/* ==========================================================================
   Rakshak AI - Dedicated Blog System Styles
   Fully aligned with Rakshak Design System (design-tokens.css & templatemo)
   ========================================================================== */

/* Hero Section */
.blog-hero {
  padding-top: 170px;
  padding-bottom: 70px;
  position: relative;
  text-align: center;
  background: var(--bg-color);
  transition: background-color var(--transition-base);
}

.blog-hero .cap-badge {
  color: var(--primary-color);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 18px;
  background: rgba(229, 56, 59, 0.1);
  padding: 6px 18px;
  border-radius: 20px;
  border: 1px solid rgba(229, 56, 59, 0.25);
  font-family: var(--font-mono, monospace);
}

.blog-hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--heading-color);
}

.blog-hero p.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto;
}

/* Controls Bar: Search & Category Filters */
.blog-controls-section {
  padding: 0 0 40px 0;
}

.blog-controls-wrapper {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.blog-search-bar {
  position: relative;
  max-width: 540px;
  margin: 0 auto;
  width: 100%;
}

.blog-search-bar input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  border-radius: 30px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.blog-search-bar input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(229, 56, 59, 0.15);
}

.blog-search-bar .search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
}

.blog-categories-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  align-items: center;
}

.category-filter-btn {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  user-select: none;
}

.category-filter-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.category-filter-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: #ffffff !important;
  box-shadow: 0 4px 15px rgba(229, 56, 59, 0.3);
}

/* Blog Posts Grid */
.blog-listing-section {
  padding-bottom: 90px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

/* Blog Card Component */
.blog-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg, 24px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  text-decoration: none;
  color: inherit;
}

.blog-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.blog-card-cover-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  overflow: hidden;
  background: var(--surface-color);
}

.blog-card-cover-wrapper img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-cover-wrapper img {
  transform: scale(1.05);
}

.blog-card-category-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(11, 14, 20, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.blog-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  font-family: var(--font-mono, monospace);
}

.blog-card-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.blog-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 12px;
  line-height: 1.35;
  transition: color 0.2s ease;
}

.blog-card:hover .blog-card-title {
  color: var(--primary-color);
}

.blog-card-excerpt {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 15px;
  border-top: 1px solid var(--border-color);
  margin-top: auto;
}

.blog-card-cta {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary-color);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.2s ease;
}

.blog-card:hover .blog-card-cta {
  gap: 12px;
}

/* Empty State */
.blog-empty-state {
  text-align: center;
  padding: 60px 20px;
  grid-column: 1 / -1;
}

.blog-empty-state i {
  font-size: 3rem;
  color: var(--text-muted);
  margin-bottom: 15px;
}

.blog-empty-state h3 {
  font-size: 1.4rem;
  color: var(--heading-color);
  margin-bottom: 8px;
}

.blog-empty-state p {
  color: var(--text-secondary);
  max-width: 400px;
  margin: 0 auto;
}

/* ==========================================================================
   Individual Blog Article Page Styles
   ========================================================================== */

.article-hero {
  padding-top: 160px;
  padding-bottom: 40px;
  background: var(--bg-color);
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 25px;
  flex-wrap: wrap;
}

.article-breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

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

.article-breadcrumb i {
  font-size: 0.75rem;
}

.article-title-stack h1 {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--heading-color);
  margin-bottom: 25px;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 25px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.article-author-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.article-author-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-color);
}

.article-author-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--heading-color);
  margin: 0;
}

.article-author-role {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 0;
}

.article-meta-items {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-family: var(--font-mono, monospace);
  flex-wrap: wrap;
}

.article-cover-banner {
  margin-bottom: 50px;
  border-radius: var(--radius-lg, 24px);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  max-height: 520px;
  background: var(--surface-color);
}

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

/* Article Body Content */
.article-content {
  max-width: 860px;
  margin: 0 auto;
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--text-color);
}

.article-content h2 {
  font-size: 1.85rem;
  font-weight: 800;
  margin-top: 45px;
  margin-bottom: 18px;
  color: var(--heading-color);
  border-left: 4px solid var(--primary-color);
  padding-left: 15px;
}

.article-content h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-top: 35px;
  margin-bottom: 14px;
  color: var(--heading-color);
}

.article-content p {
  margin-bottom: 22px;
  color: var(--text-color);
}

.article-content ul, 
.article-content ol {
  margin-bottom: 25px;
  padding-left: 25px;
}

.article-content li {
  margin-bottom: 10px;
  color: var(--text-color);
}

.article-content code {
  font-family: var(--font-mono, monospace);
  background: var(--surface-color);
  color: var(--primary-color);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  border: 1px solid var(--border-color);
}

/* Callout Box */
.article-callout {
  display: flex;
  gap: 18px;
  padding: 22px;
  background: var(--surface-color);
  border-left: 4px solid var(--secondary-color);
  border-radius: 0 12px 12px 0;
  margin: 30px 0;
  border-top: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.article-callout .callout-icon {
  font-size: 1.5rem;
  color: var(--secondary-color);
  flex-shrink: 0;
  margin-top: 2px;
}

.article-callout .callout-text {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-color);
}

/* Code Block Wrapper */
.code-block-wrapper {
  background: #0b0e14;
  border: 1px solid #30363d;
  border-radius: 12px;
  margin: 30px 0;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 18px;
  background: #161b22;
  border-bottom: 1px solid #30363d;
  color: #8b949e;
  font-family: var(--font-mono, monospace);
  font-size: 0.8rem;
}

.copy-code-btn {
  background: transparent;
  border: 1px solid #30363d;
  color: #8b949e;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.copy-code-btn:hover {
  color: #ffffff;
  border-color: #8b949e;
}

.code-block-wrapper pre {
  margin: 0;
  padding: 20px;
  overflow-x: auto;
}

.code-block-wrapper pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: #e6edf3;
  font-family: var(--font-mono, monospace);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* Article Table */
.article-table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0;
  background: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.article-table th {
  background: var(--surface-color);
  padding: 14px 18px;
  text-align: left;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--heading-color);
  border-bottom: 1px solid var(--border-color);
}

.article-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.92rem;
  color: var(--text-color);
}

.article-table tr:last-child td {
  border-bottom: none;
}

/* Tags & Share Bar */
.article-footer-meta {
  max-width: 860px;
  margin: 50px auto 0;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.article-tag {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 15px;
  text-decoration: none;
}

.article-share-links {
  display: flex;
  align-items: center;
  gap: 15px;
}

.article-share-links span {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

.share-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color);
  background: var(--card-bg);
  transition: all 0.25s ease;
  cursor: pointer;
}

.share-icon-btn:hover {
  background: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

/* Author Box */
.article-author-box {
  max-width: 860px;
  margin: 40px auto;
  padding: 30px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md, 16px);
  display: flex;
  gap: 20px;
  align-items: center;
}

.article-author-box-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary-color);
  flex-shrink: 0;
}

.article-author-box-details h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 4px;
}

.article-author-box-details p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

/* Navigation between posts */
.article-nav-section {
  padding: 70px 0;
  background: var(--surface-color);
  border-top: 1px solid var(--border-color);
}

.article-nav-header {
  text-align: center;
  margin-bottom: 40px;
}

.article-nav-header h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--heading-color);
}

/* Responsive Rules */
@media (max-width: 991px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .blog-hero h1 {
    font-size: 2.4rem;
  }
  .article-title-stack h1 {
    font-size: 2rem;
  }
  .blog-card-title {
    font-size: 1.1rem;
  }
}

@media (max-width: 768px) {
  .blog-hero {
    padding-top: 130px;
    padding-bottom: 35px;
  }
  .blog-hero h1 {
    font-size: 1.85rem !important;
  }
  .blog-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .blog-card-body {
    padding: 16px;
  }
  .blog-card-title {
    font-size: 1.05rem !important;
    line-height: 1.4 !important;
    margin-bottom: 8px !important;
  }
  .blog-card-excerpt {
    font-size: 0.88rem;
    -webkit-line-clamp: 2;
  }
  .blog-card-meta {
    font-size: 0.75rem;
    gap: 8px;
  }
  .article-hero {
    padding-top: 120px;
  }
  .article-title-stack h1 {
    font-size: 1.6rem !important;
    line-height: 1.25 !important;
  }
  .article-meta-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .article-meta-items {
    gap: 12px;
    font-size: 0.8rem;
  }
  .article-content {
    font-size: 1rem;
  }
  .article-content h2 {
    font-size: 1.35rem;
    margin-top: 30px;
  }
  .article-content h3 {
    font-size: 1.15rem;
  }
  .article-author-box {
    flex-direction: column;
    text-align: center;
    padding: 18px;
  }
  .trinetra-diagram-container {
    padding: 24px 14px !important;
  }
  .trinetra-row {
    gap: 10px;
  }
  .trinetra-sub-node {
    min-width: 70px;
    padding: 12px 8px;
    font-size: 0.78rem;
  }
}

@media (max-width: 480px) {
  .blog-hero h1 {
    font-size: 1.55rem !important;
  }
  .blog-hero .hero-subtitle {
    font-size: 0.92rem !important;
  }
  .article-title-stack h1 {
    font-size: 1.35rem !important;
  }
  .blog-card-title {
    font-size: 0.98rem !important;
  }
  .blog-card-cover-wrapper {
    padding-top: 48%;
  }
  .cap-badge {
    font-size: 0.72rem;
  }
}

/* Floating Dark Mode Toggle — always visible on all screen sizes */
.floating-dark-toggle {
  position: fixed;
  bottom: 22px;
  right: 22px;
  z-index: 9999;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1.5px solid var(--border-color);
  color: var(--text-color);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(0,0,0,0.25);
  transition: all 0.25s ease;
}
.floating-dark-toggle:hover {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
  transform: scale(1.1);
}
@media (min-width: 992px) {
  /* Hide floating button on desktop — toggle is in the nav bar */
  .floating-dark-toggle {
    display: none;
  }
}