/* ==========================================================================
    МИКШЕР ЗВУКА
    ========================================================================== */
#sound-mixer {
    width: clamp(280px, 90vw, 550px);
    max-height: clamp(150px, 50svh, 400px);
    margin: clamp(6px, 1.5svh, 12px) auto 0 auto;
    padding: clamp(6px, 3svh, 20px) clamp(10px, 4vw, 28px);
    overflow-y: auto;
    background: rgba(32, 32, 32, 0.75);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0px 16px 48px 0 rgba(0, 0, 0, 0.4);
    color: white;
    /* Размер шрифта как у остальных вкладок: максимум 16px, минимум 9px */
    font-size: clamp(9px, min(1.3vw, 1.5svh), 16px);
    animation: slideDown 0.3s ease forwards;
}

#sound-mixer h3 {
    text-align: center;
    margin: 0 0 clamp(8px, 2svh, 16px) 0;
    font-size: inherit;
}

#sound-mixer > div {
    margin-bottom: clamp(8px, 2svh, 16px);
}

#sound-mixer .vol-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

#sound-mixer .vol-row span {
    font-size: inherit;
}

#sound-mixer .vol-row #volDisplay {
    opacity: 0.8;
}

#sound-mixer input[type="range"] {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 8px;
    border-radius: 4px;
    outline: none;
    cursor: pointer;
}

/* Webkit (Chrome, Edge, Safari) */
#sound-mixer input[type="range"]::-webkit-slider-runnable-track {
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, #5078dc 50%, #aa3737 50%);
}

#sound-mixer input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffffff;
    border: 2px solid #5078dc;
    cursor: pointer;
    margin-top: -5px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 0 6px rgba(80, 120, 220, 0.4);
}

#sound-mixer input[type="range"]::-webkit-slider-thumb:hover {
    box-shadow: 0 0 12px rgba(80, 120, 220, 0.7);
}

/* Firefox */
#sound-mixer input[type="range"]::-moz-range-track {
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(90deg, #5078dc 50%, #aa3737 50%);
}

#sound-mixer input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffffff;
    border: 2px solid #5078dc;
    cursor: pointer;
    position: relative;
    top: 5px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 0 6px rgba(80, 120, 220, 0.4);
}

#sound-mixer input[type="range"]::-moz-range-thumb:hover {
    box-shadow: 0 0 12px rgba(80, 120, 220, 0.7);
}

#soundToggle {
    width: 100%;
    padding: clamp(6px, 1.5svh, 10px) 10px;
    background: rgba(80, 120, 220, 0.3);
    border: 1px solid rgba(80, 120, 220, 0.5);
    border-radius: 8px;
    color: white;
    font-size: inherit;
    cursor: pointer;
    transform: translateY(0) scale(1);
    box-shadow: 0 0 0 rgba(80, 120, 220, 0);
    text-shadow: 0 0 0 rgba(255, 255, 255, 0);
    transition: all 0.25s ease;
}

#soundToggle:hover {
    background: rgba(80, 120, 220, 0.6);
    border-color: rgba(120, 160, 255, 0.9);
    box-shadow: 0 5px 10px rgba(0, 17, 255, 0.45), 0 0 14px rgba(255, 0, 43, 0.6);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

#soundToggle:active {
    transform: translateY(0) scale(0.97);
    box-shadow: 0 2px 8px rgba(80, 120, 220, 0.35);
    background: rgba(80, 120, 220, 0.5);
}

/* Адаптивность универсальная, без @media: min-height заложен клампом
   (150px), паддинги и отступы сжимаются через svh/vw автоматически */