/* Knowledge base — SEO articles */

.kb-home {
  max-width: 980px;
  margin: 0 auto;
}

.kb-hero {
  text-align: center;
  padding: 30px 0 20px;
  margin-bottom: 24px;
}
.kb-hero h1 { font-size: 32px; margin: 0 0 12px; }
.kb-hero__lead {
  color: var(--text-subtle, #98a);
  max-width: 700px;
  margin: 0 auto 22px;
  line-height: 1.6;
  font-size: 15px;
}
.kb-search {
  display: flex;
  max-width: 560px;
  margin: 0 auto;
  gap: 8px;
}
.kb-search__input {
  flex: 1;
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid rgba(139, 92, 246, 0.3);
  background: #fdfcf9;
  color: #1a1a1a;
  font-size: 15px;
}
.kb-search__input::placeholder { color: #888; }
.kb-search__btn {
  padding: 12px 18px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  color: #fff;
  cursor: pointer;
  font-size: 16px;
}

.kb-section { margin: 32px 0; }
.kb-section h2 { font-size: 22px; margin: 0 0 16px; color: #c8a2e8; }

.kb-cats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.kb-cat {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: #fdfcf9;
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 12px;
  text-decoration: none;
  color: #1a1a1a;
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.kb-cat:hover {
  transform: translateY(-1px);
  border-color: #8b5cf6;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.15);
}
.kb-cat.is-active {
  border-color: #8b5cf6;
  background: linear-gradient(135deg, #fdfcf9, rgba(139,92,246,0.08));
  box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.35);
}
.kb-cat__icon { font-size: 28px; }
.kb-cat__title { flex: 1; font-weight: 600; color: #2d1b69; }
.kb-cat__count {
  background: rgba(139, 92, 246, 0.15);
  color: #5b21b6;
  padding: 3px 10px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
}

.kb-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 8px;
}
.kb-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: #fdfcf9;
  border: 1px solid rgba(139, 92, 246, 0.18);
  border-radius: 8px;
  text-decoration: none;
  color: #1a1a1a;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.kb-item:hover {
  background: #fff;
  border-color: #8b5cf6;
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.12);
}
.kb-item__emoji { font-size: 20px; min-width: 26px; }
.kb-item__text { display: flex; flex-direction: column; gap: 2px; }
.kb-item__title { font-size: 14.5px; color: #2d1b69; font-weight: 500; }
.kb-item__desc {
  color: #555;
  font-size: 12.5px;
  line-height: 1.35;
}

/* Article page */
.kb-article { max-width: 760px; margin: 0 auto; padding-bottom: 40px; }
.kb-breadcrumbs {
  font-size: 13px;
  color: var(--text-subtle, #98a);
  margin-bottom: 16px;
}
.kb-breadcrumbs a { color: #c8a2e8; text-decoration: none; }
.kb-breadcrumbs span { margin: 0 6px; }

.kb-article__head { text-align: center; margin: 20px 0 28px; }
.kb-article__emoji { font-size: 56px; line-height: 1; margin-bottom: 12px; }
.kb-article__head h1 { font-size: 36px; margin: 0; }

.kb-article__body {
  line-height: 1.72;
  font-size: 16px;
  background: #fdfcf9;
  color: #1a1a1a;
  padding: 28px 32px;
  border-radius: 12px;
  font-family: Georgia, 'Times New Roman', serif;
}
.kb-article__body h2 {
  color: #2d1b69;
  font-size: 22px;
  margin: 24px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid #e5d9ff;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.kb-article__body h3 {
  color: #5b21b6;
  font-size: 18px;
  margin-top: 20px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.kb-article__body p { margin: 10px 0; }
.kb-article__body ul { padding-left: 24px; margin: 10px 0; }
.kb-article__body li { margin: 4px 0; }
.kb-article__body strong { color: #5b21b6; }

.kb-article__body details {
  margin: 10px 0;
  padding: 10px 14px;
  background: rgba(139,92,246,0.05);
  border-left: 3px solid #8b5cf6;
  border-radius: 4px;
}
.kb-article__body details summary {
  cursor: pointer;
  font-weight: 500;
}
.kb-article__body details[open] summary {
  margin-bottom: 8px;
  color: #5b21b6;
}

.kb-dignity {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  text-shadow: 0 1px 2px rgba(0,0,0,0.25);
}

.kb-cta {
  background: linear-gradient(135deg, rgba(139,92,246,0.12), rgba(236,72,153,0.08));
  border: 1px solid rgba(139,92,246,0.25);
  padding: 22px 26px;
  margin: 28px 0 8px;
  border-radius: 12px;
  text-align: center;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.kb-cta h3 { color: #5b21b6; margin: 0 0 8px; }
.kb-cta p { color: #333; margin: 0 0 14px; }
.kb-cta__btn {
  display: inline-block;
  padding: 12px 24px;
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  color: #fff !important;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
}

/* Tab navigation for long-form articles */
.kb-tabnav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px 0;
  padding: 14px;
  background: rgba(139, 92, 246, 0.06);
  border-radius: 12px;
  border: 1px solid rgba(139, 92, 246, 0.18);
}
.kb-tabnav__btn {
  padding: 8px 14px;
  background: #fff;
  border: 1px solid rgba(139, 92, 246, 0.25);
  border-radius: 8px;
  color: #2d1b69;
  font-size: 13.5px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  line-height: 1.3;
}
.kb-tabnav__btn:hover {
  background: #f5efff;
  border-color: #8b5cf6;
}
.kb-tabnav__btn.is-active {
  background: linear-gradient(135deg, #8b5cf6, #ec4899);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.3);
}

/* Секции при tab-режиме */
.kb-tab-section {
  animation: kbFadeIn 0.22s ease-out;
}
.kb-tab-section.is-hidden { display: none; }
.kb-tab-section h2 { margin-top: 0 !important; }
@keyframes kbFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Table of contents (TOC) for long-form articles — fallback without JS */
.kb-toc {
  background: rgba(139, 92, 246, 0.06);
  border-left: 4px solid #8b5cf6;
  padding: 18px 22px;
  border-radius: 8px;
  margin-bottom: 28px;
}
.kb-toc h3 {
  margin-top: 0 !important;
  color: #5b21b6 !important;
  border-bottom: none !important;
  padding-bottom: 0 !important;
  font-size: 17px !important;
}
.kb-toc ol {
  margin: 10px 0 0 0;
  padding-left: 22px;
  columns: 2;
  column-gap: 32px;
}
@media (max-width: 600px) { .kb-toc ol { columns: 1; } }
.kb-toc li { margin: 5px 0; break-inside: avoid; }
.kb-toc a {
  color: #5b21b6;
  text-decoration: none;
  font-weight: 500;
}
.kb-toc a:hover { text-decoration: underline; }

/* Anchor scroll offset for sticky header */
.kb-article__body section[id] {
  scroll-margin-top: 80px;
}
.kb-article__body section + section {
  margin-top: 36px;
  padding-top: 16px;
  border-top: 1px solid rgba(139, 92, 246, 0.1);
}
.kb-article__body details[open] summary { color: #5b21b6; }

/* Related articles */
.kb-related { margin: 32px 0; }
.kb-related h3 { font-size: 18px; margin: 0 0 14px; color: #c8a2e8; }
.kb-related__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px;
}
.kb-related__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: #fdfcf9;
  border: 1px solid rgba(139, 92, 246, 0.18);
  border-radius: 8px;
  text-decoration: none;
  color: #2d1b69;
  font-size: 13.5px;
  transition: background 0.15s, border-color 0.15s;
}
.kb-related__item:hover {
  background: #fff;
  border-color: #8b5cf6;
}
.kb-related__emoji { font-size: 18px; }