* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    color-scheme: dark;
    --tail-progress: 0;
}

body {
    background: #000;
    color: #0a0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    overflow: hidden;
    cursor: pointer;
    height: 100vh;
}

#background {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #235, #453);
    opacity: 0.3;
    z-index: -2;
    transition: background 1s ease-in-out;
}

#scene {
    position: fixed;
    inset: 0;
    z-index: -1;
}

#clickCatcher {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    backdrop-filter: blur(2px);
    transition: opacity 0.8s ease-out;
}

#clickCatcher.fadeOut {
    opacity: 0;
    pointer-events: none;
}

#volumeControl {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 32px;
    height: 140px;
    background: rgba(17, 17, 17, 0.9);
    border: 1px solid #0a0;
    cursor: grab;
    display: none;
    z-index: 2000;
    backdrop-filter: blur(4px);
    overflow: hidden;
    flex-direction: column-reverse;
}

#volumeBar {
    width: 100%;
    background: #0a0;
    height: 100%;
    transition: height 0.1s;
}

.diagnostic-bar {
    position: fixed;
    bottom: 15px;
    right: 50px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0px 10px;
    z-index: 2000;
}

#radiusControls {
    display: flex;
    gap: 6px;
}

.playback-clock {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    color: #9f9;
    letter-spacing: 0.05em;
    min-width: 52px;
    text-align: right;
    padding-right: 1em;
    margin-top: 5px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

/* Show clock when hovering volume control or the clock itself */
#volumeControl:hover + .diagnostic-bar .playback-clock,
.diagnostic-bar:hover .playback-clock {
    opacity: 1;
}

.playback-clock.is-hidden {
    visibility: hidden;
}

/* Direction stack cards — siblings of dimension cards in #dimensionCards */
.direction-stack {
    position: absolute;
    width: 200px;
    aspect-ratio: 3/5;
    border-radius: 1.8rem;
    overflow: hidden;
    background: var(--card-background-color, rgba(20, 20, 20, 0.65));
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    pointer-events: auto;
    cursor: pointer;
}

.direction-stack img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 1.6rem;
}


.track-beets {
    position: absolute;
    top: 20px;
    left: -123%;
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
    pointer-events: none;
    min-width: 140px;
    max-width: 220px;
    opacity: 1;
    transition: opacity 1666ms ease;
    transform: translateY(-10%);
}

.track-beets.hidden {
    opacity: 0;
    visibility: hidden;
}

.track-beets .beets-chip {
    font-size: 0.65rem;
    background: rgba(16, 16, 16, 0.78);
    border: 1px solid rgba(255, 255, 255, 0.18);
    pointer-events: none;
    white-space: nowrap;
}

/* Search icon for fzf activation */
#searchIcon {
    position: fixed;
    top: 20px;
    left: 20px;
    width: 40px;
    height: 40px;
    background: rgba(17, 17, 17, 0.9);
    border: 1px solid #0a0;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.5;
    transition: all 0.3s ease;
    z-index: 2000;
    user-select: none;
    backdrop-filter: blur(4px);
}

#searchIcon:hover {
    opacity: 0.8;
    background: rgba(17, 17, 17, 1.0);
    border-color: #0f0;
    transform: scale(1.1);
}

#searchIcon:active {
    transform: scale(0.95);
    opacity: 1.0;
}

#searchIconText {
    font-size: 20px;
    font-weight: bold;
    color: #0a0;
    font-family: 'JetBrains Mono', monospace;
    transition: color 0.3s ease;
}

#searchIcon:hover #searchIconText {
    color: #0f0;
}

/* Manual refresh button */
#refreshButton {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(17, 17, 17, 0.9);
    border: 1px solid #0a0;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.4;
    transition: all 0.3s ease;
    z-index: 2000;
    user-select: none;
    backdrop-filter: blur(4px);
}

#refreshButton:hover {
    opacity: 0.8;
    background: rgba(17, 17, 17, 1.0);
    border-color: #0f0;
    transform: scale(1.1);
}

#refreshButton:active {
    transform: scale(0.95);
    opacity: 1.0;
}

#refreshButton.refreshing {
    opacity: 1.0;
    background: rgba(0, 170, 0, 0.2);
    border-color: #0f0;
}

#refreshButton.refreshing .refresh-icon {
    animation: spin 1s linear infinite;
}

.refresh-icon {
    font-size: 20px;
    font-weight: bold;
    color: #0a0;
    transition: color 0.3s ease;
}

#refreshButton:hover .refresh-icon {
    color: #0f0;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Fuzzy search interface */
#fzfSearch {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity 0.2s ease-in-out;
}

#fzfSearch.hidden {
    opacity: 0;
    pointer-events: none;
}

.fzf-container {
    width: min(90vw, 800px);
    max-height: 70vh;
    background: rgba(17, 17, 17, 0.95);
    border: 1px solid #0a0;
    border-radius: 8px;
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#fzfInput {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    padding: 16px 20px;
    font-size: 40px;
    color: #0f0;
    font-family: 'JetBrains Mono', monospace;
    border-bottom: 1px solid rgba(0, 170, 0, 0.3);
}

#fzfInput::placeholder {
    color: rgba(0, 170, 0, 0.6);
}

.fzf-results {
    flex: 1;
    overflow-y: auto;
    max-height: 400px;
    padding: 0;
}

.fzf-result-item {
    padding: 12px 20px;
    border-bottom: 1px solid rgba(0, 170, 0, 0.1);
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.fzf-result-item:hover,
.fzf-result-item.selected {
    background: rgba(0, 170, 0, 0.15);
    border-color: rgba(0, 170, 0, 0.3);
}

.fzf-result-item.selected {
    border-left: 3px solid #0a0;
}

.fzf-result-primary {
    color: #0f0;
    font-weight: 500;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fzf-result-secondary {
    color: rgba(0, 170, 0, 0.7);
    font-size: 12px;
    font-family: 'JetBrains Mono', monospace;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fzf-result-meta {
    color: rgba(0, 170, 0, 0.5);
    font-size: 11px;
    font-family: 'JetBrains Mono', monospace;
}

.fzf-hint {
    padding: 10px 20px;
    background: rgba(0, 170, 0, 0.05);
    border-top: 1px solid rgba(0, 170, 0, 0.2);
    font-size: 12px;
    color: rgba(0, 170, 0, 0.6);
    font-family: 'JetBrains Mono', monospace;
    text-align: center;
}

.fzf-no-results {
    padding: 40px 20px;
    text-align: center;
    color: rgba(0, 170, 0, 0.5);
    font-style: italic;
}

.fzf-loading {
    padding: 40px 20px;
    text-align: center;
    color: rgba(0, 170, 0, 0.7);
    font-family: 'JetBrains Mono', monospace;
}

/* Custom scrollbar for fzf results */
.fzf-results::-webkit-scrollbar {
    width: 6px;
}

.fzf-results::-webkit-scrollbar-track {
    background: rgba(0, 170, 0, 0.1);
}

.fzf-results::-webkit-scrollbar-thumb {
    background: rgba(0, 170, 0, 0.3);
    border-radius: 3px;
}

.fzf-results::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 170, 0, 0.5);
}

/* Fullscreen progress bar with gradient wipe */
#fullscreenProgress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10; /* Beneath deck so cards sit on top */
    opacity: 0;
    transition: opacity 0.5s ease;
}

#fullscreenProgress.active {
    opacity: 1;
}

#progressWipe {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    /* Gradient set dynamically by progress-ui.js — soft edge faces the exposed side */
    mix-blend-mode: screen;
    transition: none; /* Animation will be handled by JavaScript */
}

audio {
    display: none;
}

.hint {
    font-size: 1.5em;
    opacity: 0.7;
    text-align: center;
    text-shadow: 0 0 10px #0a0;
}

/* Playlist name label — above the now-playing card */
.playlist-name-label {
    position: absolute;
    bottom: 100%;
    left: 0;
    margin-bottom: 8px;
    font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
    font-size: 2rem;
    font-weight: 600;
    text-transform: uppercase;
    color: #0a0;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    text-align: center;
    width: 100%;
}
.playlist-name-label.visible {
    opacity: 1;
}

/* Now Playing Card - positioned left side in 3D space */
#nowPlayingCard {
    position: fixed;
    left: 2rem;
    top: 50%;
    transform: translateY(-50%) translateX(-2000px) translateZ(-3000px) perspective(1000px) rotateY(15deg) rotateX(-5deg) scale(0.1);
    z-index: 100;
    transition: all 1.2s cubic-bezier(0.16, 1, 0.3, 1); /* Hyperbolic easing */
    opacity: 0;
}

#nowPlayingCard.visible {
    transform: translateY(-50%) perspective(1000px) rotateY(15deg) rotateX(-5deg) scale(1);
    opacity: 1;
}

/* On-deck card — incoming track peeking behind now-playing during crossfade */

/* Love/Hate buttons — hover above card shoulders */
.love-btn, .hate-btn {
    position: absolute;
    top: 16px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s, transform 0.15s;
    z-index: 10;
    padding: 0;
}

#nowPlayingCard:hover .love-btn,
#nowPlayingCard:hover .hate-btn {
    opacity: 0.75;
}

.love-btn:hover, .hate-btn:hover {
    opacity: 1 !important;
    transform: scale(1.15);
}

.love-btn {
    left: 16px;
}

.hate-btn {
    right: 16px;
}

/* Love button states */
.love-btn svg {
    fill: #555;
    stroke: none;
    transition: fill 0.2s;
}

.love-btn.active,
.hate-btn.active {
    opacity: 1 !important;
}

.love-btn.active svg {
    fill: #e33;
}

.love-btn:not(.active):hover svg {
    fill: #888;
}

/* Hate button states */
.hate-btn svg {
    fill: #555;
    stroke: none;
    transition: fill 0.2s;
}

.hate-btn.active svg {
    fill: #e33;
}

.hate-btn:not(.active):hover svg {
    fill: #888;
}

/* Heart on track cards (loved indicator) */
.next-track-heart {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 5;
    pointer-events: none;
}

.next-track-heart svg {
    width: 16px;
    height: 16px;
    fill: #e33;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.5));
}

#nowPlayingCard.flip {
    transform: translateY(-50%) perspective(1000px) rotateY(195deg) rotateX(-5deg) scale(1);
}

/* Card Frame */
.card {
    width: 300px;
    aspect-ratio: 3/5;
    background: #fff;
    border-radius: 1.8rem;
    padding: 16px;
    box-sizing: border-box;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

#nowPlayingCard .card {
    background: var(--card-background, #fff);
}

/* Inner panel with color variations */
.panel {
    position: relative;
    width: 100%;
    height: 100%;
    background: #3a39ff;
    border-radius: 1.6rem;
    overflow: hidden;
}

.panel.red-variant {
    background: linear-gradient(135deg, #422, #310);
}

.panel.green-variant {
    background: linear-gradient(135deg, #242, #031);
}

.panel.yellow-variant {
    background: linear-gradient(135deg, #442, #321);
}

.panel.blue-variant {
    background: linear-gradient(135deg, #224, #013);
}


/* Image div with mask */
.photo {
    position: absolute;
    /* maybe not background-size: cover !important; */
    inset: 0;
    background: linear-gradient(135deg, #1a0, #051); /* Fallback gradient */
    z-index: 1;
    /* Ellipse mask */
    -webkit-mask: radial-gradient(140% 130% at 39% -9%, #000 60%, transparent 61%);
            mask: radial-gradient(140% 130% at 39% -9%, #000 60%, transparent 61%);
}

/* Negative direction general photo mask - horizontally flipped */
.negative-direction .photo {
    -webkit-mask: radial-gradient(140% 130% at 61% -9%, #000 60%, transparent 61%);
            mask: radial-gradient(140% 130% at 61% -9%, #000 60%, transparent 61%);
}

/* White rim (thin elliptical ring) - default positive direction */
.rim {
    position: absolute;
    inset: -3px; /* Extended for 3D rotation coverage */
    z-index: 2;
    background: #fff;
    border-radius: 2.1rem; /* Larger radius to match extended coverage */
    -webkit-mask: radial-gradient(140% 130% at 39% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
            mask: radial-gradient(140% 130% at 39% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
}

/* Negative direction rim - curves opposite direction (horizontally flipped) */
.dimension-card.negative-direction .rim {
    -webkit-mask: radial-gradient(140% 130% at 61% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
            mask: radial-gradient(140% 130% at 61% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
}

#nowPlayingCard.negative-direction .rim,
#nowPlayingCard .panel.negative-direction .rim {
    -webkit-mask: radial-gradient(140% 130% at 61% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
            mask: radial-gradient(140% 130% at 61% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
}


/* Text on top */
.label {
    position: absolute;
    left: 16px; right: 16px; bottom: 12px;
    color: #fff;
    z-index: 4;
    line-height: 1.2;
}
.label h2 { margin: 0 0 .2rem 0; font-size: 0.7rem; font-weight: 600; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.05em; font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace; }
.label h3 { margin: 0 0 .3rem 0; font-size: 1rem; font-weight: 700; }
.label h4 { margin: 0 0 .2rem 0; font-size: 0.9rem; font-weight: 500; opacity: 0.9; }
.label h5 { margin: 0 0 .4rem 0; font-size: 0.8rem; font-weight: 400; opacity: 0.8; }
.label p { margin: 0; opacity: .9; font-size: .75rem; }

/* Now-playing card departure: label blurs, photo fades before track change.
   Base transition on the elements so removal also animates (blur-out then sharp-in). */
#nowPlayingCard .label {
    filter: blur(0px);
    transition: filter 0.4s ease-in;
}
#nowPlayingCard .photo {
    transition: opacity 0.4s ease-in;
}

/* Dimension Cards Container */
#dimensionCards {
    position: fixed;
    right: 4%;
    top: 40%;
    width: 75vw;
    height: 60vw;
    max-width: 900px;
    max-height: 700px;
    transform: translateY(-50%);
    z-index: 50;
    pointer-events: none;
    transition: transform 1s linear, filter 1s linear;
}

:root.tail-active #dimensionCards {
    transform: translateY(-50%) scale(calc(1 - var(--tail-progress) * 0.08)) translateZ(calc(var(--tail-progress) * -200px));
    filter: blur(calc(var(--tail-progress) * 0.6px));
}

/* Individual Dimension Card */
.dimension-card {
    position: absolute;
    width: 200px;
    aspect-ratio: 3/5;
    border: 1px solid var(--card-border-color, rgba(255, 255, 255, 0.35));
    border-radius: 1.8rem;
    padding: 10px;
    box-sizing: border-box;
    background: var(--card-background-color, rgba(20, 20, 20, 0.65));
    /* Clean shadow without glow */
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    transition: box-shadow 0.3s ease;
    transform-style: preserve-3d;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0;
    transform: translateZ(-1500px) scale(0.3);
    cursor: pointer;
    pointer-events: auto;
}

.dimension-card[data-consistency-status="warn"] {
    box-shadow: 0 0 18px rgba(255, 189, 57, 0.45), 0 0 6px rgba(0, 0, 0, 0.35);
}

.dimension-card[data-consistency-status="warn"]::after {
    content: '⚠ consistency';
    position: absolute;
    top: 0.6rem;
    right: 0.8rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #ffd66b;
    text-shadow: 0 0 6px rgba(0, 0, 0, 0.7);
    pointer-events: none;
}


.dimension-card.visible {
    opacity: 1;
}

/* Center card and its stacked previews must be in front of all direction cards */
.dimension-card.next-track {
    z-index: 50 !important;
}

.stacked-preview-layer {
    z-index: 49 !important;
}

.dimension-card.card-exit,
.direction-stack.card-exit {
    transform: translate3d(0, 0, -2200px) scale(0.2) rotateX(20deg);
    opacity: 0;
    transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.45s ease;
    pointer-events: none;
}

/* Inactive state for direction cards after 20s of inactivity */
.dimension-card:not(.track-detail-card).inactive {
    transform: translate(-50%, -50%) translateZ(-1500px) scale(0.5) rotateX(45deg);
    transition: transform 2s ease-out;
}

/* Inactivity tilt state for direction cards after 10s inactivity in first half */
.dimension-card:not(.track-detail-card).inactive-tilt {
    transform: translate(-50%, -50%) translateZ(-1200px) rotateX(45deg);
    transition: transform 3s ease-out, opacity 3s ease-out;
}



/* Playlist controls — load/save buttons left of tray */
.playlist-controls {
    position: fixed;
    bottom: 2em;
    left: calc(15% - 56px);
    z-index: 121;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0.4;
    transition: opacity 0.3s;
}

.playlist-controls:hover {
    opacity: 1;
}

.playlist-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(26, 26, 46, 0.8);
    color: #888;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
    backdrop-filter: blur(4px);
    padding: 0;
}

.playlist-btn:hover {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(26, 26, 46, 0.95);
}

/* Session History Stack — played tracks trailing behind now-playing card */
#sessionHistoryStack {
    position: fixed;
    left: 3rem;
    top: 30%;
    transform: translateY(-50%);
    z-index: 90;
    pointer-events: none;
    opacity: 0.5;
}

#sessionHistoryStack .history-card {
    position: absolute;
    width: 300px;
    aspect-ratio: 3/5;
    border-radius: 1.8rem;
    overflow: hidden;
    background: rgba(15, 15, 25, 0.7);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    pointer-events: none;
}

#sessionHistoryStack .history-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 1.6rem;
}

/* Playlist Tray - Queue with left/right stacks */
#nextTrackTray {
    position: fixed;
    bottom: 2em;
    left: 15%;
    width: 70%;
    height: 120px;
    z-index: 120;
    pointer-events: none;
}

#nextTrackTray.has-items {
    pointer-events: auto;
}

/* Strip container — covers overlap within tray bounds */
.playlist-strip {
    position: relative;
    width: 100%;
    height: 120px;
}

/* Single cover — absolutely positioned, spaced by JS */
.playlist-cover {
    position: absolute;
    top: 0;
    width: 120px;
    height: 120px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, z-index 0s;
    pointer-events: auto;
}

.playlist-cover:hover {
    transform: scale(1.15);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
    z-index: 100 !important;
}

.playlist-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.playlist-cover-label {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: end;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10%;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
    pointer-events: none;
    z-index: 1;
}

/* Track info tooltip — shared across tray, direction cards, stacked cards */
.track-hover-tooltip {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
    background: rgba(0, 0, 0, 0.6);
    border-radius: 4px 4px 0 0;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.15s ease;
    pointer-events: none;
    max-width: 90vw;
    overflow: hidden;
    text-overflow: ellipsis;
    z-index: 200;
    text-align: center;
}

.track-hover-tooltip.visible {
    opacity: 1;
}

/* Shrinkwrap overlay on playlist covers */
.playlist-cover::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/shrinkwrap.png');
    background-size: cover;
    background-position: center;
    pointer-events: none;
    opacity: 0.85;
}

/* Duplicate rejection feedback */
.dimension-card.duplicate-flash {
    animation: duplicate-shake 0.4s ease;
}
@keyframes skip-pulse {
    0% { filter: brightness(1); }
    30% { filter: brightness(1.6); }
    100% { filter: brightness(1); }
}

@keyframes xfade-ready-breathe {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.25); }
}

#nowPlayingCard.skip-pulse .card,
.playlist-cover.skip-pulse {
    animation: skip-pulse 0.6s ease-out !important;
}

/* Slow breathing pulse on tray head when crossfade is NOT ready */
.playlist-cover.xfade-pending {
    animation: xfade-ready-breathe 2s ease-in-out infinite;
}

/* Stop breathing when crossfade IS ready (static bright) */
.playlist-cover.xfade-ready {
    filter: brightness(1.15);
    animation: none;
    transition: filter 0.3s ease;
}

@keyframes duplicate-shake {
    0%, 100% { transform: translate(-50%, -50%) scale(0.85); }
    20% { transform: translate(-50%, -50%) scale(0.85) translateX(-8px); }
    40% { transform: translate(-50%, -50%) scale(0.85) translateX(8px); }
    60% { transform: translate(-50%, -50%) scale(0.85) translateX(-4px); }
    80% { transform: translate(-50%, -50%) scale(0.85) translateX(4px); }
}

/* Album stack in tray */
.playlist-slot {
    position: absolute;
    width: 120px;
    height: 120px;
}

.playlist-slot.album-stack {
    /* Stack peeks above */
}

.album-stack-count {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 1px 5px;
    border-radius: 8px;
    z-index: 100;
    pointer-events: none;
}

.playlist-cover.album-stacked {
    width: 120px;
    height: 120px;
}

/* Animating card clone flying to tray */
.animating-to-tray {
    position: relative;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.animating-to-tray::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/shrinkwrap.png');
    background-size: cover;
    background-position: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.animating-to-tray.shrinkwrap-visible::after {
    opacity: 0.85;
}

.animating-to-tray img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


@keyframes dimensionCardExitCurve {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) translateZ(-800px) scale(0.5);
    }
    45% {
        opacity: 0.65;
        transform: translate(-95%, -20%) translateZ(-600px) scale(0.6);
    }
    100% {
        opacity: 0;
        transform: translate(-180%, -160%) translateZ(-1900px) scale(0.35);
    }
}

.dimension-card.dormant-exit {
    pointer-events: none;
    animation: dimensionCardExitCurve 0.85s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

#dimensionCards.dormant-tray-mode {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.45s ease;
}

#dimensionCards.cards-dormant {
    pointer-events: none;
}

/* Clock Animation - Pack-away and zoom-out */
.clock-zoom-animation-group {
    transform-origin: center center;
    will-change: transform, opacity;
}

.album-cover-slide-clone {
    will-change: transform, width, height;
}

/* Card stack animation during pack-away */
.dimension-card.stacking {
    will-change: transform, opacity;
}

#dimensionCards.cards-dormant .dimension-card {
    opacity: 1;
    filter: none;
    transition: opacity 0.3s ease;
}

#dimensionCards.cards-dormant::after {
    content: '';
    display: none;
    position: absolute;
    top: 12%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 6px 14px;
    font-size: 0.82rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #ffd66b;
    background: rgba(7, 9, 13, 0.75);
    border-radius: 999px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
    pointer-events: none;
}

:root.deck-stale #dimensionCards .dimension-card {
    opacity: 0.55;
    filter: saturate(0.55);
    transition: opacity 0.3s ease;
}

:root.deck-stale #dimensionCards .dimension-card .label {
    opacity: 0.85;
}

.stacked-preview-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    left:6%;
}

.stacked-preview-layer-card {
    position: absolute;
    width: 220px;
    height: 340px;
    border-radius: 1.8rem;
    overflow: hidden;
    background: rgb(20, 20, 20);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.45);
    pointer-events: auto;
}

.stacked-preview-layer-card .preview-panel {
    position: absolute;
    inset: 0;
    padding: 10px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.stacked-preview-layer-card .preview-photo {
    flex: 1;
    border-radius: 1.2rem;
    background-size: cover;
    background-position: center;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.stacked-preview-layer-card .preview-rim {
    position: absolute;
    inset: 10px;
    border-radius: 1.2rem;
    pointer-events: none;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.stacked-preview-layer-card .preview-label {
    margin-top: 8px;
    padding: 10px 12px;
    border-radius: 1rem;
    background: rgba(0, 0, 0, 0.5);
    color: rgba(255, 255, 255, 0.92);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.stacked-preview-layer-card .preview-label h4,
.stacked-preview-layer-card .preview-label h5 {
    margin: 0;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.stacked-preview-layer-card .preview-label h5 {
    margin-top: 4px;
    font-size: 0.72rem;
    font-weight: 500;
    opacity: 0.85;
}

.beets-chip {
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    padding: 6px 10px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: #e8f7ff;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.beets-chip .chip-value {
    color: #8cf4ff;
}

.beets-chip .chip-key {
    color: rgba(255, 255, 255, 0.65);
}

.beets-chip .chip-separator {
    color: rgba(255, 255, 255, 0.35);
}

.beets-chip .chip-bracket {
    color: rgba(255, 255, 255, 0.25);
}

/* Heavily stacked inactive cards should be more transparent */
.dimension-card.stacked.heavily-stacked.visible.inactive > .panel {
    opacity: 0.5;
}

/* Return to attention on activity */
.dimension-card:not(.track-detail-card).active {
    transform: translate(-50%, -50%) translateZ(-1500px) scale(0.4) rotateX(0deg);
    transition: transform 0.5s ease-out;
}

.dimension-card:hover {
    transform: translate(-50%, -50%) translateZ(0) scale(1);
    z-index: 200; /* Bring hovered card to front */
    /* Enhanced shadow on hover */
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
}

/* Next track cards should be at least as big as current track (300px) */
.dimension-card.next-track {
    width: 260px; /* Smaller than current track */
    transform: translate(-50%, -40%) translateZ(-800px) scale(1.5);
}

.dimension-card.next-track.visible {
    opacity: 1;
}

.dimension-card.next-track:hover {
    transform: translate(-50%, -50%) translateZ(100px) scale(1.1);
    z-index: 300; /* Higher than regular cards */
    /* No glow for next track cards - only shadow */
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.8);
}

:root.tail-active .dimension-card.next-track {
    width: calc(260px + var(--tail-progress) * 90px);
    transform: translate(-50%, calc(-40% + var(--tail-progress) * 24%))
        translateZ(calc(-800px - var(--tail-progress) * 320px))
        scale(calc(1.5 - var(--tail-progress) * 0.7)) !important;
    transition: transform 0.8s linear, width 0.8s linear;
}

:root.tail-active .dimension-card.next-track .panel {
    border-radius: calc(1.6rem - var(--tail-progress) * 0.6rem);
    overflow: hidden;
}

:root.tail-active .dimension-card.next-track .photo {
    -webkit-mask: none;
            mask: none;
}

:root.tail-active .dimension-card.next-track .label,
:root.tail-active .dimension-card.next-track .bottom {
    opacity: calc(1 - var(--tail-progress) * 1.2);
    transition: opacity 0.8s linear;
    pointer-events: none;
}

:root.tail-complete .dimension-card.next-track .label,
:root.tail-complete .dimension-card.next-track .bottom {
    display: none;
}

:root.tail-complete .dimension-card.next-track .panel {
    border-radius: 1rem;
}

:root.tail-active #dimensionCards .dimension-card:not(.next-track):not(.track-detail-card) {
    opacity: calc(1 - var(--tail-progress) * 0.85);
    filter: blur(calc(var(--tail-progress) * 0.8px));
    transition: opacity 0.8s linear, filter 0.8s linear;
}

/* Stacked card depth indication using pseudo-elements */

/* Visual stacking for cards with multiple samples */
.dimension-card.stacked {
    position: relative;
}

.dimension-card.stacked::before {
    content: '';
    position: absolute;
    top: 1px;
    left: 1px;
    right: -1px;
    bottom: -1px;
    background: inherit;
    border-radius: 1.8rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
    z-index: -1;
    opacity: 0.9;
}

.dimension-card.stacked::after {
    content: '';
    position: absolute;
    top: 1px;
    left: 1px;
    right: -1px;
    bottom: -1px;
    background: inherit;
    border-radius: 1.8rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    z-index: -2;
    opacity: 0.7;
}

/* For heavily stacked cards (3+), make the cards behind more visible */
.dimension-card.heavily-stacked::before {
    opacity: 1.0;
}

.dimension-card.heavily-stacked::after {
    opacity: 0.85;
}

/* Dimension card panels with full visual treatment */
.dimension-card .panel {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 1.6rem;
    overflow: hidden;
}

/* Dimension card photo with gradient */
.dimension-card .photo {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #555, #333);
    z-index: 1;
    -webkit-mask: radial-gradient(140% 130% at 39% -9%, #000 60%, transparent 61%);
            mask: radial-gradient(140% 130% at 39% -9%, #000 60%, transparent 61%);
}

/* Negative direction photo mask - horizontally flipped */
.dimension-card.negative-direction .photo {
    -webkit-mask: radial-gradient(140% 130% at 61% -9%, #000 60%, transparent 61%);
            mask: radial-gradient(140% 130% at 61% -9%, #000 60%, transparent 61%);
}

/* Dimension card rim */
.dimension-card .rim {
    position: absolute;
    inset: -3px; /* Extended for 3D rotation coverage */
    z-index: 2;
    background: var(--border-color, #fff); /* Use custom property with white fallback */
    border-radius: 2.1rem; /* Larger radius to match extended coverage */
    /* Subtle glow effect using border color */
    box-shadow:
        0 0 15px rgba(255, 255, 255, 0.1),
        0 0 30px var(--glow-color, rgba(255, 255, 255, 0.05)),
        0 0 45px var(--glow-color, rgba(255, 255, 255, 0.02));
    -webkit-mask: radial-gradient(140% 130% at 39% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
            mask: radial-gradient(140% 130% at 39% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
}

/* Negative direction dimension card rim - horizontally flipped */
.dimension-card.negative-direction .rim {
    -webkit-mask: radial-gradient(140% 130% at 61% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
            mask: radial-gradient(140% 130% at 61% -9%,
                transparent 59%, #000 59.5%, #000 61%, transparent 61.5%);
}

/* Dimension card bottom band */
.dimension-card .bottom {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 28%;
    z-index: 3;
}

/* Dimension card label */
.dimension-card .label {
    position: absolute;
    left: 16px; right: 16px; bottom: 12px;
    color: #fff;
    z-index: 4;
    line-height: 1.2;
    text-align: center;
}

/* Next track stack label - left justified */
.dimension-card.next-track .label {
    text-align: left;
}

.dimension-card .dimension-label {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 300;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    text-transform: none;
    letter-spacing: 0.015em;
}

.dimension-card .dimension-label.track-only {
    font-size: 1.4rem;
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0.01em;
}

/* Uno Reverse Card Indicator */
.uno-reverse {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
    z-index: 15;
    opacity: 1;
    transition: all 0.3s ease;
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
    background: transparent;
    border: none;
    padding: 0;
    color: inherit;
}

.uno-reverse .symbol {
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.uno-reverse .symbol svg {
    width: 100%;
    height: 100%;
}

.uno-reverse .symbol svg .reverse-arrow-top {
    fill: var(--reverse-top-color, currentColor);
    transition: fill 0.2s ease;
}

.uno-reverse .symbol svg .reverse-arrow-bottom {
    fill: var(--reverse-bottom-color, var(--reverse-top-color, currentColor));
    transition: fill 0.2s ease;
}

.uno-reverse .symbol svg .reverse-backdrop {
    fill: rgba(0, 0, 0, 0.35);
}

.uno-reverse.direction-reverse {
    pointer-events: none;
    cursor: default;
}

.uno-reverse.next-track-reverse {
    cursor: pointer;
    transition:
        transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        opacity 0.2s ease;
}

.uno-reverse.next-track-reverse:hover {
    opacity: 1;
    transition: opacity 0.2s ease;
}

.uno-reverse.next-track-reverse:active {
}

.uno-reverse.next-track-reverse:focus-visible {
    outline: none;
}

.uno-reverse.next-track-reverse.highlight-top:hover .reverse-arrow-top,
.uno-reverse.next-track-reverse.highlight-top:focus-visible .reverse-arrow-top,
.uno-reverse.next-track-reverse.highlight-top:active .reverse-arrow-top {
    fill: #ffffff !important;
}

.uno-reverse.next-track-reverse.highlight-bottom:hover .reverse-arrow-bottom,
.uno-reverse.next-track-reverse.highlight-bottom:focus-visible .reverse-arrow-bottom,
.uno-reverse.next-track-reverse.highlight-bottom:active .reverse-arrow-bottom {
    fill: #ffffff !important;
}

.uno-reverse.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.uno-reverse.enabled {
    cursor: pointer;
}

.uno-reverse.enabled:hover {
    opacity: 1;
    transition: opacity 0.2s ease;
}

.uno-reverse.enabled:active {
}

/* Bidirectional card flip animation */
.dimension-card.bidirectional {
    transition: transform 0.3s ease;
}

/* Outlier card styling - Orange (default) */
.dimension-card.outlier {
    border: 1px solid var(--card-border-color, #ff6b35);
    background: var(--card-background-color, #2a1810);
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.3), inset 0 1px 0 rgba(255, 107, 53, 0.2);
}

/* Red variation - Rhythmic directions */
.dimension-card.red-variant {
    border: 1px solid var(--card-border-color, #e74c3c);
    background: var(--card-background-color, #2a1818);
    box-shadow: 0 8px 32px rgba(231, 76, 60, 0.3), inset 0 1px 0 rgba(231, 76, 60, 0.2);
}

/* Green variation - Tonal directions */
.dimension-card.green-variant {
    border: 1px solid var(--card-border-color, #27ae60);
    background: var(--card-background-color, #182a1a);
    box-shadow: 0 8px 32px rgba(39, 174, 96, 0.3), inset 0 1px 0 rgba(39, 174, 96, 0.2);
}

/* Blue variation - Spectral directions */
.dimension-card.blue-variant {
    border: 1px solid var(--card-border-color, #3498db);
    background: var(--card-background-color, #18222a);
    box-shadow: 0 8px 32px rgba(52, 152, 219, 0.3), inset 0 1px 0 rgba(52, 152, 219, 0.2);
}

.dimension-card.outlier::before {
    content: "⚡";
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 1.5rem;
    color: #ff6b35;
    z-index: 10;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.dimension-card.outlier:hover {
    border-color: #ff8c5a;
    box-shadow: 0 12px 48px rgba(255, 107, 53, 0.4), inset 0 1px 0 rgba(255, 107, 53, 0.3);
}

.dimension-card.red-variant::before {
    content: "🎵";
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 1.5rem;
    color: #e74c3c;
    z-index: 10;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.dimension-card.red-variant:hover {
    border-color: #ec7063;
    box-shadow: 0 12px 48px rgba(231, 76, 60, 0.4), inset 0 1px 0 rgba(231, 76, 60, 0.3);
}

.dimension-card.green-variant::before {
    content: "🎹";
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 1.5rem;
    color: #27ae60;
    z-index: 10;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.dimension-card.green-variant:hover {
    border-color: #52c882;
    box-shadow: 0 12px 48px rgba(39, 174, 96, 0.4), inset 0 1px 0 rgba(39, 174, 96, 0.3);
}

.dimension-card.blue-variant::before {
    content: "🌊";
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 1.5rem;
    color: #3498db;
    z-index: 10;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.dimension-card.blue-variant:hover {
    border-color: #5dade2;
    box-shadow: 0 12px 48px rgba(52, 152, 219, 0.4), inset 0 1px 0 rgba(52, 152, 219, 0.3);
}

/* Playlist picker overlay */
.playlist-picker {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.playlist-picker-list {
    max-height: 70vh;
    overflow-y: auto;
    min-width: 280px;
    max-width: 400px;
    background: #1a1a2e;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 8px 0;
    box-shadow: 0 16px 64px rgba(0, 0, 0, 0.6);
}

.playlist-picker-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    cursor: pointer;
    color: #ccc;
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    transition: background 0.15s;
}

.playlist-picker-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.playlist-picker-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.playlist-picker-count {
    margin-left: 12px;
    color: #666;
    font-size: 11px;
    flex-shrink: 0;
}

.playlist-picker-folder .playlist-picker-name {
    color: #888;
}

.playlist-picker-folder .playlist-picker-count::after {
    content: ' \25B6';
    font-size: 8px;
    margin-left: 4px;
}

.playlist-picker-back {
    color: #666;
}