:root {
    --primary-brand: #00A693;
    --primary-bg: #FFFFFF;
    --secondary-bg: #F4F6F7;
    --primary-text: #333333;
    --secondary-text: #7D8B94;
    --accent-color: #3B82F6;
    --brand-dark: #005B5D;
  }

  /* Article Hero Section */
  .article-hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-brand) 0%, var(--brand-dark) 100%);

  }

  .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
  }

  .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0,166,147,0.8) 0%, rgba(0,91,93,0.9) 100%);
    backdrop-filter: blur(2px);
  }

  .hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--primary-bg);
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
  }

  .article-category {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: var(--ds-text-sm);
    font-weight: 600;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
  }

  .article-title {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 8px rgba(0,0,0,0.3);
  }

  .article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    font-size: var(--ds-text-base);
    opacity: 0.9;
    flex-wrap: wrap;
  }

  .meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  /* Article Container */
  .article-container {
    max-width: 800px;
    margin: -80px auto 0;
    position: relative;
    z-index: 3;
    background: var(--primary-bg);
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.06);
  }

  /* Article Content */
  .article-content {
    padding: 3rem;
    line-height: 1.8;
    font-size: var(--ds-text-lg);
    color: var(--primary-text);
  }

  .article-content h1,
  .article-content h2,
  .article-content h3,
  .article-content h4,
  .article-content h5,
  .article-content h6 {
    color: var(--primary-text);
    font-weight: 700;
    margin: 2rem 0 1rem;
    line-height: 1.3;
  }

  .article-content h2 {
    font-size: var(--ds-text-2xl);
    color: var(--primary-brand);
    border-bottom: 3px solid rgba(0,166,147,0.2);
    padding-bottom: 0.5rem;
  }

  .article-content h3 {
    font-size: var(--ds-text-2xl);
    color: var(--brand-dark);
  }

  .article-content h4 {
    font-size: var(--ds-text-xl);
  }

  .article-content p {
    margin-bottom: 1.5rem;
    text-align: justify;
    text-justify: inter-word;
  }

  .article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    margin: 2rem 0;
    display: block;
    margin-left: auto;
    margin-right: auto;
  }

  .article-content ul,
  .article-content ol {
    margin: 1.5rem 0;
    padding-right: 2rem;
  }

  .article-content li {
    margin-bottom: 0.8rem;
    line-height: 1.7;
  }

  .article-content blockquote {
    background: linear-gradient(135deg, rgba(0,166,147,0.05), rgba(0,166,147,0.02));
    border-right: 4px solid var(--primary-brand);
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    border-radius: 12px;
    font-style: italic;
    font-size: var(--ds-text-lg);
    color: var(--brand-dark);
    position: relative;
  }

  .article-content blockquote::before {
    content: '"';
    position: absolute;
    top: -0.2rem;
    right: 1rem;
    font-size: 3rem;
    color: var(--primary-brand);
    opacity: 0.3;
    font-family: serif;
  }

  .article-content code {
    background: var(--secondary-bg);
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-size: var(--ds-text-sm);
    font-family: 'Courier New', monospace;
    color: var(--brand-dark);
  }

  .article-content pre {
    background: var(--secondary-bg);
    padding: 1.5rem;
    border-radius: 12px;
    overflow-x: auto;
    margin: 2rem 0;
    border: 1px solid rgba(0,0,0,0.08);
  }

  /* Article Footer */
  .article-footer {
    padding: 2rem 3rem 3rem;
    background: var(--secondary-bg);
    border-top: 1px solid rgba(0,0,0,0.06);
  }

  .article-tags {
    margin-bottom: 2rem;
  }

  .article-tags h4 {
    font-size: var(--ds-text-lg);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-text);
  }

  .tag {
    display: inline-block;
    background: var(--primary-brand);
    color: var(--primary-bg);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: var(--ds-text-sm);
    font-weight: 500;
    margin: 0.3rem 0.3rem 0.3rem 0;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,166,147,0.2);
  }

  .tag:hover {
    background: var(--brand-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,166,147,0.3);
    text-decoration: none;
    color: var(--primary-bg);
  }

  /* Share Section */
  .share-section {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0,0,0,0.08);
  }

  .share-section h4 {
    font-size: var(--ds-text-lg);
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-text);
  }

  .share-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: var(--ds-text-sm);
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }

  .share-btn.telegram {
    background: #0088cc;
    color: white;
  }

  .share-btn.whatsapp {
    background: #25D366;
    color: white;
  }

  .share-btn.twitter {
    background: #1DA1F2;
    color: white;
  }

  .share-btn.linkedin {
    background: #0077B5;
    color: white;
  }

  .share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
    text-decoration: none;
    color: white;
  }

  /* Back to Blog Button */
  .back-to-blog {
    position: fixed;
    top: 50%;
    left: 2rem;
    transform: translateY(-50%);
    background: var(--primary-brand);
    color: var(--primary-bg);
    padding: 1rem;
    border-radius: 50%;
    box-shadow: 0 4px 16px rgba(0,166,147,0.3);
    text-decoration: none;
    transition: all 0.3s ease;
    z-index: 1000;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .back-to-blog:hover {
    background: var(--brand-dark);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0,166,147,0.4);
    text-decoration: none;
    color: var(--primary-bg);
  }

  /* Scroll Progress Bar */
  .progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(0,166,147,0.2);
    z-index: 1001;
  }

  .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-brand), var(--accent-color));
    width: 0%;
    transition: width 0.1s ease;
  }

  /* Responsive Design */
  @media (max-width: 768px) {
    .article-hero {
      height: 50vh;
      min-height: 300px;
    }

    .article-title {
      font-size: var(--ds-text-3xl);
    }

    .article-meta {
      font-size: var(--ds-text-sm);
      gap: 1rem;
    }

    .article-container {
      margin: -60px 1rem 0;
      border-radius: 20px;
    }

    .article-content {
      padding: 2rem 1.5rem;
      font-size: var(--ds-text-base);
    }

    .article-footer {
      padding: 1.5rem;
    }

    .back-to-blog {
      left: 1rem;
      width: 45px;
      height: 45px;
    }

    .share-buttons {
      gap: 0.5rem;
    }

    .share-btn {
      padding: 0.6rem 1rem;
      font-size: var(--ds-text-sm);
    }
  }

  @media (max-width: 480px) {
    .article-hero {
      height: 45vh;
      min-height: 250px;
    }
    
    .article-title {
      font-size: 1.7rem;
    }

    .hero-content {
      padding: 0 1rem;
    }

    .article-content {
      padding: 1.5rem 1rem;
    }

    .article-footer {
      padding: 1.2rem 1rem;
    }

    .share-buttons {
      flex-direction: column;
      align-items: center;
    }

    .share-btn {
      width: 100%;
      max-width: 200px;
      justify-content: center;
    }
  }

  /* Reading Experience Enhancements */
  .drop-cap {
    float: right;
    font-size: 4rem;
    line-height: 3rem;
    margin: 0 0.5rem 0 0;
    color: var(--primary-brand);
    font-weight: 800;
  }

  .highlight {
    background: linear-gradient(135deg, rgba(0,166,147,0.2), rgba(0,166,147,0.1));
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-weight: 600;
    color: var(--brand-dark);
  }