#sound-settings-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.90);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 120;
}

#sound-settings-box {
    background-color: var(--background, #1a1a2e);
    border-radius: 12px;
    color: var(--light-text, #e0e0f0);
    border: 3px solid var(--primary-neon, #bd00ff);
    box-shadow: 0 0 40px var(--primary-neon, #bd00ff),
                0 0 80px rgba(189, 0, 255, 0.12);
    max-width: 92vw;
    width: 420px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    text-align: center;
}

#sound-settings-box h1 {
    color: var(--primary-neon, #bd00ff);
    text-shadow: 0 0 18px var(--primary-neon, #bd00ff),
                 0 0 35px var(--primary-neon, #bd00ff);
    margin-bottom: 20px;
    font-size: 1.5em;
    letter-spacing: 2px;
    flex-shrink: 0;
    padding: 28px 36px 0;
}

#sound-settings-scroll {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 4px 36px 16px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-neon, #bd00ff) transparent;
}

#sound-settings-scroll::-webkit-scrollbar { width: 4px; }
#sound-settings-scroll::-webkit-scrollbar-thumb {
    background: var(--primary-neon, #bd00ff);
    border-radius: 10px;
}

#sound-settings-footer {
    flex-shrink: 0;
    padding: 0 36px 24px;
    border-top: 1px solid rgba(189, 0, 255, 0.2);
    background: var(--background, #1a1a2e);
    margin-top: 0;
}

.sound-section-title {
    color: var(--secondary-neon, #00ffc8);
    text-shadow: 0 0 8px var(--secondary-neon, #00ffc8);
    font-size: 12px;
    letter-spacing: 2px;
    margin: 4px 0 10px;
    text-align: left;
}

.sound-divider {
    border: none;
    border-top: 1px solid rgba(189, 0, 255, 0.25);
    margin: 16px 0 12px;
}

.sound-master-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(189, 0, 255, 0.2);
    margin-bottom: 12px;
}

.sound-master-row label:first-child {
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 1px;
    color: var(--light-text, #e0e0f0);
}

.sound-volume-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(189, 0, 255, 0.15);
    margin-bottom: 4px;
}

.sound-volume-row label {
    font-size: 12px;
    letter-spacing: 1px;
    color: var(--light-text, #e0e0f0);
    white-space: nowrap;
}

.sound-volume-row input[type="range"] {
    flex: 1;
    accent-color: var(--primary-neon, #bd00ff);
    cursor: pointer;
}

#sound-volume-val {
    font-size: 13px;
    color: var(--secondary-neon, #00ffc8);
    min-width: 38px;
    text-align: right;
}

#sound-toggle-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.sound-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 14px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(189, 0, 255, 0.15);
    transition: background 0.18s;
}

.sound-row:hover { background: rgba(189, 0, 255, 0.07); }

.sound-row-label {
    font-size: 13px;
    color: var(--light-text, #e0e0f0);
    letter-spacing: 0.4px;
}

.sound-toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.sound-toggle input { opacity: 0; width: 0; height: 0; }

.sound-toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(189, 0, 255, 0.4);
    border-radius: 24px;
    transition: background 0.2s;
}

.sound-toggle-slider::before {
    content: '';
    position: absolute;
    width: 17px; height: 17px;
    left: 3px; bottom: 3px;
    background: var(--grey-control, #3a3a5a);
    border-radius: 50%;
    transition: transform 0.2s, background 0.2s;
}

.sound-toggle input:checked + .sound-toggle-slider {
    background: rgba(189, 0, 255, 0.25);
    border-color: var(--primary-neon, #bd00ff);
    box-shadow: 0 0 8px var(--primary-neon, #bd00ff);
}

.sound-toggle input:checked + .sound-toggle-slider::before {
    transform: translateX(20px);
    background: var(--primary-neon, #bd00ff);
}

#sound-per-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}

.sound-per-row {
    border-radius: 8px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(189,0,255,0.18);
    overflow: hidden;
    transition: border-color 0.2s;
}

.sound-per-row:hover {
    border-color: rgba(189,0,255,0.4);
}

.spr-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 14px;
}

.spr-label {
    font-size: 13px;
    color: var(--light-text, #e0e0f0);
    letter-spacing: 0.4px;
}

.spr-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.spr-status {
    font-size: 10px;
    letter-spacing: 1.5px;
    font-weight: 700;
    border-radius: 4px;
    padding: 2px 7px;
    pointer-events: none;
    user-select: none;
    transition: background 0.2s, color 0.2s;
}

.spr-status--on {
    background: rgba(0, 255, 150, 0.12);
    color: #00ff96;
    border: 1px solid rgba(0, 255, 150, 0.35);
}

.spr-status--off {
    background: rgba(255, 60, 60, 0.1);
    color: #ff6060;
    border: 1px solid rgba(255, 60, 60, 0.3);
}

.spr-test-btn {
    background: transparent;
    border: 1px solid rgba(189,0,255,0.5);
    color: var(--primary-neon, #bd00ff);
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 11px;
    cursor: pointer;
    transition: background 0.15s, box-shadow 0.15s;
    min-width: auto;
    box-shadow: none;
}

.spr-test-btn:hover {
    background: rgba(189,0,255,0.15);
    box-shadow: 0 0 8px var(--primary-neon, #bd00ff);
}

.spr-sliders {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 6px 14px 10px;
    background: rgba(0,0,0,0.15);
    border-top: 1px solid rgba(189,0,255,0.1);
}

.spr-slider-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.spr-slider-row > span:first-child {
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--secondary-neon, #00ffc8);
    min-width: 38px;
    text-align: right;
}

.spr-slider-row input[type="range"] {
    flex: 1;
    accent-color: var(--primary-neon, #bd00ff);
    cursor: pointer;
}

.spr-vol-val,
.spr-pitch-val {
    font-size: 11px;
    color: var(--light-text, #e0e0f0);
    min-width: 42px;
    text-align: right;
}

.spr-variant-name {
    font-size: 10px;
    color: var(--secondary-neon, #00ffc8);
    letter-spacing: 0.5px;
    opacity: 0.75;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.spr-edit-btn {
    background: transparent;
    border: 1px solid rgba(189,0,255,0.4);
    color: var(--primary-neon, #bd00ff);
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 11px;
    cursor: pointer;
    min-width: auto;
    box-shadow: none;
    transition: background 0.15s;
}

.spr-edit-btn:hover {
    background: rgba(189,0,255,0.15);
    box-shadow: 0 0 8px var(--primary-neon, #bd00ff);
}

#sound-variant-editor {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.92);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 130;
}

#sound-variant-box {
    background: var(--background, #1a1a2e);
    border: 3px solid var(--primary-neon, #bd00ff);
    box-shadow: 0 0 40px var(--primary-neon, #bd00ff),
                0 0 80px rgba(189,0,255,0.12);
    border-radius: 12px;
    max-width: 92vw;
    width: 440px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    text-align: center;
}

#sound-variant-title {
    color: var(--primary-neon, #bd00ff);
    text-shadow: 0 0 18px var(--primary-neon, #bd00ff),
                 0 0 35px var(--primary-neon, #bd00ff);
    font-size: 1.2em;
    letter-spacing: 2px;
    padding: 22px 28px 0;
    flex-shrink: 0;
    margin: 0 0 12px;
}

#sound-variant-list {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 4px 24px 12px;
    display: flex;
    flex-direction: column;
    gap: 7px;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-neon, #bd00ff) transparent;
}

#sound-variant-list::-webkit-scrollbar { width: 4px; }
#sound-variant-list::-webkit-scrollbar-thumb {
    background: var(--primary-neon, #bd00ff);
    border-radius: 10px;
}

.variant-card {
    border: 1px solid rgba(189,0,255,0.2);
    border-radius: 8px;
    padding: 9px 14px;
    background: rgba(255,255,255,0.03);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    transition: border-color 0.2s, background 0.2s;
}

.variant-card--active {
    border-color: var(--primary-neon, #bd00ff);
    background: rgba(189,0,255,0.07);
    box-shadow: 0 0 10px rgba(189,0,255,0.2);
}

.variant-card-header {
    flex: 1;
    text-align: left;
}

.variant-name {
    font-size: 13px;
    color: var(--light-text, #e0e0f0);
    letter-spacing: 0.4px;
}

.variant-card--active .variant-name {
    color: var(--primary-neon, #bd00ff);
    text-shadow: 0 0 8px var(--primary-neon, #bd00ff);
}

.variant-card-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.variant-test-btn {
    background: transparent;
    border: 1px solid rgba(189,0,255,0.5);
    color: var(--primary-neon, #bd00ff);
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 11px;
    cursor: pointer;
    min-width: auto;
    box-shadow: none;
    transition: background 0.15s;
}

.variant-test-btn:hover {
    background: rgba(189,0,255,0.15);
    box-shadow: 0 0 8px var(--primary-neon, #bd00ff);
}

.variant-select-btn {
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 5px;
    cursor: pointer;
    letter-spacing: 0.5px;
    background: var(--primary-dark, #4b0082);
    color: var(--secondary-neon, #00ffc8);
    border: 1px solid var(--primary-neon, #bd00ff);
    box-shadow: none;
    transition: background 0.15s;
    min-width: 90px;
}

.variant-select-btn:hover {
    background: rgba(189,0,255,0.2);
}

#sound-variant-footer {
    flex-shrink: 0;
    padding: 0 24px 20px;
    border-top: 1px solid rgba(189,0,255,0.2);
    background: var(--background, #1a1a2e);
    margin-top: 0;
}