.url-converter-container{display:flex;flex-direction:column;gap:20px;width:100%}.standard-selector{display:flex;gap:10px}.standard-button{background:none;border:1px solid #1890ff;border-radius:4px;color:#1890ff;cursor:pointer;padding:8px 16px;transition:all .3s}.standard-button.active{background:#1890ff;color:#fff}.standard-note{background-color:#fff1f0;border:1px solid #ffccc7;border-radius:4px;color:#ff4d4f;font-size:14px;padding:8px}.converter-layout{align-items:stretch;display:flex;gap:15px}.converter-input,.converter-output{border:1px solid #ddd;border-radius:4px;flex:1 1;font-family:monospace;font-size:14px;min-height:200px;padding:12px;resize:vertical}.operation-buttons{display:flex;flex-direction:column;gap:10px;justify-content:center}.operation-button{background-color:#1890ff;border:none;border-radius:4px;color:#fff;cursor:pointer;padding:10px 20px;transition:background-color .3s;white-space:nowrap}.operation-button:hover{background-color:#40a9ff}.operation-button.extract{background-color:#52c41a}.operation-button.extract:hover{background-color:#73d13d}.params-section{background:#fff;border:1px solid #ddd;border-radius:4px;padding:15px}.params-section h3{color:#333;margin:0 0 15px}.params-table{border-collapse:collapse;width:100%}.params-table td,.params-table th{border:1px solid #ddd;padding:8px;text-align:left}.params-table th{background-color:#fafafa}@media (max-width:768px){.converter-layout{flex-direction:column}.operation-buttons{flex-direction:row;justify-content:center}}.timestamp-container{display:flex;flex-direction:column;gap:24px;width:100%}.section{background:#fff;border:1px solid #e8e8e8;border-radius:8px;padding:20px}.section h3{color:#333;font-size:18px;margin:0 0 16px}.info-grid{grid-gap:16px;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.info-item{align-items:center;display:flex;gap:12px}.info-item label{color:#666;font-weight:500;min-width:120px}.info-item span{color:#1890ff;font-family:monospace;font-size:14px}.convert-group{display:flex;gap:12px;margin-bottom:16px}.timestamp-input{border:1px solid #d9d9d9;border-radius:4px;flex:1 1;font-family:monospace;font-size:14px;padding:8px 12px}.timestamp-input:focus{border-color:#1890ff;box-shadow:0 0 0 2px #1890ff1a;outline:none}.calculate-button,.convert-button{background:#1890ff;border:none;border-radius:4px;color:#fff;cursor:pointer;padding:8px 16px;transition:background .3s}.calculate-button:hover,.convert-button:hover{background:#40a9ff}.diff-inputs{display:flex;gap:12px;margin-bottom:16px}.converted-time,.diff-result{background:#f5f5f5;border-radius:4px;color:#333;font-family:monospace;margin-top:12px;padding:12px}.input-with-unit{display:flex;flex:1 1;gap:8px}.unit-select{background:#fff;border:1px solid #d9d9d9;border-radius:4px;cursor:pointer;min-width:80px;padding:8px}.unit-select:focus{border-color:#1890ff;box-shadow:0 0 0 2px #1890ff1a;outline:none}.input-with-unit .timestamp-input{flex:1 1}.timezone-selector{align-items:center;display:flex;gap:12px;margin-bottom:16px}.timezone-select{background:#fff;border:1px solid #d9d9d9;border-radius:4px;cursor:pointer;flex:1 1;max-width:400px;padding:8px}.timezone-select:focus{border-color:#1890ff;box-shadow:0 0 0 2px #1890ff1a;outline:none}@media (max-width:768px){.info-grid{grid-template-columns:1fr}.convert-group,.diff-inputs,.input-with-unit{flex-direction:column}.unit-select{width:100%}.timezone-selector{align-items:stretch;flex-direction:column}.timezone-select{max-width:none}}.date-to-timestamp{margin-top:20px}.date-inputs{display:flex;gap:12px;margin-bottom:16px}.date-input,.time-input{border:1px solid #d9d9d9;border-radius:4px;font-family:monospace;font-size:14px;min-width:150px;padding:8px 12px}.date-input:focus,.time-input:focus{border-color:#1890ff;box-shadow:0 0 0 2px #1890ff1a;outline:none}.timestamp-results{background:#f5f5f5;border-radius:4px;margin-top:12px;padding:12px}.result-item{align-items:center;display:flex;gap:12px;margin-bottom:8px}.result-item:last-child{margin-bottom:0}.result-item label{color:#666;font-weight:500;min-width:100px}.result-item span{color:#1890ff;font-family:monospace}@media (max-width:768px){.date-inputs{flex-direction:column}.date-input,.time-input{width:100%}}.text-counter-container{margin:0 auto;max-width:1200px;padding:20px}.input-area{margin-bottom:20px}.input-area textarea{border:1px solid #ddd;border-radius:4px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;height:300px;line-height:1.6;padding:15px;resize:vertical;width:100%}.stats-grid{grid-gap:20px;background:#f8f9fa;border-radius:8px;display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));padding:20px}.stat-item{background:#fff;border-radius:6px;box-shadow:0 2px 4px #0000000d;display:flex;flex-direction:column;padding:15px;transition:transform .2s ease}.stat-item:hover{transform:translateY(-2px)}.stat-item label{color:#666;font-size:14px;margin-bottom:8px}.stat-item span{color:#2196f3;font-size:24px;font-weight:600}@media (max-width:768px){.stats-grid{gap:10px;grid-template-columns:repeat(2,1fr)}.stat-item,.stats-grid{padding:10px}.stat-item span{font-size:20px}}@media (max-width:480px){.stats-grid{grid-template-columns:1fr}}.image-nav-container{width:100%}.image-nav-header{margin-bottom:32px;text-align:center}.image-nav-header h2{color:#333;font-size:24px;margin-bottom:8px}.image-nav-header p{color:#666;font-size:16px}.image-nav-grid{grid-gap:24px;display:grid;gap:24px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));padding:16px}.tool-card{flex-direction:column;gap:12px;padding:24px}.tool-card:hover{transform:translateY(-4px)}.tool-icon{font-size:32px;margin-bottom:8px}.tool-card h3{color:#333;font-size:18px;margin:0}.tool-card p{color:#666;font-size:14px;line-height:1.5;margin:0}.external-link{color:#999;font-size:16px;position:absolute;right:16px;top:16px;transition:color .3s}.tool-card:hover .external-link{color:#1890ff}@media (max-width:768px){.image-nav-grid{grid-template-columns:1fr;padding:8px}.tool-card{padding:16px}}.json-error-details{background-color:#fafafa;border:1px solid #d9d9d9;border-radius:0 0 4px 4px;border-top:none;flex:1 1;min-height:0;overflow:auto;padding:12px}.error-header{background-color:#fff2f0;border:1px solid #ffccc7;border-radius:4px;margin-bottom:12px;padding:8px}.error-type{align-items:center;display:flex;font-size:14px;gap:6px}.error-type:before{content:"⚠️";font-size:16px}.error-location{background:#0000000a;border-radius:3px;color:#666;padding:2px 8px}.error-message{background-color:#fff2f0;font-family:monospace;font-size:13px;line-height:1.5}.error-context{border:1px solid #d9d9d9;font-family:Monaco,Menlo,Ubuntu Mono,Consolas,monospace;line-height:1.6;overflow-x:auto}.error-pointer{font-family:monospace}.json-formatter{background-color:#fff;display:flex;flex-direction:column;height:calc(100vh - 194px)}.json-container{display:flex;gap:20px;height:100%}.tool-content{padding:10px!important}.json-input-area,.json-output-area{display:flex;flex:1 1;flex-direction:column;min-height:0;width:50%}.json-input-area h3,.json-output-area h3{color:#333;flex-shrink:0;font-size:16px;font-weight:500;margin:0}.json-input-area textarea{background-color:#f8f8f8;border:1px solid #d9d9d9;border-radius:4px;color:#333;flex:1 1;font-family:Monaco,Menlo,Ubuntu Mono,Consolas,monospace;font-size:14px;line-height:1.6;margin-top:10px;min-height:0;padding:12px;resize:none;width:100%}.json-button-area{display:flex;flex-shrink:0;gap:8px;margin:10px 0}.json-output-area{min-height:0;position:relative}.output-header{align-items:center;background-color:#f5f5f5;border:1px solid #d9d9d9;border-bottom:0;border-radius:4px 4px 0 0;display:flex;flex-shrink:0;justify-content:space-between;margin-top:10px;padding:8px 12px}.output-actions{display:flex;gap:8px}.action-button{align-items:center;background:#fff;border:1px solid #d9d9d9;border-radius:4px;color:#666;cursor:pointer;display:inline-flex;font-size:13px;gap:6px;height:28px;padding:4px 12px;position:relative;transition:all .2s;white-space:nowrap}.action-button.copy-success{background-color:#f6ffed;border-color:#52c41a;color:#52c41a}.action-button:hover{background-color:#f0f5ff;border-color:#40a9ff;color:#40a9ff}.action-button.copy-success:hover{background-color:#f6ffed;border-color:#52c41a;color:#52c41a}.action-button:active{background-color:#e6f7ff}.action-icon{font-size:14px;line-height:1;transition:all .3s}.json-viewer-container{background-color:#fafafa;border:1px solid #d9d9d9;border-radius:0 0 4px 4px;border-top:none;flex:1 1;min-height:0;overflow:auto}@media screen and (max-width:768px){.json-formatter{height:calc(100vh - 174px);padding:10px}.json-container{flex-direction:column}.json-input-area,.json-output-area{width:100%}.output-header{align-items:flex-start;flex-direction:column;gap:8px}.output-actions{flex-wrap:wrap;width:100%}.action-button{flex:1 1;justify-content:center}.json-error-details{padding:12px}.error-header{align-items:flex-start;flex-direction:column;gap:8px}.error-context{font-size:13px;padding:8px}}.action-button.active{background-color:#e6f7ff;border-color:#1890ff;color:#1890ff}.action-button.active:hover{background-color:#e6f7ff;border-color:#40a9ff;color:#40a9ff}.format-button{background-color:#4a90e2}.format-button:hover{background-color:#357abd}.json-output .string{color:#22863a}.json-output .number{color:#005cc5}.json-output .boolean{color:#e36209}.json-output .null{color:#b31d28}.json-compare-container{margin:0 auto;padding:20px}.input-panels{grid-gap:20px;display:grid;gap:20px;grid-template-columns:1fr 1fr;margin-bottom:20px}.input-panel{display:flex;flex-direction:column}.input-panel h3{color:#333;margin-bottom:10px}.input-panel textarea{border:1px solid #ddd;border-radius:4px;font-family:monospace;font-size:14px;height:300px;line-height:1.5;padding:15px;resize:vertical;width:100%}.compare-actions{display:flex;justify-content:center;margin:20px 0}.compare-button{background-color:#2196f3;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:16px;padding:10px 30px;transition:background-color .3s}.compare-button:hover{background-color:#1976d2}.error-message{background-color:#ffebee;color:#f44336;margin:10px 0;padding:10px;text-align:center}.differences-section{margin-top:20px}.differences-table{background:#fff;border-collapse:collapse;box-shadow:0 1px 3px #0000001a;margin-top:10px;width:100%}.differences-table td,.differences-table th{border:1px solid #eee;padding:12px;text-align:left}.differences-table th{background-color:#f5f5f5;font-weight:600}.differences-table tr:hover{background-color:#f8f9fa}.no-differences{background-color:#e8f5e9;border-radius:4px;color:#4caf50;margin-top:20px;padding:20px;text-align:center}@media (max-width:768px){.input-panels{grid-template-columns:1fr}.differences-table{display:block;overflow-x:auto}}.text-processor-container{display:flex;flex-direction:column;gap:20px;width:100%}.mode-selector{display:flex;gap:10px}.mode-button{background:none;border:1px solid #1890ff;border-radius:4px;color:#1890ff;cursor:pointer;padding:8px 16px;transition:all .3s}.mode-button.active{background:#1890ff;color:#fff}.processor-content{display:flex;gap:20px}.input-section,.output-section{flex:1 1}.text-input,.text-output{border:1px solid #d9d9d9;border-radius:4px;font-family:monospace;font-size:14px;height:300px;padding:12px;resize:vertical;width:100%}.text-input:focus{border-color:#1890ff;box-shadow:0 0 0 2px #1890ff1a;outline:none}.control-section{display:flex;flex-direction:column;gap:15px;min-width:200px;padding:10px}.delimiter-input,.replace-input{display:flex;flex-direction:column;gap:8px}.control-input{border:1px solid #d9d9d9;border-radius:4px;font-family:monospace;padding:8px}.replace-controls{display:flex;flex-direction:column;gap:12px}.regex-toggle{align-items:center;display:flex;gap:8px}.process-button{background:#1890ff;border:none;border-radius:4px;color:#fff;cursor:pointer;margin-top:auto;padding:8px 16px;transition:background .3s}.process-button:hover{background:#40a9ff}@media (max-width:768px){.processor-content{flex-direction:column}.text-input,.text-output{height:200px}.control-section{min-width:auto}}.regex-matcher{display:flex;flex-direction:column;gap:20px;height:calc(100vh - 120px)}.regex-panel{display:flex;gap:20px;min-height:300px}.left-panel{display:flex;flex:3 1;flex-direction:column;gap:16px}.right-panel{display:flex;flex:1 1;flex-direction:column;gap:16px}.flags-section,.input-section,.presets-section{display:flex;flex-direction:column;gap:8px}.input-section input,.presets-section select{border:1px solid #d9d9d9;border-radius:4px;font-family:monospace;padding:8px 12px;width:100%}.flags-selector{grid-gap:8px;background:#fafafa;border:1px solid #d9d9d9;border-radius:4px;display:grid;gap:8px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));padding:12px}.flag-option{align-items:center;background:#fff;border:1px solid #e8e8e8;border-radius:4px;cursor:pointer;display:flex;gap:8px;padding:8px;transition:all .3s}.flag-option:hover{background:#f0f7ff;border-color:#40a9ff}.flag-option:has(input:checked){background:#e6f7ff;border-color:#1890ff}.text-input{display:flex;flex:1 1;flex-direction:column;gap:8px}.text-input textarea{border:1px solid #d9d9d9;border-radius:4px;flex:1 1;font-family:monospace;min-height:150px;padding:12px;resize:none}.match-button{background:#1890ff;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:16px;margin-top:auto;padding:12px 24px;transition:all .3s}.match-button:hover{background:#40a9ff}.results-panel{display:flex;flex:1 1;gap:20px;min-height:0}.highlighted-content,.matches-list{background:#fafafa;border:1px solid #d9d9d9;border-radius:4px;display:flex;flex:1 1;flex-direction:column;gap:8px;overflow:hidden;padding:16px}.highlighted-text{background:#fff;border:1px solid #e8e8e8;border-radius:4px;flex:1 1;font-family:monospace;line-height:1.5;overflow:auto;padding:12px;white-space:pre-wrap}.matches-container{display:flex;flex:1 1;flex-direction:column;gap:8px;overflow:auto}.match-item{background:#fff;border:1px solid #e8e8e8;border-radius:4px;padding:12px}.group{background:#e6f7ff;border:1px solid #91d5ff;border-radius:2px;display:inline-block;margin:0 4px;padding:2px 6px}.error{background:#fff2f0;border:1px solid #ffccc7;border-radius:4px;color:#ff4d4f;padding:12px}label{color:#333;font-weight:500}@media (max-width:768px){.regex-panel,.results-panel{flex-direction:column}.flags-selector{grid-template-columns:1fr}}.code-formatter{display:flex;flex-direction:column;gap:20px;height:calc(100vh - 120px)}.formatter-controls{align-items:center;background:#fff;border:1px solid #e8e8e8;border-radius:8px;display:flex;gap:20px;padding:16px}.control-group{align-items:center;display:flex;gap:8px}.control-group label{color:#333;font-weight:500}.control-group input[type=number],.control-group select{border:1px solid #d9d9d9;border-radius:4px;min-width:120px;padding:6px 12px}.control-group input[type=number]{width:80px}.code-panels{display:flex;flex:1 1;gap:20px;min-height:0}.code-panel{display:flex;flex:1 1;flex-direction:column;gap:8px}.code-panel label{color:#333;font-weight:500}.code-panel textarea{background:#fafafa;border:1px solid #d9d9d9;border-radius:4px;flex:1 1;font-family:Monaco,Menlo,Ubuntu Mono,Consolas,monospace;font-size:14px;line-height:1.5;padding:16px;resize:none}.code-panel textarea:focus{border-color:#40a9ff;box-shadow:0 0 0 2px #1890ff1a;outline:none}.format-actions{display:flex;flex-direction:column;gap:12px;justify-content:center}.copy-button,.format-button{border:none;border-radius:4px;cursor:pointer;padding:8px 16px;transition:all .3s;white-space:nowrap}.format-button{background:#1890ff;color:#fff}.format-button:hover{background:#40a9ff}.copy-button{background:#52c41a;color:#fff}.copy-button:hover{background:#73d13d}.copy-button:disabled{background:#d9d9d9;cursor:not-allowed}.error-message{padding:12px}@media (max-width:768px){.formatter-controls{align-items:stretch}.code-panels,.formatter-controls{flex-direction:column}.format-actions{flex-direction:row}}body{background-color:#fff;color:#333}.tools-container{background-color:#f5f5f5}.tool-card{background-color:#fff;border:1px solid #e0e0e0;box-shadow:0 2px 4px #0000001a}.tool-card:hover{box-shadow:0 4px 8px #00000026}.tool-component{display:flex;flex-direction:column;height:100%;margin:0;overflow:hidden}.tool-component h2{color:#262626;font-size:20px;font-weight:500;margin-bottom:24px}.tool-component h3{color:#595959;font-size:16px;margin:16px 0 8px}.input-area,.output-area{margin:20px 0}.button-group{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}button{background:#1890ff;border:none;border-radius:4px;color:#fff;cursor:pointer;font-size:14px;padding:8px 16px;transition:all .3s}button:hover{background:#40a9ff}input[type=text],textarea{border:1px solid #d9d9d9;border-radius:4px;font-size:14px;line-height:1.5;padding:12px;transition:all .3s;width:100%}input[type=text]:focus,textarea:focus{border-color:#40a9ff;box-shadow:0 0 0 2px #1890ff33;outline:none}.tools-container{margin:0 auto;min-height:calc(100vh - 100px);padding:20px}.tools-nav{background:#fff;border-radius:8px;box-shadow:0 1px 3px #00000014;margin-bottom:20px;padding:0}.category-nav{border-bottom:1px solid #eaeaea;padding:0 20px}.category-item,.category-nav{align-items:center;display:flex;height:56px}.category-item{color:#595959;font-size:15px;padding:0 24px;position:relative;transition:all .2s}.category-item:hover{background-color:#f5f7fa}.category-item.active{background-color:#f0f7ff}.category-item.has-dropdown{padding-right:32px}.category-item.has-dropdown:after{color:#8c8c8c;content:"▼";font-size:12px;position:absolute;right:12px;transition:transform .3s}.category-item.active.has-dropdown:after{transform:rotate(180deg)}.dropdown-menu{background:#fff;border:1px solid #eaeaea;border-radius:6px;box-shadow:0 3px 6px -4px #0000001f,0 6px 16px 0 #00000014;left:0;min-width:160px;opacity:0;position:absolute;top:100%;transform:translateY(-10px);transition:all .3s;visibility:hidden;z-index:1000}.category-item:hover .dropdown-menu{opacity:1;transform:translateY(0);visibility:visible}.dropdown-item{align-items:center;color:#595959;cursor:pointer;display:flex;font-size:14px;justify-content:space-between;padding:10px 16px;transition:all .2s}.dropdown-item:hover{background:#f5f7fa;color:#1890ff}.dropdown-item.active{background:#f0f7ff;color:#1890ff}.tool-nav{display:flex;flex-wrap:wrap;gap:10px;margin:15px 0}.tool-item{background:#f5f5f5;border:1px solid #0000;border-radius:4px;color:#595959;cursor:pointer;font-size:14px;padding:6px 16px;transition:all .3s}.tool-item:hover{background:#e6f7ff;border-color:#91d5ff;color:#1890ff}.tool-item.active{background:#e6f7ff;border-color:#1890ff;color:#1890ff}.tool-content{background:#fff;border-radius:8px;box-shadow:0 1px 3px #00000014;flex:1 1;min-height:calc(100vh - 180px);padding:24px}.error-message{background:#fff2f0;border:1px solid #ffccc7;border-radius:4px;margin:12px 0;padding:8px}.language-switcher{right:20px;top:20px}.language-switcher button{border:1px solid #ccc;margin-left:10px;padding:5px 10px}.language-switcher button:hover{background:#f0f0f0}.language-switcher button.active{background:#e0e0e0;font-weight:700}.error-header{align-items:center;display:flex;gap:12px;margin-bottom:8px}.error-type{color:#ff4d4f;font-weight:500}.error-location{color:#595959;font-size:13px}.error-message{color:#ff4d4f;margin-bottom:12px}.error-context{background:#fff;border:1px solid #ffccc7;border-radius:4px;font-size:14px;line-height:1.5;margin:0;padding:12px;position:relative;white-space:pre-wrap}.error-pointer{color:#ff4d4f;font-weight:700;line-height:1;position:absolute}.submenu .active{background-color:#e6f7ff;color:#1890ff}.submenu a{color:#333;display:block;padding:8px 16px;text-decoration:none}.submenu a:hover{background-color:#f0f0f0}.text-compare-container{display:flex;flex-direction:column;gap:20px;height:calc(100vh - 250px);overflow:auto}.text-inputs{display:flex;gap:24px;min-height:300px}.text-input-area{display:flex;flex:1 1;flex-direction:column}.text-input-area textarea{flex:1 1;min-height:200px}.differences-area{background:#f8f9fa;border-radius:4px;margin-top:20px;padding:16px}.differences-list{display:flex;flex-direction:column;gap:12px}.difference-item{background:#fff;border:1px solid #e9ecef;border-radius:4px;display:flex;gap:12px;padding:12px}.line-number{color:#6c757d;min-width:60px}.text-diff{flex:1 1}.text-1{color:#dc3545;margin-bottom:4px}.text-2{color:#28a745}.diff-viewer-container{border:1px solid #e9ecef;border-radius:4px;flex:1 1;margin-top:20px;overflow:auto}.diff-viewer-container>div{min-width:100%;overflow:auto}.diff-viewer-container pre{margin:0;padding:12px;white-space:pre-wrap}.diff-viewer-container span.removed{background-color:#ffeef0}.diff-viewer-container span.added{background-color:#e6ffed}.text-input-area textarea{height:200px;resize:vertical}.button-group button{align-items:center;display:flex;height:36px;justify-content:center;min-width:120px}.external-link-icon{color:#bfbfbf;font-size:12px;margin-left:8px;transition:color .2s}.dropdown-item:hover .external-link-icon{color:#1890ff}.ai-nav-container{background:#f5f5f5;display:flex;min-height:calc(100vh - 64px);position:relative}.category-sidebar{background:#fff;border-right:1px solid #e8e8e8;bottom:0;overflow-y:auto;position:fixed;top:64px;width:200px;z-index:10}.category-list{padding:16px 0}.category-item{color:#666;cursor:pointer;font-size:14px;padding:12px 24px;transition:all .3s}.category-item.active,.category-item:hover{background:#e6f7ff;color:#1890ff}.category-item.active{border-right:3px solid #1890ff}.content-area{bottom:0;flex:1 1;left:200px;max-height:calc(100vh - 64px);min-height:calc(100vh - 64px);overflow-y:auto;padding:24px;position:fixed;right:0;top:64px}.category-section{background:#0000;margin-bottom:48px;padding:0}.category-title{border-bottom:2px solid #1890ff;color:#333;font-size:28px;margin-bottom:32px;padding-bottom:16px;position:relative}.category-title:after{background:#1890ff;bottom:-2px;content:"";height:2px;left:0;position:absolute;width:100px}.subcategory-section{background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000000f;margin-bottom:32px;padding:20px}.subcategory-title{border-left:4px solid #1890ff;color:#333;font-size:20px;margin-bottom:20px;padding-left:12px}.tools-grid{grid-gap:16px;display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.tool-card{background:#fff;border:1px solid #e8e8e8;border-radius:8px;color:inherit;display:flex;flex-direction:row;height:90px;padding:16px;position:relative;text-decoration:none;transition:all .3s}.tool-card:hover{border-color:#1890ff;box-shadow:0 4px 12px #0000001a;transform:translateY(-2px)}.tool-icon{align-items:center;background:#f5f5f5;border-radius:8px;display:flex;flex-shrink:0;height:48px;justify-content:center;margin-right:16px;overflow:hidden;width:48px}.tool-icon img{height:100%;object-fit:cover;width:100%}.tool-info{display:flex;flex:1 1;flex-direction:column;justify-content:space-between;min-width:0}.tool-info h3{color:#333;font-size:16px;font-weight:500;line-height:1.2;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tool-info p{-webkit-line-clamp:2;-webkit-box-orient:vertical;color:#666;display:-webkit-box;font-size:14px;line-height:1.4;margin:0;overflow:hidden}@media (max-width:768px){.tool-card{height:auto;min-height:90px}.tool-icon{height:40px;width:40px}.category-sidebar{border-bottom:1px solid #e8e8e8;border-right:none;height:auto;position:-webkit-sticky;position:sticky;width:100%}.content-area{bottom:0;left:0;margin-left:0;max-height:none;position:relative;right:0;top:0}.category-list{display:flex;overflow-x:auto;padding:8px;white-space:nowrap}.category-item{border-right:none;padding:8px 16px}.category-item.active{border-bottom:2px solid #1890ff;border-right:none}.tools-grid{grid-template-columns:1fr}.tool-card{padding:12px}}.category-sidebar::-webkit-scrollbar{width:6px}.category-sidebar::-webkit-scrollbar-track{background:#f5f5f5}.category-sidebar::-webkit-scrollbar-thumb{background:#ccc;border-radius:3px}.category-sidebar::-webkit-scrollbar-thumb:hover{background:#999}*{box-sizing:border-box}*,body,html{margin:0;padding:0}body,html{height:100vh}.App{display:flex;flex-direction:column;margin:0;min-height:100vh;padding:0}.App-header{align-items:center;background-color:#fff;border-bottom:1px solid #eaeaea;box-shadow:0 1px 4px #0000000d;display:flex;height:64px;justify-content:space-between;padding:0 24px}.App-logo{height:40px;pointer-events:none}.App-title{color:#262626;font-size:20px;font-weight:500;gap:12px;margin:0}.App-nav,.App-title{align-items:center;display:flex}.App-nav{gap:24px}.App-nav a{border-radius:4px;color:#595959;font-size:15px;padding:8px 12px;text-decoration:none;transition:all .2s}.App-nav a:hover{background-color:#f5f7fa;color:#1890ff}.App-nav a.active{background-color:#f0f7ff;color:#1890ff}.language-switcher{display:flex}.language-button{background:#fff;border:1px solid #d9d9d9;border-radius:4px;color:#595959;cursor:pointer;font-size:14px;padding:6px 12px;transition:all .2s}.language-button:hover{background-color:#f5f7fa;border-color:#1890ff;color:#1890ff}.language-button.active{background-color:#f0f7ff;border-color:#1890ff;color:#1890ff}@media (max-width:768px){.App-header{padding:0 16px}.App-title{font-size:18px}.App-nav{gap:16px}.App-nav a{font-size:14px;padding:6px 10px}}.tool-container{flex-direction:row;height:64px;padding:0 24px;width:100%}.logo-area,.tool-container{align-items:center;display:flex}.logo-area{flex-shrink:0;gap:12px}.logo-icon{height:24px;object-fit:contain;width:24px}.logo-area h1{color:#262626;font-size:20px;font-weight:500;margin:0}.nav-area{display:flex;flex:1 1;justify-content:flex-start;margin-left:48px;margin-right:auto}.nav-item{align-items:center;color:#595959;cursor:pointer;display:flex;font-size:15px;height:64px;padding:0 20px;position:relative;text-decoration:none;transition:all .3s}.nav-item.active,.nav-item:hover{color:#1890ff}.nav-item.active:after{background:#1890ff;bottom:0;content:"";height:2px;left:0;position:absolute;width:100%}.nav-item.chrome-plugin{align-items:center;display:flex;gap:6px}.external-link-icon{color:#8c8c8c;font-size:14px;margin-top:-2px}.nav-item:hover .external-link-icon{color:#1890ff}@media screen and (max-width:768px){.tool-container{height:56px;padding:0 16px}.logo-area h1{font-size:18px}.nav-area{margin-left:24px}.right-area{gap:16px}.nav-item{font-size:14px;padding:0 12px}.external-link-icon{font-size:12px}}.Content{background-color:#f5f5f5;padding:20px}.right-area{display:flex;gap:24px;justify-content:flex-end;padding-right:24px}.language-switcher,.right-area{align-items:center;flex-direction:row;flex-shrink:0;min-width:-webkit-fit-content;min-width:fit-content}.language-switcher{display:inline-flex;gap:8px}.language-switcher button{align-items:center;background:#fff;border:1px solid #d9d9d9;border-radius:4px;color:#595959;cursor:pointer;display:inline-flex;font-size:14px;height:32px;justify-content:center;line-height:24px;padding:4px 12px;transition:all .3s;white-space:nowrap}.language-switcher button.active,.language-switcher button:hover{background:#f0f7ff;border-color:#1890ff;color:#1890ff}.feedback-button{align-items:center;background:#fff;border:1px solid #d9d9d9;border-radius:4px;color:#595959;display:inline-flex;flex-shrink:0;font-size:14px;height:32px;justify-content:center;line-height:24px;padding:4px 12px;text-decoration:none;transition:all .3s;white-space:nowrap}.feedback-button:hover{background:#f0f7ff;border-color:#1890ff;color:#1890ff}@media screen and (max-width:768px){.right-area{gap:12px;padding-right:16px}.feedback-button,.language-switcher button{font-size:12px;height:28px;line-height:20px;padding:2px 8px}}.App-footer{background:#fff;border-top:1px solid #e8e8e8;margin-top:auto;padding-bottom:90px;position:relative;width:100%}.App-footer.no-ads{padding-bottom:0}.adsense-container{background:#fff;border-top:1px solid #e8e8e8;bottom:0;display:none;height:90px;left:0;position:fixed;width:100%;z-index:1000}.App-footer:not(.no-ads) .adsense-container{display:block}.beian-info{background:#fff;color:#666;font-size:14px;padding:10px 0;text-align:center}.beian-info a{color:#666;text-decoration:none}.beian-info a:hover{color:#333}.Content{display:flex;flex:1 1;flex-direction:column;min-height:calc(100vh - 154px);overflow-y:auto}@media screen and (max-width:768px){.App-footer{padding:0 10px 90px}.App-footer.no-ads{padding:0 10px}}