/* Shared Article Styles for SEO, LogoDesign, AIAgent */

.article-header {
  margin-bottom: 2rem;
  border-bottom: 2px solid #f3f4f6; /* gray-100 */
  padding-bottom: 1rem;
}

.article-title {
  font-size: 1.875rem;
  font-weight: 600;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: -0.025em;
  margin: 0 0 0.5rem 0;
}
@media (min-width: 768px) {
  .article-title { font-size: 2.25rem; }
}

.article-subtitle {
  font-size: 1.125rem;
  color: #4b5563; /* gray-600 */
  margin: 0;
}

.article-section {
  margin-bottom: 2.5rem;
}

.article-section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin: 0 0 1rem 0;
}

.article-text {
  color: #1f2937; /* gray-800 */
  line-height: 1.625;
}
.article-text p {
  margin-top: 0;
  margin-bottom: 1rem;
}
.article-text p:last-child {
  margin-bottom: 0;
}

.article-list {
  list-style-type: disc;
  margin-left: 1.5rem;
  color: #1f2937;
  line-height: 1.625;
}
.article-list-item {
  margin-bottom: 0.75rem;
}

.article-sublist {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.article-sublist p {
  margin: 0;
  color: #1f2937;
  line-height: 1.625;
}

.article-card-group {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.article-card-group-lg {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.article-card-item-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin: 0 0 0.5rem 0;
}
.article-card-item-title-sm {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin: 0 0 0.25rem 0;
}

.article-highlight-box {
  background-color: #f9fafb; /* gray-50 */
  padding: 1.5rem;
  border-left: 4px solid var(--color-primary);
  margin-bottom: 2.5rem;
}
@media (min-width: 768px) {
  .article-highlight-box { padding: 2rem; }
}

.article-banner-box {
  background-color: #f9fafb; /* gray-50 */
  padding: 1.5rem;
  border: 1px solid #f3f4f6; /* gray-100 */
  margin-bottom: 2.5rem;
}
@media (min-width: 768px) {
  .article-banner-box { padding: 2rem; }
}

.article-faq-item {
  margin-bottom: 1rem;
}
.article-faq-q {
  font-weight: 600;
  color: var(--color-secondary);
}
.article-faq-hint {
  font-size: 0.875rem;
  color: #4b5563; /* gray-600 */
  margin-bottom: 1rem;
  font-style: italic;
}

.article-cta {
  margin-top: 3rem;
  background-color: var(--color-secondary);
  color: white;
  padding: 2rem;
  text-align: center;
  border-radius: 2px;
}
@media (min-width: 768px) {
  .article-cta { padding: 2.5rem; }
}
.article-cta-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 1rem 0;
  text-transform: uppercase;
  letter-spacing: -0.025em;
}
@media (min-width: 768px) {
  .article-cta-title { font-size: 1.875rem; }
}
.article-cta-desc {
  margin: 0 auto 1.5rem auto;
  opacity: 0.8;
  max-width: 36rem;
}
.article-cta-actions {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
}
@media (min-width: 768px) {
  .article-cta-actions { flex-direction: row; }
}

/* Article Meta (Date, Category, Author) */
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: #4b5563; /* gray-600 */
}
.article-meta-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.article-meta-tag {
  background-color: #f3f4f6; /* gray-100 */
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  color: var(--color-primary);
  font-weight: 500;
}
.article-meta-icon {
  width: 16px;
  height: 16px;
}

/* Article Share Buttons */
.article-share {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e5e7eb; /* gray-200 */
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.article-share-label {
  font-weight: 600;
  color: var(--color-secondary);
}
.article-share-actions {
  display: flex;
  gap: 0.5rem;
}
.article-share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #f3f4f6;
  color: #4b5563;
  text-decoration: none;
  transition: all 0.2s ease;
}
.article-share-btn:hover {
  background-color: var(--color-primary);
  color: white;
}