/* Theme picker and player skins. */
.appearance-picker-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    width: min(100%, 1000px);
    margin: 0 auto 1rem;
}

.audio-theme-picker {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(170px, 230px);
    gap: 0.35rem 1rem;
    align-items: center;
    max-width: 700px;
    margin: 0 auto 1rem;
    padding: 0.85rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.055);
    color: #f8fafc;
    text-align: left;
}

.audio-theme-picker-copy {
    display: grid;
    gap: 0.15rem;
}

.audio-theme-picker-copy label {
    margin: 0;
    color: #fff;
    font-size: 0.98rem;
    font-weight: 750;
}

.audio-theme-picker-copy span,
#audioPlayerThemeStatus,
#appThemeStatus {
    color: #cbd5e1;
    font-size: 0.78rem;
}

#audioPlayerTheme,
#appThemePicker {
    width: 100%;
    min-height: 44px;
    padding: 0.55rem 2.25rem 0.55rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 0.8rem;
    background: #1f2937;
    color: #fff;
    font: inherit;
    font-weight: 650;
    cursor: pointer;
}

#audioPlayerTheme:focus-visible,
#appThemePicker:focus-visible {
    outline: 3px solid #fde68a;
    outline-offset: 3px;
}

#audioPlayerThemeStatus,
#appThemeStatus {
    grid-column: 1 / -1;
}

.appearance-picker-grid .audio-theme-picker {
    max-width: none;
    height: 100%;
    margin: 0;
}

.pwa-player-theme[data-audio-theme="rainbow"] {
    --player-deep: #261d45;
    --player-surface: #3b2859;
    --player-panel: rgba(38, 29, 69, 0.82);
    --player-accent: #f472b6;
    --player-accent-2: #38bdf8;
    --player-highlight: #fde68a;
    --player-border: rgba(216, 180, 254, 0.42);
    --player-glow: rgba(232, 121, 249, 0.25);
}

.pwa-player-theme[data-audio-theme="rainbow"]::before {
    background-image:
        radial-gradient(circle at 18% 22%, rgba(253, 230, 138, 0.85) 0 1px, transparent 2px),
        radial-gradient(circle at 82% 28%, rgba(125, 211, 252, 0.8) 0 1.5px, transparent 2.5px),
        linear-gradient(135deg, transparent 34%, rgba(244, 114, 182, 0.14) 50%, transparent 67%);
    opacity: 1;
}

.pwa-player-theme[data-audio-theme="mountain"] {
    --player-deep: #102a43;
    --player-surface: #19445a;
    --player-panel: rgba(16, 42, 67, 0.82);
    --player-accent: #7dd3fc;
    --player-accent-2: #34d399;
    --player-highlight: #f8fafc;
    --player-border: rgba(125, 211, 252, 0.36);
    --player-glow: rgba(56, 189, 248, 0.2);
}

.pwa-player-theme[data-audio-theme="mountain"]::before {
    background-image:
        linear-gradient(145deg, transparent 46%, rgba(125, 211, 252, 0.15) 46.2% 46.8%, transparent 47%),
        radial-gradient(ellipse at 50% 100%, rgba(52, 211, 153, 0.17), transparent 55%);
    opacity: 1;
}

.pwa-player-theme[data-audio-theme="lantern"] {
    --player-deep: #382316;
    --player-surface: #54301b;
    --player-panel: rgba(56, 35, 22, 0.84);
    --player-accent: #f97316;
    --player-accent-2: #fbbf24;
    --player-highlight: #fef3c7;
    --player-border: rgba(251, 191, 36, 0.38);
    --player-glow: rgba(249, 115, 22, 0.24);
}

.pwa-player-theme[data-audio-theme="lantern"]::before {
    background-image:
        radial-gradient(ellipse at 50% 50%, rgba(251, 191, 36, 0.18), transparent 37%),
        radial-gradient(circle at 15% 20%, rgba(254, 243, 199, 0.65) 0 1px, transparent 2px),
        radial-gradient(circle at 88% 72%, rgba(254, 243, 199, 0.58) 0 1px, transparent 2px);
    opacity: 1;
}

.pwa-player-theme {
    --player-deep: #111827;
    --player-surface: #1e293b;
    --player-panel: rgba(30, 41, 59, 0.82);
    --player-accent: #a78bfa;
    --player-accent-2: #f9a8d4;
    --player-highlight: #fcd34d;
    --player-text: #f8fafc;
    --player-muted: #cbd5e1;
    --player-border: rgba(196, 181, 253, 0.32);
    --player-glow: rgba(167, 139, 250, 0.28);
    position: relative;
    isolation: isolate;
    width: min(100%, 700px);
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid var(--player-border);
    border-radius: 1.7rem;
    background:
        radial-gradient(ellipse at 15% 0%, var(--player-glow), transparent 45%),
        linear-gradient(150deg, var(--player-deep), var(--player-surface));
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.38), 0 0 28px var(--player-glow);
    color: var(--player-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    text-align: left;
    transition: background 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.pwa-player-theme::before {
    position: absolute;
    z-index: -1;
    inset: 0;
    background-image:
        radial-gradient(circle at 84% 17%, rgba(255, 255, 255, 0.74) 0 1px, transparent 2px),
        radial-gradient(circle at 74% 31%, rgba(252, 211, 77, 0.68) 0 1px, transparent 2px),
        radial-gradient(circle at 92% 41%, rgba(255, 255, 255, 0.62) 0 1.5px, transparent 2.5px),
        radial-gradient(circle at 65% 12%, rgba(255, 255, 255, 0.45) 0 1px, transparent 2px);
    content: "";
    opacity: 0.58;
    pointer-events: none;
    transition: opacity 220ms ease;
}

.pwa-player-theme[data-audio-theme="ocean"] {
    --player-deep: #082f49;
    --player-surface: #0f3f59;
    --player-panel: rgba(8, 47, 73, 0.76);
    --player-accent: #38bdf8;
    --player-accent-2: #2dd4bf;
    --player-highlight: #bae6fd;
    --player-border: rgba(103, 232, 249, 0.34);
    --player-glow: rgba(45, 212, 191, 0.23);
}

.pwa-player-theme[data-audio-theme="ocean"]::before {
    background-image:
        radial-gradient(ellipse at 8% 100%, rgba(45, 212, 191, 0.25), transparent 38%),
        radial-gradient(ellipse at 90% 0%, rgba(56, 189, 248, 0.2), transparent 40%);
    opacity: 1;
}

.pwa-player-theme[data-audio-theme="garden"] {
    --player-deep: #102c24;
    --player-surface: #1d4535;
    --player-panel: rgba(16, 44, 36, 0.8);
    --player-accent: #86efac;
    --player-accent-2: #facc15;
    --player-highlight: #fda4af;
    --player-border: rgba(134, 239, 172, 0.34);
    --player-glow: rgba(74, 222, 128, 0.19);
}

.pwa-player-theme[data-audio-theme="garden"]::before {
    background-image:
        radial-gradient(ellipse at 0% 15%, rgba(134, 239, 172, 0.23), transparent 36%),
        radial-gradient(ellipse at 100% 85%, rgba(250, 204, 21, 0.14), transparent 32%);
    opacity: 1;
}

.pwa-player-theme[data-audio-theme="sunrise"] {
    --player-deep: #3b1f3f;
    --player-surface: #552c47;
    --player-panel: rgba(59, 31, 63, 0.82);
    --player-accent: #fb7185;
    --player-accent-2: #fbbf24;
    --player-highlight: #f5d0fe;
    --player-border: rgba(251, 191, 36, 0.34);
    --player-glow: rgba(251, 113, 133, 0.23);
}

.pwa-player-theme[data-audio-theme="sunrise"]::before {
    background-image:
        radial-gradient(circle at 50% 0%, rgba(251, 191, 36, 0.28), transparent 34%),
        linear-gradient(160deg, transparent 55%, rgba(251, 113, 133, 0.12));
    opacity: 1;
}

.pwa-player-theme > audio {
    display: none;
}

.pwa-player-theme .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;
}

.pwa-player-theme .pwa-loading-indicator,
.pwa-player-theme .pwa-error-alert {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin: 1rem 1.25rem 0;
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    font-weight: 700;
}

.pwa-player-theme .pwa-loading-indicator {
    background: var(--player-panel);
    color: var(--player-highlight);
}

.pwa-player-theme .pwa-error-alert {
    border: 1px solid #fda4af;
    background: rgba(127, 29, 29, 0.82);
    color: #fff1f2;
}

.pwa-player-theme .pwa-player-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    padding: clamp(1rem, 4vw, 1.6rem);
}

.pwa-player-theme .pwa-song-info {
    min-width: 0;
    text-align: center;
}

.pwa-player-theme .pwa-song-title-container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.35rem 0.7rem;
}

.pwa-player-theme .pwa-song-title {
    margin: 0;
    color: var(--player-text);
    font-size: clamp(1.35rem, 5vw, 1.9rem);
    font-weight: 800;
    line-height: 1.18;
    letter-spacing: -0.025em;
    overflow-wrap: anywhere;
    text-wrap: balance;
}

.pwa-player-theme .pwa-song-subtitle {
    margin-top: 0.35rem;
    color: var(--player-muted);
    font-size: 0.9rem;
}

.pwa-player-theme .pwa-live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    background: #be123c;
    color: #fff;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.pwa-player-theme .pwa-waveform-container {
    position: relative;
    min-height: 112px;
    overflow: hidden;
    border: 1px solid var(--player-border);
    border-radius: 1.15rem;
    background: var(--player-panel);
    box-shadow: inset 0 1px 12px rgba(0, 0, 0, 0.22);
}

.pwa-player-theme .pwa-waveform-canvas {
    position: absolute;
    inset: 0;
    display: block;
    width: 100% !important;
    height: 100% !important;
    opacity: 0.96;
}

.pwa-player-theme .pwa-waveform-prompt {
    position: absolute;
    z-index: 2;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    color: var(--player-text);
    cursor: pointer;
    text-align: center;
}

.pwa-player-theme .pwa-waveform-prompt svg {
    color: var(--player-highlight);
    filter: drop-shadow(0 0 12px var(--player-glow));
}

.pwa-player-theme .pwa-waveform-prompt p {
    margin: 0;
    color: var(--player-muted);
    font-size: 0.88rem;
    font-weight: 700;
}

.pwa-player-theme .pwa-controls,
.pwa-player-theme .pwa-extra-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
}

.pwa-player-theme .pwa-control-btn,
.pwa-player-theme .pwa-extra-btn {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    min-width: 48px;
    min-height: 48px;
    padding: 0.65rem;
    border: 1px solid var(--player-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--player-text);
    cursor: pointer;
    transition: transform 150ms ease, background 150ms ease, box-shadow 150ms ease;
}

.pwa-player-theme .pwa-control-btn:hover:not(:disabled),
.pwa-player-theme .pwa-extra-btn:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.16);
    box-shadow: 0 5px 18px var(--player-glow);
}

.pwa-player-theme .pwa-control-btn:active,
.pwa-player-theme .pwa-extra-btn:active {
    transform: scale(0.96);
}

.pwa-player-theme .pwa-control-btn:disabled {
    cursor: not-allowed;
    opacity: 0.42;
}

.pwa-player-theme .pwa-control-btn:focus-visible,
.pwa-player-theme .pwa-extra-btn:focus-visible,
.pwa-player-theme .pwa-progress-bar-container:focus-visible,
.pwa-player-theme .pwa-waveform-prompt:focus-visible {
    outline: 3px solid var(--player-highlight);
    outline-offset: 3px;
}

.pwa-player-theme .pwa-control-btn svg {
    width: 1.35rem;
    height: 1.35rem;
}

.pwa-player-theme .pwa-play-btn {
    min-width: 68px;
    min-height: 68px;
    border: 0;
    background: linear-gradient(145deg, var(--player-accent), var(--player-accent-2));
    color: #0f172a;
    box-shadow: 0 8px 20px var(--player-glow);
}

.pwa-player-theme .pwa-play-btn[aria-pressed="true"] {
    box-shadow: 0 0 0 5px rgba(255, 255, 255, 0.08), 0 0 26px var(--player-glow);
}

.pwa-player-theme .pwa-play-btn svg {
    width: 1.75rem;
    height: 1.75rem;
}

.pwa-player-theme .pwa-progress-section {
    display: grid;
    gap: 0.45rem;
}

.pwa-player-theme .pwa-progress-bar-container {
    position: relative;
    height: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    cursor: pointer;
    touch-action: pan-y;
}

.pwa-player-theme .pwa-progress-bar {
    position: relative;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--player-accent), var(--player-accent-2), var(--player-highlight));
}

.pwa-player-theme .pwa-progress-thumb {
    position: absolute;
    z-index: 1;
    top: 50%;
    left: 0;
    display: block;
    width: 18px;
    height: 18px;
    border: 3px solid var(--player-deep);
    border-radius: 50%;
    background: var(--player-highlight);
    box-shadow: 0 0 0 2px var(--player-accent);
    pointer-events: none;
    transform: translate(-50%, -50%);
}

.pwa-player-theme .pwa-time-display-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem;
    color: var(--player-muted);
    font-size: 0.78rem;
    font-variant-numeric: tabular-nums;
}

.pwa-player-theme .pwa-song-counter {
    padding: 0.2rem 0.55rem;
    border: 1px solid var(--player-border);
    border-radius: 999px;
    color: var(--player-text);
    text-align: center;
}

.pwa-player-theme .pwa-volume-control {
    display: flex;
    flex: 1 1 180px;
    align-items: center;
    gap: 0.55rem;
    max-width: 280px;
    min-height: 44px;
    padding: 0.4rem 0.7rem;
    border: 1px solid var(--player-border);
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.14);
    color: var(--player-muted);
}

.pwa-player-theme .pwa-volume-control svg {
    flex: 0 0 auto;
    width: 1.1rem;
    height: 1.1rem;
}

.pwa-player-theme input[type="range"] {
    min-width: 0;
    accent-color: var(--player-accent-2);
    cursor: pointer;
}

.pwa-player-theme .pwa-volume-control input[type="range"] {
    flex: 1;
}

.pwa-player-theme .pwa-playlist-container {
    max-height: 280px;
    overflow: auto;
    padding: 0.85rem;
    border: 1px solid var(--player-border);
    border-radius: 1rem;
    background: var(--player-panel);
    scrollbar-color: var(--player-accent) transparent;
}

.pwa-player-theme .pwa-playlist-container h5 {
    margin: 0 0 0.65rem;
    color: var(--player-highlight);
    font-size: 1rem;
}

.pwa-player-theme .pwa-playlist {
    display: grid;
    gap: 0.4rem;
}

.pwa-player-theme .pwa-playlist-item {
    padding: 0.7rem 0.8rem;
    border: 1px solid transparent;
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.055);
    color: var(--player-text);
    cursor: pointer;
    transition: background 150ms ease, border-color 150ms ease;
}

.pwa-player-theme .pwa-playlist-item:hover,
.pwa-player-theme .pwa-playlist-item.active {
    border-color: var(--player-border);
    background: rgba(255, 255, 255, 0.13);
}

.pwa-player-theme .pwa-playlist-item.active .pwa-track-name {
    color: var(--player-highlight);
    font-weight: 750;
}

.pwa-player-theme .pwa-playlist-row,
.pwa-player-theme .pwa-left,
.pwa-player-theme .pwa-right {
    display: flex;
    align-items: center;
}

.pwa-player-theme .pwa-playlist-row {
    justify-content: space-between;
    gap: 0.75rem;
}

.pwa-player-theme .pwa-left {
    min-width: 0;
    gap: 0.55rem;
}

.pwa-player-theme .pwa-track-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pwa-player-theme .pwa-left-play-icon::before {
    color: var(--player-accent-2);
    content: "▶";
    font-size: 0.7rem;
}

.pwa-player-theme .pwa-playlist-playing-animation {
    display: none;
    align-items: center;
    gap: 3px;
    height: 18px;
}

.pwa-player-theme .pwa-playlist-playing-animation .bar {
    display: inline-block;
    width: 3px;
    border-radius: 999px;
    background: linear-gradient(var(--player-highlight), var(--player-accent));
    animation: pwa-theme-bar 850ms ease-in-out infinite alternate;
}

.pwa-player-theme .pwa-playlist-playing-animation .bar:nth-child(1) { height: 45%; animation-delay: 0ms; }
.pwa-player-theme .pwa-playlist-playing-animation .bar:nth-child(2) { height: 85%; animation-delay: 140ms; }
.pwa-player-theme .pwa-playlist-playing-animation .bar:nth-child(3) { height: 60%; animation-delay: 280ms; }

@keyframes pwa-theme-bar {
    from { transform: scaleY(0.45); }
    to { transform: scaleY(1); }
}

@media (max-width: 520px) {
    .appearance-picker-grid {
        grid-template-columns: minmax(0, 1fr);
    }

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

    .pwa-player-theme {
        border-radius: 1.25rem;
    }

    .pwa-player-theme .pwa-control-btn {
        min-width: 44px;
        min-height: 44px;
    }
}

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