/* ═══ Кибер Авангард — Блог: общие стили ═══ */
:root {
  --bg: #05070b;
  --bg-2: #0a0e15;
  --panel: #0d1220;
  --panel-2: #111827;
  --line: #1a2234;
  --line-2: #232e47;
  --text: #e5e9f0;
  --text-dim: #8b95ac;
  --text-mute: #5a6582;
  --accent: #3b82f6;
  --accent-2: #06b6d4;
  --ok: #10b981;
  --warn: #f59e0b;
  --err: #ef4444;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-feature-settings: "ss01", "cv11";
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59,130,246,0.12), transparent 60%),
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: auto, 48px 48px, 48px 48px;
  background-attachment: fixed;
  background-position: 0 0, 0 0, 0 0;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, var(--bg) 85%);
  pointer-events: none;
  z-index: 0;
}

.mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }
.container-x { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

.panel {
  background: linear-gradient(180deg, rgba(17,24,39,0.8), rgba(13,18,32,0.8));
  border: 1px solid var(--line);
  position: relative;
  backdrop-filter: blur(6px);
}
.panel::before, .panel::after {
  content: ""; position: absolute;
  width: 8px; height: 8px;
  border: 1px solid var(--accent);
  background: var(--bg);
}
.panel::before { top: -5px; left: -5px; }
.panel::after { bottom: -5px; right: -5px; }

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 6px 10px;
  border: 1px solid var(--line);
  background: rgba(13,18,32,0.6);
}

.num-badge {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.link-hover { transition: color .2s ease; }
.link-hover:hover { color: var(--accent-2); }

.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: linear-gradient(180deg, #3b82f6, #2563eb);
  color: #fff;
  padding: 14px 22px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid rgba(147,197,253,0.4);
  box-shadow: 0 0 0 1px rgba(59,130,246,0.3), 0 10px 40px -10px rgba(59,130,246,0.6), inset 0 1px 0 rgba(255,255,255,0.2);
  transition: all .2s ease;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(59,130,246,0.5), 0 14px 50px -10px rgba(59,130,246,0.8); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--text);
  padding: 14px 22px;
  font-weight: 500;
  font-size: 15px;
  border: 1px solid var(--line-2);
  background: rgba(17,24,39,0.6);
  transition: all .2s ease;
}
.btn-ghost:hover { border-color: var(--accent); background: rgba(59,130,246,0.08); }

/* ═══ Блог-специфичные стили ═══ */

.blog-prose {
  font-size: 17px;
  line-height: 1.75;
  color: #cdd5e1;
}
.blog-prose h2 {
  font-family: 'Inter', sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-top: 56px;
  margin-bottom: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 80px;
}
.blog-prose h2:first-of-type { margin-top: 32px; padding-top: 0; border-top: 0; }
.blog-prose h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  margin-top: 32px;
  margin-bottom: 12px;
}
.blog-prose p { margin-bottom: 18px; }
.blog-prose strong { color: #fff; font-weight: 600; }
.blog-prose a { color: var(--accent); border-bottom: 1px solid rgba(59,130,246,.4); transition: all .2s ease; }
.blog-prose a:hover { color: var(--accent-2); border-bottom-color: var(--accent-2); }
.blog-prose ul, .blog-prose ol { margin: 16px 0 24px; padding-left: 24px; }
.blog-prose ul li, .blog-prose ol li { margin-bottom: 8px; }
.blog-prose ul li::marker { color: var(--accent); }
.blog-prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 12px 20px;
  margin: 24px 0;
  background: rgba(59,130,246,.06);
  color: var(--text-dim);
  font-style: italic;
}
.blog-prose code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 2px 6px;
  color: var(--accent-2);
}
.blog-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
}
.blog-prose table th {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 2px solid var(--accent);
  background: rgba(59,130,246,.05);
  font-weight: 600;
  color: var(--text);
}
.blog-prose table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--text-dim);
}
.blog-prose table tr:hover td { background: rgba(59,130,246,.03); }

.checklist {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}
.checklist li {
  position: relative;
  padding: 10px 0 10px 32px;
  border-bottom: 1px solid var(--line);
}
.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 10px;
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ok);
  font-weight: 700;
}

.callout {
  background: rgba(59,130,246,.06);
  border: 1px solid rgba(59,130,246,.2);
  border-left: 3px solid var(--accent);
  padding: 18px 22px;
  margin: 24px 0;
}

/* TOC sticky */
.toc-link {
  display: block;
  padding: 8px 0;
  color: var(--text-dim);
  font-size: 14px;
  border-left: 2px solid transparent;
  padding-left: 12px;
  margin-left: -2px;
  transition: all .2s ease;
}
.toc-link:hover, .toc-link.active {
  color: var(--accent);
  border-left-color: var(--accent);
}

/* Карточка статьи в списке */
.blog-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px;
  background: linear-gradient(180deg, rgba(17,24,39,0.8), rgba(13,18,32,0.8));
  border: 1px solid var(--line);
  transition: all .2s ease;
  text-decoration: none;
  color: inherit;
}
.blog-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.blog-card h3 { color: var(--text); }