.image-converter-container{margin:40px auto;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}.converter-card{background:#fff;border-radius:12px;padding:40px;box-shadow:0 14px 16px rgb(8 14 53 / 68%)}.converter-card h2{margin:0 0 10px 0;color:#1a1a1a;font-size:28px}.subtitle{color:#666;margin:0 0 30px 0}.drag-drop-area{border:3px dashed #cbd5e0;border-radius:12px;padding:50px 20px;text-align:center;background:#f7fafc;transition:all 0.3s ease;cursor:pointer}.drag-drop-area:hover{border-color:#4CAF50;background:#f0fff4}.drag-drop-area.drag-over{border-color:#4CAF50;background:#e6f7e6;transform:scale(1.02)}.upload-icon{font-size:48px;margin-bottom:15px}.upload-text{font-size:18px;color:#333;margin:10px 0;font-weight:500}.upload-subtext{color:#999;font-size:14px;margin:5px 0 15px 0}.btn-browse{background:#4CAF50;color:#fff;border:none;padding:12px 30px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:background 0.3s}.btn-browse:hover{background:#45a049}.file-preview-list{margin:20px 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:15px}.file-preview-item{position:relative;border:2px solid #e0e0e0;border-radius:8px;padding:10px;text-align:center;background:#fafafa}.file-preview-item img{width:100%;height:120px;object-fit:cover;border-radius:6px;margin-bottom:8px}.file-preview-name{font-size:12px;color:#666;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-preview-size{font-size:11px;color:#999;margin-top:3px}.remove-file{position:absolute;top:5px;right:5px;background:#f44336;color:#fff;border:none;width:24px;height:24px;border-radius:50%;cursor:pointer;font-size:16px;line-height:1;padding:0}.remove-file:hover{background:#d32f2f}.settings-section{margin:30px 0;padding:25px;background:#f8f9fa;border-radius:8px}.settings-section h3{margin:0 0 20px 0;color:#333;font-size:18px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;color:#333;font-weight:500}.form-group input[type='number'],.form-group input[type='range'],.form-group select{width:100%;padding:12px;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;transition:border-color 0.3s}.form-group input[type='range']{padding:0;height:8px;cursor:pointer}.form-group input:focus,.form-group select:focus{outline:none;border-color:#4CAF50}.form-group small{display:block;margin-top:5px;color:#999;font-size:12px}.resize-note{display:block;margin-top:10px;padding:10px;background:#e3f2fd;border-left:3px solid #2196F3;color:#1565C0;border-radius:4px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.button-group{display:grid;grid-template-columns:auto 1fr;gap:15px;align-items:center}.btn-reset{padding:15px 25px;background:#ff9800;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background 0.3s;white-space:nowrap}.btn-reset:hover{background:#f57c00}.btn-convert,.btn-download-all{width:100%;padding:15px;background:#4CAF50;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background 0.3s;text-align:center}.btn-convert:hover,.btn-download-all:hover{background:#45a049}.btn-convert:disabled{background:#ccc;cursor:not-allowed}.btn-download-all{margin-top:20px;background:#2196F3}.btn-download-all:hover{background:#1976D2}#results-container{margin-top:30px;padding-top:30px;border-top:2px solid #e0e0e0}#results-container h3{margin:0 0 20px 0;color:#333}.results-list{display:flex;flex-direction:column;gap:15px}.result-item{display:flex;align-items:center;justify-content:space-between;padding:15px;background:#f8f9fa;border-radius:8px;border-left:4px solid #4CAF50}.result-info{flex:1}.result-name{font-weight:600;color:#333;margin-bottom:5px}.result-details{font-size:13px;color:#666}.result-actions{display:flex;gap:10px}.btn-download-single{padding:8px 20px;background:#4CAF50;color:#fff;text-decoration:none;border-radius:6px;font-size:14px;transition:background 0.3s}.btn-download-single:hover{background:#45a049}.error-message{padding:15px;background:#ffebee;color:#c62828;border-radius:8px;margin-top:20px}@media (max-width:768px){.converter-card{padding:20px}.form-row,.button-group{grid-template-columns:1fr}.file-preview-list{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}.result-item{flex-direction:column;align-items:flex-start;gap:10px}}