/* ═══════════════════════════════════════════════════════════
   BookChoix PDF Flipbook — ui.css
   Toolbar, Sidebar, Panels, Modals, Toasts
═══════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════════════════════
   TOOLBAR
═══════════════════════════════════════════════════════════ */
#bc-toolbar {
  height: var(--toolbar-h);
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 16px;
  flex-shrink: 0;
  z-index: 50;
}

/* Logo area */
.bc-tb__brand {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-right: 16px;
  padding-right: 16px;
  border-right: 1px solid rgba(255,255,255,0.1);
}

.bc-tb__brand-logo {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.bc-tb__brand-logo em { font-style: italic; color: var(--coral); }

/* Book title */
.bc-tb__title {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.bc-tb__title-main {
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.01em;
}

.bc-tb__title-sub {
  font-size: 13px;
  color: rgba(255,255,255,0.38);
  font-weight: 300;
  letter-spacing: 0.03em;
}

/* Divider */
.bc-tb__sep {
  width: 1px;
  height: 22px;
  background: rgba(255,255,255,0.12);
  margin: 0 10px;
  flex-shrink: 0;
}

/* Toolbar groups */
.bc-tb__group {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}

/* Generic toolbar button */
.bc-tb__btn {
  width: 38px;
  height: 38px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.65);
  transition: background 150ms, color 150ms;
  position: relative;
  flex-shrink: 0;
}
.bc-tb__btn:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}
.bc-tb__btn.is-active {
  background: rgba(224,125,91,0.18);
  color: var(--coral);
}
.bc-tb__btn svg { width: 18px; height: 18px; stroke-width: 1.7; }

/* Tooltip */
.bc-tb__btn::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.85);
  color: #fff;
  font-size: 13px;
  padding: 4px 8px;
  border-radius: 5px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 150ms;
  letter-spacing: 0.03em;
  font-weight: 400;
}
.bc-tb__btn:hover::after { opacity: 1; }

/* Page counter input */
.bc-tb__page-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 4px;
}

.bc-tb__page-input {
  width: 44px;
  height: 32px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 6px;
  text-align: center;
  color: #fff;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  outline: none;
  transition: border-color 150ms, background 150ms;
}
.bc-tb__page-input:focus {
  border-color: var(--coral);
  background: rgba(255,255,255,0.12);
}
/* Remove spinners */
.bc-tb__page-input::-webkit-inner-spin-button,
.bc-tb__page-input::-webkit-outer-spin-button { -webkit-appearance: none; }

.bc-tb__page-total {
  font-size: 13px;
  color: rgba(255,255,255,0.38);
  font-weight: 400;
  white-space: nowrap;
}

/* Zoom controls */
.bc-tb__zoom-val {
  min-width: 44px;
  height: 32px;
  background: rgba(255,255,255,0.07);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.02em;
  padding: 0 6px;
}

/* Autoplay speed select */
.bc-tb__select {
  height: 32px;
  padding: 0 8px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  color: rgba(255,255,255,0.65);
  font-family: var(--font-body);
  font-size: 12px;
  outline: none;
  cursor: pointer;
  transition: border-color 150ms;
}
.bc-tb__select:focus { border-color: var(--coral); }
.bc-tb__select option { background: var(--navy-dark); color: #fff; }

/* ═══════════════════════════════════════════════════════════
   SIDEBAR
═══════════════════════════════════════════════════════════ */
#bc-sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--navy-dark);
  border-right: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width 300ms var(--ease-inout),
              min-width 300ms var(--ease-inout),
              transform 300ms var(--ease-inout);
  flex-shrink: 0;
  z-index: 30;
}

#bc-sidebar.is-collapsed {
  width: 0;
  min-width: 0;
}

/* Sidebar tab bar */
.bc-sidebar__tabs {
  display: flex;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
}

.bc-sidebar__tab {
  flex: 1;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 150ms, border-color 150ms, background 150ms;
  white-space: nowrap;
}
.bc-sidebar__tab svg { width: 14px; height: 14px; }
.bc-sidebar__tab:hover { color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.03); }
.bc-sidebar__tab.is-active {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* Sidebar panels */
.bc-panel {
  display: none;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}
.bc-panel.is-active { display: flex; }

.bc-panel__head {
  padding: 16px 18px 12px;
  flex-shrink: 0;
}

.bc-panel__title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.bc-panel__sub {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
}

.bc-panel__body {
  flex: 1;
  overflow-y: auto;
  padding: 0 0 16px;
}

/* Scrollbar styling for dark panels */
.bc-panel__body::-webkit-scrollbar { width: 4px; }
.bc-panel__body::-webkit-scrollbar-track { background: transparent; }
.bc-panel__body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 2px; }
.bc-panel__body::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ── TOC Panel ── */
.bc-toc-item {
  display: flex;
  align-items: center;
  padding: 10px 18px;
  gap: 10px;
  cursor: pointer;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: background 120ms, color 120ms;
}
.bc-toc-item:hover { background: rgba(255,255,255,0.04); }
.bc-toc-item.is-active { background: rgba(224,125,91,0.10); }

.bc-toc-item__bullet {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
  margin-left: calc(var(--depth, 0) * 14px);
}
.bc-toc-item.is-active .bc-toc-item__bullet { background: var(--coral); }

.bc-toc-item__title {
  flex: 1;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 120ms;
}
.bc-toc-item:hover    .bc-toc-item__title { color: rgba(255,255,255,0.9); }
.bc-toc-item.is-active .bc-toc-item__title { color: #fff; font-weight: 500; }

.bc-toc-item__page {
  font-size: 13px;
  color: rgba(255,255,255,0.25);
  flex-shrink: 0;
  font-weight: 400;
  letter-spacing: 0.04em;
}
.bc-toc-item.is-active .bc-toc-item__page { color: var(--coral); }

/* TOC empty state */
.bc-toc-empty {
  padding: 32px 18px;
  text-align: center;
  color: rgba(255,255,255,0.25);
  font-size: 13px;
  line-height: 1.6;
}
.bc-toc-empty svg { width: 32px; height: 32px; margin: 0 auto 12px; opacity: 0.3; }

/* ── Bookmark Panel ── */
.bc-bookmark-actions {
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}

.bc-btn-add-bookmark {
  width: 100%;
  height: 38px;
  background: rgba(224,125,91,0.15);
  border: 1px solid rgba(224,125,91,0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--coral);
  transition: background 150ms, border-color 150ms;
  cursor: pointer;
}
.bc-btn-add-bookmark:hover { background: rgba(224,125,91,0.25); border-color: var(--coral); }
.bc-btn-add-bookmark svg { width: 15px; height: 15px; }

.bc-bookmark-list { padding: 8px 0; }

.bc-bookmark-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  cursor: pointer;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: background 120ms;
  group: true;
}
.bc-bookmark-item:hover { background: rgba(255,255,255,0.04); }

.bc-bookmark-item__icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(224,125,91,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.bc-bookmark-item__icon svg { width: 13px; height: 13px; color: var(--coral); }

.bc-bookmark-item__info { flex: 1; min-width: 0; }
.bc-bookmark-item__label {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bc-bookmark-item__page {
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  margin-top: 1px;
}

.bc-bookmark-item__del {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.2);
  opacity: 0;
  transition: opacity 150ms, background 150ms, color 150ms;
}
.bc-bookmark-item:hover .bc-bookmark-item__del { opacity: 1; }
.bc-bookmark-item__del:hover { background: rgba(255,80,80,0.15); color: #ff6b6b; }
.bc-bookmark-item__del svg { width: 14px; height: 14px; }

.bc-bookmark-empty {
  padding: 32px 18px;
  text-align: center;
  color: rgba(255,255,255,0.25);
  font-size: 13px;
  line-height: 1.6;
}
.bc-bookmark-empty svg { width: 32px; height: 32px; margin: 0 auto 12px; opacity: 0.3; }

/* Bookmark edit tooltip */
.bc-bookmark-name-input {
  width: 100%;
  padding: 8px 12px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 13px;
  outline: none;
  margin-top: 10px;
  transition: border-color 150ms;
}
.bc-bookmark-name-input:focus { border-color: var(--coral); }
.bc-bookmark-name-input::placeholder { color: rgba(255,255,255,0.3); }

/* ── Search Panel ── */
.bc-search-wrap {
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}

.bc-search-field {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  padding: 0 12px;
  transition: border-color 150ms, background 150ms;
}
.bc-search-field:focus-within {
  border-color: var(--coral);
  background: rgba(255,255,255,0.10);
}
.bc-search-field svg { width: 15px; height: 15px; color: rgba(255,255,255,0.35); flex-shrink: 0; }

.bc-search-input {
  flex: 1;
  height: 40px;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 14px;
  color: #fff;
}
.bc-search-input::placeholder { color: rgba(255,255,255,0.3); }

.bc-search-clear {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: none;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  flex-shrink: 0;
  transition: background 120ms;
  cursor: pointer;
}
.bc-search-clear.is-visible { display: flex; }
.bc-search-clear:hover { background: rgba(255,255,255,0.18); }
.bc-search-clear svg { width: 10px; height: 10px; }

.bc-search-meta {
  padding: 8px 18px;
  font-size: 12px;
  color: rgba(255,255,255,0.3);
  flex-shrink: 0;
}
.bc-search-meta span { color: var(--coral); font-weight: 500; }

.bc-search-results { }

.bc-search-result {
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  cursor: pointer;
  transition: background 120ms;
}
.bc-search-result:hover { background: rgba(255,255,255,0.04); }
.bc-search-result.is-active { background: rgba(224,125,91,0.08); }

.bc-search-result__page {
  font-size: 13px;
  font-weight: 600;
  color: var(--coral);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.bc-search-result__excerpt {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.bc-search-result__excerpt mark {
  background: rgba(224,125,91,0.35);
  color: #fff;
  border-radius: 2px;
  padding: 0 2px;
}

.bc-search-spinner {
  display: none;
  padding: 32px 18px;
  text-align: center;
}
.bc-search-spinner.is-visible { display: block; }

/* Spinner animation */
.bc-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid rgba(255,255,255,0.1);
  border-top-color: var(--coral);
  border-radius: 50%;
  animation: bcSpin 700ms linear infinite;
  margin: 0 auto 10px;
}
@keyframes bcSpin { to { transform: rotate(360deg); } }

/* ═══════════════════════════════════════════════════════════
   BOTTOM STATUSBAR
═══════════════════════════════════════════════════════════ */
#bc-statusbar {
  height: 30px;
  background: var(--navy-dark);
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 16px;
  flex-shrink: 0;
}

.bc-status__item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.03em;
}
.bc-status__item svg { width: 12px; height: 12px; }
.bc-status__item span { color: rgba(255,255,255,0.55); font-weight: 500; }

/* ═══════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
═══════════════════════════════════════════════════════════ */
#bc-toast-wrap {
  position: fixed;
  bottom: 48px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 500;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
  align-items: center;
}

.bc-toast {
  padding: 10px 18px;
  background: rgba(28,43,74,0.95);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  font-size: 13px;
  color: #fff;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  animation: toastIn 300ms var(--ease-out) forwards;
  white-space: nowrap;
}
.bc-toast svg { width: 15px; height: 15px; flex-shrink: 0; }
.bc-toast--success { border-color: rgba(0,181,163,0.3); }
.bc-toast--success svg { color: var(--teal); }
.bc-toast--info    { border-color: rgba(224,125,91,0.3); }
.bc-toast--info    svg { color: var(--coral); }
.bc-toast--warn    { border-color: rgba(255,180,0,0.3); }
.bc-toast--warn    svg { color: #ffb400; }

.bc-toast.is-leaving { animation: toastOut 250ms var(--ease-out) forwards; }

@keyframes toastIn  { from { opacity:0; transform: translateY(10px); } to { opacity:1; transform:translateY(0); } }
@keyframes toastOut { from { opacity:1; transform: translateY(0); }    to { opacity:0; transform:translateY(-8px); } }

/* ═══════════════════════════════════════════════════════════
   BOOKMARK QUICK-ADD MODAL
═══════════════════════════════════════════════════════════ */
.bc-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms;
}
.bc-modal-overlay.is-open { opacity: 1; pointer-events: auto; }

.bc-modal {
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  width: min(360px, 90vw);
  box-shadow: 0 24px 64px rgba(0,0,0,0.4);
  transform: translateY(12px);
  transition: transform 200ms var(--ease-out);
}
.bc-modal-overlay.is-open .bc-modal { transform: translateY(0); }

.bc-modal__head {
  padding: 18px 20px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.bc-modal__title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}
.bc-modal__close {
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px; color: rgba(255,255,255,0.4);
  transition: background 120ms, color 120ms;
  cursor: pointer;
}
.bc-modal__close:hover { background: rgba(255,255,255,0.08); color: #fff; }
.bc-modal__close svg { width: 16px; height: 16px; }

.bc-modal__body { padding: 18px 20px; }
.bc-modal__label { font-size: 12px; color: rgba(255,255,255,0.45); margin-bottom: 8px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; }

.bc-modal__input {
  width: 100%;
  padding: 10px 14px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 8px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 14px;
  outline: none;
  transition: border-color 150ms;
}
.bc-modal__input:focus { border-color: var(--coral); }
.bc-modal__input::placeholder { color: rgba(255,255,255,0.3); }

.bc-modal__foot {
  padding: 14px 20px 18px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.bc-modal__btn {
  height: 38px;
  padding: 0 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 150ms, border-color 150ms;
  font-family: var(--font-body);
}
.bc-modal__btn--ghost {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.6);
}
.bc-modal__btn--ghost:hover { border-color: rgba(255,255,255,0.3); color: #fff; }
.bc-modal__btn--primary {
  background: var(--coral);
  border: 1px solid var(--coral);
  color: #fff;
}
.bc-modal__btn--primary:hover { background: var(--coral-dark); border-color: var(--coral-dark); }

/* ═══════════════════════════════════════════════════════════
   KEYBOARD SHORTCUTS OVERLAY
═══════════════════════════════════════════════════════════ */
#bc-shortcuts {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms;
}
#bc-shortcuts.is-open { opacity: 1; pointer-events: auto; }

.bc-shortcuts__box {
  background: var(--navy);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px;
  width: min(480px, 92vw);
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5);
}

.bc-shortcuts__head {
  padding: 20px 24px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.bc-shortcuts__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.bc-shortcuts__grid {
  padding: 16px 24px 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.bc-shortcut-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
}
.bc-shortcut-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 26px;
  padding: 0 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 5px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.04em;
  font-family: monospace;
  flex-shrink: 0;
}
.bc-shortcut-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

/* ═══════════════════════════════════════════════════════════
   FULLSCREEN adjustments
═══════════════════════════════════════════════════════════ */
:fullscreen #bc-toolbar { display: none; }
:fullscreen #bc-statusbar { display: none; }
:fullscreen #bc-sidebar { display: none; }
:fullscreen #bc-stage { background: #000; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  #bc-sidebar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 40;
    transform: translateX(-100%);
    width: min(300px, 85vw) !important;
    min-width: 0 !important;
    box-shadow: 4px 0 24px rgba(0,0,0,0.4);
  }
  #bc-sidebar.is-open {
    transform: translateX(0);
  }

  .bc-tb__brand { display: none; }
  .bc-tb__title-sub { display: none; }

  #bc-statusbar { display: none; }

  .bc-shortcuts__grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  #bc-toolbar { padding: 0 8px; gap: 0; }
  .bc-tb__sep { margin: 0 6px; }
  .bc-tb__zoom-val { display: none; }
}