/* ============================================
   BLOG ARTICLE PAGE - SINAPSETECH
   Modern, Elegant & Professional Design
   ============================================ */

:root {
  --primary-purple: #6b46c1;
  --primary-blue: #3b82f6;
  --dark-bg: #0f0f23;
  --darker-bg: #0a0a15;
  --card-bg: rgba(255, 255, 255, 0.05);
  --card-border: rgba(255, 255, 255, 0.1);
  --text-primary: #ffffff;
  --text-secondary: #a0aec0;
  --text-body: #cbd5e0;
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   BREADCRUMB
   ============================================ */

.breadcrumb-section {
  background: var(--darker-bg);
  padding: 100px 20px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.breadcrumb-container {
  max-width: 1200px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.breadcrumb .separator {
  color: var(--text-secondary);
  opacity: 0.5;
}

.breadcrumb .current {
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================
   ARTICLE HEADER
   ============================================ */

.article-header {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  overflow: hidden;
  padding: 80px 20px;
}

.article-header-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 50%, rgba(107, 70, 193, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%);
}

.article-header-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.article-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: rgba(147, 51, 234, 0.2);
  border: 1px solid rgba(147, 51, 234, 0.4);
  border-radius: 50px;
  color: #c084fc;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}

.article-header-content h1 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 32px;
  line-height: 1.2;
}

.article-meta-info {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.meta-item i {
  color: var(--primary-purple);
}

/* ============================================
   ARTICLE CONTENT
   ============================================ */

.article-content-wrapper {
  background: var(--dark-bg);
  padding: 80px 20px;
}

.article-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 60px;
}

.article-main-content {
  max-width: 100%;
}

/* Featured Image */
.article-featured-image {
  width: 100%;
  margin-bottom: 48px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

/* Article Sections */
.article-section {
  margin-bottom: 48px;
}

.article-section h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-number {
  color: var(--primary-purple);
  font-weight: 700;
}

.article-section p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-body);
  margin-bottom: 20px;
}

.article-section h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 32px 0 16px;
}

.article-section h4 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 24px 0 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Executive Summary */
.executive-summary {
  display: flex;
  gap: 24px;
  padding: 32px;
  background: rgba(107, 70, 193, 0.1);
  border-left: 4px solid var(--primary-purple);
  border-radius: 12px;
  margin-bottom: 48px;
}

.summary-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: 12px;
  color: white;
  font-size: 1.8rem;
}

.summary-content h3 {
  margin-top: 0;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.summary-content p {
  margin-bottom: 0;
}

/* Highlight Box */
.highlight-box {
  padding: 32px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 12px;
  margin: 32px 0;
}

.highlight-box h4 {
  margin-top: 0;
  color: #60a5fa;
}

/* Feature List */
.feature-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}

.feature-list li {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  align-items: flex-start;
}

.feature-list i {
  flex-shrink: 0;
  color: #10b981;
  font-size: 1.2rem;
  margin-top: 4px;
}

.feature-list strong {
  color: var(--text-primary);
}

/* Bullet List */
.bullet-list {
  margin: 24px 0;
  padding-left: 24px;
}

.bullet-list li {
  color: var(--text-body);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 12px;
}

/* Info Callout */
.info-callout {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: rgba(16, 185, 129, 0.1);
  border-left: 4px solid #10b981;
  border-radius: 12px;
  margin: 32px 0;
  align-items: flex-start;
}

.info-callout i {
  flex-shrink: 0;
  font-size: 1.5rem;
  color: #34d399;
  margin-top: 4px;
}

.info-callout p {
  margin: 0;
}

/* Table */
.table-wrapper {
  overflow-x: auto;
  margin: 32px 0;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}

.modern-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.modern-table thead {
  background: rgba(107, 70, 193, 0.2);
}

.modern-table th {
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 2px solid rgba(107, 70, 193, 0.3);
}

.modern-table td {
  padding: 16px 20px;
  color: var(--text-body);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.modern-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.benefit-badge {
  display: inline-block;
  padding: 6px 12px;
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* Trends Grid */
.trends-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin: 32px 0;
}

.trend-card {
  padding: 28px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  transition: var(--transition);
}

.trend-card:hover {
  transform: translateY(-4px);
  border-color: rgba(107, 70, 193, 0.3);
  box-shadow: var(--shadow-md);
}

.trend-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: 10px;
  color: white;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.trend-card h4 {
  margin: 0 0 12px 0;
  font-size: 1.1rem;
}

.trend-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Quote Box */
.quote-box {
  position: relative;
  padding: 32px 32px 32px 80px;
  background: rgba(147, 51, 234, 0.1);
  border-left: 4px solid #9333ea;
  border-radius: 12px;
  margin: 32px 0;
}

.quote-box i {
  position: absolute;
  left: 24px;
  top: 24px;
  font-size: 2.5rem;
  color: #9333ea;
  opacity: 0.3;
}

.quote-box p {
  margin: 0;
  font-size: 1.2rem;
  font-style: italic;
  color: var(--text-primary);
  font-weight: 500;
}

/* Conclusion Section */
.conclusion-section {
  padding: 40px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  margin-top: 48px;
}

.conclusion-section h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.conclusion-highlight {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: var(--gradient-primary);
  border-radius: 12px;
  margin-top: 24px;
  align-items: center;
}

.conclusion-highlight i {
  flex-shrink: 0;
  font-size: 2rem;
  color: white;
}

.conclusion-highlight p {
  margin: 0;
  color: white;
  font-size: 1.1rem;
}

/* Tags */
.article-tags {
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 48px;
}

.article-tags h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tag {
  padding: 8px 16px;
  background: rgba(107, 70, 193, 0.2);
  color: #c084fc;
  border: 1px solid rgba(107, 70, 193, 0.3);
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.tag:hover {
  background: rgba(107, 70, 193, 0.3);
  transform: translateY(-2px);
}

/* Share Buttons */
.article-share {
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 32px;
}

.article-share h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.share-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  color: white;
  font-size: 1.2rem;
  transition: var(--transition);
  text-decoration: none;
}

.share-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

.share-btn.linkedin { background: #0077b5; }
.share-btn.twitter { background: #1da1f2; }
.share-btn.facebook { background: #1877f2; }
.share-btn.whatsapp { background: #25d366; }
.share-btn.email { background: #ea4335; }

/* ============================================
   SIDEBAR
   ============================================ */

.article-sidebar {
  position: sticky;
  top: 120px;
  height: fit-content;
}

.sidebar-widget {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.sidebar-widget h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Author Widget */
.author-info {
  text-align: center;
}

.author-info img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid rgba(107, 70, 193, 0.3);
  margin-bottom: 16px;
}

.author-info h4 {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.author-info p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.author-social {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.author-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(107, 70, 193, 0.2);
  border-radius: 50%;
  color: #c084fc;
  transition: var(--transition);
}

.author-social a:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-2px);
}

/* TOC Widget */
.toc-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toc-link {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.02);
  border-left: 3px solid rgba(107, 70, 193, 0.3);
  border-radius: 6px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition);
}

.toc-link:hover {
  background: rgba(107, 70, 193, 0.1);
  border-left-color: var(--primary-purple);
  color: var(--text-primary);
  transform: translateX(4px);
}

/* Related Articles */
.related-articles {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.related-article {
  display: flex;
  gap: 12px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 10px;
  text-decoration: none;
  transition: var(--transition);
}

.related-article:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(4px);
}

.related-article img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
}

.related-content h5 {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.4;
}

.related-date {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* CTA Widget */
.cta-widget {
  background: var(--gradient-primary);
  border: none;
}

.cta-content {
  text-align: center;
}

.cta-content i {
  font-size: 3rem;
  color: white;
  margin-bottom: 16px;
}

.cta-content h3 {
  color: white;
  margin-bottom: 12px;
}

.cta-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.cta-btn {
  display: inline-block;
  padding: 12px 28px;
  background: white;
  color: var(--primary-purple);
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  transition: var(--transition);
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

/* ============================================
   NEWSLETTER & BACK TO BLOG
   ============================================ */

.article-newsletter {
  padding: 80px 20px;
  background: var(--darker-bg);
}

.newsletter-container {
  max-width: 800px;
  margin: 0 auto;
}

.newsletter-content {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 60px 40px;
  text-align: center;
  backdrop-filter: blur(10px);
}

.newsletter-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  border-radius: 50%;
  margin-bottom: 24px;
}

.newsletter-icon i {
  font-size: 2.5rem;
  color: white;
}

.newsletter-content h2 {
  font-size: 2.2rem;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.newsletter-content p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

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

.newsletter-form input {
  flex: 1;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 1rem;
}

.newsletter-form button {
  padding: 16px 32px;
  background: var(--gradient-primary);
  border: none;
  border-radius: 10px;
  color: white;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.newsletter-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(107, 70, 193, 0.5);
}

.back-to-blog {
  padding: 40px 20px;
  background: var(--dark-bg);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.back-container {
  max-width: 1200px;
  margin: 0 auto;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.back-btn:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateX(-4px);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1200px) {
  .article-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .breadcrumb-section {
    padding: 90px 20px 20px;
  }

  .article-header {
    min-height: 40vh;
    padding: 60px 20px;
  }

  .article-header-content h1 {
    font-size: 2rem;
  }

  .article-meta-info {
    gap: 16px;
    font-size: 0.85rem;
  }

  .article-section h2 {
    font-size: 1.6rem;
  }

  .article-section p {
    font-size: 1rem;
  }

  .executive-summary {
    flex-direction: column;
    padding: 24px;
  }

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

  .table-wrapper {
    font-size: 0.9rem;
  }

  .newsletter-content {
    padding: 40px 24px;
  }

  .newsletter-content h2 {
    font-size: 1.8rem;
  }

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

  .article-sidebar {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .article-header-content h1 {
    font-size: 1.6rem;
  }

  .article-section h2 {
    font-size: 1.4rem;
  }

  .quote-box {
    padding: 24px 24px 24px 60px;
  }

  .quote-box i {
    font-size: 2rem;
    left: 16px;
  }
}