/* ==========================================================================
   Single Blog Post Styles
   Extracted from blog-post-template-v3.html
   All selectors scoped under .blog-single-post to prevent style leakage
   ========================================================================== */

/* CSS Custom Properties (scoped to .blog-single-post instead of :root) */
.blog-single-post {
  /* Brand Colors */
  --color-primary: #DDA678;
  --color-primary-dark: #C4915F;
  --color-primary-light: #E8C4A8;
  --color-primary-subtle: rgba(221, 166, 120, 0.08);

  /* Neutrals */
  --color-black: #1A1A1A;
  --color-text: #2D2D2D;
  --color-text-secondary: #6B6B6B;
  --color-text-tertiary: #999999;
  --color-border: #E5E5E5;
  --color-border-light: #F0F0F0;
  --color-surface: #FAFAFA;
  --color-white: #FFFFFF;

  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --content-width: 720px;
  --content-width-wide: 960px;
  --content-width-full: 1120px;

  /* Override site-wide font with blog post fonts */
  font-family: var(--font-sans);
  color: var(--color-text);
  line-height: 1.7;
  letter-spacing: normal;
}

/* ===== Article Container ===== */
.blog-single-post .article {
  padding: var(--space-3xl) var(--space-lg);
}

.blog-single-post .article-inner {
  max-width: var(--content-width-full);
  margin: 0 auto;
}

/* ===== Article Header ===== */
.blog-single-post .article-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.blog-single-post .article-category {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-lg);
}

.blog-single-post .article-category::before,
.blog-single-post .article-category::after {
  content: '';
  width: 24px;
  height: 1px;
  background-color: var(--color-primary);
}

.blog-single-post .article-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  color: var(--color-black);
  line-height: 1.2;
  margin-bottom: var(--space-xl);
  letter-spacing: -0.02em;
}

.blog-single-post .article-subtitle {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  font-style: italic;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.5;
}

.blog-single-post .article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-light);
}

.blog-single-post .article-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.blog-single-post .author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary-light);
}

.blog-single-post .author-info {
  text-align: left;
}

.blog-single-post .author-name {
  font-weight: 500;
  color: var(--color-text);
  display: block;
  line-height: 1.3;
}

.blog-single-post .author-title {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

.blog-single-post .meta-separator {
  color: var(--color-border);
}

/* ===== Featured Image ===== */
.blog-single-post .featured-image {
  max-width: var(--content-width-full);
  margin: 0 auto var(--space-2xl);
}

.blog-single-post .featured-image img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.blog-single-post .featured-image figcaption {
  padding: var(--space-md) 0;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  text-align: center;
  font-style: italic;
}

/* ===== Article Content ===== */
.blog-single-post .article-content {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--color-text);
}

.blog-single-post .article-content > * + * {
  margin-top: var(--space-lg);
}

/* Drop Cap */
.blog-single-post .article-content > p:first-of-type::first-letter {
  font-family: var(--font-serif);
  float: left;
  font-size: 4rem;
  line-height: 0.8;
  padding-right: var(--space-sm);
  padding-top: 0.1em;
  color: var(--color-primary-dark);
  font-weight: 600;
}

.blog-single-post .article-content h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-black);
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-md);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.blog-single-post .article-content h3 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-black);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-sm);
  line-height: 1.35;
}

.blog-single-post .article-content p {
  color: var(--color-text);
}

.blog-single-post .article-content strong {
  font-weight: 600;
  color: var(--color-black);
}

.blog-single-post .article-content em {
  font-style: italic;
}

/* Links */
.blog-single-post .article-content a {
  color: var(--color-primary-dark);
  text-decoration: underline;
  text-decoration-color: var(--color-primary-light);
  text-underline-offset: 2px;
  transition: text-decoration-color 0.2s ease;
}

.blog-single-post .article-content a:hover {
  text-decoration-color: var(--color-primary-dark);
}

/* Lists */
.blog-single-post .article-content ul,
.blog-single-post .article-content ol {
  padding-left: var(--space-lg);
}

.blog-single-post .article-content li {
  margin-bottom: var(--space-sm);
  padding-left: var(--space-xs);
}

.blog-single-post .article-content ul li::marker {
  color: var(--color-primary);
}

.blog-single-post .article-content ol li::marker {
  color: var(--color-primary-dark);
  font-weight: 600;
}

/* Blockquote */
.blog-single-post .article-content blockquote {
  position: relative;
  margin: var(--space-2xl) 0;
  padding: var(--space-xl) var(--space-2xl);
  background-color: var(--color-surface);
  border-left: none;
}

.blog-single-post .article-content blockquote::before {
  content: '\201C';
  position: absolute;
  top: var(--space-md);
  left: var(--space-lg);
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.5;
}

.blog-single-post .article-content blockquote p {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.blog-single-post .article-content blockquote cite {
  display: block;
  margin-top: var(--space-md);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-style: normal;
  color: var(--color-text-tertiary);
}

.blog-single-post .article-content blockquote cite::before {
  content: '\2014 ';
}

/* Figures */
.blog-single-post .article-content figure {
  margin: var(--space-2xl) 0;
}

.blog-single-post .article-content figure img {
  width: 100%;
}

.blog-single-post .article-content figcaption {
  margin-top: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  text-align: center;
  font-style: italic;
}

/* Key Point Box */
.blog-single-post .key-point {
  margin: var(--space-2xl) 0;
  padding: var(--space-xl);
  background-color: var(--color-primary-subtle);
}

.blog-single-post .key-point-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-sm);
}

.blog-single-post .key-point p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

/* Info Box */
.blog-single-post .info-box {
  margin: var(--space-2xl) 0;
  padding: var(--space-xl);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-light);
}

.blog-single-post .info-box-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: var(--space-sm);
}

.blog-single-post .info-box p {
  margin: 0;
  font-size: 1.0625rem;
}

/* ===== CTA Section ===== */
.blog-single-post .cta-section {
  margin: var(--space-3xl) 0;
  padding: var(--space-3xl) var(--space-xl);
  background: linear-gradient(135deg, #FCF8F4 0%, #F5EDE5 50%, #FFFFFF 100%);
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
  text-align: center;
  position: relative;
  overflow: hidden;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Animated background shapes */
.blog-single-post .cta-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  overflow: hidden;
}

.blog-single-post .cta-bg-shape {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(221,166,120,0.15) 0%, rgba(221,166,120,0.05) 100%);
  filter: blur(2px);
}

.blog-single-post .cta-bg-shape:nth-child(1) {
  width: 300px;
  height: 300px;
  top: -100px;
  right: -50px;
  animation: float1 12s ease-in-out infinite;
}

.blog-single-post .cta-bg-shape:nth-child(2) {
  width: 200px;
  height: 200px;
  bottom: -60px;
  left: -40px;
  animation: float2 10s ease-in-out infinite;
}

.blog-single-post .cta-bg-shape:nth-child(3) {
  width: 150px;
  height: 150px;
  top: 50%;
  left: 15%;
  transform: translateY(-50%);
  animation: float3 14s ease-in-out infinite;
}

.blog-single-post .cta-bg-shape:nth-child(4) {
  width: 100px;
  height: 100px;
  top: 20%;
  right: 20%;
  animation: float4 9s ease-in-out infinite;
}

.blog-single-post .cta-bg-shape:nth-child(5) {
  width: 80px;
  height: 80px;
  bottom: 20%;
  right: 10%;
  animation: float5 11s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.6; }
  50% { transform: translate(-30px, 40px) scale(1.1); opacity: 0.8; }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.5; }
  50% { transform: translate(40px, -30px) scale(1.15); opacity: 0.7; }
}

@keyframes float3 {
  0%, 100% { transform: translateY(-50%) translate(0, 0) scale(1); opacity: 0.4; }
  50% { transform: translateY(-50%) translate(20px, 20px) scale(1.2); opacity: 0.6; }
}

@keyframes float4 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.5; }
  33% { transform: translate(-15px, 25px) scale(1.1); opacity: 0.7; }
  66% { transform: translate(15px, -10px) scale(0.95); opacity: 0.5; }
}

@keyframes float5 {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  50% { transform: translate(-25px, -20px) scale(1.15); opacity: 0.6; }
}

/* Decorative lines */
.blog-single-post .cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-primary-dark), transparent);
}

.blog-single-post .cta-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-primary-dark), transparent);
}

.blog-single-post .cta-content {
  position: relative;
  z-index: 1;
}

/* Shimmer overlay */
.blog-single-post .cta-shimmer {
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(221, 166, 120, 0.08),
    transparent
  );
  animation: shimmer 6s ease-in-out infinite;
  pointer-events: none;
}

@keyframes shimmer {
  0% { left: -100%; }
  50%, 100% { left: 150%; }
}

.blog-single-post .cta-content h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: var(--space-sm);
}

.blog-single-post .cta-content > p {
  font-size: 0.9375rem;
  color: #5C4A3D;
  margin-bottom: var(--space-xl);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.blog-single-post .cta-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  max-width: 440px;
  margin: 0 auto var(--space-xl);
}

.blog-single-post .cta-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-lg) var(--space-md);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(221, 166, 120, 0.2);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.blog-single-post .cta-option::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(221,166,120,0.1) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.blog-single-post .cta-option::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  transition: all 0.4s ease;
  transform: translateX(-50%);
}

.blog-single-post .cta-option:hover {
  background: rgba(255, 255, 255, 0.95);
  border-color: var(--color-primary);
  transform: translateY(-6px) scale(1.02);
  box-shadow:
    0 12px 32px rgba(221, 166, 120, 0.2),
    0 4px 8px rgba(221, 166, 120, 0.1);
}

.blog-single-post .cta-option:hover::before {
  opacity: 1;
}

.blog-single-post .cta-option:hover::after {
  width: 80%;
}

.blog-single-post .cta-option:hover .cta-option-icon {
  transform: scale(1.15) translateY(-2px);
  color: var(--color-primary-dark);
}

.blog-single-post .cta-option-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-sm);
  color: #5C4A3D;
  transition: all 0.3s ease;
}

.blog-single-post .cta-option-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-black);
  margin-bottom: 4px;
}

.blog-single-post .cta-option-desc {
  font-size: 0.75rem;
  color: #7A6455;
}

/* Social Links */
.blog-single-post .cta-social {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.blog-single-post .cta-social-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: #5C4A3D;
  transition: all 0.3s ease;
}

.blog-single-post .cta-social-link span {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.blog-single-post .cta-social-link:hover {
  color: var(--color-primary-dark);
  transform: translateY(-3px);
}

.blog-single-post .cta-social-icon {
  width: 28px;
  height: 28px;
}

.blog-single-post .cta-divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.blog-single-post .cta-divider::before,
.blog-single-post .cta-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: rgba(92, 74, 61, 0.2);
}

.blog-single-post .cta-divider span {
  font-size: 0.75rem;
  color: #7A6455;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.blog-single-post .cta-form {
  display: flex;
  gap: var(--space-sm);
  max-width: 440px;
  margin: 0 auto;
}

.blog-single-post .cta-input {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(221, 166, 120, 0.25);
  border-radius: 4px;
  color: var(--color-black);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  outline: none;
  transition: all 0.3s ease;
}

.blog-single-post .cta-input::placeholder {
  color: #9A8A7A;
}

.blog-single-post .cta-input:focus {
  background: var(--color-white);
  border-color: var(--color-primary);
  box-shadow:
    0 0 0 3px rgba(221, 166, 120, 0.15),
    0 4px 12px rgba(221, 166, 120, 0.1);
}

.blog-single-post .cta-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-md) var(--space-xl);
  background: linear-gradient(135deg, var(--color-black) 0%, #2D2D2D 100%);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.blog-single-post .cta-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.blog-single-post .cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.blog-single-post .cta-button:hover::before {
  left: 100%;
}

.blog-single-post .cta-button svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.blog-single-post .cta-button:hover svg {
  transform: translateX(4px);
}

/* ===== Article Footer ===== */
.blog-single-post .article-footer {
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

/* Tags */
.blog-single-post .article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.blog-single-post .article-tags-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-tertiary);
  margin-right: var(--space-sm);
  align-self: center;
}

.blog-single-post .tag {
  display: inline-block;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
}

.blog-single-post .tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

/* Author Box */
.blog-single-post .author-box {
  display: flex;
  gap: var(--space-xl);
  padding: var(--space-xl);
  background-color: var(--color-surface);
}

.blog-single-post .author-box-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 3px solid var(--color-primary-light);
}

.blog-single-post .author-box-content {
  flex: 1;
}

.blog-single-post .author-box-label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-xs);
}

.blog-single-post .author-box-name {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: 1px;
}

.blog-single-post .author-box-role {
  display: block;
  font-size: 0.875rem;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-lg);
}

.blog-single-post .author-box-bio {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===== Related Posts ===== */
.blog-single-post .related-posts {
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.blog-single-post .related-posts-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.blog-single-post .related-posts-header h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-black);
  white-space: nowrap;
}

.blog-single-post .related-posts-header::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--color-border-light);
}

.blog-single-post .related-posts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.blog-single-post .related-post-card {
  display: block;
  transition: transform 0.3s ease;
}

.blog-single-post .related-post-card:hover {
  transform: translateY(-4px);
}

.blog-single-post .related-post-card:hover .related-post-title {
  color: var(--color-primary-dark);
}

.blog-single-post .related-post-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  margin-bottom: var(--space-md);
}

.blog-single-post .related-post-category {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-xs);
}

.blog-single-post .related-post-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-black);
  line-height: 1.4;
  transition: color 0.2s ease;
}

.blog-single-post .related-post-date {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  margin-top: var(--space-sm);
}

/* ===== Procedure Quick Facts ===== */
.blog-single-post .quick-facts {
  max-width: var(--content-width);
  margin: 0 auto var(--space-2xl);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
}

.blog-single-post .quick-facts-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-xl);
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-black);
  border-bottom: 1px solid var(--color-border-light);
}

.blog-single-post .quick-facts-title svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary-dark);
  flex-shrink: 0;
}

.blog-single-post .quick-facts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.blog-single-post .quick-fact {
  padding: var(--space-md) var(--space-xl);
  border-bottom: 1px solid var(--color-border-light);
}

.blog-single-post .quick-fact:nth-child(odd) {
  border-right: 1px solid var(--color-border-light);
}

.blog-single-post .quick-fact:nth-last-child(-n+2) {
  border-bottom: none;
}

.blog-single-post .quick-fact-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-tertiary);
  margin-bottom: 4px;
}

.blog-single-post .quick-fact-value {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-black);
}

/* ===== Reviewed By Badge ===== */
.blog-single-post .reviewed-by {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
  justify-content: center;
}

.blog-single-post .reviewed-by-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

.blog-single-post .reviewed-by-badge svg {
  width: 16px;
  height: 16px;
  color: #3B9B6D;
  flex-shrink: 0;
}

.blog-single-post .reviewed-by-badge strong {
  font-weight: 600;
  color: var(--color-text-secondary);
}

/* ===== Article Body Layout (with sidebar) ===== */
.blog-single-post .article-body {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: var(--space-3xl);
  align-items: start;
  padding: 0 var(--space-lg);
}

.blog-single-post .article-body .article-content-wrap {
  max-width: var(--content-width);
}

/* ===== Sidebar TOC ===== */
.blog-single-post .toc-sidebar {
  position: sticky;
  top: var(--space-3xl);
  padding-top: var(--space-xs);
}

.blog-single-post .toc-sidebar-label {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-lg);
}

.blog-single-post .toc-sidebar ol {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
}

.blog-single-post .toc-sidebar > ol::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--color-border-light);
}

.blog-single-post .toc-sidebar ol li {
  position: relative;
}

.blog-single-post .toc-sidebar > ol > li > a {
  display: block;
  padding: 6px 0 6px var(--space-lg);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-tertiary);
  line-height: 1.4;
  transition: color 0.3s ease;
  position: relative;
}

.blog-single-post .toc-sidebar > ol > li > a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: transparent;
  transition: background-color 0.3s ease;
}

.blog-single-post .toc-sidebar > ol > li.active > a {
  color: var(--color-black);
  font-weight: 600;
}

.blog-single-post .toc-sidebar > ol > li.active > a::before {
  background-color: var(--color-primary);
  width: 2px;
}

.blog-single-post .toc-sidebar > ol > li > a:hover {
  color: var(--color-primary-dark);
}

.blog-single-post .toc-sidebar ol ol {
  padding: 0;
}

.blog-single-post .toc-sidebar ol ol li a {
  display: block;
  padding: 4px 0 4px calc(var(--space-lg) + var(--space-md));
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-text-tertiary);
  transition: color 0.3s ease;
  position: relative;
}

.blog-single-post .toc-sidebar ol ol li a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: transparent;
  transition: background-color 0.3s ease;
}

.blog-single-post .toc-sidebar ol ol li.active a {
  color: var(--color-primary-dark);
}

.blog-single-post .toc-sidebar ol ol li.active a::before {
  background-color: var(--color-primary-light);
  width: 2px;
}

.blog-single-post .toc-sidebar ol ol li a:hover {
  color: var(--color-primary-dark);
}

/* ===== Updated Date ===== */
.blog-single-post .article-updated {
  color: var(--color-text-tertiary);
}

.blog-single-post .meta-dot {
  color: var(--color-border);
  margin: 0 2px;
}

/* ===== Author Profile Link ===== */
.blog-single-post .author-box-name a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.blog-single-post .author-box-name a:hover {
  color: var(--color-primary-dark);
}

.blog-single-post .author-profile-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-md);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-primary-dark);
  transition: gap 0.2s ease;
}

.blog-single-post .author-profile-link:hover {
  gap: 10px;
}

.blog-single-post .author-profile-link svg {
  width: 14px;
  height: 14px;
}

/* ===== Responsive: 768px ===== */
@media (max-width: 768px) {
  .blog-single-post .article {
    padding: var(--space-2xl) var(--space-md);
  }

  .blog-single-post .article-title {
    font-size: 1.875rem;
  }

  .blog-single-post .article-subtitle {
    font-size: 1.125rem;
  }

  .blog-single-post .article-meta {
    flex-direction: column;
    gap: var(--space-md);
  }

  .blog-single-post .meta-separator {
    display: none;
  }

  .blog-single-post .featured-image img {
    aspect-ratio: 16 / 9;
  }

  .blog-single-post .article-content {
    font-size: 1rem;
  }

  .blog-single-post .article-content h2 {
    font-size: 1.5rem;
  }

  .blog-single-post .article-content h3 {
    font-size: 1.25rem;
  }

  .blog-single-post .article-content > p:first-of-type::first-letter {
    font-size: 3rem;
  }

  .blog-single-post .author-box {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .blog-single-post .related-posts-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .blog-single-post .article-body {
    grid-template-columns: 1fr;
    padding: 0 var(--space-md);
  }

  .blog-single-post .toc-sidebar {
    display: none;
  }

  .blog-single-post .cta-options {
    grid-template-columns: 1fr;
    max-width: 240px;
  }

  .blog-single-post .cta-social {
    flex-wrap: wrap;
    gap: var(--space-md);
  }

  .blog-single-post .cta-form {
    flex-direction: column;
  }

  .blog-single-post .cta-button {
    justify-content: center;
  }
}

/* ===== Responsive: 480px ===== */
@media (max-width: 480px) {
  .blog-single-post .article-category::before,
  .blog-single-post .article-category::after {
    width: 16px;
  }

  .blog-single-post .article-title {
    font-size: 1.625rem;
  }

  .blog-single-post .cta-section {
    padding: var(--space-xl);
  }

  .blog-single-post .key-point,
  .blog-single-post .info-box {
    padding: var(--space-lg);
  }
}