/* =================================================================
   IMAGE COMBINER STYLES
   ================================================================= */

#combine-container {
    position: relative;
    animation: fadeIn 0.3s ease-out;
}

.preview-container {
    position: relative;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
}

#combine-canvas {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.add-more-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
}

.add-more-overlay .btn {
    background: rgba(74, 111, 220, 0.95);
    color: white;
    border: 3px solid white;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
    cursor: pointer;
}

.add-more-overlay .btn:hover {
    background: rgba(103, 58, 183, 0.95);
    transform: scale(1.05);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
}

.add-more-overlay .btn i {
    font-size: 1.3rem;
    margin-right: 0.5rem;
}

.combine-controls {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
}

.combine-controls .tool-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.combine-controls label {
    color: var(--text-color);
    font-weight: 600;
    margin: 0;
}

#spacing-slider {
    width: 200px;
    accent-color: var(--primary-color);
}

#spacing-value {
    color: var(--primary-color);
    font-weight: 600;
    min-width: 40px;
}

#bg-color {
    width: 60px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    background: transparent;
}

#bg-color::-webkit-color-swatch-wrapper {
    padding: 2px;
}

#bg-color::-webkit-color-swatch {
    border: none;
    border-radius: 6px;
}

.layout-btn {
    background: var(--card-bg);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.layout-btn:hover {
    background: var(--card-hover-bg);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.layout-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-color: var(--primary-color);
}

.layout-btn i {
    font-size: 1.1rem;
}
 

#file-list li i {
    color: var(--primary-color);
}

#combine-btn {
    width: 100%;
}

.floating-download-btn {
    display: none;
}

@media (max-width: 768px) {
    .combine-controls .tool-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    #spacing-slider {
        width: 100%;
    }
    
    .action-btn {
        width: 100%;
        justify-content: center;
    }
    
    .floating-download-btn {
        bottom: 1rem;
        right: 1rem;
    }
    
    .floating-download-btn .btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@media (max-width: 768px) {
    .combine-controls .tool-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    #spacing-slider {
        width: 100%;
    }
    
    .layout-btn {
        width: 100%;
        justify-content: center;
    }
    
    .floating-download-btn {
        bottom: 1rem;
        right: 1rem;
    }
    
    .floating-download-btn .btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .add-more-overlay .btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}