:root {
  color-scheme: light;
  --navy-950: #101c2b;
  --navy-900: #14273b;
  --navy-800: #1f3850;
  --navy-700: #2f526a;
  --ink: #1b2b36;
  --muted: #667782;
  --cream: #f7f3ea;
  --cream-deep: #eee7da;
  --paper: #fffdf9;
  --white: #ffffff;
  --green-700: #346b55;
  --green-600: #4f8064;
  --green-100: #e8f1e9;
  --copper-700: #a05f3f;
  --copper-500: #c78359;
  --copper-100: #f8e9dd;
  --line: #dfe5e0;
  --error: #a04342;
  --error-bg: #fceceb;
  --shadow: 0 18px 45px rgba(23, 47, 63, 0.08);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.5;
}

button,
input,
textarea,
select {
  font: inherit;
}

button,
select,
input[type="checkbox"],
input[type="radio"] {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(199, 131, 89, 0.5);
  outline-offset: 2px;
}

a {
  color: var(--green-700);
}

.app-shell {
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 76px;
  padding: 0.8rem clamp(1.1rem, 4vw, 4rem);
  background: var(--navy-950);
  color: var(--white);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 200px;
  color: var(--white);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 12px 4px 12px 4px;
  color: #f7d7ba;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand-name,
.brand-subtitle {
  display: block;
}

.brand-name {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-subtitle {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.72rem;
}

.prototype-badge {
  flex: 1;
  color: #d5dfdc;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  text-align: center;
}

.account-mount {
  min-width: 180px;
}

.account-switcher {
  display: grid;
  gap: 0.2rem;
  color: var(--white);
  font-size: 0.78rem;
}

.account-switcher select {
  min-width: 150px;
  padding: 0.45rem 0.6rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  background: var(--navy-800);
  color: var(--white);
}

.app-body {
  display: grid;
  grid-template-columns: minmax(230px, 260px) minmax(0, 1fr);
  min-height: calc(100vh - 76px);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  padding: clamp(1.5rem, 4vw, 3.2rem) 1.25rem;
  background: var(--navy-900);
  color: var(--white);
}

.sidebar-intro {
  padding: 0 0.55rem;
}

.sidebar-intro p {
  max-width: 18rem;
  margin: 0.7rem 0 0;
  color: rgba(255, 255, 255, 0.67);
  font-size: 0.88rem;
}

.eyebrow {
  color: var(--copper-700);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sidebar .eyebrow {
  color: #efb987;
}

.primary-nav {
  display: grid;
  gap: 0.35rem;
}

.nav-item {
  width: 100%;
  padding: 0.75rem 0.8rem;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: rgba(255, 255, 255, 0.72);
  text-align: left;
}

.nav-item:hover,
.nav-item.active {
  border-color: rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.09);
  color: var(--white);
}

.nav-item.active {
  box-shadow: inset 3px 0 var(--copper-500);
}

.sidebar-note {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  margin-top: auto;
  padding: 0.85rem 0.55rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.76rem;
}

.sidebar-note p {
  margin: 0;
}

.note-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: var(--green-600);
  box-shadow: 0 0 0 4px rgba(79, 128, 100, 0.15);
}

.main-content {
  width: 100%;
  max-width: 1180px;
  padding: clamp(1rem, 4vw, 3.75rem) clamp(1rem, 5vw, 5rem) 5rem;
}

.catalog-status,
.workspace-status {
  min-height: 1.55rem;
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.catalog-status.success,
.workspace-status.success {
  color: var(--green-700);
}

.catalog-status.error,
.workspace-status.error,
.error-copy {
  color: var(--error);
}

.view-stack {
  display: grid;
  gap: 1.8rem;
  max-width: 920px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 0.8rem;
  color: var(--navy-950);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.1rem, 4.3vw, 3.8rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

h2 {
  color: var(--navy-900);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.35rem, 2.1vw, 2rem);
  font-weight: 500;
  letter-spacing: -0.025em;
}

h3 {
  color: var(--navy-900);
  font-size: 0.98rem;
}

.lede {
  max-width: 690px;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 1.03rem;
}

.catalog-note,
.muted-copy,
.field-help,
.source-subject,
.preview-meta {
  color: var(--muted);
  font-size: 0.82rem;
}

.catalog-note {
  display: inline-block;
  margin-bottom: 0.6rem;
  padding: 0.35rem 0.55rem;
  border-radius: 5px;
  background: var(--green-100);
  color: var(--green-700);
  font-weight: 700;
}

.builder-form,
.draft-editor,
.plan-card,
.privacy-card,
.empty-state,
.lesson-preview {
  padding: clamp(1.1rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

legend {
  margin-bottom: 0.45rem;
  color: var(--navy-900);
  font-size: 1rem;
  font-weight: 800;
}

.concept-picker {
  display: grid;
  gap: 0.4rem;
}

.concept-picker > .field-help {
  margin-bottom: 0.45rem;
}

.concept-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.7rem;
  align-items: center;
  padding: 0.75rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
}

.concept-option:hover {
  border-color: var(--copper-500);
}

.concept-option input {
  accent-color: var(--green-700);
}

.concept-copy,
.format-copy {
  display: grid;
  gap: 0.1rem;
}

.concept-copy strong {
  color: var(--navy-900);
  font-size: 0.88rem;
}

.concept-subject,
.concept-source {
  color: var(--muted);
  font-size: 0.73rem;
}

.concept-source {
  white-space: nowrap;
}

.selected-count {
  margin-top: 0.2rem;
  color: var(--green-700);
  font-size: 0.77rem;
  font-weight: 800;
}

.option-grid {
  display: grid;
  grid-template-columns: minmax(150px, 0.55fr) minmax(300px, 1.45fr);
  gap: 1.5rem;
  margin-top: 1.8rem;
}

.option-fieldset {
  display: grid;
  align-content: start;
  gap: 0.45rem;
}

.choice-chip,
.format-option {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.choice-chip:has(input:checked),
.format-option:has(input:checked) {
  border-color: var(--green-600);
  background: var(--green-100);
}

.choice-chip input,
.format-option input {
  margin-top: 0.25rem;
  accent-color: var(--green-700);
}

.format-copy span {
  color: var(--muted);
  font-size: 0.76rem;
}

.large-button {
  margin-top: 1.7rem;
}

.button {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.85rem;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: border-color 140ms ease, background 140ms ease, transform 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--green-700);
  color: var(--white);
}

.button.primary:hover {
  background: var(--navy-800);
}

.button.secondary {
  border-color: var(--green-700);
  background: var(--white);
  color: var(--green-700);
}

.button.ghost {
  border-color: var(--line);
  background: transparent;
  color: var(--navy-800);
}

.button.ghost:hover,
.button.secondary:hover {
  border-color: var(--copper-500);
}

.button.danger {
  color: var(--error);
}

.action-bar,
.inline-actions,
.saved-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.privacy-callout {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--copper-500);
  background: var(--copper-100);
  color: var(--navy-900);
}

.privacy-callout p {
  margin-bottom: 0;
  color: var(--navy-800);
  font-size: 0.84rem;
}

.draft-editor {
  display: grid;
  gap: 1.5rem;
}

.section-heading h2 {
  margin-bottom: 0.35rem;
}

.editor-form {
  display: grid;
  gap: 1rem;
}

.editor-field {
  display: grid;
  gap: 0.35rem;
}

.field-label {
  color: var(--navy-900);
  font-size: 0.78rem;
  font-weight: 800;
}

input[type="text"],
input[type="number"],
textarea {
  width: 100%;
  padding: 0.62rem 0.7rem;
  border: 1px solid #ccd8d3;
  border-radius: 5px;
  background: var(--white);
  color: var(--ink);
}

textarea {
  min-height: 4.2rem;
  resize: vertical;
}

.steps-editor,
.questions-editor {
  display: grid;
  gap: 0.7rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.step-editor-card {
  display: grid;
  gap: 0.45rem;
  padding: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.step-editor-title {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.5rem;
  align-items: center;
}

.step-number {
  display: inline-grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 800;
}

.minutes-input {
  display: flex;
  gap: 0.25rem;
  align-items: center;
  color: var(--muted);
  font-size: 0.72rem;
}

.minutes-input input {
  width: 62px;
  padding: 0.42rem;
}

.source-section {
  display: grid;
  gap: 0.65rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.source-section h3 {
  margin-bottom: 0;
}

.source-card {
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.source-card h3 {
  margin-bottom: 0.1rem;
}

.source-subject,
.source-row {
  margin-bottom: 0.2rem;
}

.source-row {
  font-size: 0.78rem;
}

.source-label {
  display: inline-block;
  width: 4.2rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.generation-preview {
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.generation-preview summary {
  cursor: pointer;
  color: var(--navy-800);
  font-size: 0.86rem;
  font-weight: 800;
}

.request-preview {
  overflow: auto;
  margin: 0;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--navy-950);
  color: #dfe9e4;
  font-size: 0.76rem;
}

.preview-panel {
  padding-top: 0.5rem;
}

.lesson-preview {
  display: grid;
  gap: 0.9rem;
}

.lesson-preview h2 {
  margin-bottom: 0;
}

.preview-flow {
  display: grid;
  gap: 0.65rem;
}

.preview-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 0.7rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--line);
}

.preview-step .step-number {
  grid-row: span 2;
  background: var(--green-700);
}

.preview-step h3 {
  margin-bottom: 0.15rem;
}

.preview-step p {
  grid-column: 2;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.preview-section {
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
}

.preview-section h3 {
  margin-bottom: 0.45rem;
}

.preview-section li,
.preview-section p {
  color: var(--muted);
  font-size: 0.86rem;
}

.caution {
  padding: 0.9rem;
  border: 1px solid #ecd5bb;
  border-radius: 6px;
  background: #fff8ef;
}

.caution p:last-child {
  margin-bottom: 0;
}

.saved-list {
  display: grid;
  gap: 0.75rem;
}

.saved-card {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 1.05rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.saved-card h2 {
  margin: 0.2rem 0;
  font-size: 1.25rem;
}

.saved-card p {
  margin-bottom: 0;
}

.empty-state {
  text-align: center;
}

.empty-state h2 {
  margin-bottom: 0.4rem;
}

.plan-card,
.privacy-card {
  display: grid;
  gap: 0.85rem;
}

.plan-card h2 {
  margin-bottom: 0;
}

.pilot-access-notice,
.admin-pilot-panel {
  display: grid;
  gap: 0.45rem;
  padding: 0.9rem;
  border: 1px solid #ecd5bb;
  border-radius: 7px;
  background: #fff8ef;
}

.pilot-access-notice p,
.admin-pilot-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.admin-pilot-panel {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  background: var(--green-100);
  border-color: #c7d9d0;
}

.admin-pilot-panel .eyebrow,
.admin-pilot-panel h2,
.admin-pilot-panel .admin-pilot-status {
  grid-column: 1;
}

.admin-pilot-panel h2 {
  margin: 0;
}

.admin-pilot-panel .button {
  grid-column: 2;
  grid-row: 1 / span 3;
}

.admin-pilot-panel [role="alert"] {
  color: var(--error);
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.plan-grid p {
  min-height: 5rem;
  margin: 0;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  font-size: 0.82rem;
}

.plan-grid strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--navy-800);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.account-identifier {
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.toggle-row {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  font-weight: 800;
}

.toggle-row input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--green-700);
}

.storage-state {
  margin-bottom: 0;
  color: var(--green-700);
  font-size: 0.8rem;
  font-weight: 700;
}

.loading-panel {
  display: grid;
  max-width: 600px;
  gap: 0.6rem;
  padding: clamp(2rem, 7vw, 5rem) 0;
}

.loading-panel h1 {
  margin-bottom: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.loading-panel p {
  color: var(--muted);
}

.loading-mark {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 16px 6px 16px 6px;
  background: var(--navy-900);
  color: #f4c59c;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.error-panel {
  padding-top: 2rem;
}

.link-error {
  color: var(--error);
  font-size: 0.76rem;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.noscript-message {
  max-width: 46rem;
  margin: 3rem auto;
  padding: 1rem;
  border: 1px solid var(--copper-500);
  background: var(--copper-100);
  color: var(--navy-900);
}

@media (max-width: 940px) {
  .topbar {
    flex-wrap: wrap;
  }

  .prototype-badge {
    order: 3;
    flex-basis: 100%;
    text-align: left;
  }

  .app-body {
    grid-template-columns: 1fr;
  }

  .sidebar {
    gap: 1.2rem;
    padding: 1rem;
  }

  .sidebar-intro {
    display: none;
  }

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

  .sidebar-note {
    display: none;
  }

  .nav-item {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .topbar {
    gap: 0.8rem;
  }

  .brand {
    min-width: 0;
  }

  .account-mount {
    margin-left: auto;
    min-width: 0;
  }

  .account-switcher select {
    min-width: 110px;
  }

  .main-content {
    padding: 1.1rem 0.9rem 3rem;
  }

  .primary-nav {
    grid-template-columns: 1fr;
  }

  .nav-item {
    text-align: left;
  }

  .option-grid,
  .plan-grid {
    grid-template-columns: 1fr;
  }

  .concept-option {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .concept-source {
    grid-column: 2;
  }

  .saved-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .saved-card-actions {
    width: 100%;
  }

  .saved-card-actions .button {
    flex: 1;
  }

  .action-bar .button {
    flex: 1 1 calc(50% - 0.55rem);
  }
}

@media print {
  @page {
    margin: 0.55in;
  }

  .topbar,
  .sidebar,
  .catalog-status,
  .workspace-status,
  .build-section,
  .draft-editor,
  .action-bar,
  .source-section,
  .generation-preview {
    display: none !important;
  }

  .app-body {
    display: block;
  }

  .main-content {
    max-width: none;
    padding: 0;
  }

  .lesson-preview,
  .preview-panel {
    border: 0;
    box-shadow: none;
  }

  .student-print-panel {
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  .student-worksheet {
    width: 100%;
    max-width: none;
    border: 0;
    box-shadow: none;
  }

  .screen-only {
    display: none !important;
  }

  .student-worksheet .screen-only {
    display: none !important;
  }
}

/* Account and generated-draft surfaces */
.account-summary,
.visitor-account {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.account-summary .eyebrow {
  margin-right: 0.15rem;
}

.compact-button {
  min-height: 2rem;
  padding: 0.35rem 0.65rem;
  font-size: 0.72rem;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 1.2rem 0 1.4rem;
  padding: 0;
  list-style: none;
}

.workflow-step {
  display: grid;
  gap: 0.2rem;
  align-content: start;
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-size: 0.78rem;
}

.workflow-step strong {
  color: var(--navy-900);
  font-size: 0.84rem;
}

.workflow-number {
  color: var(--copper-700);
  font-size: 0.73rem;
  font-weight: 900;
}

.ai-status-copy {
  max-width: 52rem;
  margin-top: 0.65rem;
}

.worksheet-editor {
  display: grid;
  gap: 0.5rem;
  margin-top: 1.1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--green-100);
}

.worksheet-editor .editor-field {
  background: rgba(255, 255, 255, 0.74);
}

.generation-meta {
  margin-top: 0.9rem;
  color: var(--muted);
  font-size: 0.75rem;
}

.parent-guide {
  border-left: 3px solid var(--copper-500);
  padding-left: 1rem;
}

/* Adult-only administration surface */
.admin-view {
  max-width: 1180px;
}

.admin-access-panel,
.admin-panel {
  display: grid;
  gap: 1rem;
  padding: clamp(1.1rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.admin-access-panel h1,
.admin-panel h1 {
  margin-bottom: 0.15rem;
}

.admin-header {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
}

.admin-header .lede {
  margin-bottom: 0;
}

.admin-live-status {
  min-height: 1.3rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.admin-live-status[role="alert"] {
  color: var(--error);
}

.admin-loading {
  padding: 2rem 1rem;
  border: 1px dashed var(--line);
  border-radius: 7px;
  color: var(--muted);
  text-align: center;
}

.admin-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--white);
}

.admin-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.admin-table th,
.admin-table td {
  padding: 0.7rem 0.65rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}

.admin-table th {
  background: var(--cream-deep);
  color: var(--navy-900);
  font-size: 0.69rem;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

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

.admin-account-id {
  max-width: 16rem;
  color: var(--navy-800);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  overflow-wrap: anywhere;
}

.admin-actions {
  display: flex;
  min-width: 12.5rem;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.admin-actions .button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.admin-pagination {
  display: flex;
  gap: 0.55rem;
  justify-content: flex-end;
}

.admin-pagination .button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

@media (max-width: 640px) {
  .admin-pilot-panel {
    grid-template-columns: 1fr;
  }

  .admin-pilot-panel .button {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
  }

  .admin-header {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-header > .button {
    align-self: flex-start;
  }

  .admin-pagination {
    justify-content: stretch;
  }

  .admin-pagination .button {
    flex: 1;
  }
}

.billing-actions {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.student-print-panel {
  max-width: 760px;
  margin: 0 auto;
}

.student-worksheet {
  padding: clamp(1rem, 3vw, 2.2rem);
  border: 1px solid var(--line);
  background: #fff;
  color: var(--navy-950);
}

.worksheet-header {
  margin-bottom: 1.3rem;
  border-bottom: 2px solid var(--navy-900);
  padding-bottom: 0.8rem;
  break-after: avoid;
  page-break-after: avoid;
}

.worksheet-header h1 {
  margin: 0.25rem 0 0.3rem;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
}

.worksheet-duration,
.worksheet-provenance {
  color: var(--muted);
  font-size: 0.75rem;
}

.worksheet-instructions {
  margin: 1rem 0 1.2rem;
  font-weight: 700;
}

.worksheet-items {
  display: grid;
  gap: 1.3rem;
  margin: 0;
  padding-left: 1.45rem;
}

.worksheet-item {
  padding-left: 0.2rem;
  break-inside: avoid;
  page-break-inside: avoid;
}

.worksheet-prompt {
  margin-bottom: 0.65rem;
  font-weight: 700;
}

.worksheet-answer-lines {
  display: grid;
  gap: 0.65rem;
}

.worksheet-answer-line {
  min-height: 1.3rem;
  border-bottom: 1px solid #65717a;
}

.worksheet-provenance {
  margin-top: 2rem;
  border-top: 1px solid var(--line);
  padding-top: 0.6rem;
}

@media (max-width: 640px) {
  .workflow-steps {
    grid-template-columns: 1fr;
  }
}