/* ================================================================
   blog.css — стили для блога ParseApp (список + статья)
   ================================================================ */

/* ── READING PROGRESS ── */
.reading-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0%;
  background: linear-gradient(90deg, var(--gold), var(--cyan));
  z-index: 2000; transition: width .08s linear;
}

/* ── BLOG INDEX HERO ── */
.blog-hero {
  padding: 110px 0 60px;
  background: var(--bg);
  position: relative; overflow: hidden;
}
.blog-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 10% 70%, rgba(139,92,246,.06) 0%, transparent 55%),
    radial-gradient(ellipse 40% 50% at 90% 15%, rgba(77,166,255,.04) 0%, transparent 50%);
  pointer-events: none;
}
.blog-hero-grid {
  position: absolute; inset: 0; z-index: 0; opacity: .07;
  background-image:
    linear-gradient(var(--hero-grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid-color) 1px, transparent 1px);
  background-size: 48px 48px;
}
.blog-hero-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 32px;
  position: relative; z-index: 1;
}
.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 800; line-height: 1.08;
  letter-spacing: -.025em;
  margin-bottom: 16px; color: var(--text);
}
.blog-hero-lead {
  font-size: 18px; color: var(--text2);
  line-height: 1.7; max-width: 540px;
  font-weight: 300;
}

/* ── BLOG GRID ── */
.blog-body {
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 48px 48px; background-attachment: fixed;
  padding: 56px 0 96px;
}
.blog-body-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 32px;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.blog-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
  text-decoration: none; color: var(--text);
  display: flex; flex-direction: column; gap: 0;
  transition: all .2s; position: relative; overflow: hidden;
}
.blog-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--cyan)); opacity: 0; transition: opacity .2s;
}
.blog-card:hover { border-color: var(--border2); transform: translateY(-4px); box-shadow: 0 12px 36px rgba(0,0,0,.35); }
.blog-card:hover::before { opacity: 1; }
.bc-cat {
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--text3); margin-bottom: 14px;
}
.bc-title {
  font-family: var(--font-display); font-size: 18px; font-weight: 700;
  line-height: 1.35; letter-spacing: -.01em;
  margin-bottom: 12px; flex: 1; color: var(--text);
}
.bc-lead {
  font-size: 14px; color: var(--text3); line-height: 1.65;
  margin-bottom: 24px;
}
.bc-footer {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono); font-size: 11px; color: var(--text3);
  padding-top: 16px; border-top: 1px solid var(--border);
}
.bc-arrow { color: var(--gold); }

/* Empty state */
.blog-empty {
  grid-column: 1 / -1;
  text-align: center; padding: 80px 0;
  color: var(--text3);
  font-family: var(--font-mono); font-size: 14px;
}

/* ── ARTICLE HERO ── */
.article-hero {
  padding: 110px 0 40px;
  position: relative; overflow: hidden;
  background: var(--bg);
}
.article-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 80% at 15% 60%, rgba(139,92,246,.06) 0%, transparent 55%),
    radial-gradient(ellipse 40% 50% at 85% 20%, rgba(77,166,255,.04) 0%, transparent 50%);
  pointer-events: none;
}
.article-hero-grid {
  position: absolute; inset: 0; z-index: 0; opacity: .07;
  background-image:
    linear-gradient(var(--hero-grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid-color) 1px, transparent 1px);
  background-size: 48px 48px;
}
.article-hero-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 32px;
  position: relative; z-index: 1;
}

/* ── BREADCRUMB ── */
.article-breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 12px;
  color: var(--text3); margin-bottom: 32px; flex-wrap: wrap;
}
.article-breadcrumb a { color: var(--text3); text-decoration: none; transition: color .2s; }
.article-breadcrumb a:hover { color: var(--text2); }
.article-breadcrumb-sep { opacity: .4; }
.article-breadcrumb-current { color: var(--gold); }

/* ── ARTICLE META ── */
.article-meta-row {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 24px; flex-wrap: wrap;
}
.article-category {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 100px;
  border: 1px solid rgba(139,92,246,.3);
  background: rgba(139,92,246,.08);
  font-size: 11px; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; font-family: var(--font-mono);
  color: var(--gold); text-decoration: none; transition: background .2s;
}
.article-category:hover { background: rgba(139,92,246,.13); }
.article-meta-item {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 12px; color: var(--text3);
}
.article-meta-item i { font-size: 11px; }
.article-meta-sep { color: var(--text3); opacity: .35; font-size: 12px; }

/* ── ARTICLE H1 ── */
.article-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.4vw, 48px);
  font-weight: 800; line-height: 1.08;
  letter-spacing: -.025em; margin-bottom: 20px;
  color: var(--text);
}
.h1-accent {
  background: linear-gradient(130deg, var(--gold) 0%, var(--cyan) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.article-lead {
  font-size: 18px; color: var(--text2);
  line-height: 1.72; font-weight: 300; margin-bottom: 32px;
}
.article-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.article-tag {
  font-family: var(--font-mono); font-size: 11px;
  padding: 4px 10px; border-radius: 6px;
  background: rgba(255,255,255,.04); border: 1px solid var(--border);
  color: var(--text3); text-decoration: none; transition: all .2s;
}
.article-tag:hover { border-color: var(--border2); color: var(--text2); }

/* ── ARTICLE LAYOUT (sidebar + content) ── */
.article-body {
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 48px 48px; background-attachment: fixed;
}
.article-layout {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 300px 1fr;
  gap: 64px; padding: 40px 32px 80px;
  align-items: start;
}

/* ── SIDEBAR ── */
.article-sidebar { position: sticky; top: 88px; display: flex; flex-direction: column; gap: 16px; }

/* TOC */
.toc-widget {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.toc-header {
  padding: 12px 18px; border-bottom: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: .1em; color: var(--text3);
  display: flex; align-items: center; gap: 8px;
}
.toc-header i { color: var(--gold); }
.toc-list { list-style: none; padding: 8px 0; margin: 0; }
.toc-link {
  display: block; padding: 7px 18px;
  font-size: 13px; color: var(--text3); line-height: 1.45;
  border-left: 2px solid transparent;
  text-decoration: none; transition: all .15s;
}
.toc-link:hover { color: var(--text2); border-left-color: var(--border2); }
.toc-link.active { color: var(--gold); border-left-color: var(--gold); background: rgba(139,92,246,.04); }

/* Sidebar CTA */
.sidebar-cta {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 22px;
  position: relative; overflow: hidden;
}
.sidebar-cta::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--cyan));
}
.scta-label {
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--text3); margin-bottom: 8px;
}
.scta-title {
  font-family: var(--font-display); font-size: 15px; font-weight: 800;
  margin-bottom: 6px; color: var(--text); line-height: 1.3;
}
.scta-desc { font-size: 13px; color: var(--text3); line-height: 1.6; margin-bottom: 14px; }
.scta-links { display: flex; flex-direction: column; gap: 8px; }
.scta-link {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 13px; border-radius: 8px;
  text-decoration: none; font-size: 13px; font-weight: 500; transition: all .15s;
}
.scta-link.tg { background: rgba(0,136,204,.1); border: 1px solid rgba(0,136,204,.2); color: #29B6F6; }
.scta-link.tg:hover { background: rgba(0,136,204,.15); }
.scta-link.mail { background: rgba(139,92,246,.08); border: 1px solid rgba(139,92,246,.2); color: var(--gold); }
.scta-link.mail:hover { background: rgba(139,92,246,.13); }

/* Sidebar related */
.sidebar-related {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.sidebar-related-header {
  padding: 12px 18px; border-bottom: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: .1em; color: var(--text3);
  display: flex; align-items: center; gap: 8px;
}
.sidebar-related-header i { color: var(--cyan); }
.srl-list { list-style: none; padding: 6px 0; margin: 0; }
.srl-link {
  display: flex; gap: 10px; padding: 9px 18px;
  text-decoration: none; align-items: flex-start; transition: background .15s;
}
.srl-link:hover { background: rgba(255,255,255,.02); }
.srl-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--border2); flex-shrink: 0; margin-top: 8px;
}
.srl-title { font-size: 12.5px; color: var(--text2); line-height: 1.5; }

/* ── ARTICLE CONTENT TYPOGRAPHY ── */
.article-content { min-width: 0; }
.article-content p {
  font-size: 16.5px; line-height: 1.84;
  color: var(--text2); margin-bottom: 22px;
}
.article-content p.lead-p {
  font-size: 17px; color: var(--text);
  border-left: 3px solid var(--gold);
  padding-left: 20px; margin-bottom: 28px;
}
.article-content h2 {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.4vw, 29px);
  font-weight: 800; line-height: 1.2;
  letter-spacing: -.02em;
  margin: 56px 0 16px; color: var(--text);
  scroll-margin-top: 90px; padding-top: 4px;
}
.article-content h2::before {
  content: attr(data-num);
  font-family: var(--font-mono); font-size: 11px;
  color: var(--gold); letter-spacing: .1em;
  text-transform: uppercase; display: block;
  margin-bottom: 8px; opacity: .7;
}
.article-content h3 {
  font-family: var(--font-display);
  font-size: 18px; font-weight: 700;
  line-height: 1.3; letter-spacing: -.01em;
  margin: 32px 0 10px; color: var(--text);
}
.article-content strong { color: var(--text); font-weight: 600; }
.article-content ul, .article-content ol {
  margin: 20px 0 28px; padding: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.article-content ul li, .article-content ol li {
  font-size: 16px; color: var(--text2); line-height: 1.7;
  padding-left: 22px; position: relative; list-style: none;
}
.article-content ul li::before {
  content: '—'; position: absolute; left: 0; color: var(--gold);
}
.article-content ol { counter-reset: ol-counter; }
.article-content ol li { counter-increment: ol-counter; }
.article-content ol li::before {
  content: counter(ol-counter, decimal-leading-zero) '.';
  position: absolute; left: 0;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--gold); font-weight: 500; top: 4px;
}
.article-content blockquote {
  border-left: 3px solid var(--gold);
  margin: 32px 0; padding: 16px 24px;
  background: rgba(139,92,246,.04);
  border-radius: 0 8px 8px 0;
}
.article-content blockquote p {
  font-size: 17px; color: var(--text);
  font-style: italic; margin-bottom: 0; line-height: 1.75;
}

/* ── ARTICLE FOOTER ── */
.article-footer {
  padding-top: 40px; border-top: 1px solid var(--border);
  margin-top: 56px; display: flex; align-items: center;
  justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.af-tags-label {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text3); margin-bottom: 10px;
}
.af-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.af-share { display: flex; align-items: center; gap: 10px; }
.af-share-label { font-family: var(--font-mono); font-size: 11px; color: var(--text3); }
.af-share-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: var(--bg2); border: 1px solid var(--border);
  color: var(--text3); text-decoration: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; transition: all .2s;
}
.af-share-btn:hover { border-color: var(--border2); color: var(--text2); }
.af-share-btn.tg:hover { color: #29B6F6; border-color: rgba(41,182,246,.3); }

/* ── RELATED ARTICLES ── */
.related-section {
  background-color: var(--bg2); padding: 80px 32px;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 48px 48px; background-attachment: fixed;
}
.related-inner { max-width: 1200px; margin: 0 auto; }
.related-header { margin-bottom: 40px; }
.related-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.related-card {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
  text-decoration: none; color: var(--text);
  display: flex; flex-direction: column; gap: 0;
  transition: all .2s; position: relative; overflow: hidden;
}
.related-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--rc-color, var(--gold)); opacity: 0; transition: opacity .2s;
}
.related-card:hover { border-color: var(--border2); transform: translateY(-4px); box-shadow: 0 12px 36px rgba(0,0,0,.35); }
.related-card:hover::before { opacity: 1; }
.rc-cat {
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--text3); margin-bottom: 12px;
}
.rc-title {
  font-family: var(--font-display); font-size: 17px; font-weight: 700;
  line-height: 1.35; letter-spacing: -.01em;
  margin-bottom: 10px; flex: 1; color: var(--text);
}
.rc-lead { font-size: 13px; color: var(--text3); line-height: 1.6; margin-bottom: 20px; }
.rc-footer {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono); font-size: 11px; color: var(--text3);
}
.rc-arrow { color: var(--gold); }

/* ── CTA SECTION (blog) ── */
.blog-cta-section {
  background-color: var(--bg); padding: 80px 32px;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 48px 48px; background-attachment: fixed;
}
.blog-cta-inner { max-width: 680px; margin: 0 auto; text-align: center; }
.blog-cta-inner .section-label { justify-content: center; }
.blog-cta-inner .section-label::before { display: none; }
.blog-cta-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 800; line-height: 1.1; letter-spacing: -.025em;
  margin: 12px 0 16px; color: var(--text);
}
.blog-cta-desc {
  font-size: 17px; color: var(--text2); line-height: 1.7;
  max-width: 520px; margin: 0 auto 32px;
}
.blog-cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.blog-cta-trust {
  display: flex; align-items: center; justify-content: center;
  gap: 24px; flex-wrap: wrap; margin-top: 24px;
}
.blog-cta-trust-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--text3);
}
.blog-cta-trust-item i { color: var(--gold); font-size: 12px; }

/* ── LIGHT THEME DEPTH ── */
[data-theme="light"] .toc-widget,
[data-theme="light"] .sidebar-cta,
[data-theme="light"] .sidebar-related,
[data-theme="light"] .related-card,
[data-theme="light"] .blog-card {
  box-shadow: 0 1px 3px rgba(0,0,0,.06), 0 3px 12px rgba(0,0,0,.04);
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .article-layout { grid-template-columns: 1fr; gap: 48px; }
  .article-sidebar { position: static; flex-direction: row; flex-wrap: wrap; }
  .toc-widget, .sidebar-cta, .sidebar-related { flex: 1; min-width: 240px; }
  .related-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .blog-hero { padding: 88px 0 48px; }
  .blog-hero-inner { padding: 0 20px; }
  .blog-body-inner { padding: 0 20px; }
  .blog-grid { grid-template-columns: 1fr; }
  .article-hero { padding: 88px 0 48px; }
  .article-hero-inner { padding: 0 20px; }
  .article-layout { padding: 40px 20px 60px; }
  .article-sidebar { flex-direction: column; }
  .related-section { padding: 60px 20px; }
  .related-grid { grid-template-columns: 1fr; }
  .blog-cta-section { padding: 60px 20px; }
}
@media (max-width: 480px) {
  .blog-hero { padding: 80px 0 40px; }
  .blog-hero-inner, .blog-body-inner { padding: 0 16px; }
  .article-hero { padding: 80px 0 40px; }
  .article-hero-inner { padding: 0 16px; }
  .article-layout { padding: 32px 16px 48px; }
  .related-section, .blog-cta-section { padding: 48px 16px; }
}