/* =========================================================
   ROSTYPE — wave1.css (2026-09-28)
   Путеводители категорий каталога (.rt-catguide / .rt-catobj / .rt-catfaq)
   и «мостики» из базы знаний в каталог (.rt-bridge). Подключается из inc/wave1.php
   только там, где есть данные.
   ========================================================= */

/* ---------- путеводитель категории ---------- */
.rt-catguide {
  background: var(--rt-bg, #fff);
  padding: clamp(3rem, 5vw, 4.5rem) 0 clamp(2rem, 4vw, 3.5rem);
}
.rt-catguide__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}
.rt-catguide__main { min-width: 0; max-width: 820px; }
.rt-catguide__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--rt-font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--rt-accent);
  font-weight: 500;
  margin-bottom: 6px;
}
.rt-catguide__bar { width: 36px; height: 2px; background: var(--rt-accent); display: inline-block; }
.rt-catguide__body > h2:first-child,
.rt-catguide__body > p:first-child { margin-top: 12px; }
.rt-catguide__body h2 { scroll-margin-top: 96px; }

.rt-catguide__aside { position: sticky; top: 104px; }
.rt-catguide__card {
  background: var(--rt-primary, #0A2E5C);
  color: var(--rt-dark-text, #F1F5F9);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.rt-catguide__card-title {
  font-family: var(--rt-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
  color: #fff;
}
.rt-catguide__card-text { margin: 0; font-size: 0.9375rem; line-height: 1.55; color: var(--rt-dark-text, #F1F5F9); }
.rt-catguide__card .rt-btn { margin-top: 4px; }

@media (max-width: 960px) {
  .rt-catguide__grid { grid-template-columns: 1fr; }
  .rt-catguide__aside { position: static; }
}

/* таблицы в путеводителе и мостиках не должны раздвигать страницу на телефоне */
@media (max-width: 720px) {
  .rt-catguide__body table,
  .rt-catfaq table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
  }
}

/* ---------- объекты ---------- */
.rt-catobj {
  background: var(--rt-surface, #F5F7FA);
  padding: clamp(2.5rem, 4vw, 3.5rem) 0;
}
.rt-catobj__title {
  font-family: var(--rt-font-display);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 800;
  color: var(--rt-heading, #0A2E5C);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 clamp(1.25rem, 2.5vw, 2rem);
}
.rt-catobj__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
}
.rt-catobj__item {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--rt-border, #E2E8F0);
  border-radius: 14px;
  overflow: hidden;
  color: var(--rt-text, #0F172A);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.rt-catobj__item:hover,
.rt-catobj__item:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px -12px rgba(10, 46, 92, .28);
  border-color: var(--rt-primary, #0A2E5C);
}
.rt-catobj__media { display: block; aspect-ratio: 4 / 3; background: var(--rt-surface-alt, #EDF1F7); overflow: hidden; }
.rt-catobj__img { width: 100%; height: 100%; object-fit: cover; display: block; }
.rt-catobj__name { display: block; padding: 14px 16px 16px; font-weight: 600; font-size: 0.9375rem; line-height: 1.35; }

/* ---------- FAQ категории ---------- */
.rt-catfaq {
  background: var(--rt-bg, #fff);
  padding: clamp(2.5rem, 4vw, 3.5rem) 0 clamp(3rem, 5vw, 4.5rem);
}
.rt-catfaq .rt-prose { max-width: 860px; }
.rt-catfaq .rt-faq details[open] summary { margin-bottom: 10px; }
.rt-catfaq .rt-faq p { margin: 0; color: #334155; line-height: 1.65; }

/* ---------- мостик из базы знаний ---------- */
.rt-bridge {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 24px;
  margin: 40px 0 8px;
  padding: 28px;
  border-radius: 18px;
  background: var(--rt-primary, #0A2E5C);
  color: var(--rt-dark-text, #F1F5F9);
}
.rt-bridge__body { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.rt-bridge__eyebrow {
  margin: 0;
  font-family: var(--rt-font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rt-accent, #FF6B1A);
}
.rt-bridge__title {
  margin: 0;
  font-family: var(--rt-font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
}
.rt-bridge__text { margin: 0; font-size: 0.9875rem; line-height: 1.6; color: var(--rt-dark-text, #F1F5F9); }
.rt-bridge__btn {
  align-self: flex-start;
  margin-top: 6px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 18px;
  border-radius: 10px;
  background: var(--rt-accent, #FF6B1A);
  color: #fff !important;
  font-weight: 700;
  text-decoration: none !important;
  transition: background .2s ease;
}
.rt-bridge__btn:hover,
.rt-bridge__btn:focus-visible { background: var(--rt-accent-hover, #E85A0D); }
.rt-bridge__items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 12px;
  align-content: start;
}
.rt-bridge__item {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 12px;
  overflow: hidden;
  color: #fff !important;
  text-decoration: none !important;
  transition: border-color .2s ease, background .2s ease;
}
.rt-bridge__item:hover,
.rt-bridge__item:focus-visible { border-color: var(--rt-accent, #FF6B1A); background: rgba(255, 255, 255, .1); }
.rt-bridge__media { display: block; aspect-ratio: 4 / 3; background: rgba(255, 255, 255, .08); overflow: hidden; }
.rt-bridge__img { width: 100%; height: 100%; object-fit: cover; display: block; margin: 0 !important; border-radius: 0 !important; }
.rt-bridge__name { display: block; padding: 8px 10px 10px; font-size: 0.8125rem; font-weight: 600; line-height: 1.3; }

@media (max-width: 720px) {
  .rt-bridge { grid-template-columns: 1fr; padding: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  .rt-catobj__item,
  .rt-bridge__item,
  .rt-bridge__btn { transition: none; }
  .rt-catobj__item:hover { transform: none; }
}