:root{--ink:#183046;--muted:#627488;--line:#dce5ed;--paper:#f4f7fa;--teal:#0d7377}
button,input,select,textarea{font:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #0e9ba7;outline-offset:3px}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}
.library-intro{display:flex;align-items:center;justify-content:space-between;gap:30px;background:#112c42;color:#fff;padding:32px;border-radius:10px;margin-bottom:18px;border-top:3px solid #3fb1b3}.eyebrow{display:block;font-size:10px;letter-spacing:2px;font-weight:700}.library-intro .eyebrow{color:#97c6d1}.library-intro h2{font-size:clamp(20px,2.3vw,30px);font-weight:600;line-height:1.4;margin:13px 0}.library-intro p{font-size:12px;color:#b1c2cd;margin:0}.archive-total{display:flex;flex-direction:column;align-items:center;min-width:80px}.archive-total strong{font:600 56px/1.1 Georgia,serif}.archive-total span{font-size:11px;color:#b1c2cd;margin-top:8px}
.library-toolbar{display:flex;flex-wrap:wrap;align-items:end;gap:12px}.library-toolbar label{display:flex;flex-direction:column;gap:6px;font-size:11px;color:var(--muted)}.library-search{flex:1;min-width:180px}.library-toolbar input,.library-toolbar select{padding:10px 12px;border:1px solid #c8d4df;background:white;border-radius:6px;color:var(--ink);min-height:42px;font-size:13px}.library-count{font-size:11px;color:var(--muted);padding:16px 0}.case-grid{grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:20px}.case-card.archive-card{padding:0;overflow:hidden;border:1px solid var(--line);border-radius:9px;box-shadow:0 3px 15px #18304608;cursor:default;background:#fff;display:flex;flex-direction:column}.archive-card:hover{transform:translateY(-3px);border-color:#91acbc}.archive-cover{position:relative;height:174px;background:#e4e9ed}.archive-cover img{width:100%;height:100%;object-fit:cover;filter:none}.archive-cover>span{position:absolute;bottom:10px;left:12px;font-size:10px;background:#132b40e6;color:white;border:1px solid #ffffff33;border-radius:3px;padding:4px 7px}.archive-body{padding:19px;display:flex;flex-direction:column;flex:1}.archive-meta{display:flex;justify-content:space-between;gap:10px;font-size:10px;color:var(--teal);font-weight:bold}.archive-body h3{font-size:17px;line-height:1.55;margin:12px 0 9px;color:var(--ink)}.archive-brief{font-size:12px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:0 0 12px}.archive-type{margin-top:auto;font-size:10px;color:#708296}.archive-progress{height:3px;background:#e9eef3;margin:13px 0}.archive-progress i{display:block;height:100%;background:#198485}.archive-card .case-card-footer{border:0;padding:0;font-size:10px;gap:10px;color:var(--muted)}.lab-button{display:inline-flex;align-items:center;justify-content:center;gap:5px;background:#153a53;border:1px solid #153a53;border-radius:5px;padding:10px 15px;color:#fff;font-size:12px;line-height:1.5;font-weight:600;min-height:42px;text-decoration:none}.lab-button:hover{background:#225570}.lab-button.secondary{background:#fff;border-color:#cbd8e2;color:#25475d}.lab-button.secondary:hover{background:#edf5f8}.text-button{border:0;background:transparent;color:#106a7f;font-size:11px;padding:6px}.mission-steps{display:flex;flex-wrap:wrap;gap:9px;background:#163247;padding:14px 18px;border-radius:7px 7px 0 0}.mission-steps span{font-size:11px;color:#b1c2cb;border:1px solid #526776;border-radius:20px;padding:5px 13px}.mission-steps .done{background:#256564;color:white;border-color:#47948b}.mission-note{background:#edf3f7;color:#627587;padding:9px 18px;font-size:11px;line-height:1.8;border-radius:0 0 7px 7px;margin-bottom:18px}.lab-intro{margin:0 0 24px}.lab-intro .eyebrow{color:var(--teal)}.lab-intro h3{font-size:24px;margin:10px 0;color:var(--ink)}.lab-intro p,.lab-panel p{font-size:12px;line-height:1.85;color:var(--muted)}.lab-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.lab-panel{padding:22px;border:1px solid var(--line);border-radius:8px;background:#fff;min-width:0}.lab-heading{display:flex;justify-content:space-between;gap:10px;align-items:center;border-bottom:1px solid #e6edf2;padding-bottom:12px;margin-bottom:17px}.lab-heading span{font-size:11px;color:var(--teal);font-weight:700}.lab-heading b{font-size:10px;color:var(--muted);font-weight:400}.lab-panel h4{font-size:15px;color:var(--ink);line-height:1.8;margin:8px 0 18px}.evidence-picks{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;max-height:290px;overflow:auto}.evidence-picks label{display:flex;align-items:center;gap:9px;border:1px solid #dce6ed;padding:11px 12px;font-size:12px;cursor:pointer;border-radius:5px;min-height:42px}.evidence-picks label:has(:checked){background:#eaf5f3;border-color:#238780;color:#12625d}.evidence-picks input{accent-color:#1c7a75;flex:none}.lab-result{font-size:12px;line-height:1.8;margin-top:15px;min-height:22px;color:var(--muted)}.lab-result.success{color:#166457}.lab-result.retry{color:#a85220}.sort-event{display:flex;align-items:center;gap:10px;background:#f5f8fa;border:1px solid #e0e8ef;padding:10px;border-radius:5px;margin-bottom:9px;font-size:11px;line-height:1.6}.sort-event>span:nth-child(2){flex:1}.sort-number{font:italic 20px Georgia,serif;color:#6b8c9e}.sort-event>div{display:flex;flex-direction:column;gap:3px}.sort-event button{background:#fff;border:1px solid #ccdae4;border-radius:4px;color:#26536b;width:36px;height:30px}.lab-panel label[for=caseNotebook]{font-size:12px;color:var(--muted);display:block;line-height:1.8}.lab-panel textarea{resize:vertical;display:block;width:100%;box-sizing:border-box;margin-top:12px;border:1px solid #cedae4;border-radius:5px;padding:12px;font-size:13px;line-height:1.8;min-height:135px;background:#fafcfd;color:#264358}.lab-locked{padding:16px;border:1px dashed #bed0dc;background:#f4f8fa}.direction-tags{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 24px}#investigationDirections h4{font-size:14px;margin:8px 0;color:#153a53}#investigationDirections p{font-size:11px;line-height:1.8;color:var(--muted)}#unlockedDetailDisplay p{white-space:pre-wrap;font-size:13px;line-height:1.9}.unlocked-keyword-tag{font-size:12px;min-height:40px}.search-hit-card p{white-space:pre-wrap;line-height:1.9;font-size:13px}.search-hit-card h4{margin:0 0 10px}.sourced-photo{cursor:default}.photo-open{display:block;border:0;padding:0;width:100%;background:#dde5eb;cursor:zoom-in}.sourced-photo .photo-thumb{height:190px;object-fit:contain;background:#e9edf0;filter:none}.sourced-photo .photo-desc-brief{display:block;-webkit-line-clamp:unset;max-height:none;font-size:11px;color:#596d7e;line-height:1.75;margin:8px 0}.photo-meta a,#caseSources a{color:#0c6e86;font-size:11px}.photo-meta small{display:block;font-size:9px;color:#7b8895;line-height:1.7;margin-top:6px}.photo-kind{font-size:9px;color:#176d74;border:1px solid #bcdbdd;border-radius:3px;padding:2px 5px;display:inline-block;margin-bottom:8px}#caseSources{padding:15px 0;font-size:11px;color:#61788c;line-height:1.8}.discussion-options{display:flex;flex-wrap:wrap;gap:8px}.discussion-reply{margin-top:20px;background:#edf5f7;border-left:3px solid #2d878e;padding:18px;font-size:13px;line-height:2;color:#27495d}.quiz-explain{font-size:12px;color:#337369;line-height:1.8;margin-top:10px}.case-rating{background:#eff7f5;border:1px solid #b4d4ce;border-radius:8px;padding:25px;color:#245a52;display:flex;align-items:center;gap:20px;flex-wrap:wrap}.case-rating>div:first-child{flex:1}.case-rating h3{font-size:23px;margin:10px 0}.case-rating>strong{font:600 56px Georgia,serif}.case-rating strong small{font:12px sans-serif;margin-left:4px}.case-rating p{font-size:12px;line-height:1.8;margin:0;width:100%}.rating-breakdown{display:flex;flex-wrap:wrap;gap:10px;font-size:11px;width:100%}.rating-breakdown span{border:1px solid #bdd8d2;border-radius:4px;padding:6px 9px}.security-watermark-overlay{opacity:.018!important}.cctv-scanline{display:none!important}.suspect-cctv-img{object-fit:contain!important;filter:none!important}.header-cctv-status{font-size:0}.header-cctv-status:after{content:'互动演绎 · 非真实录像';font-size:11px}.case-discussion h3{margin:14px 0;color:#193d54}.forensics-title{font-size:0!important}.forensics-title:after{content:'证据推理与时间重建';font-size:17px}.quiz-title{font-size:0!important}.quiz-title:after{content:'案卷结论与调查复盘';font-size:17px}.quiz-hint{font-size:0!important}.quiz-hint:after{content:'核对证据、回答关键问题，查看本次调查评分';font-size:11px}.case-list-header{display:none}
@media(min-width:1350px){.case-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:900px){.lab-grid{grid-template-columns:1fr}.library-intro{padding:24px}.investigation-content{min-width:0}}
@media(max-width:600px){.library-intro{gap:14px;padding:21px 18px}.library-intro h2{font-size:20px}.library-intro .eyebrow{font-size:8px;letter-spacing:1px}.archive-total strong{font-size:40px}.archive-total{min-width:60px}.library-intro p{font-size:10px;line-height:1.9}.library-toolbar{gap:9px}.library-search{flex-basis:100%}.library-toolbar label:not(.library-search){flex:1;min-width:85px}.library-toolbar select{width:100%;padding:10px 6px}.library-toolbar input{font-size:16px}.library-toolbar>.lab-button{width:100%}.case-grid{grid-template-columns:1fr!important;gap:16px}.archive-cover{height:190px}.archive-body{padding:18px}.mission-steps{padding:10px;gap:6px}.mission-steps span{font-size:10px;padding:4px 9px}.mission-note{padding:8px 12px}.lab-panel{padding:17px}.lab-intro h3{font-size:21px}.sort-event button{height:40px;width:40px}.lab-button{min-height:44px}.case-rating{padding:19px;gap:12px}.case-rating>strong{font-size:40px}.lab-panel textarea{font-size:16px}.archive-body h3{font-size:17px}.sourced-photo .photo-thumb{height:210px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important;transition:none!important}}