html.music-document {
    height: 100%;
    min-height: 100%;
    overflow: hidden;
    background: #0c0d0d;
    color-scheme: dark;
    overscroll-behavior-y: none;
}

.music-page {
    position: relative;
    isolation: isolate;
    height: 100%;
    min-height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    background: #0c0d0d;
    overscroll-behavior-y: none;
    -webkit-overflow-scrolling: touch;
    color: #f4f1eb;
}

.music-page::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        repeating-linear-gradient(7deg, rgba(255, 255, 255, 0.012) 0 1px, transparent 1px 5px),
        repeating-linear-gradient(97deg, rgba(0, 0, 0, 0.08) 0 1px, transparent 1px 7px),
        radial-gradient(ellipse at 28% -4%, rgba(187, 126, 68, 0.14), transparent 19%),
        radial-gradient(ellipse at 72% -4%, rgba(187, 126, 68, 0.14), transparent 19%),
        linear-gradient(90deg, #090a0a 0%, #111110 22%, #0c0d0d 50%, #111110 78%, #090a0a 100%);
    content: "";
    pointer-events: none;
}

.music-page .sidebar-nav {
    left: calc((100vw - min(1320px, 100vw - 240px)) / 2 - 92px);
    background: rgba(24, 24, 23, 0.82);
    border-color: rgba(255, 255, 255, 0.13);
}

.music-page .sidebar-nav .nav-btn svg {
    width: 20px;
    height: 20px;
}

.music-main {
    position: relative;
    z-index: 1;
    width: min(1320px, calc(100% - 240px));
    min-height: 100vh;
    margin: 0 auto;
    padding: 32px 0 80px;
}

.music-header {
    padding: 0 16px 38px;
    text-align: center;
}

.music-header h1 {
    margin: 0;
    color: #fff;
    font-size: clamp(38px, 3vw, 50px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.025em;
    text-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
}

.music-header p {
    margin: 5px 0 0;
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
}

.music-side-panel {
    position: fixed;
    top: 0;
    bottom: 0;
    z-index: 0;
    width: calc((100vw - min(1320px, 100vw - 240px)) / 2 - 22px);
    overflow: hidden;
    background: linear-gradient(90deg, rgba(5, 6, 6, 0.92), rgba(14, 14, 13, 0.62));
    color: rgba(255, 255, 255, 0.38);
    pointer-events: none;
}

.music-side-panel::before {
    position: absolute;
    top: -25px;
    left: 50%;
    width: 132px;
    height: 320px;
    background: radial-gradient(ellipse at top, rgba(197, 139, 78, 0.24), transparent 68%);
    content: "";
    filter: blur(3px);
    transform: translateX(-50%);
}

.music-side-panel-left {
    left: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.055);
    box-shadow: inset -22px 0 38px rgba(0, 0, 0, 0.23);
}

.music-side-panel-right {
    right: 0;
    border-left: 1px solid rgba(255, 255, 255, 0.055);
    box-shadow: inset 22px 0 38px rgba(0, 0, 0, 0.23);
}

.side-copy {
    position: absolute;
    margin: 0;
    font-size: 10px;
    font-weight: 600;
    line-height: 1.75;
    letter-spacing: 0.34em;
}

.side-copy-top {
    top: 70px;
    left: 44px;
}

.side-copy-bottom {
    bottom: 58px;
    left: 44px;
}

.music-side-panel-right .side-copy-bottom {
    right: 37px;
    left: auto;
}

.side-rule {
    position: absolute;
    top: 136px;
    left: 45px;
    width: 20px;
    height: 1px;
    background: rgba(255, 255, 255, 0.42);
}

.side-script {
    position: absolute;
    top: 48px;
    right: 30px;
    margin: 0;
    color: rgba(255, 255, 255, 0.2);
    font-family: "Playfair Display", Georgia, serif;
    font-size: 22px;
    font-style: italic;
    line-height: 1.05;
    transform: rotate(-9deg);
}

.side-stroke {
    position: absolute;
    top: 150px;
    right: 27px;
    width: 90px;
    height: 1px;
    background: rgba(255, 255, 255, 0.22);
    transform: rotate(-23deg);
}

.music-shelves {
    min-height: 400px;
}

.music-loading,
.music-error,
.music-empty {
    margin: 80px auto;
    color: rgba(255, 255, 255, 0.58);
    text-align: center;
}

.music-shelf-row {
    --slot-count: 4;
    --media-width: 254px;
    --cover-left: 2%;
    --cover-width: 68%;
    position: relative;
    margin-bottom: 28px;
}

.shelf-art-grid,
.shelf-info-grid {
    display: grid;
    grid-template-columns: repeat(var(--slot-count), minmax(0, 1fr));
    column-gap: 12px;
    padding: 0 22px;
}

.slot-artwork {
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 8px 10px 0;
    min-width: 0;
    color: inherit;
    outline: none;
}

.slot-artwork:focus-visible .album-sleeve,
.slot-artwork:focus-visible .vinyl-record,
.slot-info:focus-visible {
    outline: 2px solid rgba(245, 197, 122, 0.9);
    outline-offset: 5px;
}

.slot-media {
    position: relative;
    flex: 0 1 var(--media-width);
    width: 100%;
    aspect-ratio: 100 / 70;
}

.slot-media::before {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 77%;
    height: 9px;
    z-index: 2;
    content: "";
    pointer-events: none;
    background: radial-gradient(ellipse, #000e 15%, #0008 45%, transparent 72%);
}

.vinyl-record {
    position: absolute;
    right: 0;
    bottom: 3px;
    z-index: 1;
    width: 68%;
    aspect-ratio: 1;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    background:
        radial-gradient(circle at 50% 50%, transparent 0 7%, rgba(0, 0, 0, 0.62) 7.5% 8.4%, transparent 8.8%),
        repeating-radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.04) 0 0.6px, rgba(0, 0, 0, 0.16) 0.8px 2px),
        conic-gradient(from -32deg, #090909 0deg, #51514e 37deg, #141413 56deg, #060606 110deg, #272725 174deg, #080808 218deg, #343432 276deg, #070707 330deg, #090909);
    box-shadow: 10px 12px 22px rgba(0, 0, 0, 0.58);
    transition: transform 480ms cubic-bezier(0.2, 0.72, 0.18, 1);
}

.vinyl-record::before,
.vinyl-record::after {
    position: absolute;
    inset: 8%;
    border: 1px solid rgba(255, 255, 255, 0.055);
    border-radius: 50%;
    content: "";
}

.vinyl-record::after {
    inset: 18%;
}

.vinyl-label {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 2;
    width: 31%;
    aspect-ratio: 1;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    background: radial-gradient(circle, #9d6540 0 12%, #c9804c 13% 60%, #71442e 100%);
    box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.32);
    transform: translate(-50%, -50%);
}

.vinyl-label img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.18);
}

.vinyl-label-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 3;
    width: 5px;
    height: 5px;
    border: 1px solid rgba(255, 255, 255, 0.65);
    border-radius: 50%;
    background: #151515;
    transform: translate(-50%, -50%);
}

.sleeve-pack {
    position: absolute;
    bottom: 2px;
    left: var(--cover-left);
    z-index: 3;
    width: var(--cover-width);
    aspect-ratio: 1;
    isolation: isolate;
}

.album-sleeve {
    position: absolute;
    inset: 0;
    overflow: hidden;
    border: 1px solid rgba(210, 196, 167, 0.53);
    border-radius: 1px;
    background: linear-gradient(145deg, #242421, #121312);
    box-shadow: 1px 0 #958a73, 2px 1px #29251f, 3px 2px #090909,
        5px 3px 5px rgba(0, 0, 0, 0.6), 1px 10px 13px rgba(0, 0, 0, 0.45);
    transition: filter 260ms ease, transform 260ms ease;
}

.album-sleeve::after {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.09), transparent 3%, transparent 96%, rgba(32, 21, 9, 0.18));
    box-shadow: inset 1px 1px 1px rgba(255, 248, 220, 0.4),
        inset -2px -1px 2px rgba(40, 30, 16, 0.6), inset 4px 0 2px rgba(219, 202, 168, 0.16);
    content: "";
    pointer-events: none;
}

.album-sleeve::before {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    pointer-events: none;
    background-image: url('../assets/images/record-material.svg');
    background-size: 100% 100%;
    opacity: 0.54;
    mix-blend-mode: soft-light;
    border: 1px solid rgba(241, 224, 184, 0.18);
}

.album-sleeve img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

/* The jacket, paper spine and loose protective film are separate layers. */
.sleeve-spine {
    position: absolute;
    top: 1px;
    right: -3px;
    bottom: -1px;
    width: 4px;
    border-radius: 0 1px 1px 0;
    background:
        repeating-linear-gradient(0deg, transparent 0 4px, #d0c6ac33 4px 5px, transparent 5px 9px),
        linear-gradient(90deg, #a49a81, #c7baa0 15%, #655f51 32%, #34322b 69%, #9d9480 85%, #181916);
    box-shadow: 2px 1px 2px #0009;
    transform: skewY(12deg);
}

.sleeve-film {
    position: absolute;
    inset: -5px -3px -1px -2px;
    z-index: 2;
    mix-blend-mode: screen;
    overflow: hidden;
    border: 1px solid rgba(223, 234, 229, 0.13);
    border-radius: 3px 2px 4px 2px;
    pointer-events: none;
    box-shadow: inset 1px 0 1px #f6f7e919, inset -1px 0 1px #f7ffff19,
        1px 1px 1px #0006;
}

.sleeve-film::before {
    position: absolute;
    inset: 0;
    content: "";
    background-image: url('../assets/images/record-film-atlas.png');
    background-size: var(--film-size, 204%);
    background-position: var(--film-position, 0% 0%);
    transform: var(--film-transform, none);
    opacity: var(--film-opacity, 0.75);
    -webkit-mask-image: radial-gradient(ellipse, #0007 15%, #000b 50%, #000 79%);
    mask-image: radial-gradient(ellipse, #0007 15%, #000b 50%, #000 79%);
}

.sleeve-film::after {
    position: absolute;
    top: 3px;
    left: 1px;
    right: 1px;
    height: 3px;
    content: "";
    border-top: 1px solid #f2f6ea3b;
    border-bottom: 1px solid #00000018;
    background: linear-gradient(90deg, transparent 6%, #e8edee12 23%, transparent 39%, #e8edee1a 72%, transparent);
    transform: rotate(var(--film-seam, 0deg));
}

.sleeve-patina {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    border-radius: 2px;
    background: var(--patina-image) center / 100% 100% no-repeat;
    -webkit-mask-image: radial-gradient(ellipse, #0009 20%, #000 82%);
    mask-image: radial-gradient(ellipse, #0009 20%, #000 82%);
}

.record-label-sticker {
    position: absolute;
    top: var(--sticker-top, 5px);
    right: var(--sticker-right, 5px);
    z-index: 4;
    width: clamp(26px, 19%, 38px);
    aspect-ratio: 1;
    overflow: hidden;
    border: 1px solid #c6aa884f;
    border-radius: 1px 1.5px 1px 0.5px;
    background: #9b3020;
    box-shadow: 0 0.5px 0 #533321, 0.6px 1px 1.4px #0008;
    transform: rotate(var(--sticker-angle, -1deg));
    pointer-events: none;
}

.record-label-sticker img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.82) brightness(0.92) contrast(0.96);
}

.record-label-sticker::before {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    background: url('../assets/images/record-material.svg') center / 100% 100%;
    opacity: 0.28;
    mix-blend-mode: soft-light;
}

.record-label-sticker::after {
    position: absolute;
    inset: 0;
    content: "";
    border-radius: inherit;
    z-index: 2;
    background:
        radial-gradient(ellipse at 6% 98%, #e0c39366, transparent 17%),
        linear-gradient(139deg, #fff2, transparent 36%, #fff1 59%, transparent 65%, #34160722 94%, #dcc29c66 99%);
    box-shadow: inset 0.5px 0.5px 0 #f4dfb64d, inset -0.5px -0.5px 1px #40211666;
}

.cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 9px;
    background:
        radial-gradient(circle at 50% 32%, rgba(201, 150, 91, 0.1), transparent 31%),
        linear-gradient(145deg, #20201d, #111211);
    color: rgba(255, 255, 255, 0.38);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.cover-placeholder svg {
    width: 26px;
    height: 26px;
    opacity: 0.62;
}

.sleeve-stop {
    position: absolute;
    bottom: 0;
    z-index: 5;
    width: 10px;
    height: 14px;
    border: 1px solid rgba(216, 159, 94, 0.34);
    border-radius: 1px 1px 0 0;
    background:
        repeating-linear-gradient(87deg, transparent 0 2px, rgba(35, 18, 6, 0.28) 2px 3px, transparent 3px 5px),
        linear-gradient(100deg, #6b4b2e, #b18b58 25%, #89643d 65%, #49301d);
    box-shadow: inset 0 2px 0 #b99b73, inset -2px 0 0 #4d3524, 2px 1px 2px #060605;
}

.sleeve-stop-left {
    left: 0;
}

.sleeve-stop-right {
    left: calc(70% - 5px);
}

.slot-play {
    position: absolute;
    top: 50%;
    left: 36%;
    z-index: 5;
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.46);
    border-radius: 50%;
    background: rgba(7, 7, 7, 0.65);
    color: #fff;
    opacity: 0;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    transform: translate(-50%, -42%) scale(0.82);
    transition: opacity 220ms ease, transform 220ms ease;
}

.slot-play svg {
    width: 19px;
    height: 19px;
    margin-left: 2px;
    fill: currentColor;
}

.slot-artwork:hover .vinyl-record {
    transform: translateX(3%) rotate(8deg);
}

.slot-artwork:hover .album-sleeve {
    filter: brightness(1.08);
}

.slot-artwork:hover .slot-play {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.shelf-board {
    position: relative;
    z-index: 4;
    height: 19px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(0, 0, 0, 0.88);
    background:
        url('../assets/images/shelf-wood-grain.svg') center / 540px 24px,
        repeating-linear-gradient(0.4deg, rgba(213, 195, 158, 0.045) 0 1px, transparent 1px 3px, rgba(0, 0, 0, 0.2) 4px 5px, transparent 5px 8px),
        linear-gradient(180deg, #494033 0%, #30291f 18%, #211e19 42%, #151513 80%, #2e2920 100%);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.shelf-board::before {
    position: absolute;
    top: -2px;
    right: 0;
    left: 0;
    height: 2px;
    background: linear-gradient(180deg, rgba(91, 89, 83, 0.7), rgba(20, 20, 19, 0.88));
    content: "";
}

.shelf-lights {
    position: absolute;
    inset: auto 0 -78px;
    height: 78px;
    pointer-events: none;
}

.shelf-light {
    position: absolute;
    top: 0;
    left: 0;
    width: 104px;
    height: 78px;
    background: radial-gradient(ellipse at 50% 0%, rgba(222, 166, 98, 0.25), transparent 70%);
}

.shelf-light:last-child {
    right: 0;
    left: auto;
}

.shelf-light::before {
    position: absolute;
    top: -1px;
    left: 50%;
    width: 34px;
    height: 3px;
    border-radius: 0 0 50% 50%;
    background: linear-gradient(90deg, transparent, #f1c084 46% 54%, transparent);
    box-shadow: 0 2px 8px rgba(239, 175, 102, 0.7);
    content: "";
    transform: translateX(-50%);
}

.shelf-info-grid {
    min-height: 45px;
}

.slot-info {
    min-width: 0;
    padding: 11px 10px 8px;
    color: inherit;
    text-align: center;
}

.slot-caption {
    width: min(100%, var(--media-width));
    margin: 0 auto;
}

.slot-title {
    width: var(--cover-width);
    margin: 0 0 0 var(--cover-left);
    color: #f6f4f0;
    font-size: clamp(13px, 1.05vw, 16px);
    font-weight: 700;
    line-height: 1.25;
    text-shadow: 0 2px 7px rgba(0, 0, 0, 0.85);
    overflow-wrap: anywhere;
    text-wrap: balance;
}

.slot-info:hover .slot-title {
    color: #f0c48c;
}

@media (max-width: 1279px) {
    .music-side-panel {
        display: none;
    }

    .music-main {
        width: calc(100% - 200px);
        margin: 0 auto;
    }

    .music-page .sidebar-nav { left: 20px; }
}

@media (max-width: 819px) {
    .music-main {
        width: calc(100% - 160px);
        margin-left: 110px;
    }

    .music-header {
        padding-bottom: 32px;
    }
}

@media (max-width: 719px) {
    .music-page {
        padding-bottom: 78px;
    }

    .music-page .sidebar-nav {
        top: auto;
        bottom: 14px;
        left: 50%;
        flex-direction: row;
        gap: 2px;
        padding: 7px;
        transform: translateX(-50%);
    }

    .music-page .sidebar-nav .nav-btn {
        width: 40px;
        height: 40px;
    }

    .music-page .sidebar-nav .nav-btn[data-tooltip]:hover::after {
        display: none;
    }

    .music-main {
        width: 100%;
        margin: 0;
        padding: 20px 14px 32px;
    }

    .music-header h1 {
        font-size: 36px;
    }
}

@media (max-width: 559px) {
    .music-main {
        padding-right: 18px;
        padding-left: 18px;
    }

    .music-shelf-row {
        --media-width: 280px;
        margin-bottom: 16px;
    }

    .slot-title {
        font-size: 16px;
    }

}

@media (prefers-reduced-motion: reduce) {
    .album-sleeve,
    .slot-play,
    .vinyl-record {
        transition: none;
    }

    .sleeve-film::after { transition: none; }
}

/* Lightweight record carousel over a static, flat exhibition wall. */
.music-header { position: relative; }
.exhibition-launch {
    position: absolute;
    right: 16px;
    top: 16px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 11px 16px;
    border: 1px solid #c7a16a66;
    border-radius: 30px;
    background: linear-gradient(130deg, #b7894426, #151512);
    color: #e9cfaa;
    font: inherit;
    font-size: 13px;
    cursor: pointer;
    box-shadow: inset 0 1px #fff1, 0 5px 24px #0004;
}
.exhibition-launch svg { width: 18px; height: 18px; }
.exhibition-launch:hover { border-color: #dfb779; background: #5e452638; }
.exhibition-launch:disabled { opacity: 0.4; cursor: wait; }
.exhibition-launch:focus-visible,
.record-exhibition button:focus-visible { outline: 2px solid #efd0a2; outline-offset: 5px; }
.record-exhibition {
    position: fixed;
    inset: 0;
    width: 100%;
    max-width: none;
    height: 100dvh;
    max-height: none;
    margin: 0;
    padding: 0;
    border: 0;
    overflow: hidden;
    color: #f4e9d8;
    background:
        radial-gradient(ellipse at 18% 0%, #9c632444, transparent 40%),
        radial-gradient(ellipse at 82% 0%, #9c632444, transparent 40%),
        repeating-linear-gradient(90deg, #ffffff02 0 1px, transparent 1px 110px), #100e0c;
}
.record-exhibition::backdrop { background: #090806f5; }
.record-exhibition[open] { animation: exhibition-enter 650ms ease-out both; }
.record-exhibition::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: radial-gradient(ellipse at 50% 44%, transparent 10%, #160c0355 72%, #090604b3),
        linear-gradient(#110b0544, transparent 40%, #110b0580);
    pointer-events: none;
}
.exhibition-room {
    position: absolute;
    inset: -3px;
    background: #211c16 url('../assets/images/record-gallery-curved-wall.png') center / cover no-repeat;
    filter: brightness(0.72) saturate(0.78) blur(0.8px);
}
.exhibition-header {
    position: absolute;
    inset: 0 0 auto;
    z-index: 5;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 40px;
    background: linear-gradient(#100e0cee, transparent);
}
.exhibition-eyebrow { margin: 0 0 9px; color: #bc9764; font-size: 10px; letter-spacing: 0.22em; }
.exhibition-header h2 { margin: 0; font-size: 24px; font-weight: 500; letter-spacing: 0.16em; }
.record-exhibition button {
    min-height: 44px;
    min-width: 44px;
    border: 1px solid #bda07866;
    border-radius: 50%;
    color: #e9d6b9;
    background: #201b15e6;
    font: inherit;
    cursor: pointer;
}
.record-exhibition button:hover { background: #55402c; }
.exhibition-scene {
    position: absolute;
    inset: 110px 0 160px;
    z-index: 2;
    perspective: var(--exhibit-perspective, 1800px);
    perspective-origin: 50% 50%;
}
.exhibition-halo {
    position: absolute;
    top: 75%;
    left: 50%;
    width: min(85vw, 1000px);
    height: 42%;
    transform: translate(-50%, -10%);
    border-radius: 50%;
    background: radial-gradient(ellipse, #100a0488 20%, #140a0266 50%, transparent 72%);
    filter: blur(15px);
}
.exhibition-ring {
    position: absolute;
    top: 49%;
    left: 50%;
    width: 0;
    height: 0;
    transform-style: preserve-3d;
    will-change: transform;
}
.exhibition-card {
    position: absolute;
    width: var(--exhibit-width);
    height: var(--exhibit-width);
    margin: calc(var(--exhibit-width) / -2);
    transform-style: preserve-3d;
    transform: rotateY(var(--card-angle)) translateZ(var(--exhibit-radius));
}
.exhibition-card::before {
    content: none;
    position: absolute;
    inset: auto 25% 12% 0;
    aspect-ratio: 1;
    border: 1px solid #927657;
    background: url('../assets/images/record-material.svg') center / cover, linear-gradient(145deg, #554637, #1f1b16);
    background-blend-mode: multiply;
    transform: rotateY(180deg) translateZ(1px);
    backface-visibility: hidden;
}
.exhibition-card .slot-media {
    --cover-width: 75%;
    --cover-left: 0%;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    transform: translateZ(3px);
}
.exhibition-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    transform: rotateY(180deg) translateZ(3px);
    filter: brightness(0.75);
}
.exhibition-back .vinyl-record { left: 0; right: auto; }
.exhibition-back-jacket {
    position: absolute;
    right: 0;
    bottom: 12%;
    z-index: 3;
    width: 75%;
    aspect-ratio: 1;
    overflow: hidden;
    border: 1px solid #9c8665;
    background: #30271e;
    box-shadow: inset 0 0 12px #0006;
}
.exhibition-back-jacket::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: url('../assets/images/record-material.svg') center / cover;
    opacity: 0.22;
    mix-blend-mode: soft-light;
    box-shadow: inset 1px 1px 0 #decaa06b, inset -1px -1px 2px #0008;
}
.exhibition-back-art { position: absolute; inset: 0; }
.exhibition-back-art img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.55) brightness(0.48); }
.exhibition-back-copy {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    gap: 10px;
    padding: 12%;
    color: #f0dec0;
    background: linear-gradient(transparent, #18110bd9);
}
.exhibition-back-copy small { font-size: 6px; letter-spacing: 0.12em; }
.exhibition-back-copy strong { font-size: clamp(10px, 1.4vw, 18px); font-weight: 500; }
.exhibition-back-copy span { font-size: 7px; letter-spacing: 0.15em; border-top: 1px solid #ccb68c66; padding-top: 8px; width: 100%; }
.exhibition-edge {
    position: absolute;
    background: repeating-linear-gradient(90deg, #baaa8c 0 1px, #726048 1px 2px, #cbbb9a 2px 3px);
    backface-visibility: visible;
}
.exhibition-edge-left, .exhibition-edge-right {
    bottom: 12%;
    width: 6px;
    height: 75%;
    transform-origin: left center;
    transform: translateZ(3px) rotateY(90deg);
}
.exhibition-edge-left { left: 0; }
.exhibition-edge-right { left: 75%; }
.exhibition-edge-top, .exhibition-edge-bottom {
    left: 0;
    width: 75%;
    height: 6px;
    transform-origin: center top;
    transform: translateZ(-3px) rotateX(90deg);
}
.exhibition-edge-top { top: 13%; }
.exhibition-edge-bottom { top: 88%; }
.exhibition-card .sleeve-pack { bottom: 12%; }
.exhibition-card .vinyl-record { bottom: 12%; }
.exhibition-footer {
    position: absolute;
    z-index: 5;
    inset: auto 0 0;
    padding: 28px 20px 25px;
    text-align: center;
    background: linear-gradient(transparent, #100d0a66 45%, #100d0ac9);
}
.exhibition-counter { margin: 0 0 9px; font-size: 10px; color: #bc9764; letter-spacing: 0.2em; }
.exhibition-song { margin: 0 0 17px; font-size: clamp(19px, 2vw, 28px); letter-spacing: 0.06em; }
.exhibition-credit { margin: 8px auto 0; max-width: 600px; font-size: 9px; color: #ac9d8a; line-height: 1.6; }
.exhibition-credit a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.exhibition-hint { margin: 14px 0 0; font-size: 11px; color: #a29686; }
@keyframes exhibition-enter { from { opacity: 0; transform: scale(0.96); } to { opacity: 1; transform: scale(1); } }
@media (max-width: 1050px) {
    .exhibition-launch { position: static; margin-top: 18px; }
}
@media (max-width: 600px) {
    .exhibition-header { padding: 24px 20px; }
    .exhibition-header h2 { font-size: 20px; }
    .exhibition-eyebrow { font-size: 8px; letter-spacing: 0.13em; }
    .exhibition-scene { inset: 100px 0 160px; }
}
@media (max-height: 550px) {
    .exhibition-header { padding: 12px 20px; }
    .exhibition-scene { inset: 60px 0 120px; }
    .exhibition-footer { padding: 12px; }
    .exhibition-song { margin-bottom: 7px; font-size: 18px; }
    .exhibition-hint { margin-top: 5px; }
}
@media (prefers-reduced-motion: reduce) {
    .record-exhibition[open] { animation: none; }
}

/* V15: a photographed vitrine, live records and a rotating horizontal platter.
   Keep every layer in the same image coordinate system; the case never rotates. */
.record-exhibition { background: #100c08; }
.record-exhibition::before { display: none; }
.exhibition-cabinet-stage {
    position: absolute;
    top: 50%;
    left: 50%;
    /* Cover the viewport with the entire aligned scene, without stretching it. */
    width: max(100vw, calc(100dvh * 1.89));
    aspect-ratio: 1.89;
    transform: translate(-50%, -50%);
    container-type: inline-size;
}
.exhibition-cabinet-stage .exhibition-room {
    inset: 0;
    background: url('../assets/images/record-gallery-vitrine.png') center / 100% 100% no-repeat;
    filter: none;
}
.exhibition-cabinet-stage .exhibition-scene {
    inset: 0;
    perspective-origin: 50% 37%;
    pointer-events: none;
}
.exhibition-cabinet-stage .exhibition-ring { top: 56%; }
.exhibition-cabinet-stage .exhibition-card {
    margin: 0;
    top: calc(-1 * var(--exhibit-width));
    left: calc(var(--exhibit-width) / -2);
}
.exhibition-cabinet-stage .sleeve-pack,
.exhibition-cabinet-stage .vinyl-record,
.exhibition-cabinet-stage .exhibition-back-jacket { bottom: 3px; }
.exhibition-cabinet-stage .exhibition-edge-left,
.exhibition-cabinet-stage .exhibition-edge-right { bottom: 3px; }
.exhibition-cabinet-stage .exhibition-edge-top { top: calc(25% - 3px); }
.exhibition-cabinet-stage .exhibition-edge-bottom { top: calc(100% - 3px); }
.exhibition-cabinet-stage .sleeve-stop {
    bottom: 0;
    height: 16%;
    width: max(4px, 0.32cqw);
    border: 1px solid #e5c08d9c;
    border-radius: 2px;
    background: linear-gradient(90deg, #65431f, #eed4a0 40%, #9e7139 70%, #422b15);
    box-shadow: 1px 1px 2px #0009;
}
.exhibition-cabinet-stage .sleeve-stop-right { left: calc(75% - max(4px, 0.32cqw)); }
.exhibition-cabinet-stage .sleeve-stop::before {
    position: absolute;
    content: "";
    left: -60%;
    right: -60%;
    bottom: -2px;
    height: 5px;
    border-radius: 50%;
    border: 1px solid #a77f47;
    background: linear-gradient(#f4d393, #6b4823);
}
.exhibition-cabinet-stage .slot-media::after {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 75%;
    height: 4px;
    content: "";
    background: linear-gradient(#eed2a0, #aa7a3b 40%, #392916);
    box-shadow: 0 2px 3px #0009;
}
.exhibition-platter {
    position: absolute;
    width: calc(var(--platter-radius) * 2);
    height: calc(var(--platter-radius) * 2);
    left: calc(var(--platter-radius) * -1);
    top: calc(var(--platter-radius) * -1);
    transform: rotateX(90deg);
    border-radius: 50%;
    border: 1px solid #d3ad7673;
    background: conic-gradient(#6a47150a, #f6d69b2b 18%, #5c3f1b22 32%, #f4cf8c14 56%, #76562711 81%, #6a47150a);
    backface-visibility: hidden;
}
.exhibition-platter::after {
    position: absolute;
    inset: 5%;
    content: "";
    border: 1px dashed #ffda974a;
    border-radius: 50%;
}
.exhibition-bearing { position: absolute; top: var(--bearing-drop); left: 0; transform-style: preserve-3d; }
.exhibition-bearing-face {
    position: absolute;
    top: 0;
    left: calc(var(--bearing-face-width) / -2);
    width: var(--bearing-face-width);
    height: var(--bearing-height);
    transform: rotateY(var(--segment-angle)) translateZ(var(--bearing-radius));
    backface-visibility: hidden;
    background: linear-gradient(#f2d49a 0%, #b68a49 8%, #47321b 24%, #8d682e 65%, #eac48c 90%, #4a3015 100%);
    border-right: 1px solid #271a0d20;
    box-shadow: inset 0 1px #ffe6b67a, inset 0 -1px #26190b;
}
.bearing-shine { position: absolute; inset: 0; background: linear-gradient(90deg, transparent, #fff2c993 45%, transparent); }
.bearing-lamp {
    position: absolute;
    left: 50%;
    top: 42%;
    width: max(3px, 0.22cqw);
    height: max(2px, 0.12cqw);
    border-radius: 50%;
    background: #ffedc2;
    box-shadow: 0 0 5px #ffc678, 0 0 12px #e9ae6970;
}
.exhibition-specular { position: absolute; inset: 0; z-index: 6; overflow: hidden; pointer-events: none; }
.exhibition-specular > span {
    position: absolute;
    inset: 0 -15%;
    background: linear-gradient(108deg, transparent 15%, #ffefcd18 35%, #fff9e6b3 49%, #fff0cb21 61%, transparent 82%);
    will-change: transform, opacity;
}
.exhibition-glass {
    position: absolute;
    z-index: 3;
    inset: 24% 8.6% 27.4%;
    pointer-events: none;
    border: 1px solid #c9ebe523;
    background:
        linear-gradient(104deg, transparent 2%, #effffb0b 8%, transparent 10% 72%, #eff7ec08 85%, transparent 90%),
        linear-gradient(90deg, #cbe6df0c, transparent 4% 96%, #d3ede419);
    box-shadow: inset 1px 0 #a8dfd624, inset -1px 0 #f5dfaf26;
}
.exhibition-plaque {
    position: absolute;
    left: 38.5%;
    top: 77%;
    width: 24%;
    height: 12.3%;
    z-index: 4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0.5% 1%;
    color: #f1d4a1;
    text-shadow: 0 1px 1px #39220eb3;
}
.exhibition-plaque .exhibition-counter { font-size: 0.65cqw; margin: 0 0 0.55cqw; letter-spacing: 0.12em; color: #dac59f; }
.exhibition-plaque .exhibition-song { font-size: 1.6cqw; line-height: 1.25; margin: 0; overflow-wrap: anywhere; }
.exhibition-plaque-note { font-size: 0.6cqw; margin: 0.5cqw 0 0; letter-spacing: 0.16em; }
.exhibition-footer { padding: 12px 20px 10px; background: linear-gradient(transparent, #100b07b8); }
.exhibition-header { padding: 20px 28px; background: linear-gradient(#100b078a, transparent); }
.exhibition-header h2 { font-size: 18px; }
.exhibition-eyebrow { font-size: 8px; }
@media (max-width: 600px) {
    .exhibition-header { padding: 20px; }
    .exhibition-plaque .exhibition-song { font-size: 2cqw; }
}