/* ==============================================================================
   SVS MAINPURI — BLOG & EDITORIAL DESIGN SYSTEM ("SVS LEARNING JOURNAL")
   ============================================================================== */

:root {
  --blog-navy: #092B46;
  --blog-teal: #14B8A6;
  --blog-coral: #FF6B68;
  --blog-gold: #D6A443;
  --blog-gold-light: #FDF8EE;
  --blog-bg-canvas: #FAFAF8;
  --blog-bg-surface: #FFFFFF;
  --blog-bg-muted: #F3F5F7;
  --blog-text-primary: #344454;
  --blog-text-muted: #64748B;
  --blog-border: #DCE2E8;
  --blog-shadow-sm: 0 2px 8px rgba(9, 43, 70, 0.05);
  --blog-shadow-md: 0 8px 24px rgba(9, 43, 70, 0.08);
  --blog-shadow-lg: 0 16px 36px rgba(9, 43, 70, 0.12);
  --blog-radius-sm: 6px;
  --blog-radius-md: 10px;
  --blog-radius-lg: 16px;
  --blog-radius-pill: 9999px;
}

/* ==========================================================================
   Blog Hero Section
   ========================================================================== */
.blog-hero {
  background: linear-gradient(135deg, #072238 0%, #092B46 65%, #0D3B5E 100%);
  color: #FFFFFF;
  padding: 56px 0 48px;
  position: relative;
  overflow: hidden;
  border-bottom: 3px solid var(--blog-gold);
}

.blog-hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.blog-hero-content {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.blog-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blog-gold);
  background: rgba(214, 164, 67, 0.12);
  padding: 5px 14px;
  border-radius: var(--blog-radius-pill);
  border: 1px solid rgba(214, 164, 67, 0.3);
  margin-bottom: 16px;
}

.blog-hero-title {
  font-family: 'Cinzel', serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.blog-hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.65;
  color: #D2E0EB;
  max-width: 720px;
  margin: 0 auto 28px;
}

/* Search Bar in Hero */
.blog-search-box {
  max-width: 580px;
  margin: 0 auto;
  position: relative;
}

.blog-search-input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  font-family: var(--font-family-base, 'Nunito', sans-serif);
  font-size: 15px;
  border-radius: var(--blog-radius-pill);
  border: 2px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.96);
  color: var(--blog-navy);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease;
  outline: none;
}

.blog-search-input:focus {
  border-color: var(--blog-teal);
  background: #FFFFFF;
  box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.25), 0 10px 28px rgba(0, 0, 0, 0.2);
}

.blog-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: #64748B;
  pointer-events: none;
}

/* ==========================================================================
   Category Chips Navigation
   ========================================================================== */
.blog-categories-bar {
  background: #FFFFFF;
  border-bottom: 1px solid var(--blog-border);
  padding: 14px 0;
  position: sticky;
  top: 74px;
  z-index: 950;
  box-shadow: 0 2px 10px rgba(9, 43, 70, 0.04);
}

.category-chips-list {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.category-chips-list::-webkit-scrollbar {
  display: none;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blog-navy);
  background: var(--blog-bg-muted);
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius-pill);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.2s ease;
  cursor: pointer;
}

.category-chip:hover {
  background: var(--blog-gold-light);
  border-color: var(--blog-gold);
  color: var(--blog-navy);
}

.category-chip.active {
  background: var(--blog-navy);
  color: #FFFFFF;
  border-color: var(--blog-navy);
}

.category-chip .chip-count {
  font-size: 11px;
  font-weight: 800;
  background: rgba(0, 0, 0, 0.08);
  padding: 1px 6px;
  border-radius: 10px;
}

.category-chip.active .chip-count {
  background: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

/* ==========================================================================
   Featured Article Section
   ========================================================================== */
.featured-article-wrap {
  margin-top: 36px;
  margin-bottom: 48px;
}

.featured-card {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  background: #FFFFFF;
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius-lg);
  overflow: hidden;
  box-shadow: var(--blog-shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.featured-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--blog-shadow-lg);
}

.featured-card-media {
  position: relative;
  min-height: 320px;
  background: var(--blog-bg-muted);
  overflow: hidden;
}

.featured-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.featured-card:hover .featured-card-media img {
  transform: scale(1.04);
}

.featured-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--blog-coral);
  color: var(--blog-navy);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--blog-radius-pill);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.featured-card-body {
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--blog-text-muted);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.featured-card-title {
  font-family: 'Cinzel', serif;
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--blog-navy);
  margin-bottom: 14px;
}

.featured-card-title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.featured-card-title a:hover {
  color: var(--blog-teal);
}

.featured-card-desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--blog-text-primary);
  margin-bottom: 24px;
}

.featured-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--blog-border);
  padding-top: 18px;
  margin-top: auto;
}

.author-chip {
  display: flex;
  align-items: center;
  gap: 10px;
}

.author-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--blog-gold);
}

.author-info-name {
  font-size: 13px;
  font-weight: 800;
  color: var(--blog-navy);
  line-height: 1.2;
}

.author-info-role {
  font-size: 11px;
  color: var(--blog-text-muted);
}

/* ==========================================================================
   Article Cards Grid
   ========================================================================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.article-card {
  background: #FFFFFF;
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--blog-shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--blog-shadow-md);
  border-color: var(--blog-gold);
}

.article-card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--blog-bg-muted);
  overflow: hidden;
}

.article-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .article-card-thumb img {
  transform: scale(1.05);
}

.article-card-category {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(9, 43, 70, 0.9);
  color: var(--blog-gold);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: var(--blog-radius-pill);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(214, 164, 67, 0.4);
}

.article-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--blog-text-muted);
  margin-bottom: 10px;
}

.article-card-title {
  font-family: 'Cinzel', serif;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--blog-navy);
  margin-bottom: 10px;
}

.article-card-title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.article-card-title a:hover {
  color: var(--blog-teal);
}

.article-card-excerpt {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--blog-text-primary);
  margin-bottom: 18px;
  flex-grow: 1;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--blog-border);
  padding-top: 14px;
  margin-top: auto;
}

.read-more-link {
  font-size: 12.5px;
  font-weight: 800;
  color: var(--blog-navy);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color 0.2s ease, transform 0.2s ease;
}

.read-more-link:hover {
  color: var(--blog-teal);
  transform: translateX(3px);
}

/* ==========================================================================
   Article Detail Page Layout
   ========================================================================== */
.article-detail-header {
  padding: 36px 0 24px;
  background: var(--blog-bg-canvas);
  border-bottom: 1px solid var(--blog-border);
}

.article-title-h1 {
  font-family: 'Cinzel', serif;
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--blog-navy);
  margin: 16px 0 20px;
  letter-spacing: -0.01em;
}

.article-header-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding: 14px 0;
  border-top: 1px solid var(--blog-border);
  border-bottom: 1px solid var(--blog-border);
  font-size: 13px;
  color: var(--blog-text-muted);
}

.article-hero-image-wrap {
  margin: 32px 0 40px;
  border-radius: var(--blog-radius-lg);
  overflow: hidden;
  box-shadow: var(--blog-shadow-md);
  border: 1px solid var(--blog-border);
}

.article-hero-image-wrap img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  display: block;
}

/* Two-Column Editorial Layout */
.article-editorial-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
  align-items: start;
  margin-bottom: 60px;
}

/* Quick Summary / Direct Answer Callout Box (GEO/AEO) */
.direct-answer-box {
  background: var(--blog-gold-light);
  border-left: 4px solid var(--blog-gold);
  border-radius: 0 var(--blog-radius-md) var(--blog-radius-md) 0;
  padding: 22px 26px;
  margin: 0 0 32px 0;
  box-shadow: 0 4px 14px rgba(214, 164, 67, 0.08);
}

.direct-answer-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #8C5E1E;
  margin-bottom: 8px;
}

.direct-answer-text {
  font-size: 15.5px;
  line-height: 1.65;
  color: #2D3748;
  font-weight: 600;
  margin: 0;
}

/* Article Body Typography */
.article-content {
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--blog-text-primary);
}

.article-content h2 {
  font-family: 'Cinzel', serif;
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  font-weight: 800;
  color: var(--blog-navy);
  margin-top: 40px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(214, 164, 67, 0.25);
  scroll-margin-top: 90px;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blog-navy);
  margin-top: 28px;
  margin-bottom: 12px;
  scroll-margin-top: 90px;
}

.article-content p {
  margin-bottom: 20px;
}

.article-content ul,
.article-content ol {
  margin: 0 0 24px 24px;
}

.article-content li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.article-content strong {
  color: var(--blog-navy);
}

.article-content a {
  color: var(--blog-teal);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 700;
  transition: color 0.2s ease;
}

.article-content a:hover {
  color: var(--blog-navy);
}

/* Table of Contents Sticky Sidebar */
.sticky-sidebar {
  position: sticky;
  top: 92px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.toc-card {
  background: #FFFFFF;
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius-md);
  padding: 22px;
  box-shadow: var(--blog-shadow-sm);
}

.toc-heading {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blog-navy);
  padding-bottom: 10px;
  margin-bottom: 12px;
  border-bottom: 2px solid var(--blog-gold);
  display: flex;
  align-items: center;
  gap: 8px;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-item {
  margin-bottom: 8px;
}

.toc-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--blog-text-primary);
  text-decoration: none;
  display: block;
  line-height: 1.4;
  padding: 4px 6px;
  border-radius: var(--blog-radius-sm);
  transition: all 0.2s ease;
}

.toc-link:hover,
.toc-link.active {
  color: var(--blog-teal);
  background: var(--blog-bg-muted);
  font-weight: 700;
}

.sidebar-admission-card {
  background: linear-gradient(135deg, #092B46 0%, #0F436B 100%);
  color: #FFFFFF;
  border-radius: var(--blog-radius-md);
  padding: 24px;
  text-align: center;
  border: 1px solid var(--blog-gold);
  box-shadow: var(--blog-shadow-md);
}

.sidebar-admission-card h4 {
  font-family: 'Cinzel', serif;
  font-size: 17px;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.sidebar-admission-card p {
  font-size: 13px;
  color: #D2E0EB;
  margin-bottom: 16px;
  line-height: 1.5;
}

/* FAQ Accordion Section in Article */
.article-faq-section {
  margin: 48px 0 36px;
  background: var(--blog-bg-muted);
  border-radius: var(--blog-radius-md);
  padding: 32px;
  border: 1px solid var(--blog-border);
}

.faq-title {
  font-family: 'Cinzel', serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--blog-navy);
  margin-bottom: 20px;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--blog-navy);
  text-align: left;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  outline: none;
}

.faq-question:hover {
  background: var(--blog-gold-light);
}

.faq-answer {
  padding: 0 20px 16px 20px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--blog-text-primary);
}

/* Social Share Bar */
.social-share-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 0;
  border-top: 1px solid var(--blog-border);
  border-bottom: 1px solid var(--blog-border);
  margin: 36px 0;
  flex-wrap: wrap;
}

.share-label {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blog-navy);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--blog-radius-pill);
  font-size: 12.5px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

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

.share-btn-whatsapp:hover {
  background: #1EBE5D;
}

.share-btn-twitter {
  background: #000000;
  color: #FFFFFF;
}

.share-btn-twitter:hover {
  background: #333333;
}

.share-btn-facebook {
  background: #1877F2;
  color: #FFFFFF;
}

.share-btn-facebook:hover {
  background: #0C63D4;
}

.share-btn-copy {
  background: var(--blog-bg-muted);
  color: var(--blog-navy);
  border-color: var(--blog-border);
}

.share-btn-copy:hover {
  background: var(--blog-gold-light);
  border-color: var(--blog-gold);
}

/* Author Box at End of Article */
.article-author-box {
  background: #FFFFFF;
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius-md);
  padding: 24px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 48px;
  box-shadow: var(--blog-shadow-sm);
}

.author-box-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--blog-gold);
  flex-shrink: 0;
}

.author-box-content h4 {
  font-size: 16px;
  font-weight: 800;
  color: var(--blog-navy);
  margin-bottom: 2px;
}

.author-box-role {
  font-size: 12px;
  font-weight: 700;
  color: var(--blog-teal);
  margin-bottom: 8px;
  display: block;
}

.author-box-bio {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--blog-text-primary);
  margin: 0;
}

/* ==========================================================================
   Pagination
   ========================================================================== */
.pagination-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 36px;
  margin-bottom: 48px;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blog-navy);
  background: #FFFFFF;
  border: 1px solid var(--blog-border);
  border-radius: var(--blog-radius-sm);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}

.page-btn:hover {
  background: var(--blog-gold-light);
  border-color: var(--blog-gold);
}

.page-btn.active {
  background: var(--blog-navy);
  color: #FFFFFF;
  border-color: var(--blog-navy);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .featured-card {
    grid-template-columns: 1fr;
  }

  .featured-card-media {
    min-height: 240px;
  }

  .article-editorial-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .sticky-sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-hero {
    padding: 40px 0 32px;
  }

  .featured-card-body {
    padding: 20px;
  }

  .article-editorial-grid {
    gap: 24px;
  }

  .article-faq-section {
    padding: 20px;
  }
}