.container {
  display: flex;
  flex-direction: column;
  height: 100%;
  gap: 0;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-bottom: 1px solid #2a2a2a;
  background: #141414;
  flex-shrink: 0;
  overflow: hidden;
}

.modeTabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  flex-shrink: 0;
}

.modeTabs::-webkit-scrollbar {
  display: none;
}

.modeTab {
  background: #1e1e1e;
  color: #aaa;
  border: 1px solid #333;
  border-radius: 4px;
  padding: 4px 12px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.1s;
  flex-shrink: 0;
  white-space: nowrap;
}

.modeTab:hover {
  background: #2a2a2a;
  color: #ddd;
}

.modeTab.active {
  background: #1a3a5c;
  border-color: #2d6aa0;
  color: #8ec8ff;
}

.hint {
  font-size: 12px;
  color: #555;
  flex-shrink: 0;
}

/* Channels toggle — hidden on desktop */
.channelsToggle {
  display: none;
}

.body {
  display: flex;
  flex: 1;
  min-height: 0;
  gap: 0;
}

.viewerWrap {
  flex: 1;
  min-width: 0;
  min-height: 0;
  padding: 8px;
}

.sidebar {
  width: 210px;
  flex-shrink: 0;
  border-left: 1px solid #2a2a2a;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tip {
  margin-top: auto;
  padding: 8px;
  font-size: 10px;
  color: #444;
  border-top: 1px solid #222;
  line-height: 1.5;
}

/* ── Mobile layout (≤ 768 px) ──────────────────────────────── */
@media (max-width: 768px) {
  .toolbar {
    gap: 6px;
    padding: 0 8px;
    height: 44px;
    min-height: 44px;
  }

  .modeTab {
    padding: 8px 10px;
    font-size: 11px;
  }

  .hint {
    display: none;
  }

  .channelsToggle {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
    flex-shrink: 0;
    background: #1e1e1e;
    color: #aaa;
    border: 1px solid #333;
    border-radius: 4px;
    padding: 6px 10px;
    font-size: 11px;
    cursor: pointer;
    white-space: nowrap;
  }

  .channelsToggle.channelsToggleActive {
    background: #1a3a5c;
    border-color: #2d6aa0;
    color: #8ec8ff;
  }

  .body {
    flex-direction: column;
  }

  .viewerWrap {
    flex: 1;
    min-height: 200px;
    padding: 4px;
  }

  .sidebar {
    width: 100%;
    border-left: none;
    border-top: 1px solid #2a2a2a;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
    flex-shrink: 0;
  }

  .sidebar.channelSidebarOpen {
    max-height: 220px;
    overflow-y: auto;
  }

  .tip {
    font-size: 9px;
    padding: 6px 8px;
  }
}