/* 02 topbar buttons */
/* Top bar */
#topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: color-mix(in srgb, var(--tb-bg) 92%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 2px solid var(--tb-border);
  position: sticky;
  top: 0;
  z-index: 100;
  flex-wrap: nowrap;
  overflow: visible;
}
#topbar-logo {
  font-size: 22px;
  font-weight: 500;
  color: var(--plum);
  white-space: nowrap;
  flex-shrink: 0;
}
#breadcrumb {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--tb-muted);
  margin-right: auto;
  flex-shrink: 1;
  min-width: 0;
  overflow: hidden;
}
#breadcrumb .bc-link {
  cursor: pointer;
  color: var(--tb-muted);
  font-weight: 500;
  white-space: nowrap;
}
#breadcrumb .bc-link:hover {
  text-decoration: underline;
  color: var(--tb-text);
}
#breadcrumb .sep {
  color: var(--tb-border);
  flex-shrink: 0;
}
#breadcrumb #bc2name,
#breadcrumb #bc3name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--tb-text);
}
#bgPicker {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-shrink: 0;
}
.bg-dot {
  width: 16px;
  height: 16px;
  border-radius: 0;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform .15s, border-color .15s;
  flex-shrink: 0;
}
.bg-dot:hover,
.bg-dot.active {
  transform: scale(1.25);
  border-color: var(--tb-logo);
}
.bg-dot[data-bg="rose"] {
  background: #ffccd5;
}
.bg-dot[data-bg="lavender"] {
  background: #d4caff;
}
.bg-dot[data-bg="mint"] {
  background: #b8f0d8;
}
.bg-dot[data-bg="butter"] {
  background: #fff3b0;
}
.bg-dot[data-bg="sky"] {
  background: #b8daff;
}
.bg-dot[data-bg="peach"] {
  background: #ffd6b8;
}
/* Buttons */
button,
#topbar button,
.fmt-btn,
.tool-btn,
.card-top-btn,
.conf-btn,
#scheduleView .btn-add,
#scheduleView .btn-small,
#scheduleView .btn-secondary,
#scheduleView .btn-primary {
  font-family: "Source Sans 3", sans-serif;
  font-size: 12px;
  font-weight: 500;
  border: 1.5px solid var(--tb-btn-border);
  border-radius: 0;
  padding: 5px 12px;
  cursor: pointer;
  background: var(--tb-btn-bg);
  color: var(--plum);
  transition: background .18s, border-color .18s, color .18s, transform .18s, opacity .18s;
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: none;
}
button:hover,
#topbar button:hover,
.fmt-btn:hover,
.tool-btn:hover,
.card-top-btn:hover,
#scheduleView .btn-add:hover,
#scheduleView .btn-small:hover,
#scheduleView .btn-secondary:hover,
#scheduleView .btn-primary:hover {
  background: var(--tb-btn-hover) !important;
  border-color: var(--tb-logo-acc) !important;
  color: var(--acc1-d) !important;
}
button.primary,
#topbar button.primary,
#tbHome button.primary,
#tbDeck button.primary,
#tbStudy button.primary,
#scheduleView .btn-primary {
  background: var(--acc1) !important;
  color: var(--plum) !important;
  border-color: var(--acc1-d) !important;
  box-shadow: 0 2px 12px color-mix(in srgb, var(--acc1) 25%, transparent) !important;
}
button.primary:hover,
#topbar button.primary:hover,
#tbHome button.primary:hover,
#tbDeck button.primary:hover,
#tbStudy button.primary:hover,
#scheduleView .btn-primary:hover {
  background: var(--acc-petal) !important;
  color: var(--acc1-d) !important;
  border-color: var(--acc1-d) !important;
  transform: translateY(-1px);
}
button:disabled {
  opacity: .35;
  cursor: default;
  transform: none !important;
}
.icon-btn,
#topbar .icon-btn {
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}
button.danger,
.card-top-btn.delete,
#editDeleteBtn,
#scheduleView .btn-remove,
#scheduleView .btn-remove-row {
  border-color: var(--bad) !important;
  color: var(--bad) !important;
  background: transparent !important;
}
button.danger:hover,
.card-top-btn.delete:hover,
#editDeleteBtn:hover,
#scheduleView .btn-remove:hover,
#scheduleView .btn-remove-row:hover {
  background: var(--bad-bg) !important;
  border-color: var(--bad) !important;
  color: var(--bad) !important;
}
/* More menu */
#moreMenu {
  position: relative;
  flex-shrink: 0;
}
#moreDropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--tb-bg);
  border: 1.5px solid var(--tb-border);
  border-radius: 0;
  padding: 6px;
  box-shadow: 0 8px 32px rgba(0,0,0,.15);
  z-index: 200;
  min-width: 160px;
  flex-direction: column;
  gap: 4px;
}
#moreDropdown.open {
  display: flex;
}
#moreDropdown button {
  width: 100%;
  text-align: left;
  border-radius: 0;
  padding: 6px 12px;
  font-size: 12px;
  background: transparent !important;
  border-color: transparent !important;
  color: var(--tb-text) !important;
}
#moreDropdown button:hover {
  background: var(--tb-btn-hover) !important;
  color: var(--acc1-d) !important;
}