.detect-section{width:100%;min-height:calc(100vh - 60px);padding:32px 120px 48px;box-sizing:border-box}
.detect-container{display:flex;gap:0;align-items:stretch}
.detect-panel{flex:1;display:flex;flex-direction:column;background-color:var(--chat-bg);border:1px solid var(--border-color);overflow:hidden;min-height:500px}
.dark-mode .detect-panel{background-color:rgba(255,255,255,0.04);border-color:rgba(255,255,255,0.08)}
.detect-source-panel{border-radius:12px 0 0 12px;border-right:none}
.detect-result-panel{border-radius:0 12px 12px 0;border-left:none;background-color:var(--google-bg)}
.dark-mode .detect-result-panel{background-color:rgba(255,255,255,0.02)}
.detect-panel-header{display:flex;align-items:center;padding:0 16px;border-bottom:1px solid var(--border-color);min-height:50px}
.dark-mode .detect-panel-header{border-bottom-color:rgba(255,255,255,0.08)}
.detect-lang-tabs{display:flex;align-items:center;gap:0;flex:1;overflow-x:auto;height:50px}
.detect-lang-tabs::-webkit-scrollbar{display:none}
.detect-lang-tab{padding:0 16px;height:100%;background:transparent;border:none;color:var(--google-text-secondary);font-size:0.95rem;font-weight:500;cursor:pointer;position:relative;transition:color 0.2s;white-space:nowrap;display:flex;align-items:center}
.detect-lang-tab:hover{color:var(--google-text)}
.detect-lang-tab.active{color:var(--google-primary)}
.detect-lang-tab.active::after{content:'';position:absolute;left:16px;right:16px;bottom:0;height:2px;background-color:var(--google-primary)}
.detect-panel-body{flex:1;padding:16px 20px;position:relative;display:none;flex-direction:column;overflow-y:auto}
.detect-panel-body.active{display:flex}
.detect-textarea{width:100%;height:100%;min-height:300px;padding:0;padding-right:40px;border:none;outline:none;background:transparent;color:var(--google-text);font-size:1rem;line-height:1.7;resize:none;font-family:inherit}
.detect-textarea::placeholder{color:var(--google-text-secondary);opacity:0.5}
.detect-clear-btn{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;background:transparent;border:none;color:var(--google-text-secondary);cursor:pointer;display:none;align-items:center;justify-content:center;transition:all 0.2s}
.detect-clear-btn.visible{display:flex}
.detect-clear-btn:hover{background-color:rgba(0,0,0,0.08);color:var(--google-text)}
.dark-mode .detect-clear-btn:hover{background-color:rgba(255,255,255,0.1)}
.detect-upload-area{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:300px;text-align:center;padding:40px 24px}
.detect-upload-icon{font-size:3.5rem;color:var(--google-primary);opacity:0.6;margin-bottom:12px}
.detect-upload-text{margin:0 0 24px;font-size:1rem;font-weight:500;color:var(--google-text)}
.detect-upload-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:200px;padding:12px 24px;border-radius:6px;font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s;margin-bottom:12px}
.detect-upload-btn-primary{background-color:var(--google-primary);color:#fff;border:none}
.detect-upload-btn-primary:hover{background-color:var(--google-primary-hover)}
.dark-mode .detect-upload-btn-primary{color:#1e1f20}
.detect-upload-hint{margin:8px 0 0;font-size:.85rem;color:var(--google-text-secondary)}
.detect-url-area{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 24px}
.detect-url-input-wrapper{display:flex;align-items:center;gap:12px;width:100%;max-width:500px}
.detect-url-input{flex:1;padding:14px 18px;border:1px solid var(--border-color);border-radius:8px;background-color:var(--google-bg);color:var(--google-text);font-size:1rem;outline:none;transition:border-color .2s,box-shadow .2s}
.detect-url-input:focus{border-color:var(--google-primary);box-shadow:0 0 0 2px rgba(11,87,208,.1)}
.dark-mode .detect-url-input{background-color:var(--google-surface);border-color:rgba(255,255,255,.15)}
.detect-url-submit{width:48px;height:48px;border-radius:50%;border:none;background-color:var(--google-primary);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all .2s;flex-shrink:0}
.detect-url-submit:hover{background-color:var(--google-primary-hover);transform:scale(1.05)}
.dark-mode .detect-url-submit{color:#1e1f20}
.detect-result{flex:1;min-height:300px}
.detect-result-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:300px;color:var(--google-text-secondary);opacity:0.6}
.detect-result-empty-icon{font-size:3rem;margin-bottom:16px}
.detect-result-empty p{font-size:0.95rem;margin:0}
.detect-result-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:300px;color:var(--google-primary)}
.detect-loading-spinner{font-size:2.5rem;margin-bottom:16px}
.detect-result-loading p{font-size:0.95rem;margin:0;color:var(--google-text-secondary)}
.detect-result-data{height:100%}
.detect-panel-footer{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-top:1px solid var(--border-color)}
.dark-mode .detect-panel-footer{border-top-color:rgba(255,255,255,0.08)}
.detect-footer-left,.detect-footer-right{display:flex;align-items:center;gap:8px}
.detect-tool-btn{width:36px;height:36px;border-radius:50%;background:transparent;border:none;color:var(--google-text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s}
.detect-tool-btn:hover{background-color:rgba(0,0,0,0.08);color:var(--google-text)}
.detect-tool-btn.active{color:var(--google-primary)}
.dark-mode .detect-tool-btn:hover{background-color:rgba(255,255,255,0.1)}
.detect-char-count{font-size:0.85rem;color:var(--google-text-secondary)}
.detect-similarity-result{display:flex;align-items:center;gap:6px}
.detect-similarity-value{font-size:14px;font-weight:600;color:var(--google-primary)}
.detect-similarity-label{font-size:14px;color:var(--google-text-secondary)}
.detect-strength-slider{display:flex;align-items:center;gap:12px}
.detect-strength-label{font-size:14px;color:var(--google-text-secondary);white-space:nowrap}
.detect-slider-wrapper{width:120px;display:flex;align-items:center}
.detect-slider{-webkit-appearance:none;appearance:none;width:100%;height:2px;border-radius:1px;outline:none;cursor:pointer;background:linear-gradient(to right,var(--google-primary) 0%,#ccc 0%)}
.dark-mode .detect-slider{background:linear-gradient(to right,var(--google-primary) 0%,rgba(255,255,255,.3) 0%)}
.detect-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid var(--google-primary);cursor:pointer}
.detect-strength-value{display:flex;align-items:center;gap:4px;color:#f5a623}
.detect-strength-value i{font-size:14px;position: relative; top: 1px;}
.detect-strength-value span{font-size:0.85rem;font-weight:500;color:#f5a623;min-width:10px;text-align:center}

/* 冻结关键词弹窗 */
.freeze-drawer{position:fixed;top:0;left:0;right:0;bottom:0;z-index:1100;display:none !important;align-items:center;justify-content:center;visibility:hidden;opacity:0}
.freeze-drawer.open{display:flex !important;visibility:visible;opacity:1}
.freeze-drawer-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.5)}
.freeze-drawer-content{position:relative;width:90%;max-width:520px;max-height:80vh;background:var(--chat-bg);border-radius:16px;box-shadow:0 8px 32px rgba(0,0,0,0.2);display:flex;flex-direction:column;overflow:hidden}
.dark-mode .freeze-drawer-content{background:#1e1f20}
.freeze-drawer-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border-color);flex-shrink:0}
.dark-mode .freeze-drawer-header{border-bottom-color:rgba(255,255,255,0.08)}
.freeze-drawer-title{display:flex;align-items:center;gap:10px;font-size:1.1rem;font-weight:600;color:var(--google-text);margin:0}
.freeze-drawer-title i{color:var(--google-primary)}
.freeze-drawer-close{width:36px;height:36px;border-radius:50%;background:transparent;border:none;color:var(--google-text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s}
.freeze-drawer-close:hover{background:rgba(0,0,0,0.08);color:var(--google-text)}
.dark-mode .freeze-drawer-close:hover{background:rgba(255,255,255,0.1)}
.freeze-drawer-body{flex:1;overflow-y:auto;padding:20px 24px 24px}
.freeze-drawer-desc{font-size:0.9rem;color:var(--google-text-secondary);margin:0 0 20px;line-height:1.5}
.freeze-input-row{display:flex;align-items:flex-end;gap:12px;margin-bottom:16px}
.freeze-input-group{flex:1;display:flex;flex-direction:column;gap:6px}
.freeze-input-group {
    width: 100%;
  }
.freeze-input-label{font-size:0.8rem;font-weight:500;color:var(--google-text-secondary)}
.freeze-input{width:100%;padding:14px 16px;border:1px solid var(--border-color);border-radius:12px;background:var(--google-bg);color:var(--google-text);font-size:1rem;outline:none;transition:border-color 0.2s,box-shadow 0.2s}
.freeze-input:focus{border-color:var(--google-primary);box-shadow:0 0 0 3px rgba(66,133,244,0.15)}
.dark-mode .freeze-input{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.12)}
.freeze-input::placeholder{color:var(--google-text-secondary);opacity:0.6}
.freeze-input-arrow{padding-bottom:14px;color:var(--google-text-secondary);font-size:0.85rem}
.freeze-add-btn{width:100%;padding:14px 20px;background:var(--google-primary);border:none;border-radius:12px;color:#fff;font-size:1rem;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all 0.2s;margin-bottom:24px}
.freeze-add-btn:hover{background:var(--google-primary-hover)}
.dark-mode .freeze-add-btn{color:#1e1f20}
.freeze-tags-section{border-top:1px solid var(--border-color);padding-top:20px}
.dark-mode .freeze-tags-section{border-top-color:rgba(255,255,255,0.08)}
.freeze-tags-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.freeze-tags-title{font-size:0.9rem;font-weight:500;color:var(--google-text)}
.freeze-tags-count{font-size:0.8rem;color:var(--google-text-secondary);background:rgba(0,0,0,0.06);padding:2px 8px;border-radius:10px}
.dark-mode .freeze-tags-count{background:rgba(255,255,255,0.1)}
.freeze-tags-list{display:flex;flex-wrap:wrap;gap:8px;min-height:60px}
.freeze-tags-empty{width:100%;text-align:center;color:var(--google-text-secondary);font-size:0.85rem;padding:20px 0}
.freeze-tag{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;background:rgba(66,133,244,0.1);border:1px solid rgba(66,133,244,0.2);border-radius:20px;font-size:0.85rem;color:var(--google-primary)}
.dark-mode .freeze-tag{background:rgba(138,180,248,0.15);border-color:rgba(138,180,248,0.25)}
.freeze-tag-original{font-weight:500}
.freeze-tag-arrow{color:var(--google-text-secondary);font-size:0.75rem}
.freeze-tag-replace{color:var(--google-text-secondary)}
.freeze-tag-delete{width:18px;height:18px;border-radius:50%;background:transparent;border:none;color:var(--google-text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:0.7rem;margin-left:4px;transition:all 0.2s}
.freeze-tag-delete:hover{background:rgba(234,67,53,0.15);color:#ea4335}

/* 检测结果样式 */
.detect-overview{display:flex;align-items:center;gap:20px;padding:16px 20px;background-color:var(--chat-bg);border-radius:10px;margin-bottom:12px;border:1px solid var(--border-color)}
.dark-mode .detect-overview{background-color:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.08)}
.detect-score-ring{position:relative;width:68px;height:68px;flex-shrink:0}
.detect-score-ring canvas{width:100%!important;height:100%!important}
.detect-score-center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}
.detect-score-value{font-size:0.95rem;font-weight:700;color:var(--google-text);line-height:1}
.detect-score-label{font-size:0.55rem;color:var(--google-text-secondary);margin-top:1px}
.detect-stats{flex:1;display:flex;flex-wrap:wrap;gap:8px 24px}
.detect-stat-item{display:flex;align-items:baseline;gap:6px;font-size:0.8rem}
.detect-stat-label{color:var(--google-text-secondary)}
.detect-stat-value{color:var(--google-text);font-weight:600;font-size:0.9rem}
.detect-stat-value.human{color:#34a853}
.detect-stat-value.genai{color:#ea4335}
.detect-charts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.detect-chart-card{background-color:var(--chat-bg);border-radius:10px;padding:12px;border:1px solid var(--border-color);overflow:hidden}
.dark-mode .detect-chart-card{background-color:rgba(255,255,255,0.02);border-color:rgba(255,255,255,0.06)}
.detect-chart-title{font-size:0.8rem;font-weight:600;color:var(--google-text);margin:0 0 8px;display:flex;align-items:center;gap:5px}
.detect-chart-title i{font-size:0.75rem;color:var(--google-primary)}
.detect-chart-container{position:relative;height:120px}
.detect-paragraphs{margin-bottom:16px}
.detect-paragraphs-title{font-size:0.85rem;font-weight:600;color:var(--google-text);margin:0 0 10px;display:flex;align-items:center;gap:6px}
.detect-paragraphs-title i{color:var(--google-primary);font-size:0.8rem}
.detect-paragraph-item{position:relative;padding:12px 14px;background-color:var(--chat-bg);border-radius:8px;margin-bottom:8px;border:1px solid var(--border-color);border-left:3px solid transparent;transition:background 0.15s}
.dark-mode .detect-paragraph-item{background-color:rgba(255,255,255,0.02);border-color:rgba(255,255,255,0.06)}
.detect-paragraph-item:hover{background-color:rgba(0,0,0,0.02)}
.dark-mode .detect-paragraph-item:hover{background-color:rgba(255,255,255,0.04)}
.detect-paragraph-item.human{border-left-color:#34a853}
.detect-paragraph-item.genai{border-left-color:#ea4335}
.detect-paragraph-item.mixed{border-left-color:#fbbc04}
.detect-paragraph-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;gap:12px}
.detect-paragraph-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:12px;font-size:0.72rem;font-weight:600;flex-shrink:0}
.detect-paragraph-badge i{font-size:0.65rem}
.detect-paragraph-badge.human{background-color:rgba(52,168,83,0.1);color:#34a853}
.detect-paragraph-badge.genai{background-color:rgba(234,67,53,0.1);color:#ea4335}
.detect-paragraph-badge.mixed{background-color:rgba(251,188,4,0.1);color:#fbbc04}
.detect-paragraph-metrics{display:flex;align-items:center;gap:16px;font-size:0.72rem;flex-wrap:wrap}
.detect-paragraph-metric{display:flex;align-items:center;gap:4px;white-space:nowrap}
.detect-paragraph-metric-label{color:#5f6368}
.dark-mode .detect-paragraph-metric-label{color:#9aa0a6}
.detect-paragraph-metric-value{font-weight:600;color:#1f1f1f}
.dark-mode .detect-paragraph-metric-value{color:#e8eaed}
.detect-paragraph-text{font-size:0.82rem;line-height:1.6;color:var(--google-text);margin:0}
.llm-source-tag{display:inline-flex;align-items:center;gap:3px;padding:2px 8px;border-radius:8px;font-size:0.68rem;font-weight:500;background-color:rgba(66,133,244,0.1);color:var(--google-primary)}
.dark-mode .llm-source-tag{background-color:rgba(138,180,248,0.15)}

/* 历史记录样式 */
.translate-history{margin-top:24px;background:#ffffff;border:1px solid #e0e0e0;border-radius:12px;overflow:hidden}
.dark-mode .translate-history{background:#1e1f20;border-color:#3c3d3f}
.translate-history-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid #e0e0e0;background:#f8f9fa}
.dark-mode .translate-history-header{border-bottom-color:#3c3d3f;background:#28292a}
.translate-history-title{font-size:0.95rem;font-weight:600;color:#1f1f1f;margin:0}
.dark-mode .translate-history-title{color:#e3e3e3}
.translate-history-clear{background:transparent;border:none;color:#5f6368;font-size:0.8rem;padding:6px 12px;border-radius:6px;cursor:pointer;transition:all 0.2s}
.translate-history-clear:hover{background:#f1f3f4;border-color:#1a73e8;color:#1a73e8}
.dark-mode .translate-history-clear{border-color:#5f6368;color:#9aa0a6}
.dark-mode .translate-history-clear:hover{background:#3c3d3f;border-color:#8ab4f8;color:#8ab4f8}
.translate-history-list{max-height:400px;overflow-y:auto}
.translate-history-item{padding:14px 18px;border-bottom:1px solid #f1f3f4;cursor:pointer;transition:background 0.15s}
.translate-history-item:last-child{border-bottom:none}
.translate-history-item:hover{background:#f8f9fa}
.dark-mode .translate-history-item{border-bottom-color:#2d2e30}
.dark-mode .translate-history-item:hover{background:#28292a}
.translate-history-content{display:flex;flex-direction:column;gap:4px}
.translate-history-source{font-size:0.85rem;color:#1f1f1f;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dark-mode .translate-history-source{color:#e3e3e3}
.translate-history-target{font-size:0.75rem;color:#5f6368}
.dark-mode .translate-history-target{color:#9aa0a6}
.translate-history-empty{padding:40px 20px;text-align:center;color:#5f6368;font-size:0.85rem}
.dark-mode .translate-history-empty{color:#9aa0a6}
.translate-history-load-more{padding:12px 16px;text-align:center;border-top:1px solid #f1f3f4}
.dark-mode .translate-history-load-more{border-top-color:#2d2e30}
.history-loading-more{display:flex;align-items:center;justify-content:center;gap:8px;color:var(--google-text-secondary);font-size:0.85rem;padding:8px 0}
.history-loading-more i{color:var(--google-primary);font-size:0.9rem}
.history-no-more{color:#9aa0a6;font-size:0.8rem;padding:8px 0;text-align:center}
.dark-mode .history-no-more{color:#5f6368}

/* 响应式 */
@media(max-width:992px){.detect-section{padding:24px 24px 32px}.detect-container{flex-direction:column;gap:16px}.detect-source-panel{border-radius:12px;border-right:1px solid var(--border-color)}.detect-result-panel{border-radius:12px;border-left:1px solid var(--border-color)}.dark-mode .detect-source-panel{border-right-color:rgba(255,255,255,0.08)}.dark-mode .detect-result-panel{border-left-color:rgba(255,255,255,0.08)}}
@media(max-width:768px){.detect-section{padding:16px}.detect-panel{min-height:400px}.detect-textarea{font-size:0.95rem}.detect-lang-tab{padding:0 12px;font-size:0.85rem}.freeze-drawer{align-items:flex-end}.freeze-drawer-content{width:100%;max-width:100%;max-height:90vh;border-radius:20px 20px 0 0}.freeze-input-row{flex-direction:column;gap:12px}.freeze-input-arrow{display:none}.detect-charts{grid-template-columns:1fr}.detect-overview{flex-direction:column;text-align:center;gap:12px}.detect-stats{justify-content:center}.detect-paragraph-header{flex-direction:column;align-items:flex-start;gap:6px}.detect-paragraph-metrics{margin-left:0}}
@media(max-width:576px){.detect-section{padding:12px 12px 24px}.detect-lang-tab{padding:0 10px;font-size:0.8rem}}




/* Toast 弹出框样式 */
.custom-toast-container{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:12px;pointer-events:none}
.custom-toast{min-width:300px;max-width:450px;padding:16px 20px;background:var(--chat-bg);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,0.15);display:flex;align-items:flex-start;gap:12px;pointer-events:auto;animation:toastSlideIn 0.3s ease-out;position:relative;overflow:hidden}
.dark-mode .custom-toast{background:#1e1f20;border-color:rgba(255,255,255,0.12);box-shadow:0 4px 20px rgba(0,0,0,0.4)}
.custom-toast::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--google-primary)}
.custom-toast.error::before{background:#ea4335}
.custom-toast.success::before{background:#34a853}
.custom-toast.warning::before{background:#fbbc04}
.custom-toast.info::before{background:var(--google-primary)}
.custom-toast-icon{flex-shrink:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--google-primary);margin-top:2px}
.custom-toast.error .custom-toast-icon{color:#ea4335}
.custom-toast.success .custom-toast-icon{color:#34a853}
.custom-toast.warning .custom-toast-icon{color:#fbbc04}
.custom-toast.info .custom-toast-icon{color:var(--google-primary)}
.custom-toast-content{flex:1;min-width:0}
.custom-toast-message{font-size:0.95rem;line-height:1.5;color:var(--google-text);word-wrap:break-word;word-break:break-word}
.custom-toast-close{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:transparent;border:none;color:var(--google-text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;transition:all 0.2s;margin-top:-2px;margin-right:-4px}
.custom-toast-close:hover{background:rgba(0,0,0,0.08);color:var(--google-text)}
.dark-mode .custom-toast-close:hover{background:rgba(255,255,255,0.1)}
@keyframes toastSlideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes toastSlideOut{from{transform:translateX(0);opacity:1}to{transform:translateX(100%);opacity:0}}
.custom-toast.hiding{animation:toastSlideOut 0.3s ease-in forwards}
@media(max-width:576px){.custom-toast-container{top:10px;right:10px;left:10px}.custom-toast{min-width:auto;max-width:100%}}