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#0000001a;flex-shrink:0}input[type=checkbox]:checked{background:#99c860}input[type=checkbox]:before{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:#fff;top:2px;left:2px;transition:transform .2s ease;box-shadow:0 1px 2px #0000001a}input[type=checkbox]:checked:before{transform:translate(18px)}input[type=checkbox]:hover:before{box-shadow:0 1px 3px #00000026}.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;background-color:#00000080;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.modal-content{background-color:#fff;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);border-radius:15px;width:80%;max-width:800px;max-height:80vh;overflow:hidden;box-shadow:0 10px 30px #0000004d}@media (max-width: 768px){.modal-content{width:95%;max-width:none;max-height:90vh;border-radius:10px}.modal-header{padding:15px 20px}.modal-body{padding:20px}#presets-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:15px}.preset-item{padding:10px}.preset-image{width:120px;height:120px}.preset-name{font-size:12px}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 25px;border-bottom:1px solid #eee;background-color:#f8f9fa}.modal-header h2{margin:0;color:#333}.close{font-size:28px;font-weight:700;cursor:pointer;color:#999;transition:color .2s}.close:hover{color:#333}.modal-body{padding:25px;max-height:calc(80vh - 100px);overflow-y:auto}#presets-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:20px}.preset-item{display:flex;flex-direction:column;align-items:center;padding:15px;border:2px solid #eee;border-radius:10px;cursor:pointer;transition:all .2s ease;background:#fff}.preset-item:hover{border-color:#ddd;box-shadow:0 4px 12px #0000001a;transform:translateY(-2px)}.preset-item.selected{border-color:#007bff;box-shadow:0 0 0 3px #007bff1a}.preset-image{width:140px;height:140px;border-radius:8px;overflow:hidden;margin-bottom:10px;background:#f8f9fa;display:flex;align-items:center;justify-content:center;border:1px solid #eee}.preset-image img{width:100%;height:100%;object-fit:cover}.new-preset-icon{font-size:48px;color:#999;font-weight:300}.preset-name{text-align:center;font-weight:500;color:#333;font-size:14px}@media (max-width: 480px){#tools-panel{top:5px;left:5px;right:5px;max-height:50vh}#tools-content{max-height:calc(50vh - 60px);padding:8px 12px;gap:8px}#tools-header{padding:8px 12px}#tools-header h2{font-size:14px}.header-btn{padding:4px 8px;font-size:11px}button{padding:8px 12px;font-size:13px}.ui-control{margin-bottom:6px}.ui-control label{font-size:12px}select,input[type=range]{width:100px}input[type=color]{width:100px;height:28px}.ui-section h3{font-size:13px;margin-bottom:8px}.ui-group-horizontal{gap:8px;align-items:stretch}.ui-group-horizontal .ui-control{margin-bottom:4px}#presets-grid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px}.preset-image{width:90px;height:90px}.new-preset-icon{font-size:32px}.preset-name{font-size:11px}}#handle-context-menu{position:absolute;display:none;background-color:#333;border:1px solid #555;border-radius:4px;padding:8px 0;min-width:150px;z-index:1000;color:#fff;font-size:14px;font-family:Arial,sans-serif;box-shadow:0 2px 10px #00000080}#handle-context-menu .menu-item{padding:8px 16px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:background-color .2s ease}#handle-context-menu .menu-item:hover{background-color:#555}#handle-color-picker{position:absolute;display:none;z-index:1000;width:5px;visibility:hidden;height:5px;border:none;cursor:pointer;border-radius:4px;box-shadow:0 2px 8px #0000004d}