/* ===== BLOG / «Блог техдира»: Additional Styles ===== */

:root {
  --font-mono: ui-monospace, 'SF Mono', 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, 'Courier New', monospace;
}

/* ---------- Shared ---------- */
.blog-wrap {
  padding-top: 7rem;
  padding-bottom: var(--space-16);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-6);
}
.breadcrumb a {
  color: var(--color-text-faint);
  font-weight: 600;
}
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb__sep { opacity: 0.5; }
.breadcrumb__current { color: var(--color-text-muted); }

/* Category / tag chip */
.post-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.post-tag svg { width: 13px; height: 13px; }

/* ---------- Blog index ---------- */
.blog-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: 900px;
}

.post-card {
  position: relative;
  display: block;
  padding: var(--space-8);
  background: rgba(247, 247, 249, 0.78);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  color: inherit;
  overflow: hidden;
  transition:
    border-color 0.3s var(--ease-out),
    box-shadow 0.3s var(--ease-out),
    transform 0.3s var(--ease-out);
}
.post-card::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--color-primary);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
}
.post-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg, 0 12px 40px rgba(31, 44, 67, 0.12)), 0 0 30px var(--color-primary-glow);
  transform: translateY(-4px);
}
.post-card:hover::before { opacity: 1; }

.post-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.post-card__dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: 0.6; }

.post-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.post-card__excerpt {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.post-card__more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}
.post-card__more svg {
  width: 16px; height: 16px;
  transition: transform var(--transition-interactive);
}
.post-card:hover .post-card__more svg { transform: translateX(4px); }

/* ---------- Article ---------- */
.post {
  max-width: 780px;
  margin-inline: auto;
}

.post-header { margin-bottom: var(--space-10); }
.post-header__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.post-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1.12;
  color: var(--color-text);
  margin-bottom: var(--space-5);
  overflow-wrap: break-word;
}

/* Safety net: long unbreakable tokens (INACCESSIBLE_BOOT_DEVICE, registry
   paths) must wrap instead of overflowing on narrow screens. */
.breadcrumb,
.post-card__title,
.diag-step__title,
.post-body { overflow-wrap: break-word; }
.breadcrumb { min-width: 0; }
.post-lead {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-text-muted);
  max-width: 68ch;
}

/* Byline */
.post-byline {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}
.post-byline__avatar {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
}
.post-byline__name {
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--text-sm);
}
.post-byline__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: 2px;
}
.post-byline__dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; opacity: 0.6; }

/* Article body typography */
.post-body { font-size: var(--text-base); color: var(--color-text-muted); }
.post-body > h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  padding-left: var(--space-4);
  border-left: 3px solid var(--color-primary);
}
.post-body > h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}
.post-body > p { margin-bottom: var(--space-5); line-height: 1.7; }
.post-body a { color: var(--color-primary); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.post-body strong { color: var(--color-text); font-weight: 700; }
.post-body code:not(pre code) {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.12em 0.4em;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  white-space: nowrap;
}
.post-body ul:not([role='list']):not(.checklist) {
  margin: 0 0 var(--space-5);
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}
.post-body ul:not([role='list']):not(.checklist) > li {
  position: relative;
  padding-left: var(--space-6);
  line-height: 1.6;
}
.post-body ul:not([role='list']):not(.checklist) > li::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

/* Numbered diagnostic steps (namespaced to avoid clashing with the .steps
   component already defined in style.css) */
.diag-steps {
  display: grid;
  gap: var(--space-4);
  margin: var(--space-8) 0;
  counter-reset: diagstep;
}
.diag-step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  padding: var(--space-6);
  background: rgba(247, 247, 249, 0.78);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}
.diag-step__num {
  counter-increment: diagstep;
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
}
.diag-step__num::before { content: counter(diagstep); }
.diag-step__body { min-width: 0; }
.diag-step__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  padding-top: 6px;
}
.diag-step__body p { margin-bottom: var(--space-3); line-height: 1.6; }
.diag-step__body p:last-child { margin-bottom: 0; }
.diag-step--key { border-color: var(--color-primary); box-shadow: 0 0 0 1px var(--color-primary), 0 0 30px var(--color-primary-glow); }

/* Terminal / code block */
.terminal {
  margin: var(--space-4) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #1b2740;
  background: #0f1729;
  box-shadow: 0 8px 30px rgba(15, 23, 41, 0.25);
}
.terminal__bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: #16213a;
  border-bottom: 1px solid #1b2740;
}
.terminal__dot { width: 11px; height: 11px; border-radius: 50%; }
.terminal__dot--r { background: #ff5f57; }
.terminal__dot--y { background: #febc2e; }
.terminal__dot--g { background: #28c840; }
.terminal__label {
  margin-left: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: #7d8db0;
  letter-spacing: 0.02em;
}
.terminal pre {
  margin: 0;
  padding: var(--space-5);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: #d7e0f4;
  -webkit-overflow-scrolling: touch;
}
.terminal pre code { font: inherit; color: inherit; white-space: pre; }
.terminal pre::-webkit-scrollbar { height: 8px; }
.terminal pre::-webkit-scrollbar-thumb { background: #2a3a5c; border-radius: 8px; }
.terminal pre::-webkit-scrollbar-track { background: transparent; }

/* Callout */
.callout {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-lg);
}
.callout__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-glow);
  color: var(--color-primary);
}
.callout__icon svg { width: 20px; height: 20px; }
.callout__body { min-width: 0; align-self: center; }
.callout__title {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}
.callout__body p { margin: 0; font-size: var(--text-sm); line-height: 1.6; color: var(--color-text-muted); }
.callout__body p + p { margin-top: var(--space-2); }

.callout--warning { border-left-color: var(--color-warning); }
.callout--warning .callout__icon { background: rgba(217, 119, 6, 0.12); color: var(--color-warning); }
.callout--success { border-left-color: var(--color-success); }
.callout--success .callout__icon { background: rgba(5, 150, 105, 0.12); color: var(--color-success); }

/* Checklist */
.checklist {
  list-style: none;
  display: grid;
  gap: var(--space-3);
  margin: var(--space-6) 0;
  padding: 0;
}
.checklist > li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text-muted);
  max-width: none;
}
.checklist > li svg {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  color: var(--color-success);
  flex-shrink: 0;
}

/* Numbered checkbox checklist (self-audit: reader ticks each box) */
.check-list {
  list-style: none;
  display: grid;
  gap: var(--space-3);
  margin: var(--space-6) 0;
  padding: 0;
}
.check-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  max-width: none;
}
.check-item__box {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  background: var(--color-bg);
}
.check-item__text {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-muted);
}
.check-item__text strong { color: var(--color-text); font-weight: 700; }
.check-item__text p { margin: 0; }
.check-item__text p + p { margin-top: var(--space-2); }

.check-item--critical {
  border-color: var(--color-warning);
  background: rgba(217, 119, 6, 0.06);
  box-shadow: 0 0 0 1px var(--color-warning);
}
.check-item--critical .check-item__box {
  border-color: var(--color-warning);
  color: var(--color-warning);
}
.check-item__icon {
  color: var(--color-warning);
  margin-bottom: var(--space-2);
}
.check-item__icon svg { width: 20px; height: 20px; }

/* Closing CTA card */
.post-cta {
  margin-top: var(--space-16);
  padding: var(--space-10);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  border-radius: var(--radius-2xl);
  color: #fff;
  text-align: center;
}
.post-cta__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: #fff;
}
.post-cta__desc {
  color: rgba(255, 255, 255, 0.82);
  margin-inline: auto;
  margin-bottom: var(--space-6);
  max-width: 56ch;
}
.post-cta .btn-light {
  background: #fff;
  color: var(--color-primary);
}
.post-cta .btn-light:hover { background: rgba(255, 255, 255, 0.9); }

/* Back link */
.post-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-faint);
}
.post-back:hover { color: var(--color-primary); }
.post-back svg { width: 16px; height: 16px; }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .diag-step { padding: var(--space-5); grid-template-columns: 1fr; gap: var(--space-3); }
  .diag-step__num { width: 32px; height: 32px; }
  .diag-step__title { padding-top: 0; }
  .post-cta { padding: var(--space-8) var(--space-6); }
  .callout { padding: var(--space-4) var(--space-5); }
}

@media (prefers-reduced-motion: reduce) {
  .post-card, .post-card__more svg { transition: none; }
}