/* ===== LESSON AUDIO PLAYER ===== */

/* Обёртка: заголовок + кнопка аудио */
.section-audio-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}
.section-audio-wrap h2 {
    margin-bottom: 0 !important;
    text-align: center;
    width: 100%;
}
.section-audio-wrap h3 {
    margin-bottom: 0 !important;
    text-align: center;
    width: 100%;
}

/* Контейнер кнопки */
.la-container {
    position: relative;
    width: 60px;
    height: 60px;
    flex-shrink: 0;
}

/* Звуковые волны */
.la-wave {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid rgba(78, 205, 196, 0.6);
    opacity: 0;
    pointer-events: none;
    z-index: 1;
}

.la-container.playing .la-wave {
    animation: la-wave-pulse 2s ease-out infinite;
}

.la-container.playing .la-wave:nth-child(2) {
    animation-delay: 0.5s;
}

.la-container.playing .la-wave:nth-child(3) {
    animation-delay: 1s;
}

@keyframes la-wave-pulse {
    0% {
        width: 60px;
        height: 60px;
        opacity: 0.8;
    }
    100% {
        width: 120px;
        height: 120px;
        opacity: 0;
    }
}

/* Кнопка play/pause */
.la-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ff6b6b, #4ecdc4);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    z-index: 4;
    position: relative;
}
.la-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.5);
}
.la-btn .la-play { font-size: 24px; color: white; display: block; }
.la-btn .la-pause { font-size: 20px; color: white; display: none; }
.la-btn.playing .la-play { display: none; }
.la-btn.playing .la-pause { display: block; }
.la-btn.playing { animation: laPulse 2s ease infinite; }
@keyframes laPulse {
    0%, 100% { box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3); }
    50% { box-shadow: 0 4px 25px rgba(255, 107, 107, 0.6); }
}

/* Кнопка play/pause */
.la-btn {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ff6b6b, #4ecdc4);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    z-index: 4;
    position: relative;
}
.la-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.5);
}

/* Время */
.la-time {
    position: absolute;
    bottom: -24px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    color: #94a3b8;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    z-index: 5;
    display: none; /* Скрываем время под кнопкой, так как оно уже есть в сайдбаре */
}
.la-container:hover .la-time,
.la-container.playing .la-time { opacity: 0; display: none; }

/* Мобильный прогресс-бар (в inline-контейнере) - ОТКЛЮЧЕН */
.la-mobile-bar {
    display: none !important; /* Полностью скрываем, перемотка только в fixed-барах */
}

/* Счётчик */
.la-counter {
    position: absolute;
    bottom: -48px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    font-weight: 600;
    color: #94a3b8;
    white-space: nowrap;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    letter-spacing: 0.3px;
    z-index: 5;
}
.la-container:hover .la-counter,
.la-container.playing .la-counter { opacity: 1; }

/* ===== RESPONSIVE inline ===== */
@media (max-width: 768px) {
    .la-container { width: 50px; height: 50px; }
    .la-btn { width: 50px; height: 50px; }
    .la-btn .la-play { font-size: 20px; }
    .la-btn .la-pause { font-size: 16px; }
    /* .la-mobile-bar убран - перемотка только в fixed-барах */
    .la-time { display: none; }
    .la-counter { bottom: -24px; }
}
@media (max-width: 480px) {
    .la-container { width: 44px; height: 44px; }
    .la-btn { width: 44px; height: 44px; }
    .la-btn .la-play { font-size: 18px; }
    .la-btn .la-pause { font-size: 14px; }
}

/* ================================================================
   DESKTOP FIXED SIDEBAR PLAYER (появляется при скролле)
   ================================================================ */
.la-fixed-bar {
    position: fixed;
    right: 0;
    bottom: 100px; /* Позиция над кнопкой "Наверх" */
    transform: translateX(100%);
    z-index: 8500;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 240px;
    background: rgba(15, 23, 42, 0.96);
    border: 1px solid rgba(6, 182, 212, 0.25);
    border-right: none;
    border-radius: 16px 0 0 16px;
    box-shadow: -4px 0 24px rgba(0,0,0,0.4);
    padding: 14px 14px 14px 16px;
    gap: 10px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.la-fixed-bar.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

/* Свёрнутое состояние десктопного плеера */
.la-fixed-bar.collapsed {
    width: 60px;
    padding: 12px;
}
.la-fixed-bar.collapsed .la-fixed-title,
.la-fixed-bar.collapsed .la-fixed-controls .la-arrow,
.la-fixed-bar.collapsed .la-fixed-progress,
.la-fixed-bar.collapsed .la-fixed-time,
.la-fixed-bar.collapsed .la-controls,
.la-fixed-bar.collapsed .la-fixed-counter {
    display: none;
}
.la-fixed-bar.collapsed .la-fixed-controls {
    justify-content: center;
}
.la-fixed-bar.collapsed .la-fixed-slot {
    flex: none;
}

/* Кнопка сворачивания/разворачивания десктопного плеера */
.la-fixed-toggle {
    position: absolute;
    left: -32px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 48px;
    background: rgba(15, 23, 42, 0.96);
    border: 1px solid rgba(6, 182, 212, 0.25);
    border-right: none;
    border-radius: 8px 0 0 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: -2px 0 12px rgba(0,0,0,0.3);
}
.la-fixed-toggle:hover {
    background: rgba(6, 182, 212, 0.15);
    border-color: rgba(6, 182, 212, 0.4);
}
.la-fixed-toggle-icon {
    font-size: 16px;
    color: #06b6d4;
    transition: transform 0.3s ease;
}
.la-fixed-bar.collapsed .la-fixed-toggle-icon {
    transform: rotate(180deg);
}

/* Индикация воспроизведения на кнопке сворачивания */
.la-fixed-bar.playing .la-fixed-toggle {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.2), rgba(78, 205, 196, 0.2));
    border-color: rgba(255, 107, 107, 0.4);
    animation: toggle-pulse 2s ease infinite;
}
.la-fixed-bar.playing .la-fixed-toggle-icon {
    color: #ff6b6b;
}
@keyframes toggle-pulse {
    0%, 100% { 
        box-shadow: -2px 0 12px rgba(255, 107, 107, 0.3);
        border-color: rgba(255, 107, 107, 0.4);
    }
    50% { 
        box-shadow: -2px 0 20px rgba(255, 107, 107, 0.6);
        border-color: rgba(255, 107, 107, 0.7);
    }
}

/* Заголовок трека */
.la-fixed-title {
    font-size: 11px;
    font-weight: 600;
    color: #06b6d4;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.la-fixed-bar.visible .la-fixed-title {
    opacity: 1;
}

/* Индикатор активной секции */
.section-audio-wrap.active-track {
    position: relative;
}

.section-audio-wrap.active-track::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #06b6d4, #0ea5e9);
    border-radius: 2px;
    animation: pulse-glow 2s ease infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.6; box-shadow: 0 0 8px rgba(6, 182, 212, 0.4); }
    50% { opacity: 1; box-shadow: 0 0 16px rgba(6, 182, 212, 0.8); }
}

/* Строка: стрелка + кнопка + стрелка */
.la-fixed-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}
.la-fixed-slot {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Стрелки в десктоп-баре */
.la-arrow {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: #94a3b8;
    font-size: 18px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    padding: 0;
    flex-shrink: 0;
    font-family: sans-serif;
}
.la-arrow:hover { background: rgba(6,182,212,0.15); color: #06b6d4; }
.la-arrow.hidden { opacity: 0; pointer-events: none; }

/* Прогресс-бар в десктоп-баре */
.la-fixed-progress {
    height: 8px;
    background: rgba(255,255,255,0.12);
    border-radius: 4px;
    cursor: pointer !important;
    position: relative;
    z-index: 100 !important;
    pointer-events: auto !important;
    overflow: visible;
    touch-action: manipulation;
}
.la-fixed-progress:hover {
    background: rgba(255,255,255,0.18);
}
.la-fixed-progress-fill {
    height: 100%; width: 0%;
    background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
    border-radius: 4px;
    transition: width 0.1s ease;
    pointer-events: none;
}

/* Время в десктоп-баре */
.la-fixed-time {
    font-size: 12px;
    color: #94a3b8;
    text-align: right;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 500;
    pointer-events: none;
    user-select: none;
}

/* Контролы скорости и громкости */
.la-controls {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.la-control-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.la-control-label {
    font-size: 12px;
    font-weight: 600;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 45px;
}

/* Кнопки скорости */
.la-speed-buttons {
    display: flex;
    gap: 3px;
    flex: 1;
}

.la-speed-btn {
    flex: 1;
    padding: 4px 6px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 4px;
    color: #94a3b8;
    font-size: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.la-speed-btn:hover {
    background: rgba(6,182,212,0.1);
    border-color: rgba(6,182,212,0.3);
    color: #06b6d4;
}

.la-speed-btn.active {
    background: rgba(6,182,212,0.15);
    border-color: rgba(6,182,212,0.4);
    color: #06b6d4;
}

/* Слайдер громкости */
.la-volume-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.la-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #06b6d4, #0ea5e9);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(6,182,212,0.4);
}

.la-volume-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, #06b6d4, #0ea5e9);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(6,182,212,0.4);
}

.la-volume-icon {
    font-size: 14px;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.la-volume-icon:hover {
    transform: scale(1.1);
}

/* Счётчик в десктоп-баре */
.la-fixed-counter {
    font-size: 12px;
    color: #94a3b8;
    text-align: center;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 600;
    letter-spacing: 0.3px;
}

/* ================================================================
   MOBILE BOTTOM AUDIO BAR (стандарт индустрии — как Spotify)
   ================================================================ */
.la-mobile-bottom-bar {
    display: none; /* показывается только на мобильных через JS */
    position: fixed;
    bottom: 0;
    left: 0; right: 0;
    z-index: 8500;
    background: rgba(15, 23, 42, 0.97);
    border-top: 1px solid rgba(6, 182, 212, 0.2);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.5);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 0;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transform: translateY(100%);
    transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.la-mobile-bottom-bar.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

/* Свёрнутое состояние */
.la-mobile-bottom-bar.collapsed {
    transform: translateY(calc(100% - 8px));
}
.la-mobile-bottom-bar.collapsed .la-mob-progress,
.la-mobile-bottom-bar.collapsed .la-mob-row,
.la-mobile-bottom-bar.collapsed .la-mob-controls-row {
    display: none;
}

/* Кнопка сворачивания (стрелочка вниз) */
.la-mob-collapse-btn {
    position: absolute;
    top: 48px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 20px;
    background: rgba(6, 182, 212, 0.15);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
}
.la-mob-collapse-btn:active {
    transform: translateX(-50%) scale(0.95);
    background: rgba(6, 182, 212, 0.25);
}
.la-mob-collapse-icon {
    font-size: 12px;
    color: #06b6d4;
    transition: transform 0.3s ease;
}
.la-mobile-bottom-bar.collapsed .la-mob-collapse-btn {
    display: none;
}

/* Большая прозрачная кнопка для разворачивания */
.la-mob-expand-btn {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to top, rgba(6, 182, 212, 0.08), transparent);
    border-top: 2px solid rgba(6, 182, 212, 0.2);
    cursor: pointer;
    z-index: 8499;
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.la-mobile-bottom-bar.collapsed + .la-mob-expand-btn {
    display: flex;
    align-items: center;
    justify-content: center;
}
.la-mob-expand-btn:active {
    background: linear-gradient(to top, rgba(6, 182, 212, 0.15), transparent);
}
.la-mob-expand-icon {
    font-size: 20px;
    color: #06b6d4;
    animation: bounce-up 2s ease infinite;
}
@keyframes bounce-up {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* Прозрачность при неактивности - плавный переход */
.la-mobile-bottom-bar.inactive {
    opacity: 0.35;
    transition: opacity 0.6s ease;
}
.la-mobile-bottom-bar:hover,
.la-mobile-bottom-bar:active,
.la-mobile-bottom-bar.inactive:hover,
.la-mobile-bottom-bar.inactive:active {
    opacity: 1 !important;
    transition: opacity 0.2s ease;
}

/* Прогресс-полоска сверху бара */
.la-mob-progress {
    height: 6px;
    background: rgba(255,255,255,0.12);
    cursor: pointer;
    position: relative;
    z-index: 100;
    pointer-events: auto !important;
    overflow: visible;
    touch-action: manipulation;
}
.la-mob-progress:hover {
    background: rgba(255,255,255,0.18);
}
.la-mob-progress-fill {
    height: 100%; width: 0%;
    background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
    transition: width 0.1s ease;
    pointer-events: none;
}

/* Основная строка плеера */
.la-mob-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px 12px;
}

/* Иконка трека */
.la-mob-icon {
    width: 40px; height: 40px;
    border-radius: 8px;
    background: linear-gradient(135deg, #ff6b6b, #4ecdc4);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 18px;
}

/* Инфо о треке */
.la-mob-info {
    flex: 1;
    min-width: 0;
    pointer-events: none;
    user-select: none;
}
.la-mob-title {
    font-size: 13px;
    font-weight: 600;
    color: #e2e8f0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.3;
}
.la-mob-time {
    font-size: 12px;
    color: #94a3b8;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    margin-top: 2px;
}

/* Кнопки управления */
.la-mob-controls {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.la-mob-btn-prev,
.la-mob-btn-next {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    color: #94a3b8;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s;
    padding: 0;
    font-family: sans-serif;
}
.la-mob-btn-prev:hover, .la-mob-btn-next:hover {
    background: rgba(6,182,212,0.15);
    color: #06b6d4;
}
.la-mob-btn-prev.hidden, .la-mob-btn-next.hidden {
    opacity: 0; pointer-events: none;
}
.la-mob-play {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ff6b6b, #4ecdc4);
    border: none;
    color: white;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 12px rgba(255,107,107,0.35);
    transition: transform 0.2s, box-shadow 0.2s;
    padding: 0;
}
.la-mob-play:active { transform: scale(0.93); }
.la-mob-play .la-play { display: block; }
.la-mob-play .la-pause { display: none; }
.la-mob-play.playing .la-play { display: none; }
.la-mob-play.playing .la-pause { display: block; }

/* Отступ снизу страницы когда бар виден */
body.la-mob-bar-visible {
    padding-bottom: 120px;
}

/* Контролы скорости и громкости в мобильном баре */
.la-mob-controls-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px 10px;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.la-mob-control-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
}

/* Кнопка "Наверх" в плеере */
.la-mob-scroll-top {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.15), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(167, 139, 250, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}
.la-mob-scroll-top:active {
    transform: scale(0.95);
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.25), rgba(139, 92, 246, 0.2));
}
.la-mob-scroll-top svg {
    width: 20px;
    height: 20px;
    stroke: #a78bfa;
    stroke-width: 2;
}

.la-mob-control-label {
    font-size: 12px;
    font-weight: 700;
    color: #94a3b8;
    min-width: 32px;
}

.la-mob-speed-buttons {
    display: flex;
    gap: 4px;
    flex: 1;
}

.la-mob-speed-btn {
    flex: 1;
    padding: 6px 8px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px;
    color: #94a3b8;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    text-align: center;
}

.la-mob-speed-btn:active {
    transform: scale(0.95);
}

.la-mob-speed-btn.active {
    background: rgba(6,182,212,0.15);
    border-color: rgba(6,182,212,0.4);
    color: #06b6d4;
}

.la-mob-volume-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
}

.la-mob-volume-icon {
    font-size: 16px;
    cursor: pointer;
    flex-shrink: 0;
}

.la-mob-volume-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
    min-width: 80px;
    touch-action: none;
    -webkit-tap-highlight-color: transparent;
}

.la-mob-volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #06b6d4, #0ea5e9);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(6,182,212,0.5);
    border: 2px solid rgba(255,255,255,0.2);
    transition: transform 0.1s ease;
}

.la-mob-volume-slider:active::-webkit-slider-thumb {
    transform: scale(1.2);
}

.la-mob-volume-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #06b6d4, #0ea5e9);
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid rgba(255,255,255,0.2);
    box-shadow: 0 2px 8px rgba(6,182,212,0.5);
    transition: transform 0.1s ease;
}

.la-mob-volume-slider:active::-moz-range-thumb {
    transform: scale(1.2);
}

@media (max-width: 768px) {
    /* Скрываем десктоп-бар на мобильных */
    .la-fixed-bar { display: none !important; }
    /* Показываем мобильный бар */
    .la-mobile-bottom-bar { display: flex; flex-direction: column; }
}
@media (min-width: 769px) {
    /* Скрываем мобильный бар на десктопе */
    .la-mobile-bottom-bar { display: none !important; }
}