/**
 * Schedule view tabs, location tabs, and filter panel
 */
/* Schedule grid (Sheets-style) */
.lms-sched-view-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}
.lms-sched-location-hint {
  font-size: 0.8rem;
  line-height: 1.45;
  margin: 0 0 1rem;
  max-width: 52rem;
}
.lms-sched-location-hint strong {
  font-weight: 600;
  color: var(--cui-text);
}
.lms-sched-view-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  border-radius: var(--cui-radius);
  border: 1px solid var(--cui-border);
  background: var(--cui-surface);
  color: var(--cui-text-muted);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.lms-sched-view-tab:hover {
  background: var(--cui-nav-hover-bg);
  color: var(--cui-text);
}
.lms-sched-view-tab.is-active {
  background: var(--cui-nav-active-bg);
  color: var(--cui-nav-active-text);
  border-color: var(--cui-border);
}
.lms-sched-filter-btn.lms-sched-view-tab,
.lms-filter-btn.lms-sched-view-tab {
  position: relative;
  min-width: 0;
  cursor: pointer;
  pointer-events: auto;
  font-family: inherit;
}

/*
 * Search / Filter / Fullscreen — same segmented track + pill language as
 * Online / Nasr City / Maadi (.lms-sched-location-tabs).
 */
.lms-sched-tool-tabs {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem;
  border-radius: 0.875rem;
  border: 1px solid var(--cui-border);
  background: var(--cui-surface);
  margin: 0;
  transition: max-width 0.22s ease;
}

html[data-theme="light"] .lms-sched-tool-tabs,
:root[data-theme="light"] .lms-sched-tool-tabs {
  border-color: #e2e8f0;
  box-shadow: none;
  background: #fff;
}

html[data-theme="bw"] .lms-sched-tool-tabs,
:root[data-theme="bw"] .lms-sched-tool-tabs {
  box-shadow: none;
}

/* Icon pills inside the track (match .lms-admin-nav-link). */
.lms-sched-tool-tabs .lms-sched-search-toggle,
.lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab),
.lms-sched-tool-tabs .lms-sched-toolbar-icon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border-radius: 0.625rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--cui-text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  pointer-events: auto;
  font-family: inherit;
  box-shadow: none;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease;
}

.lms-sched-tool-tabs .lms-sched-search-toggle:hover,
.lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab):hover,
.lms-sched-tool-tabs .lms-sched-toolbar-icon-btn:hover,
.lms-sched-tool-tabs .lms-icon-btn:hover {
  color: var(--cui-text);
  background: var(--cui-surface);
  border-color: var(--cui-border);
}

.lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab).is-active,
.lms-sched-tool-tabs .lms-sched-filter.is-open .lms-sched-filter-btn:not(.lms-sched-view-tab),
.lms-sched-tool-tabs .lms-sched-toolbar-icon-btn[aria-pressed="true"],
.lms-sched-tool-tabs .lms-icon-btn[aria-pressed="true"] {
  color: var(--cui-text);
  background: var(--cui-surface);
  border-color: var(--cui-border);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

/* Light mode: match Online / Nasr City / Maadi selected + hover pills. */
html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-search-toggle:hover,
html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab):hover,
html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-toolbar-icon-btn:hover,
html[data-theme="light"] .lms-sched-tool-tabs .lms-icon-btn:hover,
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-search-toggle:hover,
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab):hover,
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-toolbar-icon-btn:hover,
:root[data-theme="light"] .lms-sched-tool-tabs .lms-icon-btn:hover {
  border-color: #cbd5e1;
  background: #e2e8f0;
  color: #0f172a;
}

html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab).is-active,
html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-filter.is-open .lms-sched-filter-btn:not(.lms-sched-view-tab),
html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-toolbar-icon-btn[aria-pressed="true"],
html[data-theme="light"] .lms-sched-tool-tabs .lms-icon-btn[aria-pressed="true"],
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab).is-active,
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-filter.is-open .lms-sched-filter-btn:not(.lms-sched-view-tab),
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-toolbar-icon-btn[aria-pressed="true"],
:root[data-theme="light"] .lms-sched-tool-tabs .lms-icon-btn[aria-pressed="true"] {
  border-color: #cbd5e1;
  background: #f1f5f9;
  box-shadow: none;
  color: #0f172a;
}

html[data-theme="bw"] .lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab).is-active,
html[data-theme="bw"] .lms-sched-tool-tabs .lms-sched-filter.is-open .lms-sched-filter-btn:not(.lms-sched-view-tab),
html[data-theme="bw"] .lms-sched-tool-tabs .lms-sched-toolbar-icon-btn[aria-pressed="true"],
:root[data-theme="bw"] .lms-sched-tool-tabs .lms-sched-filter-btn:not(.lms-sched-view-tab).is-active,
:root[data-theme="bw"] .lms-sched-tool-tabs .lms-sched-filter.is-open .lms-sched-filter-btn:not(.lms-sched-view-tab),
:root[data-theme="bw"] .lms-sched-tool-tabs .lms-sched-toolbar-icon-btn[aria-pressed="true"] {
  box-shadow: none;
}

/* Fallback when buttons render outside the track (e.g. legacy layouts). */
.lms-sched-filter-btn:not(.lms-sched-view-tab),
.lms-sched-toolbar-icon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border-radius: 0.625rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--cui-text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  pointer-events: auto;
  font-family: inherit;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease;
}

.lms-sched-filter-btn:not(.lms-sched-view-tab):hover,
.lms-sched-toolbar-icon-btn:hover {
  color: var(--cui-text);
  background: var(--cui-surface);
  border-color: var(--cui-border);
}

.lms-sched-filter-btn:not(.lms-sched-view-tab).is-active,
.lms-sched-filter.is-open .lms-sched-filter-btn:not(.lms-sched-view-tab),
.lms-sched-toolbar-icon-btn[aria-pressed="true"] {
  color: var(--cui-text);
  background: var(--cui-surface);
  border-color: var(--cui-border);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

.lms-sched-filter-dot,
.lms-filter-dot {
  position: absolute;
  top: 0.3rem;
  right: 0.3rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--cui-accent);
  border: 2px solid var(--cui-surface);
}

.lms-sched-filter.is-open .lms-sched-filter-btn.lms-sched-view-tab,
.lms-filter.is-open .lms-filter-btn.lms-sched-view-tab {
  background: var(--cui-nav-active-bg);
  color: var(--cui-nav-active-text);
  border-color: var(--cui-border);
}

.lms-sched-filter-panel,
.lms-filter-panel {
  position: fixed;
  top: var(--lms-filter-top, 4rem);
  right: var(--lms-filter-right, 1rem);
  left: auto;
  transform: none;
  z-index: 10061;
  width: 50vw;
  height: 50vh;
  max-width: calc(100vw - 2rem);
  max-height: calc(100vh - var(--lms-filter-top, 4rem) - 1rem);
  min-width: min(18rem, calc(100vw - 2rem));
  min-height: min(14rem, 40vh);
  display: flex;
  flex-direction: column;
  background: var(--cui-surface);
  border: 1px solid var(--cui-border);
  border-radius: 0.875rem;
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.08),
    0 24px 48px rgba(0, 0, 0, 0.14);
  overflow: hidden;
}

/* Class display:flex otherwise overrides the hidden attribute. */
.lms-sched-filter-panel[hidden],
.lms-filter-panel[hidden] {
  display: none !important;
}

html[data-theme="dark"] .lms-sched-filter-panel,
html[data-theme="dark"] .lms-filter-panel {
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.4),
    0 24px 48px rgba(0, 0, 0, 0.55);
}

.lms-sched-filter-panel-heading,
.lms-filter-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-shrink: 0;
  padding: 1rem 1.15rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--cui-text);
  border-bottom: 1px solid var(--cui-border);
}

.lms-sched-filter-close,
.lms-filter-close {
  flex-shrink: 0;
}

.lms-sched-filter-form,
.lms-filter-form {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.lms-sched-filter-body,
.lms-filter-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

.lms-filter-panel--fit,
.lms-filter--fit .lms-filter-panel {
  width: min(28rem, calc(100vw - 2rem));
  min-width: min(22rem, calc(100vw - 2rem));
  height: auto;
  min-height: 0;
  max-height: calc(100vh - 2rem);
}

.lms-filter-panel--fit .lms-filter-form,
.lms-filter--fit .lms-filter-form {
  flex: 0 1 auto;
  min-height: 0;
  overflow: visible;
}

.lms-filter-panel--fit .lms-filter-body,
.lms-filter--fit .lms-filter-body {
  flex: 0 0 auto;
  min-height: 0;
  overflow: visible;
}

.lms-filter-panel--fit .lms-filter-body > .lms-filter-compact-grid,
.lms-filter--fit .lms-filter-body > .lms-filter-compact-grid {
  padding: 1rem 1.15rem;
}

.lms-filter-panel--fit .lms-filter-section,
.lms-filter--fit .lms-filter-section {
  padding: 0.75rem 1.15rem;
}

.lms-filter-compact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.lms-filter-compact-grid > .lms-filter-compact-full {
  grid-column: 1 / -1;
}

@media (max-width: 420px) {
  .lms-filter-compact-grid {
    grid-template-columns: 1fr;
  }
}

.lms-sched-filter-section,
.lms-filter-section {
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--cui-border);
}

.lms-sched-filter-section:last-child,
.lms-filter-section:last-child {
  border-bottom: none;
}

.lms-sched-filter-section-label,
.lms-filter-section-label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cui-text-muted);
  margin-bottom: 0.65rem;
}

.lms-sched-filter-chips,
.lms-filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.lms-sched-filter-chip,
.lms-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--cui-text);
  text-decoration: none;
  border: 1px solid var(--cui-border);
  border-radius: 999px;
  background: var(--cui-surface);
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.lms-sched-filter-chip:hover,
.lms-filter-chip:hover {
  background: var(--cui-nav-hover-bg);
}

.lms-sched-filter-chip.is-active,
.lms-filter-chip.is-active {
  background: var(--cui-nav-active-bg);
  border-color: var(--cui-nav-active-text);
  color: var(--cui-nav-active-text);
  font-weight: 600;
}

.lms-sched-filter-form .cui-label,
.lms-filter-form .cui-label {
  margin-top: 0;
}

.lms-sched-filter-actions,
.lms-filter-actions {
  flex-shrink: 0;
  padding: 1rem 1.15rem 1.15rem;
  border-top: 1px solid var(--cui-border);
  background: var(--cui-surface);
}

/* Find-student search — icon collapses; expands inside the tool-tabs track
   so the whole pill grows as one piece (filter + fullscreen stay beside it). */
.lms-sched-search {
  --lms-sched-search-w: min(21.6rem, calc(100vw - 12rem));
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 2.25rem;
  z-index: 1;
  transition:
    width 0.22s ease,
    flex-basis 0.22s ease;
}

.lms-sched-search.is-open {
  z-index: 10060;
  width: var(--lms-sched-search-w);
  flex: 1 1 var(--lms-sched-search-w);
  max-width: var(--lms-sched-search-w);
  justify-content: stretch;
}

.lms-sched-tool-tabs:has(.lms-sched-search.is-open) {
  /* Keep filter + fullscreen visible; track stretches with the field. */
  max-width: min(100%, 32rem);
}

.lms-sched-search-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border-radius: 0.625rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--cui-text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  font-family: inherit;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease,
    opacity 0.18s ease,
    transform 0.18s ease;
}

.lms-sched-search-toggle:hover {
  color: var(--cui-text);
  background: var(--cui-surface);
  border-color: var(--cui-border);
}

.lms-sched-search.is-open .lms-sched-search-toggle {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  transform: scale(0.85);
}

.lms-sched-search-expand {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  width: 100%;
  max-width: 100%;
  height: 2.25rem;
  padding: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  border: 1px solid transparent;
  border-radius: 0.625rem;
  background: transparent;
  transition:
    opacity 0.18s ease,
    padding 0.22s ease,
    background-color 0.18s ease;
}

.lms-sched-search.is-open .lms-sched-search-expand {
  position: relative;
  width: 100%;
  max-width: none;
  padding: 0 0.15rem 0 0.55rem;
  opacity: 1;
  pointer-events: auto;
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

/* Inside the shared track: no nested box — the outer pill IS the field. */
.lms-sched-tool-tabs .lms-sched-search.is-open .lms-sched-search-expand,
.lms-sched-tool-tabs .lms-sched-search.is-open .lms-sched-search-expand:focus-within {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
}

html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-search.is-open .lms-sched-search-expand,
html[data-theme="light"] .lms-sched-tool-tabs .lms-sched-search.is-open .lms-sched-search-expand:focus-within,
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-search.is-open .lms-sched-search-expand,
:root[data-theme="light"] .lms-sched-tool-tabs .lms-sched-search.is-open .lms-sched-search-expand:focus-within {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
}

/* Focus ring on the whole track when the search field is active. */
.lms-sched-tool-tabs:has(.lms-sched-search.is-open .lms-sched-search-expand:focus-within) {
  border-color: var(--cui-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cui-accent) 22%, transparent);
}

.lms-sched-search.is-open .lms-sched-search-expand:focus-within {
  border-color: var(--cui-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cui-accent) 22%, transparent);
}

/* Suppress the standalone focus ring when nested in the track. */
.lms-sched-tool-tabs .lms-sched-search.is-open .lms-sched-search-expand:focus-within {
  border-color: transparent;
  box-shadow: none;
}

.lms-sched-search-expand-icon {
  flex-shrink: 0;
  font-size: 0.8rem;
  color: var(--cui-text-muted);
  pointer-events: none;
}

.lms-sched-search-input {
  flex: 1;
  min-width: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--cui-text);
}

.lms-sched-search-input::placeholder {
  color: var(--cui-text-muted);
  opacity: 0.85;
}

.lms-sched-search-clear {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.65rem;
  height: 1.65rem;
  padding: 0;
  border: 0;
  border-radius: 0.4rem;
  background: transparent;
  color: var(--cui-text-muted);
  cursor: pointer;
  font-size: 0.75rem;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.lms-sched-search-clear:hover {
  background: var(--cui-nav-hover-bg);
  color: var(--cui-text);
}

.lms-sched-search-results {
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 0;
  z-index: 10061;
  width: var(--lms-sched-search-w);
  max-height: min(18rem, 50vh);
  overflow-y: auto;
  padding: 0.35rem;
  background: var(--cui-surface);
  border: 1px solid var(--cui-border);
  border-radius: 1rem;
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.08),
    0 20px 40px rgba(0, 0, 0, 0.12);
}

.lms-sched-search-results[hidden] {
  display: none !important;
}

html[data-theme="dark"] .lms-sched-search-results {
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.4),
    0 20px 40px rgba(0, 0, 0, 0.5);
}

.lms-sched-search-hint {
  padding: 0.7rem 0.65rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--cui-text-muted);
}

.lms-sched-search-result {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  transition: background-color 0.12s ease;
}

.lms-sched-search-result:hover,
.lms-sched-search-result:focus-visible {
  background: var(--cui-nav-hover-bg);
}

.lms-sched-search-result-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--cui-text);
}

.lms-sched-search-result-meta {
  font-size: 0.75rem;
  color: var(--cui-text-muted);
}