/* ===============================================
   FX BTN WRAPPER, ARROW Y MODAL
   Controles de volumen y pitch para efectos rápidos
   =============================================== */
.fx-btn-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fx-btn-arrow {
    width: 40px;
    height: 10px;
    background: linear-gradient(180deg, #00d4ff 0%, #00a8cc 100%);
    border-radius: 0 0 3px 3px;
    color: #fff;
    font-size: 7px;
    line-height: 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid rgba(0, 212, 255, 0.5);
    border-top: none;
    user-select: none;
}

.fx-btn-arrow:hover {
    background: linear-gradient(180deg, #33dfff 0%, #00d4ff 100%);
    box-shadow: 0 2px 6px rgba(0, 212, 255, 0.5);
}

.fx-btn-arrow:active {
    transform: translateY(1px);
}

/* Modal compacto */
.fx-btn-modal {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 2px;
    z-index: 9999;
    background: linear-gradient(180deg, #1a1a24 0%, #0f0f15 100%);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 6px;
    padding: 6px 4px;
    box-shadow:
        0 4px 16px rgba(0, 0, 0, 0.7),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.fx-btn-modal.active {
    display: block;
    animation: fx-modal-in 0.12s ease-out;
}

@keyframes fx-modal-in {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-3px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.fx-modal-content {
    display: flex;
    gap: 6px;
}

.fx-slider-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 22px;
}

.fx-slider-group label {
    font-size: 6px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.3px;
    margin-bottom: 2px;
}

.fx-slider-group .fx-slider-value {
    font-size: 7px;
    font-weight: 600;
    color: #22c55e;
    margin-top: 2px;
}

/* Fader track container */
.fx-fader-track {
    position: relative;
    width: 8px;
    height: 60px;
    background: linear-gradient(180deg,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0.4) 100%);
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Fader vertical real con input range */
.fx-volume-slider,
.fx-pitch-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 60px;
    height: 8px;
    background: transparent;
    transform: rotate(-90deg);
    transform-origin: center center;
    margin: 26px -26px;
    cursor: pointer;
    position: relative;
}

/* Track del slider */
.fx-volume-slider::-webkit-slider-runnable-track,
.fx-pitch-slider::-webkit-slider-runnable-track {
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(30, 30, 40, 0.8) 100%);
    border-radius: 2px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.6);
}

/* Thumb estilo fader de DJ */
.fx-volume-slider::-webkit-slider-thumb,
.fx-pitch-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 10px;
    margin-top: -3px;
    background: linear-gradient(180deg,
        #4a4a5a 0%,
        #3a3a4a 30%,
        #2a2a3a 70%,
        #1a1a2a 100%);
    border-radius: 2px;
    cursor: grab;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
}

.fx-volume-slider::-webkit-slider-thumb:hover,
.fx-pitch-slider::-webkit-slider-thumb:hover {
    background: linear-gradient(180deg,
        #5a5a6a 0%,
        #4a4a5a 30%,
        #3a3a4a 70%,
        #2a2a3a 100%);
}

.fx-volume-slider::-webkit-slider-thumb:active,
.fx-pitch-slider::-webkit-slider-thumb:active {
    cursor: grabbing;
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

/* Firefox */
.fx-volume-slider::-moz-range-track,
.fx-pitch-slider::-moz-range-track {
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(30, 30, 40, 0.8) 100%);
    border-radius: 2px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.fx-volume-slider::-moz-range-thumb,
.fx-pitch-slider::-moz-range-thumb {
    width: 16px;
    height: 10px;
    background: linear-gradient(180deg,
        #4a4a5a 0%,
        #3a3a4a 30%,
        #2a2a3a 70%,
        #1a1a2a 100%);
    border-radius: 2px;
    cursor: grab;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Indicador LED para volumen */
.fx-slider-group[data-type="volume"] .fx-slider-value {
    color: #00d4ff;
}

/* Indicador LED para pitch */
.fx-slider-group[data-type="pitch"] .fx-slider-value {
    color: #60a5fa;
}

/* Línea central para pitch (indica el 0) */
.fx-slider-group[data-type="pitch"]::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
    pointer-events: none;
}

/* Botón Abrir para cargar samples */
.fx-load-btn {
    width: 100%;
    margin-top: 6px;
    padding: 4px 8px;
    font-size: 7px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #fff;
    background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
    border: 1px solid rgba(59, 130, 246, 0.5);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.fx-load-btn:hover {
    background: linear-gradient(180deg, #60a5fa 0%, #3b82f6 100%);
    box-shadow:
        0 2px 8px rgba(59, 130, 246, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.fx-load-btn:active {
    transform: translateY(1px);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.3),
        inset 0 1px 2px rgba(0, 0, 0, 0.2);
}