/* ===========================
   Article Page Styles
   Sky-soaring theme
   =========================== */

.article-page {
  max-width: 680px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem;
}

.article-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.article-meta-top {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.article-meta-top time {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
}

.article-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #0c4a6e 0%, var(--accent) 50%, var(--accent-warm) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 8s ease-in-out infinite;
}

.article-lead {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

/* Article Body */
.article-body {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text-primary);
}

.article-body p {
  margin-bottom: 1.5rem;
}

.article-body h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 3rem 0 1.5rem;
  padding-left: 1rem;
  border-left: 3px solid transparent;
  border-image: linear-gradient(180deg, var(--accent), var(--accent-warm)) 1;
  color: var(--text-primary);
}

.article-body blockquote {
  border-left: 3px solid transparent;
  border-image: linear-gradient(180deg, var(--accent), var(--accent-warm)) 1;
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background: linear-gradient(135deg, var(--accent-subtle), rgba(249, 115, 22, 0.03));
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-source {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.article-sign {
  font-size: 1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-top: 1rem;
}

/* Article Footer */
.article-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.article-share {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.5rem;
}

.article-share > span {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-right: 0.5rem;
}

.share-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
}

.share-btn svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition);
}

.share-btn:hover {
  background: var(--bg-primary);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 4px 10px var(--accent-glow);
  transform: translateY(-2px);
}

.share-btn:hover svg {
  transform: scale(1.1);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.article-tags span {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--border);
  color: var(--text-muted);
  letter-spacing: 0.03em;
  transition: all var(--transition);
}

.article-tags span:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.back-link {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--transition);
}

.back-link:hover {
  color: var(--accent-warm);
  letter-spacing: 0.05em;
}

/* Article CTA */
.article-cta {
  margin-top: 3rem;
  padding: 2.5rem 2rem;
  text-align: center;
  background: linear-gradient(135deg, var(--accent-subtle), rgba(249, 115, 22, 0.04));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}

.article-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
}

.article-cta-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.article-cta-sub {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: 100px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
}

.cta-btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: #fff;
  border: none;
}

.cta-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.3);
}

.cta-btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.cta-btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.cta-btn-yt {
  background: #ff0000;
  color: #fff;
  border: none;
}

.cta-btn-yt:hover {
  background: #cc0000;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 0, 0, 0.25);
}

/* Article images — Patreon-style: full content width, clean */
.article-figure {
  margin: 2rem 0;
  padding: 0;
}

.article-figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
}

.article-figure figcaption {
  margin-top: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: #888;
  line-height: 1.5;
}

/* Read Time */
.read-time {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 500;
}

/* Related Articles */
.related-articles {
  margin: 2.5rem 0 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.related-title {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.related-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all var(--transition);
}

.related-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.related-tag {
  font-size: 0.7rem;
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
}

.related-card-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

.related-meta {
  font-size: 0.75rem;
  font-family: var(--font-sans);
  color: var(--text-muted);
  margin-top: 0.2rem;
}

@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .article-page { padding: 6rem 1.5rem 3rem; }
  .article-body { font-size: 1rem; line-height: 1.9; }
  .article-body h2 { font-size: 1.3rem; }
  .article-cta { padding: 2rem 1.5rem; }
}

/* Article Navigation — prev/next */
nav.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

nav.article-nav a {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all var(--transition);
  flex: 1;
  max-width: 48%;
}

nav.article-nav a:hover {
  border-color: var(--accent);
  background: var(--accent-subtle);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

nav.article-nav .nav-label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

nav.article-nav .nav-title {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}

nav.article-nav a:hover .nav-title {
  color: var(--accent);
}

nav.article-nav .nav-next {
  text-align: right;
  margin-left: auto;
}

nav.article-nav .nav-home {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  max-width: none;
  padding: 1rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

nav.article-nav .nav-home:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  nav.article-nav {
    flex-direction: column;
  }
  nav.article-nav a {
    max-width: 100%;
  }
  nav.article-nav .nav-next {
    text-align: left;
  }
}