/* ==========================================================================
   twenty seconds – Blog-Einzelseite
   ========================================================================== */

/* ── Post Hero ── */
.post-hero {
  padding-top: calc(72px + var(--space-4xl));
  padding-bottom: var(--space-2xl);
  text-align: center;
}

.post-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.post-meta-date {
  font-weight: var(--fw-medium);
}

.post-meta-category {
  font-weight: var(--fw-semibold);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
}

.post-meta-category.cat-verlag {
  background: var(--color-violet-subtle);
  color: var(--color-violet);
}

.post-meta-category.cat-leadbutler {
  background: var(--color-teal-subtle);
  color: var(--color-teal);
}

.post-hero h1 {
  font-size: var(--fs-h1);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.03em;
  line-height: 1.12;
  max-width: 800px;
  margin: 0 auto;
}

/* ── Featured Image ── */
.post-featured-image {
  max-width: 860px;
  margin: 0 auto var(--space-3xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.post-featured-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ═══ Blog Post Layout mit TOC ═══ */
.blog-post-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-3xl);
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

/* ── TOC Sidebar (Desktop) ── */
.blog-toc-sidebar {
  position: sticky;
  top: calc(72px + var(--space-xl));
  max-height: calc(100vh - 72px - var(--space-2xl));
  overflow-y: auto;
  padding-right: var(--space-md);
}

.blog-toc-sidebar::-webkit-scrollbar {
  width: 3px;
}

.blog-toc-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.blog-toc-sidebar::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

.blog-toc-title {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.blog-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: toc-counter;
}

.blog-toc-item {
  counter-increment: toc-counter;
  position: relative;
}

.blog-toc-link {
  display: block;
  padding: var(--space-xs) 0 var(--space-xs) var(--space-lg);
  font-size: var(--fs-xs);
  line-height: var(--lh-snug);
  color: var(--color-text-muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
}

.blog-toc-link::before {
  content: counter(toc-counter) ".";
  position: absolute;
  left: 0;
  font-weight: var(--fw-semibold);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.blog-toc-link:hover {
  color: var(--color-dark);
  border-left-color: var(--color-border);
}

.blog-toc-link:hover::before {
  color: var(--color-dark);
}

.blog-toc-link.active {
  color: var(--color-brand);
  border-left-color: var(--color-brand);
  font-weight: var(--fw-medium);
}

.blog-toc-link.active::before {
  color: var(--color-brand);
}

/* ── TOC Mobile ── */
.blog-toc-mobile {
  display: none;
  margin-bottom: var(--space-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.blog-toc-mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-surface);
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
}

.blog-toc-mobile-toggle-label {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
}

.blog-toc-mobile-toggle-icon {
  transition: transform var(--duration-normal) var(--ease-out);
  color: var(--color-text-muted);
}

.blog-toc-mobile-toggle[aria-expanded="true"] .blog-toc-mobile-toggle-icon {
  transform: rotate(180deg);
}

.blog-toc-mobile-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-normal) var(--ease-out);
}

.blog-toc-mobile-content.open {
  max-height: 500px;
}

.blog-toc-mobile-content .blog-toc-list {
  padding: var(--space-sm) var(--space-lg) var(--space-md);
}

.blog-toc-mobile-content .blog-toc-link {
  padding: var(--space-sm) 0 var(--space-sm) var(--space-xl);
  font-size: var(--fs-small);
}

/* ── Post Content ── */
.post-content {
  max-width: 720px;
  margin: 0 auto;
  padding-bottom: var(--space-4xl);
}

.blog-post-layout .post-content {
  max-width: none;
  padding: 0 0 var(--space-4xl) 0;
}

.post-content h2 {
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.post-content h3 {
  font-size: var(--fs-h3);
  font-weight: var(--fw-semibold);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.post-content p {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body);
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.post-content ul,
.post-content ol {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body);
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.post-content li {
  margin-bottom: var(--space-sm);
}

.post-content strong {
  font-weight: var(--fw-semibold);
  color: var(--color-dark);
}

.post-content em {
  font-style: italic;
}

.post-content a {
  color: var(--color-violet);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--duration-fast) var(--ease-out);
}

.post-content a:hover {
  color: var(--color-violet-dark);
}

.post-content blockquote {
  border-left: 3px solid var(--color-violet);
  padding-left: var(--space-xl);
  margin: var(--space-2xl) 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

/* ── FAQ Section ── */
.post-content .post-faq h3 {
  font-size: var(--fs-body-lg);
  font-weight: var(--fw-semibold);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-xs);
  color: var(--color-dark);
}

.post-content .post-faq p {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
}

/* ── Back Link ── */
.post-back {
  max-width: 720px;
  margin: 0 auto;
  padding-bottom: var(--space-3xl);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-xl);
}

.post-back a {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-violet);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.post-back a:hover {
  color: var(--color-violet-dark);
}

/* ═══ Blog CTA System ═══ */
.blog-post-cta-system {
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

/* ── Kontextueller CTA ── */
.blog-cta-context {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.blog-cta-context-label {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  font-weight: var(--fw-medium);
}

.blog-cta-context-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-brand);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-out);
}

.blog-cta-context-link:hover {
  color: var(--color-brand-dark, #0080b0);
}

.blog-cta-context-arrow {
  transition: transform var(--duration-fast) var(--ease-out);
}

.blog-cta-context-link:hover .blog-cta-context-arrow {
  transform: translateX(4px);
}

/* ── Primärer CTA ── */
.blog-cta-primary {
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  margin-bottom: var(--space-lg);
}

.blog-cta-primary-verlag {
  background: linear-gradient(135deg, rgba(109, 58, 199, 0.08) 0%, var(--color-surface) 100%);
  border: 1px solid rgba(109, 58, 199, 0.15);
}

.blog-cta-primary-butler {
  background: linear-gradient(135deg, rgba(0, 160, 222, 0.08) 0%, var(--color-surface) 100%);
  border: 1px solid rgba(0, 160, 222, 0.15);
}

/* WICHTIG: Überschreibt .post-content Styles innerhalb des CTA-Systems */
.post-content .blog-cta-primary-content h3 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-sm);
  color: var(--color-dark);
}

.post-content .blog-cta-primary-content p {
  font-size: var(--fs-body);
  color: var(--color-text-secondary);
  max-width: 520px;
  margin: 0 auto var(--space-xl);
  line-height: var(--lh-body);
}

/* FIX: Buttons innerhalb von .post-content dürfen NICHT durch .post-content a überschrieben werden */
.post-content .blog-post-cta-system .btn {
  color: var(--color-white);
  text-decoration: none;
}

.post-content .blog-post-cta-system .btn:hover {
  text-decoration: none;
}

.post-content .blog-post-cta-system a {
  text-decoration: none;
}

/* ── Sekundärer CTA ── */
.blog-cta-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding: var(--space-md);
  text-align: center;
}

.post-content .blog-cta-secondary span {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.post-content .blog-cta-secondary a {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-brand);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.post-content .blog-cta-secondary a:hover {
  color: var(--color-brand-dark, #0080b0);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .blog-post-layout {
    display: block;
  }

  .blog-toc-sidebar {
    display: none;
  }

  .blog-toc-mobile {
    display: block;
  }

  .post-hero {
    padding-top: calc(72px + var(--space-2xl));
    padding-bottom: var(--space-xl);
  }

  .post-hero h1 {
    font-size: var(--fs-h2);
  }

  .post-content h2 {
    font-size: var(--fs-h3);
  }

  .post-content p,
  .post-content ul,
  .post-content ol {
    font-size: var(--fs-body);
  }

  .post-featured-image {
    margin-bottom: var(--space-2xl);
    border-radius: var(--radius-md);
  }

  .blog-cta-context {
    flex-direction: column;
    align-items: flex-start;
  }

  .blog-cta-secondary {
    flex-direction: column;
  }
}