.shell {
  --side-w: 240px;
  position: relative;
  display: grid;
  grid-template-columns: var(--side-w) minmax(0, 1fr);
  grid-template-rows: 60px minmax(0, 1fr) 88px;
  grid-template-areas:
    'top top'
    'side content'
    'player player';
  height: 100%;
  height: 100dvh;
}

.shell > :where(:not([aria-hidden])) {
  position: relative;
  z-index: 1;
}

/* Плеер-остров: плавает над контентом, контенту — запас снизу (docs/design.md#4). */
.island {
  grid-template-rows: 60px minmax(0, 1fr);
  grid-template-areas:
    'top top'
    'side content';
}

.island .content {
  padding-bottom: 132px;
}

/* Над контентом: выпадающие подсказки поиска и меню профиля перекрывают страницу, а не уходят под неё. */
.top {
  grid-area: top;
  z-index: 30;
  /* Три зоны: логотип, середина, профиль; поиск — в одной из них (настройка «Расположение поиска»). */
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
  background: var(--bar-a);
  backdrop-filter: blur(20px);
}

.logoLink {
  width: 196px;
  flex: none;
  text-decoration: none;
}

@media (max-width: 1023px) {
  .logoLink {
    width: auto;
  }
}

.topLeft {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.topCenter {
  display: flex;
  justify-content: center;
}

.topRight {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.profileButton {
  border-radius: 50%;
  outline-offset: 3px;
}

.profileButton[aria-expanded='true'] {
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.profileHead {
  display: grid;
  grid-template-columns: auto max-content;
  gap: 4px 12px;
  align-items: center;
  padding: 10px 10px 12px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.profileHead > :last-child {
  grid-column: 1 / -1;
  margin-top: 10px;
  justify-self: start;
}

.profileName {
  font-weight: 600;
  white-space: nowrap;
}

.profileMeta {
  font-size: 12px;
  color: var(--text3);
  white-space: nowrap;
}

.side {
  grid-area: side;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 12px;
  border-right: 1px solid var(--line);
  overflow-y: auto;
}

.navSection {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 2px;
  padding: 6px 12px;
  border: 0;
  border-radius: 8px;
  background: none;
  font: inherit;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  text-align: left;
  cursor: pointer;
}

.navSection:hover {
  color: var(--text2);
}

.navSection:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.navSectionTitle {
  flex: 1;
}

.navChevron {
  transition: transform 0.2s;
}

.navChevronOpen {
  transform: rotate(90deg);
}

/* Обёртка не мешает раскладке: пункты остаются детьми .side (на телефоне это нижняя панель). */
.navGroup {
  display: contents;
}

.navGroupFolded {
  display: none;
}

.navItem {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 40px;
  padding: 0 12px;
  border-radius: 10px;
  color: var(--text2);
  font-weight: 500;
  text-decoration: none;
}

.navItem:hover {
  background: var(--hover);
  color: var(--text);
}

.navItem[data-status='active'] {
  background: var(--accent-soft);
  color: var(--text);
}

.navIcon {
  color: var(--text3);
}

.navLabel {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.navCount {
  font-size: 12px;
  color: var(--text3);
  font-variant-numeric: tabular-nums;
}

.navBadge {
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  background: var(--accent-fill);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  line-height: 20px;
  text-align: center;
}

.navItem[data-status='active'] .navIcon {
  color: var(--accent2);
}

.skip {
  position: absolute;
  left: 12px;
  top: 8px;
  z-index: 50;
  padding: 8px 14px;
  border-radius: 10px;
  background: var(--elev);
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
  transform: translateY(-120%);
}

.skip:focus {
  transform: none;
}

.content {
  grid-area: content;
  min-width: 0;
  min-height: 0;
  overflow-y: auto;
  padding: 32px 36px;
}

.routeIn {
  animation: pipuIn 0.2s ease-out;
}

/* Communication owns its scroll areas so its composer stays above either player. */
.socialContent { display: flex; flex-direction: column; overflow: hidden; }
.socialContent > :not(.routeIn) { flex-shrink: 0; }
.socialContent .routeIn { display: flex; flex: 1; min-height: 0; }

@media (max-width: 1023px) {
  .shell {
    --side-w: 72px;
  }

  .navItem {
    justify-content: center;
    padding: 0;
    font-size: 0;
  }

  .navLabel,
  .navCount,
  .navBadge {
    display: none;
  }

  .navSection {
    margin: 14px 0 6px;
    padding: 0;
    border-radius: 0;
    border-top: 1px solid var(--line);
    pointer-events: none;
  }

  .navSection > * {
    display: none;
  }

  /* Без подписей свернуть раздел нельзя — пункты видны всегда. */
  .navGroupFolded {
    display: contents;
  }
}

.mobileBottom { display: none; }

@media (max-width: 767px) {
  .shell, .shell.island {
    --side-w: 0px;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr) auto calc(64px + env(safe-area-inset-bottom, 0px));
    grid-template-areas: 'top' 'content' 'player' 'mobile';
  }

  .top {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px 12px;
    padding: calc(8px + env(safe-area-inset-top, 0px)) 16px 10px;
  }
  .topLeft, .topCenter, .topRight { display: contents; }
  .logoLink { grid-area: 1 / 1; justify-self: start; }
  .topRight > :last-child { grid-area: 1 / 2; justify-self: end; }
  .topLeft > :not(.logoLink), .topCenter > *, .topRight > :not(:last-child) {
    grid-column: 1 / -1;
    grid-row: 2;
    min-width: 0;
  }
  .profileButton { min-width: 44px; min-height: 44px; }
  .profileHead { grid-template-columns: auto minmax(0, 1fr); }
  .profileName, .profileMeta { white-space: normal; overflow-wrap: anywhere; }
  .side { display: none; }
  .mobileBottom {
    grid-area: mobile;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 4px;
    padding: 4px 8px calc(4px + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--line);
    background: var(--bar-a);
  }
  .mobileBottom .navItem {
    position: relative;
    flex-direction: column;
    gap: 3px;
    height: 56px;
    padding: 6px 2px;
    font-size: 11px;
  }
  .mobileBottom .navLabel { display: block; flex: none; max-width: 100%; }
  .mobileDot {
    position: absolute; top: 6px; right: 24%;
    width: 8px; height: 8px; border-radius: 50%; background: var(--accent2);
  }
  .mobileMenu { display: flex; flex-direction: column; gap: 4px; }
  .mobileMenu .navItem {
    justify-content: flex-start; height: auto; min-height: 48px; padding: 8px 12px; font-size: 14px;
  }
  .mobileMenu .navLabel, .mobileMenu .navCount, .mobileMenu .navBadge { display: block; }
  .mobileMenu .navLabel { white-space: normal; }
  .mobileMenu .navGroup, .mobileMenu .navGroupFolded { display: contents; }
  .mobileMenu .navSection {
    display: flex; margin: 12px 0 0; padding: 10px 12px 4px;
    border: 0; pointer-events: none;
  }
  .mobileMenu .navSectionTitle { display: block; }
  .mobileMenu .navChevron { display: none; }
  .content, .island .content { padding: 20px 16px 24px; }
}