/* Colour tokens, including every --tag-* and --term-* family, now live in
   theme.css so light and dark share one definition. */
:root {
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* Back link on the left, theme switch on the right. */
.page-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

button,
input,
select {
  font: inherit;
}

.shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.search-panel {
  display: grid;
  gap: 24px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 16px 36px var(--shadow-color);
}

.title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--text-subtle);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1;
}

.term-badge {
  flex: 0 0 auto;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 900;
  white-space: nowrap;
}

.term-badge[data-term="spring"] {
  border-color: var(--term-spring-border);
  background: var(--term-spring-bg);
  color: var(--term-spring-text);
}

.term-badge[data-term="summer"] {
  border-color: var(--term-summer-border);
  background: var(--term-summer-bg);
  color: var(--term-summer-text);
}

.term-badge[data-term="fall"] {
  border-color: var(--term-fall-border);
  background: var(--term-fall-bg);
  color: var(--term-fall-text);
}

.search-form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.field span {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.subject-combobox {
  position: relative;
}

input,
select {
  box-sizing: border-box;
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 0 12px;
  background: var(--surface);
  color: var(--text-strong);
  outline: none;
}

select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-subtle) 50%),
    linear-gradient(135deg, var(--text-subtle) 50%, transparent 50%);
  background-position: calc(100% - 17px) 19px, calc(100% - 12px) 19px;
  background-repeat: no-repeat;
  background-size: 5px 5px, 5px 5px;
  padding-right: 34px;
}

.filter-control {
  box-sizing: border-box;
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 0 34px 0 12px;
  background-color: var(--surface);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-subtle) 50%),
    linear-gradient(135deg, var(--text-subtle) 50%, transparent 50%);
  background-position: calc(100% - 17px) 19px, calc(100% - 12px) 19px;
  background-repeat: no-repeat;
  background-size: 5px 5px;
  color: var(--text-strong);
  outline: none;
  font-size: 0.95rem;
}

.filter-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

select.filter-control {
  appearance: none;
}

.multi-select summary strong.filter-control {
  display: flex;
  align-items: center;
  font-weight: 400;
}

.custom-select {
  position: relative;
  min-width: 0;
}

.custom-select-source {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  border: 0;
  padding: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
}

.custom-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  font-weight: 400;
}

.custom-select-value {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.custom-select-menu {
  max-height: 280px;
  overflow-y: auto;
}

.filter-major .custom-select-menu {
  top: auto;
  bottom: calc(100% + 6px);
}

.custom-select-option {
  display: block;
  width: 100%;
  min-height: 28px;
  border: 0;
  border-radius: 6px;
  padding: 0 10px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 650;
  text-align: left;
}

.custom-select-option:hover,
.custom-select-option.active {
  background: var(--hover-surface);
  color: var(--accent-hover);
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

input[type="checkbox"],
input[type="radio"] {
  width: 16px;
  min-height: 16px;
  margin: 0;
  accent-color: var(--accent);
}

.basic-filters {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.55fr) minmax(0, 1fr) minmax(0, 1fr) auto;
  gap: 14px;
  align-items: end;
}

.basic-filters > * {
  min-width: 0;
}

.segmented-field {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  min-width: 0;
  margin: 0;
  border: 0;
  padding: 0;
}

.segmented-field legend {
  grid-column: 1 / -1;
  margin: 0 0 8px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.segmented-field label {
  position: relative;
  display: grid;
  min-height: 44px;
  place-items: center;
  border: 1px solid var(--border-strong);
  border-right: 0;
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 800;
}

.segmented-field label:first-of-type {
  border-radius: 6px 0 0 6px;
}

.segmented-field label:last-of-type {
  border-right: 1px solid var(--border-strong);
  border-radius: 0 6px 6px 0;
}

.segmented-field input {
  position: absolute;
  opacity: 0;
}

.segmented-field label:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--surface);
}

.segmented-field label:has(input[value="fall"]:checked) {
  border-color: var(--term-fall-border);
  background: var(--term-fall-bg);
  color: var(--term-fall-text);
}

.segmented-field label:has(input[value="spring"]:checked) {
  border-color: var(--term-spring-border);
  background: var(--term-spring-bg);
  color: var(--term-spring-text);
}

.segmented-field label:has(input[value="summer"]:checked) {
  border-color: var(--term-summer-border);
  background: var(--term-summer-bg);
  color: var(--term-summer-text);
}

.multi-select {
  position: relative;
  min-width: 0;
}

.multi-select summary {
  display: grid;
  gap: 8px;
  min-height: 69px;
  list-style: none;
  cursor: pointer;
}

.multi-select summary::-webkit-details-marker {
  display: none;
}

.multi-select summary span {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.multi-select summary:focus-visible .filter-control {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
  outline: none;
}

.filter-menu {
  position: absolute;
  z-index: 20;
  top: calc(100% + 6px);
  right: 0;
  left: 0;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 6px;
  background: var(--surface);
  box-shadow: 0 14px 28px var(--shadow-color-strong);
}

.multi-select-options.filter-menu {
  display: grid;
  gap: 4px;
}

.filter-menu label,
.subject-option {
  border-radius: 6px;
  cursor: pointer;
}

.multi-select-options label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 28px;
  padding: 0 6px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 650;
}

.subject-options.filter-menu {
  max-height: 280px;
  overflow-y: auto;
}

.subject-option {
  display: flex;
  width: 100%;
  min-height: 28px;
  align-items: center;
  gap: 12px;
  justify-content: flex-start;
  border-radius: 6px;
  padding: 0 10px;
  background: transparent;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 650;
  text-align: left;
}

.subject-option-code {
  flex: 0 0 4.5rem;
  color: var(--text);
  font-weight: 800;
}

.subject-option-name {
  overflow: hidden;
  color: var(--text-subtle);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.subject-option:hover,
.subject-option.active {
  background: var(--hover-surface);
  color: var(--accent-hover);
}

.subject-option-empty {
  padding: 10px;
  color: var(--text-subtle);
  font-size: 0.9rem;
  font-weight: 700;
}

.more-filters {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-alt);
}

.more-filters > summary {
  position: relative;
  min-height: 44px;
  padding: 12px 14px;
  cursor: pointer;
  color: var(--text);
  font-weight: 900;
}

.more-filters > summary::after {
  position: absolute;
  right: 14px;
  bottom: 0;
  left: 14px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    var(--tag-location-text) 0 25%,
    var(--tag-format-text) 25% 50%,
    var(--tag-ucc-text) 50% 75%,
    var(--tag-other-text) 75% 100%
  );
  content: "";
}

.more-filter-grid {
  display: grid;
  grid-template-columns: minmax(150px, 0.75fr) minmax(160px, 0.8fr) minmax(280px, 1.5fr) minmax(240px, 1fr);
  gap: 14px;
  padding: 0 12px 12px;
}

.filter-group {
  align-self: stretch;
  min-width: 0;
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  background: var(--surface);
}

.filter-group legend {
  padding: 0 4px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 800;
}

.filter-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 28px;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 650;
}

.filter-core {
  grid-column: auto;
}

.filter-major {
  display: grid;
  grid-column: 1 / -1;
  gap: 8px;
}

.eligibility-note {
  color: var(--text-subtle);
  font-size: 0.72rem;
  font-style: italic;
  font-weight: 500;
  line-height: 1.3;
}

button {
  min-height: 44px;
  border: 0;
  border-radius: 6px;
  padding: 0 18px;
  background: var(--accent);
  color: var(--surface);
  cursor: pointer;
  font-weight: 800;
}

#search-form button[type="submit"]:hover,
.show-more:hover {
  background: var(--accent-hover);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

.custom-select-trigger:hover,
.custom-select-trigger:active,
.custom-select-trigger:focus:not(:focus-visible) {
  border-color: var(--border-strong);
  background-color: var(--surface);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-subtle) 50%),
    linear-gradient(135deg, var(--text-subtle) 50%, transparent 50%);
  color: var(--text-strong);
  box-shadow: none;
}

.custom-select-trigger:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
  outline: none;
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 22px 0 16px;
}

.section-refresh-status {
  margin: 18px 0 -6px;
  border-left: 3px solid var(--success);
  border-radius: 4px;
  padding: 8px 11px;
  background: var(--tint-green-bg);
  color: var(--success);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.45;
}

.section-refresh-status[data-state="running"] {
  border-left-color: var(--accent);
  background: var(--tint-blue-bg);
  color: var(--tint-blue-text);
}

.section-refresh-status[data-state="failed"],
.section-refresh-status[data-state="stale"] {
  border-left-color: var(--warning);
  background: var(--tint-gold-bg);
  color: var(--warning);
}

.section-refresh-status[data-state="unknown"] {
  border-left-color: var(--text-subtle);
  background: var(--surface-alt);
  color: var(--text-muted);
}

.status-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-actions .open-sections-filter {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
}

.status-actions .open-sections-filter input {
  accent-color: var(--text-muted);
}

.active-filters {
  margin: 18px 0 -4px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-chip,
.clear-filters {
  min-height: 34px;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 0 12px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 800;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.filter-chip span {
  color: var(--accent);
}

.filter-chip[data-filter-type="location"] {
  border-color: var(--tag-location-border);
  background: var(--tag-location-bg);
  color: var(--tag-location-text);
}

.filter-chip[data-filter-type="catalog_scope"] {
  border-color: var(--border-strong);
  background: var(--surface-alt);
  color: var(--text-muted);
}

.filter-chip[data-filter-type="instruction_type"] {
  border-color: var(--tag-format-border);
  background: var(--tag-format-bg);
  color: var(--tag-format-text);
}

.filter-chip[data-filter-type="core"],
.filter-chip[data-filter-type="graduation_requirement"] {
  border-color: var(--tag-ucc-border);
  background: var(--tag-ucc-bg);
  color: var(--tag-ucc-text);
}

.filter-chip[data-filter-type="term"][data-filter-value="fall"] {
  border-color: var(--term-fall-border);
  background: var(--term-fall-bg);
  color: var(--term-fall-text);
}

.filter-chip[data-filter-type="term"][data-filter-value="spring"] {
  border-color: var(--term-spring-border);
  background: var(--term-spring-bg);
  color: var(--term-spring-text);
}

.filter-chip[data-filter-type="term"][data-filter-value="summer"] {
  border-color: var(--term-summer-border);
  background: var(--term-summer-bg);
  color: var(--term-summer-text);
}

.filter-chip:hover,
.clear-filters:hover {
  background: var(--hover-surface);
}

.clear-filters {
  color: var(--accent);
}

#status {
  margin: 0;
  color: var(--text-muted);
  font-weight: 700;
}

.results {
  display: grid;
  gap: 12px;
  align-content: start;
  min-height: 100vh;
}

.show-more {
  display: block;
  width: min(100%, 220px);
  margin: 20px auto 0;
}

.hidden {
  display: none;
}

.course {
  display: block;
  padding: 17px 18px;
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 5px 16px var(--shadow-color);
}

.course-main {
  display: grid;
  align-content: start;
  gap: 6px;
  min-width: 0;
}

.course-header {
  display: grid;
  gap: 4px;
}

.course-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px 18px;
}

.course-title-row .course-title {
  flex: 1 1 auto;
  min-width: 0;
}

.course-title-row .section-availability-text {
  flex: 0 0 auto;
  margin-top: 3px;
  font-size: 0.75rem;
  white-space: nowrap;
}

.course-code-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.course-credits {
  margin-left: 8px;
  color: var(--text-subtle);
  font-size: 0.71rem;
  font-weight: 750;
  white-space: nowrap;
}

.course-code {
  color: var(--maroon);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.01em;
}

.course-detail-link {
  color: inherit;
  text-decoration: none;
}

.course-detail-link:hover,
.course-detail-link:focus-visible {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.course-detail-link:hover .course-code,
.course-detail-link:focus-visible .course-code {
  color: var(--maroon);
}

.course-title {
  color: var(--text-strong);
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.25;
  font-weight: 800;
}

.course-title .course-code {
  margin-right: 0;
}

.course-inline-metrics {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 7px;
  margin-top: 4px;
  color: var(--text-subtle);
  font-size: 0.9rem;
  font-weight: 500;
}

.inline-metric {
  white-space: nowrap;
}

.inline-metric-value {
  color: var(--text-strong);
  font-weight: 600;
}

.course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  margin-top: 1px;
}

.course-footer .course-tags {
  flex: 1 1 auto;
  width: auto;
}

.course-page-shell {
  padding-bottom: 48px;
}

.back-link {
  display: inline-block;
  margin: 4px 0 18px;
  color: var(--link);
  font-weight: 800;
  text-decoration: none;
}

.back-link:hover,
.back-link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.course-page {
  display: grid;
  gap: 22px;
}

.course-hero,
.course-detail-section {
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 5px 16px var(--shadow-color);
}

.course-hero {
  display: grid;
  gap: 12px;
  padding: 28px;
}

.course-hero h1,
.course-detail-section h2 {
  margin: 0;
  color: var(--text-strong);
  line-height: 1.2;
}

.course-hero h1 {
  font-size: clamp(1.55rem, 3vw, 2.15rem);
}

.course-page-meta,
.course-description {
  margin: 0;
}

.course-page-meta {
  color: var(--text-subtle);
  font-weight: 750;
}

.course-description {
  max-width: 85ch;
  color: var(--text-muted);
  line-height: 1.58;
}

.course-detail-section {
  overflow: hidden;
}

.detail-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--border-subtle);
}

.detail-section-heading .eyebrow {
  margin: 0 0 4px;
}

.detail-section-heading > p {
  max-width: 30rem;
  margin: 0;
  color: var(--text-subtle);
  font-size: 0.82rem;
  font-weight: 700;
  text-align: right;
}

.section-term-filter {
  display: grid;
  gap: 4px;
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.section-controls {
  display: flex;
  align-items: end;
  flex-wrap: wrap;
  justify-content: end;
  gap: 10px 16px;
}

.open-sections-filter {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  color: var(--success);
  font-size: 0.82rem;
  font-weight: 850;
}

.open-sections-filter input {
  width: 16px;
  height: 16px;
  accent-color: var(--success);
}

.section-term-filter select {
  min-width: 160px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 7px 9px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  letter-spacing: 0;
  text-transform: none;
}

.section-count {
  margin: 0;
  padding: 12px 22px 0;
  color: var(--text-subtle);
  font-size: 0.82rem;
  font-weight: 700;
}

.table-scroll {
  overflow-x: auto;
}

.detail-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  color: var(--text-muted);
  font-size: 0.86rem;
}

.current-sections-table {
  min-width: 1300px;
}

.instructor-history-table {
  min-width: 900px;
}

.detail-table th,
.detail-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
  text-align: left;
}

.detail-table th {
  color: var(--text-muted);
  background: var(--surface-alt);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.detail-table tr:last-child td {
  border-bottom: 0;
}

.detail-table td small,
.current-match-label {
  display: block;
  margin-top: 3px;
  color: var(--text-subtle);
  font-size: 0.76rem;
  font-weight: 700;
}

.section-status {
  display: inline-flex;
  border: 1px solid;
  border-radius: 999px;
  padding: 3px 7px;
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
}

.section-status.open {
  border-color: var(--tint-green-border);
  background: var(--tint-green-bg);
  color: var(--success);
}

.section-status.closed {
  border-color: var(--tint-red-border);
  background: var(--tint-red-bg);
  color: var(--danger);
}

.section-status.unavailable {
  border-color: var(--border-strong);
  background: var(--surface-muted);
  color: var(--text-subtle);
}

.section-status.archived {
  border-color: var(--border-strong);
  background: var(--surface-muted);
  color: var(--text-subtle);
}

.restriction-cell {
  min-width: 220px;
}

.current-instructor-match td {
  background: var(--tint-green-bg);
}

.current-match-label {
  color: var(--success);
}

.grade-breakdown summary {
  width: max-content;
  cursor: pointer;
  color: var(--link);
  font-weight: 800;
}

.grade-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(52px, 1fr));
  gap: 5px;
  width: 360px;
  margin-top: 9px;
}

.grade-grid span {
  border-radius: 4px;
  padding: 4px 5px;
  background: var(--surface-muted);
  font-size: 0.75rem;
}

.grade-grid strong {
  color: var(--text);
}

.course-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  margin: 0;
  color: var(--text-subtle);
  font-size: 0.84rem;
  font-weight: 700;
}

.course-meta span {
  color: var(--text-subtle);
}

.course-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 3px 8px;
  width: 100%;
  min-width: 0;
}

.section-availability-text { display: inline-flex; align-items: center; gap: 6px; color: var(--text-subtle); font-size: 0.8rem; font-weight: 800; }
.section-availability-text i { width: 8px; height: 8px; border-radius: 50%; background: currentColor; content: ""; }
.section-availability-text.open { color: var(--success); }
.section-availability-text.closed { color: var(--danger); }
.section-availability-text.unavailable { color: var(--text-subtle); }

.course-tag {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--tag-other-text);
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.15;
}

.course-tag i { margin-right: 4px; font-style: normal; }
.tag-divider { color: var(--text-subtle); font-size: 0.75rem; }

.tag-location {
  color: var(--tag-location-text);
}

.tag-format {
  color: var(--tag-format-text);
}

.tag-ucc {
  color: var(--tag-ucc-text);
}

.tag-other {
  color: var(--tag-other-text);
}

.tag-more { color: var(--text-subtle); }
.tag-more-toggle {
  min-height: auto;
  border: 0;
  padding: 0;
  background: transparent;
  font: inherit;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  cursor: pointer;
}
.tag-more-toggle:hover,
.tag-more-toggle:focus-visible { background: transparent; color: var(--text-muted); }
.course-tags-more-collapsed { display: inline-flex; align-items: baseline; gap: 8px; }
.course-tags-extra { display: none; }
.course-tags.expanded .course-tags-extra { display: contents; }
.course-tags.expanded .course-tags-more-collapsed { display: none; }

.metrics-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.semester-breakdown {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.semester-metric {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 8px;
  background: var(--surface-alt);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.semester-fall {
  border-color: var(--term-fall-border);
  background: var(--term-fall-bg);
  color: var(--term-fall-text);
}

.semester-spring {
  border-color: var(--term-spring-border);
  background: var(--term-spring-bg);
  color: var(--term-spring-text);
}

.semester-summer {
  border-color: var(--term-summer-border);
  background: var(--term-summer-bg);
  color: var(--term-summer-text);
}

.metric {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.metric strong {
  color: var(--text);
}

.metric-scope {
  color: var(--text-subtle);
  font-size: 0.82rem;
  font-weight: 700;
}

.gpa-badge {
  min-width: 64px;
  border-radius: 999px;
  padding: 5px 10px;
  text-align: center;
  font-size: 0.86rem;
  font-weight: 900;
}

.gpa-green {
  border: 1px solid var(--tint-green-border);
  background: var(--tint-green-bg);
  color: var(--success-strong);
}

.gpa-yellow {
  border: 1px solid var(--tint-gold-border);
  background: var(--tint-gold-bg);
  color: var(--warning);
}

.gpa-red {
  border: 1px solid var(--tint-red-border);
  background: var(--tint-red-bg);
  color: var(--danger);
}

.gpa-neutral {
  background: var(--surface-muted);
  color: var(--text-muted);
}

.description,
.metadata {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.48;
}

.course-main .description {
  margin-top: 2px;
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.92rem;
  line-height: 1.42;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.course-main .prerequisite-note {
  margin-top: 0;
  padding-top: 3px;
  padding-bottom: 3px;
  font-size: 0.75rem;
}

.course .course-tag {
  font-size: 0.74rem;
}

.metadata {
  font-size: 0.93rem;
}

.metadata strong {
  color: var(--text);
}

.restriction-panel,
.section-crn-panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-alt);
}

.restriction-panel summary,
.section-crn-panel summary {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 12px;
  cursor: pointer;
  color: var(--text);
  font-size: 0.93rem;
  font-weight: 850;
  list-style: none;
}

.restriction-panel summary::-webkit-details-marker,
.section-crn-panel summary::-webkit-details-marker {
  display: none;
}

.restriction-panel summary::before,
.section-crn-panel summary::before {
  color: var(--accent);
  content: "+";
  font-weight: 900;
}

.restriction-panel[open] summary::before,
.section-crn-panel[open] summary::before {
  content: "-";
}

.restriction-panel summary span,
.section-crn-panel summary span {
  flex: 1;
}

.restriction-panel summary strong,
.section-crn-panel summary strong {
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 3px 8px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.78rem;
  white-space: nowrap;
}

.restriction-body,
.section-crn-list {
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--border);
  padding: 12px;
}

.section-crn-row {
  display: grid;
  grid-template-columns: minmax(96px, auto) minmax(86px, auto) 1fr;
  gap: 8px 12px;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.section-crn-row strong {
  color: var(--accent);
  font-weight: 900;
}

.section-crn-row small {
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--text-subtle);
  font-size: 0.82rem;
  font-weight: 700;
}

.restriction-block,
.restriction-row {
  display: grid;
  gap: 6px;
}

.restriction-row {
  border-top: 1px solid var(--border-subtle);
  padding-top: 10px;
}

.restriction-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.restriction-block h3,
.restriction-row h3 {
  margin: 0;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 900;
}

.restriction-block p,
.restriction-row p,
.restriction-empty,
.restriction-note {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.restriction-row strong {
  color: var(--text);
}

.restriction-empty,
.restriction-note {
  color: var(--text-subtle);
  font-weight: 700;
}

.empty {
  padding: 28px;
  border: 1px dashed var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text-muted);
  text-align: center;
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 24px, 1080px);
    padding-top: 20px;
  }

  .search-panel {
    padding: 20px;
  }

  .search-form {
    grid-template-columns: 1fr;
  }

  .title-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .term-badge {
    white-space: normal;
  }

  .basic-filters,
  .more-filter-grid {
    grid-template-columns: 1fr;
  }

  .course {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 16px;
  }

  .course-hero {
    padding: 20px;
  }

  .detail-section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .detail-section-heading > p {
    text-align: left;
  }

  .section-term-filter select {
    width: 100%;
  }

  .section-controls {
    align-items: start;
    justify-content: start;
  }

  .segmented-field {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }

  .segmented-field label,
  .segmented-field label:first-of-type,
  .segmented-field label:last-of-type {
    border: 1px solid var(--border-strong);
    border-radius: 6px;
  }

  .multi-select-options {
    position: static;
    margin-top: 8px;
  }

  .subject-options {
    max-height: 220px;
  }

  .status-row {
    align-items: stretch;
    flex-direction: column;
  }

  .credits {
    margin-left: 0;
  }

  .section-crn-row {
    grid-template-columns: 1fr;
  }
}

/* Course detail refresh */
.course-page-shell {
  width: min(1160px, calc(100% - 32px));
  min-height: calc(100vh + 160px);
  padding-top: 24px;
}

.course-page {
  gap: 14px;
}

.back-link {
  margin-bottom: 12px;
  font-size: 0.88rem;
}

.course-overview {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  align-items: start;
  gap: 32px;
  padding: 26px 30px;
  border-radius: 10px;
  box-shadow: none;
}

.course-overview-main {
  display: grid;
  gap: 11px;
}

.course-overview .course-code {
  margin: 0;
  color: var(--maroon);
  font-size: 1.42rem;
  line-height: 1;
}

.course-overview h1 {
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
}

.course-identity {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.course-identity span {
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 4px 7px;
  background: var(--surface-alt);
  color: var(--text-muted);
  font-size: 0.73rem;
  font-weight: 800;
}

.course-overview .course-description {
  max-width: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.prerequisite-card {
  display: flex;
  gap: 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 15px;
  background: linear-gradient(135deg, var(--surface-alt), var(--surface));
}

.prereq-icon {
  color: var(--maroon);
  font-size: 1.2rem;
}

.prerequisite-card div { display: grid; gap: 5px; }
.prerequisite-card p, .prerequisite-card strong, .prerequisite-card small { margin: 0; }
.prerequisite-card p { color: var(--text-muted); font-size: .76rem; font-weight: 900; text-transform: uppercase; letter-spacing: .04em; }
.prerequisite-card strong { color: var(--text-strong); font-size: .82rem; line-height: 1.45; }
.prerequisite-card small { color: var(--text-subtle); font-size: .76rem; }

.course-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.course-metric {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3px 9px;
  min-height: 130px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 16px;
  overflow: hidden;
}

.course-metric::after { position: absolute; right: 0; bottom: 0; left: 0; height: 3px; content: ""; opacity: .7; }
.metric-icon { grid-row: span 2; display: grid; width: 29px; height: 29px; place-items: center; border-radius: 7px; font-size: .65rem; font-weight: 900; }
.course-metric p, .course-metric strong, .course-metric small { margin: 0; }
.course-metric p { align-self: end; color: var(--text-muted); font-size: .74rem; font-weight: 800; }
.course-metric strong { color: var(--text-strong); font-size: 1.35rem; line-height: 1.05; }
.course-metric small { grid-column: 1 / -1; align-self: end; color: var(--text-subtle); font-size: .7rem; font-weight: 700; }
.metric-green { background: var(--tint-green-bg); }.metric-green .metric-icon { background: var(--tint-green-border); color: var(--success); }.metric-green::after { background: var(--tint-green-border); }
.metric-blue { background: var(--tint-blue-bg); }.metric-blue .metric-icon { background: var(--tint-blue-border); color: var(--tint-blue-text); }.metric-blue::after { background: var(--tint-blue-border); }
.metric-gold { background: var(--tint-gold-bg); }.metric-gold .metric-icon { background: var(--tint-gold-border); color: var(--warning); }.metric-gold::after { background: var(--tint-gold-border); }
.metric-purple { background: var(--tint-purple-bg); }.metric-purple .metric-icon { background: var(--tint-purple-border); color: var(--tint-purple-text); }.metric-purple::after { background: var(--tint-purple-border); }

.sections-panel { box-shadow: none; }
.course-detail-section { border-radius: 8px; box-shadow: none; }
.course-tabs { display: grid; gap: 12px; }
.course-tab-list { display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 1px solid var(--border-subtle); padding: 0 4px; }
.course-tab-list button { min-height: 34px; border: 0; border-bottom: 2px solid transparent; border-radius: 0; padding: 0 12px; background: transparent; color: var(--text-subtle); font-size: .78rem; font-weight: 800; }
.course-tab-list button:hover, .course-tab-list button:focus-visible { background: var(--surface-alt); color: var(--text-muted); }
.course-tab-list button[aria-selected="true"] { border-bottom-color: var(--maroon); color: var(--maroon); }
.course-tab-panel[hidden] { display: none; }
.professor-sort, .section-gpa-sort, .section-number-sort { display: inline-flex; align-items: center; gap: 4px; min-height: auto; border: 0; padding: 0; background: transparent; color: inherit; font: inherit; font-weight: inherit; text-align: left; cursor: pointer; }
.professor-sort:hover, .professor-sort:focus-visible, .section-gpa-sort:hover, .section-gpa-sort:focus-visible, .section-number-sort:hover, .section-number-sort:focus-visible { background: transparent; color: var(--maroon); }.professor-sort span, .section-gpa-sort span, .section-number-sort span { color: var(--text-subtle); font-size: .76rem; }.professor-sort[aria-sort="ascending"] span, .professor-sort[aria-sort="descending"] span, .section-gpa-sort[aria-sort="ascending"] span, .section-gpa-sort[aria-sort="descending"] span, .section-number-sort[aria-sort="ascending"] span, .section-number-sort[aria-sort="descending"] span { color: currentColor; }
.confidence-heading { display: inline-flex; align-items: center; gap: 4px; }.confidence-info { display: inline-grid; width: 14px; height: 14px; place-items: center; border: 1px solid var(--text-subtle); border-radius: 50%; color: var(--text-subtle); font-size: .62rem; font-style: normal; font-weight: 800; line-height: 1; text-transform: none; cursor: help; }.confidence-info:hover, .confidence-info:focus-visible { border-color: var(--text-muted); color: var(--text-muted); outline: none; }
.detail-section-heading { padding: 17px 20px; }
.detail-section-heading h2 { font-size: 1.06rem; }
.detail-section-heading .eyebrow { color: var(--maroon); font-size: .68rem; }
.section-pager-row { display: flex; align-items: center; justify-content: space-between; padding: 6px 20px 2px; }
.section-pager-row.has-pager { min-height: 46px; }
.section-pager-row .section-count { padding: 0; }
.section-page-label { margin-right: 10px; color: var(--text-strong); font-size: .79rem; font-weight: 750; }
.section-term-filter select { min-height: 34px; }
.open-sections-filter { min-height: 34px; }
.current-sections-table { min-width: 1040px; }
.detail-table { font-size: .88rem; }
.detail-table th, .detail-table td { padding: 12px 14px; }
.detail-table th { background: var(--surface-alt); font-size: .72rem; }
.detail-table tbody tr:hover td { background: transparent; }.detail-table tbody tr.section-detail-row:hover td { background: var(--tint-maroon-bg); }
.section-status { border-radius: 4px; font-size: .64rem; }
.section-details { min-height: 30px; border: 1px solid var(--border-strong); border-radius: 4px; padding: 0 9px; background: var(--surface); color: var(--text-muted); font-size: .72rem; }
.section-details:hover { background: var(--surface-muted); color: var(--text-strong); }

@media (max-width: 760px) {
  .course-page-shell { width: min(100% - 24px, 1160px); }
  .course-overview { grid-template-columns: 1fr; gap: 18px; padding: 20px; }
  .course-metrics-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .course-metric { min-height: 118px; padding: 13px; }
}

/* Lean course overview */
.course-overview { display: grid; grid-template-columns: minmax(0, 1fr) minmax(245px, 300px); align-items: stretch; gap: 28px; padding: 24px 28px; }
.course-overview-main { gap: 10px; }
.course-overview .course-code { display: flex; align-items: center; gap: 10px; }
.course-overview .course-code span { color: var(--text-subtle); font-size: .76rem; font-weight: 750; }
.course-heading { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 9px; margin: 0; }
.course-overview .course-heading .course-code { display: inline; margin: 0; color: var(--maroon); font-size: inherit; line-height: inherit; }
.prerequisite-card { display: none; }
.prerequisite-note { display: flex; flex-wrap: wrap; align-items: baseline; gap: 5px 9px; margin-top: 5px; border-left: 3px solid var(--maroon); padding: 5px 0 5px 11px; color: var(--text-muted); font-size: .79rem; line-height: 1.45; }
.prerequisite-note strong { color: var(--text-strong); font-size: .84rem; }
.prerequisite-note small { color: var(--text-subtle); }
.cross-listed-note b { color: var(--text-muted); font-weight: 800; }
.unlocks-note { display: flex; flex-wrap: wrap; align-items: baseline; gap: 5px 9px; margin-top: 8px; border-left: 3px solid var(--success); padding: 5px 0 5px 11px; color: var(--text-muted); font-size: .79rem; line-height: 1.45; }
.unlocks-note > strong { color: var(--text-strong); font-size: .78rem; }
.unlocks-extra { display: none; }
.unlocks-courses.expanded .unlocks-extra { display: inline; }
.unlocks-toggle { min-height: auto; border: 0; padding: 0; background: transparent; color: var(--text-muted); font: inherit; font-weight: 700; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 2px; cursor: pointer; }
.unlocks-toggle:hover, .unlocks-toggle:focus-visible { background: transparent; color: var(--text-muted); }
.course-reference-link { color: var(--maroon); font-weight: 800; text-decoration: none; text-decoration-thickness: 1px; text-underline-offset: 2px; }.course-reference-link:hover, .course-reference-link:focus-visible { text-decoration: underline; }
.professor-reference-link { color: var(--tint-purple-text); font-weight: 800; text-decoration: none; text-decoration-thickness: 1px; text-underline-offset: 2px; }.professor-reference-link:hover, .professor-reference-link:focus-visible { color: var(--tint-purple-text); text-decoration: underline; }

.course-summary { display: flex; flex-direction: column; align-items: stretch; justify-content: space-between; gap: 22px; border: 1px solid var(--border-subtle); border-left: 4px solid var(--text-subtle); border-radius: 7px; padding: 18px 20px; background: var(--surface); }
.course-summary > div:first-child { display: grid; gap: 2px; }
.course-summary p, .course-summary strong, .course-summary small { margin: 0; }
.course-summary p, .course-quick-stats span { color: var(--text-subtle); font-size: .72rem; font-weight: 800; }
.course-summary > div:first-child > strong { font-size: 1.7rem; line-height: 1; }
.summary-course-data { display: grid; gap: 12px; }.summary-course-data > div { display: grid; align-content: start; gap: 3px; }
.summary-report-navigation { display: flex !important; align-items: center; justify-content: space-between; gap: 10px; padding-bottom: 8px; color: var(--text-subtle); font-size: .68rem; font-weight: 850; letter-spacing: .04em; text-decoration-line: underline; text-decoration-style: wavy; text-decoration-color: var(--border-strong); text-decoration-thickness: 1px; text-underline-offset: 5px; text-transform: uppercase; }.summary-report-navigation > div { display: flex; gap: 3px; }.summary-report-navigation button { display: grid; width: 22px; min-height: 22px; place-items: center; border: 1px solid var(--border-strong); border-radius: 4px; padding: 0; background: var(--surface); color: var(--text-muted); font-size: .9rem; line-height: 1; text-decoration: none; }.summary-report-navigation button:hover:not(:disabled), .summary-report-navigation button:focus-visible:not(:disabled) { background: var(--surface-muted); color: var(--text-strong); }.summary-report-navigation button:disabled { border-color: var(--border-subtle); background: var(--surface-alt); color: var(--text-subtle); opacity: 1; }
.summary-metric { display: flex !important; align-items: baseline; justify-content: space-between; gap: 10px; color: var(--text-subtle); font-size: .73rem; font-weight: 750; text-transform: uppercase; }.summary-metric strong { color: var(--text); font-size: 1.08rem; line-height: 1; }.summary-gpa-value.tone-green { color: var(--success-strong); }.summary-gpa-value.tone-gold { color: var(--warning); }.summary-gpa-value.tone-red { color: var(--danger); }.summary-gpa-value.tone-neutral { color: var(--text); }
.course-summary.metric-green { border-left-color: var(--success); }.course-summary.metric-green > div:first-child > strong { color: var(--success); }
.course-summary.metric-gold { border-left-color: var(--warning); }.course-summary.metric-gold > div:first-child > strong { color: var(--warning); }
.course-summary.metric-red { border-left-color: var(--danger); }.course-summary.metric-red > div:first-child > strong { color: var(--danger); }
.course-summary.metric-neutral { border-left-color: var(--text-subtle); }
.course-quick-stats { display: flex; }
.course-summary .course-quick-stats .section-availability-text { font-size: .8rem; font-weight: 800; }
.course-summary .course-quick-stats .section-availability-text.open { color: var(--success); }
.course-summary .course-quick-stats .section-availability-text.closed { color: var(--danger); }
.course-summary .course-quick-stats .section-availability-text.unavailable { color: var(--text-subtle); }

.compact-sections-table { min-width: 820px; }
.compact-sections-table td small { max-width: 185px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.meeting-lines { display: grid; gap: 2px; white-space: nowrap; }
.meeting-lines span { display: grid; grid-template-columns: 25px max-content; column-gap: 7px; color: var(--text-muted); font-size: .79rem; line-height: 1.35; }.meeting-lines .meeting-day { color: var(--text-muted); font-weight: inherit; }.meeting-lines em { font-style: normal; }
.section-restrictions summary { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; list-style: none; cursor: pointer; }.section-restrictions summary::-webkit-details-marker { display: none; }
.section-restrictions .restriction-chip { border: 1px solid var(--tint-maroon-border); border-radius: 6px; padding: 3px 7px; background: var(--tint-red-bg); color: var(--maroon); font-size: .66rem; font-weight: 800; line-height: 1.4; }
.section-restrictions[open] summary { margin-bottom: 7px; }.restriction-breakdown { display: grid; gap: 6px; min-width: 190px; border-left: 2px solid var(--tint-maroon-border); padding-left: 8px; }.restriction-breakdown div { display: grid; gap: 1px; }.restriction-breakdown strong { color: var(--text-muted); font-size: .69rem; }.restriction-breakdown span { color: var(--text-subtle); font-size: .7rem; line-height: 1.35; }.restriction-none { display: inline-flex; align-items: center; border: 1px solid var(--border-strong); border-radius: 6px; padding: 3px 7px; background: var(--surface-alt); color: var(--text-subtle); font-size: .66rem; font-weight: 800; line-height: 1.4; }
.professor-gpa { display: inline-flex !important; width: max-content; margin-top: 4px !important; border-radius: 999px; padding: 2px 6px; font-size: .66rem !important; }
.professor-gpa.gpa-green { background: var(--tint-green-bg); color: var(--success); }.professor-gpa.gpa-gold { border: 1px solid var(--tint-gold-border); background: var(--tint-gold-bg); color: var(--warning); }.professor-gpa.gpa-red { background: var(--tint-red-bg); color: var(--danger); }.professor-gpa.gpa-neutral { background: var(--surface-muted); color: var(--text-subtle); }
.show-more-sections { display: flex; align-items: center; justify-content: flex-end; gap: 5px; }
.show-more-sections button { width: 34px; min-height: 30px; border: 1px solid var(--border-subtle); border-radius: 7px; padding: 0; background: var(--surface); color: var(--text-muted); font-size: 1.25rem; line-height: 1; }.show-more-sections button:hover:not(:disabled) { border-color: var(--text-subtle); background: var(--surface-alt); }.show-more-sections .is-placeholder { opacity: .38; cursor: default; }
#current-sections-table { max-height: min(650px, 68vh); overflow-y: auto; scrollbar-gutter: stable; }

.gpa-chart { margin: 16px 20px 4px; border-bottom: 1px solid var(--border-subtle); padding-bottom: 8px; }
.chart-title { display: flex; align-items: baseline; justify-content: space-between; margin: 0 4px 5px 25px; }.chart-title span { color: var(--text-muted); font-size: .78rem; font-weight: 850; }.chart-title small { color: var(--text-subtle); font-size: .7rem; }
.gpa-chart svg { display: block; width: 100%; max-height: 155px; overflow: visible; }.gpa-chart line { stroke: var(--border-subtle); stroke-width: 1; }.gpa-chart path { fill: none; stroke: var(--maroon); stroke-width: 2.5; }.gpa-chart circle { fill: var(--surface); stroke: var(--maroon); stroke-width: 2.5; }.gpa-chart text { fill: var(--text-subtle); font-family: inherit; font-size: 10px; }.gpa-chart .chart-value { fill: var(--text-muted); font-size: 10px; font-weight: 750; text-anchor: middle; }

.professor-trend { margin: 18px 20px 8px; border-bottom: 1px solid var(--border-subtle); padding-bottom: 12px; }
.chart-filter-panel { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 20px; margin: 14px 20px 0; border: 1px solid var(--border-subtle); border-radius: 6px; padding: 10px 12px; background: var(--surface-alt); }.chart-filter-panel > div { display: grid; gap: 2px; margin-right: auto; }.chart-filter-panel strong { color: var(--text-muted); font-size: .76rem; }.chart-filter-panel small { color: var(--text-subtle); font-size: .68rem; }.chart-term-choice { display: inline-flex; align-items: center; gap: 6px; color: var(--text-muted); font-size: .74rem; font-weight: 750; }.chart-term-choice select { width: auto; min-height: 29px; padding: 0 25px 0 7px; font-size: .73rem; }.chart-term-choice select:disabled { opacity: .55; }.clear-chart-selection { min-height: 28px; border: 1px solid var(--border-strong); border-radius: 999px; padding: 0 9px; background: var(--surface); color: var(--text-muted); font-size: .7rem; font-weight: 750; }.clear-chart-selection:hover { background: var(--surface-muted); color: var(--text-strong); }
.course-metric-toggle { display: inline-flex !important; align-items: center; flex-wrap: wrap; gap: 10px 16px !important; margin-right: 0 !important; }
.chart-empty { margin: 16px 20px; }
.trend-legend { display: flex; flex-wrap: wrap; gap: 5px 14px; margin: 4px 4px 8px 28px; color: var(--text-muted); font-size: .7rem; font-weight: 700; }.trend-legend-professor { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; }.trend-legend-professor:hover, .trend-legend-professor:focus-visible, .trend-legend-professor[aria-pressed="true"] { color: var(--maroon); text-decoration: underline; text-underline-offset: 2px; outline: none; }.trend-legend i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; }
.trend-canvas { position: relative; }.professor-trend svg { display: block; width: 100%; max-height: 410px; overflow: visible; }.professor-trend line { stroke: var(--border-subtle); stroke-width: 1; }.professor-trend path { fill: none; stroke-width: 2.25; }.professor-trend circle { fill: var(--surface); stroke-width: 2.25; cursor: pointer; }.professor-trend .trend-point-visual { pointer-events: none; }.professor-trend .trend-hit-area { fill: transparent; stroke: transparent; stroke-width: 22; pointer-events: all; }.course-trend circle, .course-trend .trend-hit-area { cursor: default; }.professor-trend text { fill: var(--text-subtle); font-family: inherit; font-size: 10px; }.professor-trend .x-label { fill: var(--text-subtle); text-anchor: middle; font-size: 10px; font-weight: 650; }.professor-trend .y-axis-tick { fill: var(--text-subtle); text-anchor: end; font-size: 11px; font-weight: 650; }.professor-trend .y-axis-label { fill: var(--text-subtle); font-size: 11px; font-weight: 800; text-anchor: middle; }
.enrollment-trend .trend-tooltip b { color: var(--success); }
.trend-tooltip { position: absolute; z-index: 2; display: none; min-width: 160px; border: 1px solid var(--border-strong); border-radius: 6px; padding: 9px 11px; background: var(--nav-bg); box-shadow: 0 6px 16px var(--shadow-color-strong); color: var(--text-muted); font-size: .8rem; pointer-events: none; transform: translate(10px, calc(-100% - 12px)); }.trend-tooltip.visible { display: grid; gap: 3px; }.trend-tooltip strong { color: var(--text-strong); }.trend-tooltip b { color: var(--maroon); }
.outcome-history-panel { margin: 24px 20px 20px; border-top: 1px solid var(--border-subtle); padding-top: 16px; }.outcome-history-panel h3 { margin: 0; color: var(--text-muted); font-size: .9rem; }.outcome-history-panel > p { margin: 4px 0 12px; color: var(--text-subtle); font-size: .75rem; }.section-detail-toggle { display: inline-flex; align-items: center; margin-left: 8px; border: 0; padding: 0; background: transparent; color: var(--text-subtle); font-size: .7rem; font-weight: 500; cursor: pointer; }.section-detail-toggle:hover { background: transparent; color: var(--text-subtle); }.section-detail-toggle:focus-visible { outline: 1px solid currentColor; outline-offset: 2px; }.section-detail-row > td { padding: 0 !important; background: var(--tint-maroon-bg); }.section-grade-details { overflow-x: auto; background: transparent; }.section-grade-head, .section-grade-row { display: grid; grid-template-columns: repeat(9, minmax(42px, 1fr)); min-width: 470px; }.professor-section-grade-details .section-grade-head, .professor-section-grade-details .section-grade-row { grid-template-columns: minmax(76px, 1.4fr) repeat(9, minmax(38px, 1fr)); min-width: 560px; }.section-grade-head { border-bottom: 1px solid var(--tint-maroon-border); background: var(--tint-maroon-bg); color: var(--maroon); font-size: .64rem; font-weight: 850; text-transform: uppercase; }.section-grade-head span, .section-grade-row span { padding: 7px 6px; text-align: center; }.section-grade-row { color: var(--text-muted); font-size: .9rem; }.section-grade-row + .section-grade-row { border-top: 1px solid var(--tint-maroon-border); }.section-grade-row b { display: none; }

@media (max-width: 760px) { .course-overview { grid-template-columns: 1fr; }.course-summary { gap: 14px; }.course-quick-stats { width: 100%; }.gpa-chart, .professor-trend, .chart-filter-panel { margin-right: 12px; margin-left: 12px; }.chart-filter-panel > div { width: 100%; }.chart-title { margin-left: 12px; }.trend-legend { margin-left: 12px; } }

.course-section-grade-details .section-grade-head, .course-section-grade-details .section-grade-row { grid-template-columns: minmax(76px, 1.4fr) repeat(9, minmax(38px, 1fr)); min-width: 560px; }

/* Professor profile */
.professor-page { display: grid; gap: 14px; }
.professor-hero { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 30px; }
.professor-identity { display: flex; align-items: center; gap: 17px; min-width: 0; }.professor-identity h1 { margin: 0; font-size: clamp(1.6rem, 3vw, 2.15rem); }.professor-identity p:last-child { margin: 6px 0 0; color: var(--text-subtle); font-size: .88rem; }
.professor-monogram { display: grid; flex: 0 0 auto; width: 58px; height: 58px; place-items: center; border-radius: 50%; background: var(--tint-purple-bg); color: var(--tint-purple-text); font-size: 1rem; font-weight: 900; letter-spacing: .04em; }
.professor-hero-metrics { display: flex; flex: 0 0 auto; gap: 24px; border-left: 1px solid var(--border-subtle); padding-left: 25px; }.professor-hero-metrics div { display: grid; gap: 3px; }.professor-hero-metrics strong { color: var(--text-strong); font-size: 1.32rem; line-height: 1; }.professor-hero-metrics span { color: var(--text-subtle); font-size: .68rem; font-weight: 800; text-transform: uppercase; }.professor-hero-gpa.tone-green strong { color: var(--success); }.professor-hero-gpa.tone-gold strong { color: var(--warning); }.professor-hero-gpa.tone-red strong { color: var(--danger); }
.professor-stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }.professor-stat-grid article { display: grid; gap: 5px; border: 1px solid var(--border-subtle); border-radius: 8px; padding: 15px 17px; background: var(--surface); }.professor-stat-grid span { color: var(--text-subtle); font-size: .7rem; font-weight: 800; text-transform: uppercase; }.professor-stat-grid strong { color: var(--text-strong); font-size: 1.25rem; }
.professor-section { box-shadow: none; }.professor-profile-trend { margin-top: 8px; }
@media (max-width: 760px) { .professor-hero { align-items: flex-start; flex-direction: column; gap: 22px; padding: 21px; }.professor-hero-metrics { width: 100%; border-top: 1px solid var(--border-subtle); border-left: 0; padding-top: 16px; padding-left: 0; }.professor-stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }.professor-stat-grid article { padding: 13px; } }

/* Make linked instructors recognizable as navigable profile links in these tables. */
#panel-sections .professor-reference-link, #panel-instructors .professor-reference-link { color: var(--text-muted); font-weight: 650; text-decoration: none; transition: color .15s ease, text-decoration-color .15s ease; }
#panel-sections .professor-reference-link:hover, #panel-sections .professor-reference-link:focus-visible, #panel-instructors .professor-reference-link:hover, #panel-instructors .professor-reference-link:focus-visible { color: var(--maroon); text-decoration-color: currentColor; text-decoration-style: solid; }

/* GPA-history navigation should not recolor the summary card's vertical rule. */
.course-summary.metric-green, .course-summary.metric-gold, .course-summary.metric-red, .course-summary.metric-neutral { border-left-color: var(--text-subtle); }