.about-page-header {
    max-width: 820px;
    margin: 3rem auto 2.75rem;
    padding: 0 2rem;
    text-align: center;
}

.about-page-kicker,
.about-panel-kicker,
.about-card-label {
    margin: 0 0 0.75rem;
    color: #9f9f9f;
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.about-page-header h1 {
    margin: 0;
    color: #f5f5f5;
    font-size: clamp(2.4rem, 5vw, 4.5rem);
    font-weight: 750;
    line-height: 0.95;
    letter-spacing: -0.06em;
}

.about-page-header>p:last-child {
    max-width: 640px;
    margin: 1.15rem auto 0;
    color: #b6b6b6;
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    font-weight: 500;
    line-height: 1.65;
}

.about-stack {
    width: 100%;
    margin: 0;
    padding: 0;

    display: flex;
    flex-direction: column;
    gap: 0;
}

.about-panel {
    width: 100%;

    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(100px, 1.05fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 6rem);

    padding-block: clamp(4rem, 7vw, 7rem);
    padding-inline: max(1.25rem, calc((100vw - 1480px) / 2));

    background: #080808;
    border: 0;
    border-radius: 0;
}

.about-panel-flipped {
    grid-template-columns: minmax(360px, 1.05fr) minmax(0, 0.95fr);
}

.about-panel-flipped .about-panel-copy {
    grid-column: 2;
}

.about-panel-flipped .about-panel-card {
    grid-column: 1;
    grid-row: 1;
}

.about-panel-tinted {
    background: #000000;
}

.about-panel-copy,
.about-panel-card {
    border-radius: 0;
}

.about-panel-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;

    padding: 0;
}

.about-panel-copy h2 {
    margin: 0;
    color: #f5f5f5;
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.055em;
}

.about-panel-copy p {
    margin: 1rem 0 0;
    color: #b6b6b6;
    font-size: 1.05rem;
    font-weight: 500;
    line-height: 1.7;
}

.about-panel-card {
    min-height: unset;
    padding: 0;

    background: transparent;
    border: 0;

    display: flex;
    flex-direction: column;
    justify-content: center;
}

.about-panel-card>h3 {
    margin: 0;
    color: #f0f0f0;
    font-size: 1.45rem;
    font-weight: 750;
    line-height: 1.15;
    letter-spacing: -0.035em;
}

.about-panel-card>p {
    margin: 0.85rem 0 0;
    color: #9f9f9f;
    font-size: 1rem;
    line-height: 1.65;
}

.about-identity-card strong {
    color: #f5f5f5;
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 850;
    line-height: 0.9;
    letter-spacing: -0.075em;
}

.about-identity-card p {
    max-width: 420px;
    margin: 1rem 0 0;
    color: #9f9f9f;
    font-size: 1rem;
    line-height: 1.65;
}

.about-note-card ul,
.about-purpose-card ul {
    list-style: none;
    margin: 0;
    padding: 1.25rem;

    display: flex;
    flex-direction: column;
    gap: 0.65rem;

    background: #1a1919;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
}

.about-note-card li,
.about-purpose-card li {
    position: relative;

    color: #bdbdbd;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.45;

    padding-left: 1rem;
}

.about-note-card li::before,
.about-purpose-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.65em;

    width: 5px;
    height: 5px;

    background: #f0f0f0;
    border-radius: 999px;
}

.about-chip-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 0.75rem;
}

.about-chip-group span {
    display: inline-flex;
    align-items: center;

    min-height: 34px;
    padding: 0 0.75rem;

    background: #1a1919;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;

    color: #bdbdbd;
    font-size: 0.95rem;
    font-weight: 650;
    line-height: 1;
}

.about-chip-group span:hover {
    background: #202020;
    border-color: rgba(255, 255, 255, 0.2);
    color: #f0f0f0;
    transform: translateY(-2px);
}

.about-game-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(1.5rem, 3vw, 3rem);
    margin-top: 1rem;
}

.about-game-item {
    position: relative;

    min-height: 150px;
    padding: 0;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;

    color: inherit;
    text-decoration: none;

    background: transparent;
    border: 0;
    border-radius: 0;

    transition:
        opacity 150ms ease,
        transform 150ms ease;
}

.about-game-item:hover {
    opacity: 1;
    transform: translateY(-4px);
}

.about-game-item img {
    width: clamp(72px, 7vw, 128px);
    height: clamp(72px, 7vw, 128px);

    object-fit: contain;
    display: block;
    transition:
        filter 150ms ease,
        transform 150ms ease;
}

.about-game-item::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;

    width: 120px;
    height: 120px;

    background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 68%);
    border-radius: 999px;

    opacity: 0;
    transform: translate(-50%, -58%) scale(0.9);
    pointer-events: none;

    transition:
        opacity 150ms ease,
        transform 150ms ease;
}

.about-game-item:hover::before {
    opacity: 1;
    transform: translate(-50%, -58%) scale(1);
}

.about-game-item:hover::before {
    opacity: 1;
    transform: translate(-50%, -58%) scale(1);
}

.about-game-item:hover img {
    filter: saturate(1.08);
    transform: scale(1.04);
}

.about-game-item span {
    max-width: 180px;

    color: #bdbdbd;
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.25;
    text-align: center;

    transition: color 150ms ease;
}

.about-game-item:hover span {
    color: #f0f0f0;
}

.about-music-card {
    overflow: visible;
}

.music-picker {
    display: grid;
    grid-template-columns: minmax(220px, 320px) minmax(0, 1fr);
    gap: 3rem;
    align-items: center;
    margin-top: 0.75rem;
}

.music-display {
    margin: 0;
    padding: 0;
    background: transparent;
    border: 0;

    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.music-display img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;

    border-radius: 10px;
    background: #101010;
    border: 1px solid rgba(255, 255, 255, 0.08);

    transition:
        opacity 180ms ease,
        transform 180ms ease;
}

.music-display.is-changing img {
    opacity: 0.08;
    transform: scale(0.985);
}

.music-display-copy h3 {
    margin: 0;
    color: #f0f0f0;
    font-size: 1.35rem;
    font-weight: 750;
    line-height: 1.15;
    letter-spacing: -0.035em;
}

.music-display-copy p {
    margin: 0.45rem 0 0;
    color: #9f9f9f;
    font-size: 0.98rem;
    line-height: 1.55;
}

.music-display-copy p:first-of-type {
    color: #bdbdbd;
    font-weight: 650;
}

.music-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.65rem 4rem;
}

.music-item {
    position: relative;

    appearance: none;
    border: 0;
    background: transparent;
    padding: 0;

    display: flex;
    flex-direction: column;
    align-items: flex-start;

    color: inherit;
    font: inherit;
    text-align: left;
    cursor: pointer;

    opacity: 0.68;

    transition:
        opacity 150ms ease,
        transform 150ms ease;
}

.music-item:hover,
.music-item.is-active {
    opacity: 1;
}

.music-item:hover {
    transform: translateX(3px);
}

.music-item.is-active::before {
    content: "";
    position: absolute;
    left: -0.85rem;
    top: 0.15rem;
    bottom: 0.15rem;

    width: 2px;
    border-radius: 999px;
    background: #f0f0f0;
}

.music-item span {
    color: #f0f0f0;
    font-size: clamp(1.15rem, 2vw, 1.45rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.035em;
}

.music-item small {
    margin-top: 0.3rem;
    color: #b6b6b6;
    font-size: 1rem;
    font-weight: 550;
    line-height: 1.25;
}

.music-item.is-active span {
    color: #ffffff;
}

.music-item.is-active small {
    color: #d0d0d0;
}

.music-item:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.35);
    outline-offset: 6px;
    border-radius: 6px;
}

@media (max-width: 900px) {
    .music-picker {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .music-display {
        display: grid;
        grid-template-columns: 150px 1fr;
        align-items: center;
    }

    .music-display img {
        width: 150px;
    }

    .music-list {
        gap: 1.35rem 2rem;
    }
}

@media (max-width: 640px) {
    .music-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .music-display {
        grid-template-columns: 1fr;
    }

    .music-display img {
        width: 100%;
        max-width: 240px;
    }

    .music-item.is-active::before {
        left: -0.65rem;
    }
}

.about-link-card {
    align-items: flex-start;
}

.about-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1.2rem;
}

.about-card-actions a {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 38px;
    padding: 0 0.9rem;

    color: #111;
    background: #f0f0f0;
    border: 1px solid #f0f0f0;
    border-radius: 999px;

    font-size: 0.95rem;
    font-weight: 750;
    line-height: 1;
    text-decoration: none;

    transition:
        background 150ms ease,
        border-color 150ms ease,
        transform 150ms ease;
}

.about-card-actions a:hover {
    color: #111;
    background: #fff;
    border-color: #fff;
}

.about-card-actions a:active {
    transform: scale(0.97);
}

@media (max-width: 980px) {

    .about-panel,
    .about-panel-flipped {
        grid-template-columns: minmax(0, 720px);
        gap: 2rem;
        padding: 4rem 2rem;
    }

    .about-panel-flipped .about-panel-copy,
    .about-panel-flipped .about-panel-card {
        grid-column: auto;
        grid-row: auto;
    }

    .about-panel-copy,
    .about-panel-card {
        max-width: 720px;
    }

    .music-picker {
        grid-template-columns: 1fr;
    }

    .music-display {
        display: grid;
        grid-template-columns: 150px 1fr;
        align-items: center;
    }

    .music-display img {
        width: 150px;
    }
}

@media (max-width: 720px) {
    .about-game-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .music-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {

    .about-panel,
    .about-panel-flipped {
        padding: 3rem 1.25rem;
    }

    .about-panel-copy h2 {
        font-size: clamp(1.9rem, 12vw, 2.65rem);
    }

    .about-panel-copy p {
        font-size: 1rem;
    }

    .about-game-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.5rem 1rem;
    }

    .about-game-item {
        min-height: 130px;
    }

    .about-game-item img {
        width: 78px;
        height: 78px;
        filter: saturate(1.08);
        transform: scale(1.04);
    }

    .about-game-item span {
        font-size: 0.88rem;
    }

    .music-display {
        grid-template-columns: 1fr;
    }

    .music-display img {
        width: 100%;
        max-width: 240px;
    }
}

/* About page: field-notes layout */
.about-stack {
    counter-reset: about-panel;
    border-top: 1px solid var(--line)
}

.about-panel,
.about-panel-flipped {
    counter-increment: about-panel;
    width: min(var(--page), 100%);
    margin: 0 auto;
    padding: clamp(4rem, 8vw, 7.5rem) var(--gutter);
    display: grid;
    grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr);
    align-items: start;
    gap: clamp(3rem, 9vw, 9rem);
    background: transparent !important;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-left: 1px solid var(--line)
}

.about-panel::before {
    content: "0" counter(about-panel);
    position: absolute;
    color: var(--quiet);
    font: 400 .67rem "IBM Plex Mono", monospace;
    letter-spacing: .1em
}

.about-panel-flipped .about-panel-copy,
.about-panel-flipped .about-panel-card {
    grid-column: auto;
    grid-row: auto
}

.about-panel-flipped .about-panel-copy {
    grid-column: 1
}

.about-panel-flipped .about-panel-card {
    grid-column: 2
}

.about-panel-copy {
    padding-top: 2.5rem
}

.about-panel-copy h2 {
    max-width: 10ch;
    color: var(--ink);
    font-size: clamp(2.4rem, 5vw, 5rem);
    font-weight: 520;
    letter-spacing: -.065em;
    line-height: .9
}

.about-panel-copy p {
    max-width: 540px;
    color: var(--muted);
    font-weight: 420;
    line-height: 1.65
}

.about-panel-card {
    min-height: 0;
    padding: 2.5rem 0 0;
    background: none;
    border: 0
}

.about-card-label {
    color: var(--quiet);
    font: 400 .66rem "IBM Plex Mono", monospace;
    letter-spacing: .1em
}

.about-identity-card strong {
    color: var(--ink);
    font-size: clamp(3.8rem, 9vw, 8.5rem);
    font-weight: 520;
    letter-spacing: -.09em;
    line-height: .78
}

.about-identity-card p {
    max-width: 460px;
    color: var(--muted)
}

.about-chip-group {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    margin: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line)
}

.about-chip-group span {
    min-height: 58px;
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: none;
    border: 0;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    color: var(--muted);
    font: 400 .7rem "IBM Plex Mono", monospace;
    letter-spacing: .045em;
    text-transform: uppercase;
    transition: background .2s, color .2s
}

.about-chip-group span::before {
    content: "+";
    margin-right: .8rem;
    color: var(--quiet)
}

.about-chip-group span:hover {
    background: var(--ink);
    border-color: var(--line);
    color: var(--paper);
    transform: none
}

.about-game-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    margin: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line)
}

.about-game-item {
    min-height: 180px;
    padding: 1rem;
    gap: 1rem;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    transition: background .25s
}

.about-game-item::before {
    display: none
}

.about-game-item:hover {
    background: var(--ink);
    opacity: 1;
    transform: none
}

.about-game-item img {
    width: clamp(64px, 6vw, 96px);
    height: clamp(64px, 6vw, 96px);
    filter: none;
    opacity: 1;
    transition: filter .35s, opacity .35s, transform .35s var(--ease)
}

.about-game-item:hover img {
    filter: none;
    opacity: 1;
    transform: scale(1.05)
}

.about-game-item span {
    color: var(--muted);
    font: 400 .62rem "IBM Plex Mono", monospace;
    letter-spacing: .04em;
    text-transform: uppercase
}

.about-game-item:hover span {
    color: var(--paper)
}

.music-picker {
    grid-template-columns: minmax(220px, 340px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 5rem);
    margin: 0;
    align-items: start
}

.music-display {
    gap: 1rem
}

.music-display img {
    border: 1px solid var(--line);
    border-radius: 0;
    filter: none;
    transition: filter .35s, opacity .18s, transform .18s
}

.music-display:hover img {
    filter: none
}

.music-display-copy h3 {
    color: var(--ink);
    font-size: clamp(1.5rem, 2.4vw, 2.2rem);
    font-weight: 550;
    letter-spacing: -.05em
}

.music-display-copy p {
    font-family: "IBM Plex Mono", monospace;
    font-size: .7rem;
    letter-spacing: .04em;
    text-transform: uppercase
}

.music-list {
    grid-template-columns: 1fr;
    gap: 0;
    border-top: 1px solid var(--line)
}

.music-item {
    min-height: 62px;
    padding: .75rem 2.5rem .75rem 0;
    border-bottom: 1px solid var(--line);
    opacity: 1;
    transition: padding .3s var(--ease)
}

.music-item::after {
    content: "SELECT";
    position: absolute;
    right: 0;
    top: 50%;
    color: var(--quiet);
    font: 400 .58rem "IBM Plex Mono", monospace;
    letter-spacing: .08em;
    transform: translateY(-50%)
}

.music-item:hover {
    padding-left: .6rem;
    transform: none
}

.music-item.is-active {
    padding-left: .8rem;
    background: var(--ink)
}

.music-item.is-active::before {
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    border-radius: 0
}

.music-item.is-active::after {
    right: .7rem;
    color: #555;
    content: "SELECTED"
}

.music-item span {
    color: var(--ink);
    font-size: 1rem;
    font-weight: 550;
    letter-spacing: -.02em
}

.music-item small {
    color: var(--quiet);
    font: 400 .62rem "IBM Plex Mono", monospace;
    letter-spacing: .035em
}

.music-item.is-active span {
    color: var(--paper)
}

.music-item.is-active small {
    color: #555
}

@media(max-width:980px) {

    .about-panel,
    .about-panel-flipped {
        grid-template-columns: 1fr;
        gap: 2rem
    }

    .about-panel-flipped .about-panel-copy,
    .about-panel-flipped .about-panel-card {
        grid-column: 1
    }

    .about-panel-card {
        padding-top: 0
    }

    .about-panel-copy {
        padding-top: 2.5rem
    }

    .music-picker {
        grid-template-columns: minmax(180px, 260px) 1fr
    }

    .music-display {
        display: flex
    }

    .music-display img {
        width: 100%
    }
}

@media(max-width:700px) {
    .about-game-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .music-picker {
        grid-template-columns: 1fr
    }

    .music-display img {
        max-width: 260px
    }

    .about-chip-group {
        grid-template-columns: 1fr
    }
}

@media(max-width:500px) {

    .about-panel,
    .about-panel-flipped {
        padding: 3.5rem var(--gutter)
    }

    .about-game-item {
        min-height: 150px
    }

    .about-identity-card strong {
        font-size: clamp(3.6rem, 20vw, 6rem)
    }
}

.about-page-header {
    width: min(var(--page), 100%);
    max-width: none;
    margin: 0 auto;
    padding: clamp(5.5rem, 10vw, 10rem) var(--gutter) clamp(3.25rem, 6vw, 5.5rem);
    text-align: left
}

.about-page-header h1 {
    max-width: 12ch;
    margin: 0;
    color: var(--ink);
    font-size: clamp(3.25rem, 8.6vw, 8.25rem);
    font-weight: 520;
    letter-spacing: -.075em;
    line-height: .84
}

.about-page-header>p:last-child {
    max-width: 620px;
    margin: clamp(1.75rem, 4vw, 3rem) 0 0 auto;
    padding-left: 1rem;
    border-left: 1px solid var(--line-strong);
    color: var(--muted);
    font-size: clamp(1rem, 1.35vw, 1.2rem);
    font-weight: 420;
    line-height: 1.65
}

@media(max-width:620px) {
    .about-page-header {
        padding: 4.5rem var(--gutter) 3.25rem
    }

    .about-page-header h1 {
        font-size: clamp(3rem, 17vw, 5rem)
    }

    .about-page-header>p:last-child {
        margin-left: 0
    }
}
/* One shared player keeps the selected clip and its controls together. */
.music-display,
.music-player {
    min-width: 0;
    width: 100%;
}

.music-player {
    padding-top: 1.15rem;
    border-top: 1px solid var(--line);
}

.music-player audio {
    display: none;
}

.music-player-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

#music-toggle {
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 1px solid var(--line-strong);
    background: var(--ink);
    color: var(--paper);
    cursor: pointer;
    transition: background .2s, color .2s, transform .2s var(--ease);
}

#music-toggle:hover {
    background: transparent;
    color: var(--ink);
}

#music-toggle:active {
    transform: scale(.94);
}

.music-icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.music-icon-pause,
.music-player.is-playing .music-icon-play {
    display: none;
}

.music-player.is-playing .music-icon-pause {
    display: block;
}

.music-timeline {
    min-width: 0;
    flex: 1;
}

#music-progress {
    width: 100%;
    height: 2px;
    display: block;
    overflow: hidden;
    background: var(--line);
}

#music-progress-fill {
    width: 0;
    height: 2px;
    display: block;
    background: var(--ink);
}

.music-time {
    display: flex;
    justify-content: space-between;
    margin-top: .55rem;
    color: var(--quiet);
    font: 400 .58rem "IBM Plex Mono", monospace;
    letter-spacing: .06em;
}

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.music-item {
    padding-right: 4.5rem;
}

.music-item::after,
.music-item.is-active::after {
    content: "PLAY";
}

.music-item.is-playing::after {
    content: "PAUSE";
}