/* Hallmark · genre: modern-minimal · macrostructure: Marquee Hero → Interactive Workbench → Feature Stack · tone: restrained precise · audience: guitar learners · use: product trial · theme: custom application-dark · anchor hue: cool blue · enrichment: native app layout + live audio waveform · nav: N9 · footer: Ft2 · pre-emit critique: P5 H5 E5 S5 R5 V5 */
@import url("./tokens.css");

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nav-height) + var(--space-md));
    overflow-x: clip;
    background: var(--color-paper);
}

body {
    min-width: 20rem;
    margin: 0;
    overflow-x: clip;
    background: var(--color-paper);
    color: var(--color-ink);
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    text-rendering: optimizeLegibility;
}

body,
button,
a {
    -webkit-font-smoothing: antialiased;
}

button,
a {
    font: inherit;
}

a {
    color: inherit;
    text-decoration-thickness: var(--rule-hair);
    text-underline-offset: 0.24em;
}

a:visited {
    color: inherit;
}

a:not(.button):hover,
a:not(.button):active {
    color: var(--color-accent-hover);
}

button {
    color: inherit;
}

img,
video,
iframe {
    display: block;
    max-width: 100%;
}

h1,
h2,
h3,
p,
figure,
dl,
dd {
    margin: 0;
}

h1,
h2,
h3 {
    min-width: 0;
    font-family: var(--font-display);
    line-height: 1.08;
    letter-spacing: -0.035em;
    overflow-wrap: anywhere;
}

h2 {
    font-size: clamp(2.1rem, 4vw, 3.75rem);
}

h3 {
    font-size: clamp(1.65rem, 2.6vw, 2.5rem);
}

:focus-visible {
    outline: var(--rule-strong) solid var(--color-focus);
    outline-offset: var(--space-2xs);
}

::selection {
    background: var(--color-accent);
    color: var(--color-accent-ink);
}

.skip-link {
    position: fixed;
    z-index: var(--z-tooltip);
    top: var(--space-sm);
    left: var(--space-sm);
    min-height: var(--control-min);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-accent);
    color: var(--color-accent-ink);
    transform: translateY(-160%);
}

.skip-link:focus {
    transform: translateY(0);
}

.wordmark {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.035em;
    text-decoration: none;
}

.wordmark__mark {
    display: block;
    width: 1.75rem;
    height: 1.75rem;
    flex: none;
}

.site-nav {
    position: fixed;
    z-index: var(--z-sticky-nav);
    inset: 0 0 auto;
    height: var(--nav-height);
    border-bottom: var(--rule-hair) solid var(--color-transparent);
    /* Solid, so a scrolled section cannot show the previous screen through the bar. */
    background: var(--color-paper);
    transition:
        border-color var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out);
}

.site-nav.is-scrolled {
    border-bottom-color: var(--color-rule);
    box-shadow: var(--shadow-nav);
}

.site-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: min(100%, var(--page-max));
    height: 100%;
    margin-inline: auto;
    padding-inline: var(--page-gutter);
}

.site-nav .wordmark {
    font-size: var(--text-md);
    line-height: 1;
}

.site-footer .wordmark__mark {
    width: 1.35rem;
    height: 1.35rem;
}

.nav-download {
    display: inline-flex;
    align-items: center;
    min-height: var(--control-min);
    color: var(--color-ink-2);
    font-size: var(--text-sm);
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
    transition: color var(--dur-micro) var(--ease-out);
}

.nav-download:hover {
    color: var(--color-accent-hover);
}

.nav-download:active {
    color: var(--color-accent);
}

.hero {
    display: grid;
    grid-template-columns: minmax(20rem, 0.82fr) minmax(31rem, 1.18fr);
    align-items: center;
    gap: clamp(var(--space-xl), 5vw, var(--space-3xl));
    width: min(100%, var(--page-max));
    min-height: clamp(42rem, 88svh, 54rem);
    margin: var(--nav-height) auto 0;
    padding: var(--space-xl) var(--page-gutter) var(--space-2xl);
}

.hero__copy {
    position: relative;
    z-index: var(--z-raised);
}

.release-kicker,
.section-kicker {
    color: var(--color-accent-hover);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.4;
    text-transform: uppercase;
}

.hero h1 {
    max-width: 10ch;
    margin-top: var(--space-lg);
    font-size: var(--text-display);
}

.hero__lede {
    max-width: 52ch;
    margin-top: var(--space-lg);
    color: var(--color-ink-2);
    font-size: var(--text-md);
}

.hero__actions,
.download__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--control-min);
    padding: var(--space-sm) var(--space-lg);
    border: var(--rule-hair) solid var(--color-rule-strong);
    border-radius: var(--radius-control);
    background: var(--color-transparent);
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    transition:
        background-color var(--dur-micro) var(--ease-out),
        border-color var(--dur-micro) var(--ease-out),
        color var(--dur-micro) var(--ease-out),
        transform var(--dur-micro) var(--ease-out);
}

.button:hover {
    background: var(--color-paper-3);
}

.button:active {
    transform: translateY(var(--rule-hair));
}

.button:focus-visible {
    outline-color: var(--color-focus);
}

.button--primary {
    border-color: var(--color-accent);
    background: var(--color-accent);
    color: var(--color-accent-ink);
}

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

.button--secondary:hover {
    background: var(--color-paper-3);
}

.button--paper {
    border-color: var(--color-ink);
    background: var(--color-ink);
    color: var(--color-paper);
}

.button--paper:hover {
    background: var(--color-ink-2);
    color: var(--color-paper);
}

.button[data-state="disabled"],
.button[data-state="loading"],
.button:disabled,
.button[aria-disabled="true"] {
    cursor: not-allowed;
    opacity: 0.55;
    transform: none;
}

.button[data-state="loading"] {
    border-color: var(--color-rule-strong);
    color: var(--color-muted);
}

.button[data-state="error"] {
    border-color: var(--color-error);
    background: var(--color-paper);
    color: var(--color-error);
}

.button[data-state="success"] {
    border-color: var(--color-success);
}

.text-link {
    display: inline-flex;
    align-items: center;
    min-height: var(--control-min);
    padding-inline: var(--space-xs);
    color: var(--color-ink-2);
    font-size: var(--text-sm);
    font-weight: 700;
    white-space: nowrap;
    transition: color var(--dur-micro) var(--ease-out);
}

.text-link:hover,
.text-link:active {
    color: var(--color-accent-hover);
}

.release-status {
    max-width: 52ch;
    margin-top: var(--space-md);
    color: var(--color-muted);
    font-size: var(--text-sm);
}

.hero__demo {
    width: min(54rem, 122%);
    transform: translateX(clamp(1.5rem, 6vw, 6rem));
}

.media-figure {
    min-width: 0;
}

.media-shell {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    border: var(--rule-hair) solid var(--color-media-rule);
    border-radius: var(--radius-surface);
    background: var(--color-media-stage);
    box-shadow: var(--shadow-media);
}

.media-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    padding: clamp(var(--space-lg), 5vw, var(--space-2xl));
    background: var(--color-media-stage);
    color: var(--color-media-ink);
    transition: opacity var(--dur-short) var(--ease-out);
}

.media-placeholder::before {
    content: "";
    position: absolute;
    inset: var(--space-lg) var(--space-lg) auto auto;
    width: clamp(4rem, 10vw, 8rem);
    height: var(--rule-hair);
    background: var(--color-accent);
}

.media-placeholder__index,
.media-placeholder__file {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.04em;
}

.media-placeholder__index {
    margin-bottom: auto;
    color: var(--color-media-muted);
    text-transform: uppercase;
}

.media-placeholder strong {
    max-width: 18ch;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    line-height: 1.1;
}

.media-placeholder p {
    max-width: 58ch;
    margin-top: var(--space-sm);
    color: var(--color-media-muted);
    font-size: var(--text-sm);
    line-height: 1.55;
}

.media-placeholder__file {
    margin-top: var(--space-lg);
    color: var(--color-media-muted);
    overflow-wrap: anywhere;
}

.media-shell > video,
.media-shell > img,
.tutorial__stage > iframe,
.tutorial__stage > img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: var(--color-media-canvas);
}

.media-shell.is-ready .media-placeholder {
    visibility: hidden;
    opacity: 0;
}

.media-controls {
    position: absolute;
    z-index: var(--z-raised);
    right: var(--space-sm);
    bottom: var(--space-sm);
}

.media-toggle {
    min-width: var(--control-min);
    min-height: var(--control-min);
    border-color: var(--color-rule-strong);
    background: color-mix(in oklch, var(--color-paper) 88%, var(--color-transparent));
    color: var(--color-ink);
    box-shadow: var(--shadow-whisper);
    backdrop-filter: blur(0.5rem);
}

.media-figure figcaption {
    margin-top: var(--space-sm);
    color: var(--color-muted);
    font-size: var(--text-sm);
}

.spec-sheet dt,
.download-specs dt {
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.section {
    width: min(100%, var(--page-max));
    margin-inline: auto;
    padding: var(--space-4xl) var(--page-gutter);
}

.feature-stack {
    display: grid;
    grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(var(--space-xl), 7vw, var(--space-4xl));
}

.feature-stack__sticky {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-xl));
    padding-bottom: var(--space-xl);
}

.feature-stack__sticky h2 {
    margin-top: var(--space-lg);
}

.heading-line {
    display: block;
    white-space: nowrap;
}

.feature-stack__intro {
    max-width: 52ch;
    margin-top: var(--space-lg);
    color: var(--color-ink-2);
}

.feature-index {
    margin: var(--space-xl) 0 0;
    padding: 0;
    border-top: var(--rule-hair) solid var(--color-rule);
    list-style: none;
}

.feature-index a {
    display: grid;
    grid-template-columns: 2.5rem 1fr;
    align-items: center;
    min-height: var(--control-min);
    border-bottom: var(--rule-hair) solid var(--color-rule);
    color: var(--color-muted);
    font-size: var(--text-sm);
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    transition:
        border-color var(--dur-micro) var(--ease-out),
        color var(--dur-micro) var(--ease-out);
}

.feature-index a:hover {
    color: var(--color-ink);
}

.feature-index a:active {
    color: var(--color-accent-hover);
}

.feature-index a[aria-current="step"] {
    border-bottom-color: var(--color-accent);
    color: var(--color-accent-hover);
}

.feature-index span,
.feature-demo__number {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
}

.feature-stack__demos {
    min-width: 0;
}

.feature-demo {
    min-height: 92svh;
    padding: var(--space-2xl) 0 var(--space-3xl);
    border-top: var(--rule-hair) solid var(--color-rule);
}

.feature-demo:first-child {
    padding-top: 0;
    border-top: 0;
}

.feature-demo__header {
    display: block;
    margin-bottom: var(--space-xl);
}

.feature-demo__number {
    color: var(--color-accent-hover);
}

.feature-demo__header > div {
    margin-top: var(--space-sm);
}

.feature-demo__header p {
    max-width: 60ch;
    margin-top: var(--space-sm);
    color: var(--color-ink-2);
}

.section-heading--split {
    display: block;
    padding-bottom: var(--space-2xl);
    border-bottom: var(--rule-hair) solid var(--color-rule);
}

.section-heading--split > h2,
.section-heading--split > div {
    margin-top: 0;
}

.section-heading--split > div > p {
    max-width: 60ch;
    margin-top: var(--space-md);
    color: var(--color-ink-2);
}

.spec-sheet,
.download-specs {
    margin: 0;
}

.spec-sheet div {
    display: grid;
    grid-template-columns: minmax(10rem, 0.55fr) minmax(0, 1.45fr);
    gap: var(--space-xl);
    padding: var(--space-lg) 0;
    border-bottom: var(--rule-hair) solid var(--color-rule);
}

.spec-sheet dd {
    color: var(--color-ink-2);
}

.tutorial {
    display: grid;
    grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(var(--space-xl), 7vw, var(--space-4xl));
    align-items: center;
}

.tutorial__copy h2 {
    margin-top: 0;
}

.tutorial__copy > p:not(.section-kicker) {
    max-width: 60ch;
    margin-top: var(--space-lg);
    color: var(--color-ink-2);
}

.tutorial__button {
    margin-top: var(--space-xl);
}

.tutorial__stage {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    border: var(--rule-hair) solid var(--color-media-rule);
    border-radius: var(--radius-surface);
    background: var(--color-media-stage);
    box-shadow: var(--shadow-media);
}

.media-placeholder--tutorial {
    padding: var(--space-xl);
}

.tutorial__stage iframe {
    border: 0;
}

.tutorial__fallback {
    position: absolute;
    z-index: var(--z-raised);
    right: var(--space-sm);
    bottom: var(--space-sm);
    min-height: var(--control-min);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-control);
    background: color-mix(in oklch, var(--color-paper) 90%, var(--color-transparent));
    color: var(--color-ink);
    font-size: var(--text-sm);
    font-weight: 700;
}

.download {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(20rem, 0.95fr);
    gap: clamp(var(--space-xl), 8vw, var(--space-4xl));
    width: 100%;
    max-width: none;
    padding-inline: max(var(--page-gutter), calc((100vw - var(--page-max)) / 2 + var(--page-gutter)));
    background: var(--color-paper-2);
    color: var(--color-ink);
}

.release-kicker--inverse {
    color: var(--color-accent-hover);
}

.download h2 {
    margin-top: var(--space-lg);
}

.download__copy > p:not(.release-kicker) {
    max-width: 60ch;
    margin-top: var(--space-lg);
}

.download__copy > p.download__hint {
    margin-top: var(--space-md);
    color: var(--color-ink-2);
    font-size: var(--text-sm);
}

.download-specs {
    border-top: var(--rule-hair) solid var(--color-rule-strong);
}

.download-specs div {
    display: grid;
    grid-template-columns: minmax(7rem, 0.5fr) minmax(0, 1.5fr);
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    border-bottom: var(--rule-hair) solid var(--color-rule-strong);
}

.download-specs dt {
    color: var(--color-muted);
}

.download-specs dd,
.download-specs code {
    overflow-wrap: anywhere;
}

.download-specs code {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
}

.download__notice {
    grid-column: 1 / -1;
    padding-top: var(--space-lg);
    border-top: var(--rule-hair) solid var(--color-rule-strong);
    color: var(--color-ink-2);
    font-size: var(--text-sm);
}

.faq-list {
    margin-left: calc(27.5% + var(--space-xl));
}

.faq-list details {
    border-bottom: var(--rule-hair) solid var(--color-rule);
}

.faq-list summary {
    min-height: var(--control-min);
    padding: var(--space-lg) var(--space-2xl) var(--space-lg) 0;
    color: var(--color-ink);
    font-weight: 700;
    cursor: pointer;
}

.faq-list summary:hover {
    color: var(--color-accent-hover);
}

.faq-list summary:active {
    color: var(--color-accent);
}

.faq-list p {
    max-width: 66ch;
    padding: 0 var(--space-2xl) var(--space-lg) 0;
    color: var(--color-ink-2);
}

.site-footer {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: var(--space-xl);
    width: min(100%, var(--page-max));
    margin-inline: auto;
    padding: var(--space-xl) var(--page-gutter);
    border-top: var(--rule-hair) solid var(--color-rule);
    color: var(--color-muted);
    font-size: var(--text-xs);
}

.site-footer nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-lg);
}

.site-footer a {
    line-height: 1;
    white-space: nowrap;
}

.site-footer nav a:hover {
    color: var(--color-accent-hover);
}

.site-footer > span:last-of-type {
    text-align: right;
}

/* The filing number must sit centred at the bottom of the page and link to the MIIT registry. */
.site-footer > a.site-footer__icp {
    grid-column: 1 / -1;
    justify-self: center;
    text-align: center;
}

.site-footer__icp:hover {
    color: var(--color-accent-hover);
}

.noscript-notice {
    position: fixed;
    z-index: var(--z-toast);
    right: var(--space-md);
    bottom: var(--space-md);
    max-width: 28rem;
    padding: var(--space-md);
    border: var(--rule-hair) solid var(--color-rule-strong);
    background: var(--color-paper-2);
    color: var(--color-ink);
    box-shadow: var(--shadow-nav);
}

@media (max-width: 60rem) {
    .hero {
        grid-template-columns: minmax(0, 1fr);
        min-height: auto;
        padding-top: var(--space-2xl);
        padding-bottom: var(--space-3xl);
    }

    .hero h1 {
        max-width: 12ch;
    }

    .hero__demo {
        width: 100%;
        transform: none;
    }

    .feature-stack,
    .tutorial {
        grid-template-columns: minmax(0, 1fr);
    }

    .feature-stack__sticky {
        position: static;
    }

    .feature-index {
        display: none;
    }

    .feature-demo {
        min-height: auto;
        padding-block: var(--space-2xl);
    }

    .feature-demo:first-child {
        padding-top: var(--space-2xl);
        border-top: var(--rule-hair) solid var(--color-rule);
    }

    .download {
        grid-template-columns: minmax(0, 1fr);
    }

    .faq-list {
        margin-left: 0;
    }
}

@media (max-width: 40rem) {
    .site-nav__inner {
        padding-inline: var(--space-md);
    }

    .nav-download {
        font-size: var(--text-xs);
    }

    .hero {
        padding: var(--space-xl) var(--space-md) var(--space-2xl);
    }

    .hero h1 {
        font-size: clamp(2.65rem, 14vw, 4.1rem);
    }

    .hero__lede {
        font-size: var(--text-base);
    }

    .hero__actions,
    .download__actions {
        align-items: stretch;
        flex-direction: column;
    }

    .hero__actions .button,
    .hero__actions .text-link,
    .download__actions .button {
        width: 100%;
    }

    .text-link {
        justify-content: center;
    }

    .media-placeholder {
        padding: var(--space-md);
    }

    .media-placeholder::before,
    .media-placeholder p,
    .media-placeholder__file {
        display: none;
    }

    .media-placeholder strong {
        font-size: var(--text-md);
    }

    .section {
        padding: var(--space-3xl) var(--space-md);
    }

    .section-heading--split,
    .spec-sheet div {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-sm);
    }

    .tutorial {
        gap: var(--space-xl);
    }

    .download {
        padding-inline: var(--space-md);
    }

    .download-specs div {
        grid-template-columns: 6.5rem minmax(0, 1fr);
    }

    .site-footer {
        grid-template-columns: minmax(0, 1fr);
        justify-items: start;
        padding-inline: var(--space-md);
    }

    .site-footer nav {
        justify-content: flex-start;
        gap: var(--space-md);
    }

    .site-footer > span:last-of-type {
        text-align: left;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 1ms !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
    }
}

@media (forced-colors: active) {
    .media-shell,
    .tutorial__stage,
    .button {
        border-color: currentColor;
    }

    .feature-index a[aria-current="step"] {
        outline: var(--rule-strong) solid currentColor;
    }
}

/* Hallmark · studied DNA: Cursor homepage · product-led single-column hero · sparse utility navigation · demo-first sections */
.site-nav__inner {
    width: min(100%, var(--page-max));
    gap: var(--space-lg);
}

.site-nav__links,
.site-nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.site-nav__links {
    margin-inline: auto;
}

.site-nav__links a,
.nav-apply {
    color: var(--color-ink-2);
    font-size: var(--text-sm);
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    transition: color var(--dur-micro) var(--ease-out);
}

.site-nav__links a:hover,
.site-nav__links a:active,
.nav-apply:hover,
.nav-apply:active {
    color: var(--color-ink);
}

.nav-apply {
    padding: var(--space-xs) var(--space-sm);
    border: var(--rule-hair) solid var(--color-rule-strong);
    border-radius: var(--radius-pill);
}

.nav-apply:hover {
    background: var(--color-paper-3);
}

.site-nav__actions {
    gap: var(--space-md);
}

.nav-download {
    color: var(--color-ink);
}

.hero {
    display: block;
    width: min(100%, var(--page-max));
    min-height: auto;
    margin-top: var(--nav-height);
    padding-top: clamp(var(--space-4xl), 13vw, var(--space-5xl));
    padding-bottom: var(--space-4xl);
    text-align: center;
}

.hero__copy {
    max-width: 58rem;
    margin-inline: auto;
}

.hero h1 {
    max-width: 14ch;
    margin-inline: auto;
    font-size: clamp(3.75rem, 8.5vw, 7.2rem);
    text-wrap: balance;
}

.hero__lede {
    max-width: 46ch;
    margin-inline: auto;
}

.hero__actions {
    justify-content: center;
}

.release-status {
    margin-inline: auto;
}

.hero__demo {
    width: min(100%, var(--page-max));
    margin: clamp(var(--space-3xl), 8vw, var(--space-5xl)) auto 0;
    transform: none;
}

.hero__demo .media-shell {
    border-radius: var(--radius-surface);
    box-shadow: var(--shadow-media);
}

.hero__demo figcaption {
    max-width: 46ch;
    margin-inline: auto;
}

.feature-stack {
    display: block;
}

.feature-stack__rail,
.feature-stack__demos {
    width: min(100%, var(--page-max));
    margin-inline: auto;
}

.feature-stack__sticky {
    position: static;
    max-width: 54rem;
    padding-bottom: var(--space-2xl);
}

.feature-stack__sticky h2 {
    max-width: 15ch;
}

.feature-index {
    display: flex;
    flex-wrap: wrap;
    gap: 0 var(--space-lg);
    margin-top: var(--space-xl);
}

.feature-index li {
    flex: 1 1 8rem;
}

.feature-demo {
    display: grid;
    grid-template-columns: minmax(13rem, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(var(--space-xl), 7vw, var(--space-4xl));
    align-items: center;
    min-height: min(42rem, 72svh);
    padding-block: var(--space-3xl);
}

.feature-demo:first-child {
    padding-top: var(--space-2xl);
    border-top: var(--rule-hair) solid var(--color-rule);
}

.feature-demo__header {
    margin-bottom: 0;
}

.feature-demo:nth-child(even) .feature-demo__header {
    order: 2;
}

.feature-demo:nth-child(even) .media-figure {
    order: 1;
}

.feature-demo__header h3 {
    max-width: 14ch;
}

.feature-demo .media-shell {
    border-radius: var(--radius-surface);
}

.capabilities,
.tutorial,
.faq {
    width: min(100%, var(--page-max));
}

/* Same landing as the showcase: the section's own padding sits under the nav. */
#features,
#download {
    scroll-margin-top: calc(-1 * (var(--nav-height) + var(--space-md)));
}

.download {
    padding-block: var(--space-4xl);
}

.site-footer {
    width: min(100%, var(--page-max));
}

@media (max-width: 60rem) {
    .site-nav__links {
        display: none;
    }

    .site-nav__actions {
        margin-inline-start: auto;
    }

    .hero h1 {
        font-size: clamp(3.25rem, 11vw, 5.5rem);
    }

    .feature-index {
        display: none;
    }

    .feature-demo {
        min-height: auto;
    }
}

@media (max-width: 40rem) {
    .site-nav__actions {
        gap: var(--space-sm);
    }

    .nav-apply {
        display: none;
    }

    .hero {
        padding-top: var(--space-3xl);
        padding-bottom: var(--space-3xl);
    }

    .hero h1 {
        font-size: clamp(2.65rem, 14vw, 4.1rem);
    }

    .feature-demo {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-xl);
        padding-block: var(--space-2xl);
    }

    .feature-demo:nth-child(even) .feature-demo__header,
    .feature-demo:nth-child(even) .media-figure {
        order: initial;
    }
}

/* Keep the original practice-flow interaction: sticky step rail + scroll-spy demos. */
.feature-stack {
    display: grid;
    grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.28fr);
    gap: clamp(var(--space-xl), 7vw, var(--space-4xl));
}

.feature-stack__rail,
.feature-stack__demos {
    width: auto;
    margin-inline: 0;
}

.feature-stack__sticky {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-xl));
    max-width: none;
    padding-bottom: var(--space-xl);
}

.feature-index {
    display: block;
    margin-top: var(--space-xl);
}

.feature-index li {
    flex: initial;
}

.feature-demo {
    display: block;
    min-height: 92svh;
    padding-block: var(--space-2xl) var(--space-3xl);
}

.feature-demo:first-child {
    padding-top: 0;
    border-top: 0;
}

.feature-demo__header {
    margin-bottom: var(--space-xl);
}

.feature-demo:nth-child(even) .feature-demo__header,
.feature-demo:nth-child(even) .media-figure {
    order: initial;
}

@media (max-width: 60rem) {
    .feature-stack {
        grid-template-columns: minmax(0, 1fr);
    }

    .feature-stack__sticky {
        position: static;
    }

    .feature-index {
        display: none;
    }

    .feature-demo {
        min-height: auto;
        padding-block: var(--space-2xl);
    }

    .feature-demo:first-child {
        padding-top: var(--space-2xl);
        border-top: var(--rule-hair) solid var(--color-rule);
    }
}

@media (max-width: 40rem) {
    .feature-demo {
        display: block;
    }
}

.intro {
    display: grid;
    place-items: center;
    min-height: 100svh;
    padding-inline: var(--page-gutter);
}

.intro__content {
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2xl);
    text-align: center;
}

.intro__title {
    max-width: none;
    /* Keep the opening title stable while the web fonts load. */
    font-family: var(--font-system-ui);
    font-size: var(--text-marquee);
    font-style: normal;
    line-height: 1;
    letter-spacing: -0.06em;
    white-space: nowrap;
}

.intro__preparation {
    display: flex;
    width: min(100%, var(--intro-progress-width));
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
    transition:
        opacity var(--dur-intro-cancel) var(--ease-out),
        transform var(--dur-intro-cancel) var(--ease-out);
}

.intro__status {
    margin: 0;
    color: var(--color-muted);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    letter-spacing: 0.08em;
}

.intro__progress {
    overflow: hidden;
    width: 100%;
    height: var(--rule-strong);
    background: var(--color-rule);
}

.intro__progress-fill {
    display: block;
    width: 100%;
    height: 100%;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left center;
    animation: intro-progress var(--dur-intro-progress) var(--ease-out) forwards;
}

.intro__cancel {
    align-self: center;
    margin-top: var(--space-sm);
    white-space: nowrap;
}

.intro.is-cancelled .intro__preparation {
    pointer-events: none;
    opacity: 0;
    transform: translateY(calc(-1 * var(--space-xs)));
}

.intro.is-cancelled .intro__progress-fill {
    animation: none;
    transform: scaleX(0.96);
}

@keyframes intro-progress {
    to {
        transform: scaleX(0.96);
    }
}

.hero {
    margin-top: 0;
}

.hero h2 {
    max-width: 14ch;
    margin: var(--space-lg) auto 0;
    font-size: clamp(3.75rem, 8.5vw, 7.2rem);
    text-wrap: balance;
}

.js .site-nav {
    visibility: hidden;
    pointer-events: none;
    opacity: 0;
    transform: translateY(-100%);
    transition:
        background-color var(--dur-short) var(--ease-out),
        border-color var(--dur-short) var(--ease-out),
        box-shadow var(--dur-short) var(--ease-out),
        opacity var(--dur-short) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
}

.js .site-nav.is-intro-visible {
    visibility: visible;
    pointer-events: auto;
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 60rem) {
    .hero h2 {
        font-size: clamp(3.25rem, 11vw, 5.5rem);
    }
}

@media (max-width: 40rem) {
    .hero h2 {
        font-size: clamp(2.65rem, 14vw, 4.1rem);
    }
}

@media (prefers-reduced-motion: reduce) {
    .intro__progress-fill {
        animation: none;
        transform: scaleX(0.96);
    }
}

@media (forced-colors: active) {
    .intro__progress-fill {
        background: currentColor;
    }
}

/* Interactive workbench showcase */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.workbench-showcase {
    /*
     * Vertical budget of one screen. `--showcase-*` feeds the sizing of the demo below, so
     * the whole second screen (frame + caption) always fits without scrolling: on short
     * viewports the frame shrinks along its aspect ratio instead of overflowing.
     */
    --showcase-pad-top: calc(var(--nav-height) + var(--space-md));
    --showcase-pad-bottom: var(--space-md);
    --showcase-caption: 2.75rem;
    /*
     * Slightly taller than the width-driven fit: at desktop widths the frame is capped by the
     * page gutter, so a smaller ratio trades width for a taller score/TAB area. The height
     * budget above still keeps the whole second screen inside one viewport.
     */
    --showcase-aspect: 1.9;
    display: flex;
    width: 100%;
    min-height: 100svh;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 0;
    /*
     * The section brings its own top spacing, which is taller than the fixed nav, so an
     * anchor jump may land it flush at the top of the viewport: the nav then covers empty
     * padding instead of leaving the previous screen in view above the demo.
     */
    scroll-margin-top: calc(-1 * (var(--nav-height) + var(--space-md)));
    padding: var(--showcase-pad-top) var(--page-gutter) var(--showcase-pad-bottom);
    background: var(--color-paper);
    color: var(--color-ink);
    text-align: left;
}

.workbench-showcase__inner {
    width: min(
        100%,
        92rem,
        calc((100svh - var(--showcase-pad-top) - var(--showcase-pad-bottom) - var(--showcase-caption))
            * var(--showcase-aspect))
    );
    margin-inline: auto;
}

.workbench-showcase h2,
.hero.workbench-showcase h2 {
    max-width: none;
    min-width: 0;
    margin: 0 0 clamp(var(--space-lg), 3vw, var(--space-xl));
    color: var(--color-ink);
    font-size: clamp(2rem, 4.2vw, 4.5rem);
    line-height: 1.03;
    text-align: left;
    text-wrap: balance;
    overflow-wrap: anywhere;
}

.workbench-demo {
    /*
     * Side panels follow the frame width instead of the viewport: the shares resolve to the full
     * 15rem / 17.5rem at the widest frame (92rem) and shrink proportionally as the demo gets
     * narrower, so the score keeps its share. The floors keep the tree rows and the analysis
     * summary readable on small frames.
     */
    --demo-library-track: clamp(
        var(--size-demo-left-panel-min),
        var(--size-demo-left-panel-share),
        var(--size-demo-left-panel)
    );
    --demo-analysis-track: clamp(
        var(--size-demo-right-panel-min),
        var(--size-demo-right-panel-share),
        var(--size-demo-right-panel)
    );
    min-width: 0;
    margin: 0;
}

.workbench-demo.is-library-collapsed {
    --demo-library-track: 0px;
}

.workbench-demo.is-analysis-collapsed {
    --demo-analysis-track: 0px;
}

.workbench-demo__frame {
    position: relative;
    display: flex;
    min-width: 0;
    /* Follows the showcase's budget ratio, so the frame always fills its one-screen box. */
    aspect-ratio: var(--showcase-aspect, 1.88) / 1;
    overflow: hidden;
    flex-direction: column;
    border: 0;
    border-radius: var(--radius-surface);
    background: var(--color-demo-toolbar);
    /* The light app surface keeps its own ink while the section around it is dark. */
    color: var(--color-demo-ink);
    box-shadow: var(--shadow-demo);
}

.workbench-demo__toolbar {
    position: relative;
    z-index: var(--z-raised);
    display: flex;
    height: var(--size-demo-titlebar);
    min-height: var(--size-demo-titlebar);
    flex: 0 0 var(--size-demo-titlebar);
    align-items: center;
    gap: var(--space-md);
    padding-inline: clamp(var(--space-sm), 2vw, var(--space-lg));
    background: var(--color-demo-toolbar);
    color: var(--color-demo-ink);
}

.workbench-demo__brand,
.workbench-demo__transport {
    display: flex;
    align-items: center;
}

.workbench-demo__brand {
    min-width: 0;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 700;
    white-space: nowrap;
}

.workbench-demo__brand img {
    width: 1.25rem;
    height: 1.25rem;
}

.workbench-demo__transport {
    margin-inline-start: auto;
    gap: var(--size-demo-titlebar-control-gap);
}

.workbench-demo__transport > .workbench-demo__tool:first-child > img {
    transform: translateX(var(--size-demo-transport-icon-nudge));
}

.workbench-demo__record > img {
    transform: translateX(calc(-1 * var(--size-demo-transport-icon-nudge)));
}

.workbench-demo__tool,
.workbench-demo__play {
    position: relative;
    display: grid;
    width: 2rem;
    height: 2rem;
    flex: 0 0 auto;
    place-items: center;
    border: 0;
    border-radius: var(--radius-control);
    background: var(--color-transparent);
    color: var(--color-demo-muted);
}

.workbench-demo__tool svg,
.workbench-demo__play svg,
.workbench-demo__tool img,
.workbench-demo__play img {
    width: var(--size-demo-titlebar-icon);
    height: var(--size-demo-titlebar-icon);
}

.workbench-demo__tool svg,
.workbench-demo__play svg {
    overflow: visible;
    fill: currentColor;
    stroke: currentColor;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.workbench-demo__tool img,
.workbench-demo__play img {
    opacity: 0.65;
}

.workbench-demo__play img {
    grid-area: 1 / 1;
}

.workbench-demo__play img[hidden] {
    display: none;
}

.workbench-demo__tool.is-active {
    color: var(--color-demo-ink);
}

.workbench-demo__tool.is-active::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: var(--rule-strong);
    background: var(--color-accent);
    content: "";
}

@media (hover: hover) and (pointer: fine) {
    .workbench-demo__tool:hover > img,
    .workbench-demo__tool:hover > svg {
        border-radius: var(--radius-control);
        background: color-mix(in oklch, var(--color-demo-rule) 72%, var(--color-transparent));
        box-shadow: var(--shadow-demo-control-hover);
    }
}

/* Loop and metronome are real toggles; the other toolbar glyphs stay decorative. */
button.workbench-demo__tool--toggle {
    padding: 0;
    color: var(--color-demo-ink);
    cursor: pointer;
    font: inherit;
}

button.workbench-demo__tool--toggle:focus-visible {
    outline: var(--rule-strong) solid var(--color-focus);
    outline-offset: calc(-1 * var(--rule-strong));
}

button.workbench-demo__tool--toggle:hover:not(:disabled) > img {
    opacity: 1;
}

button.workbench-demo__tool--toggle:disabled {
    cursor: not-allowed;
    opacity: 0.38;
}

.workbench-demo__play {
    width: var(--control-min);
    min-width: var(--control-min);
    height: var(--size-demo-titlebar);
    padding: 0;
    cursor: pointer;
    transition:
        background-color var(--dur-micro) var(--ease-out),
        color var(--dur-micro) var(--ease-out),
        opacity var(--dur-micro) var(--ease-out),
        transform var(--dur-micro) var(--ease-out);
}

.workbench-demo__play::after {
    position: absolute;
    inset: 0 0 calc(var(--size-demo-titlebar) - var(--control-min));
    content: "";
}

.workbench-demo__play.is-hover {
    color: var(--color-demo-ink);
}

.workbench-demo__play.is-hover > img:not([hidden]) {
    border-radius: var(--radius-control);
    background: var(--color-demo-rule);
    box-shadow: var(--shadow-demo-control-hover);
}

@media (hover: hover) and (pointer: fine) {
    .workbench-demo__play:hover {
        color: var(--color-demo-ink);
    }

    .workbench-demo__play:hover > img:not([hidden]) {
        border-radius: var(--radius-control);
        background: var(--color-demo-rule);
        box-shadow: var(--shadow-demo-control-hover);
    }
}

.workbench-demo__play:focus-visible,
.workbench-demo__play.is-focus {
    outline: var(--rule-strong) solid var(--color-focus);
    outline-offset: var(--space-3xs);
}

.workbench-demo__play:active,
.workbench-demo__play.is-active {
    transform: translateY(var(--rule-hair));
}

.workbench-demo__play:disabled,
.workbench-demo__play[data-state="disabled"] {
    cursor: not-allowed;
    opacity: 0.38;
    transform: none;
}

.workbench-demo__play[data-state="loading"] {
    color: var(--color-demo-muted);
    opacity: 0.62;
}

.workbench-demo__play[data-state="error"] {
    color: var(--color-error);
}

.workbench-demo__play[data-state="success"],
.workbench-demo__play[data-state="playing"] {
    color: var(--color-accent);
}

.workbench-demo__separator {
    width: var(--rule-hair);
    height: 1.25rem;
    margin-inline: var(--space-2xs);
    background: var(--color-demo-rule);
}

.workbench-demo__time {
    min-width: 7.5rem;
    margin-inline-start: var(--space-xs);
    color: var(--color-demo-muted);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-align: right;
    white-space: nowrap;
}

.workbench-demo__surface {
    display: grid;
    min-width: 0;
    min-height: 0;
    flex: 1 1 auto;
    background: var(--color-demo-toolbar);
    grid-template-columns:
        var(--size-demo-activitybar)
        var(--demo-library-track)
        minmax(0, 81.7fr)
        var(--demo-analysis-track)
        var(--size-demo-activitybar);
}

.workbench-demo__rail--left {
    grid-column: 1;
}

.workbench-demo__library {
    grid-column: 2;
}

.workbench-demo__document {
    grid-column: 3;
}

.workbench-demo__analysis {
    grid-column: 4;
}

.workbench-demo__rail--right {
    grid-column: 5;
}

.workbench-demo.is-library-collapsed .workbench-demo__library,
.workbench-demo.is-analysis-collapsed .workbench-demo__analysis {
    display: none;
}

.workbench-demo__rail {
    position: relative;
    z-index: var(--z-raised);
    display: flex;
    min-width: 0;
    min-height: 0;
    flex-direction: column;
    align-items: center;
    padding-block: var(--space-xs);
    background: var(--color-demo-toolbar);
}

.workbench-demo__rail-group {
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2xs);
}

.workbench-demo__rail-tool {
    position: relative;
    display: grid;
    width: 100%;
    height: var(--size-demo-activity-item);
    aspect-ratio: auto;
    aspect-ratio: 1;
    place-items: center;
    color: var(--color-demo-muted);
    opacity: 0.62;
    pointer-events: none;
}

button.workbench-demo__rail-tool {
    padding: 0;
    border: 0;
    background-color: var(--color-transparent);
    cursor: pointer;
    font: inherit;
    pointer-events: auto;
}

button.workbench-demo__rail-tool:hover {
    background: color-mix(in oklch, var(--color-demo-rule) 58%, var(--color-demo-toolbar));
    opacity: 1;
}

button.workbench-demo__rail-tool:focus-visible {
    outline: var(--rule-strong) solid var(--color-focus);
    outline-offset: calc(-1 * var(--rule-strong));
}

.workbench-demo__rail-tool img {
    display: block;
    width: var(--size-demo-activity-icon);
    height: var(--size-demo-activity-icon);
    object-fit: contain;
    opacity: 0.72;
}

.workbench-demo__rail-tool.is-active {
    background: color-mix(in oklch, var(--color-accent) 11%, var(--color-demo-toolbar));
    color: var(--color-demo-ink);
    opacity: 1;
}

.workbench-demo__rail-tool.is-active::before {
    position: absolute;
    inset-block: 0;
    left: 0;
    width: var(--rule-strong);
    background: var(--color-accent);
    content: "";
}

.workbench-demo__rail--right .workbench-demo__rail-tool.is-active::before {
    right: 0;
    left: auto;
}

.workbench-demo__rail-tool--bottom {
    margin-top: auto;
}

.workbench-demo__statusbar {
    position: relative;
    z-index: var(--z-raised);
    display: grid;
    height: var(--size-demo-statusbar);
    min-height: var(--size-demo-statusbar);
    flex: 0 0 var(--size-demo-statusbar);
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: var(--space-sm);
    padding-inline: var(--space-sm);
    background: var(--color-demo-toolbar);
    color: var(--color-demo-muted);
    font-family: var(--font-mono);
    font-size: var(--text-2xs);
    line-height: 1;
}

.workbench-demo__device,
.workbench-demo__io-status,
.workbench-demo__meter {
    display: flex;
    min-width: 0;
    align-items: center;
}

.workbench-demo__device {
    gap: var(--space-2xs);
}

.workbench-demo__device-dot {
    width: var(--space-2xs);
    height: var(--space-2xs);
    flex: 0 0 auto;
    border-radius: var(--radius-pill);
    background: var(--color-success);
}

.workbench-demo__device-label,
.workbench-demo__io-copy {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.workbench-demo__status-time {
    color: var(--color-demo-ink);
    font-weight: 700;
    white-space: nowrap;
}

.workbench-demo__io-status {
    justify-content: flex-end;
    gap: var(--space-2xs);
    white-space: nowrap;
}

.workbench-demo__meter {
    gap: var(--rule-hair);
}

.workbench-demo__meter i {
    display: block;
    width: var(--space-3xs);
    height: var(--space-xs);
    background: var(--color-demo-rule);
}

.workbench-demo__meter i:nth-child(-n + 2) {
    background: var(--color-success);
}

.workbench-demo__library,
.workbench-demo__score,
.workbench-demo__timeline,
.workbench-demo__analysis {
    position: relative;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: var(--color-demo-shell);
}

.workbench-demo__library {
    margin: var(--size-demo-region-gap);
    border: 0;
    border-radius: var(--radius-surface);
    box-shadow: var(--shadow-demo-panel);
}

.workbench-demo__document {
    display: grid;
    min-width: 0;
    min-height: 0;
    margin: var(--size-demo-region-gap);
    gap: var(--size-demo-region-gap);
    grid-template-rows: minmax(0, 1fr) var(--size-demo-bottom-region);
}

.workbench-demo__score-panel {
    display: flex;
    min-width: 0;
    min-height: 0;
    flex-direction: column;
    overflow: hidden;
    border: 0;
    border-radius: var(--radius-surface);
    background: var(--color-demo-shell);
    box-shadow: var(--shadow-demo-panel);
}

.workbench-demo__tabs {
    display: flex;
    min-width: 0;
    align-items: stretch;
    height: var(--size-demo-tabs);
    min-height: var(--size-demo-tabs);
    flex: 0 0 var(--size-demo-tabs);
    background: var(--color-demo-tabstrip);
    color: var(--color-demo-muted);
    font-size: clamp(var(--text-2xs), 0.82vw, var(--text-sm));
}

.workbench-demo__tab {
    position: relative;
    display: flex;
    min-width: clamp(5.25rem, 11vw, 8.5rem);
    max-width: 38%;
    align-items: center;
    gap: var(--space-2xs);
    padding-inline: var(--space-sm);
    white-space: nowrap;
}

.workbench-demo__tab.is-active {
    z-index: var(--z-raised);
    margin-top: var(--size-demo-tab-selected-inset);
    border-radius: var(--size-demo-tab-radius) var(--size-demo-tab-radius) 0 0;
    background: var(--color-demo-shell);
    color: var(--color-demo-ink);
    font-weight: 700;
}

.workbench-demo__tab.is-active::before,
.workbench-demo__tab.is-active::after {
    position: absolute;
    bottom: 0;
    width: var(--size-demo-tab-radius);
    height: var(--size-demo-tab-radius);
    content: "";
    pointer-events: none;
}

.workbench-demo__tab.is-active::before {
    left: calc(-1 * var(--size-demo-tab-radius));
    background: radial-gradient(
        circle at 0 0,
        var(--color-demo-tabstrip) 0 69%,
        var(--color-demo-shell) 72% 100%
    );
}

.workbench-demo__tab.is-active::after {
    right: calc(-1 * var(--size-demo-tab-radius));
    background: radial-gradient(
        circle at 100% 0,
        var(--color-demo-tabstrip) 0 69%,
        var(--color-demo-shell) 72% 100%
    );
}

/* Mirrors the desktop session tab glyph: three left-aligned rules, long, short, long. */
.workbench-demo__tab-mark {
    position: relative;
    width: var(--size-demo-tab-mark-width);
    height: var(--size-demo-tab-mark-height);
    flex: 0 0 var(--size-demo-tab-mark-width);
    background-image: linear-gradient(currentColor, currentColor);
    background-position: left center;
    background-repeat: no-repeat;
    background-size: 65% var(--rule-strong);
    color: var(--color-demo-muted);
}

.workbench-demo__tab.is-active .workbench-demo__tab-mark {
    color: var(--color-accent);
}

.workbench-demo__tab-mark::before,
.workbench-demo__tab-mark::after {
    position: absolute;
    left: 0;
    width: 100%;
    height: var(--rule-strong);
    background: currentColor;
    content: "";
}

.workbench-demo__tab-mark::before {
    top: 0;
}

.workbench-demo__tab-mark::after {
    bottom: 0;
}

.workbench-demo__library-header {
    display: flex;
    height: var(--size-demo-tabs);
    min-height: var(--size-demo-tabs);
    flex: 0 0 var(--size-demo-tabs);
    align-items: center;
    justify-content: space-between;
    padding-inline: var(--space-sm);
    background: var(--color-demo-tabstrip);
    color: var(--color-demo-ink);
    font-size: var(--text-sm);
}

.workbench-demo__tree {
    padding-block: var(--space-xs);
    color: var(--color-demo-muted);
    font-size: clamp(var(--text-2xs), 0.82vw, var(--text-sm));
    line-height: 1.2;
}

.workbench-demo__tree-row {
    display: flex;
    min-width: 0;
    min-height: clamp(1.35rem, 1.8vw, 1.9rem);
    align-items: center;
    gap: var(--space-2xs);
    padding-right: var(--space-xs);
    white-space: nowrap;
}

.workbench-demo__analysis {
    display: flex;
    margin: var(--size-demo-region-gap);
    overflow: hidden;
    flex-direction: column;
    border: 0;
    border-radius: var(--radius-surface);
    box-shadow: var(--shadow-demo-panel);
    color: var(--color-demo-muted);
    font-size: var(--text-2xs);
}

.workbench-demo__analysis-header {
    display: grid;
    height: var(--size-demo-tabs);
    min-height: var(--size-demo-tabs);
    grid-template-columns: var(--space-xl) minmax(0, 1fr);
    align-items: center;
    padding-inline: var(--space-sm);
    background: var(--color-demo-tabstrip);
    color: var(--color-demo-ink);
    font-size: var(--text-sm);
}

.workbench-demo__analysis-section {
    min-height: 0;
    overflow: hidden;
    padding: 0;
}

.workbench-demo__analysis-section + .workbench-demo__analysis-section {
    border-top: 0;
}

.workbench-demo__analysis-section h3 {
    display: flex;
    height: var(--size-demo-analysis-section-header);
    margin: 0;
    align-items: center;
    padding-inline: var(--space-sm);
    color: var(--color-demo-muted);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    line-height: 1.2;
}

.workbench-demo__analysis-section p {
    margin: 0;
    color: var(--color-demo-ink);
    line-height: 1.35;
}

.workbench-demo__analysis-summary {
    display: grid;
    height: var(--size-demo-analysis-summary);
    flex: 0 0 var(--size-demo-analysis-summary);
    grid-template-columns: calc(var(--size-demo-analysis-ring-slot) + var(--space-sm)) minmax(0, 1fr);
    grid-template-rows: var(--size-demo-analysis-section-header) minmax(0, 1fr);
}

.workbench-demo__analysis-summary h3 {
    grid-column: 1 / -1;
}

.workbench-demo__analysis-score {
    position: relative;
    display: grid;
    width: var(--size-demo-analysis-ring-slot);
    height: 100%;
    margin-left: var(--space-sm);
    place-items: center;
}

.workbench-demo__analysis-score svg {
    display: block;
    width: var(--size-demo-analysis-ring);
    height: var(--size-demo-analysis-ring);
    overflow: visible;
}

.workbench-demo__analysis-score path {
    fill: none;
    stroke-width: 7;
    stroke-linecap: round;
}

.analysis-gauge-track {
    stroke: var(--color-demo-rule);
}

.analysis-gauge-value {
    stroke: var(--color-success);
    stroke-dasharray: 95 100;
}

.workbench-demo__analysis-score > strong {
    position: absolute;
    top: 50%;
    left: 50%;
    color: var(--color-demo-ink);
    font-family: var(--font-system-ui);
    font-size: 2.125rem;
    font-variant-numeric: lining-nums tabular-nums;
    font-weight: 700;
    line-height: 1;
    transform: translate(-50%, -50%);
}

.workbench-demo__analysis-summary-copy {
    display: flex;
    min-width: 0;
    flex-direction: column;
    padding: 0.375rem var(--space-sm) 0.375rem var(--space-xs);
}

.workbench-demo__analysis-summary-copy strong {
    color: var(--color-success);
    font-size: 1.1875rem;
    line-height: 1.875rem;
}

.workbench-demo__analysis-summary-copy span {
    min-height: 1.75rem;
    line-height: 1.75rem;
}

.workbench-demo__analysis-summary-copy small {
    margin-top: auto;
    color: var(--color-demo-muted);
    font-family: var(--font-mono);
    font-size: var(--text-2xs);
    line-height: 0.875rem;
    white-space: nowrap;
}

.workbench-demo__analysis-metrics {
    display: grid;
    height: var(--size-demo-analysis-metrics);
    flex: 132 1 var(--size-demo-analysis-metrics);
    grid-template-rows: var(--size-demo-analysis-section-header) repeat(3, 1.75rem);
    padding-bottom: 1.25rem;
}

.workbench-demo__analysis-metrics h3 {
    margin-bottom: 0;
}

.analysis-metric {
    display: grid;
    grid-template-columns: 3rem minmax(0, 1fr) 1.75rem;
    align-items: center;
    gap: var(--space-xs);
    padding-inline: var(--space-sm);
}

.analysis-metric i {
    height: var(--space-xs);
    overflow: hidden;
    border-radius: var(--radius-pill);
    background: var(--color-demo-rule);
}

.analysis-metric b {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: var(--color-success);
}

.analysis-metric.is-97 b {
    width: 97%;
}

.analysis-metric.is-100 b {
    width: 100%;
}

.analysis-metric.is-81 b {
    width: 81%;
}

.analysis-metric:nth-of-type(2) b {
    background: var(--color-accent);
}

.analysis-metric strong {
    color: var(--color-demo-ink);
    font-weight: 500;
    text-align: right;
}

.workbench-demo__analysis-issues {
    display: grid;
    height: var(--size-demo-analysis-issues);
    flex: 148 1 var(--size-demo-analysis-issues);
    gap: var(--space-2xs);
    padding-bottom: var(--space-sm);
}

.workbench-demo__analysis-issues h3 {
    margin-bottom: 0;
}

.workbench-demo__analysis-issues .analysis-issue-kind {
    color: color-mix(in oklch, var(--color-demo-muted) 55%, var(--color-demo-shell));
    font-weight: 700;
    text-align: center;
}

.workbench-demo__analysis-issues p:not(.analysis-issue-kind),
.workbench-demo__analysis-history p {
    padding-inline: var(--space-sm);
    font-weight: 700;
}

.workbench-demo__analysis-issues p.analysis-issue-none {
    padding-inline: var(--space-sm);
    color: var(--color-demo-muted);
    font-weight: 400;
}

/* Waiting state: the panel has no usable take yet, so the gauge and verdict step back. */
.workbench-demo__analysis[data-analysis-state="pending"] .analysis-gauge-value {
    stroke: var(--color-demo-rule);
}

.workbench-demo__analysis[data-analysis-state="pending"] .workbench-demo__analysis-summary-copy strong {
    color: color-mix(in oklch, var(--color-demo-ink) 70%, var(--color-demo-shell));
}

.workbench-demo__analysis-summary-copy span.is-warning {
    color: var(--color-warning);
}

.workbench-demo__analysis-advice {
    height: 4.25rem;
    flex: 68 1 4.25rem;
}

.workbench-demo__analysis-advice p {
    padding-inline: var(--space-sm);
}

.workbench-demo__analysis-history {
    display: grid;
    height: var(--size-demo-analysis-history);
    flex: 180 1 var(--size-demo-analysis-history);
    margin-top: auto;
    gap: var(--space-2xs);
    padding-bottom: var(--space-xs);
}

.workbench-demo__analysis-history h3 {
    margin-bottom: var(--space-2xs);
}

.workbench-demo__tree-row[hidden] {
    display: none;
}

.workbench-demo__tree-row > :last-child {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.workbench-demo__tree-row.is-root {
    padding-left: var(--space-xs);
}

.workbench-demo__tree-row.is-level-1 {
    padding-left: var(--space-sm);
}

.workbench-demo__tree-row.is-level-2 {
    padding-left: var(--space-lg);
}

.workbench-demo__tree-row.is-level-3 {
    padding-left: var(--space-xl);
}

.workbench-demo__tree-row.is-level-4 {
    padding-left: calc(var(--space-xl) + var(--space-lg));
}

.workbench-demo__tree-row.is-selected {
    position: relative;
    color: var(--color-demo-ink);
}

.workbench-demo__tree-row.is-selected::before {
    position: absolute;
    top: 0;
    right: var(--space-2xs);
    bottom: 0;
    left: calc(var(--space-xl) + var(--space-sm) + var(--space-2xs));
    border-radius: var(--radius-control);
    background: color-mix(in oklch, var(--color-accent) 28%, var(--color-demo-shell));
    content: "";
}

.workbench-demo__tree-row.is-selected > * {
    position: relative;
}

.tree-toggle,
.tree-toggle-placeholder {
    width: var(--space-sm);
    height: var(--space-sm);
    flex: 0 0 var(--space-sm);
}

.tree-toggle {
    position: relative;
    display: grid;
    padding: 0;
    border: 0;
    border-radius: var(--radius-control);
    background: var(--color-transparent);
    cursor: pointer;
    place-items: center;
}

.tree-toggle::after {
    position: absolute;
    inset: calc(-1 * var(--space-3xs));
    content: "";
}

.tree-toggle img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.72;
}

.tree-toggle:hover {
    background: var(--color-demo-rule);
}

.tree-toggle:focus-visible {
    outline: var(--rule-strong) solid var(--color-focus);
    outline-offset: var(--space-3xs);
}

.tree-toggle-placeholder {
    display: block;
}

.tree-icon {
    display: block;
    width: var(--size-demo-tree-icon);
    height: var(--size-demo-tree-icon);
    flex: 0 0 var(--size-demo-tree-icon);
    object-fit: contain;
    opacity: 0.72;
}

.workbench-demo__tree-row.is-selected .tree-icon {
    opacity: 1;
}

.workbench-demo__score {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
}

.workbench-demo__score-heading {
    display: flex;
    min-height: clamp(4rem, 7vw, 6.5rem);
    flex: 0 0 auto;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-3xs);
    color: var(--color-demo-muted);
    font-size: clamp(var(--text-2xs), 0.9vw, var(--text-sm));
    line-height: 1.25;
}

.workbench-demo__score-heading strong {
    color: var(--color-demo-ink);
    font-family: var(--font-display);
    font-size: clamp(var(--text-sm), 1.25vw, var(--text-md));
}

/* Tone row under the score title: "原生 NAM · Mirroring Music". */
.workbench-demo__tone-line {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.workbench-demo__tone {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    gap: var(--space-xs);
}

.workbench-demo__tone[hidden],
.workbench-demo__tone-fallback[hidden] {
    display: none;
}

.workbench-demo__tone-select {
    max-width: 11rem;
    padding: 0 0.85rem 0 var(--space-2xs);
    border: 0;
    border-radius: var(--radius-control);
    appearance: none;
    background-color: transparent;
    background-image:
        linear-gradient(45deg, transparent 50%, currentColor 50%),
        linear-gradient(135deg, currentColor 50%, transparent 50%);
    background-position:
        right 0.3rem center,
        right center;
    background-repeat: no-repeat;
    background-size: 0.3rem 0.3rem;
    color: inherit;
    cursor: pointer;
    font: inherit;
    outline: none;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Borderless control: hover and keyboard focus only shift the label and tint the chip. */
.workbench-demo__tone-select:hover,
.workbench-demo__tone-select:focus-visible {
    color: var(--color-demo-ink);
    background-color: color-mix(in oklch, var(--color-demo-rule) 42%, var(--color-demo-shell));
}

/* Tempo row: "BPM = 130 → [90.0]", anchored where the SVG tempo label sits. */
.workbench-demo__tempo {
    position: absolute;
    z-index: var(--z-raised);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2xs);
    color: var(--color-demo-ink);
    font-size: clamp(var(--text-2xs), 0.9vw, var(--text-xs));
    font-weight: 700;
    line-height: 1.2;
    transform: translateY(-50%);
    white-space: nowrap;
}

.workbench-demo__tempo[hidden] {
    display: none;
}

.workbench-demo__tempo-arrow {
    color: var(--color-demo-muted);
    font-weight: 400;
}

.workbench-demo__tempo-input {
    width: 3.25rem;
    padding: 0 0 0.05rem;
    border: 0;
    border-bottom: var(--rule-hair) solid var(--color-demo-rule);
    border-radius: 0;
    appearance: textfield;
    background: transparent;
    color: inherit;
    font: inherit;
    font-variant-numeric: tabular-nums;
    outline: none;
    text-align: left;
}

.workbench-demo__tempo-input:hover,
.workbench-demo__tempo-input:focus-visible {
    border-bottom-color: var(--color-demo-ink);
}

/* A hint that sits above its control points down at it. */
.workbench-demo__coach.is-above::before {
    top: auto;
    bottom: calc(-1 * var(--space-xs));
}

/* Hints that sit beside their control point sideways at it. */
.workbench-demo__coach.is-left::before,
.workbench-demo__coach.is-right::before {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.workbench-demo__coach.is-left::before {
    right: calc(-1 * var(--space-xs));
    left: auto;
}

.workbench-demo__coach.is-right::before {
    left: calc(-1 * var(--space-xs));
}

/* Too narrow for a bubble beside the tone row. */
@media (max-width: 40rem) {
    .workbench-demo__coach.is-right {
        display: none;
    }
}

.workbench-demo__tempo-input::-webkit-outer-spin-button,
.workbench-demo__tempo-input::-webkit-inner-spin-button {
    margin: 0;
    appearance: none;
}

/*
 * The HTML tempo row takes over from the SVG tempo label, but only where the row fits:
 * on compact layouts the row is dropped and the score keeps its own label.
 */
@media (min-width: 60.0625rem) {
    .workbench-demo.is-tempo .workbench-demo__score-sheet [data-demo-tempo-label] {
        visibility: hidden;
    }
}

@media (max-width: 60rem) {
    .workbench-demo__tempo {
        display: none;
    }
}

.workbench-demo__score-sheet {
    display: block;
    width: calc(100% - 2 * var(--space-md));
    min-height: 0;
    margin: var(--space-md) var(--space-md) auto;
    flex: 1 1 auto;
}

.workbench-demo__score-sheet text {
    fill: var(--color-demo-ink);
    font-family: var(--font-body);
}

.workbench-demo__score-sheet .score-selection {
    fill: color-mix(in oklch, var(--color-accent) 8%, var(--color-demo-shell));
}

.workbench-demo__score-sheet .score-small,
.workbench-demo__score-sheet .score-chords {
    font-size: var(--text-sm);
    font-weight: 700;
}

.workbench-demo__score-sheet .score-staff,
.workbench-demo__score-sheet .score-bars {
    fill: none;
    stroke: var(--color-demo-muted);
    stroke-width: 0.85;
}

.workbench-demo__score-sheet .score-bars {
    stroke: var(--color-demo-rule);
}

.workbench-demo__score-sheet .score-clef {
    font-family: var(--font-display);
    font-size: 3.25rem;
}

.workbench-demo__score-sheet .score-meter {
    font-family: var(--font-display);
    font-size: var(--text-md);
    font-weight: 700;
}

.workbench-demo__score-sheet .score-tab-label {
    font-family: var(--font-mono);
    font-size: var(--text-md);
}

.workbench-demo__score-sheet .score-notes use {
    fill: var(--color-demo-ink);
    stroke: var(--color-demo-ink);
    stroke-width: 1.35;
}

.workbench-demo__score-sheet .score-tab-stems use {
    fill: none;
    stroke: var(--color-demo-ink);
    stroke-width: 1.5;
}

.workbench-demo__score-sheet .score-tab-numbers {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 700;
    text-anchor: middle;
}

.workbench-demo__score-sheet .score-tab-pm use {
    fill: none;
    stroke: var(--color-demo-ink);
}

.workbench-demo__score-sheet .score-tab-pm-text use {
    color: var(--color-demo-ink);
    fill: var(--color-demo-ink);
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 400;
    letter-spacing: -0.02em;
}

.workbench-demo__timeline {
    display: grid;
    grid-template-columns: 2.25rem minmax(0, 1fr);
    border: 0;
    border-radius: var(--radius-surface);
    box-shadow: var(--shadow-demo-panel);
}

.workbench-demo__timeline-controls {
    display: grid;
    min-width: 0;
    min-height: 0;
    grid-template-rows: 1.75rem repeat(3, minmax(0, 1fr));
    place-items: center;
    border-right: 0;
    background: var(--color-demo-shell);
    color: var(--color-demo-muted);
    font-family: var(--font-mono);
}

.workbench-demo__timeline-chevron {
    display: grid;
    width: 100%;
    height: 1.75rem;
    place-items: center;
    border-bottom: 0;
    font-size: 1.1rem;
    line-height: 1;
}

.workbench-demo__timeline-speaker {
    display: block;
    width: 1.05rem;
    height: 1.05rem;
    object-fit: contain;
    opacity: 0.78;
}

/* One speaker button per lane: switches that lane in or out of the demo mix. */
.workbench-demo__timeline-mute {
    display: grid;
    width: 100%;
    height: 100%;
    min-height: 1.75rem;
    place-items: center;
    padding: 0;
    border: 0;
    border-radius: var(--radius-control);
    background: transparent;
    cursor: pointer;
}

.workbench-demo__timeline-mute:hover:not(:disabled) {
    background: color-mix(in oklch, var(--color-demo-rule) 58%, var(--color-demo-shell));
}

.workbench-demo__timeline-mute:hover:not(:disabled) .workbench-demo__timeline-speaker {
    opacity: 1;
}

.workbench-demo__timeline-mute:focus-visible {
    outline: var(--rule-strong) solid var(--color-focus);
    outline-offset: calc(-1 * var(--rule-strong));
}

.workbench-demo__timeline-mute.is-muted .workbench-demo__timeline-speaker {
    opacity: 0.38;
}

.workbench-demo__timeline-mute:disabled {
    cursor: not-allowed;
}

.workbench-demo__timeline-mute:disabled .workbench-demo__timeline-speaker {
    opacity: 0.22;
}

.workbench-demo__timeline-track {
    position: relative;
    min-width: 0;
    min-height: 0;
}

.workbench-demo__timeline canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.workbench-demo__score-playhead,
.workbench-demo__waveform-playhead {
    position: absolute;
    z-index: var(--z-raised);
    width: var(--rule-strong);
    pointer-events: none;
    background: var(--color-accent);
    transform: translateX(-50%);
}

.workbench-demo__score-playhead {
    top: 11%;
    bottom: 33%;
    left: 12.8%;
}

.workbench-demo__waveform-playhead {
    inset-block: 0;
    left: 0;
}

.workbench-demo__coach {
    position: absolute;
    z-index: var(--z-dropdown);
    top: clamp(3.75rem, 5.8vw, 4.75rem);
    right: clamp(6rem, 20vw, 19rem);
    max-width: 15rem;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-surface);
    background: var(--color-accent);
    color: var(--color-accent-ink);
    font-size: var(--text-sm);
    font-weight: 700;
    line-height: 1.45;
    opacity: 0;
    pointer-events: none;
    transform: translateY(calc(-1 * var(--space-xs)));
    transition:
        opacity var(--dur-short) var(--ease-out),
        transform var(--dur-short) var(--ease-out);
}

.workbench-demo__coach::before {
    position: absolute;
    top: calc(-1 * var(--space-xs));
    /* Points at the button the hint belongs to; JS keeps this in sync with the toolbar. */
    left: calc(var(--coach-arrow, var(--space-xl)) - var(--space-xs));
    width: var(--space-md);
    height: var(--space-md);
    background: var(--color-accent);
    content: "";
    transform: rotate(45deg);
}

/* Hints are state driven: record first, then replay the finished take. */
.workbench-demo__coach.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.workbench-demo figcaption {
    max-width: 42rem;
    margin: var(--space-md) auto 0;
    color: var(--color-muted);
    font-size: var(--text-sm);
    text-align: center;
}

@media (max-width: 60rem) {
    .workbench-showcase {
        --showcase-pad-top: var(--space-3xl);
        --showcase-pad-bottom: var(--space-3xl);
        --showcase-aspect: 1.55;
        min-height: auto;
        padding-block: var(--space-3xl);
    }

    .workbench-showcase h2,
    .hero.workbench-showcase h2 {
        font-size: clamp(2rem, 8vw, 3.75rem);
    }

    .workbench-demo__surface {
        position: relative;
        grid-template-columns:
            var(--size-demo-activitybar)
            var(--demo-library-track)
            minmax(0, 1fr)
            0
            var(--size-demo-activitybar);
    }

    .workbench-demo__analysis {
        display: none;
    }

    .workbench-demo:not(.is-analysis-collapsed) .workbench-demo__analysis {
        position: absolute;
        z-index: var(--z-dropdown);
        top: var(--size-demo-region-gap);
        right: calc(var(--size-demo-activitybar) + var(--size-demo-region-gap));
        bottom: var(--size-demo-region-gap);
        display: flex;
        width: min(
            var(--size-demo-right-panel),
            calc(100% - var(--size-demo-activitybar) - 2 * var(--size-demo-region-gap))
        );
    }

    .workbench-demo__coach {
        right: var(--space-lg);
    }
}

@media (max-width: 40rem) {
    .workbench-showcase {
        --showcase-pad-top: var(--space-2xl);
        --showcase-pad-bottom: var(--space-2xl);
        --showcase-aspect: 1.18;
        padding: var(--space-2xl) var(--space-md);
    }

    .workbench-showcase h2,
    .hero.workbench-showcase h2 {
        margin-bottom: var(--space-lg);
        font-size: clamp(1.85rem, 10vw, 2.75rem);
    }

    .workbench-demo__toolbar {
        gap: var(--space-xs);
        padding-inline: var(--space-xs);
    }

    .workbench-demo__brand span,
    .workbench-demo__separator,
    .workbench-demo__tool--decorative,
    .workbench-demo__time {
        display: none;
    }

    .workbench-demo__tool {
        width: 1.75rem;
    }

    .workbench-demo__time {
        min-width: 0;
        margin-inline-start: var(--space-2xs);
        font-size: var(--text-2xs);
    }

    .workbench-demo__surface {
        grid-template-columns:
            1.75rem
            minmax(0, 24fr)
            minmax(0, 76fr)
            0
            1.75rem;
    }

    .workbench-demo.is-library-collapsed .workbench-demo__surface {
        grid-template-columns:
            1.75rem
            0
            minmax(0, 1fr)
            0
            1.75rem;
    }

    .workbench-demo__rail {
        padding-block: var(--space-2xs);
    }

    .workbench-demo__rail-tool {
        width: 1.6rem;
    }

    .workbench-demo__library,
    .workbench-demo__document {
        margin: var(--size-demo-region-gap);
    }

    .workbench-demo__statusbar {
        grid-template-columns: auto 1fr auto;
        gap: var(--space-xs);
        padding-inline: var(--space-xs);
    }

    .workbench-demo__device-label,
    .workbench-demo__io-copy,
    .workbench-demo__io-status > span:not(.workbench-demo__meter) {
        display: none;
    }

    .workbench-demo__status-time {
        justify-self: center;
    }

    .workbench-demo__tab {
        min-width: 4.25rem;
        padding-inline: var(--space-xs);
    }

    .workbench-demo__coach {
        top: 3.75rem;
        right: var(--space-sm);
        max-width: 12rem;
        padding: var(--space-xs) var(--space-sm);
        font-size: var(--text-xs);
    }

    .workbench-demo figcaption {
        text-align: left;
    }
}

@media (prefers-reduced-motion: reduce) {
    .workbench-demo__play,
    .workbench-demo__coach {
        transition-duration: 1ms;
    }

    .workbench-demo__play:active {
        transform: none;
    }
}

@media (forced-colors: active) {
    .workbench-demo__frame,
    .workbench-demo__toolbar,
    .workbench-demo__rail,
    .workbench-demo__library,
    .workbench-demo__score-panel,
    .workbench-demo__timeline,
    .workbench-demo__analysis,
    .workbench-demo__statusbar {
        border-color: currentColor;
    }

    .workbench-demo__score-playhead,
    .workbench-demo__waveform-playhead {
        background: currentColor;
    }

    /* The borderless tone chip still needs a non-colour focus cue in forced colours. */
    .workbench-demo__tone-select:focus-visible {
        outline: var(--rule-hair) solid currentColor;
    }

    .workbench-demo__tempo-input:focus-visible {
        outline: var(--rule-hair) solid currentColor;
    }
}