.blog-hero {
      background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
      padding: 90px 0 70px;
      position: relative;
      overflow: hidden;
    }
    .blog-hero::before {
      content: '';
      position: absolute;
      top: -30%;
      left: -10%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
      pointer-events: none;
    }
    .blog-hero::after {
      content: '';
      position: absolute;
      bottom: -30%;
      right: -10%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(34, 197, 94, 0.1) 0%, transparent 70%);
      pointer-events: none;
    }
    .tag-badge {
      font-size: 0.72rem;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 50px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .tag-guide { background: rgba(79, 70, 229, 0.1); color: #4f46e5; }
    .tag-news { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }
    .tag-promo { background: rgba(220, 38, 38, 0.1); color: #dc2626; }
    .tag-eco { background: rgba(22, 163, 74, 0.1); color: #16a34a; }

    /* Blog Card styling */
    .blog-card {
      border: 1px solid #e2e8f0;
      border-radius: 16px;
      overflow: hidden;
      background: #fff;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .blog-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 16px 36px rgba(79, 70, 229, 0.08);
    }
    .blog-card-img-wrapper {
      position: relative;
      padding-top: 56.25%; /* 16:9 Aspect Ratio */
      overflow: hidden;
      background: #f1f5f9;
    }
    .blog-card-img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .blog-card:hover .blog-card-img {
      transform: scale(1.05);
    }
    .blog-card-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .blog-card-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: #1e293b;
      line-height: 1.4;
      margin-bottom: 12px;
      transition: color 0.2s;
    }
    .blog-card-title a {
      color: inherit;
      text-decoration: none;
    }
    .blog-card-title a:hover {
      color: #4f46e5;
    }
    .blog-card-desc {
      font-size: 0.88rem;
      color: #64748b;
      line-height: 1.6;
      margin-bottom: 20px;
    }
    .blog-card-meta {
      margin-top: auto;
      border-top: 1px solid #f1f5f9;
      padding-top: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .blog-author {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .blog-author-avatar {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      object-fit: cover;
      border: 2px solid #e2e8f0;
    }
    .blog-author-name {
      font-size: 0.82rem;
      font-weight: 600;
      color: #475569;
    }
    .blog-date-time {
      font-size: 0.78rem;
      color: #94a3b8;
    }

    /* Filter pills */
    .filter-btn {
      border: 1px solid #e2e8f0;
      background: #fff;
      color: #64748b;
      padding: 8px 18px;
      border-radius: 50px;
      font-size: 0.85rem;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .filter-btn.active, .filter-btn:hover {
      background: #4f46e5;
      color: #fff;
      border-color: #4f46e5;
    }

    /* Featured post */
    .featured-post-card {
      border: 1px solid #e2e8f0;
      border-radius: 20px;
      overflow: hidden;
      background: #fff;
      transition: box-shadow 0.3s ease;
    }
    .featured-post-card:hover {
      box-shadow: 0 20px 40px rgba(79, 70, 229, 0.08);
    }
    
    .blog-hero h1 {
      color: #fff !important;
    }

/* Sidebar Widgets */
.blog-sidebar {
    position: sticky;
    top: 100px;
}
.sidebar-widget {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
}
.sidebar-filter-btn {
    font-size: 0.88rem;
    font-weight: 600;
    transition: all 0.2s ease;
}
.sidebar-filter-btn:hover {
    background: #f1f5f9 !important;
    color: #4f46e5 !important;
}
.sidebar-promo-features .spf-item i {
    color: #2563eb !important;
}
.recent-post-item h5 a {
    transition: color 0.2s ease;
}
.recent-post-item h5 a:hover {
    color: #4f46e5 !important;
}