:root {
    --sensory-ink: #17364c;
    --sensory-text: #365469;
    --sensory-muted: #566f80;
    --sensory-blue: #2f6d91;
    --sensory-blue-dark: #214f6b;
    --sensory-blue-soft: #eaf4fa;
    --sensory-surface: #ffffff;
    --sensory-surface-soft: #f3f7f9;
    --sensory-warm: #fff8ed;
    --sensory-green: #edf7f1;
    --sensory-line: #ccdbe4;
    --sensory-radius: 1.25rem;
}

html {
    scroll-padding-top: 6rem;
}

body {
    padding-top: 3.75rem;
    padding-bottom: calc(4rem + env(safe-area-inset-bottom));
    background: #f6f8f9;
    color: var(--sensory-text);
}

body,
button,
summary {
    font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

.page-header {
    position: relative;
    z-index: 2;
    margin: 0;
    padding: clamp(1.5rem, 4vw, 2.5rem) 1rem;
    text-align: center;
    background: #eef4f7;
    border: 0;
}

.page-header__title {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin: 0 0 0.5rem;
    color: var(--sensory-ink);
    font-size: clamp(1.75rem, 4vw, 2.35rem);
    line-height: 1.3;
    word-break: keep-all;
}

.page-header__description {
    max-width: 42rem;
    margin: 0 auto;
    color: var(--sensory-text);
    font-size: clamp(0.96rem, 2vw, 1.05rem);
    line-height: 1.75;
    word-break: keep-all;
}

html body[data-sensory-screen]:not([data-sensory-screen="intro"]) .page-header {
    display: none !important;
}

.layout-container,
html body.with-gnb main.layout-container.layout-container {
    width: min(100%, 56rem);
    margin-inline: auto;
    padding: clamp(1rem, 3vw, 2rem) clamp(0.875rem, 3vw, 1.5rem) 5rem;
}

.grounding-app {
    width: 100%;
    scroll-margin-top: 6rem;
}

.tool-screen {
    width: 100%;
    padding: clamp(1.25rem, 4vw, 2.5rem);
    background: var(--sensory-surface);
    border: 0;
    border-radius: var(--sensory-radius);
    box-shadow: none;
}

.tool-screen[hidden] {
    display: none !important;
}

.tool-screen.is-active {
    display: block;
}

.screen-kicker {
    margin: 0 0 0.55rem;
    color: var(--sensory-blue);
    font-size: 0.9rem;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.screen-heading {
    max-width: 43rem;
    margin: 0 auto 1.75rem;
    text-align: center;
}

.screen-heading h2,
.intro-hero h2,
.result-hero h2,
.stop-screen h2 {
    margin: 0;
    color: var(--sensory-ink);
    font-size: clamp(1.45rem, 4vw, 2rem);
    line-height: 1.42;
    letter-spacing: -0.025em;
    word-break: keep-all;
}

/* .intro-hero h2 is excluded here: #intro-screen's background flips dark
   (see the #intro-screen override below), so it needs the opposite fix. */
body.tool-standard-ui .screen-heading h2,
body.tool-standard-ui .result-hero h2,
body.tool-standard-ui .stop-screen h2 {
    color: var(--sensory-ink) !important;
}

.screen-heading > p:last-child,
.intro-lead,
.result-hero > p:last-child,
.stop-screen > p {
    margin: 0.85rem auto 0;
    color: var(--sensory-text);
    line-height: 1.75;
    word-break: keep-all;
}

.intro-hero {
    max-width: 44rem;
    margin: 0 auto;
    text-align: center;
}

.intro-hero__emoji {
    display: block;
    margin-bottom: 0.75rem;
    font-size: clamp(3.5rem, 11vw, 5.25rem);
    line-height: 1;
}

.intro-lead {
    max-width: 36rem;
    font-size: 1.05rem;
}

.thought-shift {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 0.75rem;
    margin: 1.75rem auto;
    padding: 1rem 1.25rem;
    background: var(--sensory-blue-soft);
    border-radius: 1rem;
    color: var(--sensory-text);
    line-height: 1.55;
    text-align: center;
    word-break: keep-all;
}

.thought-shift strong {
    color: var(--sensory-ink);
}

.thought-shift__arrow {
    color: var(--sensory-blue);
    font-size: 1.35rem;
    font-weight: 900;
}

.intro-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
    margin: 0 auto 1.5rem;
}

.intro-step {
    min-width: 0;
    padding: 1.25rem 1rem;
    background: var(--sensory-surface-soft);
    border-radius: 1rem;
    text-align: center;
}

.intro-step > span {
    display: block;
    margin-bottom: 0.65rem;
    font-size: 2.15rem;
    line-height: 1;
}

.intro-step strong,
.intro-step small {
    display: block;
    word-break: keep-all;
}

.intro-step strong {
    color: var(--sensory-ink);
    line-height: 1.45;
}

.intro-step small {
    margin-top: 0.4rem;
    color: var(--sensory-muted);
    font-size: 0.88rem;
    line-height: 1.55;
}

.intro-meta {
    margin: 0;
    color: var(--sensory-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    text-align: center;
}

.gentle-note {
    max-width: 42rem;
    margin: 1rem auto 1.5rem;
    padding: 0.9rem 1rem;
    background: var(--sensory-warm);
    border-radius: 0.85rem;
    color: #6c5436;
    font-size: 0.94rem;
    line-height: 1.65;
    text-align: center;
    word-break: keep-all;
}

.grounding-button {
    display: inline-flex;
    min-width: 2.75rem;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.75rem 1.15rem;
    border: 1px solid transparent;
    border-radius: 0.75rem;
    font-size: 0.98rem;
    font-weight: 750;
    line-height: 1.35;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    word-break: keep-all;
}

.grounding-button--primary {
    color: #ffffff;
    background: var(--sensory-blue-dark);
    border-color: var(--sensory-blue-dark);
}

.grounding-button--secondary {
    color: var(--sensory-ink);
    background: #ffffff;
    border-color: var(--sensory-line);
}

.grounding-button--quiet {
    color: var(--sensory-text);
    background: transparent;
    border-color: transparent;
    text-decoration: underline;
    text-underline-offset: 0.2em;
}

.intro-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    width: min(100%, 32rem);
    margin: 0 auto;
}

.intro-start-button,
.intro-senses-button {
    display: flex;
    min-height: 3.25rem;
    font-size: 1.05rem;
}

.grounding-button:focus-visible,
.sense-option:focus-within,
.evidence-note__title:focus-visible,
.state-choice-button:focus-visible,
.next-tool-card:focus-visible {
    outline: 3px solid #0b65a0;
    outline-offset: 3px;
}

.grounding-button:disabled {
    cursor: not-allowed;
    opacity: 0.58;
}

.grounding-button:active {
    filter: brightness(0.94);
}

.evidence-note {
    width: min(100%, 43rem);
    max-width: 43rem;
    margin: 1rem auto 0;
    box-sizing: border-box;
    overflow: hidden;
    border: 1px solid #d7e3ea;
    border-radius: 0.75rem;
    background: #f7fafc;
    color: var(--sensory-text);
}

.evidence-note__title {
    display: flex;
    width: 100%;
    min-height: 3rem;
    box-sizing: border-box;
    align-items: center;
    justify-content: flex-start;
    gap: 0.55rem;
    margin: 0;
    padding: 0.75rem 1rem;
    color: var(--sensory-blue-dark);
    background: transparent;
    border: 0;
    border-radius: 0;
    font-size: 0.9rem;
    font-weight: 750;
    line-height: 1.2;
    cursor: pointer;
    list-style: none;
}

.evidence-note__title::-webkit-details-marker {
    display: none;
}

.evidence-note__title::after {
    width: 0.45rem;
    height: 0.45rem;
    flex: 0 0 auto;
    margin-left: auto;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    content: "";
    transform: translateY(-0.12rem) rotate(45deg);
    transition: transform 160ms ease;
}

.evidence-note[open] .evidence-note__title::after {
    transform: translateY(0.12rem) rotate(225deg);
}

.evidence-note__body {
    margin-top: 0;
    padding: 0.2rem 1rem 1rem;
    background: transparent;
    border-radius: 0;
    font-size: 0.91rem;
    line-height: 1.7;
}

.evidence-note__body p {
    margin: 0;
}

.evidence-note__body p + p {
    margin-top: 0.65rem;
}

.reference-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
}

.reference-links a {
    color: var(--sensory-blue-dark);
    text-decoration: underline;
    text-underline-offset: 0.18em;
}

.breathing-stage {
    display: grid;
    max-width: 42rem;
    min-height: 27rem;
    place-items: center;
    align-content: center;
    gap: 0.85rem;
    margin: 0 auto;
    padding: clamp(1.5rem, 5vw, 3rem);
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 42%, rgba(255, 255, 255, 0.96) 0 21%, rgba(234, 244, 250, 0.82) 42%, rgba(237, 247, 241, 0.78) 72%, rgba(243, 247, 249, 0.96) 100%);
    border-radius: 1.25rem;
    text-align: center;
}

.breathing-orbit {
    display: grid;
    width: clamp(8.5rem, 30vw, 12rem);
    aspect-ratio: 1;
    place-items: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.78);
    outline: 0.8rem solid rgba(112, 170, 198, 0.12);
}

.breathing-orbit__center {
    font-size: clamp(3.5rem, 10vw, 5rem);
    line-height: 1;
}

.breathing-state {
    color: var(--sensory-ink);
    font-size: clamp(1.25rem, 4vw, 1.7rem);
    line-height: 1.4;
}

.breathing-guide {
    max-width: 30rem;
    margin: 0;
    color: var(--sensory-text);
    line-height: 1.7;
    word-break: keep-all;
}

.breathing-count {
    color: var(--sensory-muted);
    font-size: 0.9rem;
    font-weight: 750;
}

.breathing-alternative {
    max-width: 42rem;
    margin: 1rem auto 0;
    color: var(--sensory-muted);
    font-size: 0.92rem;
    line-height: 1.65;
    text-align: center;
    word-break: keep-all;
}

.sense-fieldset {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.sense-stage {
    position: relative;
    max-width: 46rem;
    margin: 0 auto;
    padding: clamp(2.5rem, 6vw, 4rem) clamp(1rem, 3vw, 1.5rem) clamp(1rem, 3vw, 1.5rem);
    overflow: hidden;
    background:
        radial-gradient(circle at 18% 14%, rgba(255, 255, 255, 0.88) 0 7%, transparent 22%),
        linear-gradient(165deg, #eaf4fa 0%, #f6faf8 48%, #edf7f1 100%);
    border-radius: 1.25rem;
}

.sense-stage__emoji {
    position: absolute;
    top: 0.85rem;
    left: 50%;
    color: var(--sensory-blue-dark);
    font-size: 2rem;
    line-height: 1;
    transform: translateX(-50%);
}

.sense-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}

.sense-option {
    position: relative;
    display: grid;
    min-width: 0;
    min-height: 8.25rem;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 2.75rem 1.2rem 1.25rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--sensory-line);
    border-radius: 1rem;
    color: var(--sensory-text);
    cursor: pointer;
}

.sense-option--wide {
    grid-column: 1 / -1;
}

.sense-option input {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

.sense-option__emoji {
    font-size: clamp(2.35rem, 7vw, 3.2rem);
    line-height: 1;
}

.sense-option__copy,
.sense-option__copy strong,
.sense-option__copy small {
    display: block;
    min-width: 0;
}

.sense-option__copy strong {
    color: var(--sensory-ink);
    font-size: 1.05rem;
    line-height: 1.45;
    word-break: keep-all;
}

.sense-option__copy small {
    margin-top: 0.35rem;
    color: var(--sensory-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    word-break: keep-all;
}

.sense-option__check {
    position: absolute;
    top: 0.8rem;
    right: 0.8rem;
    display: grid;
    width: 1.65rem;
    height: 1.65rem;
    place-items: center;
    border-radius: 0.45rem;
    color: transparent;
    background: var(--sensory-surface-soft);
    border: 1px solid var(--sensory-line);
    font-size: 0.9rem;
    font-weight: 900;
}

.sense-option:has(input:checked) {
    padding: calc(1.2rem - 1px) calc(2.75rem - 1px) calc(1.2rem - 1px) calc(1.25rem - 1px);
    background: var(--sensory-blue-soft);
    border: 2px solid var(--sensory-blue);
}

.sense-option:has(input:checked) .sense-option__check {
    color: #ffffff;
    background: var(--sensory-blue-dark);
    border-color: var(--sensory-blue-dark);
}

.sense-option:has(input:checked) .sense-option__copy strong {
    font-weight: 850;
}

.screen-footer-actions,
.exercise-actions,
.stop-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.progress-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    color: var(--sensory-muted);
    font-size: 0.85rem;
    font-weight: 750;
}

.progress-track {
    position: relative;
    height: 0.45rem;
    flex: 1;
    overflow: hidden;
    background: #e5edf1;
    border-radius: 999px;
}

.progress-track span {
    display: block;
    width: 100%;
    height: 100%;
    background: var(--sensory-blue);
    border-radius: inherit;
}

.progress-wrap--first .progress-track span {
    width: 50%;
}

.exercise-card {
    max-width: 42rem;
    margin: 0 auto;
    padding: clamp(1.35rem, 4vw, 2rem);
    background: var(--sensory-blue-soft);
    border-radius: 1.1rem;
    text-align: center;
}

.exercise-card__emoji {
    display: block;
    margin-bottom: 0.65rem;
    font-size: clamp(3.5rem, 12vw, 5rem);
    line-height: 1;
}

.exercise-card > strong {
    display: block;
    color: var(--sensory-blue-dark);
    font-size: 1rem;
}

.exercise-card p {
    margin: 0.8rem 0 0;
    color: var(--sensory-ink);
    font-size: clamp(1.1rem, 3vw, 1.3rem);
    font-weight: 800;
    line-height: 1.55;
    word-break: keep-all;
}

.exercise-card small {
    display: block;
    margin-top: 0.65rem;
    color: var(--sensory-text);
    font-size: 0.93rem;
    line-height: 1.6;
    word-break: keep-all;
}

.exercise-actions .grounding-button {
    min-width: 9.75rem;
}

.exercise-check {
    max-width: 42rem;
    margin: 0 auto;
    text-align: center;
}

.exercise-check__emoji {
    display: block;
    margin-bottom: 0.75rem;
    font-size: clamp(3.5rem, 11vw, 4.75rem);
    line-height: 1;
}

.exercise-check h2 {
    margin: 0;
    color: var(--sensory-ink);
    font-size: clamp(1.4rem, 4vw, 1.85rem);
    line-height: 1.45;
    word-break: keep-all;
}

.exercise-check > p {
    margin: 0.8rem auto 0;
    color: var(--sensory-text);
    line-height: 1.7;
    word-break: keep-all;
}

.state-choice-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.state-choice-button {
    min-width: 0;
    min-height: 3.25rem;
    padding: 0.8rem 0.75rem;
    color: var(--sensory-ink);
    background: var(--sensory-surface);
    border: 1px solid var(--sensory-line);
    border-radius: 0.8rem;
    font: inherit;
    font-weight: 750;
    line-height: 1.4;
    cursor: pointer;
    word-break: keep-all;
}

.exercise-check__back {
    margin-top: 1rem;
}

.result-screen {
    border: 0 !important;
    box-shadow: none !important;
}

.result-hero {
    max-width: 43rem;
    margin: 0 auto 1.5rem;
    text-align: center;
}

.result-hero__emoji {
    display: block;
    margin-bottom: 0.65rem;
    font-size: clamp(4rem, 13vw, 5.75rem);
    line-height: 1;
}

.result-outcome {
    margin-top: 0.65rem !important;
    color: var(--sensory-muted) !important;
    font-size: 0.92rem;
}

.result-summary {
    display: grid;
    gap: 0.75rem;
    max-width: 44rem;
    margin: 0 auto;
}

.result-summary__item {
    display: grid;
    grid-template-columns: minmax(7.5rem, 0.45fr) minmax(0, 1fr);
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.1rem;
    background: var(--sensory-surface-soft);
    border: 0;
    border-radius: 0.9rem;
}

.result-summary__item span {
    color: var(--sensory-muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.result-summary__item strong {
    min-width: 0;
    color: var(--sensory-ink);
    line-height: 1.55;
    overflow-wrap: anywhere;
    word-break: keep-all;
}

.anchor-sentence {
    display: flex;
    max-width: 44rem;
    align-items: flex-start;
    gap: 0.9rem;
    margin: 1rem auto 0;
    padding: 1.2rem;
    background: var(--sensory-green);
    border-radius: 0.9rem;
}

.anchor-sentence > span {
    flex: 0 0 auto;
    font-size: 2rem;
    line-height: 1;
}

.anchor-sentence small,
.anchor-sentence strong {
    display: block;
}

.anchor-sentence small {
    color: #557361;
    font-size: 0.86rem;
    font-weight: 700;
}

.anchor-sentence strong {
    margin-top: 0.35rem;
    color: #204d35;
    font-size: 1.08rem;
    line-height: 1.55;
    word-break: keep-all;
}

.result-session-note {
    margin: 0.85rem 0 0;
    color: var(--sensory-muted);
    font-size: 0.88rem;
    text-align: center;
}

.result-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    max-width: 24rem;
    margin: 1.25rem auto 0;
}

html body .result-next-tools {
    max-width: 44rem;
    margin: 2rem auto 0;
    padding: 1.35rem 0 0;
    background: transparent;
    border: 0 !important;
    box-shadow: none !important;
}

.result-next-tools__details {
    margin: 0;
}

html body .result-next-tools__title {
    display: flex;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 0;
    padding: 0.75rem 1rem;
    color: var(--sensory-ink) !important;
    background: var(--sensory-surface-soft);
    border: 1px solid var(--sensory-line);
    border-radius: 0.8rem;
    font-size: 1.12rem;
    line-height: 1.45;
    text-align: center;
    cursor: pointer;
    list-style: none;
    word-break: keep-all;
}

.result-next-tools__title::-webkit-details-marker {
    display: none;
}

.result-next-tools__title::after {
    width: 0.45rem;
    height: 0.45rem;
    flex: 0 0 auto;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    content: "";
    transform: translateY(-0.12rem) rotate(45deg);
    transition: transform 160ms ease;
}

.result-next-tools__details[open] .result-next-tools__title::after {
    transform: translateY(0.12rem) rotate(225deg);
}

body.tool-standard-ui .result-next-tools__title {
    color: var(--sensory-ink) !important;
}

.next-tool-list {
    display: grid;
    gap: 0.75rem;
    margin-top: 0.85rem;
}

html body .result-next-tools .next-tool-card {
    display: grid !important;
    min-height: 5.5rem;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 0.9rem;
    padding: 1rem 1.1rem !important;
    color: var(--sensory-text) !important;
    background: var(--sensory-surface) !important;
    border: 1px solid var(--sensory-line) !important;
    border-radius: 0.9rem !important;
    box-shadow: none !important;
    text-decoration: none !important;
}

html body .result-next-tools .next-tool-card > span:first-child {
    font-size: 1.8rem;
    line-height: 1;
}

html body .result-next-tools .next-tool-card strong,
html body .result-next-tools .next-tool-card small {
    display: block !important;
    min-width: 0;
}

html body .result-next-tools .next-tool-card strong {
    color: var(--sensory-ink) !important;
    font-size: 1rem;
    line-height: 1.45;
}

html body .result-next-tools .next-tool-card small {
    margin-top: 0.3rem;
    color: var(--sensory-muted) !important;
    font-size: 0.88rem !important;
    line-height: 1.55;
    word-break: keep-all;
}

.stop-screen {
    max-width: 44rem;
    margin-inline: auto;
    text-align: center;
}

.stop-screen__emoji {
    display: block;
    margin-bottom: 0.75rem;
    font-size: clamp(3.75rem, 12vw, 5rem);
    line-height: 1;
}

.stop-screen > p {
    max-width: 35rem;
    margin-inline: auto;
}

.stop-screen__emergency-button {
    display: inline-block;
    margin-top: 1.25rem;
}

.noscript-grounding {
    padding: 1.25rem;
    background: var(--sensory-warm);
    border-radius: 1rem;
    color: var(--sensory-text);
}

.noscript-grounding h2 {
    margin: 0;
    color: var(--sensory-ink);
    font-size: 1.25rem;
}

.noscript-grounding p {
    margin: 0.65rem 0 0;
    line-height: 1.7;
}

@media (hover: hover) and (pointer: fine) {
    .grounding-button--primary:hover {
        background: #2f7198;
        border-color: #2f7198;
    }

    .grounding-button--secondary:hover,
    .sense-option:hover,
    .state-choice-button:hover,
    html body .result-next-tools .next-tool-card:hover {
        color: var(--sensory-ink) !important;
        background: var(--sensory-blue-soft) !important;
        border-color: #8eb5ca !important;
    }

    .grounding-button--quiet:hover,
    .reference-links a:hover {
        color: var(--sensory-blue);
    }

    .evidence-note__title:hover,
    .result-next-tools__title:hover {
        color: var(--sensory-ink);
        background: var(--sensory-blue-soft);
        border-color: #8eb5ca;
    }
}

@media (max-width: 640px) {
    body {
        padding-bottom: calc(3rem + env(safe-area-inset-bottom));
    }

    .page-header {
        padding: 1.25rem 1rem;
    }

    .layout-container,
    html body.with-gnb main.layout-container.layout-container {
        padding: 0.8rem 0.75rem 4rem;
    }

    .tool-screen {
        padding: 1.2rem 1rem;
        border-radius: 1rem;
    }

    .thought-shift {
        grid-template-columns: 1fr;
        gap: 0.35rem;
        margin-block: 1.35rem;
    }

    .thought-shift__arrow {
        transform: rotate(90deg);
    }

    .intro-steps,
    .intro-actions,
    .sense-grid,
    .result-actions,
    .state-choice-list {
        grid-template-columns: 1fr;
    }

    .intro-step {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr);
        column-gap: 0.8rem;
        align-items: center;
        padding: 1rem;
        text-align: left;
    }

    .intro-step > span {
        grid-row: 1 / span 2;
        margin: 0;
        font-size: 2rem;
    }

    .intro-step small {
        margin-top: 0.15rem;
    }

    .sense-option,
    .sense-option--wide {
        grid-column: auto;
        min-height: 7rem;
        padding: 1rem 2.75rem 1rem 1rem;
    }

    .sense-option:has(input:checked) {
        padding: calc(1rem - 1px) calc(2.75rem - 1px) calc(1rem - 1px) calc(1rem - 1px);
    }

    .screen-footer-actions,
    .exercise-actions,
    .stop-actions {
        flex-direction: column;
    }

    .screen-footer-actions .grounding-button,
    .exercise-actions .grounding-button,
    .stop-actions .grounding-button {
        width: 100%;
    }

    .exercise-actions .grounding-button--primary {
        order: -1;
    }

    .result-summary__item {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .anchor-sentence {
        padding: 1rem;
    }

    html body .result-next-tools .next-tool-card {
        min-height: 5.75rem;
        padding: 0.95rem !important;
    }
}

@media (max-width: 380px) {
    .page-header__title {
        font-size: 1.58rem;
    }

    .tool-screen {
        padding-inline: 0.85rem;
    }

    .sense-option {
        gap: 0.75rem;
    }

    .sense-option__emoji {
        font-size: 2.25rem;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --sensory-ink: #e4edf3;
        --sensory-text: #c5d3dc;
        --sensory-muted: #aabcc7;
        --sensory-blue: #7eb2d0;
        --sensory-blue-dark: #a8cde1;
        --sensory-blue-soft: #1a2b35;
        --sensory-surface: #15191c;
        --sensory-surface-soft: #1c2429;
        --sensory-warm: #2b251b;
        --sensory-green: #183026;
        --sensory-line: #3c4d57;
    }

    body {
        background: #0e1113;
    }

    .page-header {
        background: #182126;
    }

    #intro-screen,
    .tool-screen {
        background: var(--sensory-surface) !important;
    }

    .thought-shift,
    .intro-step,
    .sense-option,
    .state-choice-button,
    .evidence-note,
    .result-next-tools__title,
    html body .result-next-tools .next-tool-card {
        background: var(--sensory-surface-soft) !important;
    }

    .gentle-note {
        color: #e5d0aa;
    }

    .breathing-stage,
    .sense-stage {
        background: linear-gradient(165deg, #17242b 0%, #182521 100%);
    }

    .breathing-orbit {
        background: #1f3039;
        outline-color: rgba(126, 178, 208, 0.18);
    }

    .progress-track {
        background: #33434c;
    }

    .anchor-sentence small {
        color: #a8cbb5;
    }

    .anchor-sentence strong {
        color: #d7eadf;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (forced-colors: active) {
    .tool-screen,
    .intro-step,
    .thought-shift,
    .gentle-note,
    .evidence-note,
    .evidence-note__body,
    .breathing-stage,
    .breathing-orbit,
    .exercise-card,
    .state-choice-button,
    .result-summary__item,
    .anchor-sentence {
        background: Canvas;
        color: CanvasText;
    }

    .evidence-note,
    .result-next-tools__title {
        border: 1px solid CanvasText;
    }

    .sense-option,
    .grounding-button,
    html body .result-next-tools .next-tool-card {
        border: 1px solid ButtonText !important;
    }

    .sense-option:has(input:checked) {
        outline: 3px solid Highlight;
        outline-offset: 2px;
    }

    .sense-option:has(input:checked) .sense-option__check {
        color: HighlightText;
        background: Highlight;
        border-color: Highlight;
    }

    .progress-track,
    .progress-track span {
        background: Highlight;
    }
}