/**
 * v2 — Encyclopedia hub page: /knowledge/encyclopedia.
 *
 * Использует общие переменные --xh-* из home.css. Namespace: xk-enc-*.
 * Адаптация макета encyclopedia.html на единый слой портала.
 *
 * @since 2026-05-25
 */

/* ================= HERO ================= */
.xk-enc-hero {
  position: relative;
  z-index: 1;
  padding: 48px 0 0;
  overflow: hidden;
}
.xk-enc-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.xk-enc-hero-bg picture,
.xk-enc-hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .9;
}
.xk-enc-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,10,20,.35) 0%, rgba(6,10,20,.62) 55%, var(--xh-bg-deep) 100%);
}
.xk-enc-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--xh-max-w);
  margin: 0 auto;
  padding: 0 var(--xh-container-pad) 48px;
}
.xk-enc-hero-title {
  font-family: var(--xh-font-display);
  font-size: clamp(28px, 4vw, 42px);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #fff;
  line-height: 1.1;
  margin: 0 0 12px;
}
.xk-enc-hero-desc {
  font-size: 15px;
  color: var(--xh-text-secondary);
  line-height: 1.6;
  max-width: 520px;
  margin: 0 0 24px;
}

/* Search */
.xk-enc-search {
  display: flex;
  align-items: center;
  max-width: 480px;
  background: rgba(12,19,34,.85);
  border: 1px solid var(--xh-border-light);
  border-radius: var(--xh-radius-lg);
  overflow: hidden;
  transition: border-color var(--xh-transition);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.xk-enc-search:focus-within {
  border-color: var(--xh-blue);
  box-shadow: 0 0 0 3px rgba(42,125,225,.18);
}
.xk-enc-search input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--xh-font-body);
  font-size: 15px;
  color: var(--xh-text);
  padding: 14px 18px;
  min-width: 0;
}
.xk-enc-search input::placeholder { color: var(--xh-text-muted); }
.xk-enc-search-btn {
  padding: 14px 18px;
  border: none;
  background: none;
  border-left: 1px solid var(--xh-border);
  color: var(--xh-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: background var(--xh-transition), color var(--xh-transition);
}
.xk-enc-search-btn:hover { background: rgba(42,125,225,.08); color: var(--xh-blue-light); }
.xk-enc-search-btn svg { width: 20px; height: 20px; }

/* Popular query tags */
.xk-enc-queries {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
  margin-bottom: 28px;
}
.xk-enc-queries-label {
  font-family: var(--xh-font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--xh-text-muted);
  letter-spacing: .2px;
  white-space: nowrap;
}
.xk-enc-query-tag {
  font-family: var(--xh-font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--xh-text-secondary);
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid var(--xh-border-light);
  background: rgba(12,19,34,.5);
  cursor: pointer;
  transition: border-color var(--xh-transition), color var(--xh-transition), background var(--xh-transition);
  white-space: nowrap;
  text-decoration: none;
}
.xk-enc-query-tag:hover {
  border-color: var(--xh-text-muted);
  color: var(--xh-text);
  background: rgba(255,255,255,.04);
}

/* Stats row */
.xk-enc-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.xk-enc-stat {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--xh-radius-lg);
  border: 1px solid var(--xh-border-light);
  background: rgba(12,19,34,.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.xk-enc-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(232,132,30,.08);
  border: 1px solid rgba(232,132,30,.22);
}
.xk-enc-stat-icon svg { width: 18px; height: 18px; color: var(--xh-orange); }
.xk-enc-stat-val {
  font-family: var(--xh-font-heading);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
}
.xk-enc-stat-label {
  font-size: 12px;
  color: var(--xh-text-muted);
  line-height: 1.2;
}

/* ================= POPULAR ================= */
.xk-enc-popular { position: relative; z-index: 1; padding: 48px 0; }
.xk-enc-popular-inner { max-width: var(--xh-max-w); margin: 0 auto; padding: 0 var(--xh-container-pad); }
.xk-enc-stitle {
  font-family: var(--xh-font-heading);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 24px;
  letter-spacing: .5px;
}
.xk-enc-pop-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.xk-enc-pop-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: transform var(--xh-transition);
  text-decoration: none;
}
.xk-enc-pop-card:hover { transform: translateY(-4px); }
.xk-enc-pop-img {
  width: 100%;
  aspect-ratio: 16/11;
  border-radius: var(--xh-radius-lg);
  background: var(--xh-bg-card);
  border: 1px solid var(--xh-border);
  overflow: hidden;
  margin-bottom: 10px;
  transition: border-color var(--xh-transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.xk-enc-pop-img img { width: 100%; height: 100%; object-fit: cover; }
.xk-enc-pop-img svg { width: 36px; height: 36px; color: var(--xh-text-muted); opacity: .35; }
.xk-enc-pop-card:hover .xk-enc-pop-img { border-color: var(--xh-border-light); }
.xk-enc-pop-name {
  font-family: var(--xh-font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--xh-text);
  margin-bottom: 2px;
}
.xk-enc-pop-count { font-size: 12px; color: var(--xh-text-muted); }

/* ================= ALL CATEGORIES (5 groups) ================= */
.xk-enc-categories { position: relative; z-index: 1; padding: 0 0 48px; }
.xk-enc-categories-inner { max-width: var(--xh-max-w); margin: 0 auto; padding: 0 var(--xh-container-pad); }
.xk-enc-cat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.xk-enc-toggle-all {
  font-family: var(--xh-font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--xh-orange);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: color var(--xh-transition);
  background: none;
  border: none;
  letter-spacing: .3px;
}
.xk-enc-toggle-all:hover { color: var(--xh-orange-hover); }
.xk-enc-toggle-all svg { width: 14px; height: 14px; }

/* Groups */
.xk-enc-groups { display: flex; flex-direction: column; gap: 12px; }
.xk-enc-group {
  border-radius: var(--xh-radius-lg);
  overflow: hidden;
  border: 1px solid var(--xh-border);
  background: var(--xh-bg-card);
  transition: border-color var(--xh-transition);
}
.xk-enc-group:hover { border-color: var(--xh-border-light); }
.xk-enc-group-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--xh-transition);
}
.xk-enc-group-btn:hover { background: rgba(255,255,255,.015); }
.xk-enc-group-accent {
  width: 4px;
  align-self: stretch;
  border-radius: 2px;
  flex-shrink: 0;
  margin: -18px 0 -18px -20px;
}
.xk-enc-group-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.xk-enc-group-icon svg { width: 18px; height: 18px; }
.xk-enc-group-info { flex: 1; min-width: 0; }
.xk-enc-group-info h3 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .3px;
  margin: 0 0 2px;
  font-style: italic;
}
.xk-enc-group-info p {
  font-size: 13px;
  color: var(--xh-text-secondary);
  margin: 0;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.xk-enc-group-badge {
  font-family: var(--xh-font-heading);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}
.xk-enc-group-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--xh-text-muted);
  transition: transform .3s ease;
}
.xk-enc-group.is-collapsed .xk-enc-group-chevron { transform: rotate(180deg); }

/* Group body */
.xk-enc-group-body {
  padding: 0 20px 20px;
  display: grid;
  grid-template-rows: 1fr;
  transition: grid-template-rows .3s ease;
}
.xk-enc-group.is-collapsed .xk-enc-group-body { grid-template-rows: 0fr; padding: 0 20px; }
.xk-enc-group-body-inner { overflow: hidden; }

/* Category items (pills inside group) */
.xk-enc-items { display: flex; gap: 14px; flex-wrap: wrap; padding-top: 4px; }
.xk-enc-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 8px;
  border-radius: var(--xh-radius);
  border: 1px solid var(--xh-border);
  background: rgba(12,19,34,.5);
  cursor: pointer;
  transition: border-color var(--xh-transition), background var(--xh-transition);
  white-space: nowrap;
  text-decoration: none;
}
.xk-enc-item:hover {
  border-color: var(--xh-border-light);
  background: rgba(255,255,255,.03);
}
.xk-enc-item-thumb {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--xh-bg-placeholder-grad);
  border: 1px solid var(--xh-border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.xk-enc-item-thumb img { width: 100%; height: 100%; object-fit: cover; }
.xk-enc-item-thumb svg { width: 18px; height: 18px; color: var(--xh-text-muted); opacity: .55; }
/* Готов / скоро — ориентация по разделам (owner 2026-05-28) */
.xk-enc-item--ready .xk-enc-item-thumb { background: rgba(32,168,104,.10); border-color: rgba(32,168,104,.38); }
.xk-enc-item--ready .xk-enc-item-thumb svg { color: var(--xh-green); opacity: 1; }
.xk-enc-item--soon { opacity: .68; }
.xk-enc-item--noclick { cursor: default; }
.xk-enc-item--noclick:hover { border-color: var(--xh-border); background: rgba(12,19,34,.5); }
/* Раздел с картинкой-превью: крупнее и скруглённый квадрат вместо кружка. */
.xk-enc-item--hasimg .xk-enc-item-thumb { width: 52px; height: 52px; border-radius: 12px; }
.xk-enc-item-status {
  margin-left: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
}
.xk-enc-item--ready .xk-enc-item-status { color: var(--xh-green); background: rgba(32,168,104,.12); border: 1px solid rgba(32,168,104,.32); }
.xk-enc-item--soon .xk-enc-item-status { color: var(--xh-text-muted); background: rgba(255,255,255,.04); border: 1px solid var(--xh-border); }
.xk-enc-item-name {
  font-family: var(--xh-font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--xh-text);
  line-height: 1.2;
}
.xk-enc-item-count {
  font-size: 12px;
  color: var(--xh-text-muted);
  line-height: 1;
}

/* Group color variants — accent stripe + icon + title + badge */
.xk-enc-group--orange .xk-enc-group-accent { background: var(--xh-orange); }
.xk-enc-group--orange .xk-enc-group-icon { background: rgba(232,132,30,.1); border: 1px solid rgba(232,132,30,.28); color: var(--xh-orange); }
.xk-enc-group--orange .xk-enc-group-info h3 { color: var(--xh-orange); }
.xk-enc-group--orange .xk-enc-group-badge { background: rgba(232,132,30,.12); border: 1px solid rgba(232,132,30,.28); color: var(--xh-orange); }

.xk-enc-group--red .xk-enc-group-accent { background: var(--xh-woa-red); }
.xk-enc-group--red .xk-enc-group-icon { background: rgba(208,80,32,.1); border: 1px solid rgba(208,80,32,.28); color: var(--xh-woa-red); }
.xk-enc-group--red .xk-enc-group-info h3 { color: var(--xh-woa-red); }
.xk-enc-group--red .xk-enc-group-badge { background: rgba(208,80,32,.12); border: 1px solid rgba(208,80,32,.28); color: var(--xh-woa-red); }

.xk-enc-group--teal .xk-enc-group-accent { background: var(--xh-teal); }
.xk-enc-group--teal .xk-enc-group-icon { background: rgba(32,176,184,.1); border: 1px solid rgba(32,176,184,.28); color: var(--xh-teal); }
.xk-enc-group--teal .xk-enc-group-info h3 { color: var(--xh-teal); }
.xk-enc-group--teal .xk-enc-group-badge { background: rgba(32,176,184,.12); border: 1px solid rgba(32,176,184,.28); color: var(--xh-teal); }

.xk-enc-group--yellow .xk-enc-group-accent { background: var(--xh-yellow); }
.xk-enc-group--yellow .xk-enc-group-icon { background: rgba(200,168,32,.1); border: 1px solid rgba(200,168,32,.28); color: var(--xh-yellow); }
.xk-enc-group--yellow .xk-enc-group-info h3 { color: var(--xh-yellow); }
.xk-enc-group--yellow .xk-enc-group-badge { background: rgba(200,168,32,.12); border: 1px solid rgba(200,168,32,.28); color: var(--xh-yellow); }

.xk-enc-group--purple .xk-enc-group-accent { background: var(--xh-purple); }
.xk-enc-group--purple .xk-enc-group-icon { background: rgba(106,64,184,.1); border: 1px solid rgba(106,64,184,.28); color: var(--xh-purple); }
.xk-enc-group--purple .xk-enc-group-info h3 { color: var(--xh-purple); }
.xk-enc-group--purple .xk-enc-group-badge { background: rgba(106,64,184,.12); border: 1px solid rgba(106,64,184,.28); color: var(--xh-purple); }

/* ================= INFO CARDS ================= */
.xk-enc-info { position: relative; z-index: 1; padding: 0 0 48px; }
.xk-enc-info-inner { max-width: var(--xh-max-w); margin: 0 auto; padding: 0 var(--xh-container-pad); }
.xk-enc-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.xk-enc-info-card {
  padding: 24px;
  border-radius: var(--xh-radius-lg);
  border: 1px solid var(--xh-border);
  background: var(--xh-bg-card);
}
.xk-enc-info-card--warm {
  background: linear-gradient(135deg, rgba(232,132,30,.06) 0%, rgba(208,80,32,.04) 100%);
  border-color: rgba(232,132,30,.18);
}
.xk-enc-info-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.xk-enc-info-card h4 svg { width: 18px; height: 18px; }
.xk-enc-info-card p {
  font-size: 13px;
  color: var(--xh-text-secondary);
  line-height: 1.55;
  margin: 0 0 14px;
}
.xk-enc-info-link {
  font-family: var(--xh-font-heading);
  font-size: 13px;
  font-weight: 700;
  color: var(--xh-orange);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--xh-transition);
  text-decoration: none;
}
.xk-enc-info-link:hover { color: var(--xh-orange-hover); }
.xk-enc-info-link svg { width: 14px; height: 14px; }

.xk-enc-updates {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}
.xk-enc-update-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--xh-text-secondary);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--xh-border);
}
.xk-enc-update-item:last-child { border-bottom: none; padding-bottom: 0; }
.xk-enc-update-date {
  color: var(--xh-text-muted);
  font-size: 12px;
  white-space: nowrap;
}

.xk-enc-strategy-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 4px;
}
.xk-enc-strategy-link {
  font-family: var(--xh-font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--xh-orange);
  padding: 0;
  transition: color var(--xh-transition);
  text-decoration: none;
}
.xk-enc-strategy-link:hover { color: var(--xh-orange-hover); }
.xk-enc-strategy-link span {
  display: block;
  font-size: 11px;
  color: var(--xh-text-muted);
  font-weight: 600;
  margin-top: 1px;
}

/* ================= FAQ ================= */
.xk-enc-faq { position: relative; z-index: 1; padding: 0 0 48px; }
.xk-enc-faq-inner { max-width: var(--xh-max-w); margin: 0 auto; padding: 0 var(--xh-container-pad); }
.xk-enc-faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 20px;
}
.xk-enc-faq-grid .xh-faq-item {
  background: var(--xh-bg-card);
  border: 1px solid var(--xh-border);
  border-radius: var(--xh-radius);
  transition: border-color var(--xh-transition);
}
.xk-enc-faq-grid .xh-faq-item:hover { border-color: var(--xh-border-light); }
.xk-enc-faq-grid .xh-faq-q {
  padding: 14px 18px;
  font-family: var(--xh-font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--xh-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  text-align: left;
}
.xk-enc-faq-grid .xh-faq-q::-webkit-details-marker,
.xk-enc-faq-grid .xh-faq-q::marker { display: none; content: ''; }
/* Иконка-плюс: фикс размера. Без width/height SVG растягивался на всю высоту карточки
   (правило было только для .xk-faq-grid, а тут класс .xk-enc-faq-grid). Fix 2026-05-28. */
.xk-enc-faq-grid .xh-faq-q svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--xh-text-muted, #8a99b0);
  transition: transform var(--xh-transition, .3s ease);
}
.xk-enc-faq-grid .xh-faq-item[open] .xh-faq-q svg { transform: rotate(45deg); }
.xk-enc-faq-grid .xh-faq-a {
  padding: 0 18px 14px;
  font-size: 13px;
  color: var(--xh-text-secondary);
  line-height: 1.55;
}
.xk-enc-faq-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 16px;
}

/* ================= DATA BAR ================= */
.xk-enc-databar {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--xh-border);
  padding: 14px 0;
  text-align: center;
  font-family: var(--xh-font-heading);
  font-size: 12px;
  font-weight: 600;
  color: var(--xh-text-muted);
  letter-spacing: .3px;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 1100px) {
  .xk-enc-stats { grid-template-columns: repeat(3, 1fr); }
  .xk-enc-pop-grid { grid-template-columns: repeat(3, 1fr); }
  .xk-enc-info-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .xk-enc-hero-inner { padding: 0 20px 40px; }
  .xk-enc-popular-inner, .xk-enc-categories-inner, .xk-enc-info-inner, .xk-enc-faq-inner { padding: 0 20px; }
  .xk-enc-stats { grid-template-columns: repeat(2, 1fr); }
  .xk-enc-pop-grid { grid-template-columns: repeat(3, 1fr); }
  .xk-enc-faq-grid { grid-template-columns: 1fr; }
  .xk-enc-items { gap: 8px; }
}
@media (max-width: 480px) {
  .xk-enc-hero-inner, .xk-enc-popular-inner, .xk-enc-categories-inner, .xk-enc-info-inner, .xk-enc-faq-inner { padding: 0 16px; }
  .xk-enc-stats { grid-template-columns: 1fr 1fr; }
  .xk-enc-pop-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .xk-enc-pop-card, .xk-enc-item, .xk-enc-query-tag, .xk-enc-group, .xk-enc-info-card { transition: none; }
}

/* Статус «шаблон» — страница-обзор готова по виду, но без наполнения (owner 2026-05-28). */
.xk-enc-item--template .xk-enc-item-thumb { background: rgba(42,125,225,.10); border-color: rgba(42,125,225,.35); }
.xk-enc-item--template .xk-enc-item-thumb svg { color: var(--xh-blue-light); opacity: 1; }
.xk-enc-item--template .xk-enc-item-status { color: var(--xh-blue-light); background: rgba(42,125,225,.12); border: 1px solid rgba(42,125,225,.32); }

/* Хаб FAQ: убрать задвоенный маркер (глобальный ::after «+») — остаётся только svg-иконка (owner 2026-05-28) */
.xk-enc-faq-grid .xh-faq-q::after { content: none !important; }