:root {
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: #18222f;
  background:
    radial-gradient(circle at top, rgba(242, 111, 61, 0.16), transparent 28%),
    linear-gradient(180deg, #fffaf3 0%, #f5ecde 100%);
  color-scheme: light;
  --ink: #1f2a36;
  --ink-soft: #556270;
  --ink-faint: #7d8792;
  --line: rgba(24, 34, 47, 0.09);
  --panel: rgba(255, 252, 247, 0.82);
  --panel-strong: rgba(255, 249, 241, 0.95);
  --accent: #f26f3d;
  --accent-deep: #c85831;
  --accent-wash: rgba(242, 111, 61, 0.12);
  --shadow: 0 18px 42px rgba(73, 50, 30, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body,
#teacher-root {
  min-height: 100%;
  margin: 0;
}

body {
  min-height: 100vh;
}

button,
input,
select {
  font: inherit;
}

dialog {
  border: 0;
  padding: 0;
  background: transparent;
}

button {
  border: 0;
  cursor: pointer;
}

.teacher-shell {
  min-height: 100vh;
  padding: 18px;
  display: grid;
  gap: 16px;
}

.teacher-topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.teacher-topbar h1,
.detail-header h2,
.detail-card h2,
.workspace-panel-head h2,
.detail-card h3,
.workspace-hero h2 {
  margin: 0;
}

.teacher-eyebrow {
  margin: 0 0 8px;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
}

.teacher-subline,
.empty-copy,
.detail-note,
.teacher-entry-row p,
.roster-row p,
.card-preview p,
.card-preview small {
  margin: 0;
  color: var(--ink-soft);
}

.teacher-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
  align-items: center;
}

.teacher-status-chip {
  max-width: 18rem;
  padding: 10px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(24, 34, 47, 0.06);
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.35;
}

.teacher-update-card {
  min-width: min(100%, 22rem);
  max-width: 24rem;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(24, 34, 47, 0.08);
  display: grid;
  gap: 8px;
}

.teacher-update-version,
.teacher-update-status {
  margin: 0;
}

.teacher-update-version {
  color: var(--ink-faint);
  font-size: 0.84rem;
}

.teacher-update-status {
  color: var(--ink-soft);
  line-height: 1.4;
}

.teacher-update-status[data-state="ready"] {
  color: #176c43;
}

.teacher-update-status[data-state="error"] {
  color: #a63d2f;
}

.teacher-update-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.teacher-button,
.class-chip,
.student-row,
.teacher-link,
.filter-chip,
.workspace-button,
.card-library-row,
.rail-toggle {
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.teacher-button {
  min-height: 46px;
  padding: 10px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent-deep);
  border: 1px solid rgba(24, 34, 47, 0.08);
  display: inline-grid;
  place-items: center;
}

.teacher-button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
  background: rgba(255, 255, 255, 0.58);
  color: var(--ink-faint);
  border-color: rgba(24, 34, 47, 0.06);
  box-shadow: none;
}

.teacher-button-primary {
  background: var(--accent);
  color: #fffaf3;
}

.teacher-button-subtle {
  background: rgba(255, 255, 255, 0.62);
  color: var(--ink-soft);
  border-color: rgba(24, 34, 47, 0.08);
}

.teacher-settings-dialog[open] {
  display: grid;
  place-items: center;
}

.teacher-settings-dialog::backdrop {
  background: rgba(24, 34, 47, 0.22);
  backdrop-filter: blur(10px);
}

.teacher-settings-sheet {
  width: min(100vw - 24px, 38rem);
  max-height: min(88vh, 50rem);
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-gutter: stable;
  padding: 22px;
  border-radius: 28px;
  background: rgba(255, 250, 242, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 22px 50px rgba(36, 24, 14, 0.2);
  display: grid;
  gap: 16px;
  overscroll-behavior: contain;
}

.teacher-settings-block {
  display: grid;
  gap: 10px;
  padding: 0 0 14px;
  border-bottom: 1px solid rgba(24, 34, 47, 0.08);
}

.teacher-settings-block h3 {
  margin: 0;
}

.teacher-settings-copy {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.45;
}

.teacher-sync-summary,
.teacher-rule-helper,
.teacher-award-summary-card {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(24, 34, 47, 0.08);
  background: rgba(255, 255, 255, 0.72);
}

.teacher-sync-summary p,
.teacher-sync-summary small,
.teacher-rule-helper p,
.teacher-rule-helper small,
.teacher-award-summary-card span {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.4;
}

.teacher-sync-summary-ok {
  border-color: rgba(23, 108, 67, 0.22);
  background: rgba(23, 108, 67, 0.08);
}

.teacher-sync-summary-pending,
.teacher-sync-summary-running {
  border-color: rgba(242, 111, 61, 0.24);
  background: rgba(242, 111, 61, 0.1);
}

.teacher-sync-summary-error {
  border-color: rgba(166, 61, 47, 0.24);
  background: rgba(255, 244, 242, 0.92);
}

.teacher-settings-block label {
  display: grid;
  gap: 4px;
  color: var(--ink-soft);
  font-size: 0.92rem;
  align-content: start;
}

.teacher-detail-field {
  display: grid;
  gap: 4px;
  min-width: min(100%, 18rem);
  color: var(--ink-soft);
  font-size: 0.92rem;
  align-content: start;
}

.teacher-detail-field input {
  width: 100%;
}

.teacher-coupling-steps {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 8px;
  color: var(--ink-soft);
  line-height: 1.45;
}

.teacher-share-sheet {
  width: min(100vw - 24px, 34rem);
}

.teacher-share-qr-wrap {
  display: grid;
  place-items: center;
}

.teacher-share-qr {
  width: min(100%, 280px);
  aspect-ratio: 1;
  padding: 12px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(24, 34, 47, 0.08);
}

.teacher-share-qr-placeholder {
  display: grid;
  place-items: center;
  color: var(--ink-faint);
}

.teacher-share-actions {
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
}

.teacher-sync-sheet {
  width: min(100vw - 24px, 32rem);
}

.teacher-sync-progress-list {
  display: grid;
  gap: 10px;
}

.teacher-sync-progress-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(24, 34, 47, 0.08);
}

.teacher-sync-progress-item strong,
.teacher-sync-progress-item span {
  display: block;
}

.teacher-sync-progress-item span {
  color: var(--ink-faint);
  white-space: nowrap;
}

.teacher-sync-progress-item.is-running {
  border-color: rgba(242, 111, 61, 0.28);
  background: rgba(242, 111, 61, 0.09);
}

.teacher-sync-progress-item.is-done {
  border-color: rgba(23, 108, 67, 0.22);
  background: rgba(23, 108, 67, 0.08);
}

.teacher-sync-progress-item.is-error {
  border-color: rgba(166, 61, 47, 0.24);
  background: rgba(166, 61, 47, 0.08);
}

.teacher-modal-toast {
  margin: 0 0 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: #1f2a36;
  color: #fffaf3;
  box-shadow: 0 12px 24px rgba(31, 42, 54, 0.16);
}

.teacher-sync-progress-toast {
  margin-bottom: 12px;
}

.teacher-award-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.teacher-award-summary-card strong {
  font-size: 1rem;
}

.teacher-settings-close {
  grid-template-columns: 1fr;
}

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

.overview-card,
.workspace-panel,
.detail-card,
.detail-header,
.teacher-rail,
.teacher-sidebar-pane,
.workspace-main {
  background: var(--panel-strong);
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.overview-card {
  padding: 16px;
  display: grid;
  gap: 6px;
}

.overview-card span,
.metric-card span {
  color: var(--ink-faint);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.overview-card strong,
.metric-card strong {
  font-size: 1.5rem;
  line-height: 1;
}

.teacher-studio {
  display: grid;
  grid-template-columns: 92px 320px minmax(0, 1fr);
  gap: 16px;
  min-height: calc(100vh - 220px);
  align-items: start;
}

.teacher-studio.is-single-pane {
  grid-template-columns: 92px minmax(0, 1fr);
}

.teacher-studio.is-sidebar-collapsed {
  grid-template-columns: 92px minmax(0, 1fr);
}

.teacher-rail {
  min-height: calc(100vh - 220px);
  padding: 18px 14px;
  display: grid;
  align-content: start;
  gap: 20px;
  position: sticky;
  top: 18px;
  background:
    linear-gradient(180deg, rgba(255, 250, 242, 0.98), rgba(247, 237, 224, 0.92)),
    var(--panel-strong);
}

.brand-block {
  display: grid;
  gap: 10px;
  justify-items: center;
  text-align: center;
}

.brand-mark {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(242, 111, 61, 0.14), rgba(240, 210, 122, 0.28));
  border: 1px solid rgba(242, 111, 61, 0.18);
}

.brand-mark img {
  width: 34px;
  height: 34px;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 0.92rem;
}

.brand-copy span {
  color: var(--ink-faint);
  font-size: 0.78rem;
}

.workspace-nav {
  display: grid;
  gap: 10px;
}

.workspace-button {
  padding: 12px 10px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(24, 34, 47, 0.06);
  color: var(--ink);
  display: grid;
  gap: 6px;
  justify-items: center;
}

.workspace-button.is-active {
  background: var(--accent-wash);
  border-color: rgba(242, 111, 61, 0.3);
}

.workspace-button strong,
.rail-toggle strong {
  font-size: 0.74rem;
  line-height: 1.15;
}

.workspace-icon {
  font-size: 1.15rem;
}

.rail-toggle {
  margin-top: auto;
  padding: 12px 10px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--accent-deep);
  border: 1px solid rgba(24, 34, 47, 0.06);
  display: grid;
  gap: 6px;
  justify-items: center;
}

.teacher-sidebar-pane {
  min-height: calc(100vh - 220px);
  padding: 16px;
  position: sticky;
  top: 18px;
}

.workspace-main {
  min-height: calc(100vh - 220px);
  padding: 18px;
  display: grid;
  align-content: start;
  gap: 16px;
}

.workspace-main-overview {
  gap: 20px;
}

.workspace-panel {
  padding: 0;
  box-shadow: none;
  border: 0;
  background: transparent;
}

.workspace-panel-head,
.sidebar-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}

.workspace-panel-head span,
.sidebar-head span {
  color: var(--ink-faint);
  font-size: 0.86rem;
}

.teacher-link {
  background: transparent;
  color: var(--accent-deep);
  padding: 0;
}

.class-list,
.student-list,
.card-library-list,
.badge-row,
.detail-grid,
.roster-list,
.teacher-entry-list,
.teacher-week-list,
.teacher-week-legend,
.detail-metrics,
.workspace-card-grid,
.card-preview-grid,
.feedback-results-list {
  display: grid;
  gap: 10px;
}

.feedback-result-card {
  display: grid;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(24, 34, 47, 0.08);
}

.feedback-result-card:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.feedback-result-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.feedback-result-head span {
  color: var(--accent-deep);
  font-weight: 700;
  white-space: nowrap;
}

.feedback-distribution {
  display: grid;
  gap: 8px;
}

.feedback-distribution-row {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) 28px;
  gap: 10px;
  align-items: center;
}

.feedback-distribution-bar {
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(24, 34, 47, 0.08);
}

.feedback-distribution-bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(242, 111, 61, 0.9), rgba(240, 210, 122, 0.95));
}

.class-chip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  border: 1px solid rgba(24, 34, 47, 0.06);
}

.class-chip.is-active,
.student-row.is-active,
.filter-chip.is-active,
.card-library-row.is-active {
  background: var(--accent-wash);
  border-color: rgba(242, 111, 61, 0.3);
}

.class-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  margin-top: 14px;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.filter-chip {
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  color: var(--ink);
  border: 1px solid rgba(24, 34, 47, 0.06);
}

.student-row,
.card-library-row {
  text-align: left;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(24, 34, 47, 0.06);
  color: var(--ink);
  display: grid;
  gap: 4px;
}

.student-row span,
.student-row small,
.card-library-row span {
  color: var(--ink-soft);
}

.teacher-student-name-block {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.teacher-student-name-block p {
  margin: 0;
  color: var(--ink-soft);
}

.teacher-student-formal-name,
.teacher-student-meta-note {
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.card-library-preview {
  padding: 0;
  background: transparent;
  border: 0;
  gap: 0;
  overflow: visible;
}

.card-library-preview .card-preview {
  width: 100%;
}

.card-library-preview.is-active .card-preview {
  outline: 2px solid rgba(242, 111, 61, 0.42);
  outline-offset: 2px;
  box-shadow: 0 14px 30px rgba(73, 50, 30, 0.12);
}

.card-library-preview .card-preview p,
.card-library-preview .card-preview small {
  margin: 0;
}

.workspace-hero,
.detail-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.workspace-hero-overview > div:first-child {
  max-width: 42rem;
}

.detail-header,
.detail-card,
.metric-card {
  padding: 16px;
}

.detail-badges,
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.overview-badge-stack {
  justify-content: flex-end;
  max-width: 20rem;
}

.overview-badge-stack span {
  white-space: normal;
}

.detail-badges span,
.teacher-badge {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 34, 47, 0.06);
}

.detail-grid {
  grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.88fr);
}

.detail-grid-wide {
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
}

.detail-action-card {
  gap: 14px;
}

.teacher-inline-actions-wrap {
  flex-wrap: wrap;
}

.workspace-card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.teacher-overview-embedded {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.detail-grid-overview {
  align-items: start;
}

.metric-card {
  align-content: start;
  gap: 8px;
}

.detail-card form,
.card-editor-form,
.card-editor-grid,
.teacher-inline-actions,
.detail-metrics {
  display: grid;
  gap: 10px;
}

.detail-card form {
  gap: 14px;
}

.detail-card label {
  display: grid;
  gap: 3px;
  align-content: start;
}

.card-editor-form label,
.card-editor-grid label {
  display: grid;
  gap: 3px;
  align-content: start;
}

.card-editor-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.teacher-inline-actions {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.teacher-static-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(24, 34, 47, 0.08);
  color: var(--ink-soft);
}

.teacher-static-chip.is-active {
  background: var(--accent-wash);
  border-color: rgba(242, 111, 61, 0.3);
  color: var(--ink);
}

.workspace-panel .teacher-inline-actions {
  margin-bottom: 14px;
}

.teacher-settings-block label span,
.teacher-detail-field span,
.detail-card label span,
.card-editor-form label span,
.card-editor-grid label span,
.detail-card dt {
  color: var(--ink-soft);
  font-size: 0.88rem;
  margin-bottom: 0;
  line-height: 1.2;
}

.teacher-subline-secondary {
  margin-top: 4px;
  margin-bottom: 0;
  font-size: 0.88rem;
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
}

.detail-metrics {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.detail-metrics div {
  padding: 12px 0;
  border-bottom: 1px solid rgba(24, 34, 47, 0.08);
}

.detail-metrics dd {
  margin: 4px 0 0;
  font-weight: 700;
}

.merge-form {
  margin-top: 10px;
}

.teacher-entry-row,
.roster-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid rgba(24, 34, 47, 0.08);
}

.teacher-entry-row:last-child,
.roster-row:last-child {
  border-bottom: 0;
}

.card-preview-grid {
  align-content: start;
}

.teacher-award-row {
  align-items: start;
}

.teacher-award-actions {
  display: grid;
  gap: 8px;
  justify-items: end;
}

.teacher-award-meta {
  font-size: 0.78rem;
  color: var(--ink-soft);
}

.teacher-award-note {
  margin-top: 6px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(24, 34, 47, 0.08);
  font-style: italic;
  line-height: 1.45;
}

.teacher-week-legend {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 8px;
}

.teacher-week-pill {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(24, 34, 47, 0.08);
  font-size: 0.88rem;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.78);
}

.teacher-week-pill.is-active {
  background: rgba(63, 138, 95, 0.12);
  border-color: rgba(63, 138, 95, 0.28);
  color: #216645;
}

.teacher-week-pill.is-pending {
  background: rgba(214, 162, 29, 0.12);
  border-color: rgba(214, 162, 29, 0.28);
  color: #8d6510;
}

.teacher-week-pill.is-quiet {
  background: rgba(200, 88, 49, 0.12);
  border-color: rgba(200, 88, 49, 0.25);
  color: #93452c;
}

.teacher-week-row {
  display: grid;
  gap: 10px;
  width: 100%;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid rgba(24, 34, 47, 0.08);
  background: rgba(255, 255, 255, 0.8);
  text-align: left;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.teacher-week-row:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(73, 50, 30, 0.1);
}

.teacher-week-row.is-selected {
  border-color: rgba(242, 111, 61, 0.4);
  box-shadow: 0 16px 32px rgba(242, 111, 61, 0.16);
  outline: 2px solid rgba(242, 111, 61, 0.18);
  outline-offset: 2px;
}

.teacher-week-row-active {
  background: rgba(63, 138, 95, 0.08);
  border-color: rgba(63, 138, 95, 0.2);
}

.teacher-week-row-pending {
  background: rgba(214, 162, 29, 0.08);
  border-color: rgba(214, 162, 29, 0.22);
}

.teacher-week-row-quiet {
  background: rgba(200, 88, 49, 0.08);
  border-color: rgba(200, 88, 49, 0.18);
}

.teacher-week-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.teacher-week-head p,
.teacher-week-foot {
  margin: 0;
  color: var(--ink-soft);
}

.teacher-week-state {
  white-space: nowrap;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  border: 1px solid rgba(24, 34, 47, 0.08);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink-soft);
}

.teacher-week-state-active {
  background: rgba(63, 138, 95, 0.12);
  border-color: rgba(63, 138, 95, 0.28);
  color: #216645;
}

.teacher-week-state-pending {
  background: rgba(214, 162, 29, 0.12);
  border-color: rgba(214, 162, 29, 0.28);
  color: #8d6510;
}

.teacher-week-state-quiet {
  background: rgba(200, 88, 49, 0.12);
  border-color: rgba(200, 88, 49, 0.25);
  color: #93452c;
}

.teacher-week-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.teacher-week-metrics span {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(24, 34, 47, 0.06);
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.teacher-week-attention {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}

.teacher-week-attention h4 {
  margin: 0;
}

.card-preview {
  padding: 14px;
  border-radius: 20px;
  border: 1px solid rgba(24, 34, 47, 0.06);
  display: grid;
  gap: 8px;
  box-shadow: 0 10px 24px rgba(73, 50, 30, 0.08);
}

.card-preview-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.accent-apricot {
  background: linear-gradient(180deg, #f7e4db, #f2d5c5);
}

.accent-gold {
  background: linear-gradient(180deg, #f7e6a8, #f2d675);
}

.accent-sky {
  background: linear-gradient(180deg, #d5e5f5, #bdd4ee);
}

.accent-mint {
  background: linear-gradient(180deg, #ddece3, #cde2d5);
}

.teacher-toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  background: #1f2a36;
  color: #fffaf3;
  box-shadow: 0 18px 28px rgba(31, 42, 54, 0.22);
}

@media (max-width: 1240px) {
  .teacher-studio,
  .teacher-studio.is-sidebar-collapsed {
    grid-template-columns: 92px minmax(260px, 300px) minmax(0, 1fr);
  }

  .teacher-studio.is-single-pane {
    grid-template-columns: 92px minmax(0, 1fr);
  }

  .workspace-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .teacher-overview-embedded {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .teacher-overview {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .teacher-studio,
  .teacher-studio.is-sidebar-collapsed {
    grid-template-columns: 92px 1fr;
  }

  .teacher-studio.is-single-pane {
    grid-template-columns: 92px 1fr;
  }

  .teacher-sidebar-pane {
    position: static;
    min-height: auto;
  }

  .teacher-studio.is-sidebar-collapsed .teacher-sidebar-pane {
    display: none;
  }

  .workspace-main,
  .detail-grid,
  .detail-grid-wide,
  .workspace-card-grid {
    grid-column: 2;
    grid-template-columns: 1fr;
  }

  .teacher-overview-embedded {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .teacher-shell {
    padding: 14px;
  }

  .teacher-topbar {
    display: grid;
    grid-template-columns: 1fr;
  }

  .teacher-actions,
  .teacher-update-actions,
  .class-form,
  .card-editor-grid,
  .detail-metrics,
  .teacher-inline-actions,
  .workspace-card-grid,
  .teacher-overview-embedded,
  .teacher-week-legend {
    grid-template-columns: 1fr;
  }

  .teacher-studio,
  .teacher-studio.is-sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .teacher-rail,
  .teacher-sidebar-pane,
  .workspace-main {
    position: static;
    min-height: auto;
  }

  .teacher-rail {
    grid-template-columns: 1fr;
  }

  .workspace-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .teacher-studio.is-sidebar-collapsed .teacher-sidebar-pane {
    display: none;
  }

  .workspace-hero,
  .detail-header {
    display: grid;
    grid-template-columns: 1fr;
  }

  .overview-badge-stack {
    max-width: none;
    justify-content: flex-start;
  }
}