/* ==========================================================================
   SMART INKLER - Blog Styles
   ========================================================================== */

/* Blog Page Layout */
.blog-page {
  min-height: 100vh;
  padding-top: 80px;
}

/* Blog Hero */
.blog-hero {
  padding: var(--space-4xl) 0 var(--space-2xl);
  text-align: center;
}

.blog-hero__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--space-md);
}

.blog-hero__subtitle {
  color: var(--text-secondary);
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Featured Post */
.blog-featured {
  padding: 0 0 var(--space-3xl);
}

.featured-post {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  padding: var(--space-lg);
  text-decoration: none;
  transition: all var(--transition-normal);
}

.featured-post:hover {
  transform: translateY(-4px);
}

.featured-post__image {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(59, 130, 246, 0.05));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.featured-post__placeholder {
  color: var(--text-muted);
  opacity: 0.5;
}

.featured-post__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-post__tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: var(--space-md);
  width: fit-content;
}

.featured-post__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
  line-height: 1.3;
}

.featured-post__excerpt {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.featured-post__meta {
  display: flex;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Blog Grid */
.blog-grid-section {
  padding-bottom: var(--space-4xl);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-lg);
}

/* Blog Card */
.blog-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: all var(--transition-normal);
  overflow: hidden;
}

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

.blog-card__image {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(59, 130, 246, 0.03));
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-card__placeholder {
  color: var(--text-muted);
  opacity: 0.4;
}

.blog-card__content {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background: rgba(59, 130, 246, 0.15);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: var(--space-sm);
  width: fit-content;
}

.blog-card__title {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
  line-height: 1.4;
}

.blog-card__excerpt {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--space-md);
}

.blog-card__meta {
  display: flex;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Newsletter */
.blog-newsletter {
  padding: var(--space-2xl) 0 var(--space-4xl);
}

.newsletter-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xl);
  padding: var(--space-2xl);
}

.newsletter-card__content {
  max-width: 500px;
}

.newsletter-card__title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.newsletter-card__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.newsletter-card__form {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.newsletter-card__form .form__input {
  width: 280px;
}

/* Blog Article Page */
.article-page {
  min-height: 100vh;
  padding-top: 80px;
}

.article-header {
  padding: var(--space-3xl) 0;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.article-header__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-xl);
  transition: color var(--transition-fast);
}

.article-header__back:hover {
  color: var(--text-primary);
}

.article-header__back svg {
  width: 18px;
  height: 18px;
}

.article-header__tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: var(--space-lg);
}

.article-header__title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-lg);
  line-height: 1.2;
}

.article-header__meta {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  color: var(--text-muted);
  font-size: 0.95rem;
}

.article-header__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.article-header__meta-item svg {
  width: 16px;
  height: 16px;
}

/* Article Content */
.article-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-md) var(--space-4xl);
}

.article-content h2 {
  font-size: 1.75rem;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.article-content h3 {
  font-size: 1.35rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.article-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.article-content ul,
.article-content ol {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.article-content li {
  margin-bottom: var(--space-sm);
}

.article-content blockquote {
  border-left: 3px solid var(--primary-blue);
  padding-left: var(--space-lg);
  margin: var(--space-xl) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-content code {
  background: rgba(59, 130, 246, 0.1);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.9em;
  color: var(--text-accent);
}

.article-content pre {
  background: rgba(15, 22, 40, 0.8);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  overflow-x: auto;
  margin: var(--space-xl) 0;
}

.article-content pre code {
  background: none;
  padding: 0;
}

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

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

.article-content img {
  border-radius: var(--radius-lg);
  margin: var(--space-xl) 0;
  box-shadow: var(--glass-shadow);
}

/* Tip Box */
.tip-box {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
}

.tip-box__header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: var(--space-sm);
}

.tip-box__content {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Shortcut Table */
.shortcut-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-xl) 0;
}

.shortcut-table th,
.shortcut-table td {
  padding: var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--glass-border-light);
}

.shortcut-table th {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.9rem;
}

.shortcut-table td {
  color: var(--text-secondary);
}

.shortcut-table kbd {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.85rem;
  color: var(--text-accent);
}

/* Article CTA */
.article-cta {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  margin-top: var(--space-3xl);
}

.article-cta__title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.article-cta__desc {
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

/* Related Posts */
.related-posts {
  padding: var(--space-3xl) 0;
  border-top: 1px solid var(--glass-border-light);
  margin-top: var(--space-3xl);
}

.related-posts__title {
  font-size: 1.5rem;
  margin-bottom: var(--space-xl);
  text-align: center;
}

.related-posts__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
  max-width: 900px;
  margin: 0 auto;
}

/* Active nav link */
.nav__link.active {
  color: var(--text-primary);
}

.nav__link.active::after {
  width: 100%;
}

/* Responsive */
@media (max-width: 900px) {
  .featured-post {
    grid-template-columns: 1fr;
  }

  .newsletter-card {
    flex-direction: column;
    text-align: center;
  }

  .newsletter-card__form {
    flex-direction: column;
    width: 100%;
  }

  .newsletter-card__form .form__input {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .article-header__meta {
    flex-direction: column;
    gap: var(--space-sm);
  }
}