/* ============================================
   Article Breadcrumb
   ============================================ */

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
}

.article-breadcrumb-back {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-tertiary);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.article-breadcrumb-back:hover {
  color: var(--color-blue);
}

.article-breadcrumb-sep {
  color: var(--color-text-tertiary);
  font-size: 0.75rem;
}

.article-breadcrumb-current {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

/* ============================================
   Article Header
   ============================================ */

.article-header {
  padding-top: calc(64px + var(--space-3xl));
  padding-bottom: var(--space-xl);
  max-width: 720px;
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.article-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.article-dek {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* ============================================
   Article Body
   ============================================ */

.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  padding-bottom: var(--space-3xl);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-xl);
}

.article-body p {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.article-body h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 2.5vw, 1.875rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.article-body h3 {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1.0625rem;
  line-height: 1.4;
  color: var(--color-text);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.article-body ul,
.article-body ol {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  padding-left: 1.5rem;
}

.article-body li {
  margin-bottom: var(--space-xs);
}

.article-body a {
  color: var(--color-blue);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: rgba(0, 50, 191, 0.3);
  transition: text-decoration-color var(--duration-fast) ease;
}

.article-body a:hover {
  text-decoration-color: var(--color-blue);
}

.article-body strong {
  font-weight: 500;
  color: var(--color-text);
}

/* Pull Quote */

.article-pullquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  line-height: 1.5;
  color: var(--color-text);
  border-left: 2px solid var(--color-blue);
  padding-left: var(--space-md);
  margin: var(--space-xl) 0;
}

/* Figure / Image */

.article-figure {
  margin: var(--space-xl) 0;
}

.article-figure img {
  width: 100%;
  border-radius: 2px;
  background-color: var(--color-surface);
}

.article-figure figcaption {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  margin-top: var(--space-xs);
  line-height: 1.5;
}

/* Full-width Figure */

.article-full-figure {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-bottom: var(--space-xl);
}

.article-full-figure img {
  width: 100%;
  display: block;
  border-radius: 0;
  background-color: var(--color-surface);
}

/* ============================================
   Article Footer
   ============================================ */

.article-footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  padding-bottom: var(--space-3xl);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.article-footer-back {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-blue);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.article-footer-back:hover {
  color: var(--color-blue-hover);
}

.article-footer-next {
  text-align: right;
}

.article-footer-next-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  margin-bottom: 0.25rem;
}

.article-footer-next a {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.article-footer-next a:hover {
  color: var(--color-blue);
}

/* Site footer reuse */

.article-site-footer {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-lg) var(--container-padding);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

/* ============================================
   Article Responsive
   ============================================ */

@media (max-width: 600px) {
  .article-header {
    padding-top: calc(56px + var(--space-xl));
  }

  .article-title {
    font-size: 2rem;
  }

  .article-dek {
    font-size: 1rem;
  }

  .article-body p,
  .article-body ul,
  .article-body ol {
    font-size: 1rem;
  }

  .article-pullquote {
    font-size: 1.125rem;
  }

  .article-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .article-footer-next {
    text-align: left;
  }
}