/* Blog Styles - extends landing.css variables and patterns */

/* ==================== BLOG LISTING PAGE ==================== */

/* Blog Hero */
.blog-hero {
  padding: 8rem 0 4rem;
  background: linear-gradient(135deg, rgba(5, 150, 105, 0.05) 0%, white 50%, rgba(13, 148, 136, 0.05) 100%);
  text-align: center;
}

.blog-hero-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.blog-hero-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .blog-hero-title { font-size: 3rem; }
}

.blog-hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* Blog Grid */
.blog-grid-section {
  padding: 4rem 0 6rem;
}

.blog-grid-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.blog-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 640px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Blog Card */
.blog-card {
  background: white;
  border-radius: 1rem;
  border: 1px solid var(--color-gray-100);
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
  border-color: var(--color-gray-200);
}

.blog-card-image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.blog-card-category {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.375rem 0.875rem;
  background: white;
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 2rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.blog-card-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 0.75rem;
  line-height: 1.4;
  transition: color 0.2s;
}

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

.blog-card-excerpt {
  color: var(--color-gray-600);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

.blog-card-author {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blog-card-author-avatar {
  width: 1.75rem;
  height: 1.75rem;
  background: var(--color-gray-200);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--color-gray-600);
}

.blog-card-dot {
  width: 3px;
  height: 3px;
  background: var(--color-gray-300);
  border-radius: 50%;
}

.blog-card-read-time {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Empty State */
.blog-empty {
  text-align: center;
  padding: 4rem 2rem;
}

.blog-empty-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1.5rem;
  color: var(--color-gray-300);
}

.blog-empty-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 0.5rem;
}

.blog-empty-text {
  color: var(--color-gray-500);
}

/* ==================== BLOG SINGLE POST PAGE ==================== */

/* Article Header */
.article-header {
  padding: 8rem 0 3rem;
  background: linear-gradient(135deg, rgba(5, 150, 105, 0.05) 0%, white 50%, rgba(13, 148, 136, 0.05) 100%);
}

.article-header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Breadcrumb */
.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.article-breadcrumb a {
  color: var(--color-gray-500);
  transition: color 0.2s;
}

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

.article-breadcrumb-separator {
  color: var(--color-gray-300);
}

.article-breadcrumb-current {
  color: var(--color-gray-900);
  font-weight: 500;
}

/* Article Category */
.article-category {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background: rgba(5, 150, 105, 0.1);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 2rem;
  margin-bottom: 1rem;
}

.article-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-gray-900);
  line-height: 1.3;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .article-title { font-size: 2.75rem; }
}

@media (min-width: 1024px) {
  .article-title { font-size: 3rem; }
}

.article-excerpt {
  font-size: 1.25rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-gray-200);
}

.article-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.article-author-avatar {
  width: 2.75rem;
  height: 2.75rem;
  background: var(--color-gray-200);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-gray-600);
}

.article-author-info {
  display: flex;
  flex-direction: column;
}

.article-author-name {
  font-weight: 600;
  color: var(--color-gray-900);
}

.article-author-label {
  font-size: 0.8125rem;
  color: var(--color-gray-500);
}

.article-date,
.article-read-time {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  color: var(--color-gray-500);
}

.article-date svg,
.article-read-time svg {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--color-gray-400);
}

/* Article Body Layout */
.article-body {
  padding: 3rem 0 6rem;
}

.article-body-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .article-body-inner {
    grid-template-columns: 280px 1fr;
    gap: 4rem;
  }
}

/* Table of Contents Sidebar */
.toc-sidebar {
  display: none;
}

@media (min-width: 1024px) {
  .toc-sidebar {
    display: block;
  }
}

.toc-container {
  position: sticky;
  top: 100px;
}

.toc-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-400);
  margin-bottom: 1rem;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.toc-item {
  border-left: 2px solid var(--color-gray-200);
}

.toc-link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  transition: all 0.2s;
  border-left: 2px solid transparent;
  margin-left: -2px;
}

.toc-link:hover {
  color: var(--color-gray-700);
}

.toc-link.active {
  color: var(--color-gray-900);
  font-weight: 700;
  border-left-color: var(--color-primary);
  background: rgba(5, 150, 105, 0.05);
}

/* Mobile TOC */
.toc-mobile {
  display: block;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: 1rem;
  padding: 1.5rem;
  margin-bottom: 2rem;
}

@media (min-width: 1024px) {
  .toc-mobile { display: none; }
}

.toc-mobile-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}

.toc-mobile-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toc-mobile-link {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  padding: 0.25rem 0;
}

.toc-mobile-link:hover {
  color: var(--color-primary);
}

/* Article Content */
.article-content {
  max-width: 720px;
}

.article-content h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin: 2.5rem 0 1rem;
  scroll-margin-top: 100px;
}

.article-content h2:first-child {
  margin-top: 0;
}

.article-content h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin: 2rem 0 0.75rem;
  scroll-margin-top: 100px;
}

.article-content p {
  font-size: 1.0625rem;
  color: var(--color-gray-700);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.article-content ul,
.article-content ol {
  margin: 0 0 1.5rem 1.5rem;
  color: var(--color-gray-700);
}

.article-content li {
  font-size: 1.0625rem;
  line-height: 1.8;
  margin-bottom: 0.5rem;
}

.article-content blockquote {
  margin: 2rem 0;
  padding: 1.5rem 2rem;
  background: var(--color-gray-50);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 0.75rem 0.75rem 0;
}

.article-content blockquote p {
  font-size: 1.125rem;
  font-style: italic;
  color: var(--color-gray-600);
  margin-bottom: 0;
}

.article-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 0.75rem;
  margin: 2rem 0;
}

.article-content strong {
  font-weight: 600;
  color: var(--color-gray-900);
}

.article-content code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.875em;
  background: var(--color-gray-100);
  padding: 0.2em 0.4em;
  border-radius: 0.25rem;
  color: var(--color-gray-800);
}

.article-content pre {
  background: var(--color-gray-900);
  color: var(--color-gray-100);
  padding: 1.5rem;
  border-radius: 0.75rem;
  overflow-x: auto;
  margin: 2rem 0;
}

.article-content pre code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: 0.9375rem;
}

/* Tags Section */
.article-tags {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-gray-200);
}

.article-tags-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}

.article-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.article-tag {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 2rem;
  transition: all 0.2s;
}

.article-tag:hover {
  background: var(--color-gray-200);
  color: var(--color-gray-900);
}

/* Article CTA */
.article-cta {
  margin-top: 4rem;
  padding: 3rem;
  background: var(--color-gray-900);
  border-radius: 1.5rem;
  text-align: center;
}

.article-cta-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.article-cta-text {
  font-size: 1.125rem;
  color: var(--color-gray-400);
  margin-bottom: 1.5rem;
}

.article-cta .btn {
  display: inline-flex;
}

/* Featured Image in Article */
.article-featured-image {
  margin: -1rem 0 0;
  padding: 0 1.5rem;
}

.article-featured-image-inner {
  max-width: 900px;
  margin: 0 auto;
}

.article-featured-image img {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
}

/* ==================== RESPONSIVE ADJUSTMENTS ==================== */

@media (max-width: 639px) {
  .blog-hero {
    padding: 7rem 0 3rem;
  }

  .blog-hero-title {
    font-size: 2rem;
  }

  .article-header {
    padding: 7rem 0 2rem;
  }

  .article-title {
    font-size: 1.75rem;
  }

  .article-excerpt {
    font-size: 1.0625rem;
  }

  .article-meta {
    gap: 1rem;
  }

  .article-body {
    padding: 2rem 0 4rem;
  }

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

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

  .article-cta {
    padding: 2rem 1.5rem;
  }

  .article-cta-title {
    font-size: 1.5rem;
  }
}

/* ==================== EDITOR.JS CONTENT STYLES ==================== */

/* Article Images (from Editor.js) */
.article-content figure.article-image {
  margin: 2rem 0;
}

.article-content figure.article-image img {
  width: 100%;
  height: auto;
  border-radius: 0.75rem;
  margin: 0;
}

.article-content figure.article-image figcaption {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-gray-500);
  text-align: center;
  font-style: italic;
}

/* Image Modifiers */
.article-content figure.article-image--bordered img {
  border: 2px solid var(--color-gray-200);
}

.article-content figure.article-image--background {
  background: var(--color-gray-100);
  padding: 1.5rem;
  border-radius: 1rem;
}

.article-content figure.article-image--background img {
  border-radius: 0.5rem;
}

.article-content figure.article-image--stretched {
  margin-left: -1.5rem;
  margin-right: -1.5rem;
}

@media (min-width: 1024px) {
  .article-content figure.article-image--stretched {
    margin-left: -3rem;
    margin-right: -3rem;
  }
}

.article-content figure.article-image--stretched img {
  border-radius: 0;
}

/* Blockquote with citation (from Editor.js) */
.article-content blockquote cite {
  display: block;
  margin-top: 1rem;
  font-size: 0.9375rem;
  font-style: normal;
  color: var(--color-gray-500);
}

.article-content blockquote cite::before {
  content: "— ";
}

/* Delimiter (from Editor.js) */
.article-content hr.article-delimiter {
  border: none;
  text-align: center;
  margin: 3rem 0;
}

.article-content hr.article-delimiter::before {
  content: "• • •";
  font-size: 1.5rem;
  color: var(--color-gray-300);
  letter-spacing: 0.5rem;
}

/* H4 Heading (from Editor.js) */
.article-content h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin: 1.5rem 0 0.75rem;
  scroll-margin-top: 100px;
}