:root {
  --bg: #f7f1e8;
  --panel: #fffaf3;
  --ink: #1e1d1a;
  --muted: #6f675d;
  --accent: #c45b2d;
  --accent-soft: #f0d4c6;
  --line: #d9c9b5;
  --success: #245c43;
  --shadow: 0 20px 60px rgba(63, 37, 20, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(196, 91, 45, 0.16), transparent 30%),
    linear-gradient(180deg, #fbf6ef 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
}

.shell {
  width: min(1120px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 48px 0 72px;
}

.hero,
.session-card,
.external-import-card,
.task-card,
.results-card,
.battery-guide-card {
  background: rgba(255, 250, 243, 0.88);
  border: 1px solid rgba(217, 201, 181, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 28px;
  margin-bottom: 18px;
}

.hero::after {
  content: "";
  position: absolute;
  top: -84px;
  right: -62px;
  width: 240px;
  height: 240px;
  border: 1px solid rgba(196, 91, 45, 0.2);
  border-radius: 50%;
  box-shadow:
    0 0 0 24px rgba(196, 91, 45, 0.04),
    0 0 0 58px rgba(196, 91, 45, 0.025);
  pointer-events: none;
}

.brand-lockup {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.hero-topline {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 34px;
}

.access-logout {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 14px;
  background: rgba(255, 250, 243, 0.8);
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  cursor: pointer;
}

.access-logout:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(196, 91, 45, 0.45);
  border-radius: 50% 50% 50% 16%;
  background: var(--accent);
  color: #fffaf3;
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  transform: rotate(-4deg);
}

.brand-mark::first-letter {
  transform: rotate(4deg);
}

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

.brand-name {
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  line-height: 1;
}

.brand-tagline {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(220px, 0.5fr);
  gap: 36px;
  align-items: end;
}

.hero-grid h1 {
  max-width: 720px;
}

.hero-grid .intro {
  max-width: 760px;
  margin-bottom: 0;
}

.pilot-note {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-left: 3px solid var(--accent);
  background: rgba(196, 91, 45, 0.07);
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.pilot-note strong {
  color: var(--ink);
}

.session-card,
.external-import-card,
.task-card,
.results-card,
.battery-guide-card {
  padding: 28px;
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--accent);
}

h1,
h2 {
  margin: 0;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
}

h2 {
  font-size: clamp(1.3rem, 2vw, 1.8rem);
}

.intro,
.session-head p,
.task-instructions,
.rule-panel p,
.digit-meta p {
  color: var(--muted);
  line-height: 1.55;
}

.site-footer {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 20px 16px 0;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.site-footer span + span::before {
  content: "/";
  margin-right: 12px;
  color: var(--line);
}

.login-page {
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-shell {
  width: min(520px, 100%);
}

.login-card {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 7vw, 48px);
  border: 1px solid rgba(217, 201, 181, 0.9);
  border-radius: 28px;
  background: rgba(255, 250, 243, 0.94);
  box-shadow: var(--shadow);
}

.login-card::after {
  content: "";
  position: absolute;
  top: -90px;
  right: -70px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(196, 91, 45, 0.18);
  border-radius: 50%;
  box-shadow: 0 0 0 32px rgba(196, 91, 45, 0.035);
  pointer-events: none;
}

.login-card .brand-lockup {
  margin-bottom: 48px;
}

.login-card h1 {
  font-size: clamp(2.15rem, 8vw, 3.6rem);
}

.login-intro {
  margin: 18px 0 28px;
  color: var(--muted);
  line-height: 1.55;
}

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

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

.login-status {
  min-height: 1.3em;
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.login-status.is-error {
  color: #9d321d;
}

.login-boundary {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.session-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  align-items: end;
}

.external-import-card {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 92% 8%, rgba(32, 67, 76, 0.16), transparent 24%),
    rgba(255, 250, 243, 0.92);
}

.external-import-head,
.external-history-head,
.external-submit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.external-import-head p:not(.eyebrow) {
  max-width: 720px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.external-import-head .button {
  flex: 0 0 auto;
}

.external-import-boundary {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  padding: 14px 16px;
  border: 1px solid rgba(196, 91, 45, 0.24);
  border-radius: 16px;
  background: rgba(196, 91, 45, 0.07);
  color: var(--muted);
  line-height: 1.45;
}

.external-import-boundary strong {
  color: var(--accent);
  white-space: nowrap;
}

.external-import-workspace {
  display: grid;
  gap: 24px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

#external-result-form {
  display: grid;
  gap: 18px;
}

.external-fieldset {
  min-width: 0;
  margin: 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 253, 250, 0.84);
}

.external-fieldset legend {
  padding: 0 8px;
  color: var(--ink);
  font-weight: 700;
}

.external-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.external-fieldset-action {
  display: flex;
  justify-content: flex-end;
  margin-top: -12px;
}

.external-helper {
  margin: 8px 0 16px;
  color: var(--muted);
  line-height: 1.5;
}

.button.compact {
  padding: 10px 16px;
  font-size: 0.9rem;
}

.external-score-list {
  display: grid;
  gap: 12px;
}

.external-score-row {
  display: grid;
  grid-template-columns: minmax(145px, 1fr) minmax(170px, 1.25fr) minmax(100px, 0.65fr) minmax(145px, 0.9fr) minmax(170px, 1fr) auto;
  gap: 10px;
  align-items: end;
  padding: 16px;
  border: 1px solid rgba(217, 201, 181, 0.9);
  border-radius: 18px;
  background: #fff;
}

.external-score-row label {
  font-size: 0.84rem;
}

.external-score-row input,
.external-score-row select {
  min-width: 0;
  padding: 11px 12px;
  border-radius: 13px;
}

.external-norm-details {
  grid-column: 1 / -1;
  border-top: 1px solid var(--line);
  padding-top: 11px;
  color: var(--muted);
  font-size: 0.84rem;
}

.external-norm-details summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 700;
}

.external-norm-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.external-score-remove {
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid rgba(196, 91, 45, 0.25);
  border-radius: 50%;
  background: rgba(196, 91, 45, 0.08);
  color: var(--accent);
  font: inherit;
  font-size: 1.2rem;
  cursor: pointer;
}

.external-score-remove:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.external-rights {
  display: grid;
  gap: 12px;
}

.external-check {
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 11px;
  line-height: 1.45;
}

.external-check input {
  width: 20px;
  height: 20px;
  margin: 1px 0 0;
  accent-color: var(--success);
}

.external-check span {
  color: var(--ink);
}

.external-submit-row {
  padding: 4px 2px 0;
}

.external-status {
  margin: 0;
  color: var(--muted);
}

.external-status.is-success {
  color: var(--success);
  font-weight: 700;
}

.external-status.is-error {
  color: var(--accent);
  font-weight: 700;
}

.external-history {
  padding: 22px;
  border-radius: 20px;
  background: #f3ece3;
  border: 1px solid var(--line);
}

.external-history h3 {
  margin: 0;
  font-size: 1.1rem;
}

.external-history-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.external-verification-boundary {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-left: 3px solid rgba(196, 91, 45, 0.48);
  background: rgba(255, 253, 250, 0.62);
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.external-history-card {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(260px, 2fr);
  gap: 18px;
  padding: 18px;
  border-radius: 18px;
  background: #fffdfa;
  border: 1px solid var(--line);
}

.external-verification-badge {
  justify-self: start;
  margin-top: 5px;
  padding: 6px 9px;
  border-radius: 999px;
  background: #efe7dc;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.external-verification-badge.is-verified {
  background: rgba(36, 92, 67, 0.11);
  color: var(--success);
}

.external-verification-badge.is-pending {
  background: rgba(202, 146, 52, 0.14);
  color: #865b14;
}

.external-verification-badge.is-rejected {
  background: rgba(196, 91, 45, 0.1);
  color: var(--accent);
}

.external-verification-details {
  grid-column: 1 / -1;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.external-verification-details > summary {
  cursor: pointer;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 700;
}

.external-verification-form {
  display: grid;
  gap: 14px;
  margin-top: 14px;
  padding: 16px;
  border-radius: 16px;
  background: #f6f0e8;
}

.external-verification-form-note,
.external-verification-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.external-verification-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.external-verification-grid input,
.external-verification-grid select,
.external-verification-norm input {
  min-width: 0;
  padding: 11px 12px;
  border-radius: 13px;
}

.external-verification-norms {
  display: grid;
  gap: 10px;
}

.external-verification-norm {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 253, 250, 0.8);
}

.external-verification-rights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.external-verification-rights label {
  grid-template-columns: auto 1fr;
  align-items: center;
}

.external-verification-rights input {
  width: 20px;
  height: 20px;
  accent-color: var(--success);
}

.external-verification-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.external-verification-status.is-success {
  color: var(--success);
  font-weight: 700;
}

.external-verification-status.is-error {
  color: var(--accent);
  font-weight: 700;
}

.external-history-card h4,
.external-history-card p {
  margin: 0;
}

.external-history-card h4 {
  margin-bottom: 6px;
  font-size: 1rem;
}

.external-history-meta {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 0.88rem;
}

.external-derivation-status {
  display: grid;
  gap: 3px;
  margin-top: 8px;
  padding: 10px 11px;
  border: 1px solid rgba(36, 92, 67, 0.2);
  border-radius: 13px;
  background: rgba(36, 92, 67, 0.08);
}

.external-derivation-status strong {
  color: var(--success);
}

.external-derivation-status span {
  color: var(--muted);
  font-size: 0.8rem;
}

.external-score-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}

.external-score-chip {
  padding: 11px 12px;
  border-radius: 14px;
  background: rgba(36, 92, 67, 0.08);
  color: var(--ink);
  line-height: 1.35;
}

.external-score-chip strong {
  display: block;
  color: var(--success);
}

.external-empty {
  margin: 0;
  color: var(--muted);
}

.domain-evidence-panel {
  padding: 22px;
  border: 1px solid rgba(32, 67, 76, 0.24);
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(32, 67, 76, 0.07), rgba(255, 253, 250, 0.88)),
    #fffdfa;
}

.domain-evidence-head,
.domain-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.domain-evidence-head h3,
.domain-card-head h4 {
  margin: 0;
}

.domain-comparability-badge,
.domain-coverage-status {
  border-radius: 999px;
  padding: 8px 11px;
  font-size: 0.78rem;
  white-space: nowrap;
}

.domain-comparability-badge {
  background: rgba(196, 91, 45, 0.1);
  color: var(--accent);
}

.domain-comparability-badge[data-status="candidate_for_validation"] {
  background: rgba(36, 92, 67, 0.11);
  color: var(--success);
}

.domain-comparability-badge[data-status="not_applicable"] {
  background: #efe7dc;
  color: var(--muted);
}

.domain-evidence-note {
  margin: 14px 0 18px;
  color: var(--muted);
  line-height: 1.5;
}

.domain-quality-note {
  margin: -8px 0 18px;
  padding-left: 12px;
  border-left: 3px solid rgba(36, 92, 67, 0.45);
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.domain-evidence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.domain-evidence-card {
  display: grid;
  gap: 14px;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.domain-evidence-card.is-shared {
  border-color: rgba(36, 92, 67, 0.34);
  box-shadow: inset 0 3px 0 rgba(36, 92, 67, 0.68);
}

.domain-evidence-card.is-shared .domain-coverage-status {
  background: rgba(36, 92, 67, 0.11);
  color: var(--success);
}

.domain-evidence-card.is-native_only .domain-coverage-status,
.domain-evidence-card.is-external_only .domain-coverage-status {
  background: #efe7dc;
  color: var(--muted);
}

.domain-evidence-lanes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.domain-evidence-lane {
  display: grid;
  gap: 3px;
  min-width: 0;
  padding: 12px;
  border-radius: 14px;
  background: #f5efe7;
}

.domain-evidence-lane span,
.domain-evidence-lane small {
  color: var(--muted);
}

.domain-evidence-lane strong {
  color: var(--ink);
  font-size: 1.35rem;
}

.domain-evidence-lane small {
  line-height: 1.35;
}

.domain-card-safeguard {
  margin: 0;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
}

.domain-native-quality-summary {
  margin: -3px 0 0;
  color: var(--success);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.35;
}

.domain-comparability-details {
  border-top: 1px solid var(--line);
  padding-top: 11px;
  color: var(--muted);
  font-size: 0.82rem;
}

.domain-comparability-details summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 700;
}

.domain-comparability-details ul {
  display: grid;
  gap: 5px;
  margin: 10px 0 0;
  padding-left: 19px;
}

label {
  display: grid;
  gap: 8px;
  font-size: 0.95rem;
}

label span {
  color: var(--muted);
}

input,
select {
  width: 100%;
  border-radius: 16px;
  border: 1px solid var(--line);
  padding: 14px 16px;
  font: inherit;
  background: #fff;
}

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

.status-pill {
  border-radius: 999px;
  padding: 10px 14px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  white-space: nowrap;
}

.task-panel.hidden,
.hidden {
  display: none;
}

.battery-guide-card {
  position: relative;
  overflow: hidden;
}

.battery-guide-card::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  right: -90px;
  top: -105px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(36, 92, 67, 0.18), rgba(36, 92, 67, 0));
  pointer-events: none;
}

.battery-progress {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 24px;
}

.battery-progress-step {
  height: 7px;
  border-radius: 999px;
  background: #e5d8c8;
}

.battery-progress-step.is-complete {
  background: var(--success);
}

.battery-progress-step.is-current {
  background: var(--accent);
}

.battery-guide-description {
  max-width: 760px;
  color: var(--muted);
  line-height: 1.6;
}

.battery-example {
  margin-top: 20px;
  padding: 18px 20px;
  border-radius: 20px;
  border: 1px solid rgba(36, 92, 67, 0.24);
  background: linear-gradient(135deg, #f4f8f1 0%, #fffaf3 100%);
  color: var(--ink);
  line-height: 1.55;
}

.battery-guide-actions,
.battery-next-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 22px;
}

.battery-guide-actions span {
  color: var(--muted);
  font-size: 0.92rem;
}

.battery-next-actions {
  justify-content: flex-end;
}

.battery-next-actions.hidden {
  display: none;
}

.battery-quality-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.battery-quality-flag {
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(196, 91, 45, 0.24);
  background: rgba(196, 91, 45, 0.08);
}

.battery-quality-pass {
  border-color: rgba(36, 92, 67, 0.24);
  background: rgba(36, 92, 67, 0.08);
  color: var(--success);
}

.matrix-area {
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(220px, 1fr);
  gap: 24px;
  align-items: stretch;
  margin: 22px 0;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-width: 360px;
}

.matrix-cell,
.rule-panel,
.option-button,
.digit-stage,
.recall-board,
.digit-button,
.recall-slot {
  border-radius: 20px;
  border: 1px solid var(--line);
  background: #fffdfa;
}

.matrix-cell {
  min-height: 128px;
  display: grid;
  place-items: center;
  padding: 10px;
}

.empty-cell {
  font-size: 4rem;
  color: var(--accent);
}

.rule-panel {
  padding: 18px;
}

.rule-title {
  margin: 0 0 10px;
  font-weight: 700;
  color: var(--ink);
}

.options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
}

.option-button {
  min-height: 104px;
  display: grid;
  place-items: center;
  gap: 10px;
  padding: 14px;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.option-button:hover,
.digit-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(63, 37, 20, 0.08);
}

.option-button.selected {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 2px rgba(196, 91, 45, 0.18);
}

.option-label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.symbol-svg {
  width: min(74px, 58%);
  height: auto;
  overflow: visible;
}

.option-symbol {
  width: 68px;
}

.symbol-frame {
  fill: #fffdf9;
  stroke: #d9c9b5;
  stroke-width: 3;
}

.symbol-frame-dashed {
  stroke-dasharray: 8 6;
}

.symbol-fill {
  filter: drop-shadow(0 8px 12px rgba(34, 24, 16, 0.12));
}

.symbol-teal {
  fill: #20434c;
}

.symbol-orange {
  fill: #c45b2d;
}

.symbol-green {
  fill: #365c3f;
}

.symbol-purple {
  fill: #7052a6;
}

.question-mark {
  fill: #c45b2d;
  font-size: 40px;
  font-weight: 700;
  font-family: Georgia, "Times New Roman", serif;
}

.digit-stage,
.recall-board,
.flanker-stage,
.go-no-go-stage,
.stroop-stage {
  padding: 20px;
  margin: 20px 0 0;
}

.digit-stage {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(140px, 220px);
  gap: 20px;
  align-items: center;
}

.flanker-stage,
.go-no-go-stage {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(220px, 320px);
  gap: 20px;
  align-items: center;
}

.digit-meta p {
  margin: 0;
}

.digit-meta .eyebrow,
.flanker-meta .eyebrow,
.go-no-go-meta .eyebrow,
.stroop-meta .eyebrow {
  margin-bottom: 10px;
}

.flanker-meta p,
.go-no-go-meta p,
.stroop-meta p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.digit-display {
  min-height: 136px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background: linear-gradient(180deg, #fffdf7 0%, #f5ecdf 100%);
  border: 1px solid rgba(196, 91, 45, 0.24);
  color: var(--accent);
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  letter-spacing: 0.28em;
  font-variant-numeric: tabular-nums;
}

.digit-presentation-control {
  display: grid;
  gap: 8px;
}

.digit-start-button {
  width: 100%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.88rem;
}

.flanker-display {
  min-height: 136px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background: linear-gradient(180deg, #fffdf7 0%, #f5ecdf 100%);
  border: 1px solid rgba(32, 67, 76, 0.22);
  color: var(--ink);
  font-size: clamp(2rem, 6vw, 4rem);
  letter-spacing: 0.2em;
  font-variant-numeric: tabular-nums;
}

.go-no-go-display {
  min-height: 180px;
  display: grid;
  place-items: center;
  border-radius: 28px;
  background: linear-gradient(180deg, #fffdf7 0%, #f5ecdf 100%);
  border: 1px solid rgba(32, 67, 76, 0.22);
  color: var(--ink);
  font-size: clamp(1.7rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  transition: background 140ms ease, border-color 140ms ease, color 140ms ease;
}

.flanker-display.is-countdown,
.go-no-go-display.is-countdown,
.stroop-display.is-countdown {
  color: var(--accent);
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 800;
  letter-spacing: 0;
}

.go-no-go-display.is-go {
  background: radial-gradient(circle at 38% 32%, #56a36f 0%, #245c43 68%, #173e30 100%);
  border-color: rgba(36, 92, 67, 0.5);
  color: #f5fff8;
}

.go-no-go-display.is-no-go {
  background: radial-gradient(circle at 38% 32%, #e57a58 0%, #ad442c 68%, #7d2c1f 100%);
  border-color: rgba(173, 68, 44, 0.5);
  color: #fff8f4;
}

.flanker-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.go-no-go-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 20px;
}

.stroop-display {
  min-height: 180px;
  display: grid;
  place-items: center;
  border-radius: 28px;
  background: linear-gradient(180deg, #fffdf7 0%, #f5ecdf 100%);
  border: 1px solid rgba(32, 67, 76, 0.22);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.2rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1;
}

.stroop-display.ink-red {
  color: #b43c2d;
}

.stroop-display.ink-blue {
  color: #2368a2;
}

.stroop-display.ink-green {
  color: #24734b;
}

.stroop-display.ink-yellow {
  color: #b17a00;
}

.stroop-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(130px, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.stroop-response {
  min-height: 58px;
  border: 0;
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.stroop-response:disabled {
  cursor: not-allowed;
  filter: saturate(0.45);
  opacity: 0.55;
}

.response-red {
  background: #b43c2d;
}

.response-blue {
  background: #2368a2;
}

.response-green {
  background: #24734b;
}

.response-yellow {
  background: #b17a00;
}

.stroop-key {
  display: inline-grid;
  width: 24px;
  height: 24px;
  margin-right: 5px;
  place-items: center;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.2);
  font-size: 0.78rem;
}

.trail-head,
.trail-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.trail-head {
  margin-top: 16px;
}

.trail-meta p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.trail-meta .eyebrow {
  margin-bottom: 8px;
}

.trail-progress {
  flex: 0 0 auto;
  padding: 9px 13px;
  border-radius: 999px;
  background: rgba(36, 92, 67, 0.1);
  color: var(--success);
  font-size: 0.85rem;
  font-weight: 800;
}

.trail-board {
  position: relative;
  height: min(58vh, 560px);
  min-height: 420px;
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid rgba(32, 67, 76, 0.24);
  border-radius: 26px;
  background:
    radial-gradient(circle at 20% 20%, rgba(196, 91, 45, 0.08), transparent 30%),
    linear-gradient(rgba(32, 67, 76, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 67, 76, 0.035) 1px, transparent 1px),
    #fffdf8;
  background-size: auto, 32px 32px, 32px 32px, auto;
}

.trail-board.is-ready {
  display: grid;
  place-items: center;
}

.trail-ready-message {
  color: var(--muted);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.trail-board:not(.is-ready) .trail-ready-message {
  display: none;
}

.trail-path {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.trail-path polyline {
  fill: none;
  stroke: rgba(196, 91, 45, 0.62);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 4;
  vector-effect: non-scaling-stroke;
}

.trail-node {
  position: absolute;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  transform: translate(-50%, -50%);
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: #fffdf8;
  color: var(--ink);
  font: inherit;
  font-size: 1.08rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(52, 38, 25, 0.1);
  transition: background 150ms ease, color 150ms ease, transform 150ms ease;
}

.trail-node:hover:not(:disabled) {
  transform: translate(-50%, -50%) scale(1.08);
}

.trail-node.is-start {
  border-color: var(--accent);
  box-shadow: 0 0 0 5px rgba(196, 91, 45, 0.13);
}

.trail-node.is-completed {
  border-color: var(--success);
  background: var(--success);
  color: #fff;
  box-shadow: none;
}

.trail-node.is-error {
  border-color: var(--accent);
  background: #f7d7c8;
  animation: trail-error-shake 220ms ease;
}

.trail-actions {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.9rem;
}

@keyframes trail-error-shake {
  0%, 100% { transform: translate(-50%, -50%); }
  35% { transform: translate(calc(-50% - 5px), -50%); }
  70% { transform: translate(calc(-50% + 5px), -50%); }
}

.symbol-search-head {
  margin-top: 16px;
}

.symbol-search-meta p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.symbol-search-meta .eyebrow {
  margin-bottom: 8px;
}

.symbol-search-display {
  min-height: 300px;
  display: grid;
  grid-template-columns: minmax(180px, 230px) 1px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  margin-top: 16px;
  padding: 24px;
  border: 1px solid rgba(32, 67, 76, 0.22);
  border-radius: 26px;
  background:
    radial-gradient(circle at 15% 20%, rgba(36, 92, 67, 0.08), transparent 34%),
    linear-gradient(180deg, #fffdf8 0%, #f7efe4 100%);
}

.symbol-search-display.is-countdown,
.symbol-search-display.is-feedback {
  grid-template-columns: 1fr;
  place-items: center;
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.8rem, 9vw, 6rem);
  font-weight: 800;
}

.symbol-search-display.is-feedback {
  color: var(--ink);
  font-size: clamp(2.2rem, 7vw, 4.5rem);
}

.symbol-group-label {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.symbol-grid {
  display: grid;
  gap: 12px;
}

.target-symbol-grid {
  grid-template-columns: repeat(2, minmax(74px, 1fr));
}

.search-symbol-grid {
  grid-template-columns: repeat(5, minmax(68px, 1fr));
}

.search-symbol-card {
  min-height: 104px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(32, 67, 76, 0.2);
  border-radius: 20px;
  background: #fffdfa;
  box-shadow: 0 10px 24px rgba(52, 38, 25, 0.07);
}

.target-symbol-grid .search-symbol-card {
  border-color: rgba(196, 91, 45, 0.34);
  background: #fff8f2;
}

.native-search-symbol {
  width: 68px;
  height: 68px;
  fill: none;
  stroke: var(--ink);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 5;
}

.native-search-symbol .symbol-dot {
  fill: var(--accent);
  stroke: none;
}

.symbol-search-divider {
  width: 1px;
  height: 78%;
  background: rgba(32, 67, 76, 0.2);
}

.symbol-search-start-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(196, 91, 45, 0.28);
  border-radius: 18px;
  background: rgba(255, 248, 242, 0.88);
}

.symbol-search-start-row.hidden {
  display: none;
}

.symbol-search-start-row span {
  color: var(--muted);
  line-height: 1.45;
}

.symbol-search-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.symbol-search-response {
  min-height: 58px;
  font-weight: 800;
}

.symbol-key {
  display: inline-grid;
  width: 25px;
  height: 25px;
  margin-left: 7px;
  place-items: center;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.2);
  font-size: 0.76rem;
}

.symbol-search-absent .symbol-key,
.secondary .symbol-key {
  background: rgba(32, 67, 76, 0.1);
}

.corsi-head,
.corsi-recall-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.corsi-head p,
.corsi-recall-panel p {
  margin: 0;
}

.corsi-head .eyebrow {
  margin-bottom: 8px;
}

.corsi-trial-counter,
#corsi-recall-count {
  flex: 0 0 auto;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(32, 67, 76, 0.09);
  color: var(--ink);
  font-weight: 800;
}

.corsi-board {
  position: relative;
  height: min(44vh, 420px);
  min-height: 320px;
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid rgba(32, 67, 76, 0.22);
  border-radius: 30px;
  background:
    radial-gradient(circle at 18% 16%, rgba(196, 91, 45, 0.1), transparent 30%),
    radial-gradient(circle at 82% 74%, rgba(36, 92, 67, 0.12), transparent 34%),
    linear-gradient(145deg, #fffdfa 0%, #f3e9dc 100%);
}

.corsi-board::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.26;
  background-image: radial-gradient(rgba(32, 67, 76, 0.22) 1px, transparent 1px);
  background-size: 22px 22px;
}

.corsi-block {
  position: absolute;
  z-index: 2;
  width: clamp(54px, 7vw, 76px);
  height: clamp(54px, 7vw, 76px);
  transform: translate(-50%, -50%) rotate(-2deg);
  border: 2px solid rgba(32, 67, 76, 0.48);
  border-radius: 17px;
  background: #fffaf2;
  box-shadow: 0 13px 25px rgba(52, 38, 25, 0.15);
  transition: background 140ms ease, border-color 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.corsi-block:nth-of-type(even) {
  transform: translate(-50%, -50%) rotate(2deg);
}

.corsi-block.is-active {
  transform: translate(-50%, -50%) scale(1.12);
  border-color: var(--accent);
  background: #e7a56f;
  box-shadow: 0 0 0 8px rgba(196, 91, 45, 0.16), 0 18px 30px rgba(52, 38, 25, 0.2);
}

.corsi-block.is-selected {
  border-color: #245c43;
  background: #d8eadf;
}

.corsi-block:disabled {
  cursor: default;
  opacity: 1;
}

.corsi-overlay {
  position: absolute;
  z-index: 4;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(255, 253, 248, 0.72);
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.3rem, 8vw, 5rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  backdrop-filter: blur(2px);
}

.corsi-overlay.hidden {
  display: none;
}

.corsi-recall-panel {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.76);
}

.corsi-recall-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 7px;
}

.corsi-recall-step {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 9px;
  background: var(--ink);
  color: #fffdf8;
  font-size: 0.8rem;
  font-weight: 800;
}

.corsi-actions {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr 1.2fr;
  gap: 10px;
  margin-top: 14px;
}

.go-no-go-response {
  min-width: min(100%, 260px);
  min-height: 58px;
}

.flanker-response {
  min-width: 180px;
}

.recall-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(56px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.recall-slot {
  min-height: 68px;
  display: grid;
  place-items: center;
  font-size: 1.8rem;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.digit-pad {
  display: grid;
  grid-template-columns: repeat(3, minmax(72px, 1fr));
  gap: 14px;
  width: min(360px, 100%);
  margin: 20px 0 0;
}

.digit-button {
  min-height: 72px;
  border-radius: 18px;
  font: inherit;
  font-size: 1.5rem;
  color: var(--ink);
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

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

.zero-button {
  grid-column: 2 / 3;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button {
  border: none;
  border-radius: 999px;
  padding: 14px 22px;
  font: inherit;
  cursor: pointer;
}

.button.primary {
  background: var(--accent);
  color: #fff7f0;
}

.button.secondary {
  background: #efe7dc;
  color: var(--ink);
}

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

body.task-focus-mode .hero,
body.task-focus-mode .session-card,
body.task-focus-mode .external-import-card {
  display: none;
}

body.session-results-mode .hero,
body.session-results-mode .session-card,
body.session-results-mode .external-import-card,
body.session-results-mode .task-card,
body.session-results-mode .battery-guide-card {
  display: none;
}

body.session-results-mode .shell {
  padding-top: 24px;
}

body.task-focus-mode .shell {
  width: min(1020px, calc(100vw - 24px));
  padding-top: 12px;
  padding-bottom: 24px;
}

body.task-focus-mode .task-card {
  padding: 16px 18px;
  margin-bottom: 0;
}

body.task-focus-mode .task-head h2 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

body.task-focus-mode .task-instructions {
  margin: 7px 0 0;
  font-size: 0.9rem;
  line-height: 1.35;
}

body.task-focus-mode .status-pill {
  padding: 7px 10px;
  font-size: 0.75rem;
}

body.task-focus-mode #digit-span-panel:not(.hidden) {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 10px 14px;
  align-items: start;
}

body.task-focus-mode .digit-stage {
  grid-column: 1 / -1;
  grid-template-columns: minmax(180px, 1fr) minmax(120px, 180px);
  gap: 12px;
  padding: 10px 12px;
  margin-top: 10px;
}

body.task-focus-mode .digit-meta p {
  font-size: 0.86rem;
  line-height: 1.32;
}

body.task-focus-mode .digit-meta .eyebrow {
  margin-bottom: 4px;
}

body.task-focus-mode .rule-title {
  margin-bottom: 4px;
}

body.task-focus-mode .digit-display {
  min-height: 78px;
  border-radius: 16px;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: 0.14em;
}

body.task-focus-mode .digit-start-button {
  padding: 8px 10px;
  font-size: 0.8rem;
}

body.task-focus-mode .recall-board {
  grid-column: 1;
  padding: 10px 12px;
  margin: 0;
}

body.task-focus-mode .recall-strip {
  grid-template-columns: repeat(auto-fit, minmax(38px, 1fr));
  gap: 7px;
  margin-top: 8px;
}

body.task-focus-mode .recall-slot {
  min-height: 42px;
  border-radius: 12px;
  font-size: 1.2rem;
}

body.task-focus-mode .digit-pad {
  grid-column: 2;
  grid-row: 2 / span 2;
  grid-template-columns: repeat(3, minmax(54px, 1fr));
  gap: 8px;
  width: 100%;
  margin: 0;
}

body.task-focus-mode .digit-button {
  min-height: 48px;
  border-radius: 13px;
  font-size: 1.1rem;
}

body.task-focus-mode #digit-span-panel > .actions {
  grid-column: 1;
  margin-top: 0;
}

body.task-focus-mode #digit-span-panel > .actions .button {
  padding: 10px 16px;
}

.results-summary {
  display: grid;
  gap: 18px;
}

.session-completion {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 18px 0 24px;
  padding: 20px 22px;
  border: 1px solid rgba(36, 92, 67, 0.28);
  border-radius: 20px;
  background:
    radial-gradient(circle at 10% 20%, rgba(216, 234, 223, 0.9), transparent 46%),
    #f7fbf8;
}

.session-completion.hidden {
  display: none;
}

.session-completion p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.session-completion .eyebrow {
  margin-bottom: 5px;
  color: var(--success);
}

.session-completion .session-completion-title {
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 700;
}

.session-completion .button {
  flex: 0 0 auto;
  white-space: nowrap;
}

.result-section {
  display: grid;
  gap: 14px;
}

.result-section h3 {
  margin: 0;
  font-size: 1.05rem;
}

.result-lead {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.result-metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.result-metric,
.trial-card {
  border-radius: 20px;
  border: 1px solid var(--line);
  background: #fffdfa;
}

.n-back-head,
.n-back-start-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.n-back-progress {
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 253, 248, 0.78);
  white-space: nowrap;
}

.n-back-stage {
  min-height: 280px;
  margin-top: 18px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 26px;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 42%, rgba(217, 234, 223, 0.9), transparent 42%),
    linear-gradient(145deg, #fffdfa, #f0e7da);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(4rem, 12vw, 7.5rem);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.n-back-stage.is-fixation {
  color: var(--muted);
  font-size: clamp(2.2rem, 8vw, 4rem);
}

.n-back-stage.is-ready {
  color: var(--accent);
  font-size: clamp(2rem, 7vw, 4.5rem);
  letter-spacing: 0.06em;
}

.n-back-start-row {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.76);
}

.n-back-actions {
  display: grid;
  grid-template-columns: minmax(220px, 380px);
  justify-content: center;
  margin-top: 16px;
}

.n-back-match-button {
  min-height: 58px;
  font-size: 1.05rem;
}

.paired-associates-head,
.paired-associates-start-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.paired-associates-progress {
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 253, 248, 0.78);
  white-space: nowrap;
}

.paired-associates-stage {
  min-height: 250px;
  margin-top: 18px;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 5vw, 54px);
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    radial-gradient(circle at 30% 45%, rgba(217, 234, 223, 0.85), transparent 34%),
    radial-gradient(circle at 70% 55%, rgba(244, 224, 212, 0.9), transparent 34%),
    linear-gradient(145deg, #fffdfa, #f0e7da);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  font-weight: 750;
}

.paired-associates-stage.is-ready {
  color: var(--accent);
  letter-spacing: 0.05em;
}

.paired-associates-stage.is-recall {
  background:
    radial-gradient(circle at 50% 50%, rgba(217, 234, 223, 0.88), transparent 44%),
    linear-gradient(145deg, #fffdfa, #f0e7da);
}

.paired-associates-arrow {
  color: var(--accent);
  font-size: 0.8em;
}

.paired-associates-start-row {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.76);
}

.paired-associates-choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(150px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.paired-associates-choice {
  min-height: 58px;
  font-size: 1rem;
}

.paired-associates-choices.hidden {
  display: none;
}

.paired-associates-quality-row {
  display: grid;
  grid-template-columns: minmax(90px, 0.6fr) minmax(160px, 1fr) auto minmax(190px, 1.2fr);
  align-items: end;
  gap: 12px;
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px dashed rgba(196, 91, 45, 0.34);
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.68);
}

.paired-associates-quality-row label {
  display: grid;
  gap: 5px;
}

.paired-associates-quality-row label span,
#paired-associates-quality-status {
  color: var(--muted);
  font-size: 0.84rem;
}

.verbal-list-head,
.verbal-list-start-row,
.verbal-list-entry-row,
.verbal-list-actions,
.verbal-list-interference-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.verbal-list-progress {
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 253, 248, 0.78);
  white-space: nowrap;
}

.verbal-list-stage {
  min-height: 250px;
  margin-top: 18px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    radial-gradient(circle at 50% 48%, rgba(217, 234, 223, 0.9), transparent 42%),
    linear-gradient(145deg, #fffdfa, #f0e7da);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.8rem, 9vw, 5.8rem);
  font-weight: 780;
}

.verbal-list-stage.is-ready {
  color: var(--accent);
  letter-spacing: 0.05em;
}

.verbal-list-start-row,
.verbal-list-recall,
.verbal-list-interference {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.76);
}

.verbal-list-entry-row input {
  flex: 1;
  min-width: 0;
  min-height: 48px;
  font-size: 1rem;
}

.verbal-list-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 46px;
  margin: 14px 0;
}

.verbal-list-chip {
  padding: 8px 11px;
  border-radius: 999px;
  background: #d8eadf;
  color: #245c43;
  font-weight: 700;
}

.verbal-list-interference {
  text-align: center;
}

#verbal-list-interference-number {
  display: block;
  margin: 12px 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3rem, 9vw, 5rem);
}

.verbal-list-interference-actions {
  justify-content: center;
}

.paired-associates-quality-row select {
  min-height: 42px;
}

#paired-associates-quality-status {
  align-self: center;
}

.result-metric {
  padding: 16px;
}

.accent-metric {
  background: linear-gradient(180deg, #fff7f0 0%, #f4e0d4 100%);
  border-color: rgba(196, 91, 45, 0.28);
}

.metric-label,
.trial-label,
.trial-meta {
  margin: 0;
}

.metric-label,
.trial-meta {
  color: var(--muted);
  font-size: 0.85rem;
}

.metric-value {
  margin: 6px 0 0;
  font-size: 1.35rem;
  color: var(--ink);
}

.trial-card-list {
  display: grid;
  gap: 12px;
}

.trial-card {
  padding: 16px;
}

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

.trial-label {
  font-size: 1rem;
  font-weight: 700;
}

.trial-outcome {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  white-space: nowrap;
}

.trial-ok {
  background: rgba(36, 92, 67, 0.12);
  color: var(--success);
}

.trial-miss {
  background: rgba(196, 91, 45, 0.12);
  color: var(--accent);
}

.trial-sequences {
  display: grid;
  gap: 6px;
  margin-top: 14px;
}

.trial-sequences p,
.trial-stats span {
  margin: 0;
}

.trial-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.9rem;
}

.results-raw {
  margin-top: 18px;
}

.results-raw summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}

.results-card pre {
  margin: 0;
  padding: 18px;
  border-radius: 20px;
  background: #f3ece3;
  border: 1px solid var(--line);
  overflow-x: auto;
  font-family: "Courier New", monospace;
  font-size: 0.92rem;
  line-height: 1.45;
}

@media (max-width: 980px) {
  .external-score-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .external-score-remove {
    justify-self: end;
  }
}

@media (max-width: 780px) {
  .hero-topline {
    margin-bottom: 26px;
  }

  .brand-tagline {
    font-size: 0.65rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .pilot-note {
    max-width: 440px;
  }

  .site-footer {
    align-items: center;
    flex-direction: column;
    gap: 5px;
    text-align: center;
  }

  .site-footer span + span::before {
    content: none;
  }

  .access-logout {
    padding: 8px 11px;
  }

  .external-import-head,
  .external-history-head,
  .external-submit-row,
  .domain-evidence-head,
  .domain-card-head {
    align-items: stretch;
    flex-direction: column;
  }

  .external-import-head .button,
  .external-submit-row .button,
  .external-history-head .button {
    width: 100%;
  }

  .external-import-boundary {
    display: grid;
  }

  .external-form-grid,
  .external-history-card,
  .external-norm-grid,
  .external-verification-grid,
  .external-verification-rights {
    grid-template-columns: 1fr;
  }

  .external-verification-action {
    align-items: stretch;
    flex-direction: column;
  }

  .external-verification-action .button {
    width: 100%;
  }

  .domain-comparability-badge,
  .domain-coverage-status {
    align-self: flex-start;
    white-space: normal;
  }

  .external-fieldset-action {
    margin: 8px 0 0;
  }

  .session-completion {
    align-items: stretch;
    flex-direction: column;
  }

  .session-completion .button {
    width: 100%;
  }

  .shell {
    width: min(100vw - 20px, 1120px);
    padding-top: 28px;
  }

  .matrix-area,
  .digit-stage,
  .flanker-stage,
  .go-no-go-stage,
  .stroop-stage {
    grid-template-columns: 1fr;
  }

  .matrix-cell {
    min-height: 104px;
  }

  .symbol-svg {
    width: min(64px, 56%);
  }

  .option-symbol {
    width: 60px;
  }

  .digit-display {
    min-height: 112px;
    letter-spacing: 0.18em;
  }

  .digit-pad {
    width: 100%;
  }

  body.task-focus-mode #digit-span-panel:not(.hidden) {
    grid-template-columns: 1fr;
  }

  body.task-focus-mode .digit-stage,
  body.task-focus-mode .recall-board,
  body.task-focus-mode .digit-pad,
  body.task-focus-mode #digit-span-panel > .actions {
    grid-column: 1;
    grid-row: auto;
  }

  body.task-focus-mode .digit-stage {
    grid-template-columns: 1fr minmax(96px, 130px);
  }

  body.task-focus-mode .digit-pad {
    grid-template-columns: repeat(5, minmax(44px, 1fr));
  }

  body.task-focus-mode .zero-button {
    grid-column: auto;
  }

  .stroop-actions {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }

  .trail-board {
    height: min(56vh, 500px);
    min-height: 390px;
  }

  .trail-node {
    width: 46px;
    height: 46px;
    font-size: 0.96rem;
  }

  .symbol-search-display {
    min-height: 360px;
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 18px;
  }

  .symbol-search-divider {
    width: 100%;
    height: 1px;
  }

  .search-symbol-card {
    min-height: 76px;
    border-radius: 16px;
  }

  .native-search-symbol {
    width: 52px;
    height: 52px;
  }

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

  .symbol-search-start-row {
    align-items: stretch;
    flex-direction: column;
  }

  .corsi-board {
    height: min(46vh, 410px);
    min-height: 320px;
  }

  .corsi-head,
  .corsi-recall-panel {
    align-items: flex-start;
  }

  .corsi-actions {
    grid-template-columns: 1fr 1fr;
  }

  .n-back-head,
  .n-back-start-row {
    align-items: stretch;
    flex-direction: column;
  }

  .n-back-stage {
    min-height: 230px;
  }

  .n-back-actions {
    grid-template-columns: 1fr;
  }

  .paired-associates-head,
  .paired-associates-start-row {
    align-items: stretch;
    flex-direction: column;
  }

  .paired-associates-stage {
    min-height: 220px;
    padding: 18px;
  }

  .paired-associates-choices {
    grid-template-columns: 1fr 1fr;
  }

  .paired-associates-quality-row {
    grid-template-columns: 1fr 1fr;
  }

  .verbal-list-head,
  .verbal-list-start-row,
  .verbal-list-entry-row,
  .verbal-list-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .verbal-list-stage {
    min-height: 210px;
  }

  .verbal-list-entry-row input,
  .verbal-list-entry-row button,
  .verbal-list-actions button {
    width: 100%;
  }
}