/* Blend Mode Menu Styles */
#blend-mode-menu {
    position: absolute;
    top: 0;
    left: 0;
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 4px;
    z-index: 10000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    min-width: 200px;
}

#blend-mode-menu .blend-menu-title-bar {
    background: #3a3a3a;
    color: white;
    padding: 8px 10px;
    cursor: move;
    user-select: none;
    border-radius: 3px 3px 0 0;
    font-size: 12px;
    font-weight: bold;
    border-bottom: 1px solid #4a4a4a;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#blend-mode-menu .blend-menu-title-text {
    flex: 1;
    cursor: move;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#blend-mode-menu .blend-menu-close-button {
    background: none;
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    margin: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 3px;
    transition: background-color 0.2s;
}

#blend-mode-menu .blend-menu-close-button:hover {
    background-color: #4a4a4a;
}

#blend-mode-menu .blend-menu-close-button:focus {
    background-color: transparent;
}

#blend-mode-menu .blend-menu-content {
    padding: 5px;
}

#blend-mode-menu .blend-area-container {
    padding: 5px 10px;
    border-bottom: 1px solid #4a4a4a;
}

#blend-mode-menu .blend-area-label {
    color: white;
    display: block;
    margin-bottom: 5px;
    font-size: 12px;
}

#blend-mode-menu .blend-area-slider {
    width: 100%;
    margin: 5px 0;
    -webkit-appearance: none;
    height: 4px;
    background: #555;
    border-radius: 2px;
    outline: none;
}

#blend-mode-menu .blend-area-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: #e0e0e0;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid #555;
    transition: background 0.2s;
}

#blend-mode-menu .blend-area-slider::-webkit-slider-thumb:hover {
    background: #fff;
}

#blend-mode-menu .blend-area-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: #e0e0e0;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid #555;
}

#blend-mode-menu .blend-mode-container {
    margin-bottom: 5px;
}

#blend-mode-menu .blend-mode-option {
    padding: 5px 10px;
    color: white;
    cursor: pointer;
    transition: background-color 0.2s;
}

#blend-mode-menu .blend-mode-option:hover {
    background-color: #3a3a3a;
}

#blend-mode-menu .blend-mode-option.active {
    background-color: #3a3a3a;
}

#blend-mode-menu .blend-opacity-slider {
    width: 100%;
    margin: 5px 0;
    display: none;
    -webkit-appearance: none;
    height: 4px;
    background: #555;
    border-radius: 2px;
    outline: none;
}

#blend-mode-menu .blend-mode-container.active .blend-opacity-slider {
    display: block;
}

#blend-mode-menu .blend-opacity-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: #e0e0e0;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid #555;
    transition: background 0.2s;
}

#blend-mode-menu .blend-opacity-slider::-webkit-slider-thumb:hover {
    background: #fff;
}

#blend-mode-menu .blend-opacity-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: #e0e0e0;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid #555;
}