/* ===== BLOG HERO ===== */
.blog-hero {
  padding: 60px 24px 40px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  animation: fadeUp 1s var(--spring) forwards;
  opacity: 0;
  transform: translateY(20px);
}

.blog-hero h1 {
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-hero p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ===== BLOG CATEGORIES ===== */
.blog-categories {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 20px 24px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.category-chip {
  padding: 10px 22px;
  border-radius: 40px;
  background: white;
  border: 1px solid rgba(0,0,0,0.05);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s var(--spring);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  display: inline-block;
}

.category-chip:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background: var(--primary);
  color: white;
}

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

/* ===== FEATURED POST ===== */
.featured-post {
  max-width: 1200px;
  margin: 0 auto 40px;
  padding: 0 24px;
}

.featured-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s var(--spring);
}

.featured-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.featured-image {
  height: 100%;
  min-height: 300px;
  background: linear-gradient(135deg, #00A86B20, #97E97120), url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"%3E%3Crect width="100" height="100" fill="%2300A86B10"/%3E%3Cpath d="M0 0 L100 100 M100 0 L0 100" stroke="%2300A86B20" stroke-width="1"/%3E%3C/svg%3E');
  background-size: cover, 30px 30px;
  background-position: center;
  position: relative;
}

.featured-content {
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(0,168,107,0.1);
  border-radius: 30px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  align-self: flex-start;
}

.featured-content h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.3;
}

.featured-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  color: var(--text-tertiary);
  font-size: 14px;
}

.featured-meta i {
  color: var(--primary);
  margin-right: 6px;
}

.featured-excerpt {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 24px;
}

.read-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--primary);
  color: white;
  text-decoration: none;
  border-radius: 40px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0,168,107,0.2);
  align-self: flex-start;
}

.read-more-btn i {
  transition: transform 0.2s;
}

.read-more-btn:hover i {
  transform: translateX(4px);
}

.read-more-btn:active {
  transform: scale(0.96);
}

/* ===== BLOG GRID ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 24px;
  padding: 20px 24px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.blog-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.4s var(--spring);
  border: 1px solid rgba(0,0,0,0.02);
  opacity: 0;
  transform: translateY(30px);
}

.blog-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.blog-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  height: 200px;
  background: linear-gradient(135deg, #00A86B20, #97E97120);
  position: relative;
  overflow: hidden;
}

.blog-card-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.1));
}

.blog-card-content {
  padding: 24px;
}

.blog-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  color: var(--text-tertiary);
  font-size: 13px;
}

.blog-card-category {
  background: rgba(0,168,107,0.1);
  padding: 4px 12px;
  border-radius: 30px;
  color: var(--primary);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.3px;
}

.blog-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.blog-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 16px;
}

.blog-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(0,0,0,0.05);
}

.blog-card-author {
  display: flex;
  align-items: center;
  gap: 8px;
}

.author-avatar {
  width: 32px;
  height: 32px;
  background: var(--primary-gradient);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 14px;
  font-weight: 600;
}

.author-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.blog-card-link {
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-card-link i {
  font-size: 12px;
  transition: transform 0.2s;
}

.blog-card-link:hover i {
  transform: translateX(4px);
}

/* ===== NEWSLETTER SECTION ===== */
.newsletter-section {
  max-width: 800px;
  margin: 40px auto 60px;
  padding: 0 24px;
}

.newsletter-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0,0,0,0.02);
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s var(--spring);
}

.newsletter-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.newsletter-icon {
  width: 64px;
  height: 64px;
  background: rgba(0,168,107,0.1);
  border-radius: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--primary);
  font-size: 28px;
}

.newsletter-card h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.newsletter-card p {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto;
}

.newsletter-input {
  flex: 1;
  padding: 16px 20px;
  border: 1.5px solid rgba(0,0,0,0.08);
  border-radius: 40px;
  font-size: 16px;
  font-family: 'Inter', sans-serif;
  transition: all 0.2s ease;
}

.newsletter-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(0,168,107,0.1);
}

.newsletter-button {
  padding: 16px 32px;
  background: var(--primary-gradient);
  border: none;
  border-radius: 40px;
  color: white;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0,168,107,0.2);
}

.newsletter-button:active {
  transform: scale(0.96);
}

/* ===== POPULAR POSTS ===== */
.popular-section {
  max-width: 1200px;
  margin: 40px auto 60px;
  padding: 0 24px;
}

.popular-section h2 {
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 32px;
  color: var(--text-primary);
}

.popular-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.popular-card {
  background: white;
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
}

.popular-card.animate {
  opacity: 1;
  transform: translateY(0);
}

.popular-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.popular-rank {
  font-size: 32px;
  font-weight: 800;
  color: rgba(0,168,107,0.2);
  line-height: 1;
  margin-bottom: 12px;
}

.popular-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.popular-card p {
  color: var(--text-tertiary);
  font-size: 13px;
  margin-bottom: 12px;
}

.popular-meta {
  display: flex;
  justify-content: space-between;
  color: var(--text-tertiary);
  font-size: 12px;
}

@media (max-width: 768px) {
  .featured-card {
    grid-template-columns: 1fr;
  }

  .featured-image {
    min-height: 200px;
  }

  .featured-content {
    padding: 32px;
  }

  .featured-content h2 {
    font-size: 24px;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .newsletter-button {
    width: 100%;
  }

  .popular-grid {
    grid-template-columns: 1fr;
  }
}

.read-more-btn, .newsletter-button {
  touch-action: manipulation;
}