/**
 * sbom.guru - Vulnerability, Advisory & Guide Specialized Layouts
 */

/* Single Article Layout */
.article-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 24px;
}

@media (min-width: 1024px) {
  .article-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
  }
}

.article-main-column {
  min-width: 0; /* Prevents overflow with large tables / code */
}

.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media (min-width: 1024px) {
  .article-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 24px);
    max-height: calc(100vh - var(--header-height) - 48px);
    overflow-y: auto;
  }
}

/* Article Header */
.article-header {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-sm);
}

.article-badges-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.article-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-navy);
  margin: 0 0 16px 0;
  letter-spacing: -0.5px;
}

@media (min-width: 768px) {
  .article-title {
    font-size: 2.5rem;
  }
}

.article-excerpt {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0 0 20px 0;
  border-left: 3px solid var(--color-brand-blue);
  padding-left: 16px;
}

.article-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.article-meta-bar .posted-on, .article-meta-bar .byline, .article-meta-bar .reading-time {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Vulnerability Overview Panel */
.vuln-overview-panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: 36px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.vuln-panel-header {
  background: var(--color-navy);
  color: #fff;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.vuln-panel-title {
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}

.vuln-dl-grid {
  display: grid;
  grid-template-columns: 1fr;
  padding: 0;
  margin: 0;
}

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

.vuln-dl-row {
  display: flex;
  flex-direction: column;
  padding: 14px 24px;
  border-bottom: 1px solid var(--color-border);
}

.vuln-dl-row:nth-child(even) {
  background: #fafcfe;
}

.vuln-dl-row.full-width {
  grid-column: 1 / -1;
}

.vuln-dt {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}

.vuln-dd {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  word-break: break-word;
}

.vuln-dd.plain-font {
  font-family: var(--font-sans);
}

.vuln-dd .badge-severity {
  font-family: var(--font-sans);
}

/* Multiple Packages Table */
.vuln-packages-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.vuln-packages-table th {
  background: var(--color-light-bg);
  color: var(--color-navy);
  text-align: left;
  padding: 10px 16px;
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
}

.vuln-packages-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
}

/* Article Content Body */
.article-content-body {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-primary);
}

@media (min-width: 768px) {
  .article-content-body {
    padding: 48px 44px;
  }
}

.article-content-body h2 {
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--color-navy);
  margin: 40px 0 16px 0;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.article-content-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy-secondary);
  margin: 32px 0 12px 0;
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.article-content-body h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 24px 0 8px 0;
}

.heading-anchor {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 400;
  opacity: 0;
  transition: opacity 0.15s ease;
  margin-left: 6px;
}

h2:hover .heading-anchor, h3:hover .heading-anchor {
  opacity: 1;
}

.article-content-body p {
  margin: 0 0 20px 0;
}

.article-content-body ul, .article-content-body ol {
  margin: 0 0 24px 0;
  padding-left: 28px;
}

.article-content-body li {
  margin-bottom: 8px;
}

.article-content-body blockquote {
  margin: 28px 0;
  padding: 16px 24px;
  border-left: 4px solid var(--color-brand-blue);
  background: #F8FAFD;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: #334155;
}

.article-content-body blockquote p:last-child {
  margin: 0;
}

/* Content Tables */
.article-content-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
}

.article-content-body th {
  background: #F0F5FA;
  color: var(--color-navy);
  font-weight: 700;
  text-align: left;
  padding: 12px 16px;
  border-bottom: 2px solid var(--color-border);
}

.article-content-body td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}

.article-content-body tr:nth-child(even) td {
  background: #FAFCFE;
}

/* Callout / Notice Blocks */
.sbom-notice {
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 24px 0;
  border-left: 4px solid var(--color-brand-blue);
  background: var(--color-light-bg);
  display: flex;
  gap: 12px;
}

.sbom-notice-warning {
  border-left-color: var(--color-high);
  background: var(--color-high-bg);
}

.sbom-notice-danger {
  border-left-color: var(--color-critical);
  background: var(--color-critical-bg);
}

/* Table of Contents Widget */
.sbom-toc {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.sbom-toc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.sbom-toc-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-navy);
  display: flex;
  align-items: center;
  gap: 6px;
}

.sbom-toc-toggle {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
}

.sbom-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.875rem;
}

.sbom-toc-item {
  margin-bottom: 8px;
}

.sbom-toc-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  display: block;
  padding: 3px 6px;
  border-radius: var(--radius-sm);
  line-height: 1.4;
  transition: var(--transition);
}

.sbom-toc-link:hover, .sbom-toc-link.active {
  color: var(--color-brand-blue);
  background: var(--color-brand-blue-subtle);
  font-weight: 600;
}

.sbom-toc-sublist {
  list-style: none;
  padding-left: 14px;
  margin-top: 4px;
  border-left: 1px solid var(--color-border);
}

/* References Section */
.references-panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-top: 36px;
  box-shadow: var(--shadow-sm);
}

.references-panel-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 16px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.references-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.reference-item {
  display: flex;
  flex-direction: column;
  padding: 12px 16px;
  background: var(--color-light-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

@media (min-width: 640px) {
  .reference-item {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }
}

.reference-item:hover {
  border-color: #b0c7de;
  background: #f0f5fc;
}

.reference-link {
  font-weight: 600;
  color: var(--color-navy);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  word-break: break-all;
}

.reference-link:hover {
  color: var(--color-brand-blue);
}

.reference-source-badge {
  font-size: 0.75rem;
  font-weight: 600;
  background: #E2ECF7;
  color: #174E87;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  width: fit-content;
}

/* Related Articles */
.related-articles-section {
  margin-top: 48px;
  padding-top: 36px;
  border-top: 2px solid var(--color-border);
}

.related-section-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 24px 0;
}