/* Ship the Brief shares the portfolio's charcoal, ivory, coral, and blue palette. */
.page-lab {
    --lab-black: #090a0c;
    --lab-ink: #f4f0e8;
    --lab-ink-soft: #d0cbc1;
    --lab-paper: #111318;
    --lab-panel: #171a20;
    --lab-raised: #1e222b;
    --lab-selected: #242b42;
    --lab-coral: var(--accent);
    --lab-cobalt: #a8b8ff;
    --lab-line: rgba(244, 240, 232, .2);
    --lab-muted: #a0a2a7;
    --gutter: clamp(1.2rem, 5vw, 5rem);
    background: var(--lab-black);
    color: var(--lab-ink);
}

.page-lab .container { width: min(100%, 1600px); }

.page-lab :focus-visible {
    outline: 2px solid var(--lab-cobalt);
    outline-offset: 4px;
}

.page-lab .text-link {
    color: var(--lab-ink-soft);
}

.page-lab .text-link:hover {
    color: var(--lab-cobalt);
}

.page-lab .button--accent {
    background: var(--lab-coral);
    color: var(--lab-black);
}

.page-lab .button--outline {
    border-color: var(--lab-line);
    color: var(--lab-ink);
}

.page-lab .button--outline:hover {
    border-color: var(--lab-cobalt);
    background: var(--lab-selected);
    color: var(--lab-ink);
}

.page-lab .lab-intro {
    overflow: clip;
    background: var(--lab-black);
    color: var(--lab-ink);
}

.page-lab .lab-intro-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding-block: 1.35rem;
    border-bottom: 1px solid var(--lab-line);
}

.page-lab .lab-intro-topline .eyebrow,
.page-lab .lab-intro-note {
    color: var(--lab-muted);
}

.page-lab .lab-intro-note {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-family: var(--mono);
    font-size: .68rem;
    line-height: 1.5;
}

.page-lab .lab-pulse {
    display: inline-block;
    width: .45rem;
    height: .45rem;
    border: 1px solid var(--lab-black);
    border-radius: 50%;
    background: var(--lab-coral);
}

.page-lab .lab-intro-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(18rem, .7fr);
    gap: 3rem;
    align-items: end;
    padding-block: clamp(3.5rem, 8vw, 8rem) clamp(3rem, 6vw, 5rem);
}

.page-lab .lab-kicker {
    margin-bottom: 1.35rem;
    color: var(--lab-coral);
    font-family: var(--mono);
    font-size: .72rem;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.page-lab .lab-intro h1 {
    max-width: 8ch;
    font-size: clamp(4rem, 10vw, 10.5rem);
    line-height: .86;
    letter-spacing: -.09em;
}

.page-lab .lab-intro h1 .type-serif {
    color: var(--lab-coral);
}

.page-lab .lab-intro-copy {
    max-width: 28rem;
    padding-bottom: .45rem;
    color: var(--lab-ink-soft);
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.75;
}

.page-lab .lab-intro-copy__small {
    margin-top: 1.15rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .68rem;
    line-height: 1.7;
}

.page-lab .lab-intro-copy__label { margin-bottom: 1rem; color: var(--lab-cobalt); font-family: var(--mono); font-size: .64rem; letter-spacing: .08em; text-transform: uppercase; }
.page-lab .lab-intro-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: 1.8rem; }
.page-lab .lab-how-it-works { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin: 0 0 2rem; padding: 0; border: 1px solid var(--lab-line); background: var(--lab-line); list-style: none; scroll-margin-top: 6rem; }
.page-lab .lab-how-it-works li { display: flex; align-items: flex-start; gap: 1.1rem; padding: 1.35rem; background: var(--lab-paper); }
.page-lab .lab-how-it-works li > span { padding-top: .15rem; color: var(--lab-coral); font-family: var(--mono); font-size: .6rem; }
.page-lab .lab-how-it-works strong { color: var(--lab-ink); font-size: .9rem; font-weight: 500; }
.page-lab .lab-how-it-works p { margin-top: .5rem; color: var(--lab-muted); font-size: .8rem; line-height: 1.7; }

.page-lab .lab-intro-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 1.1rem;
    border-top: 1px solid var(--lab-line);
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .67rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.page-lab .lab-intro-bottom span:last-child {
    color: var(--lab-coral);
    font-size: 1.1rem;
}

.page-lab .lab-section {
    background: var(--lab-black);
    color: var(--lab-ink);
}

.page-lab .lab-section-heading {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(18rem, .62fr);
    gap: 3rem;
    align-items: end;
    margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.page-lab .lab-section-heading .eyebrow,
.page-lab .lab-screen-heading .eyebrow,
.page-lab .lab-fallback-heading .eyebrow {
    margin-bottom: .85rem;
    color: var(--lab-muted);
}

.page-lab .lab-section-heading h2 {
    max-width: 14ch;
    color: var(--lab-ink);
}

.page-lab .lab-section-heading h2 .type-serif {
    color: var(--lab-cobalt);
}

.page-lab .lab-section-heading > p {
    max-width: 29rem;
    padding-bottom: .25rem;
    color: var(--lab-muted);
    font-size: .95rem;
    line-height: 1.8;
}

.page-lab .lab-app {
    position: relative;
    border: 1px solid var(--lab-line);
    background: var(--lab-paper);
    color: var(--lab-ink);
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, .2);
}

.page-lab .lab-fallback {
    padding: clamp(1.25rem, 3vw, 2.5rem);
}

.page-lab .lab-fallback-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
    padding-bottom: 1.75rem;
    border-bottom: 1px solid var(--lab-line);
}

.page-lab .lab-fallback-heading h3,
.page-lab .lab-screen-heading h3,
.page-lab .lab-plan-heading h3,
.page-lab .lab-result-heading h3 {
    font-size: clamp(1.8rem, 3.4vw, 3rem);
    letter-spacing: -.06em;
}

.page-lab .lab-fallback-heading > p {
    max-width: 22rem;
    color: var(--lab-muted);
    font-size: .82rem;
    line-height: 1.7;
}

.page-lab .lab-case-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-left: 1px solid var(--lab-line);
}

.page-lab .lab-case-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 20rem;
    padding: 1.2rem;
    border-right: 1px solid var(--lab-line);
    border-bottom: 1px solid var(--lab-line);
}

.page-lab .lab-case-card__topline,
.page-lab .lab-case-card__footer {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: .75rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .62rem;
    line-height: 1.6;
}

.page-lab .lab-case-card__topline > span:first-child {
    color: var(--lab-ink);
    text-transform: uppercase;
}

.page-lab .lab-case-card__topline > span:last-child {
    color: var(--lab-cobalt);
    font-size: 1rem;
}

.page-lab .lab-case-card h3 {
    margin-top: 3.3rem;
    font-size: clamp(1.25rem, 2vw, 1.7rem);
}

.page-lab .lab-case-card > p {
    margin-top: .8rem;
    color: var(--lab-muted);
    font-size: .82rem;
    line-height: 1.7;
}

.page-lab .lab-case-card__footer {
    align-items: flex-end;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 2rem;
    color: var(--lab-ink);
}

.page-lab .lab-case-card__footer > span {
    max-width: 12ch;
    line-height: 1.35;
}

.page-lab .lab-case-card__footer .text-link {
    min-height: 2rem;
    font-size: .68rem;
}

.page-lab .lab-fallback-note {
    padding-top: 1.2rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .65rem;
    line-height: 1.7;
}

.page-lab .lab-fallback-note span {
    margin-right: .5rem;
    color: var(--lab-ink);
}

.page-lab .lab-game {
    min-height: 42rem;
    color: var(--lab-ink);
}

.page-lab .lab-game-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 3.8rem;
    padding: .75rem clamp(1.25rem, 3vw, 2.5rem);
    border-bottom: 1px solid var(--lab-line);
    background: var(--lab-panel);
    color: var(--lab-ink);
}

.page-lab .lab-game-phase {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    min-width: 0;
}

.page-lab .lab-progress-line {
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .61rem;
}

.page-lab .lab-game-metrics {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-lab .lab-timer {
    display: inline-flex;
    align-items: baseline;
    gap: .45rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .61rem;
    text-transform: uppercase;
}

.page-lab .lab-timer strong {
    min-width: 3.1rem;
    color: var(--lab-coral);
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .02em;
}

.page-lab .lab-timer.is-expired strong {
    color: var(--error);
}

.page-lab .lab-timer [data-lab-timer-state-label] {
    color: var(--lab-muted);
    font-size: .55rem;
    text-transform: none;
}

.page-lab .lab-game-bar .eyebrow {
    color: var(--lab-ink);
}

.page-lab .lab-best-line {
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .66rem;
}

.page-lab .lab-best-line span {
    color: var(--lab-ink);
}

.page-lab .lab-screen {
    padding: clamp(1.25rem, 4vw, 3rem);
    color: var(--lab-ink);
}

.page-lab .lab-screen-heading {
    max-width: 47rem;
}

.page-lab .lab-screen-heading > p:last-child {
    max-width: 38rem;
    margin-top: 1rem;
    color: var(--lab-muted);
    font-size: .95rem;
    line-height: 1.75;
}

.page-lab .lab-choose-tools {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(17rem, .72fr);
    gap: 1rem;
    margin-top: 2rem;
}

.page-lab .lab-journey-progress,
.page-lab .lab-challenge-toggle {
    min-width: 0;
    padding: 1rem 1.1rem;
    border: 1px solid var(--lab-line);
    background: var(--lab-panel);
    color: var(--lab-ink);
}

.page-lab .lab-journey-progress__copy {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
}

.page-lab .lab-journey-progress .eyebrow,
.page-lab .lab-challenge-toggle .eyebrow {
    margin-bottom: .35rem;
    color: var(--lab-muted);
}

.page-lab .lab-journey-progress__copy > p:last-child {
    color: var(--lab-ink-soft);
    font-family: var(--mono);
    font-size: .64rem;
}

.page-lab .lab-journey-progress__copy strong {
    color: var(--lab-coral);
    font-size: .88rem;
}

.page-lab .lab-progress-track {
    height: .35rem;
    margin-top: .9rem;
    overflow: hidden;
    background: var(--lab-line);
}

.page-lab .lab-progress-track > span {
    display: block;
    width: 0;
    height: 100%;
    background: var(--lab-cobalt);
    transition: width 180ms ease;
}

.page-lab .lab-progress-note,
.page-lab .lab-challenge-toggle > div > p:last-child {
    margin-top: .55rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .6rem;
    line-height: 1.55;
}

.page-lab .lab-challenge-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.page-lab .lab-challenge-toggle > div {
    min-width: 0;
}

.page-lab .lab-toggle {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    gap: .55rem;
    min-height: 2.5rem;
    padding: .35rem .55rem .35rem .75rem;
    border: 1px solid var(--lab-line);
    border-radius: 99rem;
    background: var(--lab-paper);
    color: var(--lab-ink);
    font-family: var(--mono);
    font-size: .62rem;
    text-transform: uppercase;
}

.page-lab .lab-toggle:hover,
.page-lab .lab-toggle:focus-visible,
.page-lab .lab-toggle.is-on {
    border-color: var(--lab-cobalt);
}

.page-lab .lab-toggle.is-on {
    background: var(--lab-selected);
}

.page-lab .lab-toggle__track {
    position: relative;
    display: block;
    width: 2rem;
    height: 1rem;
    border-radius: 99rem;
    background: #4c505b;
}

.page-lab .lab-toggle__track i {
    position: absolute;
    top: .18rem;
    left: .18rem;
    width: .64rem;
    height: .64rem;
    border-radius: 50%;
    background: var(--lab-ink);
    transition: transform 160ms ease, background-color 160ms ease;
}

.page-lab .lab-toggle.is-on .lab-toggle__track {
    background: var(--lab-cobalt);
}

.page-lab .lab-toggle.is-on .lab-toggle__track i {
    background: var(--lab-black);
    transform: translateX(1rem);
}

.page-lab .lab-brief-picker {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2.5rem;
}

.page-lab .lab-brief-option-wrap {
    display: flex;
    min-width: 0;
}

.page-lab .lab-brief-option,
.page-lab .lab-decision {
    transition: border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.page-lab .lab-brief-option {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    min-width: 0;
    min-height: 12.5rem;
    padding: 1.25rem 1.3rem;
    border: 1px solid var(--lab-line);
    border-radius: 0;
    background: var(--lab-paper);
    text-align: left;
}

.page-lab .lab-brief-option:hover,
.page-lab .lab-brief-option:focus-visible {
    border-color: var(--lab-coral);
    background: var(--lab-raised);
    box-shadow: 0 0 0 1px var(--lab-coral);
    transform: translateY(-2px);
}

.page-lab .lab-brief-option__meta {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .64rem;
    line-height: 1.5;
    text-transform: uppercase;
}

.page-lab .lab-brief-option__meta > span:first-child {
    color: var(--lab-ink);
}

.page-lab .lab-brief-option strong {
    display: block;
    max-width: 16ch;
    margin-top: 2.1rem;
    font-size: clamp(1.3rem, 2.6vw, 2rem);
    font-weight: 500;
    letter-spacing: -.055em;
    line-height: 1.05;
}

.page-lab .lab-brief-option__summary {
    max-width: 42ch;
    margin-top: .7rem;
    color: var(--lab-muted);
    font-size: .78rem;
    line-height: 1.65;
}

.page-lab .lab-brief-option__action {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    margin-top: auto;
    padding-top: 1.5rem;
    color: var(--lab-ink);
    font-family: var(--mono);
    font-size: .67rem;
}

.page-lab .lab-brief-option__action span {
    color: var(--lab-coral);
    font-size: 1rem;
}

.page-lab .lab-brief-option__score {
    position: absolute;
    right: 1.3rem;
    bottom: 1.32rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .6rem;
}

.page-lab .lab-plan-intro {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) minmax(14rem, .56fr);
    gap: 1.5rem 2.5rem;
    align-items: start;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--lab-line);
}

.page-lab .lab-back-button,
.page-lab .lab-reset-button {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    min-height: 2.4rem;
    padding: .35rem 0;
    border: 0;
    background: transparent;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .68rem;
    text-align: left;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
}

.page-lab .lab-back-button:hover,
.page-lab .lab-reset-button:hover {
    color: var(--lab-ink);
}

.page-lab .lab-plan-heading h3 {
    max-width: 13ch;
    margin-top: .4rem;
}

.page-lab .lab-plan-heading > p:last-child {
    max-width: 37rem;
    margin-top: 1rem;
    color: var(--lab-muted);
    font-size: .95rem;
    line-height: 1.7;
}

.page-lab .lab-brief-facts {
    display: grid;
    gap: 1rem;
    margin: 0;
}

.page-lab .lab-brief-facts > div {
    padding-top: .8rem;
    border-top: 1px solid var(--lab-line);
}

.page-lab .lab-brief-facts dt,
.page-lab .lab-evidence-facts dt {
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .63rem;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.page-lab .lab-brief-facts dd {
    margin: .4rem 0 0;
    color: var(--lab-ink-soft);
    font-size: .8rem;
    line-height: 1.65;
}

.page-lab .lab-workbench {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(18rem, .8fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.page-lab .lab-decision-panel,
.page-lab .lab-ship-panel,
.page-lab .lab-score-card,
.page-lab .lab-review-card {
    min-width: 0;
    padding: 1.25rem;
    border: 1px solid var(--lab-line);
    background: var(--lab-panel);
}

.page-lab .lab-ship-panel {
    display: flex;
    flex-direction: column;
}

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

.page-lab .lab-panel-heading .eyebrow {
    margin-bottom: .45rem;
    color: var(--lab-muted);
}

.page-lab .lab-panel-heading h4 {
    font-size: clamp(1.3rem, 2.2vw, 1.8rem);
    letter-spacing: -.05em;
}

.page-lab .lab-count,
.page-lab .lab-order-mark {
    flex: 0 0 auto;
    padding-top: .25rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .62rem;
    line-height: 1.5;
    text-transform: uppercase;
}

.page-lab .lab-count.is-complete {
    color: var(--lab-coral);
}

.page-lab .lab-panel-instruction {
    max-width: 50ch;
    margin-top: .9rem;
    color: var(--lab-muted);
    font-size: .76rem;
    line-height: 1.65;
}

.page-lab .lab-decision-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .7rem;
    margin-top: 1.35rem;
}

.page-lab .lab-decision {
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 10.5rem;
    padding: .95rem;
    border: 1px solid var(--lab-line);
    border-radius: 0;
    background: var(--lab-paper);
    color: var(--lab-ink);
    text-align: left;
}

.page-lab .lab-decision:hover,
.page-lab .lab-decision:focus-visible {
    border-color: var(--lab-cobalt);
    background: var(--lab-raised);
    box-shadow: 0 0 0 1px var(--lab-cobalt);
    transform: translateY(-1px);
}

.page-lab .lab-decision.is-selected {
    border-color: var(--lab-coral);
    background: var(--lab-selected);
    color: var(--lab-ink);
    box-shadow: inset 3px 0 var(--lab-coral);
}

.page-lab .lab-decision__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .59rem;
    line-height: 1.5;
    text-transform: uppercase;
}

.page-lab .lab-decision.is-selected .lab-decision__meta {
    color: var(--lab-ink-soft);
}

.page-lab .lab-decision__status {
    color: var(--lab-cobalt);
}

.page-lab .lab-decision.is-selected .lab-decision__status {
    color: var(--lab-coral);
}

.page-lab .lab-decision__title {
    display: block;
    max-width: 22ch;
    margin-top: 1.4rem;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: -.035em;
    line-height: 1.15;
}

.page-lab .lab-decision__body {
    display: block;
    margin-top: .55rem;
    color: var(--lab-muted);
    font-size: .7rem;
    line-height: 1.6;
}

.page-lab .lab-decision.is-selected .lab-decision__body {
    color: var(--lab-ink-soft);
}

.page-lab .lab-plan-list {
    display: grid;
    gap: .65rem;
    min-height: 18.25rem;
    margin: 1.35rem 0 0;
    padding: 0;
    list-style: none;
}

.page-lab .lab-plan-empty {
    display: flex;
    align-items: center;
    gap: .85rem;
    min-height: 3.8rem;
    padding: .7rem .8rem;
    border: 1px dashed var(--lab-line);
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .65rem;
}

.page-lab .lab-plan-empty span:first-child {
    color: var(--lab-ink);
}

.page-lab .lab-plan-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: .55rem;
    padding: .7rem .75rem;
    border: 1px solid var(--lab-line);
    background: var(--lab-paper);
    cursor: grab;
    outline: 0;
    transition: border-color 160ms ease, background-color 160ms ease, opacity 160ms ease, transform 160ms ease;
}

.page-lab .lab-plan-item:hover,
.page-lab .lab-plan-item:focus-visible {
    border-color: var(--lab-cobalt);
    background: var(--lab-raised);
}

.page-lab .lab-plan-item.is-dragging {
    opacity: .45;
}

.page-lab .lab-plan-item.is-drag-target {
    border-color: var(--lab-cobalt);
    background: var(--lab-selected);
    transform: translateX(.25rem);
}

.page-lab .lab-plan-item__content {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: .65rem;
    align-items: start;
    min-width: 0;
}

.page-lab .lab-plan-item__number {
    display: grid;
    place-items: center;
    width: 1.65rem;
    height: 1.65rem;
    border: 1px solid var(--lab-line);
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .6rem;
}

.page-lab .lab-plan-item__copy {
    min-width: 0;
}

.page-lab .lab-plan-item__copy span {
    display: block;
    overflow: hidden;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .57rem;
    text-overflow: ellipsis;
    text-transform: uppercase;
    white-space: nowrap;
}

.page-lab .lab-plan-item h5 {
    margin-top: .25rem;
    overflow: hidden;
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: -.02em;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.page-lab .lab-plan-item__controls {
    display: flex;
    align-items: center;
    gap: .15rem;
}

.page-lab .lab-plan-control {
    display: grid;
    place-items: center;
    width: 1.8rem;
    height: 1.8rem;
    padding: 0;
    border: 1px solid transparent;
    background: transparent;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .85rem;
}

.page-lab .lab-plan-control:hover,
.page-lab .lab-plan-control:focus-visible {
    border-color: var(--lab-line);
    color: var(--lab-ink);
}

.page-lab .lab-plan-control:disabled {
    cursor: default;
    opacity: .25;
}

.page-lab .lab-plan-control--remove {
    color: var(--error);
}

.page-lab .lab-ship-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--lab-line);
}

.page-lab .lab-ship-actions .button {
    flex: 1 1 12rem;
}

.page-lab .lab-result-heading {
    max-width: 47rem;
}

.page-lab .lab-result-heading > p:last-child {
    margin-top: .9rem;
    color: var(--lab-muted);
    font-size: .95rem;
    line-height: 1.7;
}

.page-lab .lab-result-grid {
    display: grid;
    grid-template-columns: minmax(15rem, .65fr) minmax(0, 1.35fr);
    gap: 1rem;
    margin-top: 2.2rem;
}

.page-lab .lab-score-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.page-lab .lab-score-ring {
    --score-angle: 0deg;
    display: grid;
    place-items: center;
    width: clamp(9rem, 17vw, 13rem);
    aspect-ratio: 1;
    margin-bottom: 1.8rem;
    border-radius: 50%;
    background: conic-gradient(var(--lab-coral) 0deg var(--score-angle), var(--lab-line) var(--score-angle) 360deg);
}

.page-lab .lab-score-ring > div {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: calc(100% - 1.1rem);
    aspect-ratio: 1;
    border-radius: 50%;
    background: var(--lab-black);
    color: var(--lab-ink);
}

.page-lab .lab-score-ring strong {
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 500;
    letter-spacing: -.1em;
    line-height: .85;
}

.page-lab .lab-score-ring span {
    margin-top: .55rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .65rem;
}

.page-lab .lab-score-card > .eyebrow {
    color: var(--lab-muted);
}

.page-lab .lab-score-card h4 {
    margin-top: .55rem;
    font-size: 1.4rem;
    letter-spacing: -.045em;
}

.page-lab .lab-score-card > p:not(.eyebrow):not(.lab-score-best) {
    margin-top: .65rem;
    color: var(--lab-muted);
    font-size: .8rem;
    line-height: 1.65;
}

.page-lab .lab-score-best {
    margin-top: auto;
    padding-top: 2rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .65rem;
}

.page-lab .lab-score-best strong {
    color: var(--lab-ink);
}

.page-lab .lab-score-breakdown {
    display: grid;
    gap: .45rem;
    width: 100%;
    margin: 1.25rem 0 0;
    padding: 1rem 0 0;
    border-top: 1px solid var(--lab-line);
    list-style: none;
}

.page-lab .lab-score-breakdown li {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .61rem;
}

.page-lab .lab-score-breakdown strong {
    color: var(--lab-cobalt);
    font-weight: 600;
}

.page-lab .lab-score-breakdown li:last-child strong {
    color: var(--lab-coral);
}

.page-lab .lab-review-card {
    display: flex;
    flex-direction: column;
}

.page-lab .lab-review-list {
    display: grid;
    gap: .55rem;
    margin: 1.35rem 0 0;
    padding: 0;
    list-style: none;
}

.page-lab .lab-review-item {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr) auto;
    gap: .7rem;
    align-items: start;
    padding: .75rem 0;
    border-top: 1px solid var(--lab-line);
}

.page-lab .lab-review-item__number {
    color: var(--lab-muted);
    font-family: var(--mono);
    font-size: .65rem;
}

.page-lab .lab-review-item.is-reference .lab-review-item__number {
    color: var(--lab-cobalt);
}

.page-lab .lab-review-item.is-alternative .lab-review-item__number {
    color: var(--lab-coral);
}

.page-lab .lab-review-item h5 {
    font-size: .85rem;
    font-weight: 500;
    letter-spacing: -.025em;
}

.page-lab .lab-review-item p {
    margin-top: .2rem;
    color: var(--lab-muted);
    font-size: .7rem;
    line-height: 1.5;
}

.page-lab .lab-review-item__points {
    white-space: nowrap;
    color: var(--lab-cobalt);
    font-family: var(--mono);
    font-size: .61rem;
}

.page-lab .lab-review-item.is-alternative .lab-review-item__points {
    color: var(--lab-coral);
}

.page-lab .lab-evidence {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(16rem, .72fr);
    gap: 2rem;
    margin-top: 1rem;
    padding: clamp(1.25rem, 3vw, 2.25rem);
    border: 1px solid var(--lab-line);
    background: var(--lab-black);
    color: var(--lab-ink);
}

.page-lab .lab-evidence-copy > .eyebrow {
    color: var(--lab-muted);
}

.page-lab .lab-evidence-copy > .eyebrow span {
    color: var(--lab-coral);
}

.page-lab .lab-evidence h4 {
    margin-top: .6rem;
    font-size: clamp(1.7rem, 3vw, 2.7rem);
    letter-spacing: -.06em;
}

.page-lab .lab-evidence-facts {
    display: grid;
    gap: 1.1rem;
    margin: 1.8rem 0 0;
}

.page-lab .lab-evidence-facts > div {
    padding-top: .75rem;
    border-top: 1px solid var(--lab-line);
}

.page-lab .lab-evidence-facts dt {
    color: var(--lab-muted);
}

.page-lab .lab-evidence-facts dd {
    max-width: 62ch;
    margin: .45rem 0 0;
    color: var(--lab-ink-soft);
    font-size: .8rem;
    line-height: 1.7;
}

.page-lab .lab-evidence .button {
    margin-top: 1.8rem;
}

.page-lab .lab-evidence .button--ink {
    background: var(--lab-ink);
    color: var(--lab-black);
}

.page-lab .lab-evidence .button--ink:hover {
    background: var(--lab-cobalt);
    color: var(--lab-black);
}

.page-lab .lab-evidence-image {
    align-self: stretch;
    min-height: 18rem;
    background: var(--lab-raised);
}

.page-lab .lab-evidence-image img {
    width: 100%;
    height: calc(100% - 2.8rem);
    min-height: 15rem;
    object-fit: cover;
    object-position: top center;
}

.page-lab .lab-evidence-image figcaption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 2.8rem;
    padding: .7rem .85rem;
    color: var(--lab-ink-soft);
    font-family: var(--mono);
    font-size: .6rem;
    text-transform: uppercase;
}

.page-lab .lab-evidence-image figcaption span:last-child {
    color: var(--lab-coral);
    font-size: .9rem;
}

.page-lab .lab-result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: 1.5rem;
}

@media (max-width: 1080px) {
    .page-lab .lab-case-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .page-lab .lab-case-card {
        min-height: 17rem;
    }

    .page-lab .lab-case-card h3 {
        margin-top: 2rem;
    }

    .page-lab .lab-plan-intro {
        grid-template-columns: auto minmax(0, 1fr);
    }

    .page-lab .lab-brief-facts {
        grid-column: 2;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .page-lab .lab-how-it-works { grid-template-columns: minmax(0, 1fr); }
    .page-lab .lab-intro-grid,
    .page-lab .lab-section-heading {
        grid-template-columns: minmax(0, 1fr);
        gap: 1.75rem;
    }

    .page-lab .lab-intro-copy {
        max-width: 34rem;
    }

    .page-lab .lab-choose-tools {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-lab .lab-workbench,
    .page-lab .lab-result-grid,
    .page-lab .lab-evidence {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-lab .lab-ship-panel {
        min-height: 0;
    }

    .page-lab .lab-plan-list {
        min-height: 0;
    }

    .page-lab .lab-evidence-image {
        min-height: 14rem;
    }

    .page-lab .lab-evidence-image img {
        min-height: 11rem;
    }
}

@media (max-width: 620px) {
    .page-lab { --gutter: 1.15rem; }
    .page-lab .lab-intro-topline {
        align-items: flex-start;
        flex-direction: column;
        gap: .55rem;
    }

    .page-lab .lab-intro h1 {
        font-size: clamp(3.9rem, 19vw, 6.5rem);
    }

    .page-lab .lab-fallback-heading,
    .page-lab .lab-game-bar {
        align-items: flex-start;
        flex-direction: column;
    }

    .page-lab .lab-game-phase,
    .page-lab .lab-game-metrics {
        width: 100%;
        justify-content: space-between;
    }

    .page-lab .lab-challenge-toggle {
        align-items: flex-start;
    }

    .page-lab .lab-case-grid,
    .page-lab .lab-brief-picker,
    .page-lab .lab-decision-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-lab .lab-case-card {
        min-height: 15rem;
    }

    .page-lab .lab-case-card h3 {
        margin-top: 1.5rem;
    }

    .page-lab .lab-plan-intro {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-lab .lab-brief-facts {
        grid-column: auto;
        grid-template-columns: minmax(0, 1fr);
    }

    .page-lab .lab-decision {
        min-height: 9.5rem;
    }

    .page-lab .lab-score-card {
        align-items: center;
        text-align: center;
    }

    .page-lab .lab-score-card .lab-score-best {
        margin-top: 1.25rem;
    }

    .page-lab .lab-review-item {
        grid-template-columns: 1.5rem minmax(0, 1fr);
    }

    .page-lab .lab-review-item__points {
        grid-column: 2;
    }

    .page-lab .lab-result-actions .button,
    .page-lab .lab-ship-actions .button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-lab .lab-brief-option,
    .page-lab .lab-decision,
    .page-lab .lab-plan-item,
    .page-lab .lab-progress-track > span,
    .page-lab .lab-toggle__track i {
        transition: none;
    }
}