body {
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 22%),
    linear-gradient(180deg, var(--color-bg) 0%, color-mix(in srgb, var(--color-bg) 93%, var(--neutral-100)) 100%);
  color: var(--color-text-primary);
}

.article-container-wrapper {
  width: min(100% - 2rem, 1220px);
  margin: 0 auto;
}

.breadcrumb-nav {
  padding-top: 5rem;
  padding-bottom: var(--space-4);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

.breadcrumb a {
  color: inherit;
  text-decoration: none;
}

.launch-article-hero {
  padding-bottom: var(--space-6);
}

.launch-article-hero-shell,
.launch-article-summary,
.launch-article-playcard,
.article-container,
.launch-article-return-card,
.article-faq-item,
.toc-section .table-of-contents {
  border: 1px solid color-mix(in srgb, var(--color-primary) 16%, transparent);
  background: color-mix(in srgb, var(--color-surface) 82%, transparent);
  box-shadow: 0 20px 46px color-mix(in srgb, var(--neutral-950) 10%, transparent);
}

.launch-article-hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: var(--space-5);
  padding: clamp(1.2rem, 2vw, 2rem);
  border-radius: 1.6rem;
}

.launch-article-kicker,
.launch-article-playlabel,
.launch-article-return-kicker {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 var(--space-3);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--color-primary) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-primary) 18%, transparent);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-bold);
}

.launch-article-copy h1 {
  margin: 0 0 var(--space-3);
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.02;
  max-width: 14ch;
  text-wrap: balance;
}

.article-hero-subtitle {
  margin: 0;
  max-width: 60ch;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.launch-article-actions,
.launch-article-return-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.article-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.1rem;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  font-weight: var(--font-weight-bold);
  text-decoration: none;
  transition: transform var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);
}

.article-btn:hover,
.article-btn:focus-visible {
  transform: translateY(-1px);
  text-decoration: none;
}

.article-btn-primary {
  background: linear-gradient(135deg, var(--color-primary), color-mix(in srgb, var(--primary-400) 70%, white));
  color: white;
}

.article-btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border-color: color-mix(in srgb, var(--color-primary) 22%, transparent);
}

.launch-article-summary {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  padding: 1rem;
  border-radius: 1.2rem;
}

.launch-article-summary-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid color-mix(in srgb, var(--color-primary) 10%, transparent);
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

.launch-article-summary-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.launch-article-summary-row strong {
  color: var(--color-text-primary);
  text-align: right;
}

.launch-article-body {
  padding-bottom: var(--space-10);
}

.launch-article-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: var(--space-6);
  align-items: start;
}

.launch-article-sidebar {
  display: grid;
  gap: var(--space-4);
  position: sticky;
  top: 6rem;
}

.launch-article-playcard,
.article-container,
.launch-article-return-card {
  border-radius: 1.3rem;
  padding: 1.15rem;
}

.launch-article-playcard p:last-of-type,
.launch-article-return-card p:last-of-type {
  color: var(--color-text-secondary);
}

.launch-article-main {
  display: grid;
  gap: var(--space-4);
}

.article-meta,
.article-social-share,
.share-buttons {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.article-meta {
  padding-bottom: var(--space-2);
  color: var(--color-text-secondary);
  font-size: 0.92rem;
}

.author-info {
  display: grid;
  gap: 0.15rem;
}

.author-label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-bold);
}

.author-name {
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.meta-divider {
  width: 1px;
  height: 1rem;
  background: color-mix(in srgb, var(--color-primary) 14%, transparent);
}

.article-social-share {
  padding: 0.4rem 0 0.2rem;
}

.share-label {
  font-weight: var(--font-weight-bold);
  color: var(--color-text-secondary);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-primary) 16%, transparent);
  background: color-mix(in srgb, var(--neutral-100) 78%, white);
  color: var(--color-text-primary);
  cursor: pointer;
  font-weight: var(--font-weight-black);
  text-transform: uppercase;
}

.article-container {
  line-height: 1.8;
}

.article-container h2,
.article-container h3,
.article-container h4 {
  margin-top: var(--space-7);
  margin-bottom: var(--space-3);
}

.article-container h2:first-child,
.article-container h3:first-child {
  margin-top: 0;
}

.article-container p,
.article-container li {
  color: color-mix(in srgb, var(--color-text-primary) 84%, var(--neutral-700));
}

.article-container ul,
.article-container ol {
  display: grid;
  gap: var(--space-2);
}

.article-container blockquote {
  margin: var(--space-6) 0;
  padding: 1rem 1.25rem;
  border-left: 4px solid var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 6%, transparent);
  border-radius: 0 1rem 1rem 0;
}

.toc-section .container {
  padding: 0;
}

.toc-section .table-of-contents {
  border-radius: 1.2rem;
  overflow: hidden;
}

.toc-section .toc-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: transparent;
  border: 0;
  padding: 1rem 1.1rem;
  cursor: pointer;
  text-align: left;
}

.toc-section .toc-title {
  margin: 0;
  font-size: 1rem;
}

.toc-section .toc-content {
  display: none;
  padding: 0 1.1rem 1rem;
}

.toc-section .toc-content.show,
.toc-section .u-display-block {
  display: block;
}

.toc-section .toc-items {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding-left: 1rem;
}

.toc-section .toc-items a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
}

.toc-section .toc-items a.active,
.toc-section .toc-items a:hover {
  color: var(--color-primary);
}

.launch-article-return-card {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  align-items: center;
}

.article-faq-section {
  padding-bottom: var(--space-10);
}

.article-faq-header {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.article-faq-container {
  display: grid;
  gap: var(--space-3);
}

.article-faq-item {
  border-radius: 1.15rem;
  overflow: hidden;
}

.article-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1rem 1.1rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.article-faq-answer {
  display: none;
  padding: 0 1.1rem 1rem;
}

.article-faq-answer.article-faq-active {
  display: block;
}

.comments-section,
.comment-form-container,
.comments-list-container {
  margin-top: var(--space-6);
}

.comment-form,
.comment-card,
.comments-empty-state {
  border: 1px solid color-mix(in srgb, var(--color-primary) 14%, transparent);
  background: color-mix(in srgb, var(--color-surface) 82%, transparent);
  border-radius: 1rem;
  padding: 1rem;
}

@media (max-width: 1024px) {
  .launch-article-hero-shell,
  .launch-article-layout {
    grid-template-columns: 1fr;
  }

  .launch-article-sidebar {
    position: static;
    order: 2;
  }
}

@media (max-width: 640px) {
  .launch-article-actions .article-btn,
  .launch-article-return-actions .article-btn,
  .launch-article-playcard .article-btn {
    width: 100%;
  }

  .meta-divider {
    display: none;
  }
}