/* topbar.css
   Header/topbar + icon buttons (no media queries)
*/
.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  height: var(--topbar-h);
  padding: calc(8px + var(--safe-top)) 12px 8px;
  display: flex;
  align-items: center;
  gap: 0px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.topbar-title {
  min-width: 0;
  flex: 1;
  display: flex;
  justify-content: flex-start;
}
.topbar-page {
  font-weight: 500;
  font-size: 16px;
  color: #0f4c81;
}

/* Desktop default: show title, hide logo */
.topbar-brand {
  display: none;
}

.topbar-actions {
  display: flex;
  gap: 8px;
  margin-right: 10px;
}

.iconbtn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  display: grid;
  place-items: center;
  color: var(--accent);
  box-shadow: 0 1px 0 rgba(2, 6, 23, 0.03);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.iconbtn:hover {
  box-shadow: 0 10px 24px rgba(2, 6, 23, 0.1);
  transform: translateY(-0.5px);
}
.iconbtn:active {
  transform: translateY(0);
}
.iconbtn.muted {
  color: rgba(15, 23, 42, 0.7);
}