*{box-sizing:border-box}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden}body{color:#333;background-color:#f0f2f5}#root{width:100%;height:100%}button,input,select,textarea{font-family:inherit}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#888;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#555}.editor-panel{flex:1;display:flex;flex-direction:column;background-color:#f5f5f5;overflow:hidden}.editor-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#999}.editor-empty-state h2{font-size:24px;margin-bottom:12px}.editor-empty-state p{font-size:14px;color:#bbb}.editor-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;background-color:#fff;border-bottom:1px solid #e0e0e0}.editor-header h3{margin:0;font-size:16px;font-weight:500;color:#333}.editor-info{font-size:13px;color:#999}.editor-content{flex:1;display:flex;align-items:center;justify-content:center;padding:20px;overflow:auto}.editor-preview-image{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 2px 8px #0000001a}.editor-loading{font-size:14px;color:#999}.upload-zone{min-width:200px;height:120px;border:2px dashed #ccc;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;background-color:#fafafa}.upload-zone:hover{border-color:#1890ff;background-color:#f0f8ff}.upload-zone.dragging{border-color:#1890ff;background-color:#e6f7ff}.upload-zone-content{text-align:center}.upload-icon{font-size:32px;display:block;margin-bottom:8px}.upload-zone p{margin:0;font-size:14px;color:#666}.image-thumbnail{display:flex;flex-direction:column;width:120px;border:2px solid #e0e0e0;border-radius:8px;overflow:hidden;transition:all .2s ease;background-color:#fff;flex-shrink:0}.image-thumbnail:hover{border-color:#1890ff;box-shadow:0 2px 8px #1890ff4d}.image-thumbnail.active{border-color:#1890ff;border-width:3px}.thumbnail-image-wrapper{position:relative;width:100%;height:90px;cursor:pointer;overflow:hidden}.thumbnail-image{width:100%;height:100%;object-fit:cover}.thumbnail-name{position:absolute;bottom:0;left:0;right:0;padding:4px;background-color:#000000b3;color:#fff;font-size:11px;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thumbnail-actions{display:flex;gap:4px;padding:4px;background:linear-gradient(to bottom,#f8f9fa,#e9ecef);border-top:1px solid #dee2e6}.thumbnail-button{flex:1;height:28px;border:none;border-radius:6px;cursor:pointer;font-size:12px;font-weight:500;display:flex;align-items:center;justify-content:center;gap:4px;transition:all .25s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.thumbnail-button:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#ffffff4d,#fff0);opacity:0;transition:opacity .25s ease}.thumbnail-button:hover:before{opacity:1}.thumbnail-button:active{transform:scale(.95)}.button-icon{font-size:16px;font-weight:700;line-height:1}.button-text{font-size:11px;letter-spacing:.3px}.thumbnail-button.download{background:linear-gradient(135deg,#52c41a,#389e0d);color:#fff;box-shadow:0 2px 4px #52c41a4d}.thumbnail-button.download:hover{background:linear-gradient(135deg,#73d13d,#52c41a);box-shadow:0 4px 8px #52c41a66;transform:translateY(-2px)}.thumbnail-button.remove{background:linear-gradient(135deg,#ff4d4f,#cf1322);color:#fff;box-shadow:0 2px 4px #ff4d4f4d}.thumbnail-button.remove:hover{background:linear-gradient(135deg,#ff7875,#ff4d4f);box-shadow:0 4px 8px #ff4d4f66;transform:translateY(-2px)}.preview-panel{height:180px;border-top:1px solid #e0e0e0;background-color:#fff}.preview-panel-content{height:100%;display:flex;gap:12px;padding:20px}.preview-upload-area{flex-shrink:0}.preview-scroll-container{flex:1;display:flex;align-items:center;gap:12px;overflow-x:auto;overflow-y:hidden;scroll-behavior:smooth}.preview-scroll-container::-webkit-scrollbar{height:8px}.preview-scroll-container::-webkit-scrollbar-track{background:#f1f1f1}.preview-scroll-container::-webkit-scrollbar-thumb{background:#888;border-radius:4px}.preview-scroll-container::-webkit-scrollbar-thumb:hover{background:#555}.preview-clear-area{flex-shrink:0;display:flex;align-items:center}.clear-all-button{width:50px;height:120px;border:2px dashed #ff4d4f;border-radius:8px;background:linear-gradient(135deg,#fff1f0,#ffccc7);color:#ff4d4f;font-size:24px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.clear-all-button:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#ff4d4f1a,#ff4d4f00);opacity:0;transition:opacity .3s ease}.clear-all-button:hover:before{opacity:1}.clear-all-button:hover{background:linear-gradient(135deg,#ffccc7,#ffa39e);border-color:#cf1322;transform:scale(1.05);box-shadow:0 4px 12px #ff4d4f4d}.clear-all-button:active{transform:scale(.95);box-shadow:0 2px 6px #ff4d4f33}.form-control{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:#333;margin-bottom:6px}.color-picker-input{width:100%;height:40px;border:1px solid #d9d9d9;border-radius:4px;cursor:pointer}.slider-input{width:100%;height:6px;border-radius:3px;background:#d3d3d3;outline:none;appearance:none}.slider-input::-webkit-slider-thumb{appearance:none;width:16px;height:16px;border-radius:50%;background:#1890ff;cursor:pointer}.slider-input::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#1890ff;cursor:pointer;border:none}.select-input{width:100%;height:36px;padding:0 12px;border:1px solid #d9d9d9;border-radius:4px;font-size:14px;background-color:#fff;cursor:pointer}.select-input:focus{outline:none;border-color:#1890ff}.switch-container{display:flex;align-items:center;cursor:pointer;-webkit-user-select:none;user-select:none}.switch-input{position:absolute;opacity:0;width:0;height:0}.switch-slider{position:relative;display:inline-block;width:44px;height:22px;background-color:#ccc;border-radius:22px;transition:background-color .2s}.switch-slider:before{content:"";position:absolute;height:18px;width:18px;left:2px;bottom:2px;background-color:#fff;border-radius:50%;transition:transform .2s}.switch-input:checked+.switch-slider{background-color:#1890ff}.switch-input:checked+.switch-slider:before{transform:translate(22px)}.switch-label{margin-left:8px;font-size:14px;color:#333}.control-panel{width:320px;border-left:1px solid #e0e0e0;background-color:#fff;display:flex;flex-direction:column;overflow:hidden}.control-header{padding:16px;border-bottom:1px solid #e0e0e0}.control-header-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.control-header h3{margin:0;font-size:16px;font-weight:500;color:#333}.toggle-all-button{padding:6px 12px;border:1px solid #d9d9d9;border-radius:6px;background:linear-gradient(135deg,#f0f0f0,#e0e0e0);color:#333;font-size:12px;font-weight:500;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;gap:4px;box-shadow:0 1px 3px #0000001a}.toggle-all-button:hover{background:linear-gradient(135deg,#e0e0e0,#d0d0d0);border-color:#1890ff;box-shadow:0 2px 6px #1890ff33;transform:translateY(-1px)}.toggle-all-button:active{transform:translateY(0) scale(.98);box-shadow:0 1px 3px #0000001a}.add-watermark-buttons{display:flex;gap:8px}.add-button{flex:1;padding:8px;border:1px solid #d9d9d9;border-radius:4px;background-color:#fff;font-size:13px;cursor:pointer;transition:all .2s ease}.add-button:hover{border-color:#1890ff;color:#1890ff}.control-body{flex:1;overflow-y:auto;padding:16px}.empty-watermarks{text-align:center;padding:40px 20px;color:#999}.empty-watermarks p{margin:0 0 8px;font-size:14px}.empty-watermarks .hint{font-size:12px;color:#bbb}.watermarks-list{display:flex;flex-direction:column;gap:16px}.watermark-config-item{border:1px solid #e0e0e0;border-radius:8px;overflow:hidden;background-color:#fafafa}.config-header{display:flex;justify-content:space-between;align-items:center;padding:12px;background-color:#fff;border-bottom:1px solid #e0e0e0}.config-title-row{display:flex;align-items:center;gap:8px}.expand-toggle{width:24px;height:24px;border:none;background:transparent;color:#666;font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s ease;flex-shrink:0}.expand-toggle:hover{background-color:#f0f0f0;color:#1890ff}.expand-toggle:active{transform:scale(.9)}.config-header h4{margin:0;font-size:14px;font-weight:500;color:#333}.config-header-actions{display:flex;align-items:center;gap:8px}.config-header-actions .form-control{margin-bottom:0}.remove-button{width:32px;height:32px;border:none;border-radius:6px;background:linear-gradient(135deg,#ff4d4f,#cf1322);color:#fff;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 6px #ff4d4f4d;position:relative;overflow:hidden}.remove-button:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#fff3,#fff0);opacity:0;transition:opacity .3s ease}.remove-button:hover:before{opacity:1}.remove-button:hover{background:linear-gradient(135deg,#ff7875,#ff4d4f);box-shadow:0 4px 10px #ff4d4f66;transform:translateY(-1px)}.remove-button:active{transform:translateY(0) scale(.95);box-shadow:0 2px 4px #ff4d4f4d}.config-body{padding:16px}.text-input{width:100%;padding:8px 12px;border:1px solid #d9d9d9;border-radius:4px;font-size:14px}.text-input:focus{outline:none;border-color:#1890ff}.upload-button{width:100%;padding:8px;border:1px solid #1890ff;border-radius:4px;background-color:#fff;color:#1890ff;font-size:14px;cursor:pointer;transition:all .2s ease}.upload-button:hover{background-color:#1890ff;color:#fff}.watermark-preview{margin-top:8px;padding:8px;border:1px solid #e0e0e0;border-radius:4px;background-color:#fff;text-align:center}.watermark-preview img{max-width:100%;max-height:100px;object-fit:contain}.app{display:flex;flex-direction:column;height:100vh;overflow:hidden}.app-header{height:56px;padding:0 24px;background:linear-gradient(135deg,#1890ff,#096dd9);color:#fff;box-shadow:0 2px 8px #0000001a;display:flex;align-items:center;justify-content:space-between}.header-left{display:flex;align-items:center;gap:12px}.app-header h1{margin:0;font-size:18px;font-weight:600;letter-spacing:.5px}.header-badge{padding:4px 12px;background:#fff3;border-radius:12px;font-size:12px;font-weight:500;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.3)}.header-download-button{height:40px;padding:0 20px;border:none;border-radius:6px;cursor:pointer;font-size:14px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s cubic-bezier(.4,0,.2,1);background:#fffffff2;color:#1890ff;box-shadow:0 2px 8px #00000026}.header-download-button:hover:not(:disabled){background:#fff;box-shadow:0 4px 12px #0003;transform:translateY(-1px)}.header-download-button:active:not(:disabled){transform:translateY(0) scale(.98);box-shadow:0 2px 6px #00000026}.header-download-button:disabled{background:#ffffff80;cursor:not-allowed;opacity:.6}.header-download-button .download-icon{font-size:18px}.header-download-button .download-text{font-size:14px}.app-main{flex:1;display:flex;overflow:hidden;min-height:0}