/* ==========================================================================
   ISJ ARTICLE & ISSUE NORMALIZATION
   Responsibility: Styling the core structural blocks of the journal 
   (Article Cards, Issue Cards, Article Landing Pages).
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Issue Landing & TOC (.isj-issue-toc, .isj-issue-header)
   -------------------------------------------------------------------------- */
.isj-issue-header {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.isj-issue-header__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .isj-issue-header__content {
    flex-direction: row;
    align-items: flex-start;
  }
}

.isj-issue-header__cover {
  flex-shrink: 0;
  width: 100%;
  max-width: 260px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--color-border);
}

.isj-issue-header__cover img {
  width: 100%;
  height: auto;
  display: block;
}

.isj-issue-header__meta-wrapper {
  flex-grow: 1;
}

.isj-issue-header__title {
  font-family: var(--font-display);
  font-size: var(--text-display-md);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  margin-top: 0;
  margin-bottom: var(--space-2);
}

.isj-issue-header__subtitle {
  display: block;
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  margin-top: var(--space-2);
}

.isj-issue-header__published,
.isj-issue-header__pub-id {
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
}

.isj-issue-header__meta-label {
  font-weight: var(--weight-bold);
  color: var(--color-text-secondary);
  margin-right: var(--space-2);
}

.isj-issue-header__meta-value {
  color: var(--color-text-primary);
  font-weight: var(--weight-medium);
}

.isj-issue-header__meta-value a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.isj-issue-header__meta-value a:hover {
  text-decoration: underline;
  color: var(--color-primary-dark);
}

.isj-issue-header__description {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.isj-issue-header__galleys {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.isj-issue-header__galley-title {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: var(--weight-bold);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.isj-issue-header__galley-links {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* Sections */
.isj-issue-section {
  margin-top: var(--space-12);
  margin-bottom: var(--space-12);
}

.isj-issue-section__header {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border);
}

.isj-issue-section__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-semi);
  color: var(--color-text-primary);
  margin: 0;
}

/* --------------------------------------------------------------------------
   2. Article Lists & Summaries (.isj-article-grid, .isj-article-card)
   -------------------------------------------------------------------------- */
.isj-article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  list-style: none;
  padding: 0;
  margin: 0;
}

@media (min-width: 768px) {
  .isj-article-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  /* Only apply 3 columns if we are not restricted in a sidebar layout */
  .page_index_journal .isj-article-grid,
  .isj-page--issue .isj-article-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.isj-article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.isj-article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -8px rgba(0, 0, 0, 0.08);
  border-color: var(--color-primary-light);
}

.isj-article-card__cover {
  margin-bottom: var(--space-4);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.isj-article-card__cover img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.isj-article-card:hover .isj-article-card__cover img {
  transform: scale(1.03);
}

.isj-article-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-2);
  margin-top: 0;
}

.isj-article-card__title a {
  color: var(--color-text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.isj-article-card__subtitle {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  font-weight: var(--weight-normal);
  margin-top: var(--space-2);
}

.isj-article-card__content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.isj-article-card__meta {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.isj-article-card__authors {
  font-weight: var(--weight-medium);
  color: var(--color-primary-dark);
}

.isj-article-card__meta-row {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.isj-article-card__pages,
.isj-article-card__published {
  display: inline-flex;
  align-items: center;
  color: var(--color-text-muted);
}

/* Galley Button Links Wrapper */
.isj-article-card__actions {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* OJS Default Galley Link Overrides */
.isj-issue-header__galley-links .obj_galley_link,
.isj-article-card__actions .obj_galley_link,
.issues_archive .obj_galley_link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  border-radius: var(--radius-full);
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast);
  border: 1px solid var(--color-border);
}

.isj-issue-header__galley-links .obj_galley_link:hover,
.isj-article-card__actions .obj_galley_link:hover,
.issues_archive .obj_galley_link:hover {
  background: var(--color-primary-bg);
  color: var(--color-primary-dark);
  border-color: var(--color-primary-light);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* --------------------------------------------------------------------------
   3. Issue Archives (Issue Card UI)
   -------------------------------------------------------------------------- */
.issues_archive {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-8);
  list-style: none;
  padding: 0;
}

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

@media (min-width: 992px) {
  .issues_archive {
    grid-template-columns: repeat(3, 1fr);
  }
}

.obj_issue_summary {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  text-decoration: none;
  height: 100%;
}

.obj_issue_summary:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -8px rgba(0, 0, 0, 0.06);
  border-color: var(--color-primary-light);
}

.obj_issue_summary .cover {
  margin-bottom: var(--space-4);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.obj_issue_summary .cover img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.obj_issue_summary:hover .cover img {
  transform: scale(1.03);
}

.obj_issue_summary h2 {
  margin: 0 0 var(--space-2) 0;
  padding: 0;
  border: none;
}

.obj_issue_summary .title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  text-decoration: none;
}

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

.obj_issue_summary .series {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-3);
}

.obj_issue_summary .description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   4. Single Article Landing Page (.page_article)
   -------------------------------------------------------------------------- */
.page_article .obj_article_details h1.page_title {
  font-family: var(--font-display);
  font-size: var(--text-display-sm);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-top: 0;
  margin-bottom: var(--space-4);
  line-height: var(--leading-tight);
}

.page_article .obj_article_details h2.subtitle {
  font-size: var(--text-h2);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  margin-top: 0;
  margin-bottom: var(--space-10);
  line-height: var(--leading-snug);
}

.page_article .obj_article_details .row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 992px) {
  .page_article .obj_article_details .row {
    grid-template-columns: 3fr 1fr;
    gap: var(--space-12);
  }
}

.page_article .main_entry {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.page_article .item.abstract h2 {
  font-size: var(--text-h3);
  margin-bottom: var(--space-4);
}

.page_article .item.abstract p {
  font-size: var(--text-md);
  line-height: var(--leading-loose);
  color: var(--color-text-primary);
}

/* Article Sidebar (Metadata, Galleys, Citations) */
.page_article .entry_details {
  background: var(--color-surface-alt);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  align-self: start;
}

.page_article .entry_details .item {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.page_article .entry_details .item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page_article .entry_details .label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: var(--weight-bold);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.page_article .entry_details .value {
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  font-weight: var(--weight-medium);
}