/* ==========================================================================
   BLOG CSS - STYLE INDUSTRIEL & PREMIUM
   ========================================================================== */

/* 1. HERO SECTION */
.blog-hero {
  background-color: var(--color-primary);
  background-image: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
                    radial-gradient(circle at 10% 80%, rgba(7, 177, 240, 0.05) 0%, transparent 50%);
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blog-hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.blog-hero-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: 20px;
  letter-spacing: -1.5px;
}

.blog-hero-subtitle {
  font-family: 'Inter', sans-serif;
  font-size: 1.125rem;
  color: #94A3B8;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

/* 2. SECTION ARTICLES & FILTRES */
.blog-section {
  padding: 80px 0;
  background-color: var(--bg-white);
}

.blog-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Barre de filtres et recherche */
.blog-filters-row {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-bottom: 40px;
  border-bottom: 2px solid #E2E8F0;
  padding-bottom: 24px;
}

/* Recherche */
.search-box {
  display: flex;
  border: 1px solid #CBD5E1;
  width: 100%;
  max-width: 400px;
  background: var(--bg-white);
  transition: border-color var(--transition-fast);
}

.search-box:focus-within {
  border-color: var(--color-accent);
}

.search-box input {
  flex: 1;
  border: none;
  padding: 16px 20px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--text-dark);
  outline: none;
  background: transparent;
}

.search-box button {
  background: transparent;
  border: none;
  padding: 0 20px;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.search-box button:hover {
  color: var(--color-accent);
}

.search-box svg {
  width: 20px;
  height: 20px;
}

/* Catégories */
.categories-filter {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none;  /* IE 10+ */
}

.categories-filter::-webkit-scrollbar {
  display: none; /* Safari & Chrome */
}

.category-btn {
  background: transparent;
  border: 1px solid #E2E8F0;
  padding: 14px 24px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-normal);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.category-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.category-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-white);
}

/* Statut de la recherche */
.blog-status-row {
  margin-bottom: 30px;
}

.blog-status-row p {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* 3. GRILLE D'ARTICLES (Style Carte) */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-bottom: 60px;
}

.article-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-white);
  border: 1px solid #E2E8F0;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.article-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.article-card-image-wrap {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--color-primary);
}

.article-card-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.article-card:hover .article-card-image-wrap img {
  transform: scale(1.05);
}

.article-card-category {
  position: absolute;
  top: 16px;
  left: 16px;
  background-color: var(--color-accent);
  color: var(--text-white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 6px 12px;
}

.article-card-body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.article-card-meta {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
}

.meta-separator {
  margin: 0 8px;
  color: var(--text-light);
}

.article-card-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
}

.article-card-title a {
  color: var(--text-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.article-card-desc {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--text-normal);
  line-height: 1.6;
  margin-bottom: 24px;
  flex: 1;
}

.article-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #F1F5F9;
  padding-top: 20px;
  margin-top: auto;
}

.btn-card-more {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color var(--transition-fast);
}

.btn-card-more:hover {
  color: var(--color-accent);
}

.btn-card-more .arrow {
  transition: transform var(--transition-fast);
}

.btn-card-more:hover .arrow {
  transform: translateX(4px);
}

.comments-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.comments-badge svg {
  width: 16px;
  height: 16px;
}

/* PAGINATION */
.pagination-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
}

.page-num, .page-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--bg-white);
  border: 1px solid #E2E8F0;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-normal);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.page-num:hover, .page-arrow:not([disabled]):hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.page-num.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-white);
  cursor: default;
}

.page-arrow[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

/* 4. DETAILS D'UN ARTICLE (article.html) */
.breadcrumb-container {
  max-width: 1200px;
  margin: 120px auto 20px;
  padding: 0 24px;
}

.breadcrumb {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb .separator {
  margin: 0 8px;
  color: var(--text-light);
}

.breadcrumb .current-item {
  color: var(--text-dark);
  font-weight: 600;
}

.article-detail-section {
  padding-bottom: 100px;
}

.article-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.article-full {
  background: var(--bg-white);
}

.article-header {
  margin-bottom: 40px;
}

.article-category-badge {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--text-white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 6px 14px;
  margin-bottom: 20px;
}

.article-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.article-meta {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.article-main-image {
  margin-bottom: 40px;
  border: 1px solid #E2E8F0;
  aspect-ratio: 21 / 10;
  overflow: hidden;
}

.article-main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Corps de l'article */
.article-body {
  font-family: 'Inter', sans-serif;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-normal);
}

.article-paragraph {
  margin-bottom: 30px;
}

.article-figure {
  margin: 40px 0;
  border: 1px solid #E2E8F0;
  background: var(--bg-footer);
}

.article-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.article-figure figcaption {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 12px 20px;
  border-top: 1px solid #E2E8F0;
  background: var(--bg-white);
}

/* Interactions bas de page */
.article-footer-interactions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 60px;
  padding: 30px 0;
  border-top: 2px solid #E2E8F0;
  border-bottom: 2px solid #E2E8F0;
}

.reactions-container {
  display: flex;
  gap: 12px;
}

.reaction-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-white);
  border: 1px solid #E2E8F0;
  padding: 12px 20px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-normal);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.reaction-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.reaction-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-white);
}

.reaction-btn.active .reaction-icon {
  transform: scale(1.15);
}

.share-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.share-label {
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  color: var(--text-dark);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid #E2E8F0;
  padding: 12px 20px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-normal);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.share-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* 5. ZONE COMMENTAIRES */
.comments-section {
  margin-top: 60px;
}

.comments-main-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 30px;
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 60px;
}

.comment-item {
  background-color: var(--bg-footer);
  border: 1px solid #E2E8F0;
  padding: 24px;
}

.comment-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.comment-author-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--color-primary);
  color: var(--text-white);
  font-family: 'DM Sans', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
}

.comment-author-details {
  display: flex;
  flex-direction: column;
}

.comment-author-name {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0;
}

.comment-date {
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.comment-content p {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-normal);
  margin: 0;
}

.no-comments-message, .blog-empty-state, .blog-error-message {
  text-align: center;
  padding: 40px 20px;
  border: 1px dashed #CBD5E1;
  background: var(--bg-footer);
}

.no-comments-message p {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
}

/* Formulaire d'ajout de commentaire (Design Industriel / Carré) */
.add-comment-wrap {
  border-top: 1px solid #E2E8F0;
  padding-top: 40px;
}

.add-comment-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 24px;
}

.comment-form-row {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.form-field-wrap {
  flex: 1;
  min-width: 280px;
  margin-bottom: 20px;
}

.comment-input {
  width: 100%;
  border: 1px solid #CBD5E1;
  padding: 16px 20px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--text-dark);
  outline: none;
  background-color: var(--bg-white);
  box-sizing: border-box;
  transition: border-color var(--transition-fast);
}

.comment-input:focus {
  border-color: var(--color-accent);
}

.comment-input:disabled {
  background-color: var(--bg-footer);
  color: var(--text-muted);
  cursor: not-allowed;
}

/* Checkbox personnalisée (carrée) */
.form-checkbox-wrap {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.checkbox-container {
  display: flex;
  align-items: center;
  position: relative;
  padding-left: 30px;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text-normal);
  user-select: none;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  height: 18px;
  width: 18px;
  background-color: var(--bg-white);
  border: 1px solid #CBD5E1;
  transition: all var(--transition-fast);
}

.checkbox-container:hover input ~ .checkmark {
  border-color: var(--color-accent);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

.checkbox-container .checkmark:after {
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.btn-comment-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 60px;
  background-color: var(--color-primary);
  color: var(--text-white);
  border: none;
  padding: 0 32px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-comment-submit:hover {
  background-color: var(--color-accent);
}

.btn-comment-submit .arrow {
  transition: transform var(--transition-fast);
}

.btn-comment-submit:hover .arrow {
  transform: translateX(4px);
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVE)
   ========================================================================== */
@media (max-width: 900px) {
  .articles-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .blog-filters-row {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box {
    max-width: 100%;
  }

  .blog-hero-title {
    font-size: 2.25rem;
  }

  .article-title {
    font-size: 2rem;
  }

  .article-main-image {
    aspect-ratio: 16 / 9;
  }
}

@media (max-width: 600px) {
  .blog-hero {
    padding: 80px 0 60px;
  }

  .blog-section {
    padding: 40px 0;
  }

  .article-card-body {
    padding: 20px;
  }

  .comment-form-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .form-field-wrap {
    width: 100%;
    margin-bottom: 10px;
  }

  .article-footer-interactions {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
}