:root {
  --navy: #063b70;
  --navy2: #0d4f86;
  --cyan: #10bde8;
  --lime: #b9e63a;
  --ink: #18364f;
  --muted: #536f84;
  --line: #c7d9e5;
  --wash: #edf4f7;
  --pale: #eef8fc;
  --green: #f0f8d9;
  --amber: #fff8de;
  --red: #8a351f;
  --white: #fff;
}
* {
  box-sizing: border-box;
}
[hidden] {
  display: none !important;
}
html {
  scroll-behavior: auto;
}
body {
  margin: 0;
  background: var(--wash);
  color: var(--ink);
  font:
    16px/1.55 system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}
button,
a,
input,
textarea {
  font: inherit;
}
button,
.button {
  min-height: 48px;
  border: 1px solid #86a1b6;
  border-radius: 9px;
  padding: 12px 18px;
  background: #fff;
  color: var(--navy);
  font-weight: 750;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.primary {
  width: 100%;
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
  font-size: 18px;
  padding: 15px 22px;
}
.primary:hover {
  background: var(--navy2);
}
button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}
.skip {
  position: absolute;
  left: 12px;
  top: -100px;
  background: #fff;
  padding: 10px;
  z-index: 10;
}
.skip:focus {
  top: 10px;
}
.site-header {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  align-items: center;
  gap: 20px;
  padding: 16px max(22px, calc((100vw - 1040px) / 2));
  background: var(--navy);
  color: #fff;
}
.brand {
  justify-self: start;
}
.brand img {
  display: block;
  width: 146px;
  height: auto;
}
.identity {
  justify-self: center;
  text-align: center;
}
.series-home {
  display: block;
  border-radius: 4px;
  color: inherit;
  text-decoration: none;
}
.brand:focus-visible,
.series-home:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 4px;
}
.identity span {
  display: block;
  font-size: clamp(21px, 1.8vw, 24px);
  font-weight: 850;
  line-height: 1.12;
  letter-spacing: -0.012em;
}
.identity small {
  display: block;
  margin-top: 5px;
  color: #c9e8f6;
  font-size: 15px;
  font-weight: 700;
}
.header-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(100px, 1fr));
  justify-self: end;
  gap: 10px;
}
.header-actions.solo {
  grid-template-columns: 128px;
  justify-content: end;
}
.header-button {
  min-width: 104px;
  min-height: 42px;
  padding: 8px 14px;
  border-color: #6f91ac;
  background: transparent;
  color: #d8e8f2;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}
.header-button:hover {
  background: var(--navy2);
  color: #fff;
}
main {
  max-width: 1040px;
  margin: auto;
  padding: 26px 22px 52px;
}
#app.has-answer-outcome {
  padding-bottom: clamp(220px, 36vh, 320px);
}
.progress-meta {
  display: flex;
  gap: 16px;
  align-items: end;
  margin-bottom: 10px;
}
.progress-meta strong {
  color: var(--navy);
}
.progress {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-bottom: 30px;
}
.progress i {
  height: 6px;
  border-radius: 6px;
  background: #cbdbe6;
}
.progress i.done {
  background: var(--lime);
}
.progress i.current {
  background: var(--cyan);
}
.progress.lesson-progress {
  grid-template-columns: repeat(3, 1fr);
}
.screen {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: clamp(24px, 4vw, 42px);
  box-shadow: 0 8px 22px #1644690d;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 850;
  color: var(--navy);
}
h1,
h2,
h3 {
  color: var(--navy);
  line-height: 1.2;
}
h1 {
  font-size: clamp(30px, 4.2vw, 46px);
  margin: 8px 0 16px;
}
h2 {
  font-size: 23px;
  margin: 0 0 12px;
}
h3 {
  font-size: 17px;
  margin: 0 0 8px;
}
.instruction {
  font-size: 20px;
  max-width: 780px;
  margin: 0 0 24px;
}
.screen h1:focus {
  outline: none;
}
.task-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fbfd;
  padding: 22px;
  margin: 18px 0;
}
.facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.facts li {
  margin: 0;
  padding: 14px;
  border-left: 4px solid var(--cyan);
  background: #fff;
}
.facts strong {
  display: block;
  color: var(--navy);
}
.preflight {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.preflight li {
  padding: 12px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
}
.preflight strong {
  display: block;
  color: var(--navy);
}
.step-one-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 18px;
  align-items: stretch;
}
.step-one-grid .task-card {
  margin: 0;
}
.project-summary .facts li:last-child {
  grid-column: 1/-1;
}
.step-one-start {
  display: flex;
  flex-direction: column;
}
.step-one-start .preflight {
  margin: 0;
}
.step-one-start .action-zone {
  width: 100%;
  margin-top: auto;
}
.lesson-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 18px;
}
.lesson-map div {
  display: flex;
  min-height: 90px;
  flex-direction: column;
  justify-content: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--pale);
  text-align: center;
}
.lesson-map strong {
  color: var(--navy);
}
.lesson-map span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}
.action-zone {
  max-width: 620px;
  margin: 26px auto 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.secondary-nav {
  display: flex;
  justify-content: flex-start;
  gap: 18px;
  margin-top: 20px;
}
.secondary-nav a {
  font-size: 14px;
  color: var(--navy);
}
.early-action {
  margin: 0 auto 22px;
  padding-top: 0;
  border-top: 0;
}
.opening-paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  margin: 20px 0;
}
.guided-start-card,
.intro-feature {
  min-height: 330px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #f8fbfd;
  box-shadow: 0 5px 16px #1644690d;
}
.guided-start-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
}
.opening-card-kicker,
.intro-feature-copy small {
  color: var(--navy);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.guided-start-card h2 {
  margin: 10px 0 9px;
  font-size: 25px;
}
.guided-start-card p {
  margin: 0 0 20px;
  color: var(--ink);
}
.guided-start-card .primary {
  margin-top: auto;
}
.intro-feature {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 330px;
  padding: 0;
  overflow: hidden;
  text-align: left;
  align-items: stretch;
  justify-content: flex-start;
  color: var(--ink);
  cursor: pointer;
}
.intro-feature:hover {
  border-color: var(--navy);
  background: #fff;
  box-shadow: 0 7px 20px #1644691c;
}
.intro-feature-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--navy);
}
.intro-feature-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.intro-feature-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 62%, #032f594f);
}
.intro-feature-media i {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 1;
  display: flex;
  width: 58px;
  height: 58px;
  align-items: center;
  justify-content: center;
  transform: translate(-50%, -50%);
  border: 2px solid #fff;
  border-radius: 50%;
  background: #063b70e8;
  color: #fff;
  font-size: 22px;
  font-style: normal;
  box-shadow: 0 4px 12px #032f5966;
}
.intro-feature-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  padding: 18px 20px;
}
.intro-feature-copy strong {
  margin-top: 5px;
  color: var(--navy);
  font-size: 21px;
  line-height: 1.2;
}
details {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  margin: 14px 0;
}
summary {
  cursor: pointer;
  padding: 14px 17px;
  color: var(--navy);
  font-weight: 750;
}
details > div {
  padding: 0 17px 17px;
}
.depth {
  margin-top: 28px;
}
.depth details {
  background: #f9fbfc;
}
.field {
  margin: 18px 0;
}
.field label {
  display: block;
  color: var(--navy);
  font-weight: 800;
  margin-bottom: 8px;
}
.field input,
.field textarea {
  width: 100%;
  border: 2px solid #9ab2c4;
  border-radius: 9px;
  padding: 13px;
  background: #fff;
  color: var(--ink);
}
.field textarea {
  min-height: 170px;
  resize: vertical;
}
.field input:focus,
.field textarea:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
  border-color: var(--navy);
}
.field-lead {
  margin: 0 0 10px;
  color: var(--navy);
}
.source-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}
.source-facts li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 78px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  text-align: center;
}
.source-facts strong {
  color: var(--navy);
  font-size: 15px;
}
.source-facts span {
  margin-top: 5px;
  color: var(--ink);
  font-size: 14px;
}
.field-guidance {
  font-size: 14px;
  color: var(--muted);
  margin: 9px 0 0;
}
.field-guidance strong {
  color: var(--navy);
}
.field-error input {
  border-color: var(--red);
}
.field-error input:focus {
  border-color: var(--red);
  outline-color: #e0a28f;
}
.field-error .status {
  min-height: auto;
  margin-top: 10px;
  padding: 11px 13px;
  border-left: 4px solid var(--red);
  background: #fff2ee;
  color: var(--red);
  font-weight: 700;
}
.source-line {
  display: grid;
  gap: 4px;
  margin-bottom: 16px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
}
.source-line span {
  color: var(--muted);
  font-size: 13px;
}
.source-line strong {
  color: var(--navy);
}
.weak-line {
  padding: 16px 18px;
  border-left: 5px solid #e7b73d;
  border-radius: 0 9px 9px 0;
  background: var(--amber);
  color: var(--navy);
  font-size: 18px;
  font-weight: 750;
}
.adapt-question {
  margin: 24px 0 12px;
}
.adapt-choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.choice-button {
  width: 100%;
  min-height: 68px;
  border: 2px solid #86a1b6;
  background: #fff;
  text-align: center;
}
.choice-button:hover {
  border-color: var(--navy);
  background: var(--pale);
}
.choice-button.selected {
  border-color: var(--navy);
  box-shadow: 0 0 0 2px #063b7022;
}
.decision-feedback {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 9px;
}
.decision-feedback strong {
  display: block;
}
.decision-feedback.incorrect {
  border-left: 5px solid var(--red);
  background: #fff2ee;
  color: var(--red);
}
.decision-feedback.correct {
  border-left: 5px solid var(--lime);
  background: var(--green);
  color: var(--navy);
}
.impact-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}
.impact-compare > div {
  display: flex;
  min-height: 112px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  text-align: center;
}
.impact-compare span {
  color: var(--muted);
  font-size: 13px;
}
.impact-compare strong {
  margin-top: 4px;
  color: var(--navy);
  font-size: 21px;
}
.impact-compare small {
  margin-top: 3px;
}
.improved-line {
  display: grid;
  gap: 5px;
  margin-top: 16px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--pale);
}
.improved-line span {
  color: var(--muted);
  font-size: 13px;
}
.improved-line strong {
  color: var(--navy);
}
.decision-feedback.caution {
  border-left: 5px solid #e7b73d;
  background: var(--amber);
  color: #715912;
}
.decision-feedback.caution strong {
  color: var(--navy);
}
.decision-feedback.pending {
  border-left: 5px solid var(--cyan);
  background: var(--pale);
  color: var(--ink);
}
.decision-feedback.pending strong {
  color: var(--navy);
}
.result-summary,
.reference-check,
.change-card,
.method-summary {
  display: grid;
  gap: 5px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
}
.result-summary span,
.reference-check span,
.change-card span {
  color: var(--muted);
  font-size: 13px;
}
.result-summary strong,
.reference-check strong,
.change-card strong,
.method-summary strong {
  color: var(--navy);
  font-size: 19px;
}
.result-summary small {
  color: var(--muted);
}
.reference-check {
  margin-top: 16px;
  border-left: 5px solid var(--cyan);
  border-radius: 0 9px 9px 0;
  background: var(--pale);
}
.reference-check p,
.change-card p {
  margin: 5px 0 0;
}
.change-card {
  border-left: 5px solid #e7b73d;
  border-radius: 0 9px 9px 0;
  background: var(--amber);
}
.method-summary {
  margin-bottom: 18px;
  border-left: 5px solid var(--cyan);
  border-radius: 0 9px 9px 0;
  background: var(--pale);
}
.prompt {
  white-space: pre-wrap;
  background: #f3f7fa;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  font: 14px/1.6 system-ui;
  max-height: 360px;
  overflow: auto;
  user-select: text;
}
.placeholder {
  background: #fff2a8;
  padding: 2px 4px;
  border-radius: 3px;
}
.run-route {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  padding: 0;
  counter-reset: run;
}
.run-route li {
  counter-increment: run;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
  background: #fff;
}
.run-route li::before {
  content: counter(run);
  display: flex;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: #fff;
  font-weight: 800;
  margin-bottom: 10px;
}
.status {
  min-height: 24px;
  color: var(--navy);
  font-size: 14px;
  margin: 10px 0 0;
}
.error-status {
  color: var(--red);
}
.result-preview {
  white-space: pre-wrap;
  max-height: 360px;
  overflow: auto;
  border-left: 4px solid var(--cyan);
  background: #f4f9fc;
  padding: 18px;
  font-size: 14px;
}
.provenance {
  margin: 8px 0 14px;
  color: var(--muted);
  font-size: 13px;
}
.provenance strong {
  color: var(--navy);
}
.confirmation-context {
  display: grid;
  gap: 5px;
  padding: 16px 18px;
  border-left: 5px solid var(--cyan);
  background: var(--pale);
}
.confirmation-context span {
  color: var(--muted);
  font-size: 13px;
}
.confirmation-context strong {
  color: var(--navy);
  font-size: 18px;
}
.field-hint {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.form-error {
  margin-top: 12px;
  padding: 12px 14px;
  border: 2px solid #b84b32;
  border-radius: 9px;
  background: #fff2ee;
  color: var(--red);
  font-weight: 750;
}
.field textarea[aria-invalid="true"] {
  border-color: #b84b32;
  outline-color: #b84b32;
}
.next-destination {
  margin: 10px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
.practical-takeaway {
  display: grid;
  gap: 4px;
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--cyan);
  border-radius: 0 9px 9px 0;
  background: var(--pale);
}
.practical-takeaway span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.practical-takeaway strong {
  color: var(--navy);
  font-size: 17px;
}
.readiness-note,
.copy-notice {
  border-left: 5px solid var(--lime);
  background: var(--green);
  padding: 15px 18px;
  margin: 0 0 18px;
  border-radius: 0 9px 9px 0;
}
.readiness-note strong,
.copy-notice strong {
  color: var(--navy);
}
.warning-note {
  border-left: 5px solid #e7b73d;
  background: var(--amber);
  padding: 15px 18px;
  margin: 0 0 18px;
}
.fallback-action {
  display: block;
  width: 100%;
  margin-top: 10px;
  min-height: 42px;
  border: 0;
  background: transparent;
  color: var(--navy);
  font-size: 14px;
  text-decoration: underline;
}
.fallback-action:hover {
  background: var(--pale);
}
.checklist {
  display: grid;
  gap: 10px;
  margin: 16px 0;
  padding: 0;
  list-style: none;
}
.checklist li {
  position: relative;
  padding: 13px 14px 13px 44px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
}
.checklist li::before {
  content: "✓";
  position: absolute;
  left: 15px;
  top: 12px;
  color: var(--navy);
  font-weight: 900;
}
.checklist strong {
  display: block;
  color: var(--navy);
}
.success {
  border: 1px solid var(--line);
  border-left: 5px solid var(--cyan);
  border-radius: 10px;
  background: #fff;
  padding: 20px;
  margin: 22px 0;
}
.completion-note {
  margin: 22px 0 8px;
  color: var(--muted);
  font-size: 14px;
}
.quiet-action {
  min-height: auto;
  padding: 4px 0;
  border: 0;
  background: transparent;
  text-decoration: underline;
  color: var(--navy);
  font-size: 14px;
}
.quiet-action:hover {
  background: transparent;
}
.record-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.record-actions .primary {
  grid-column: 1/-1;
}
.manual-copy {
  min-height: 220px;
}
.intro-modal video {
  display: block;
  width: 100%;
  margin: 0 auto;
  border-radius: 9px;
  background: #031f3a;
}
.intro-modal > p {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}
.intro-modal .video-transcript {
  margin-top: 16px;
}
.intro-modal .video-transcript p {
  margin: 0 0 12px;
}
.intro-modal .video-transcript p:last-child {
  margin-bottom: 0;
}
dialog.intro-dialog {
  width: min(960px, calc(100% - 28px));
}
.dialog-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}
.dialog-top h2 {
  margin: 0;
}
dialog {
  width: min(720px, calc(100% - 28px));
  max-height: 88vh;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
  color: var(--ink);
}
dialog::backdrop {
  background: #002e5688;
}
.help-list {
  display: grid;
  gap: 12px;
}
.help-item {
  padding: 14px;
  border-left: 4px solid var(--cyan);
  background: var(--pale);
}
.help-item strong {
  display: block;
  color: var(--navy);
}
footer {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
@media (max-width: 900px) {
  .site-header {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 10px 14px;
  }
  .identity {
    justify-self: start;
    text-align: left;
    min-width: 0;
  }
  .header-actions {
    grid-column: 1/-1;
    justify-self: stretch;
  }
}
@media (max-width: 700px) {
  .site-header {
    padding: 12px 14px;
  }
  .brand img {
    width: 104px;
  }
  .identity span {
    font-size: 16px;
  }
  .identity small {
    font-size: 13px;
  }
  .header-actions {
    grid-template-columns: repeat(2, 112px);
    justify-content: end;
    justify-self: stretch;
  }
  .header-actions.solo {
    grid-template-columns: 112px;
  }
  .header-button {
    width: auto;
    min-height: 38px;
    padding: 7px 10px;
  }
  .step-one-grid,
  .facts,
  .preflight,
  .run-route,
  .record-actions,
  .source-facts,
  .adapt-choices,
  .impact-compare,
  .lesson-map,
  .opening-paths {
    grid-template-columns: 1fr;
  }
  .guided-start-card,
  .intro-feature {
    min-height: 0;
  }
  .project-summary .facts li:last-child {
    grid-column: auto;
  }
  .record-actions .primary {
    grid-column: auto;
  }
  .screen {
    padding: 22px 18px;
  }
  .progress {
    margin-bottom: 20px;
  }
  .progress-meta {
    align-items: start;
  }
  .instruction {
    font-size: 18px;
    margin-bottom: 20px;
  }
  .task-card {
    padding: 15px;
    margin: 14px 0;
  }
  .step-one-grid {
    gap: 14px;
  }
  .step-one-grid .task-card {
    margin: 0;
  }
  .lesson-map div {
    min-height: 72px;
  }
  .source-facts li {
    min-height: 64px;
  }
  .choice-button {
    min-height: 58px;
  }
  .impact-compare > div {
    min-height: 96px;
  }
  .action-zone {
    margin-top: 20px;
    padding-top: 18px;
  }
  .depth {
    margin-top: 22px;
  }
}
@media (max-width: 430px) {
  .identity span {
    font-size: 15px;
  }
  .identity small {
    font-size: 12px;
  }
  .brand img {
    width: 92px;
  }
}
@media print {
  .site-header,
  .progress-meta,
  .progress,
  .action-zone,
  .secondary-nav,
  .depth,
  footer {
    display: none !important;
  }
  .screen {
    box-shadow: none;
    border: 0;
    padding: 0;
  }
  main {
    max-width: none;
  }
}

/* LevelUP dialog standard: compact close control and balanced decisions. */
.dialog-close {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border-radius: 50%;
  font-size: 28px;
  font-weight: 400;
  line-height: 1;
  flex: 0 0 44px;
}
.dialog-close span {
  display: block;
  transform: translateY(-1px);
}
.dialog-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}
.dialog-actions button {
  width: 100%;
  min-height: 52px;
}
@media (max-width: 480px) {
  .dialog-actions {
    grid-template-columns: 1fr;
  }
  .dialog-actions button {
    width: 100%;
  }
}

/* Prototype 7 slice 1: opening, capacity decision and first-request handoff. */
.slice-progress {
  grid-template-columns: repeat(3, 1fr);
}
.supervisor-hook {
  display: grid;
  gap: 5px;
  margin: 0 0 18px;
  padding: 18px 20px;
  border-left: 5px solid var(--cyan);
  border-radius: 0 10px 10px 0;
  background: var(--pale);
}
.supervisor-hook span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.supervisor-hook strong {
  color: var(--navy);
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.25;
}
.opening-summary {
  max-width: 780px;
  margin: 14px 0 12px;
  font-size: 18px;
}
.method-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 12px 0 18px;
  padding: 11px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f8fbfd;
  color: var(--navy);
}
.method-line span {
  color: var(--cyan);
  font-size: 22px;
}
.route-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}
.route-fieldset legend {
  margin: 0 0 10px;
  color: var(--navy);
  font-weight: 850;
}
.route-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.route-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto 1fr;
  column-gap: 12px;
  align-content: start;
  min-height: 174px;
  padding: 18px;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
}
.route-card:hover {
  border-color: #86a1b6;
  background: var(--pale);
}
.route-card.selected {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px #10bde826;
  background: #f8fcfe;
}
.route-card input {
  grid-row: 1/4;
  width: 20px;
  height: 20px;
  margin: 3px 0 0;
  accent-color: var(--navy);
}
.route-card .route-name {
  color: var(--navy);
  font-size: 18px;
  font-weight: 850;
}
.route-card strong {
  color: var(--navy);
  font-size: 17px;
}
.route-card small {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}
.compact-action {
  margin-top: 18px;
  padding-top: 16px;
}
.practitioner-card {
  margin: 0 0 18px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--cyan);
  border-radius: 0 10px 10px 0;
  background: var(--pale);
}
.practitioner-card > span {
  display: block;
  margin-bottom: 7px;
  color: var(--navy);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.practitioner-card p {
  margin: 7px 0;
}
.practitioner-card p:last-child {
  color: var(--navy);
}
.weak-line span {
  display: block;
  margin-bottom: 3px;
  color: #715912;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.select-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}
.select-grid label {
  display: grid;
  gap: 7px;
  color: var(--navy);
  font-weight: 800;
}
.select-grid select {
  width: 100%;
  min-height: 52px;
  padding: 10px 36px 10px 12px;
  border: 2px solid #9ab2c4;
  border-radius: 9px;
  background: #fff;
  color: var(--ink);
  font-weight: 600;
}
.select-grid select:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
  border-color: var(--navy);
}
.illustration-label {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}
.assembly {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 18px;
}
.assembly-row {
  min-height: 152px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}
.assembly-label {
  display: block;
  margin-bottom: 8px;
  color: var(--navy);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.assembly-row p {
  margin: 0;
}
.learner-row {
  border-top: 5px solid var(--cyan);
}
.fixed-row {
  border-top: 5px solid #86a1b6;
  background: #f6f9fb;
}
.learner-row mark {
  display: inline;
  background: #dff6fc;
  color: var(--ink);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  padding: 1px 3px;
}
.optional-edit label {
  display: block;
  margin-bottom: 8px;
  color: var(--navy);
  font-weight: 800;
}
.optional-edit textarea {
  width: 100%;
  min-height: 120px;
  padding: 13px;
  border: 2px solid #9ab2c4;
  border-radius: 9px;
  resize: vertical;
  color: var(--ink);
}
.optional-edit textarea:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
  border-color: var(--navy);
}
.optional-edit p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.scaffold {
  background: #f8fbfd;
}
.scaffold summary {
  display: grid;
  gap: 3px;
}
.scaffold summary small {
  color: var(--muted);
  font-weight: 500;
  line-height: 1.4;
}
.scaffold-list {
  display: grid;
  gap: 8px;
  margin: 3px 0 12px;
  padding: 0;
  list-style: none;
}
.scaffold-list li {
  padding: 10px 12px;
  border-left: 4px solid #9bb3c5;
  background: #fff;
}
.scaffold-list strong {
  display: block;
  color: var(--navy);
}
.scaffold-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.difference-notice {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
  padding: 17px;
  border: 1px solid #e1c77a;
  border-left: 5px solid #e7b73d;
  border-radius: 0 10px 10px 0;
  background: var(--amber);
}
.difference-notice > span,
.difference-notice > p,
.difference-notice > .acknowledge {
  grid-column: 1/-1;
}
.difference-notice > span {
  color: #715912;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.difference-notice > p {
  margin: 0;
}
.difference-notice > div {
  padding: 11px;
  border: 1px solid #ead99f;
  border-radius: 8px;
  background: #fff;
}
.difference-notice > div p {
  margin: 5px 0 0;
  font-size: 13px;
}
.acknowledge {
  display: flex;
  gap: 10px;
  align-items: start;
  padding: 11px 12px;
  border: 1px solid #d7bc67;
  border-radius: 8px;
  background: #fff;
  color: var(--navy);
  font-weight: 750;
}
.acknowledge input {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  accent-color: var(--navy);
}
.captured-route-note {
  margin-bottom: 15px;
  padding: 14px 17px;
  border-left: 5px solid var(--cyan);
  background: var(--pale);
}
.captured-route-note strong {
  color: var(--navy);
}
.captured-route-note p {
  margin: 3px 0 0;
}
.request-card {
  margin-top: 14px;
}
.request-labels {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}
.request-labels span {
  color: var(--navy);
  font-weight: 850;
}
.request-labels strong {
  color: var(--muted);
  font-size: 13px;
  text-align: right;
}
.expected-result {
  margin: 12px 0 0;
  color: var(--muted);
}
.expected-result strong {
  color: var(--navy);
}
.manual-request {
  display: block;
  width: 100%;
  min-height: 360px;
  padding: 16px;
  border: 2px solid #9ab2c4;
  border-radius: 10px;
  resize: vertical;
  color: var(--ink);
  font: 14px/1.6 system-ui;
}
.manual-request:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
  border-color: var(--navy);
}
.project-facts-neutral {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 9px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}
.project-facts-neutral li {
  display: flex;
  min-height: 88px;
  flex-direction: column;
  justify-content: center;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  text-align: center;
}
.project-facts-neutral strong {
  color: var(--navy);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.project-facts-neutral span {
  margin-top: 5px;
  font-size: 13px;
}
.response-card .result-preview,
.response-entry {
  min-height: 300px;
}
.response-entry {
  width: 100%;
  padding: 14px;
  border: 2px solid #9ab2c4;
  border-radius: 9px;
  resize: vertical;
  color: var(--ink);
}
.choice-set,
.component-bank,
.compact-calendar,
.condition-grid {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  border: 0;
}
.choice-set legend,
.component-bank legend,
.compact-calendar legend,
.condition-grid legend {
  margin-bottom: 10px;
  color: var(--navy);
  font-weight: 850;
}
.choice-row,
.component-bank label,
.compact-calendar label,
.condition-grid label {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  cursor: pointer;
}
.choice-row input,
.component-bank input,
.compact-calendar input,
.condition-grid input {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  accent-color: var(--navy);
}
.choice-row span {
  display: grid;
  gap: 3px;
}
.choice-row strong {
  color: var(--navy);
}
.choice-row small {
  color: var(--muted);
}
.component-bank {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 22px;
}
.component-bank legend {
  grid-column: 1/-1;
}
.component-bank label:last-child {
  grid-column: 1/-1;
}
.selected-components {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0 16px;
  padding: 0;
  list-style: none;
}
.selected-components li {
  padding: 10px 12px;
  border-left: 4px solid var(--cyan);
  background: #fff;
}
.compact-calendar {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 20px 0;
}
.compact-calendar legend {
  grid-column: 1/-1;
}
.compact-calendar label,
.condition-grid label {
  justify-content: center;
  align-items: center;
  text-align: center;
}
.finish-choice-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.finish-choice-grid .finish-choice-hint {
  grid-column: 1/-1;
  text-align: left;
}
.condition-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 22px;
}
.condition-grid legend {
  grid-column: 1/-1;
}
.confirmation-gate {
  margin-top: 18px;
  padding: 18px;
  border: 2px solid #e1c77a;
  border-radius: 10px;
  background: var(--amber);
}
.confirmation-gate > span {
  color: #715912;
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.confirmation-gate h2 {
  margin: 6px 0;
}
.confirmation-gate p {
  margin: 0 0 14px;
}
.gate-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.gate-actions button {
  width: 100%;
}
.secondary-inline {
  width: auto;
  min-height: 42px;
  margin-top: 10px;
  padding: 9px 14px;
}
.evidence-form .confirmation-context {
  margin-bottom: 16px;
}

@media (max-width: 760px) {
  .route-grid,
  .select-grid,
  .assembly,
  .difference-notice,
  .project-facts-neutral,
  .component-bank,
  .selected-components {
    grid-template-columns: 1fr;
  }
  .route-card {
    min-height: 144px;
  }
  .difference-notice > span,
  .difference-notice > p,
  .difference-notice > .acknowledge {
    grid-column: auto;
  }
  .request-labels {
    align-items: start;
    flex-direction: column;
    gap: 3px;
  }
  .request-labels strong {
    text-align: left;
  }
  .component-bank legend,
  .component-bank label:last-child {
    grid-column: auto;
  }
}

@media (max-width: 480px) {
  main {
    padding: 16px 12px 112px;
  }
  .screen {
    padding: 20px 15px;
  }
  h1 {
    font-size: 31px;
  }
  .progress-meta {
    gap: 8px;
  }
  .progress-meta span {
    font-size: 11px;
  }
  .supervisor-hook {
    padding: 14px 15px;
  }
  .supervisor-hook strong {
    font-size: 20px;
  }
  .opening-summary {
    font-size: 16px;
  }
  .method-line {
    gap: 10px;
    margin-bottom: 14px;
  }
  .route-card {
    min-height: 130px;
    padding: 14px;
  }
  .route-card .route-name {
    font-size: 16px;
  }
  .route-card strong {
    font-size: 15px;
  }
  .route-card small {
    font-size: 12px;
  }
  .compact-action {
    margin-top: 14px;
    padding-top: 12px;
  }
  .practitioner-card {
    padding: 14px 15px;
  }
  .task-card {
    padding: 14px;
  }
  .select-grid {
    gap: 9px;
  }
  .select-grid select {
    min-height: 48px;
  }
  .assembly-row {
    min-height: auto;
  }
  .scaffold-list li {
    padding: 8px 10px;
  }
  .prompt {
    max-height: 300px;
  }
  .run-route {
    gap: 8px;
  }
  .run-route li {
    padding: 12px;
  }
  .screen > .compact-action {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 8px;
    z-index: 8;
    width: auto;
    max-width: none;
    margin: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 6px 22px #063b7038;
  }
  .screen > .compact-action .primary {
    min-height: 52px;
    padding: 12px 16px;
  }
  .screen > .compact-action .status:empty {
    display: none;
  }
  .screen > .compact-action.flow-action {
    position: static;
    left: auto;
    right: auto;
    bottom: auto;
    z-index: auto;
    width: 100%;
    max-width: 620px;
    margin: 20px auto 0;
    padding: 18px 0 0;
    border: 0;
    border-top: 1px solid var(--line);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }
  .screen > .compact-action.flow-action .primary {
    min-height: 52px;
  }
  .compact-calendar,
  .finish-choice-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .condition-grid,
  .gate-actions {
    grid-template-columns: 1fr;
  }
  .condition-grid legend,
  .compact-calendar legend {
    grid-column: 1/-1;
  }
  .route-fallback {
    margin: 18px auto 0;
  }
}

/* Prototype 7 slice 4: human confirmation, transfer and designed takeaway. */
.human-assembly,
.transfer-facts,
.completion-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.task-card.transfer-facts {
  display: block;
}
.human-assembly > div,
.transfer-facts > div,
.completion-grid > div {
  display: flex;
  min-height: 96px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  text-align: center;
}
.human-assembly span,
.transfer-facts span,
.completion-grid span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.human-assembly strong,
.transfer-facts strong,
.completion-grid strong {
  margin-top: 5px;
  color: var(--navy);
  font-size: 17px;
}
.human-condition {
  margin-top: 0;
}
.bounded-question {
  border-left: 5px solid var(--cyan);
  border-radius: 0 10px 10px 0;
  background: var(--pale);
}
.bounded-question > span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.bounded-question h2 {
  margin: 7px 0 16px;
  font-size: 23px;
}
.bounded-question details {
  background: #fff;
}
.assumption-feedback {
  border-left: 5px solid #e7b73d;
  background: var(--amber);
  color: var(--ink);
}
.assumption-feedback strong {
  color: var(--navy);
}
.owner-confirmation {
  margin: 18px 0;
  padding: 18px;
  border-left: 5px solid var(--lime);
  border-radius: 0 10px 10px 0;
  background: var(--green);
}
.owner-confirmation span,
.calculation-result span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.owner-confirmation strong,
.calculation-result strong {
  display: block;
  margin-top: 5px;
  color: var(--navy);
  font-size: 19px;
}
.owner-confirmation p {
  margin: 9px 0 0;
}
.numeric-check {
  max-width: 620px;
  margin-right: auto;
  margin-left: auto;
}
.numeric-check label {
  display: block;
  margin-bottom: 12px;
  color: var(--navy);
  font-size: 18px;
  font-weight: 800;
}
.numeric-check input {
  width: 100%;
  min-height: 58px;
  padding: 10px 14px;
  border: 2px solid #9ab2c4;
  border-radius: 9px;
  color: var(--navy);
  font-size: 22px;
  font-weight: 800;
  text-align: center;
}
.numeric-check input:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
  border-color: var(--navy);
}
.numeric-check input[aria-invalid="true"] {
  border-color: #b84b32;
}
.calculation-result {
  max-width: 620px;
  margin: 0 auto 16px;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--pale);
}
.transfer-comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0;
}
.transfer-comparison > div {
  display: flex;
  min-height: 118px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--lime);
  border-radius: 10px;
  background: #fff;
  text-align: center;
}
.transfer-comparison span {
  color: var(--muted);
  font-size: 13px;
}
.transfer-comparison strong {
  margin-top: 6px;
  color: var(--navy);
  font-size: 22px;
}
.completion-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.completion-grid > div {
  min-height: 108px;
  border-top: 5px solid var(--cyan);
}
.outcome-review {
  margin: 20px 0;
  background: #f8fbfd;
}
.outcome-review ol {
  margin-bottom: 0;
}
.outcome-review li {
  margin: 8px 0;
}
.takeaway-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}
.takeaway-actions button {
  width: 100%;
  min-height: 54px;
}
.takeaway-actions .primary {
  grid-column: 1/-1;
}
dialog.takeaway-dialog {
  width: min(1160px, calc(100% - 28px));
  height: min(92vh, 920px);
  max-height: 92vh;
}
.takeaway-preview {
  display: grid;
  grid-template-rows: minmax(360px, 1fr) auto auto;
  gap: 14px;
  height: calc(92vh - 112px);
}
.takeaway-preview iframe {
  width: 100%;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}
.preview-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.preview-actions button {
  width: 100%;
  min-height: 50px;
}

@media (max-width: 760px) {
  .human-assembly,
  .transfer-facts {
    grid-template-columns: 1fr;
  }
  .completion-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .human-assembly > div,
  .transfer-facts > div {
    min-height: 78px;
  }
  .takeaway-preview {
    height: calc(92vh - 118px);
  }
}
@media (max-width: 480px) {
  .transfer-comparison,
  .completion-grid,
  .takeaway-actions,
  .preview-actions {
    grid-template-columns: 1fr;
  }
  .takeaway-actions .primary {
    grid-column: auto;
  }
  .takeaway-dialog {
    width: calc(100% - 16px);
    padding: 16px;
  }
  .takeaway-preview {
    height: calc(92vh - 102px);
  }
  .completion-grid > div {
    min-height: 82px;
  }
}

/* Lab 1 Revision 5: captured example, evidence checks and a checked-schedule payoff. */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.format-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 18px 0 10px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--pale);
}
.format-label strong {
  color: var(--navy);
}
.format-label span {
  color: var(--muted);
  font-size: 13px;
  text-align: right;
}
.schedule-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(108px, 1fr));
  gap: 8px;
  margin: 14px 0;
}
.schedule-day {
  display: flex;
  min-height: 82px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--cyan);
  border-radius: 9px;
  background: #fff;
  text-align: center;
}
.schedule-day.blocked {
  border-top-color: #e7b73d;
  background: var(--amber);
}
.schedule-day strong {
  display: block;
  color: var(--navy);
}
.schedule-day span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.3;
}
.schedule-card {
  background: #fff;
}
.schedule-card-flat {
  margin: 22px 0;
  padding: 0;
  border: 0;
  background: transparent;
}
.schedule-card-flat > h2,
.schedule-card-flat > p {
  padding-right: 4px;
  padding-left: 4px;
}
.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  scrollbar-gutter: stable;
}
.table-scroll:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}
.table-scroll table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}
.quantity-card .table-scroll table {
  min-width: 560px;
}
.table-scroll th,
.table-scroll td {
  padding: 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.table-scroll th {
  color: var(--navy);
  border-bottom: 2px solid var(--navy);
  background: #f7fafc;
}
.table-scroll tr:last-child td {
  border-bottom: 0;
}
.table-scroll .number-cell,
.quantity-card th:not(:first-child) {
  text-align: center;
}
.table-scroll-hint {
  display: none;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
}
.open-assumptions {
  display: grid;
  gap: 10px;
  margin: 16px 0;
  padding: 0;
  list-style: none;
}
.open-assumptions li {
  position: relative;
  padding: 13px 14px 13px 44px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
}
.open-assumptions li::before {
  content: "?";
  position: absolute;
  left: 15px;
  top: 13px;
  display: flex;
  width: 20px;
  height: 20px;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  color: var(--navy);
  font-size: 12px;
  font-weight: 900;
}
.open-assumptions strong {
  display: block;
  color: var(--navy);
}
.choice-row:has(input:checked),
.condition-grid label:has(input:checked) {
  border-color: var(--navy);
  box-shadow: 0 0 0 2px #10bde826;
  background: var(--pale);
}
.needs-review {
  border-color: #b84b32 !important;
  box-shadow: 0 0 0 2px #b84b3222 !important;
}
.needs-review > h2,
.needs-review > summary {
  color: var(--red);
}
.optional-practice > summary {
  font-size: 17px;
}
.optional-practice > div > h3 {
  margin-top: 20px;
}

@media (max-width: 620px) {
  .format-label {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }
  .format-label span {
    text-align: left;
  }
  .schedule-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .schedule-strip .schedule-day:last-child:nth-child(odd) {
    grid-column: 1/-1;
    width: calc(50% - 4px);
    justify-self: center;
  }
  .table-scroll-hint {
    display: block;
  }
}
@media (max-width: 480px) {
  .schedule-strip {
    grid-template-columns: 1fr;
  }
  .schedule-strip .schedule-day:last-child:nth-child(odd) {
    grid-column: auto;
    width: auto;
    justify-self: stretch;
  }
  .schedule-day {
    min-height: 68px;
  }
  .table-scroll {
    overflow-x: hidden;
    scrollbar-gutter: auto;
  }
  .table-scroll table,
  .quantity-card .table-scroll table {
    width: 100%;
    min-width: 0;
    table-layout: fixed;
  }
  .table-scroll th,
  .table-scroll td {
    padding: 6px 3px;
    font-size: 12px;
    line-height: 1.22;
    overflow-wrap: anywhere;
    word-break: normal;
    vertical-align: top;
  }
  .schedule-card .table-scroll th:nth-child(1) {
    width: 25%;
  }
  .schedule-card .table-scroll th:nth-child(2) {
    width: 33%;
  }
  .schedule-card .table-scroll th:nth-child(3),
  .schedule-card .table-scroll th:nth-child(4) {
    width: 21%;
  }
  .quantity-card .table-scroll th:first-child {
    width: 22%;
  }
  .quantity-card .table-scroll th:not(:first-child) {
    width: 26%;
  }
  .table-scroll-hint {
    display: none;
  }
}

/* Lab 1 Revision 5.2: stable navigation, focused outcomes and visible playbook. */
.macro-progress {
  margin-bottom: 20px;
}
.macro-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.macro-steps li {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 2px 7px;
  align-items: center;
  min-height: 58px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-top: 5px solid #cbdbe6;
  border-radius: 9px;
  background: #f7fafc;
  color: var(--muted);
}
.macro-steps li.done {
  border-top-color: var(--lime);
  background: #f6fae9;
}
.macro-steps li.current {
  border-top-color: var(--cyan);
  background: var(--pale);
  color: var(--navy);
}
.macro-number {
  display: flex;
  grid-row: 1/3;
  width: 25px;
  height: 25px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #dce8ef;
  color: var(--navy);
  font-size: 12px;
  font-weight: 900;
}
.macro-steps li.done .macro-number {
  background: var(--lime);
}
.macro-steps li.current .macro-number {
  background: var(--cyan);
}
.macro-steps strong {
  font-size: 14px;
}
.substep-dots {
  display: flex;
  grid-column: 2;
  gap: 4px;
}
.substep-dots i {
  width: 14px;
  height: 4px;
  border-radius: 4px;
  background: #cbdbe6;
}
.substep-dots i.done {
  background: var(--lime);
}
.substep-dots i.current {
  background: var(--cyan);
}
.previous-nav {
  margin: 0 0 12px;
}
.previous-button {
  min-height: 38px;
  padding: 7px 12px;
  border-color: transparent;
  background: transparent;
  font-size: 14px;
}
.previous-button:hover {
  border-color: var(--line);
  background: #fff;
}
.next-action {
  display: flex;
  width: 100%;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border-color: #9fc52f;
  background: var(--lime);
  color: var(--navy);
  font-size: 18px;
  font-weight: 850;
}
.next-action:hover {
  background: #c8ef58;
}
.answer-outcome {
  max-width: 620px;
  margin: 22px auto 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  scroll-margin: 16px 0;
}
.answer-outcome .decision-feedback {
  margin: 0 0 12px;
}
.answer-outcome .next-action {
  margin: 0;
}
.retry-outcome .compact-action {
  max-width: none;
  margin: 0;
  padding: 0;
  border: 0;
}
.retry-outcome .compact-action .primary {
  min-height: 54px;
}
.retry-outcome .status:empty {
  display: none;
}
.check-cue {
  margin: 18px 0 12px;
  padding: 11px 14px;
  border-left: 4px solid var(--cyan);
  background: var(--pale);
  color: var(--muted);
  font-size: 14px;
}
.check-cue strong {
  display: block;
  color: var(--navy);
}
.locked-choice-set {
  pointer-events: none;
}
.locked-choice-set .choice-row:has(input:checked),
.locked-choice-set label:has(input:checked) {
  border-color: #9fc52f;
  background: var(--green);
}
.locked-choice-set input:checked {
  opacity: 1;
}
.locked-choice-set input:not(:checked) {
  opacity: 0.42;
}
.locked-choice-set .choice-row:not(:has(input:checked)) {
  opacity: 0.64;
}
.locked-choice-set .choice-row:has(input:checked)::after {
  content: "✓";
  margin-left: auto;
  color: var(--navy);
  font-size: 20px;
  font-weight: 900;
}
.verified-evidence-form {
  border-left: 5px solid var(--lime);
}
.verified-status {
  margin: 0 0 16px;
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--green);
  color: var(--navy);
  font-weight: 800;
}
.verified-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0;
}
.verified-fields > div {
  display: grid;
  gap: 4px;
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--lime);
  border-radius: 0 9px 9px 0;
  background: var(--green);
}
.verified-fields span {
  color: var(--muted);
  font-size: 13px;
}
.verified-fields strong {
  color: var(--navy);
  font-size: 18px;
}
.question-divider {
  height: 1px;
  margin: 22px 0;
  background: var(--line);
}
.simulator-note {
  margin: 0 0 18px;
  padding: 14px 17px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #f8fbfd;
}
.simulator-note strong {
  color: var(--navy);
}
.simulator-note .estimated-time {
  color: var(--navy);
  font-weight: 800;
  white-space: nowrap;
}
.simulator-note + .depth {
  margin-top: 0;
}
.lab-picture {
  display: grid;
  grid-template-columns: repeat(9, auto);
  gap: 8px;
  align-items: center;
}
.lab-picture div {
  display: grid;
  gap: 4px;
  min-height: 88px;
  align-content: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--cyan);
  border-radius: 9px;
  background: #fff;
  text-align: center;
}
.lab-picture strong {
  color: var(--navy);
}
.lab-picture span {
  color: var(--muted);
  font-size: 12px;
}
.lab-picture b {
  color: var(--cyan);
  font-size: 24px;
}
.result-details > div > h2 {
  margin-top: 22px;
}
.result-details > div > h2:first-child {
  margin-top: 0;
}
.captured-response {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #f8fbfd;
}
.captured-response .result-preview {
  margin-bottom: 0;
}
.response-evidence p {
  margin-bottom: 0;
}
.playbook {
  margin: 0 0 20px;
}
.playbook-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}
.playbook-heading span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.playbook-heading h2 {
  margin: 0;
}
.playbook-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}
.playbook-card {
  display: flex;
  min-height: 244px;
  flex-direction: column;
  padding: 15px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--cyan);
  border-radius: 9px;
  background: #fff;
}
.playbook-card > span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
}
.playbook-card h3 {
  margin: 5px 0 7px;
  font-size: 16px;
}
.playbook-card p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 13px;
}
.playbook-card button {
  width: 100%;
  min-height: 42px;
  margin-top: auto;
  padding: 8px 10px;
}
.playbook-details {
  margin: 0 0 10px;
  background: #f8fbfd;
}
.playbook-details summary {
  padding: 9px 10px;
  font-size: 13px;
}
.playbook-details > pre {
  max-height: 220px;
  margin: 0 10px 10px;
  padding: 10px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  white-space: pre-wrap;
  font: 12px/1.45 system-ui;
}
.optional-practice-card {
  margin-top: 14px;
}
.takeaway-actions .button {
  width: 100%;
  min-height: 54px;
}
.guide-section {
  margin-bottom: 22px;
}
.guide-section h3 {
  font-size: 19px;
}
.guide-section p {
  margin: 8px 0;
}
.contextual-guide {
  padding: 15px 17px;
  border-left: 5px solid var(--cyan);
  background: var(--pale);
}
.tool-expectations {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 16px 0;
  padding: 0;
  list-style: none;
}
.tool-expectations li {
  padding: 12px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--cyan);
  border-radius: 8px;
  background: #fff;
}
.tool-expectations strong {
  display: block;
  color: var(--navy);
}
.tool-expectations span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 760px) {
  .playbook-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .lab-picture {
    grid-template-columns: 1fr;
  }
  .lab-picture b {
    transform: rotate(90deg);
    justify-self: center;
  }
  .lab-picture div {
    min-height: 72px;
  }
  .verified-fields {
    grid-template-columns: 1fr;
  }
  .tool-expectations {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .macro-progress {
    margin-bottom: 14px;
  }
  .macro-steps {
    gap: 5px;
  }
  .macro-steps li {
    display: flex;
    min-height: 54px;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    padding: 6px 3px;
    text-align: center;
  }
  .macro-number {
    width: 22px;
    height: 22px;
  }
  .macro-steps strong {
    font-size: 11px;
  }
  .substep-dots {
    grid-column: auto;
  }
  .substep-dots i {
    width: 9px;
  }
  .previous-nav {
    margin-bottom: 8px;
  }
  .playbook-grid {
    grid-template-columns: 1fr;
  }
  .playbook-card {
    min-height: 150px;
  }
  .playbook-heading {
    align-items: start;
    flex-direction: column;
    gap: 4px;
  }
  .answer-outcome {
    margin-top: 18px;
  }
  .screen > .compact-action .next-action {
    min-height: 52px;
  }
}

@media (min-width: 761px) {
  #app[data-route="complete"] .screen {
    padding-top: 26px;
  }
  #app[data-route="complete"] h1 {
    margin-bottom: 10px;
    font-size: 40px;
  }
  #app[data-route="complete"] .instruction {
    margin-bottom: 8px;
  }
  #app[data-route="complete"] .playbook-heading {
    margin-bottom: 8px;
  }
  #app[data-route="complete"] .playbook-card {
    min-height: 226px;
    padding: 12px;
  }
}

@media print {
  .macro-progress,
  .previous-nav {
    display: none !important;
  }
}

/* LevelUP visual standard: equal containers, fixed control positions and aligned text. */
.source-facts {
  grid-auto-rows: 1fr;
}
.source-facts li {
  height: 100%;
}
.choice-row {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  column-gap: 12px;
  align-items: start;
}
.choice-row input {
  margin: 2px 0 0;
  justify-self: center;
}
.choice-row span {
  min-width: 0;
}
.condition-grid {
  grid-auto-rows: 1fr;
  gap: 12px;
}
.condition-grid label {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  column-gap: 14px;
  align-items: center;
  justify-content: stretch;
  height: 100%;
  min-height: 84px;
  padding: 14px 18px;
  text-align: left;
}
.condition-grid input {
  width: 24px;
  height: 24px;
  margin: 0;
  justify-self: center;
}
.condition-grid label > span {
  min-width: 0;
  line-height: 1.35;
  text-wrap: balance;
}
.choice-row:has(input:focus-visible),
.condition-grid label:has(input:focus-visible) {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}
.choice-row input:focus-visible,
.condition-grid input:focus-visible {
  outline: none;
}
.lab-picture {
  grid-template-columns:
    minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr)
    auto minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: stretch;
}
.lab-picture div {
  min-height: 96px;
}
.lab-picture b {
  align-self: center;
}
.playbook-heading {
  display: grid;
  justify-items: start;
  gap: 4px;
}
.playbook-grid {
  grid-auto-rows: 1fr;
}
.playbook-card {
  height: 100%;
}
@media (max-width: 760px) {
  .condition-grid {
    grid-template-columns: 1fr;
  }
  .condition-grid label {
    min-height: 68px;
  }
  .lab-picture {
    grid-template-columns: 1fr;
  }
}

/* Lab 1 Revision 5.5: richer preview, balanced decisions and clearer evidence checks. */
.decision-feedback ul {
  display: grid;
  gap: 7px;
  margin: 10px 0 0;
  padding-left: 20px;
  color: var(--ink);
}
.decision-feedback li {
  padding-left: 2px;
}
.decision-feedback.incorrect li::marker {
  color: var(--red);
}
.decision-feedback.correct li::marker {
  color: var(--navy);
}

.source-packet {
  margin: 18px 0 22px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fbfd;
}
.section-heading {
  display: grid;
  gap: 3px;
  margin-bottom: 14px;
}
.section-heading > span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.section-heading h2 {
  margin: 0;
}
.source-fragment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  gap: 12px;
}
.source-fragment {
  display: flex;
  height: 100%;
  min-height: 184px;
  flex-direction: column;
  padding: 16px 17px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--cyan);
  border-radius: 9px;
  background: #fff;
}
.source-fragment > span {
  display: block;
  margin-bottom: 9px;
  color: var(--navy);
  font-size: 14px;
  font-weight: 850;
  letter-spacing: 0.03em;
}
.source-fragment p {
  margin: 0;
  color: var(--ink);
  line-height: 1.5;
}

.source-decisions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 20px 0;
}
.source-decision {
  display: block;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fbfd;
}
.source-decision .choice-set {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  gap: 12px;
}
.source-decision[data-choice-count="3"] .choice-set {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.source-decision .choice-set legend {
  grid-column: 1/-1;
  margin: 0 0 3px;
  font-size: 18px;
  line-height: 1.35;
}
.source-decision .choice-row {
  height: 100%;
  min-height: 112px;
  align-items: center;
  padding: 15px;
  background: #fff;
}
.source-decision .choice-row input {
  align-self: center;
  margin: 0;
}
.source-decision .choice-row span {
  align-content: center;
  line-height: 1.4;
}
.decision-status {
  min-height: 24px;
  margin: 10px 0 0;
  color: var(--navy);
  font-size: 14px;
}
.source-reference {
  margin-top: 18px;
}
.source-reference ul {
  display: grid;
  gap: 8px;
  margin: 10px 0 0;
  padding-left: 20px;
}
.source-reference li {
  padding-left: 2px;
}

.timeline-preview {
  width: min(100%, 960px);
  margin: 18px auto 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fbfd;
}
.preview-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}
.preview-heading > div {
  display: grid;
  gap: 2px;
}
.preview-heading span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.preview-heading strong {
  color: var(--navy);
  font-size: 20px;
}
.preview-heading > small {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-weight: 750;
  white-space: nowrap;
}
.preview-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  gap: 9px;
  margin-bottom: 13px;
}
.preview-summary > div {
  display: grid;
  height: 100%;
  min-height: 80px;
  align-content: center;
  gap: 3px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--cyan);
  border-radius: 8px;
  background: #fff;
}
.preview-summary span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.preview-summary strong {
  color: var(--navy);
  font-size: 14px;
  line-height: 1.3;
}
.preview-key {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px 13px;
  margin: 0 0 9px;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 12px;
}
.preview-key li {
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}
.preview-key i {
  display: block;
  width: 22px;
  height: 12px;
  border-radius: 3px;
}
.preview-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}
.preview-scroll:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}
.timeline-preview-board {
  display: grid;
  min-width: 760px;
  padding: 12px;
  background: #fff;
}
.preview-axis,
.preview-row {
  position: relative;
  display: grid;
  grid-template-columns: 122px repeat(8, minmax(72px, 1fr));
  align-items: stretch;
}
.preview-axis-corner,
.preview-axis-cell {
  position: relative;
  display: grid;
  min-height: 52px;
  place-content: center;
  padding: 5px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #f7fafc;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.15;
  text-align: center;
}
.preview-axis-cell:last-child {
  border-right: 1px solid var(--line);
}
.preview-axis-corner {
  justify-content: start;
  padding-left: 12px;
  color: var(--navy);
  font-weight: 850;
  text-transform: uppercase;
}
.preview-axis-cell b {
  color: var(--navy);
  font-size: 11px;
}
.preview-axis-cell small {
  margin-top: 2px;
  font-size: 9px;
  font-weight: 850;
  text-transform: uppercase;
}
.preview-axis-cell.is-blocked {
  background: repeating-linear-gradient(135deg, #dce8ef 0 5px, #fff 5px 10px);
}
.preview-axis-cell.is-finish {
  box-shadow: inset 0 -4px 0 var(--lime);
  background: #f6fae9;
}
.preview-axis-cell.is-target::before {
  content: "";
  position: absolute;
  top: 5px;
  right: 4px;
  bottom: 5px;
  border-left: 2px dashed var(--navy);
}
.preview-row {
  min-height: 54px;
}
.preview-row > strong {
  display: grid;
  grid-column: 1;
  grid-row: 1;
  align-content: center;
  padding: 7px 12px;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #f7fafc;
  color: var(--navy);
  font-size: 13px;
  line-height: 1.2;
}
.preview-row > strong span,
.preview-row > strong small {
  display: block;
}
.preview-row > strong small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}
.preview-cell {
  position: relative;
  grid-row: 1;
  min-height: 54px;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.preview-cell:last-child {
  border-right: 1px solid var(--line);
}
.preview-cell.is-work {
  background-color: #fff;
  background-image: linear-gradient(
    to bottom,
    transparent 10px,
    #0799be 10px,
    #0799be 11px,
    var(--cyan) 11px,
    var(--cyan) calc(100% - 11px),
    #0799be calc(100% - 11px),
    #0799be calc(100% - 10px),
    transparent calc(100% - 10px)
  );
}
.preview-cell.is-blocked {
  background: repeating-linear-gradient(135deg, #dce8ef 0 5px, #fff 5px 10px);
}
.preview-cell.is-finish::before {
  content: "";
  position: absolute;
  top: 5px;
  right: 4px;
  bottom: 5px;
  width: 4px;
  border-radius: 3px;
  background: var(--lime);
  z-index: 2;
}
.preview-cell.is-target::before {
  content: "";
  position: absolute;
  top: 5px;
  right: 4px;
  bottom: 5px;
  border-left: 2px dashed var(--navy);
  z-index: 2;
}
.preview-scroll-hint {
  display: none;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
}
.timeline-preview figcaption {
  margin: 12px auto 0;
  max-width: 760px;
  color: var(--ink);
  font-size: 14px;
  text-align: center;
}

.condition-guide {
  display: grid;
  gap: 3px;
  margin: 16px 0 12px;
  padding: 13px 15px;
  border-left: 5px solid var(--cyan);
  background: var(--pale);
}
.condition-guide span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.condition-guide strong {
  color: var(--navy);
}
.condition-guide p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.condition-evidence {
  margin: 0 0 14px;
}
.condition-grid label {
  grid-template-columns: 24px minmax(0, 1fr) auto;
}
.condition-copy {
  display: grid;
  gap: 3px;
}
.condition-copy strong {
  color: var(--navy);
  font-size: 16px;
}
.condition-copy small {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}
.condition-hint {
  justify-self: end;
  padding: 4px 8px;
  border-radius: 999px;
  background: #fff;
  color: inherit;
  font-size: 11px;
  font-style: normal;
  font-weight: 900;
  text-transform: uppercase;
}
.condition-grid label.condition-remove {
  border: 2px solid #b84b32;
  box-shadow: 0 0 0 2px #b84b3222;
  background: #fff0ec;
  color: var(--red);
}
.condition-grid label.condition-add {
  border: 2px solid #d2a529;
  box-shadow: 0 0 0 2px #d2a52922;
  background: var(--amber);
}

.schedule-timeline {
  margin: 16px 0 18px;
}
.timeline-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}
.timeline-heading figcaption {
  color: var(--navy);
  font-size: 18px;
  font-weight: 850;
}
.timeline-key {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px 13px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 12px;
}
.timeline-key li {
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}
.timeline-key i {
  display: block;
  width: 22px;
  height: 12px;
  border-radius: 3px;
}
.key-work {
  background: var(--cyan);
}
.key-blocked {
  border: 1px solid #9ab2c4;
  background: repeating-linear-gradient(135deg, #dce8ef 0 4px, #fff 4px 8px);
}
.key-finish {
  background: var(--lime);
}
.key-target {
  border: 2px dashed var(--navy);
  background: #fff;
}
.timeline-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}
.timeline-scroll:focus {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}
.timeline-board {
  min-width: 704px;
  padding: 13px;
}
.timeline-header,
.timeline-row {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  align-items: stretch;
}
.timeline-corner,
.timeline-area {
  display: flex;
  align-items: center;
  padding: 7px 9px;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #f7fafc;
  color: var(--navy);
  font-size: 12px;
  font-weight: 850;
}
.timeline-corner {
  border-top: 1px solid var(--line);
}
.timeline-days,
.timeline-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(52px, 1fr)) repeat(2, 34px) repeat(
      3,
      minmax(52px, 1fr)
    );
}
.timeline-day {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 56px;
  padding: 5px 2px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #f7fafc;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.15;
  text-align: center;
}
.timeline-day:last-child {
  border-right: 1px solid var(--line);
}
.timeline-day span {
  font-weight: 750;
}
.timeline-day strong {
  color: var(--navy);
  font-size: 12px;
}
.timeline-day.is-weekend {
  background: #edf1f4;
  color: #7890a1;
}
.timeline-day.is-weekend strong {
  color: #607b8f;
}
.timeline-day.is-blocked {
  background: repeating-linear-gradient(135deg, #dce8ef 0 5px, #fff 5px 10px);
}
.timeline-day.is-finish {
  box-shadow: inset 0 -4px 0 var(--lime);
  background: #f6fae9;
}
.timeline-day.is-finish::after {
  content: "Finish";
  display: block;
  margin-top: 2px;
  color: var(--navy);
  font-size: 8px;
  font-weight: 850;
  line-height: 1;
  text-transform: uppercase;
}
.timeline-day.is-target::before {
  content: "";
  position: absolute;
  top: 5px;
  right: 4px;
  bottom: 5px;
  border-left: 2px dashed var(--navy);
}
.timeline-track {
  position: relative;
  min-height: 43px;
}
.timeline-cell {
  position: relative;
  grid-row: 1;
  min-height: 43px;
  border-left: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.timeline-cell:last-child {
  border-right: 1px solid var(--line);
}
.timeline-cell.is-weekend {
  background: #f0f3f5;
}
.timeline-cell.is-blocked {
  background: repeating-linear-gradient(135deg, #dce8ef 0 5px, #fff 5px 10px);
}
.timeline-cell.is-work {
  background-color: #fff;
  background-image: linear-gradient(
    to bottom,
    transparent 9px,
    #0799be 9px,
    #0799be 10px,
    var(--cyan) 10px,
    var(--cyan) calc(100% - 10px),
    #0799be calc(100% - 10px),
    #0799be calc(100% - 9px),
    transparent calc(100% - 9px)
  );
}
.timeline-cell.is-finish::before {
  content: "";
  position: absolute;
  top: 5px;
  right: 4px;
  bottom: 5px;
  width: 4px;
  border-radius: 3px;
  background: var(--lime);
  z-index: 2;
}
.timeline-cell.is-target::before {
  content: "";
  position: absolute;
  top: 5px;
  right: 4px;
  bottom: 5px;
  border-left: 2px dashed var(--navy);
  z-index: 2;
}
.timeline-scroll-hint {
  display: none;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
}

#app[data-route="revision-schedule"] .screen > .task-card {
  margin-top: 14px;
  margin-bottom: 14px;
}
#app[data-route="revision-schedule"] .impact-compare {
  margin-top: 12px;
}
#app[data-route="revision-schedule"] .schedule-timeline {
  margin: 12px 0 14px;
}
#app[data-route="revision-schedule"] .question-divider {
  margin: 18px 0;
}
#app[data-route="revision-schedule"] .choice-set {
  gap: 8px;
}
#app[data-route="revision-schedule"] .choice-row {
  padding-top: 11px;
  padding-bottom: 11px;
}

@media (max-width: 760px) {
  .source-fragment-grid {
    grid-template-columns: 1fr;
  }
  .source-fragment {
    min-height: auto;
  }
  .source-decision .choice-set,
  .source-decision[data-choice-count="3"] .choice-set {
    grid-template-columns: 1fr;
  }
  .source-decision .choice-row {
    min-height: 68px;
  }
  .preview-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
  .preview-heading > small {
    white-space: normal;
  }
  .preview-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .preview-key {
    justify-content: flex-start;
  }
  .timeline-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }
  .timeline-key {
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  body {
    overflow-x: hidden;
  }
  .source-packet,
  .source-decision,
  .timeline-preview {
    padding: 14px;
  }
  .source-fragment-grid,
  .source-decisions {
    gap: 10px;
  }
  .source-fragment {
    padding: 14px 15px;
  }
  .source-decision .choice-row {
    min-height: 64px;
    padding: 12px;
  }
  .timeline-preview {
    padding: 14px;
  }
  .preview-summary {
    gap: 7px;
  }
  .preview-summary > div {
    min-height: 74px;
    padding: 10px;
  }
  .preview-scroll-hint {
    display: block;
  }
  .timeline-board {
    min-width: 660px;
    padding: 10px;
  }
  .timeline-header,
  .timeline-row {
    grid-template-columns: 70px minmax(0, 1fr);
  }
  .timeline-scroll-hint {
    display: block;
  }
  .schedule-timeline,
  .timeline-scroll {
    max-width: 100%;
  }
}

@media print {
  .source-fragment,
  .source-decision,
  .timeline-preview,
  .schedule-timeline {
    break-inside: avoid;
  }
  .timeline-scroll {
    overflow: visible;
    border-color: #9ab2c4;
  }
  .timeline-board {
    min-width: 0;
    padding: 8px;
  }
  .timeline-header,
  .timeline-row {
    grid-template-columns: 68px minmax(0, 1fr);
  }
  .timeline-days,
  .timeline-track {
    grid-template-columns: repeat(5, minmax(38px, 1fr)) repeat(2, 25px) repeat(
        3,
        minmax(38px, 1fr)
      );
  }
  .timeline-day {
    min-height: 34px;
  }
  .timeline-track,
  .timeline-cell {
    min-height: 36px;
  }
  .timeline-scroll-hint {
    display: none !important;
  }
  .timeline-cell.is-blocked,
  .timeline-cell.is-work,
  .key-blocked,
  .preview-cell.is-blocked,
  .preview-cell.is-work {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  .key-work,
  .key-finish,
  .timeline-cell.is-finish::before,
  .preview-cell.is-finish::before {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}

/* Lab 1 Revision 5.7: balanced completion, intact timeline grid and media placement. */
.intro-placeholder {
  display: flex;
  min-height: 60px;
  align-items: center;
  gap: 13px;
  padding: 12px 16px;
  border: 2px solid #86a1b6;
  border-radius: 9px;
  background: #fff;
  color: var(--navy);
}
.intro-placeholder > span {
  display: grid;
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 50%;
  background: var(--pale);
  font-size: 14px;
}
.intro-placeholder > div {
  display: grid;
  gap: 1px;
}
.intro-placeholder strong {
  font-size: 16px;
}
.intro-placeholder small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.3;
}

.timeline-track {
  position: relative;
  min-height: 43px;
  background: #fff;
}

.bounded-question {
  padding: 16px 18px;
}
.bounded-question h2 {
  max-width: 48ch;
  margin: 7px 0 0;
  font-size: clamp(18px, 2.2vw, 23px);
  line-height: 1.3;
  text-wrap: balance;
}

.playbook-details {
  margin-top: auto;
  margin-bottom: 10px;
}
.playbook-card > button {
  margin-top: 0;
}
#takeaway-status:empty,
#copy-status:empty {
  display: none;
}

.optional-practice-card > summary {
  padding: 16px 18px;
  font-size: 17px;
}
.optional-practice-body {
  padding-top: 2px;
}
.practice-steps {
  display: grid;
  gap: 10px;
  margin: 16px 0;
  padding: 0;
  list-style: none;
  counter-reset: practice-step;
}
.practice-steps li {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 10px;
  padding: 13px 14px 13px 48px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  counter-increment: practice-step;
}
.practice-steps li::before {
  content: counter(practice-step);
  position: absolute;
  left: 14px;
  top: 13px;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}
.practice-steps strong {
  color: var(--navy);
}
.practice-steps span {
  grid-column: 1/-1;
  color: var(--ink);
}
.data-note {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 4px solid var(--cyan);
  background: var(--pale);
}

.whats-next {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.whats-next > span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.completion-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 8px;
}
.completion-nav .button,
.completion-nav button {
  width: 100%;
  min-height: 54px;
  text-align: center;
}
.button.is-disabled {
  cursor: default;
  opacity: 0.7;
  background: #f7fafc;
  color: var(--muted);
  pointer-events: none;
}
.narrow-label {
  display: none;
}
@media (max-width: 760px) {
  .completion-nav {
    grid-template-columns: 1fr;
  }
  .intro-placeholder {
    justify-content: center;
  }
}
@media (max-width: 480px) {
  .wide-label {
    display: none;
  }
  .narrow-label {
    display: inline;
  }
}