/* Top-bar actions and the search palette. All colors follow the school theme. */
.workspace .workspace-topbar-actions { display: flex; flex: none; align-items: center; gap: .75rem; margin-left: auto; }
.workspace .topbar-icon-button, .workspace .topbar-account-button, .workspace .workspace-search-trigger { display: inline-flex; align-items: center; justify-content: center; min-height: 2.75rem; padding: .5rem; border: 1px solid var(--border); border-radius: 999px; color: var(--ink); background: var(--canvas); font: inherit; font-weight: 600; line-height: 1.4; letter-spacing: normal; text-transform: none; cursor: pointer; }
.workspace .topbar-icon-button { flex: none; width: 2.75rem; height: 2.75rem; }
.workspace .topbar-icon-button .icon, .workspace .workspace-search-trigger .icon { flex: none; width: 1.25rem; height: 1.25rem; }
.workspace .topbar-icon-button:hover, .workspace .topbar-account-button:hover, .workspace .workspace-search-trigger:hover { color: var(--ink); background: var(--selected); }
.workspace .topbar-icon-button[aria-expanded="true"], .workspace .topbar-account-button[aria-expanded="true"] { background: var(--selected); }
.workspace .topbar-theme-toggle .theme-sun, .workspace .topbar-theme-toggle [aria-pressed="true"] .theme-moon { display: none; }
.workspace .topbar-theme-toggle [aria-pressed="true"] .theme-sun { display: block; }
.workspace .topbar-account-button { gap: .5rem; max-width: 12rem; padding: .1875rem .875rem .1875rem .1875rem; }
.workspace .topbar-account-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.workspace .topbar-avatar { display: flex; flex: none; align-items: center; justify-content: center; width: 2rem; height: 2rem; border-radius: 50%; color: var(--on-action); background: var(--action); font-size: .75rem; font-weight: 700; }
.workspace .topbar-avatar img { width: 100%; height: 100%; border-radius: inherit; object-fit: cover; }
.workspace .topbar-disclosure { position: relative; }
.workspace .topbar-popover { position: absolute; top: calc(100% + .5rem); right: 0; width: 16rem; max-width: calc(100vw - 2rem); max-height: calc(100dvh - 5rem); overflow-y: auto; border: 1px solid var(--line); border-radius: 1rem; color: var(--ink); background: var(--surface); box-shadow: 0 1rem 3rem rgb(0 0 0 / 14%); }
.workspace .topbar-account-menu { padding: .375rem; }
.workspace .topbar-account-menu ul { margin: 0; padding: 0; list-style: none; }
.workspace .topbar-account-menu .menu-item { gap: .75rem; min-height: 2.75rem; padding: .625rem .75rem; }
.workspace .topbar-account-menu .icon { flex: none; width: 1.25rem; height: 1.25rem; color: var(--muted); }
.workspace .topbar-account-menu .button_to { display: block; margin: 0; }
.workspace .topbar-account-menu .topbar-sign-out { margin-top: .375rem; padding-top: .375rem; border-top: 1px solid var(--line); }
.workspace .topbar-account-menu .topbar-unavailable { display: flex; flex-wrap: wrap; color: var(--muted); cursor: default; }
.workspace .topbar-unavailable small { margin-left: auto; font-size: .75rem; }
.workspace .topbar-notifications { width: 22rem; }
.workspace .topbar-notifications h2 { margin: 0; padding: .875rem 1rem; border-bottom: 1px solid var(--line); background: var(--canvas); font-size: 1rem; }
.workspace .topbar-notifications p { margin: 0; padding: 1.25rem 1rem; color: var(--muted); text-align: center; }
.workspace .topbar-notifications .topbar-coming-soon { padding: .75rem 1rem; border-top: 1px solid var(--line); font-size: .8125rem; }

.workspace .workspace-search { flex: 1 1 14rem; min-width: 0; max-width: 34rem; }
.workspace .workspace-search-trigger { justify-content: flex-start; gap: .625rem; width: 100%; padding-inline: .875rem; text-align: left; }
.workspace .workspace-search-trigger-label { min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.workspace .workspace-search-trigger kbd { flex: none; margin-left: auto; padding: .125rem .5rem; border-radius: 999px; color: var(--muted); background: var(--selected); font-size: .75rem; }
.workspace.workspace-search-open { overflow: hidden; }
.workspace .workspace-search-dialog { position: fixed; inset: 4.75rem 0 auto; width: min(46rem, calc(100% - 2rem)); max-width: none; max-height: calc(100dvh - 5.75rem); margin-inline: auto; padding: 0; overflow: hidden; border: 1px solid var(--border); border-radius: 1.25rem; color: var(--ink); background: var(--surface); box-shadow: 0 2rem 5rem rgb(0 0 0 / 20%); }
.workspace .workspace-search-dialog[open] { display: flex; flex-direction: column; }
.workspace .workspace-search-dialog::backdrop { background: var(--backdrop); backdrop-filter: blur(4px); }
.workspace .workspace-search-heading { flex: none; padding: 1rem; border-bottom: 1px solid var(--line); }
.workspace .workspace-search-heading form { margin: 0; }
.workspace .workspace-search-field { position: relative; display: flex; align-items: center; }
.workspace .workspace-search-field > .icon { position: absolute; left: .875rem; width: 1.25rem; height: 1.25rem; pointer-events: none; }
.workspace .workspace-search-field input { width: 100%; min-width: 0; min-height: 3.25rem; margin: 0; padding: .75rem 3rem .75rem 2.75rem; border-radius: .875rem; color: var(--ink); background: var(--canvas); font-size: 1rem; font-weight: 600; }
.workspace .workspace-search-field input::placeholder { color: var(--muted); opacity: 1; }
.workspace .workspace-search-field input::-webkit-search-cancel-button { display: none; }
.workspace .workspace-search-close { position: absolute; right: .375rem; display: grid; place-items: center; width: 2.5rem; height: 2.5rem; min-height: 0; padding: .5rem; border: 0; border-radius: 50%; color: var(--muted); background: transparent; }
.workspace .workspace-search-close:hover { color: var(--ink); background: var(--selected); }
.workspace .workspace-search-heading p { margin: .75rem 0 0; color: var(--muted); font-size: .8125rem; }
.workspace .workspace-search-results { min-height: 4rem; max-height: min(70dvh, 34rem); padding: .625rem; overflow-y: auto; overscroll-behavior: contain; }
.workspace .workspace-search-results[aria-busy="true"]::after { display: block; padding: 1rem; color: var(--muted); content: "Searching…"; }
.workspace .workspace-search-group h2 { margin: .25rem .5rem .5rem; color: var(--muted); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }
.workspace .workspace-search-group + .workspace-search-group { margin-top: .75rem; }
.workspace .workspace-search-group ul { margin: 0; padding: 0; list-style: none; }
.workspace .workspace-search-result { display: flex; align-items: center; gap: .875rem; margin: .125rem 0; padding: .875rem; border: 1px solid transparent; border-radius: .875rem; color: var(--ink); text-decoration: none; }
.workspace .workspace-search-result:hover, .workspace .workspace-search-result:focus-visible { border-color: var(--border); color: var(--ink); background: var(--selected); }
.workspace .workspace-search-result:focus-visible { outline-offset: -2px; }
.workspace .workspace-search-icon { display: grid; flex: none; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: .875rem; color: var(--action); background: var(--canvas); }
.workspace .workspace-search-icon .icon { width: 1.375rem; height: 1.375rem; }
.workspace .workspace-search-copy { display: grid; min-width: 0; gap: .125rem; }
.workspace .workspace-search-label { font-size: .9375rem; font-weight: 700; }
.workspace .workspace-search-hint { color: var(--muted); font-size: .8125rem; }
.workspace .workspace-search-empty { margin: 0; padding: 1rem; color: var(--muted); text-align: center; }

/* Compact controls keep the entire bar usable alongside the parent panel.
 * The search label remains the button's accessible name at narrow widths. */
@media (width < 70rem) {
  .workspace .workspace-topbar-inner { gap: .5rem; }
  .workspace .workspace-search { flex: none; margin-left: auto; }
  .workspace .workspace-search-trigger { width: 2.75rem; padding: .625rem; }
  .workspace .workspace-search-trigger-label { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .workspace .workspace-search-trigger kbd { display: none; }
  .workspace .workspace-topbar-actions { gap: .5rem; margin-left: 0; }
  .workspace .topbar-account-button { width: 2.75rem; padding: .1875rem; }
  .workspace .topbar-account-name { display: none; }
  .workspace .topbar-notifications { position: fixed; top: 4.25rem; right: 1rem; }
}
@media (width < 35rem) {
  .workspace .workspace-topbar-inner { padding-inline: .5rem; gap: .375rem; }
  .workspace .workspace-topbar .menu-trigger { margin-left: 0; }
  .workspace .workspace-topbar-actions { gap: .375rem; }
  .workspace .workspace-search-dialog { inset-block-start: .5rem; width: calc(100% - 1rem); max-height: calc(100dvh - 1rem); }
  .workspace .workspace-search-heading { padding: .75rem; }
}
@media (height < 30rem) {
  .workspace .workspace-search-dialog { inset-block-start: .5rem; max-height: calc(100dvh - 1rem); }
}