,0,31,0.06);
  color: var(--color-primary);
}
.article-card__badge--guides {
  background: rgba(0,150,136,0.08);
  color: #00897B;
}
.article-card__badge--engagement {
  background: rgba(255,0,92,0.08);
  color: var(--color-live);
}
.article-card__badge--casclients {
  background: rgba(137,0,255,0.08);
  color: var(--color-secondary);
}
.article-card__badge--plateforme {
  background: linear-gradient(135deg, rgba(137,0,255,0.08), rgba(240,0,185,0.08));
  color: var(--color-secondary);
}
.article-card__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  letter-spacing: -0.01em;
}
.article-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--color-gray-500);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-6);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card__footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.article-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-xs);
  color: var(--color-gray-400);
}
.article-card__meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}
.article-card__meta .material-symbols-rounded { font-size: 14px; }
.article-card__link {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: gap var(--transition-base);
}
.article-card:hover .article-card__link { gap: var(--space-2); }
.article-card__link .material-symbols-rounded { font-size: 18px; }

/* --- Newsletter --- */
.blog-newsletter {
  padding: var(--space-24) 0;
  background: var(--color-gray-50);
}
.blog-newsletter__inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}
.blog-newsletter__icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
}
.blog-newsletter__icon .material-symbols-rounded {
  font-size: 28px;
  color: white;
}
.blog-newsletter__title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--color-primary);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}
.blog-newsletter__subtitle {
  font-size: var(--fs-base);
  color: var(--color-gray-500);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-10);
}
.blog-newsletter__form {
  display: flex;
  gap: var(--space-3);
  max-width: 480px;
  margin: 0 auto;
}
/* .blog-newsletter__input & __btn base styles via .newsletter-input/.newsletter-btn in components.css */
.blog-newsletter__input::placeholder {
  color: var(--color-gray-400);
}
.blog-newsletter__btn:hover {
  box-shadow: var(--shadow-lg); /* extra: shadow on hover for blog index */
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .featured-card {
    grid-template-columns: 1fr;
  }
  .featured-card__content {
    padding: var(--space-8);
  }
  .articles-grid__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .articles-grid__list {
    grid-template-columns: 1fr;
  }
  .featured-card__title {
    font-size: var(--fs-2xl);
  }
  .blog-newsletter__form {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .hero__title {
    font-size: var(--fs-3xl);
  }
  .featured-card__content {
    padding: var(--space-6);
  }
  .featured-card__title {
    font-size: var(--fs-xl);
  }
  .article-card__title {
    font-size: var(--fs-base);
  }
}

@media (max-width: 480px) {
  .featured-card__image {
    margin: var(--space-3);
    border-radius: 12px;
  }
  .blog-newsletter {
    padding: var(--space-8) var(--space-4);
  }
}