/*
  edukursy — меню «Подборки курсов» (до 3 уровней) и страницы подборок /podborki/.
  Подключите ПОСЛЕ основного style.css (если полный style.css из пакета edukursy уже подключён —
  в нём этот блок уже есть, отдельный файл не нужен).
  Нужны: .main-nav, .page-head, .breadcrumbs, .catalog-grid, .catalog-card, .toolbar, .sort, .pagination из style.css.
*/
/* ============================================================
   МЕНЮ «ПОДБОРКИ КУРСОВ» (до 3 уровней) — podborki.js
   ============================================================ */
.nav-drop {
  position: relative;
}
.nav-drop__btn {
  display: inline-flex !important;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.nav-drop svg,
.podb svg,
.adm svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.nav-drop__chev {
  width: 16px;
  height: 16px;
  transition: transform 0.2s;
}
.nav-drop.is-open .nav-drop__chev {
  transform: rotate(180deg);
}
.nav-drop.is-active > .nav-drop__btn,
.nav-drop.is-open > .nav-drop__btn {
  color: var(--c-primary);
}
.nav-drop__menu {
  display: none;
}
.nav-drop.is-open .nav-drop__menu {
  display: block;
}
.tnav {
  margin: 0;
  padding: 0;
  list-style: none;
}
.main-nav .tnav {
  display: block;
}
.tnav li {
  list-style: none;
}
.tnav a {
  color: var(--c-text);
  text-decoration: none;
}
.tnav__cnt {
  margin-left: auto;
  padding-left: 8px;
  font-size: 13px;
  font-weight: 500;
  color: #8a919e;
}
.tnav__icon {
  flex: none;
  width: 20px;
  height: 20px;
  color: var(--c-primary);
}
.tnav__arr,
.tnav__chev {
  flex: none;
  width: 16px;
  height: 16px;
  color: #8a919e;
}
.tnav__item1 {
  position: static;
}
.main-nav .tnav a.tnav__link1,
.tnav__link1 {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  font-weight: 600;
}
.tnav__label {
  flex: 1;
  min-width: 0;
}
.tnav__item1.is-current > .tnav__link1,
.tnav a[aria-current="page"] {
  color: var(--c-primary);
}
.tnav__toggle {
  display: none;
}
.main-nav .tnav a.tnav__all,
.tnav__all {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  font-weight: 700;
  color: var(--c-primary);
}
.tnav__all span {
  padding: 1px 8px;
  border-radius: 999px;
  background: #eef3ff;
  font-size: 13px;
}
.tnav__all .tnav__arr {
  color: var(--c-primary);
}
.tnav__l2,
.tnav__l3 {
  margin: 0;
  padding: 0;
}
.main-nav .tnav a.tnav__link2,
.tnav__link2 {
  display: flex;
  align-items: baseline;
  padding: 7px 0;
  font-weight: 700;
}
.main-nav .tnav a.tnav__link3,
.tnav__link3 {
  display: flex;
  align-items: baseline;
  padding: 5px 0;
  font-size: 15px;
  font-weight: 400;
  color: var(--c-muted);
}
.tnav__link2:hover,
.tnav__link3:hover {
  color: var(--c-primary) !important;
}
.main-nav .nav-drop__menu a.nav-drop__footer,
.nav-drop__footer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--c-primary);
}
.nav-drop__footer .tnav__arr {
  color: var(--c-primary);
}

/* ----- Телефон и планшет: аккордеон ----- */
@media (max-width: 1023.98px) {
  .nav-drop__menu {
    padding: 4px 0 8px;
  }
  .tnav__item1.has-children {
    display: grid;
    grid-template-columns: 1fr 44px;
    align-items: center;
  }
  .tnav__item1.has-children > .tnav__link1 .tnav__arr {
    display: none;
  }
  .main-nav .tnav a.tnav__link1 {
    padding: 10px 8px;
  }
  .tnav__toggle {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    border-radius: 10px;
    background: none;
    color: var(--c-muted);
    cursor: pointer;
  }
  .tnav__toggle[aria-expanded="true"] .tnav__chev {
    transform: rotate(180deg);
  }
  .tnav__panel {
    display: none;
    grid-column: 1 / -1;
    margin: 0 0 8px 38px;
    padding-left: 12px;
    border-left: 2px solid var(--c-border);
  }
  .tnav__item1.is-hover > .tnav__panel {
    display: block;
  }
  .main-nav .tnav a.tnav__all {
    padding: 6px 0 4px;
    font-size: 15px;
  }
  .tnav__l3 {
    padding-left: 14px;
  }
  .main-nav .nav-drop__menu a.nav-drop__footer {
    padding: 12px 8px 4px;
  }
}
@media (min-width: 768px) and (max-width: 1023.98px) {
  .nav-drop__menu {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    z-index: 105;
    width: 380px;
    max-height: calc(100vh - var(--header-h) - 24px);
    overflow-y: auto;
    padding: 10px;
    border: 1px solid var(--c-border);
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 16px 40px rgba(20, 23, 28, 0.16);
    transform: translateX(-50%);
  }
  .main-nav ul {
    gap: 18px;
  }
}

/* ----- Компьютер: мега-меню в две колонки ----- */
@media (min-width: 1024px) {
  .nav-drop__menu {
    position: fixed;
    top: var(--header-h);
    left: 50%;
    z-index: 105;
    width: min(960px, calc(100vw - 32px));
    min-height: 400px;
    padding: 16px 16px 16px 16px;
    border: 1px solid var(--c-border);
    border-top: 0;
    border-radius: 0 0 18px 18px;
    background: #fff;
    box-shadow: 0 24px 48px rgba(20, 23, 28, 0.16);
    transform: translateX(-50%);
  }
  .nav-drop__menu::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 316px;
    width: 1px;
    background: var(--c-border);
  }
  .nav-drop .tnav {
    width: 300px;
  }
  .tnav__link1:hover,
  .tnav__item1.is-hover > .tnav__link1 {
    background: var(--c-bg-light);
  }
  .tnav__item1.is-hover > .tnav__link1 .tnav__arr {
    color: var(--c-primary);
  }
  .tnav__panel {
    position: absolute;
    top: 16px;
    left: 317px;
    right: 0;
    bottom: 16px;
    display: none;
    overflow-y: auto;
    padding: 8px 28px;
  }
  .tnav__item1.is-hover > .tnav__panel {
    display: block;
  }
  .tnav__l2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 32px;
    margin-top: 18px;
  }
  .tnav__item2 {
    padding: 4px 0;
  }
  .tnav__item2.has-children > .tnav__link2 {
    padding-bottom: 6px;
    border-bottom: 1px solid var(--c-border);
    margin-bottom: 4px;
  }
  .main-nav .nav-drop__menu a.nav-drop__footer {
    width: 300px;
    margin-top: 10px;
    padding: 12px;
    border-top: 1px solid var(--c-border);
  }
}

/* ============================================================
   СТРАНИЦЫ ПОДБОРОК /podborki/
   ============================================================ */
.podb-head {
  padding-bottom: 24px;
}
.podb-head__desc {
  max-width: 72ch;
  margin-top: 10px;
  font-size: 17px;
  color: var(--c-muted);
}
.podb-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.podb-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  background: #fff;
  color: var(--c-text);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}
.podb-chip:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}
.podb-chip span {
  font-size: 13px;
  font-weight: 500;
  color: #8a919e;
}
.podb-chip[aria-current="page"] {
  border-color: var(--c-primary);
  background: var(--c-primary);
  color: #fff;
}
.podb-chip[aria-current="page"] span {
  color: rgba(255, 255, 255, 0.8);
}
.podb-chip--up {
  border-style: dashed;
}
.podb-chip--up svg {
  width: 16px;
  height: 16px;
}
.podb-tree {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.podb-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--c-border);
  border-radius: 16px;
  background: #fff;
}
.podb-card__head {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--c-text);
  text-decoration: none;
}
.podb-card__icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #eef3ff;
  color: var(--c-primary);
}
.podb-card__icon svg {
  width: 22px;
  height: 22px;
}
.podb-card__title {
  font-size: 19px;
  font-weight: 800;
  line-height: 1.25;
}
.podb-card__head:hover .podb-card__title {
  color: var(--c-primary);
}
.podb-card__count {
  font-size: 14px;
  color: var(--c-muted);
}
.podb-card__desc {
  margin-top: 12px;
  font-size: 15px;
  color: var(--c-muted);
}
.podb-card__list {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--c-border);
}
.podb-card__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 0;
  color: var(--c-text);
  font-weight: 600;
  text-decoration: none;
}
.podb-card__list a:hover {
  color: var(--c-primary);
}
.podb-card__list a span {
  margin-left: auto;
  font-size: 13px;
  font-weight: 500;
  color: #8a919e;
}
.podb-card__list ul {
  margin: 0 0 6px 14px;
  padding-left: 12px;
  border-left: 2px solid var(--c-border);
}
.podb-card__list ul a {
  font-weight: 400;
  color: var(--c-muted);
  font-size: 15px;
}
.podb-empty {
  max-width: 560px;
  margin: 0 auto;
  padding: 40px 24px;
  border: 1px dashed var(--c-border);
  border-radius: 16px;
  text-align: center;
}
.podb-empty p {
  margin: 10px 0 20px;
  color: var(--c-muted);
}
.podb-empty .btn {
  padding: 12px 22px;
}
.podb-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}
.podb-tag {
  padding: 2px 8px;
  border-radius: 6px;
  background: #eef3ff;
  color: var(--c-primary-dark);
  font-size: 12px;
  font-weight: 600;
}
.main-nav .tnav__l2,
.main-nav .tnav__l3 {
  display: block;
  gap: 0;
}
@media (min-width: 1024px) {
  .main-nav .tnav__l2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 36px;
  }
}
.podb-list {
  padding-top: 28px;
}
.podb-card svg,
.podb-chip svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}