:root {
  color-scheme: light;
  --background: #f6f7f9;
  --border: #d9dee7;
  --danger: #9f1c1c;
  --danger-background: #fff0f0;
  --ink: #172033;
  --muted: #5f6b7a;
  --notice: #17653a;
  --notice-background: #edf9f1;
  --primary: #3157d5;
  --primary-dark: #2444ad;
  --surface: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  background: var(--background);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  margin: 0;
}

a {
  color: var(--primary);
}

a:hover {
  color: var(--primary-dark);
}

.site-header {
  align-items: center;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  padding: 0.9rem max(1rem, calc((100% - 70rem) / 2));
}

.brand {
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 750;
  text-decoration: none;
}

.navigation {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: flex-end;
}

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

.navigation__form {
  margin: 0;
}

.page {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  margin: 2rem auto;
  max-width: 70rem;
  padding: clamp(1.25rem, 3vw, 2.5rem);
  width: calc(100% - 2rem);
}

.flash {
  border: 1px solid;
  border-radius: 0.5rem;
  margin: 1rem auto 0;
  max-width: 70rem;
  padding: 0.75rem 1rem;
  width: calc(100% - 2rem);
}

.flash--notice {
  background: var(--notice-background);
  border-color: var(--notice);
  color: var(--notice);
}

.flash--alert {
  background: var(--danger-background);
  border-color: var(--danger);
  color: var(--danger);
}

.button,
button,
input[type="submit"] {
  background: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 0.4rem;
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  font-weight: 650;
  padding: 0.45rem 0.8rem;
}

.button:hover,
button:hover,
input[type="submit"]:hover {
  background: var(--primary-dark);
}

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

a.button {
  display: inline-block;
  text-decoration: none;
}

.page-heading {
  align-items: flex-start;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.page-heading h1,
.page-heading p {
  margin-top: 0;
}

.page-heading__actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.form-actions,
.table-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.form-errors {
  background: var(--danger-background);
  border: 1px solid var(--danger);
  border-radius: 0.5rem;
  color: var(--danger);
  padding: 0.75rem 1rem;
}

.form-errors h2 {
  font-size: 1rem;
  margin-top: 0;
}

.inline-form {
  margin: 0;
}

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

table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem;
  text-align: left;
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.table-actions {
  justify-content: flex-end;
  margin: 0;
}

.empty-state {
  border: 1px dashed var(--border);
  border-radius: 0.5rem;
  padding: 2rem;
  text-align: center;
}

.empty-state h2 {
  margin-top: 0;
}

.empty-state__actions {
  justify-content: center;
}

.row-errors {
  color: var(--danger);
  margin: 0;
  padding-left: 1.25rem;
}

.summary-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  margin-bottom: 1.5rem;
}

.summary-card {
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.25rem;
}

.summary-card h2 {
  font-size: 1rem;
  margin: 0 0 0.5rem;
}

.summary-card__value {
  font-size: 2rem;
  font-weight: 750;
  line-height: 1;
  margin: 0 0 0.5rem;
}

.dashboard-next-step {
  margin-top: 1.5rem;
}

.dashboard-section {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding-top: 1.5rem;
}

.visually-hidden {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

input[type="email"],
input[type="password"],
input[type="text"],
textarea {
  border: 1px solid var(--border);
  border-radius: 0.4rem;
  font: inherit;
  max-width: 32rem;
  padding: 0.55rem 0.65rem;
  width: 100%;
}

textarea {
  resize: vertical;
}

label {
  display: block;
  font-weight: 650;
  margin: 1rem 0 0.3rem;
}

fieldset {
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  margin: 1.5rem 0 0;
  padding: 1rem;
}

legend {
  font-weight: 650;
  padding: 0 0.35rem;
}

.checkbox-field {
  align-items: baseline;
  display: flex;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.checkbox-field label {
  display: inline;
  font-weight: 400;
  margin: 0;
}

.field-help {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 0.35rem;
}

.tap-questions {
  border-top: 1px solid var(--border);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
}

.answer-option-row {
  align-items: center;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: auto 5rem minmax(10rem, 32rem);
  margin: 0.75rem 0;
}

.answer-option-row label {
  margin: 0;
}

.question-list {
  padding-left: 1.5rem;
}

.question-list li {
  align-items: start;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  padding: 1rem 0 1rem 0.25rem;
}

.question-list p {
  color: var(--muted);
  margin: 0.25rem 0 0;
}

.version-list {
  list-style: none;
  padding: 0;
}

.version-list li {
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.version-list span {
  color: var(--muted);
}

.published-content > h2 {
  margin-top: 2rem;
}

.published-questions > li {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0 1.25rem 0.25rem;
}

.published-questions ol {
  padding-left: 1.75rem;
}

.answer-option--correct {
  color: var(--notice);
}

.text-content {
  max-width: 50rem;
}

.action-checklist {
  max-width: 50rem;
  padding-left: 1.75rem;
}

.action-checklist li {
  margin: 0.5rem 0;
  padding-left: 0.25rem;
}

.knowledge-list {
  display: grid;
  gap: 1rem;
}

.knowledge-entry {
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1.25rem;
}

.knowledge-entry h2 {
  margin-top: 0;
}

.distribution-summary {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
}

.distribution-summary > div {
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 1rem;
}

.distribution-summary dt {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 650;
  text-transform: uppercase;
}

.distribution-summary dd {
  font-size: 1.25rem;
  font-weight: 650;
  margin: 0.25rem 0 0;
}

.invitation-links {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.invitation-link-row {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}

.invitation-link-row label {
  margin-top: 0;
}

.results-section {
  margin-top: 2.5rem;
}

.result-card {
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  margin: 1rem 0;
  padding: 1rem;
}

.result-card h3 {
  margin-top: 0;
}

.individual-results {
  display: grid;
  gap: 0.75rem;
}

.individual-results .result-card {
  margin: 0;
}

.individual-results summary {
  cursor: pointer;
}

.individual-answers li {
  margin: 0.75rem 0;
}

.recipient-tap {
  margin: 0 auto;
  max-width: 46rem;
}

.recipient-tap__greeting {
  color: var(--muted);
}

.attribution-notice {
  background: #eef3ff;
  border: 1px solid var(--primary);
  border-radius: 0.5rem;
  margin: 1.5rem 0;
  padding: 1rem;
}

.attribution-notice p {
  margin-bottom: 0;
}

.question-progress {
  color: var(--muted);
  font-weight: 650;
}

.recipient-options {
  border: 0;
  margin-top: 1rem;
  padding: 0;
}

.recipient-option {
  align-items: baseline;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  display: flex;
  gap: 0.75rem;
  margin: 0.75rem 0;
  padding: 1rem;
}

.recipient-option label {
  cursor: pointer;
  flex: 1;
  margin: 0;
}

.answer-feedback {
  border: 1px solid;
  border-radius: 0.5rem;
  margin: 1.5rem 0;
  padding: 1rem;
}

.answer-feedback h2 {
  margin-top: 0;
}

.answer-feedback--correct {
  background: var(--notice-background);
  border-color: var(--notice);
}

.answer-feedback--incorrect {
  background: #fff8e6;
  border-color: #9a6700;
}

.completion-message {
  text-align: center;
}

.completion-message .action-checklist {
  display: inline-block;
  text-align: left;
}

@media (max-width: 48rem) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .navigation {
    justify-content: flex-start;
  }

  .navigation__identity {
    flex-basis: 100%;
  }

  .page-heading {
    flex-direction: column;
  }

  .page {
    margin-top: 1rem;
  }
}