/* ============================================
   EINZELARTIKEL — single.css
   ============================================ */

.st-article {
  max-width: 680px;
  margin: 0 auto;
  padding: 64px 32px 80px;
}

/* Header */
.st-article__header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 0.5px solid var(--border);
}

.st-article__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.st-article__eyebrow .subtexte-tag { font-size: 10px; }

.st-article__reading-time {
  font-size: 11px;
  color: var(--text-tertiary);
}

.st-article__title {
  font-family: var(--font-serif);
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.st-article__excerpt {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  border-left: 1.5px solid var(--accent);
  padding-left: 16px;
  margin: 24px 0 0;
  font-style: italic;
}

/* Thumbnail */
.st-article__thumbnail {
  margin: 0 -32px 48px;
  overflow: hidden;
  border-radius: 0;
  max-height: 420px;
}

.st-article__thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Content */
.st-article__content {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.st-article__content h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem;
  letter-spacing: -0.02em;
}

.st-article__content h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--text-primary);
  margin: 2rem 0 0.75rem;
}

.st-article__content p { margin-bottom: 1.4rem; }

.st-article__content ul,
.st-article__content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.4rem;
}

.st-article__content li {
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
}

.st-article__content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.st-article__content img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  margin: 2rem 0;
}

/* Infobox */
.st-infobox {
  background: var(--bg-secondary);
  border: 0.5px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius-card);
  padding: 16px 20px;
  margin: 2rem 0;
}

.st-infobox strong {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 8px;
}

/* Footer des Artikels */
.st-article__footer {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 0.5px solid var(--border);
}

.st-article__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 32px;
}

/* Navigation: Vor/Zurück */
.st-article__nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.st-article__nav-item {
  background: var(--bg-secondary);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-card);
  padding: 14px 16px;
  transition: border-color var(--transition-ui);
}

.st-article__nav-item:hover { border-color: var(--border-hover); }

.st-article__nav-dir {
  font-size: 10px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 4px;
}

.st-article__nav-title {
  font-size: 13px;
  color: var(--text-primary);
  font-family: var(--font-serif);
  line-height: 1.4;
}

.st-article__nav-item a {
  text-decoration: none;
  color: inherit;
}

@media (max-width: 600px) {
  .st-article { padding: 40px 20px 60px; }
  .st-article__thumbnail { margin: 0 -20px 36px; }
  .st-article__nav { grid-template-columns: 1fr; }
}