/* Guides / articles family — premium reading */

.guide-hero {
  padding: clamp(1.75rem, 4vw, 2.75rem) 0 1.25rem;
  border-bottom: 1px solid var(--ds-color-border);
  background: linear-gradient(180deg, #f8fbff 0%, var(--ds-color-bg) 100%);
}
.guide-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: var(--ds-text-sm);
  color: var(--ds-color-text-secondary);
  margin-bottom: 0.85rem;
}
.guide-crumb a {
  color: var(--ds-color-primary);
  text-decoration: none;
}
.guide-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  margin-top: 1rem;
  font-size: var(--ds-text-sm);
  color: var(--ds-color-text-secondary);
  font-weight: 550;
}
.guide-hero .calc-byline {
  margin: 0.75rem 0 0;
}

.guide-layout {
  max-width: var(--ds-container);
  margin: 0 auto;
  padding: 1.5rem var(--ds-page-pad) 2rem;
  display: grid;
  gap: 1.5rem;
}

.guide-toc-wrap { display: none; }
.guide-toc {
  padding: 1rem 1.1rem;
  border: 1px solid var(--ds-color-border);
  border-radius: var(--ds-radius-md);
  background: var(--ds-color-surface);
}
.guide-toc__title {
  margin: 0 0 0.65rem;
  font-size: var(--ds-text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ds-color-text-muted);
}
.guide-toc ol {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.45rem;
}
.guide-toc a {
  color: var(--ds-color-text-secondary);
  text-decoration: none;
  font-size: var(--ds-text-sm);
  font-weight: 550;
}
.guide-toc a:hover,
.guide-toc a.is-active {
  color: var(--ds-color-primary);
}

.guide-body {
  max-width: var(--ds-container-reading);
  margin: 0;
}
.guide-body h2 {
  margin: 2rem 0 0.75rem;
  font-size: var(--ds-text-xl);
  font-weight: 750;
  letter-spacing: -0.02em;
}
.guide-body p,
.guide-body li {
  color: var(--ds-color-text-secondary);
  font-size: 1.0625rem;
  line-height: var(--ds-leading-relaxed);
}
.guide-body p { margin: 0 0 1rem; }
.guide-body ul,
.guide-body ol { margin: 0 0 1.15rem; padding-left: 1.2rem; }

.guide-cta {
  margin: 0 0 1.75rem;
  background: linear-gradient(135deg, var(--ds-color-primary-soft), #fff 60%);
}
.guide-cta__k {
  margin: 0 0 0.25rem;
  font-size: var(--ds-text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ds-color-primary-deep);
}
.guide-cta__t {
  margin: 0 0 0.85rem;
  font-size: var(--ds-text-lg);
  font-weight: 700;
  color: var(--ds-color-text);
}
.guide-cta__prod {
  display: inline-block;
  margin-left: 0.75rem;
  font-size: var(--ds-text-sm);
  color: var(--ds-color-text-secondary);
  text-decoration: none;
}
.guide-cta__prod:hover { color: var(--ds-color-primary); }

.guide-callout {
  border-radius: var(--ds-radius-md);
  padding: 1rem 1.15rem;
  margin: 0 0 1.35rem;
  border: 1px solid var(--ds-color-border);
}
.guide-callout strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ds-color-text);
}
.guide-callout p { margin: 0; }
.guide-callout--info {
  background: var(--ds-color-primary-soft);
  border-color: transparent;
}
.guide-callout--example {
  background: var(--ds-color-accent-soft);
  border-color: transparent;
}
.guide-callout a {
  display: inline-block;
  margin-top: 0.55rem;
  color: var(--ds-color-accent-deep);
  font-weight: 650;
  text-decoration: none;
}

.guide-table-wrap {
  overflow-x: auto;
  margin: 0 0 1.25rem;
  border: 1px solid var(--ds-color-border);
  border-radius: var(--ds-radius-md);
}
.guide-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--ds-text-sm);
  min-width: 420px;
}
.guide-table th,
.guide-table td {
  padding: 0.75rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--ds-color-border);
  color: var(--ds-color-text-secondary);
}
.guide-table thead th {
  background: var(--ds-color-surface-muted);
  color: var(--ds-color-text);
  font-weight: 700;
}
.guide-table tbody th {
  color: var(--ds-color-text);
  font-weight: 650;
  background: transparent;
}

.guide-related-block { margin-top: 2rem; }
.guide-related-block h2 { margin-top: 0; }

@media (min-width: 1024px) {
  .guide-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }
  .guide-toc-wrap {
    display: block;
    position: sticky;
    top: var(--ds-sticky-top);
  }
  .guide-body { margin: 0; }
}