:root {
  color: #17212b;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --brand: #007bb0;
  --brand-strong: #005f89;
  --brand-soft: #e7f4f8;
  --canvas: #f3f6f7;
  --surface: #ffffff;
  --surface-soft: #edf2f4;
  --ink: #17212b;
  --muted: #5b6973;
  --line: #ced9de;
  --success: #176b46;
  --success-soft: #e9f6ef;
  --danger: #9d2723;
  --danger-soft: #fcebea;
  --focus: #6b4c00;
  --space-1: 0.35rem;
  --space-2: 0.65rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.25rem;
  --radius-control: 0.5rem;
  --radius-panel: 0.85rem;
  --shadow-panel: 0 18px 52px rgba(28, 52, 66, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--canvas);
}

body {
  background: var(--canvas);
  color: var(--ink);
  margin: 0;
  min-height: 100vh;
}

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

a,
button {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: var(--brand-strong);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  background: var(--surface);
  left: var(--space-3);
  padding: 0.8rem;
  position: fixed;
  top: -6rem;
  z-index: 200;
}

.skip-link:focus {
  top: var(--space-3);
}

.app-header {
  align-items: center;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: clamp(var(--space-3), 3vw, 2.4rem);
  min-height: 4.75rem;
  padding: 0.7rem clamp(var(--space-3), 4vw, 3rem);
  position: sticky;
  top: 0;
  z-index: 30;
}

.brand {
  color: var(--brand-strong);
  font-size: 1.28rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.primary-nav {
  align-self: stretch;
  display: flex;
  gap: clamp(var(--space-3), 3vw, 1.35rem);
}

.primary-nav a {
  align-items: center;
  border-bottom: 3px solid transparent;
  color: var(--muted);
  display: flex;
  font-weight: 780;
  justify-content: center;
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding-inline: 0.4rem;
  text-decoration: none;
}

.primary-nav a[aria-current="page"] {
  border-bottom-color: var(--brand);
  color: var(--ink);
}

.account {
  align-items: center;
  display: flex;
  gap: var(--space-2);
  margin-left: auto;
  min-width: 0;
}

.account-copy {
  line-height: 1.15;
  margin: 0;
  max-width: 14rem;
  min-width: 0;
  text-align: right;
}

.account-copy strong,
.account-copy span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-copy strong {
  font-size: 0.86rem;
}

.account-copy span {
  color: var(--muted);
  font-size: 0.72rem;
}

.button,
.quiet-button {
  align-items: center;
  border-radius: var(--radius-control);
  cursor: pointer;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 3rem;
  padding: 0.68rem var(--space-3);
  text-decoration: none;
}

.button {
  background: var(--brand);
  border: 2px solid var(--brand);
  color: #ffffff;
}

.button.secondary {
  background: var(--surface);
  color: var(--brand-strong);
}

.quiet-button {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.page-shell {
  margin: 0 auto;
  max-width: 62rem;
  padding: clamp(1.2rem, 4vw, 3rem);
}

.page-heading {
  margin-bottom: var(--space-4);
}

.eyebrow {
  color: var(--brand-strong);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  margin: 0;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.8rem, 5vw, 2.75rem);
  letter-spacing: -0.035em;
  line-height: 1.06;
  margin: 0.3rem 0 0.5rem;
  overflow-wrap: anywhere;
}

h2 {
  font-size: clamp(1.25rem, 3vw, 1.65rem);
  letter-spacing: -0.02em;
  margin-top: 0;
}

.lede,
.empty-state p {
  color: var(--muted);
}

.lede {
  margin: 0;
}

.empty-state {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-panel);
  min-height: 14rem;
  padding: clamp(var(--space-3), 4vw, var(--space-5));
}

.empty-state p {
  max-width: 36rem;
  overflow-wrap: anywhere;
}

.status {
  background: var(--success-soft);
  border-left: 0.35rem solid var(--success);
  color: #105437;
  margin: 0 0 var(--space-4);
  overflow-wrap: anywhere;
  padding: 0.9rem var(--space-3);
}

.status.error {
  background: var(--danger-soft);
  border-left-color: var(--danger);
  color: #731d1a;
}

.guided-result-shell {
  max-width: 42rem;
}

.guided-result-heading {
  margin-bottom: var(--space-4);
}

.guided-task,
.previous-result,
.result-queue {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-panel);
  padding: clamp(var(--space-3), 4vw, var(--space-5));
}

.previous-result,
.result-queue {
  margin-top: var(--space-4);
}

.previous-result {
  background: var(--brand-soft);
  box-shadow: none;
}

.previous-result p:first-of-type {
  color: var(--muted);
}

.previous-result ol,
.result-queue ol {
  display: grid;
  gap: var(--space-2);
}

.sync-status[data-state="offline"],
.sync-status[data-state="pending"] {
  background: #fff4cc;
  border-left-color: #8a5a00;
  color: #533700;
}

.sync-status[data-state="error"] {
  background: var(--danger-soft);
  border-left-color: var(--danger);
  color: #731d1a;
}

.sync-status[data-state="confirmed"] {
  background: var(--success-soft);
  border-left-color: var(--success);
  color: #105437;
}

.series-form {
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  display: grid;
  gap: var(--space-3);
  margin: var(--space-4) 0;
  min-width: 0;
  padding: var(--space-3);
}

.series-form[hidden] {
  display: none;
}

.series-form legend {
  font-size: 1.08rem;
  font-weight: 900;
  padding-inline: var(--space-1);
}

.series-form .field {
  display: grid;
  gap: var(--space-1);
}

.series-form .field > label {
  font-weight: 800;
}

.series-form input[type="number"] {
  background: var(--surface);
  border: 2px solid #73848e;
  border-radius: var(--radius-control);
  font-size: 1.5rem;
  min-height: 3.75rem;
  padding: 0.6rem 0.75rem;
  width: 100%;
}

.load-input-row {
  display: block;
}

.load-input-row[data-load-enhanced="true"] {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: 4rem minmax(0, 1fr) 4rem;
}

.load-step {
  align-items: center;
  background: var(--brand-soft);
  border: 2px solid var(--brand);
  border-radius: var(--radius-control);
  color: var(--brand-strong);
  cursor: pointer;
  display: inline-flex;
  font-size: 2rem;
  font-weight: 800;
  justify-content: center;
  min-height: 4rem;
  min-width: 4rem;
  padding: 0;
}

.load-step[hidden] {
  display: none;
}

.form-actions {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.form-actions .button,
.form-actions .danger-button,
.guided-continuation .button,
.draft-series-remove {
  min-height: 3.5rem;
  width: 100%;
}

.form-actions .button[hidden] {
  display: none;
}

.persisted-series-delete {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: var(--space-2);
  min-height: 3rem;
  padding: 0.25rem;
}

.persisted-series-delete input {
  flex: 0 0 auto;
  height: 2.75rem;
  margin: 0;
  width: 2.75rem;
}

.guided-continuation {
  border-top: 1px solid var(--line);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
}

.queue-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.queue-actions button {
  min-height: 3rem;
}

.logout-dialog {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-panel);
  color: var(--ink);
  max-width: min(32rem, calc(100vw - 2rem));
  padding: clamp(var(--space-4), 5vw, var(--space-5));
}

.logout-dialog::backdrop {
  background: rgba(23, 33, 43, 0.58);
}

.logout-dialog-actions {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.danger-button {
  align-items: center;
  background: var(--danger);
  border: 2px solid var(--danger);
  border-radius: var(--radius-control);
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 3rem;
  padding: 0.68rem var(--space-3);
}

.breadcrumbs ol {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
}

.breadcrumbs li:not(:last-child)::after {
  color: var(--muted);
  content: "/";
  margin-left: var(--space-2);
}

.breadcrumbs li,
.breadcrumbs a {
  max-width: 100%;
  min-width: 0;
  overflow-wrap: anywhere;
}

.breadcrumbs a {
  align-items: center;
  display: inline-flex;
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding-block: 0.6rem;
}

.breadcrumbs [aria-current="page"] {
  color: var(--muted);
}

.context-return {
  display: inline-flex;
  font-weight: 800;
  min-height: 2.75rem;
  padding-block: 0.7rem;
}

.section-tabs {
  background: var(--surface-soft);
  border-radius: var(--radius-control);
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin: 0 0 var(--space-5);
  padding: 0.25rem;
}

.section-tabs a {
  align-items: center;
  border: 1px solid transparent;
  border-radius: calc(var(--radius-control) - 0.15rem);
  color: var(--muted);
  display: inline-flex;
  font-weight: 800;
  min-height: 2.75rem;
  padding: 0.6rem var(--space-3);
  text-decoration: none;
}

.section-tabs a[aria-current="page"] {
  background: var(--surface);
  border-color: var(--line);
  color: var(--ink);
}

.session-list,
.exercise-list,
.history-groups,
.history-entries {
  display: grid;
  gap: var(--space-3);
}

.session-card,
.history-entry {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  padding: clamp(var(--space-3), 3vw, var(--space-4));
}

.session-card-heading {
  border-bottom: 1px solid var(--line);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
}

.session-card-heading h2,
.exercise-card h3 {
  margin-bottom: var(--space-1);
}

.session-state,
.result-state,
.history-date {
  font-weight: 800;
  margin: 0;
}

.session-state,
.muted {
  color: var(--muted);
}

.session-state.success {
  color: var(--success);
}

.exercise-card {
  background: var(--surface-soft);
  border-left: 0.3rem solid var(--brand);
  border-radius: var(--radius-control);
  padding: var(--space-3);
}

.result-series {
  display: grid;
  gap: var(--space-1);
  margin-bottom: 0;
  padding-left: 1.4rem;
}

.reference-state {
  background: var(--brand-soft);
  border-left: 0.3rem solid var(--brand);
  color: var(--brand-strong);
  font-weight: 800;
  margin: var(--space-3) 0 0;
  padding: 0.65rem 0.75rem;
}

.history-group h2 {
  margin-bottom: var(--space-3);
  overflow-wrap: anywhere;
}

.history-date {
  color: var(--muted);
}

.agenda-shell {
  max-width: 74rem;
}

.agenda-heading,
.agenda-section-heading {
  align-items: flex-start;
  display: flex;
  gap: var(--space-4);
  justify-content: space-between;
}

.agenda-heading > div,
.agenda-section-heading > div {
  min-width: 0;
}

.agenda-actions,
.agenda-week-navigation,
.agenda-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.agenda-actions {
  flex: 0 0 auto;
}

.agenda-tabs {
  margin-bottom: var(--space-4);
}

.agenda-timeline,
.agenda-user-list,
.agenda-detail-actions {
  display: grid;
  gap: var(--space-2);
}

.agenda-slot-card,
.agenda-day-card,
.agenda-detail,
.agenda-user-assignment {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
}

.agenda-slot-card {
  align-items: center;
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 6rem minmax(0, 1fr) auto;
  padding: var(--space-4);
}

.agenda-slot-card h2,
.agenda-slot-card p,
.agenda-user-assignment {
  margin-block: 0;
}

.agenda-time {
  color: var(--brand-strong);
  font-size: 1.55rem;
  font-weight: 900;
}

.agenda-week {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.agenda-day-card {
  min-width: 0;
  padding: var(--space-3);
}

.agenda-day-card ul {
  padding-left: 1.3rem;
}

.agenda-active-layout {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-3);
}

.agenda-detail {
  align-self: start;
  min-width: 0;
  overflow-wrap: anywhere;
  padding: var(--space-4);
}

.agenda-exercises {
  display: grid;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
}

.agenda-exercise {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: var(--space-2);
  grid-template-columns: minmax(0, 1fr) auto;
  padding: var(--space-2) 0;
}

.agenda-exercise h3 {
  font-size: 1rem;
  margin: 0;
}

.agenda-exercise p {
  margin-bottom: 0;
}

.agenda-exercise a,
.session-exercise-item > a {
  align-items: center;
  display: inline-flex;
  min-height: 2.75rem;
  min-width: 2.75rem;
}

.agenda-detail-actions {
  border-top: 1px solid var(--line);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
}

.agenda-detail-actions a {
  align-items: center;
  display: inline-flex;
  min-height: 2.75rem;
}

.agenda-users {
  margin-top: var(--space-5);
}

.agenda-section-heading h2 {
  margin-bottom: 0;
}

.agenda-user-assignment {
  overflow-wrap: anywhere;
  padding: var(--space-3);
}

.agenda-user-assignment a {
  align-items: center;
  display: inline-flex;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  padding-inline: var(--space-2);
}

.agenda-day-card h2 a,
.agenda-slot-card a,
.session-next-action a {
  align-items: center;
  display: inline-flex;
  min-height: 44px;
  min-width: 44px;
  padding-inline: var(--space-2);
}

.compact-empty-state {
  min-height: 0;
}

.session-next-action,
.session-exercise-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  padding: var(--space-4);
}

.session-next-action {
  margin-bottom: var(--space-4);
}

.session-actions,
.session-order-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.session-actions {
  margin-bottom: var(--space-4);
}

.catalog-actions {
  margin-bottom: var(--space-4);
}

.catalog-list {
  display: grid;
  gap: var(--space-3);
  list-style: none;
  padding: 0;
}

.catalog-item,
.catalog-form-shell {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  padding: var(--space-4);
}

.catalog-item {
  align-items: center;
  display: grid;
  gap: var(--space-2);
  grid-template-columns: minmax(0, 1fr) auto;
}

.catalog-item h2 {
  margin: 0;
  overflow-wrap: anywhere;
}

.catalog-item a {
  align-items: center;
  display: inline-flex;
  min-height: 44px;
  min-width: 44px;
  padding-inline: var(--space-2);
}

.catalog-form-shell {
  max-width: 42rem;
}

.catalog-form {
  display: grid;
  gap: var(--space-4);
}

.session-exercise-list {
  display: grid;
  gap: var(--space-3);
  list-style: none;
  padding: 0;
}

.session-exercise-item {
  display: grid;
  gap: var(--space-2);
}

.session-exercise-heading h2,
.session-exercise-heading p {
  margin-bottom: 0;
}

.session-order-actions form {
  margin: 0;
}

@media (min-width: 48rem) {
  .agenda-week {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .agenda-active-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.series-heading {
  font-size: 1rem;
  margin: var(--space-3) 0 var(--space-2);
}

.reference-action {
  margin-top: var(--space-3);
}

.auth-page {
  display: grid;
  grid-template-rows: 1fr auto;
}

.auth-shell {
  align-items: center;
  display: grid;
  padding: clamp(var(--space-3), 6vw, 4rem);
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-panel);
  margin: 0 auto;
  max-width: 30rem;
  padding: clamp(var(--space-4), 6vw, 2.5rem);
  width: 100%;
}

.auth-brand {
  color: var(--brand-strong);
  display: inline-block;
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-5);
  text-decoration: none;
}

.auth-form {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.field,
.workflow-form > p,
.context-form-fields > div {
  display: grid;
  gap: var(--space-1);
  margin: 0;
}

.field label,
.workflow-form > p label,
.context-form-fields label {
  font-size: 0.9rem;
  font-weight: 800;
}

.field input,
.field select,
.field textarea,
.workflow-form > p input:not([type="hidden"]):not([type="checkbox"]),
.workflow-form > p select,
.workflow-form > p textarea,
.context-form-fields input,
.context-form-fields select,
.context-form-fields textarea {
  background: var(--surface);
  border: 2px solid #73848e;
  border-radius: var(--radius-control);
  min-height: 3rem;
  padding: 0.65rem 0.75rem;
  width: 100%;
}

.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"],
.context-form-fields input[aria-invalid="true"],
.context-form-fields select[aria-invalid="true"],
.context-form-fields textarea[aria-invalid="true"] {
  border-color: var(--danger);
}

.errorlist {
  margin: 0;
  padding-left: 1.2rem;
}

.field-errors {
  color: var(--danger);
  font-size: 0.9rem;
}

.form-errors {
  margin-bottom: 0;
}

.workflow-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-panel);
  margin-top: var(--space-4);
  padding: clamp(var(--space-3), 4vw, var(--space-5));
}

.workflow-form {
  display: grid;
  gap: var(--space-3);
}

.context-form-shell {
  max-width: 48rem;
}

.context-form-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-panel);
  padding: clamp(var(--space-3), 4vw, var(--space-5));
}

.context-form {
  display: grid;
  gap: var(--space-3);
}

.context-form-fields {
  display: grid;
  gap: var(--space-3);
}

.context-form-fields .helptext {
  color: var(--muted);
  font-size: 0.9rem;
}

.auth-footer {
  color: var(--muted);
  font-size: 0.78rem;
  padding: var(--space-3);
  text-align: center;
}

@media (max-width: 43rem) {
  .app-header {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.45rem var(--space-3);
  }

  .primary-nav {
    order: 3;
    width: 100%;
  }

  .account-copy {
    max-width: 7.5rem;
  }

  .quiet-button {
    padding-inline: var(--space-2);
  }

  .page-shell {
    padding: var(--space-3);
  }

  .auth-shell {
    align-items: start;
    padding: var(--space-3);
  }

  .auth-card {
    padding: var(--space-4);
  }

  .auth-form .button {
    width: 100%;
  }

  .context-form .button {
    width: 100%;
  }

  .section-tabs {
    display: grid;
    width: 100%;
  }

  .agenda-heading,
  .agenda-section-heading,
  .agenda-slot-card {
    display: grid;
  }

  .agenda-actions,
  .agenda-actions .button,
  .agenda-section-heading .button,
  .catalog-actions .button {
    width: 100%;
  }

  .catalog-item {
    align-items: start;
    grid-template-columns: 1fr;
  }

  .agenda-slot-card {
    grid-template-columns: 1fr;
  }

}

.session-results {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
}

.session-results section {
  background: var(--surface-soft);
  border-radius: var(--radius-control);
  min-width: 0;
  padding: var(--space-3);
}

.session-results h3 {
  margin-bottom: var(--space-2);
}