/* title bar buttons */
.title-bar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--ui-titlebar-action-size, 32px);
    height: var(--ui-titlebar-action-size, 32px);
    background: transparent;
    border: none;
    border-radius: var(--rl-soft-radius, 8px);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: var(--font-size-s);
    transition:
        background-color var(--transition-quick),
        box-shadow var(--transition-quick),
        color var(--transition-quick),
        transform var(--transition-quick);
}

@supports (-webkit-app-region: drag) {

    .title-bar-btn,
    .title-bar-utility-panel,
    .title-bar-utility-btn {
        -webkit-app-region: no-drag;
    }

    .status-seal {
        -webkit-app-region: no-drag;
    }
}

:root {
    --rl-z-base: 0;
    --rl-z-panel: 100;
    --rl-z-panel-raised: 5400;
    --rl-z-titlebar: 5500;
    --rl-z-shell-actions: 6200;
    --rl-z-floating-panel: 9700;
    --rl-z-floating-panel-child: 9800;
    --rl-z-modal: 10500;
    --rl-z-modal-raised: 11210;
    --rl-z-toast: 13000;
    --rl-z-tooltip: 13100;
    --rl-z-boot: 2147483646;
    --playlist-thumb-size: 36px;
    --playlist-thumb-scale: 1.6;
    --playlist-thumb-extra: calc((var(--playlist-thumb-scale) - 1) * var(--playlist-thumb-size));
    --playlist-thumb-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
    --playlist-thumb-shadow-hover: 0 18px 40px rgba(0, 0, 0, 0.18);
    --ui-panel-chrome-pad-block: 10px;
    --panel-footer-height: var(--rl-main-panel-footer-height, 42px);
    --volume-mixer-default-width: 253px;
    --volume-mixer-default-height: 204px;
    --volume-mixer-min-width: 253px;
    --volume-mixer-min-height: 204px;
    --mixer-knob-width: 22px;
    --mixer-knob-height: 34px;
    --mixer-knob-radius: 7px;
    --mixer-knob-ridges: repeating-linear-gradient(90deg,
            rgba(0, 0, 0, 0.18) 0 2px,
            transparent 2px 6px);

}

/* title-bar dark hover */
body.theme-dark .title-bar-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* title-bar light hover */
body:not(.theme-dark) .title-bar-btn:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--text-primary);
}

.title-bar-controls .title-bar-btn {
    width: var(--ui-titlebar-window-btn-width, 46px);
    border-radius: 0;
}

.title-bar-controls .title-bar-btn.close-btn:hover {
    background-color: var(--accent-danger);
    color: white;
}

.manage-subscription-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-grow: 1;
    padding: 10px;
    background-color: var(--bg-hover);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-m);
    color: var(--text-secondary);
    font-size: var(--font-size-m);
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-quick), border-color var(--transition-quick), color var(--transition-quick);
}

.manage-subscription-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--text-tertiary);
    color: var(--text-primary);
}

.client-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background-color: var(--bg-hover);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-m);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color var(--transition-quick), border-color var(--transition-quick), color var(--transition-quick);
}

.client-action-btn:hover {
    background-color: var(--accent-danger-bg);
    border-color: var(--accent-danger);
    color: var(--accent-danger);
}

.title-bar-menu-shell {
    position: relative;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    overflow: visible;
}

.title-bar-utility-panel {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: stretch;
    gap: 8px;
    min-height: clamp(30px, calc(var(--ui-titlebar-height, 40px) - 4px), 42px);
    padding: 8px;
    border-radius: 22px;
    min-width: 0;
    overflow: hidden;
    isolation: isolate;
    z-index: var(--rl-z-floating-panel, 9700);
    width: min(calc(100vw - 24px), 520px);
    max-width: min(calc(100vw - 24px), 520px);
    transform-origin: top left;
}

.title-bar-utility-panel.is-floating-application-layer {
    position: fixed !important;
    z-index: var(--rl-z-floating-panel, 9700) !important;
    width: min(calc(100vw - 24px), 520px) !important;
    max-width: min(calc(100vw - 24px), 520px) !important;
    transform-origin: top left !important;
}

.title-bar-menu-btn {
    width: auto;
    min-width: 104px;
    padding: 0 16px;
    justify-content: center;
    flex-shrink: 0;
    gap: 10px;
}

.title-bar-utility-panel>* {
    position: relative;
    z-index: 1;
}

.title-bar-utility-btn {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    min-width: 0;
    width: 100%;
    flex-shrink: 0;
    height: clamp(28px, calc(var(--ui-titlebar-height, 40px) - 10px), 38px);
    padding: 0 12px;
    border: 1px solid var(--panel-control-border, var(--border-primary));
    border-radius: 8px;
    background: var(--panel-control-bg, transparent);
    box-shadow: var(--panel-control-shadow, none);
    color: var(--panel-control-icon, var(--text-secondary));
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
    position: relative;
    overflow: hidden;
}

.title-bar-utility-btn::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--panel-control-gloss, transparent);
    opacity: 0.6;
    pointer-events: none;
}

.title-bar-utility-btn__icon,
.status-seal__icon-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    min-width: 16px;
    font-size: 0.86rem;
    color: var(--rl-utility-icon-metal, var(--panel-control-icon, var(--text-secondary)));
}

.title-bar-utility-btn--theme {
    --rl-utility-icon-metal: #3b82f6;
}

.title-bar-utility-btn--profile {
    --rl-utility-icon-metal: #1d4ed8;
}

.title-bar-utility-btn--help {
    --rl-utility-icon-metal: #f59e0b;
}

.title-bar-utility-btn--admin {
    --rl-utility-icon-metal: #d97706;
}

.title-bar-utility-btn--support {
    --rl-utility-icon-metal: #16a34a;
}

.title-bar-utility-btn--logout {
    --rl-utility-icon-metal: #ea580c;
}

.title-bar-utility-btn--reset {
    --rl-utility-icon-metal: #dc2626;
}

.title-bar-utility-btn__icon > i,
.status-seal__icon-wrap > i {
    color: var(--rl-utility-icon-metal, currentColor) !important;
    background: none !important;
    -webkit-background-clip: border-box !important;
    background-clip: border-box !important;
    -webkit-text-fill-color: currentColor !important;
    filter: none !important;
    opacity: 1 !important;
}

.title-bar-utility-btn--admin.active .title-bar-utility-btn__icon > i {
    color: #d97706 !important;
    -webkit-text-fill-color: currentColor !important;
}

.title-bar-utility-btn__label,
.status-seal__text {
    min-width: 0;
    font-size: calc(var(--font-size-s) + 0.02rem);
    font-weight: 700;
    letter-spacing: 0.01em;
    line-height: 1.05;
    white-space: nowrap;
}

.title-bar-utility-btn__label {
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
}

.title-bar-menu-btn .title-bar-utility-btn__label {
    overflow: visible;
    text-overflow: clip;
    text-align: center;
}

.title-bar-utility-btn i,
.status-seal i {
    font-size: inherit;
}

.title-bar-utility-panel .status-seal {
    width: 100%;
    min-width: 0;
    justify-content: flex-start;
    padding: 0 12px;
    min-height: clamp(28px, calc(var(--ui-titlebar-height, 40px) - 10px), 38px);
}

.title-bar-utility-btn--admin.active {
    border-color: rgba(212, 175, 55, 0.46);
    box-shadow:
        var(--panel-control-shadow-hover, var(--shadow-sm)),
        0 0 0 1px rgba(212, 175, 55, 0.36);
}

.title-bar-utility-btn--admin.active .title-bar-utility-btn__label {
    color: #d97706;
}

/* utility btn hover */
.title-bar-utility-btn:hover,
.status-seal--title-panel:hover {
    background: var(--panel-control-hover-bg, transparent);
    box-shadow: var(--panel-control-shadow-hover, var(--shadow-sm));
    color: var(--text-primary);
    transform: translateY(-1px);
}

.title-bar-utility-btn:active {
    background: var(--panel-control-press-bg, transparent);
    transform: translateY(0) scale(0.985);
}

.title-bar-utility-btn:focus-visible {
    outline: none;
    box-shadow:
        0 0 0 3px var(--panel-control-focus-ring, rgba(var(--theme-accent-rgb), 0.22)),
        var(--panel-control-shadow-hover, var(--shadow-sm));
}

.title-bar-menu-btn[aria-expanded="true"] {
    background: var(--panel-control-hover-bg, transparent);
    box-shadow: var(--panel-control-shadow-hover, var(--shadow-sm));
    color: var(--text-primary);
}

/* status seal */
.status-seal {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    min-height: clamp(28px, calc(var(--ui-titlebar-height, 40px) - 10px), 38px);
    padding: 0 12px;
    border-radius: var(--rl-soft-radius, 8px);
    font-size: calc(var(--font-size-s) + 0.02rem);
    font-weight: 700;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

/* selo clicável */
button.status-seal {
    -webkit-appearance: none;
    appearance: none;
    font: inherit;
    font-family: inherit;
    color: inherit;
    text-align: left;
    cursor: pointer;
}

button.status-seal:disabled {
    cursor: progress;
    opacity: 0.88;
}

button.status-seal:focus-visible {
    outline: none;
    box-shadow:
        0 0 0 3px var(--panel-control-focus-ring, rgba(var(--theme-accent-rgb), 0.22)),
        var(--panel-control-shadow-hover, var(--shadow-sm));
}

button.status-seal.is-checking {
    pointer-events: none;
}

/* status seal dark */
body.theme-dark .status-seal {
    background: rgba(40, 40, 40, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

/* status seal light */
body:not(.theme-dark) .status-seal {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.status-seal--title-panel {
    --rl-utility-icon-metal: #00b894;
    border: 1px solid var(--panel-control-border, var(--border-primary));
    background: var(--panel-control-bg, transparent);
    box-shadow: var(--panel-control-shadow, var(--shadow-sm));
}

.status-seal__text {
    color: var(--text-primary);
}

.status-seal.status-online {
    --rl-utility-icon-metal: #00b894;
    color: var(--accent-announcement);
}

.status-seal.status-offline {
    --rl-utility-icon-metal: #dc2626;
    color: var(--accent-danger);
}

@keyframes statusOfflineBlinkRed {

    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 var(--accent-danger-bg);
        transform: translateZ(0);
    }

    50% {
        opacity: 0.45;
        box-shadow: 0 0 0 2px var(--accent-danger-bg);
        transform: translateZ(0);
    }
}

.status-seal.status-offline-blink {
    animation: statusOfflineBlinkRed 0.9s ease-in-out infinite;
}

.client-status-badge {
    display: inline-block;
    flex-shrink: 0;
    padding: 2px 6px;
    border-radius: var(--border-radius-l);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.client-status-badge.status-ativo {
    background-color: var(--accent-announcement-bg);
    color: var(--accent-announcement);
    border: 1px solid var(--accent-announcement);
}

.theme-dark .client-status-badge.status-ativo {
    background-color: var(--accent-announcement-bg);
    border-color: rgba(74, 222, 128, 0.3);
    color: var(--accent-announcement);
}

.plan-badge {
    font-size: var(--font-size-s);
    text-transform: uppercase;
}

/* plan badge */
.title-bar-plan-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    gap: 5px;
    min-height: 26px;
    padding: 0 11px;
    margin-left: 0;
    border-radius: var(--rl-soft-radius, 8px);
    font-size: calc(var(--font-size-xs) + 0.02rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease, background 0.16s ease, color 0.16s ease;
    flex-shrink: 0;
    contain: layout style;
    overflow: hidden;
    background:
        linear-gradient(135deg, var(--title-plan-surface-from, rgba(255, 255, 255, 0.08)) 0%, var(--title-plan-surface-to, rgba(255, 255, 255, 0.03)) 100%),
        var(--title-brand-badge-bg);
    border: 1px solid var(--title-plan-border, var(--title-brand-badge-border));
    color: var(--title-plan-accent, var(--text-primary));
    box-shadow: var(--title-brand-badge-shadow);
}

.title-bar-plan-badge::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.28) 0%, transparent 72%);
    opacity: 0.46;
    pointer-events: none;
}

/* plan badge dark */
body.theme-dark .title-bar-plan-badge {
    --title-plan-surface-from: rgba(255, 255, 255, 0.07);
    --title-plan-surface-to: rgba(255, 255, 255, 0.025);
}

/* plan badge light */
body:not(.theme-dark) .title-bar-plan-badge {
    --title-plan-surface-from: rgba(255, 255, 255, 0.74);
    --title-plan-surface-to: rgba(228, 233, 240, 0.5);
}

/* plan badge variants */
.title-bar-plan-badge.plan-start {
    --title-plan-surface-from: rgba(var(--theme-accent-rgb), 0.2);
    --title-plan-surface-to: rgba(var(--theme-accent-rgb), 0.12);
    --title-plan-border: var(--theme-accent-border);
    --title-plan-accent: var(--theme-accent);
}

.title-bar-plan-badge.plan-pro {
    --title-plan-surface-from: rgba(52, 211, 153, 0.2);
    --title-plan-surface-to: rgba(16, 185, 129, 0.12);
    --title-plan-border: rgba(74, 222, 128, 0.3);
    --title-plan-accent: #34d399;
}

.title-bar-plan-badge.plan-max {
    --title-plan-surface-from: rgba(168, 85, 247, 0.18);
    --title-plan-surface-to: rgba(147, 51, 234, 0.12);
    --title-plan-border: rgba(192, 132, 252, 0.3);
    --title-plan-accent: #c084fc;
}

body:not(.theme-dark) .title-bar-plan-badge.plan-start {
    --title-plan-surface-from: rgba(var(--theme-accent-rgb), 0.16);
    --title-plan-surface-to: rgba(var(--theme-accent-rgb), 0.1);
    --title-plan-border: var(--theme-accent-border);
    --title-plan-accent: var(--theme-accent-strong);
}

body:not(.theme-dark) .title-bar-plan-badge.plan-pro {
    --title-plan-surface-from: rgba(220, 252, 231, 0.94);
    --title-plan-surface-to: rgba(187, 247, 208, 0.78);
    --title-plan-border: rgba(52, 211, 153, 0.26);
    --title-plan-accent: #047857;
}

body:not(.theme-dark) .title-bar-plan-badge.plan-max {
    --title-plan-surface-from: rgba(243, 232, 255, 0.94);
    --title-plan-surface-to: rgba(233, 213, 255, 0.8);
    --title-plan-border: rgba(168, 85, 247, 0.24);
    --title-plan-accent: #7c3aed;
}

.title-bar-plan-badge.hidden {
    display: none;
}

/* info block */
.info-block {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    border-radius: var(--border-radius-m);
    transition:
        background-color var(--transition-quick),
        border-color var(--transition-quick),
        color var(--transition-quick);
}

/* info block dark */
body.theme-dark .info-block {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

body.theme-dark .info-block:hover {
    background: rgba(255, 255, 255, 0.06);
}

/* info block light */
body:not(.theme-dark) .info-block {
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

body:not(.theme-dark) .info-block:hover {
    background: rgba(255, 255, 255, 0.85);
}

.info-block.full-width {
    grid-column: 1 / -1;
}

.info-block-icon {
    flex-shrink: 0;
    color: var(--accent-tts);
    font-size: 0.9rem;
}

.info-block-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.info-block-label {
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.info-block-value {
    overflow: hidden;
    color: var(--text-primary);
    font-size: var(--font-size-s);
    font-weight: 600;
    white-space: nowrap;
    text-overflow: ellipsis;
}


.progress-bar-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
    min-width: 0;
    --progress-accent: var(--accent-music);
    --progress-accent-glow: transparent;
    --progress-accent-glow-strong: transparent;
    --mixer-knob-accent: var(--progress-accent);
    --mixer-knob-glow: var(--progress-accent-glow);
    --mixer-knob-glow-strong: var(--progress-accent-glow-strong);
    --progress-track-border-width: 1px;
    --progress-thumb-offset: -1px;
    --buffered-width: 0%;
    --progress-buffered-color: rgba(226, 232, 240, 0.24);
}

@supports (color-mix(in srgb, black 50%, transparent)) {
    .progress-bar-container {
        --progress-accent-glow: color-mix(in srgb, var(--progress-accent) 45%, transparent);
        --progress-accent-glow-strong: color-mix(in srgb, var(--progress-accent) 55%, transparent);
    }
}

/* progress bar */
.progress-bar-container input[type="range"] {
    width: 100%;
    height: var(--mixer-knob-height);
    border-radius: var(--rl-soft-radius, 8px);
    cursor: pointer;
    outline: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    position: relative;
    z-index: 1;
    pointer-events: auto;
    background: linear-gradient(90deg,
            var(--progress-accent) 0%,
            var(--progress-accent) var(--progress-width, 0%),
            var(--progress-buffered-color) var(--progress-width, 0%),
            var(--progress-buffered-color) var(--buffered-width, 0%),
            var(--player-track-bg) var(--buffered-width, 0%),
            var(--player-track-bg) 100%);
    border: none;
    margin: 0;
    padding: 0;
}

.progress-bar-container input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: var(--progress-bar-height, 5px);
    border-radius: var(--rl-soft-radius, 8px);
    background: linear-gradient(90deg,
            var(--progress-accent) 0%,
            var(--progress-accent) var(--progress-width, 0%),
            var(--progress-buffered-color) var(--progress-width, 0%),
            var(--progress-buffered-color) var(--buffered-width, 0%),
            var(--player-track-bg) var(--buffered-width, 0%),
            var(--player-track-bg) 100%);
    border: 1px solid var(--player-track-border);
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.5),
        0 1px 0 rgba(255, 255, 255, 0.05);
}

.progress-bar-container input[type="range"]::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    height: var(--progress-bar-height, 5px);
    transform: translateY(-50%);
    width: var(--progress-width, 0%);
    border-radius: var(--rl-soft-radius, 8px);
    background: var(--progress-accent);
    transition: none;
    pointer-events: none;
    z-index: 2;
    will-change: width;
}

.progress-bar-container input[type="range"]::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    height: var(--progress-bar-height, 5px);
    transform: translateY(-50%);
    width: var(--buffered-width, 0%);
    border-radius: var(--rl-soft-radius, 8px);
    background: var(--progress-buffered-color);
    transition: none;
    pointer-events: none;
    z-index: 1;
    will-change: width;
}

.progress-bar-container.music-type input[type="range"]::before {
    background: var(--accent-music);
    /* color-mix fallback */
    background: linear-gradient(90deg,
            transparent 0%,
            color-mix(in srgb, var(--accent-music) 45%, transparent) 14%,
            var(--accent-music) 55%,
            var(--accent-music) 100%);
}

.progress-bar-container.announcement-type input[type="range"]::before {
    background: var(--accent-announcement);
    /* color-mix fallback */
    background: linear-gradient(90deg,
            transparent 0%,
            color-mix(in srgb, var(--accent-announcement) 45%, transparent) 14%,
            var(--accent-announcement) 55%,
            var(--accent-announcement) 100%);
}

.progress-bar-container.music-type {
    --progress-accent: var(--accent-music);
    --progress-buffered-color: color-mix(in srgb, var(--accent-music) 24%, rgba(226, 232, 240, 0.18));
}

.progress-bar-container.announcement-type {
    --progress-accent: var(--accent-announcement);
    --progress-buffered-color: color-mix(in srgb, var(--accent-announcement) 26%, rgba(226, 232, 240, 0.18));
}

.progress-bar-container.tts-type {
    --progress-accent: var(--accent-tts);
    --progress-buffered-color: color-mix(in srgb, var(--accent-tts) 24%, rgba(226, 232, 240, 0.18));
}

/* track dark */
body.theme-dark .progress-bar-container input[type="range"]::-webkit-slider-runnable-track {
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.5),
        0 1px 0 rgba(255, 255, 255, 0.05);
}

/* track light */
body:not(.theme-dark) .progress-bar-container input[type="range"]::-webkit-slider-runnable-track {
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.1),
        0 1px 0 rgba(255, 255, 255, 0.9);
}

/* thumb */
.progress-bar-container input[type="range"]::-webkit-slider-thumb {
    width: var(--mixer-knob-width);
    height: var(--mixer-knob-height);
    border-radius: var(--mixer-knob-radius);
    cursor: grab;
    -webkit-appearance: none;
    appearance: none;
    transition:
        transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 3;
    pointer-events: auto;
    background:
        var(--mixer-knob-ridges),
        linear-gradient(90deg, transparent 0 34%, var(--mixer-knob-accent) 34% 66%, transparent 66% 100%),
        var(--mixer-control-gloss),
        var(--mixer-control-bg);
    background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    background-position: center, center, center, center;
    background-repeat: no-repeat;
    margin-top: calc(((var(--progress-bar-height, 5px) + (var(--progress-track-border-width, 1px) * 2)) - var(--mixer-knob-height)) / 2 + var(--progress-thumb-offset, 0px));
    border: 1px solid var(--mixer-control-border);
    box-shadow:
        var(--mixer-control-shadow),
        0 0 10px var(--mixer-knob-glow);
    transform-origin: center center;
}

/* thumb hover */
.progress-bar-container input[type="range"]:hover::-webkit-slider-thumb {
    transform: scale(1.15);
    box-shadow:
        var(--mixer-control-shadow),
        0 0 14px var(--mixer-knob-glow-strong);
}

/* thumb active */
.progress-bar-container input[type="range"]:active::-webkit-slider-thumb {
    transform: scale(1.18);
    cursor: grabbing;
}

/* firefox thumb */
.progress-bar-container input[type="range"]::-moz-range-thumb {
    width: var(--mixer-knob-width);
    height: var(--mixer-knob-height);
    border-radius: var(--mixer-knob-radius);
    cursor: pointer;
    -moz-appearance: none;
    appearance: none;
    border: 1px solid var(--mixer-control-border);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    position: relative;
    z-index: 2;
    pointer-events: auto;
    background:
        var(--mixer-knob-ridges),
        linear-gradient(90deg, transparent 0 34%, var(--mixer-knob-accent) 34% 66%, transparent 66% 100%),
        var(--mixer-control-gloss),
        var(--mixer-control-bg);
    background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    background-position: center, center, center, center;
    background-repeat: no-repeat;
    box-shadow:
        var(--mixer-control-shadow),
        0 0 10px var(--mixer-knob-glow);
}

.progress-bar-container input[type="range"]:hover::-moz-range-thumb {
    transform: scale(1.12);
    box-shadow:
        var(--mixer-control-shadow),
        0 0 14px var(--mixer-knob-glow-strong);
}

.progress-bar-container input[type="range"]:active::-moz-range-thumb {
    transform: scale(1.15);
    cursor: grabbing;
    box-shadow:
        var(--mixer-control-shadow),
        0 0 12px var(--mixer-knob-glow);
}

.progress-bar-container .time-display {
    display: flex;
    justify-content: space-between;
    padding-top: 6px;
    color: var(--text-tertiary);
    font-size: var(--font-size-s);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.02em;
    -webkit-user-select: none;
    user-select: none;
}

body.theme-dark .progress-bar-container .time-display {
    color: rgba(255, 255, 255, 0.5);
}

body:not(.theme-dark) .progress-bar-container .time-display {
    color: rgba(0, 0, 0, 0.45);
}

/* control buttons */
.control-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: transparent;
    border: none;
    border-radius: var(--rl-soft-radius, 8px);
    color: var(--text-secondary);
    cursor: pointer;
    touch-action: manipulation;
    transition:
        background 0.25s cubic-bezier(0.4, 0, 0.2, 1),
        color 0.2s ease,
        transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1),
        box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    contain: layout style;
    position: relative;
    isolation: isolate;
}

/* control btn ::before */
.control-button::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
    z-index: -1;
}

body.theme-dark .control-button::before {
    background: radial-gradient(circle at center,
            rgba(255, 255, 255, 0.15) 0%,
            rgba(255, 255, 255, 0.05) 70%,
            transparent 100%);
}

body:not(.theme-dark) .control-button::before {
    background: radial-gradient(circle at center,
            rgba(0, 0, 0, 0.08) 0%,
            rgba(0, 0, 0, 0.03) 70%,
            transparent 100%);
}

.control-button:hover::before {
    opacity: 1;
}

.control-button i {
    font-size: 1rem;
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    z-index: 1;
}

/* control btn dark hover */
body.theme-dark .control-button:hover {
    color: #FFFFFF;
    transform: scale(1.08);
}

body.theme-dark .control-button:hover i {
    transform: scale(1.1);
}

/* control btn light hover */
body:not(.theme-dark) .control-button:hover {
    color: #1F2937;
    transform: scale(1.08);
}

body:not(.theme-dark) .control-button:hover i {
    transform: scale(1.1);
}

/* control btn press */
.control-button:active {
    transform: scale(0.95);
    transition-duration: 0.1s;
}

.control-button:disabled,
.control-button[aria-disabled="true"] {
    opacity: 0.35;
    cursor: not-allowed;
    background-color: transparent;
    color: var(--text-tertiary);
    transform: none;
}

.control-button:disabled:hover,
.control-button[aria-disabled="true"]:hover {
    background-color: transparent;
    color: var(--text-tertiary);
    transform: none;
}

.control-button:disabled::before,
.control-button[aria-disabled="true"]::before {
    display: none;
}

/* control btn .active */
body.theme-dark .control-button.active {
    color: #FFFFFF;
}

body.theme-dark .control-button.active::before {
    opacity: 1;
    background: radial-gradient(circle at center,
            rgba(255, 255, 255, 0.18) 0%,
            rgba(255, 255, 255, 0.08) 70%,
            transparent 100%);
}

body:not(.theme-dark) .control-button.active {
    color: #1F2937;
}

body:not(.theme-dark) .control-button.active::before {
    opacity: 1;
    background: radial-gradient(circle at center,
            rgba(0, 0, 0, 0.1) 0%,
            rgba(0, 0, 0, 0.04) 70%,
            transparent 100%);
}

/* volume wrapper */
.control-button-volume-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* main control */
.main-control {
    width: 56px;
    height: 56px;
    position: relative;
    flex-shrink: 0;
    overflow: visible;
    transition:
        transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
        box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--rl-soft-radius, 8px);
    border: none;
    isolation: isolate;
}

/* main control ring */
.main-control::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
    z-index: -1;
}

/* main control dark */
body.theme-dark .main-control {
    color: #E5E7EB;
    background: linear-gradient(145deg,
            rgba(75, 75, 75, 0.95) 0%,
            rgba(50, 50, 50, 1) 100%);
    box-shadow:
        0 4px 16px rgba(0, 0, 0, 0.5),
        0 2px 4px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.15),
        inset 0 -1px 1px rgba(0, 0, 0, 0.3);
}

body.theme-dark .main-control::before {
    background: conic-gradient(from 0deg,
            rgba(255, 255, 255, 0.1) 0deg,
            rgba(255, 255, 255, 0.05) 90deg,
            rgba(255, 255, 255, 0.15) 180deg,
            rgba(255, 255, 255, 0.05) 270deg,
            rgba(255, 255, 255, 0.1) 360deg);
}

/* main control light */
body:not(.theme-dark) .main-control {
    color: #4B5563;
    background: linear-gradient(145deg,
            #FFFFFF 0%,
            #F1F5F9 100%);
    box-shadow:
        0 4px 16px rgba(0, 0, 0, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.06),
        inset 0 1px 1px rgba(255, 255, 255, 1),
        inset 0 -1px 1px rgba(0, 0, 0, 0.05);
}

body:not(.theme-dark) .main-control::before {
    background: conic-gradient(from 0deg,
            rgba(0, 0, 0, 0.06) 0deg,
            rgba(0, 0, 0, 0.02) 90deg,
            rgba(0, 0, 0, 0.08) 180deg,
            rgba(0, 0, 0, 0.02) 270deg,
            rgba(0, 0, 0, 0.06) 360deg);
}

/* main control hover */
body:not(.theme-dark) .main-control:hover {
    color: #1F2937;
    transform: scale(1.06);
    box-shadow:
        0 8px 28px rgba(0, 0, 0, 0.15),
        0 4px 8px rgba(0, 0, 0, 0.08),
        inset 0 1px 1px rgba(255, 255, 255, 1),
        inset 0 -1px 1px rgba(0, 0, 0, 0.05);
}

body:not(.theme-dark) .main-control:hover::before {
    opacity: 1;
    transform: rotate(45deg);
}

body.theme-dark .main-control:hover {
    color: #FFFFFF;
    transform: scale(1.06);
    box-shadow:
        0 8px 28px rgba(0, 0, 0, 0.6),
        0 4px 8px rgba(0, 0, 0, 0.4),
        inset 0 1px 1px rgba(255, 255, 255, 0.2),
        inset 0 -1px 1px rgba(0, 0, 0, 0.4);
}

body.theme-dark .main-control:hover::before {
    opacity: 1;
    transform: rotate(45deg);
}

/* main control press */
.main-control:active {
    transform: scale(0.96);
    transition-duration: 0.1s;
}

body.theme-dark .main-control:active {
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.5),
        0 1px 2px rgba(0, 0, 0, 0.4),
        inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

body:not(.theme-dark) .main-control:active {
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.1),
        0 1px 2px rgba(0, 0, 0, 0.06),
        inset 0 2px 4px rgba(0, 0, 0, 0.08);
}

.main-control i {
    font-size: 1.4rem;
    color: inherit;
    position: relative;
    z-index: 2;
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.main-control:hover i {
    transform: scale(1.08);
}

.main-control:active i {
    transform: scale(0.95);
}


/* panel header btn */

.panel-header-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--ui-panel-header-btn-size, 42px);
    height: var(--ui-panel-header-btn-size, 42px);
    padding: 0;
    border-radius: 14px;
    color: var(--panel-header-btn-icon, var(--text-secondary));
    background: var(--panel-header-btn-bg, rgba(255, 255, 255, 0.5));
    border: 1px solid var(--panel-header-btn-border, rgba(0, 0, 0, 0.08));
    box-shadow: var(--panel-header-btn-shadow, none);
    cursor: pointer;
    transition:
        transform 0.18s ease,
        box-shadow 0.2s ease,
        background 0.2s ease,
        color 0.2s ease;
    flex-shrink: 0;
    position: relative;
    isolation: isolate;
}

.panel-header-btn::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: var(--panel-header-btn-gloss, transparent);
    opacity: 0.6;
    pointer-events: none;
    z-index: 0;
}

.panel-header-btn>* {
    position: relative;
    z-index: 1;
}

.panel-header-btn i {
    font-size: 0.95rem;
}

.panel-header-btn:hover {
    background: var(--panel-header-btn-hover-bg, rgba(255, 255, 255, 0.8));
    color: var(--panel-header-btn-icon, var(--text-primary));
    box-shadow: var(--panel-header-btn-shadow-hover, 0 2px 4px rgba(0, 0, 0, 0.06));
    transform: translateY(-1px);
}

.panel-header-btn:active {
    transform: translateY(0) scale(0.98);
}

/* volume mixer */
/* player surface tokens */
body.theme-dark {
    --player-surface-bg: linear-gradient(168deg,
            #3A3A3A 0%,
            #353535 40%,
            #303030 70%,
            #2B2B2B 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(255, 255, 255, 0.12) 0%,
            rgba(255, 255, 255, 0.06) 25%,
            rgba(255, 255, 255, 0.03) 50%,
            rgba(255, 255, 255, 0.06) 75%,
            rgba(255, 255, 255, 0.12) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: transparent;
    --player-surface-shadow: none;
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, rgba(30, 30, 30, 1) 0%, rgba(45, 45, 45, 1) 100%);
    --player-track-border: rgba(0, 0, 0, 0.35);
    --mixer-control-bg: linear-gradient(180deg, rgba(68, 68, 68, 0.98) 0%, rgba(38, 38, 38, 0.98) 100%);
    --mixer-control-border: rgba(255, 255, 255, 0.12);
    --mixer-control-shadow: 0 6px 14px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.05) 45%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(55, 58, 64, 0.98) 0%, rgba(35, 38, 43, 0.98) 100%);
    --tooltip-text: #f4f4f5;
    --tooltip-border: rgba(255, 255, 255, 0.12);
    --tooltip-shadow: 0 10px 24px rgba(0, 0, 0, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

body:not(.theme-dark) {
    --player-surface-bg: linear-gradient(168deg,
            #F3F4F6 0%,
            #E5E7EB 25%,
            #D1D5DB 50%,
            #C4C8CC 75%,
            #B8BCC0 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(0, 0, 0, 0.08) 0%,
            rgba(0, 0, 0, 0.04) 25%,
            rgba(0, 0, 0, 0.02) 50%,
            rgba(0, 0, 0, 0.04) 75%,
            rgba(0, 0, 0, 0.08) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: linear-gradient(180deg,
            rgba(255, 255, 255, 0.6) 0%,
            rgba(255, 255, 255, 0.2) 30%,
            transparent 60%);
    --player-surface-shadow:
        0 8px 16px -4px rgba(0, 0, 0, 0.12),
        0 4px 8px -2px rgba(0, 0, 0, 0.08),
        0 2px 4px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.95),
        inset 0 -1px 0 rgba(0, 0, 0, 0.08);
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, #CBD5E1 0%, #E2E8F0 100%);
    --player-track-border: rgba(15, 23, 42, 0.18);
    --mixer-control-bg: linear-gradient(180deg, #FFFFFF 0%, #E9EEF4 100%);
    --mixer-control-border: rgba(15, 23, 42, 0.12);
    --mixer-control-shadow: 0 6px 12px rgba(15, 23, 42, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.95);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.55) 55%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(31, 41, 55, 0.98) 0%, rgba(17, 24, 39, 0.98) 100%);
    --tooltip-text: #ffffff;
    --tooltip-border: rgba(15, 23, 42, 0.24);
    --tooltip-shadow: 0 10px 24px rgba(15, 23, 42, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* mixer tokens */

/* dark-fixed */
body.theme-dark[data-bootstrap-theme="dark-fixed"] {
    --player-surface-bg: linear-gradient(168deg,
            #2e3035 0%,
            #282b2f 40%,
            #232629 70%,
            #1e2124 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(255, 255, 255, 0.09) 0%,
            rgba(255, 255, 255, 0.04) 25%,
            rgba(255, 255, 255, 0.02) 50%,
            rgba(255, 255, 255, 0.04) 75%,
            rgba(255, 255, 255, 0.09) 100%);
    --player-surface-gloss: transparent;
    --player-surface-shadow: none;
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, rgba(18, 20, 24, 1) 0%, rgba(28, 30, 34, 1) 100%);
    --player-track-border: rgba(0, 0, 0, 0.45);
    --mixer-control-bg: linear-gradient(180deg, rgba(52, 54, 58, 0.98) 0%, rgba(30, 32, 36, 0.98) 100%);
    --mixer-control-border: rgba(255, 255, 255, 0.09);
    --mixer-control-shadow: 0 6px 14px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.12);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 255, 255, 0.14) 0%, rgba(255, 255, 255, 0.03) 45%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(42, 45, 51, 0.99) 0%, rgba(22, 24, 28, 0.99) 100%);
    --tooltip-border: rgba(255, 255, 255, 0.1);
    --tooltip-shadow: 0 10px 24px rgba(0, 0, 0, 0.52), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* grafite */
body.theme-dark[data-bootstrap-theme="grafite"] {
    --player-surface-bg: var(--rl-grafite-surface-1);
    --player-surface-border-gradient: linear-gradient(135deg,
            var(--rl-grafite-border-strong) 0%,
            var(--rl-grafite-border) 50%,
            var(--rl-grafite-border-strong) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: transparent;
    --player-surface-shadow: var(--rl-grafite-shadow-md);
    --player-surface-blur: none;
    --player-track-bg: var(--rl-grafite-field);
    --player-track-border: var(--rl-grafite-border-strong);
    --mixer-control-bg: var(--rl-grafite-surface-3);
    --mixer-control-border: var(--rl-grafite-border);
    --mixer-control-shadow: var(--rl-grafite-shadow-sm);
    --mixer-control-gloss: none;
    --tooltip-bg: var(--rl-grafite-surface-3);
    --tooltip-border: var(--rl-grafite-border);
    --tooltip-shadow: var(--rl-grafite-shadow-lg);
}

/* verde */
body.theme-dark[data-bootstrap-theme="verde"] {
    --player-surface-bg: linear-gradient(168deg,
            #4a8c5e 0%,
            #408050 40%,
            #38744a 70%,
            #2e683e 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(255, 255, 255, 0.13) 0%,
            rgba(255, 255, 255, 0.06) 25%,
            rgba(255, 255, 255, 0.03) 50%,
            rgba(255, 255, 255, 0.06) 75%,
            rgba(255, 255, 255, 0.13) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: transparent;
    --player-surface-shadow: none;
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, rgba(20, 56, 32, 1) 0%, rgba(28, 70, 42, 1) 100%);
    --player-track-border: rgba(0, 0, 0, 0.32);
    --mixer-control-bg: linear-gradient(180deg, rgba(42, 130, 72, 0.98) 0%, rgba(30, 90, 50, 0.98) 100%);
    --mixer-control-border: rgba(255, 255, 255, 0.15);
    --mixer-control-shadow: 0 6px 14px rgba(0, 0, 0, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.18);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.05) 45%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(40, 112, 58, 0.98) 0%, rgba(24, 66, 36, 0.98) 100%);
    --tooltip-border: rgba(255, 255, 255, 0.16);
    --tooltip-shadow: 0 10px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* vermelho */
body.theme-dark[data-bootstrap-theme="vermelho"] {
    --player-surface-bg: linear-gradient(168deg,
            #8a383f 0%,
            #762e35 40%,
            #6a282e 70%,
            #5e2228 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(255, 200, 205, 0.16) 0%,
            rgba(255, 200, 205, 0.07) 25%,
            rgba(255, 200, 205, 0.03) 50%,
            rgba(255, 200, 205, 0.07) 75%,
            rgba(255, 200, 205, 0.16) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: linear-gradient(180deg, rgba(255, 232, 234, 0.1) 0%, transparent 48%);
    --player-surface-shadow: none;
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, rgba(40, 16, 20, 1) 0%, rgba(58, 24, 28, 1) 100%);
    --player-track-border: rgba(28, 8, 10, 0.36);
    --mixer-control-bg: linear-gradient(180deg, rgba(130, 48, 56, 0.98) 0%, rgba(90, 30, 36, 0.98) 100%);
    --mixer-control-border: rgba(255, 200, 205, 0.15);
    --mixer-control-shadow: 0 6px 14px rgba(28, 8, 10, 0.34), inset 0 1px 0 rgba(255, 232, 234, 0.16);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 232, 234, 0.16) 0%, rgba(255, 232, 234, 0.04) 45%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(120, 42, 50, 0.98) 0%, rgba(70, 24, 30, 0.98) 100%);
    --tooltip-border: rgba(255, 200, 205, 0.16);
    --tooltip-shadow: 0 10px 24px rgba(28, 8, 10, 0.38), inset 0 1px 0 rgba(255, 232, 234, 0.12);
}

/* ouro */
body.theme-dark[data-bootstrap-theme="ouro"] {
    --player-surface-bg: linear-gradient(168deg,
            #e8d078 0%,
            #d4b456 28%,
            #b8923a 58%,
            #967428 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(255, 248, 220, 0.55) 0%,
            rgba(255, 220, 140, 0.22) 28%,
            rgba(140, 100, 30, 0.35) 52%,
            rgba(255, 220, 140, 0.22) 74%,
            rgba(255, 248, 220, 0.5) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: linear-gradient(180deg, rgba(255, 252, 230, 0.42) 0%, rgba(255, 220, 140, 0.14) 36%, transparent 70%);
    --player-surface-shadow: 0 10px 24px rgba(8, 6, 2, 0.36), inset 0 1px 0 rgba(255, 248, 220, 0.35);
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, rgba(70, 52, 22, 1) 0%, rgba(90, 68, 28, 1) 100%);
    --player-track-border: rgba(40, 28, 10, 0.36);
    --mixer-control-bg: linear-gradient(180deg, rgba(240, 215, 138, 0.98) 0%, rgba(168, 132, 46, 0.98) 100%);
    --mixer-control-border: rgba(255, 236, 180, 0.32);
    --mixer-control-shadow: 0 6px 14px rgba(8, 6, 2, 0.4), inset 0 1px 0 rgba(255, 248, 220, 0.45);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 252, 230, 0.42) 0%, rgba(255, 220, 140, 0.12) 45%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(212, 180, 86, 0.98) 0%, rgba(120, 88, 28, 0.98) 100%);
    --tooltip-border: rgba(255, 236, 180, 0.3);
    --tooltip-shadow: 0 10px 24px rgba(8, 6, 2, 0.42), inset 0 1px 0 rgba(255, 248, 220, 0.28);
}

/* cristal-azul */
body.theme-dark[data-bootstrap-theme="cristal-azul"] {
    --player-surface-bg: linear-gradient(168deg,
            #4a94ae 0%,
            #3f849a 40%,
            #347185 70%,
            #2a5f72 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(229, 248, 252, 0.22) 0%,
            rgba(229, 248, 252, 0.1) 25%,
            rgba(229, 248, 252, 0.06) 50%,
            rgba(229, 248, 252, 0.1) 75%,
            rgba(229, 248, 252, 0.22) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.06) 40%, transparent 70%);
    --player-surface-shadow: none;
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, rgba(18, 60, 76, 1) 0%, rgba(28, 80, 98, 1) 100%);
    --player-track-border: rgba(0, 0, 0, 0.4);
    --mixer-control-bg: linear-gradient(180deg, rgba(90, 166, 192, 0.96) 0%, rgba(52, 110, 136, 0.96) 100%);
    --mixer-control-border: rgba(229, 248, 252, 0.22);
    --mixer-control-shadow: 0 6px 14px rgba(0, 0, 0, 0.38), inset 0 1px 0 rgba(229, 248, 252, 0.28);
    --mixer-control-gloss: linear-gradient(180deg, rgba(229, 248, 252, 0.28) 0%, rgba(229, 248, 252, 0.08) 45%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(45, 116, 141, 0.98) 0%, rgba(21, 69, 88, 0.98) 100%);
    --tooltip-border: rgba(229, 248, 252, 0.24);
    --tooltip-shadow: 0 10px 24px rgba(8, 35, 48, 0.42), inset 0 1px 0 rgba(229, 248, 252, 0.16);
}

/* arcoiris */
body:not(.theme-dark)[data-bootstrap-theme="arcoiris"] {
    --player-surface-bg: linear-gradient(168deg,
            #f5f0ff 0%,
            #ede5ff 25%,
            #e2d5fe 50%,
            #d8c9fc 75%,
            #d0befb 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(139, 92, 246, 0.18) 0%,
            rgba(139, 92, 246, 0.08) 25%,
            rgba(139, 92, 246, 0.04) 50%,
            rgba(139, 92, 246, 0.08) 75%,
            rgba(139, 92, 246, 0.18) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: linear-gradient(180deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0.28) 35%, transparent 65%);
    --player-surface-shadow:
        0 8px 16px -4px rgba(139, 92, 246, 0.18),
        0 4px 8px -2px rgba(139, 92, 246, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.96),
        inset 0 -1px 0 rgba(139, 92, 246, 0.1);
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, #cdb8f8 0%, #ddd0fd 100%);
    --player-track-border: rgba(139, 92, 246, 0.24);
    --mixer-control-bg: linear-gradient(180deg, #ffffff 0%, #ede5ff 100%);
    --mixer-control-border: rgba(139, 92, 246, 0.18);
    --mixer-control-shadow: 0 6px 12px rgba(139, 92, 246, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.98);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.6) 55%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(76, 55, 132, 0.98) 0%, rgba(45, 35, 92, 0.98) 100%);
    --tooltip-border: rgba(216, 201, 252, 0.32);
    --tooltip-shadow: 0 10px 24px rgba(76, 55, 132, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* light-fixed */
body:not(.theme-dark)[data-bootstrap-theme="light-fixed"] {
    --player-surface-bg: linear-gradient(168deg,
            #f6f6f3 0%,
            #ebebe7 25%,
            #e0e0da 50%,
            #d6d5ce 75%,
            #ccccc4 100%);
    --player-surface-border-gradient: linear-gradient(135deg,
            rgba(108, 112, 104, 0.12) 0%,
            rgba(108, 112, 104, 0.06) 25%,
            rgba(108, 112, 104, 0.03) 50%,
            rgba(108, 112, 104, 0.06) 75%,
            rgba(108, 112, 104, 0.12) 100%);
    --player-surface-border-size: 1px;
    --player-surface-gloss: linear-gradient(180deg, rgba(255, 255, 253, 0.72) 0%, rgba(255, 255, 253, 0.24) 35%, transparent 65%);
    --player-surface-shadow:
        0 8px 16px -4px rgba(80, 82, 76, 0.1),
        0 4px 8px -2px rgba(80, 82, 76, 0.07),
        0 2px 4px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 253, 0.98),
        inset 0 -1px 0 rgba(80, 82, 76, 0.07);
    --player-surface-blur: none;
    --player-track-bg: linear-gradient(180deg, #d4d3cc 0%, #e2e1db 100%);
    --player-track-border: rgba(80, 82, 76, 0.16);
    --mixer-control-bg: linear-gradient(180deg, #fffffd 0%, #edecea 100%);
    --mixer-control-border: rgba(108, 112, 104, 0.14);
    --mixer-control-shadow: 0 6px 12px rgba(80, 82, 76, 0.1), inset 0 1px 0 rgba(255, 255, 253, 0.98);
    --mixer-control-gloss: linear-gradient(180deg, rgba(255, 255, 253, 1) 0%, rgba(255, 255, 253, 0.55) 55%, transparent 100%);
    --tooltip-bg: linear-gradient(168deg, rgba(63, 66, 60, 0.98) 0%, rgba(38, 41, 36, 0.98) 100%);
    --tooltip-border: rgba(255, 255, 253, 0.16);
    --tooltip-shadow: 0 10px 24px rgba(80, 82, 76, 0.22), inset 0 1px 0 rgba(255, 255, 253, 0.1);
}

.volume-mixer-popup {
    position: fixed;
    z-index: 210;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: flex-end;
    align-content: end;
    justify-content: center;
    justify-items: center;
    gap: 10px;
    width: var(--volume-mixer-default-width);
    height: var(--volume-mixer-default-height);
    padding: 12px 10px 12px;
    border-radius: 18px;
    opacity: 0;
    visibility: hidden;
    transform: none;
    transition: none;
    margin-bottom: 0;
    contain: layout paint;
    pointer-events: auto;
    touch-action: none;
    overscroll-behavior: none;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    background: var(--player-surface-bg, #1f242c);
    border: none;
    box-shadow:
        0 10px 24px rgba(15, 23, 42, 0.14),
        0 3px 8px rgba(15, 23, 42, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.72);
    -webkit-backdrop-filter: var(--player-surface-blur, none);
    backdrop-filter: var(--player-surface-blur, none);
    resize: none;
    overflow: hidden;
    min-width: var(--volume-mixer-min-width);
    min-height: var(--volume-mixer-min-height);
    max-width: calc(100vw - 16px);
    max-height: calc(100vh - 16px);
}

#player-footer {
    z-index: 320 !important;
}

#player-footer .player-footer-content,
#player-footer .control-button,
#player-footer .control-button-volume-wrapper {
    position: relative;
    z-index: 321 !important;
}

.volume-mixer-drag-handle {
    grid-column: 1 / -1;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 20px;
    margin: -3px 0 0;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-secondary);
    cursor: grab;
    -webkit-user-select: none;
    user-select: none;
}

body.modal-window-dragging .volume-mixer-drag-handle {
    cursor: grabbing;
}

.volume-mixer-popup::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: var(--player-surface-gloss, transparent);
    opacity: 0.75;
    pointer-events: none;
    z-index: 0;
}

.volume-mixer-popup::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: var(--player-surface-border-size, 0);
    background: var(--player-surface-border-gradient, transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    z-index: 0;
}

.volume-mixer-popup>* {
    position: relative;
    z-index: 1;
}

body.theme-dark #player-footer,
body:not(.theme-dark) #player-footer {
    background: var(--player-surface-bg);
    border-top: none;
    box-shadow: var(--player-surface-shadow, none);
    -webkit-backdrop-filter: var(--player-surface-blur, none);
    backdrop-filter: var(--player-surface-blur, none);
}

body.theme-dark.bg-fixed #player-footer,
body:not(.theme-dark).bg-fixed #player-footer {
    --player-control-bg: var(--mixer-control-bg);
    --player-control-border: var(--mixer-control-border);
    --player-control-shadow: var(--mixer-control-shadow);
    --player-control-gloss: var(--mixer-control-gloss);
    --player-control-hover-bg: var(--mixer-control-bg);
    --player-control-press-bg: var(--mixer-control-bg);
    --player-main-bg: var(--mixer-control-bg);
    --player-main-border: var(--mixer-control-border);
    --player-main-shadow: var(--mixer-control-shadow);
    --player-main-shadow-hover: var(--mixer-control-shadow);
    --player-main-gloss: var(--mixer-control-gloss);
}

#player-footer::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: var(--player-surface-gloss, transparent);
    opacity: 0.75;
    pointer-events: none;
    z-index: 0;
}

#player-footer::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: var(--player-surface-border-size, 0);
    background: var(--player-surface-border-gradient, transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    z-index: 0;
}

#player-footer>* {
    position: relative;
    z-index: 1;
}

#player-footer .progress-bar-row .volume-mixer-button {
    background: var(--player-control-bg);
    border: 1px solid var(--player-control-border);
    box-shadow: var(--player-control-shadow);
    border-radius: var(--rl-soft-radius, 8px);
    position: relative;
}

#player-footer .progress-bar-row .volume-mixer-button::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: var(--player-control-gloss);
    opacity: 0.6;
    display: block;
    pointer-events: none;
    z-index: 0;
}

#player-footer .progress-bar-row .volume-mixer-button i {
    position: relative;
    z-index: 1;
}

#player-footer #playPauseButton i {
    color: var(--player-control-icon-hover);
}

#player-footer .progress-bar-row .volume-mixer-button:hover,
#player-footer .progress-bar-row .volume-mixer-button:focus-visible {
    background: var(--player-control-hover-bg);
    color: var(--player-control-icon-hover);
    box-shadow: var(--player-control-shadow);
    transform: translateY(-1px);
}

#player-footer .progress-bar-row .volume-mixer-button:active {
    background: var(--player-control-press-bg);
    box-shadow: var(--player-control-shadow);
    transform: translateY(0) scale(0.98);
}

#player-footer .progress-bar-row .volume-mixer-button[aria-expanded="true"] {
    background: var(--player-control-hover-bg);
    color: var(--player-control-icon-hover);
    box-shadow: var(--player-control-shadow);
}

.volume-mixer-popup.is-visible {
    opacity: 1;
    visibility: visible;
    transform: none;
}

.volume-control-group {
    --fader-length: 96px;
    --fader-track-top: 8px;
    --fader-track-bottom: 34px;
    --fader-control-x: 32px;
    --fader-scale-width: 21px;
    --fader-tick-x: 44px;
    --fader-value-min-width: 46px;
    --fader-value-height: 28px;
    --fader-track-center-offset: 0px;
    --fader-track-center-offset-x: 0px;
    --fader-accent: var(--accent-music);
    --fader-accent-dark: color-mix(in srgb, var(--fader-accent) 70%, black);
    --fader-accent-glow: color-mix(in srgb, var(--fader-accent) 45%, transparent);
    --fader-accent-text: color-mix(in srgb, var(--fader-accent) 65%, var(--text-tertiary) 35%);
    --fader-tick-color: color-mix(in srgb, var(--fader-accent) 45%, var(--text-tertiary) 55%);
    --fader-track-bg: linear-gradient(180deg, rgba(30, 30, 30, 1) 0%, rgba(45, 45, 45, 1) 100%);
    --fader-track-border: rgba(0, 0, 0, 0.35);
    --fader-track-height: 7px;
    --mixer-knob-width: 16px;
    --mixer-knob-height: 25px;
    --mixer-knob-radius: 5px;
    --fader-thumb-width: var(--mixer-knob-width);
    --fader-thumb-height: var(--mixer-knob-height);
    --fader-thumb-offset: -1px;
    --fader-fill: 0%;
    --fader-fill-color: var(--fader-accent);
    --fader-fill-gradient: linear-gradient(90deg, var(--fader-fill-color), color-mix(in srgb, var(--fader-fill-color) 72%, white));
    --mixer-knob-accent: var(--fader-accent);
    --mixer-knob-glow: var(--fader-accent-glow);
    width: min(64px, 100%);
    flex: none;
    height: calc(var(--fader-length) + var(--fader-track-top) + var(--fader-track-bottom));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    pointer-events: auto;
    touch-action: none;
    overscroll-behavior: none;
    padding-top: var(--fader-track-top);
    padding-bottom: var(--fader-track-bottom);
    overflow: visible;
}

.volume-control-group.volume-music {
    --fader-accent: var(--accent-music);
    --fader-accent-dark: color-mix(in srgb, var(--accent-music) 70%, black);
    --fader-accent-glow: color-mix(in srgb, var(--accent-music) 45%, transparent);
    --fader-fill-gradient: linear-gradient(90deg, #38bdf8 0%, #2563eb 52%, #10b981 100%);
}

.volume-control-group.volume-announcement {
    --fader-accent: var(--accent-announcement);
    --fader-accent-dark: color-mix(in srgb, var(--accent-announcement) 70%, black);
    --fader-accent-glow: color-mix(in srgb, var(--accent-announcement) 45%, transparent);
    --fader-fill-gradient: linear-gradient(90deg, #fde047 0%, #f97316 52%, #ef4444 100%);
}

.volume-control-group.volume-call {
    --fader-accent: var(--accent-tts);
    --fader-accent-dark: color-mix(in srgb, var(--accent-tts) 70%, black);
    --fader-accent-glow: color-mix(in srgb, var(--accent-tts) 45%, transparent);
    --fader-fill-gradient: linear-gradient(90deg, #a78bfa 0%, #d946ef 54%, #f43f5e 100%);
}

.volume-control-group::after {
    content: "";
    position: absolute;
    top: var(--fader-track-top);
    bottom: var(--fader-track-bottom);
    left: calc(var(--fader-control-x) + var(--fader-track-center-offset-x));
    width: var(--fader-track-height);
    transform: translateX(-50%);
    background: linear-gradient(180deg,
            rgba(0, 0, 0, 0) 0%,
            var(--fader-accent-glow) 65%,
            rgba(0, 0, 0, 0) 100%);
    opacity: 0.8;
    filter: blur(0.2px);
    pointer-events: none;
    z-index: 0;
}

.volume-control-group::before {
    content: "";
    position: absolute;
    top: var(--fader-track-top);
    bottom: var(--fader-track-bottom);
    left: var(--fader-tick-x);
    width: 10px;
    transform: translateX(0);
    background:
        repeating-linear-gradient(to bottom,
            var(--fader-tick-color) 0 1px,
            transparent 1px 6px) left center / 10px 100% no-repeat;
    opacity: 0.68;
    pointer-events: none;
    z-index: 1;
}

body.theme-dark .volume-control-group::before {
    opacity: 0.75;
}

body:not(.theme-dark) .volume-control-group::before {
    opacity: 0.9;
}

body:not(.theme-dark) .volume-control-group {
    --fader-accent-text: color-mix(in srgb, var(--fader-accent) 60%, var(--text-secondary) 40%);
    --fader-tick-color: color-mix(in srgb, var(--fader-accent) 45%, var(--text-tertiary) 55%);
    --fader-track-bg: linear-gradient(180deg, #CBD5E1 0%, #E2E8F0 100%);
    --fader-track-border: rgba(15, 23, 42, 0.18);
}

/* fader track themes */
body.theme-dark[data-bootstrap-theme="dark-fixed"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, rgba(16, 17, 21, 1) 0%, rgba(26, 27, 31, 1) 100%);
    --fader-track-border: rgba(0, 0, 0, 0.5);
}

body.theme-dark[data-bootstrap-theme="grafite"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, var(--rl-grafite-field) 0%, var(--rl-grafite-surface-1) 100%);
    --fader-track-border: var(--rl-grafite-border-strong);
}

body.theme-dark[data-bootstrap-theme="verde"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, rgba(22, 62, 34, 1) 0%, rgba(32, 82, 44, 1) 100%);
    --fader-track-border: rgba(0, 0, 0, 0.28);
}

body.theme-dark[data-bootstrap-theme="vermelho"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, rgba(40, 16, 20, 1) 0%, rgba(58, 24, 28, 1) 100%);
    --fader-track-border: rgba(28, 8, 10, 0.3);
}

body.theme-dark[data-bootstrap-theme="ouro"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, rgba(70, 52, 22, 1) 0%, rgba(90, 68, 28, 1) 100%);
    --fader-track-border: rgba(40, 28, 10, 0.32);
}

body.theme-dark[data-bootstrap-theme="cristal-azul"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, rgba(14, 52, 68, 1) 0%, rgba(22, 72, 92, 1) 100%);
    --fader-track-border: rgba(0, 0, 0, 0.42);
}

body:not(.theme-dark)[data-bootstrap-theme="arcoiris"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, #c5aefc 0%, #d9c8fd 100%);
    --fader-track-border: rgba(139, 92, 246, 0.28);
}

body:not(.theme-dark)[data-bootstrap-theme="light-fixed"] .volume-control-group {
    --fader-track-bg: linear-gradient(180deg, #d0cfc8 0%, #deded8 100%);
    --fader-track-border: rgba(80, 82, 76, 0.18);
}

.volume-control-label {
    position: absolute;
    left: 0;
    top: -12px;
    font-size: 6px !important;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    pointer-events: none;
    white-space: nowrap;
    opacity: 0.6;
}

/* mixer label override */
.volume-mixer-popup .volume-control-label {
    font-size: 6px !important;
    display: none !important;
}

.volume-control-group i {
    display: none;
}

.fader-scale {
    position: absolute;
    top: var(--fader-track-top);
    bottom: var(--fader-track-bottom);
    left: 0;
    width: var(--fader-scale-width);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
    font-size: calc(var(--font-size-s) * 0.66);
    font-weight: 650;
    letter-spacing: 0.02em;
    color: var(--fader-accent-text);
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.38);
    pointer-events: none;
    z-index: 3;
}

.volume-value {
    position: absolute;
    bottom: 0;
    left: var(--fader-control-x);
    transform: translateX(-50%);
    min-width: var(--fader-value-min-width);
    height: var(--fader-value-height);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    font-size: calc(var(--font-size-s) * 0.92);
    font-weight: 700;
    letter-spacing: 0.04em;
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
    color: var(--fader-accent-text);
    padding: 0 8px;
    border-radius: 8px;
    overflow: hidden;
    white-space: nowrap;
    background: var(--mixer-control-bg);
    border: 1px solid var(--mixer-control-border);
    box-shadow:
        0 3px 8px rgba(15, 23, 42, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.78);
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.42);
    z-index: 3;
}

@media (max-width: 1024px) {
    #volumeMixerPopup.volume-mixer-popup {
        --volume-mixer-default-width: 253px !important;
        --volume-mixer-min-width: 253px !important;
        --volume-mixer-default-height: 196px !important;
        --volume-mixer-min-height: 196px !important;
        gap: 7px !important;
        padding: 11px 9px 10px !important;
    }

    #volumeMixerPopup .volume-control-group {
        --fader-length: 90px !important;
        --fader-track-top: 8px !important;
        --fader-track-bottom: 32px !important;
        --fader-control-x: 31px !important;
        --fader-scale-width: 20px !important;
        --fader-tick-x: 42px !important;
        --fader-value-min-width: 44px !important;
        --fader-value-height: 27px !important;
        --mixer-knob-width: 15px !important;
        --mixer-knob-height: 23px !important;
        --mixer-knob-radius: 5px !important;
        width: 61px !important;
        flex-basis: 61px !important;
    }

    #volumeMixerPopup .fader-scale {
        font-size: calc(var(--font-size-s) * 0.64) !important;
    }
}

@media (max-width: 960px) {
    #volumeMixerPopup.volume-mixer-popup {
        --volume-mixer-default-width: 250px !important;
        --volume-mixer-min-width: 250px !important;
        --volume-mixer-default-height: 188px !important;
        --volume-mixer-min-height: 188px !important;
        gap: 7px !important;
        padding: 10px 9px 10px !important;
    }

    #volumeMixerPopup .volume-control-group {
        --fader-length: 86px !important;
        --fader-track-top: 8px !important;
        --fader-track-bottom: 31px !important;
        --fader-control-x: 30px !important;
        --fader-scale-width: 19px !important;
        --fader-tick-x: 41px !important;
        --fader-value-min-width: 43px !important;
        --fader-value-height: 26px !important;
        --mixer-knob-width: 14px !important;
        --mixer-knob-height: 22px !important;
        --mixer-knob-radius: 4.75px !important;
        width: 58px !important;
        flex-basis: 58px !important;
    }

    #volumeMixerPopup .fader-scale {
        font-size: calc(var(--font-size-s) * 0.64) !important;
    }
}

@media (max-width: 1024px) and (max-height: 576px),
(max-width: 720px) {
    #volumeMixerPopup.volume-mixer-popup {
        --volume-mixer-default-width: 224px !important;
        --volume-mixer-min-width: 224px !important;
        --volume-mixer-default-height: 178px !important;
        --volume-mixer-min-height: 178px !important;
        gap: 6px !important;
        padding: 9px 8px 9px !important;
    }

    #volumeMixerPopup .volume-control-group {
        --fader-length: 80px !important;
        --fader-track-top: 8px !important;
        --fader-track-bottom: 29px !important;
        --fader-control-x: 28px !important;
        --fader-scale-width: 18px !important;
        --fader-tick-x: 38px !important;
        --fader-value-min-width: 40px !important;
        --fader-value-height: 24px !important;
        --mixer-knob-width: 13px !important;
        --mixer-knob-height: 20px !important;
        --mixer-knob-radius: 4.5px !important;
        width: 52px !important;
        flex-basis: 52px !important;
    }
}

body:not(.theme-dark) .volume-value {
    color: var(--fader-accent-text);
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.7);
}

.volume-value::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: var(--mixer-control-gloss);
    opacity: 0.6;
    pointer-events: none;
}

.volume-icon-music,
.volume-icon-spot,
.volume-icon-call {
    color: var(--text-secondary);
}

#toastContainer {
    --toast-admin-controls-bottom: 0px;
    --toast-token-music: var(--theme-accent-strong, var(--accent-music));
    --toast-token-announcement: var(--accent-announcement);
    --toast-token-call: var(--accent-tts);
    --toast-token-error: var(--accent-danger, #ef4444);
    --toast-token-warning: var(--accent-warning, #daa520);
    --toast-token-neutral: var(--theme-accent, var(--accent-primary));
    --toast-token-success: var(--accent-announcement, #10b981);
    --toast-surface: var(--bg-secondary-solid, #25272b);
    --toast-surface-strong: var(--bg-tertiary-solid, #303237);
    --toast-border: var(--border-secondary-solid, var(--theme-accent-strong));
    --toast-shadow: 0 18px 36px var(--bg-body-fixed, #202124), 0 2px 0 var(--theme-accent-strong);
    --toast-ink: var(--rl-admin-text, var(--text-primary));
    --toast-ink-soft: var(--rl-admin-text-soft, var(--text-secondary));
    --toast-control-bg: var(--bg-tertiary-solid, #303237);
    --toast-control-hover-bg: var(--bg-secondary-solid, #25272b);
    --toast-control-border: var(--border-secondary-solid, var(--theme-accent-strong));
    --toast-timer-track: var(--bg-tertiary-solid, #303237);
    --toast-edge: 14px;
    --toast-stack-gap: 8px;
    --toast-inner-gap: 8px;
    --toast-pad-y: 8px;
    --toast-pad-x: 10px;
    --toast-max-w: 320px;
    --toast-enter-x: 20px;
    --toast-enter-y: 10px;
    --toast-close-size: 30px;
    position: fixed;
    z-index: var(--rl-z-toast, 13000) !important;
    top: auto;
    right: max(var(--toast-edge), env(safe-area-inset-right, 0px));
    bottom: max(
        calc(var(--app-footer-height, 0px) + var(--toast-edge)),
        var(--toast-admin-controls-bottom)
    );
    left: auto;
    max-width: calc(100vw - (var(--toast-edge) * 2));
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--toast-stack-gap);
    pointer-events: none;
}

/* toast mobile top */
@media (max-width: 670px) {
    body.web-pwa-mode #toastContainer {
        --toast-enter-y: -12px;
        --toast-enter-x: 0px;
        top: max(84px, calc(env(safe-area-inset-top, 0px) + 64px));
        bottom: auto;
    }
}

/* toast sólido + motion */
.toast {
    --toast-enter-duration: 220ms;
    --toast-exit-duration: 180ms;
    --toast-ease-enter: cubic-bezier(0.16, 1, 0.3, 1);
    --toast-ease-exit: cubic-bezier(0.4, 0, 1, 1);
    --toast-lifetime: 5500ms;
    --toast-accent: var(--toast-context-accent,
            var(--toast-severity-accent, var(--toast-token-neutral)));
    --toast-fill: var(--toast-surface);
    --toast-fill-strong: var(--toast-surface-strong);
    display: flex;
    align-items: flex-start;
    gap: var(--toast-inner-gap);
    font-family: var(--rl-admin-font-ui, var(--font-family-system));
    font-size: 0.75rem;
    letter-spacing: 0.01em;
    width: fit-content;
    min-width: 0;
    max-width: min(var(--toast-max-w), calc(100vw - (var(--toast-edge) * 2)));
    padding: var(--toast-pad-y) var(--toast-pad-x);
    border: 1px solid var(--toast-border);
    border-radius: var(--rl-soft-radius, 8px);
    color: var(--toast-ink);
    background: linear-gradient(135deg, var(--toast-fill) 0%, var(--toast-fill-strong) 100%);
    position: relative;
    transform: translate3d(var(--toast-enter-x), var(--toast-enter-y), 0) scale(0.96);
    transition:
        transform var(--toast-exit-duration) var(--toast-ease-exit);
    pointer-events: auto;
    contain: layout style paint;
    will-change: transform;
    overflow: hidden;
    isolation: isolate;
    backface-visibility: hidden;
    box-shadow: var(--toast-shadow);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
}

.toast.success {
    --toast-severity-accent: var(--toast-token-success);
}

.toast.info {
    --toast-severity-accent: var(--toast-token-neutral);
}

.toast.error {
    --toast-accent: var(--toast-token-error);
}

.toast.warning {
    --toast-accent: var(--toast-token-warning);
}

.toast:not(.error):not(.warning) {
    --toast-accent: var(--toast-context-accent,
            var(--toast-severity-accent, var(--toast-token-neutral)));
}

.toast.music {
    --toast-context-accent: var(--toast-token-music);
}

.toast.announcement {
    --toast-context-accent: var(--toast-token-announcement);
}

.toast.call {
    --toast-context-accent: var(--toast-token-call);
}

.toast.boot {
    --toast-context-accent: var(--theme-accent, var(--toast-token-success));
}

/* faixa sólida */
.toast::before {
    content: "";
    position: absolute;
    top: 8px;
    bottom: 8px;
    left: 0;
    width: 3px;
    border-radius: 0 2px 2px 0;
    background: var(--toast-accent);
    pointer-events: none;
}

.toast.show {
    transform: translate3d(0, 0, 0) scale(1);
    transition: transform var(--toast-enter-duration) var(--toast-ease-enter);
}

.toast-message {
    flex: 1 1 auto;
    min-width: 0;
    padding-top: 1px;
    white-space: normal;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.35;
    font-weight: 650;
    color: inherit;
    overflow-wrap: break-word;
    word-break: normal;
}

.toast-action-btn {
    margin-top: 0;
    margin-left: auto;
    align-self: center;
    padding: 5px 10px;
    border: 1px solid var(--toast-control-border);
    border-radius: var(--rl-soft-radius, 8px);
    background: var(--toast-control-bg);
    color: inherit;
    cursor: pointer;
    font-weight: 700;
    font-size: 0.72rem;
    transition: background-color var(--transition-quick), border-color var(--transition-quick);
}

.toast-action-btn:hover {
    background: var(--toast-control-hover-bg);
    border-color: var(--toast-accent);
}

.toast-close-btn {
    flex: 0 0 var(--toast-close-size);
    width: var(--toast-close-size);
    height: var(--toast-close-size);
    min-width: var(--toast-close-size);
    margin: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--toast-control-border);
    border-radius: var(--rl-soft-radius, 8px);
    background: var(--toast-control-bg);
    color: currentColor;
    cursor: pointer;
    transition:
        background var(--transition-quick),
        border-color var(--transition-quick);
}

.toast-close-btn:hover {
    border-color: var(--toast-accent);
    background: var(--toast-control-hover-bg);
}

.toast-close-btn:focus-visible,
.toast-action-btn:focus-visible {
    outline: 2px solid var(--toast-accent);
    outline-offset: 2px;
}

.toast-icon {
    flex-shrink: 0;
    width: 1.05em;
    font-size: 0.9rem;
    margin-top: 1px;
    color: var(--toast-accent);
    transform: translate3d(10px, 0, 0) scale(0.6);
    transition: transform var(--toast-exit-duration) var(--toast-ease-exit);
}

.toast.boot {
    --toast-max-w: 380px;
}

.toast.boot .toast-message {
    -webkit-line-clamp: 4;
    line-clamp: 4;
}

@media (pointer: coarse) {
    .toast {
        --toast-close-size: 44px;
    }
}

.toast.show .toast-icon {
    transform: translate3d(0, 0, 0) scale(1);
    transition: transform calc(var(--toast-enter-duration) + 40ms) var(--toast-ease-enter);
    transition-delay: 40ms;
}

/* toast timer */
.toast-timer {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    pointer-events: none;
    background: var(--toast-timer-track);
    overflow: hidden;
}

.toast-timer::after {
    content: "";
    display: block;
    width: 100%;
    height: 100%;
    transform-origin: left center;
    transform: scaleX(1);
    background: var(--toast-accent);
}

.toast-timer[hidden] {
    display: none !important;
}

.toast.show .toast-timer.is-armed::after {
    animation: toast-lifetime-drain var(--toast-lifetime, 5500ms) linear forwards;
}

@keyframes toast-lifetime-drain {
    from {
        transform: scaleX(1);
    }

    to {
        transform: scaleX(0);
    }
}

@media (prefers-reduced-motion: reduce) {

    .toast,
    .toast-icon,
    .toast-timer::after {
        transition-duration: 1ms !important;
        transition-delay: 0ms !important;
        animation: none !important;
        filter: none !important;
    }

    .toast {
        transform: none !important;
    }

    .toast.show {
    }

    .toast-icon {
        transform: none !important;
    }

    .toast.show .toast-timer.is-armed::after {
        transform: scaleX(0);
        transition: transform var(--toast-lifetime, 5500ms) linear;
    }
}

/* tooltip */
.global-tooltip {
    position: fixed;
    z-index: var(--rl-z-tooltip, 13100) !important;
    padding: 8px 12px;
    color: var(--tooltip-text, var(--text-primary));
    border-radius: var(--border-radius-s);
    font-size: var(--font-size-s);
    font-weight: 600;
    max-width: min(340px, calc(100vw - 20px));
    max-height: calc(100vh - 20px);
    text-align: left;
    line-height: 1.35;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    overflow: hidden;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transform: translate3d(0, 4px, 0) scale(0.985);
    transition: opacity 0.14s ease, transform 0.14s cubic-bezier(0.22, 1, 0.36, 1);
    contain: layout style paint;
    will-change: transform, opacity;
    backface-visibility: hidden;
}

/* tooltip dark */
body.theme-dark .global-tooltip {
    background: var(--tooltip-bg, rgba(60, 60, 60, 0.98));
    border: 1px solid var(--tooltip-border, rgba(255, 255, 255, 0.1));
    box-shadow: var(--tooltip-shadow, 0 4px 12px rgba(0, 0, 0, 0.4));
}

/* tooltip light */
body:not(.theme-dark) .global-tooltip {
    background: var(--tooltip-bg, #1F2937);
    color: var(--tooltip-text, #FFFFFF);
    border: 1px solid var(--tooltip-border, rgba(0, 0, 0, 0.2));
    box-shadow: var(--tooltip-shadow, 0 4px 12px rgba(0, 0, 0, 0.15));
}

.global-tooltip.visible {
    opacity: 1;
    visibility: visible;
    transform: translate3d(0, 0, 0) scale(1);
    transition-delay: 0s;
}

/* spot badges → modules.css */


/* playlist thumbs */
.playlist-item-thumbnail,
.playlist-item-details-main p {
    transition: transform var(--transition-quick);
    will-change: transform;
    transform-origin: center center;
}

/* album art */
#albumArtWrapper {
    position: relative;
    overflow: hidden;
}

/* hide art placeholder */
#albumArtContainer:has(img) .album-art-placeholder {
    display: none;
}

/* track info static */
#trackTitle,
#trackArtist,
#trackAlbum {
    transform: none;
}

.panel-footer .control-button,
.playlist-item-meta .playlist-item-action-btn {
    z-index: 50;
}

/* panel footer */

/* panel footer base (#player-footer tem visual próprio — ver reset abaixo) */
.panel-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--ui-panel-footer-gap, 8px);
    flex-shrink: 0;
    padding: var(--ui-panel-footer-padding, 0 14px);
    position: relative;
    z-index: 220;
    pointer-events: auto;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    margin: 0;
    border: none;
    box-sizing: border-box;
}

/* Rodapés de lista/chamadas: faixa compacta. Não inclui #player-footer. */
.chamadas-panel .panel-footer,
.playlist-panel .panel-footer {
    height: var(--panel-footer-height, var(--rl-main-panel-footer-height, 42px));
    min-height: var(--panel-footer-height, var(--rl-main-panel-footer-height, 42px));
    max-height: var(--panel-footer-height, var(--rl-main-panel-footer-height, 42px));
    border-radius: 0 0 var(--border-radius-l) var(--border-radius-l);
    margin-top: auto;
    margin-left: 0;
    margin-right: 0;
    margin-bottom: 0;
    width: 100%;
    overflow: hidden;
    -webkit-background-clip: padding-box;
    background-clip: padding-box;
}

/* Músicas/Anúncios/Chamadas: margem 2px; controle direito aninha no canto. */
#music-panel-footer,
#announcements-controls-footer,
#music-playlist-panel [data-tab-announcements-footer],
#chamadas-panel .panel-footer {
    --panel-footer-edge: 2px;
    --panel-footer-edge-radius: 20px;
    align-items: stretch;
    padding: var(--panel-footer-edge, 2px);
    overflow: visible;
}

#music-panel-footer .control-button,
#announcements-controls-footer .control-button,
#music-playlist-panel [data-tab-announcements-footer] .control-button,
#chamadas-panel .panel-footer .control-button {
    box-sizing: border-box;
    width: auto;
    height: 100%;
    min-width: 0;
    min-height: 0;
    aspect-ratio: 1 / 1;
    align-self: stretch;
    border-radius: var(--rl-soft-radius, 8px);
}

#announcement-mode-controls,
#music-playlist-panel [data-tab-announcement-mode] {
    align-self: stretch;
    display: flex;
    height: 100%;
    min-height: 0;
}

#music-panel-footer #clearMusicPlaylistBtn,
#announcements-controls-footer .block-size-select,
#music-playlist-panel [data-tab-announcements-footer] .block-size-select,
#chamadas-panel .panel-footer #createCallBtn {
    border-radius:
        var(--rl-soft-radius, 8px)
        0
        calc(var(--panel-footer-edge-radius, 20px) - var(--panel-footer-edge, 2px))
        var(--rl-soft-radius, 8px);
}

#announcements-controls-footer .block-size-select,
#music-playlist-panel [data-tab-announcements-footer] .block-size-select {
    height: 100%;
    min-height: 0;
    align-self: stretch;
}

/* Player: ignora caixa compacta do .panel-footer compartilhado */
#player-footer.panel-footer {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    height: auto;
    max-height: none;
    min-height: var(--ui-player-footer-min-height, 136px);
    padding: var(--ui-player-footer-padding, 12px 0 18px 0);
    gap: 0;
    overflow: visible;
}

/* panel footer dark */
body.theme-dark .panel-footer:not(#player-footer):not(.playlist-panel .panel-footer):not(.chamadas-panel .panel-footer) {
    background: linear-gradient(180deg,
            rgba(50, 50, 50, 0.8) 0%,
            rgba(55, 55, 55, 0.9) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: none;
}

/* panel footer light */
body:not(.theme-dark) .panel-footer:not(#player-footer):not(.playlist-panel .panel-footer):not(.chamadas-panel .panel-footer) {
    background: linear-gradient(180deg,
            rgba(235, 240, 245, 0.9) 0%,
            rgba(245, 248, 250, 0.95) 100%);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: none;
}

/* panel footer dark (playlist/chamadas) */
body.theme-dark .playlist-panel .panel-footer,
body.theme-dark .chamadas-panel .panel-footer {
    background: linear-gradient(180deg,
            rgba(50, 50, 50, 0.95) 0%,
            rgba(55, 55, 55, 0.98) 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    border-left: none;
    border-right: none;
    border-bottom: none;
    box-shadow: none;
}

/* panel footer light (playlist/chamadas) */
body:not(.theme-dark) .playlist-panel .panel-footer,
body:not(.theme-dark) .chamadas-panel .panel-footer {
    background: linear-gradient(180deg,
            rgba(235, 240, 245, 0.95) 0%,
            rgba(245, 248, 250, 0.98) 100%);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    border-left: none;
    border-right: none;
    border-bottom: none;
    box-shadow: none;
}

.playlist-scroll {
    padding-bottom: calc(var(--panel-footer-height) + 12px);
}

/* playlist item */
.playlist-item {
    position: relative;
    overflow: visible;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: var(--ui-playlist-item-padding, 3px 8px);
    min-height: var(--ui-playlist-item-min-height, 33px);
    border-radius: 8px;
    margin: var(--ui-playlist-item-margin, 1px 5px);
    transition:
        background-color var(--transition-quick),
        box-shadow var(--transition-quick),
        color var(--transition-quick),
        transform var(--transition-quick);
}

/* playlist item dark hover */
body.theme-dark .playlist-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

/* playlist item light hover */
body:not(.theme-dark) .playlist-item:hover {
    background: rgba(255, 255, 255, 0.6);
}

.playlist-item .playlist-item-thumbnail {
    width: max(24px, calc(var(--ui-playlist-item-min-height, 33px) - 2px));
    height: max(24px, calc(var(--ui-playlist-item-min-height, 33px) - 2px));
    flex: 0 0 max(24px, calc(var(--ui-playlist-item-min-height, 33px) - 2px));
    aspect-ratio: 1 / 1;
    position: relative;
    overflow: hidden;
    background-color: var(--bg-tertiary-solid);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    align-self: stretch;
    margin: 0;
}

.playlist-item .playlist-item-thumbnail .thumb-portal {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
    transform-origin: center center;
    z-index: 60;
    contain: layout style paint;
    overflow: hidden;
    border-radius: inherit;
}

.playlist-item .playlist-item-thumbnail .thumb-portal img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
    display: block;
    box-shadow: none;
    transition: none;
    contain: layout style paint;
}

.playlist-item:hover .playlist-item-thumbnail .thumb-portal {
    transform: none;
}

.playlist-item.active .playlist-item-thumbnail .thumb-portal,
.playlist-item.instant-play-active .playlist-item-thumbnail .thumb-portal {
    transform: none;
}

.playlist-item .playlist-item-details-main {
    flex: 1 1 auto;
    min-width: 0;
    transition: transform var(--transition-quick);
    transform-origin: left center;
}

.playlist-item:hover .playlist-item-details-main,
.playlist-item.active .playlist-item-details-main,
.playlist-item.instant-play-active .playlist-item-details-main {
    transform: translateX(calc(var(--playlist-thumb-extra) / 2));
}

.playlist-item .playlist-item-meta {
    position: relative;
    z-index: 40;
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 5px;
    flex: 0 0 auto;
    padding-left: 5px;
}


.playlist-content,
.playlist-item-details-main {
    overflow: visible;
}

.playlist-item-thumbnail .fallback-icon-playlist {
    transition: transform var(--transition-quick);
}


#musicShuffleButton.active i {
    color: var(--accent-music);
}

#announcementShuffleButton.active i {
    color: var(--announcement-shuffle-active, var(--accent-announcement));
}

body.theme-dark #musicShuffleButton.active,
body.theme-dark #musicShuffleButton[aria-pressed="true"],
body.theme-dark #announcementShuffleButton.active,
body.theme-dark #announcementShuffleButton[aria-pressed="true"],
body:not(.theme-dark) #musicShuffleButton.active,
body:not(.theme-dark) #musicShuffleButton[aria-pressed="true"],
body:not(.theme-dark) #announcementShuffleButton.active,
body:not(.theme-dark) #announcementShuffleButton[aria-pressed="true"] {
    color: inherit;
}

body.theme-dark #musicShuffleButton.active::before,
body.theme-dark #musicShuffleButton[aria-pressed="true"]::before,
body.theme-dark #announcementShuffleButton.active::before,
body.theme-dark #announcementShuffleButton[aria-pressed="true"]::before,
body:not(.theme-dark) #musicShuffleButton.active::before,
body:not(.theme-dark) #musicShuffleButton[aria-pressed="true"]::before,
body:not(.theme-dark) #announcementShuffleButton.active::before,
body:not(.theme-dark) #announcementShuffleButton[aria-pressed="true"]::before {
    opacity: 0;
}

#musicShuffleButton[aria-pressed="true"] i {
    color: var(--accent-music);
}

#announcementShuffleButton[aria-pressed="true"] i {
    color: var(--announcement-shuffle-active, var(--accent-announcement));
}

#clearMusicPlaylistBtn,
#clearAnnouncementsPlaylistBtn {
    display: none;
}

body.is-admin-mode #clearMusicPlaylistBtn,
body.is-admin-mode #clearAnnouncementsPlaylistBtn {
    display: flex;
}

.volume-control-group input[type="range"] {
    width: var(--fader-length);
    height: 20px;
    margin: 0;
    cursor: pointer;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    background: transparent !important;
    position: absolute;
    left: calc(var(--fader-control-x) + var(--fader-track-center-offset-x));
    top: calc(var(--fader-track-top) + (var(--fader-length) / 2) + var(--fader-track-center-offset));
    transform: translate(-50%, -50%) rotate(-90deg);
    transform-origin: center;
    z-index: 2;
    pointer-events: auto;
    touch-action: none;
}

/* touch: hit no grupo; range nativo só mouse */
@media (hover: none) and (pointer: coarse) {
    .volume-control-group input[type="range"] {
        pointer-events: none;
    }
}

body.rl-mixer-fader-dragging {
    overflow: hidden;
    overscroll-behavior: none;
    touch-action: none;
}

.volume-control-group input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: var(--fader-track-height);
    background:
        var(--fader-fill-gradient) left center / var(--fader-fill, 0%) 100% no-repeat,
        var(--fader-track-bg);
    border-radius: 6px;
    border: 1px solid var(--fader-track-border);
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.5),
        0 1px 0 rgba(255, 255, 255, 0.05);
}

body:not(.theme-dark) .volume-control-group input[type="range"]::-webkit-slider-runnable-track {
    background:
        var(--fader-fill-gradient) left center / var(--fader-fill, 0%) 100% no-repeat,
        var(--fader-track-bg);
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.1),
        0 1px 0 rgba(255, 255, 255, 0.9);
}

.volume-control-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: var(--fader-thumb-width);
    height: var(--fader-thumb-height);
    border-radius: var(--mixer-knob-radius);
    cursor: pointer;
    background:
        var(--mixer-knob-ridges),
        linear-gradient(90deg, transparent 0 34%, var(--mixer-knob-accent) 34% 66%, transparent 66% 100%),
        var(--mixer-control-gloss),
        var(--mixer-control-bg);
    background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    background-position: center, center, center, center;
    background-repeat: no-repeat;
    margin-top: calc((var(--fader-track-height) - var(--fader-thumb-height)) / 2 + var(--fader-thumb-offset));
    border: 1px solid var(--mixer-control-border);
    box-shadow:
        var(--mixer-control-shadow),
        0 0 10px var(--mixer-knob-glow);
    transform: scale(1);
    transition:
        transform 0.14s ease,
        box-shadow 0.14s ease;
}

body:not(.theme-dark) .volume-control-group input[type="range"]::-webkit-slider-thumb {
    background:
        var(--mixer-knob-ridges),
        linear-gradient(90deg, transparent 0 34%, var(--mixer-knob-accent) 34% 66%, transparent 66% 100%),
        var(--mixer-control-gloss),
        var(--mixer-control-bg);
    background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    background-position: center, center, center, center;
    border: 1px solid var(--mixer-control-border);
    box-shadow:
        var(--mixer-control-shadow),
        0 0 10px var(--mixer-knob-glow);
}

.volume-control-group input[type="range"]:hover::-webkit-slider-thumb,
.volume-control-group input[type="range"]:active::-webkit-slider-thumb,
.volume-control-group.is-fader-dragging input[type="range"]::-webkit-slider-thumb {
    transform: scale(1.38);
    box-shadow:
        var(--mixer-control-shadow),
        0 0 16px var(--mixer-knob-glow);
}

/* firefox fader */
.volume-control-group input[type="range"]::-moz-range-track {
    width: 100%;
    height: var(--fader-track-height);
    background:
        var(--fader-fill-gradient) left center / var(--fader-fill, 0%) 100% no-repeat,
        var(--fader-track-bg);
    border-radius: 6px;
    border: 1px solid var(--fader-track-border);
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.5),
        0 1px 0 rgba(255, 255, 255, 0.05);
}

body:not(.theme-dark) .volume-control-group input[type="range"]::-moz-range-track {
    background:
        var(--fader-fill-gradient) left center / var(--fader-fill, 0%) 100% no-repeat,
        var(--fader-track-bg);
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.1),
        0 1px 0 rgba(255, 255, 255, 0.9);
}

.volume-control-group input[type="range"]::-moz-range-thumb {
    width: var(--fader-thumb-width);
    height: var(--fader-thumb-height);
    border-radius: var(--mixer-knob-radius);
    cursor: pointer;
    border: 1px solid var(--mixer-control-border);
    background:
        var(--mixer-knob-ridges),
        linear-gradient(90deg, transparent 0 34%, var(--mixer-knob-accent) 34% 66%, transparent 66% 100%),
        var(--mixer-control-gloss),
        var(--mixer-control-bg);
    background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    background-position: center, center, center, center;
    background-repeat: no-repeat;
    box-shadow:
        var(--mixer-control-shadow),
        0 0 10px var(--mixer-knob-glow);
    transform: scale(1);
    transition:
        transform 0.14s ease,
        box-shadow 0.14s ease;
}

body:not(.theme-dark) .volume-control-group input[type="range"]::-moz-range-thumb {
    border: 1px solid var(--mixer-control-border);
    background:
        var(--mixer-knob-ridges),
        linear-gradient(90deg, transparent 0 34%, var(--mixer-knob-accent) 34% 66%, transparent 66% 100%),
        var(--mixer-control-gloss),
        var(--mixer-control-bg);
    background-size: 100% 100%, 100% 100%, 100% 100%, 100% 100%;
    background-position: center, center, center, center;
    box-shadow:
        var(--mixer-control-shadow),
        0 0 10px var(--mixer-knob-glow);
}

.volume-control-group input[type="range"]:hover::-moz-range-thumb,
.volume-control-group input[type="range"]:active::-moz-range-thumb,
.volume-control-group.is-fader-dragging input[type="range"]::-moz-range-thumb {
    transform: scale(1.38);
    box-shadow:
        var(--mixer-control-shadow),
        0 0 16px var(--mixer-knob-glow);
}