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h1{font-size:25px}.overlay-head .kicker{font-size:8px}.overlay-head{margin-bottom:18px}.gallery-tabs{gap:0;overflow:auto;white-space:nowrap}.gallery-tabs button{padding:10px;font-size:11px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.view-card .thumb{height:125px}.card-caption{padding:11px;font-size:11px}.quiz-layout{display:block;margin:15px 0}.quiz-card{padding:23px}.quiz-aside{padding:20px 5px}.quiz-card h2{font-size:19px}#selection-tray{font-size:9px;gap:0;bottom:40px;padding:3px}#selection-tray button{padding:6px}#selection-count{display:none}#slice-bar{left:8px;right:8px;bottom:40px;padding:10px;gap:6px;flex-wrap:wrap}#slice-bar label input{width:60px}.stage-hint{font-size:8px}#loading{font-size:10px;padding:12px;white-space:nowrap}}#micro-controls{margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}#micro-controls label{display:block;font-size:11px;color:var(--muted);margin-top:14px}#micro-controls input{margin-top:10px}.quiz-finder{position:absolute;bottom:70px;left:50%;transform:translate(-50%);z-index:8;display:flex;gap:16px;align-items:center;max-width:90%;padding:14px 18px;border:1px solid var(--line);border-radius:14px;background:#fffffff2;box-shadow:var(--shadow)}.quiz-finder b{color:var(--accent)}.quiz-finder span{color:var(--muted);font-size:11px}#quiz-figure{height:210px;max-width:100%;object-fit:contain;display:block;margin:12px auto;border-radius:12px}.quiz-card:has(#quiz-figure){padding-top:22px;padding-bottom:24px}.quiz-card:has(#quiz-figure) .quiz-answer{padding:10px;margin:7px 0}.quiz-card:has(#quiz-figure) #quiz-answers{margin-top:12px}@media(max-width:760px){.quiz-finder{gap:6px;font-size:11px;padding:10px;width:95%}.quiz-finder span{display:none}}:root{--accent:#197c96;--accent-soft:#eaf3f5;--muted:#8c9093;--line:#e0e1e2;--surface:#fff;background:#fff;color:#55585a;font-family:Segoe UI,Microsoft 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var(--top) - var(--bottom));display:block;width:100%;isolation:isolate}#canvas-area{position:absolute;inset:0;background:#fff;overflow:hidden}#stage{inset:0}.scene-heading{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);left:0;top:0;margin:0}.stage-hint{display:none}#sidebar{position:absolute;left:0;top:6px;width:var(--rail);height:min(670px,79%);border:0;background:#f3f3f3ed;backdrop-filter:blur(14px);overflow:hidden;display:flex;flex-direction:column;z-index:3}.sidebar-head{height:29px;min-height:29px;background:#d9d9d9;display:grid;place-items:center;padding:0;font-size:13px;color:#6f7274}.body-presets{position:relative;display:flex;align-items:center;justify-content:center;gap:2px;margin:0 13px;padding:8px 0 23px;border-bottom:1px solid #c9cbcc}.body-presets>button{height:58px;width:44px;padding:3px;color:var(--accent)}.body-presets>button svg{height:100%;width:100%}.region-label{position:absolute;right:0;bottom:3px;padding:0}.region-label select{display:block;border:0;background:transparent;margin:0;padding:0 4px;min-height:18px;font-size:10px;color:var(--accent);width:55px}#layers{flex:1;min-height:0;overflow:auto;scrollbar-width:thin;scrollbar-color:#c9cbcc transparent;padding:5px 12px}.layer-row{padding:8px 4px 10px;border:0;min-height:77px;position:relative}.layer-top{display:flex;justify-content:space-between;align-items:center;gap:0}.layer-title{position:absolute;bottom:0;left:0;right:0;text-align:center;font-size:9px;opacity:0;pointer-events:none;transition:opacity .15s;max-width:none;white-space:nowrap}.layer-row:hover .layer-title,.layer-row:focus-within .layer-title{opacity:1}.layer-icon{width:43px;height:43px;display:grid;place-items:center;opacity:1;color:var(--accent);padding:2px}.layer-icon svg{width:100%;height:100%}.layer-row.inactive .layer-icon{color:#a8abad;opacity:.65}.layer-step{font-size:30px;font-weight:300;width:30px;height:36px;color:#b5b8ba;line-height:30px;padding:0}.layer-step:disabled{opacity:.3}.layer-bars{margin:7px 2px 0;gap:5px}.layer-bar{height:4px;background:#c5c8ca;border-radius:0;position:relative}.layer-bar:after{content:"";position:absolute;inset:-6px 0}.layer-bar.on{background:var(--accent)}.sidebar-foot{margin:3px 14px 0;padding:8px 0 6px;border-top:1px solid #c9cbcc;display:grid;grid-template-columns:1fr 1fr;gap:4px}.sidebar-foot button{width:100%;height:41px;padding:6px 12px;background:transparent;color:#8badb6}.sidebar-foot button:first-child{border-right:1px solid #c9cbcc;border-radius:0}.sidebar-foot small{grid-column:1/-1;font-size:8px;margin:0;color:#9ea4a7}#toggle-sidebar{position:absolute;left:var(--rail);top:160px;background:#f3f3f3ed;z-index:4;border-radius:0 9px 9px 0;width:33px;height:170px;padding:13px 5px;display:flex;align-items:center;justify-content:space-between;flex-direction:column;color:#7f8588}.sidebar-collapsed #sidebar{transform:translate(-100%);width:var(--rail)!important}.sidebar-collapsed #sidebar>*{display:flex!important}#toggle-sidebar>span:first-child{writing-mode:vertical-rl;letter-spacing:2px;font-size:13px}#toggle-sidebar>span:last-child{width:23px;height:28px}.life-launch{position:absolute;left:22px;bottom:18px;display:flex;z-index:3;align-items:center;gap:0;background:#fafafaeb;border-radius:5px;color:var(--accent)}.life-launch #life-mode{display:flex;align-items:center;gap:9px;padding:9px 8px;font-size:13px}.life-launch [data-icon]{width:31px;height:31px}.life-launch>button:last-child{width:26px;height:40px;padding:9px 4px;color:#9ca6aa}.canvas-corner{right:22px;bottom:22px;border:0;border-radius:4px;background:#fafafad9}.canvas-corner button{height:32px;width:32px;font-size:21px;color:#b0b4b7}.canvas-corner #fit{padding:6px}#orientation-cube{right:25px;top:15px;border:0;background:#f7f9fa80;border-radius:4px;width:32px;height:33px;opacity:.7;font-size:10px}#orientation-cube span{font-size:7px}#selection-tray{bottom:20px;z-index:5}#slice-bar{bottom:20px;left:230px;right:70px}body.slicing #selection-tray{bottom:93px}#inspector{position:absolute;right:14px;top:10px;bottom:14px;width:330px;max-height:calc(100% - 24px);border:1px solid #e5e7e8;border-radius:9px;background:#fffffff2;backdrop-filter:blur(18px);box-shadow:0 9px 45px #2947530c;overflow:auto;z-index:7}.drawer-head{padding:12px 17px;background:#f7f7f7ec;border-bottom:1px solid #ddd;min-height:39px}.drawer-head h2{font-weight:400;font-size:14px}.drawer-head button{color:#8b9094}.drawer-head button:hover{color:var(--accent)}#knowledge-panel,#activity-panel,#notes-panel{padding:22px}#selected-name{font-size:25px;color:#454b4e;font-weight:500}#selected-facts{font-size:13px;line-height:1.9;padding-left:18px;color:#6f7477}#selected-sources{margin-top:20px}#inspector[data-panel=search]{inset:6px auto 0 0;max-height:calc(100% - 6px);width:min(430px,70vw);border:0;border-radius:0;background:#f7f7f7ed;box-shadow:none}#inspector[data-panel=search] .drawer-head{background:#d9d9d9;padding:6px 18px;min-height:29px;justify-content:center}#inspector[data-panel=search] .drawer-head button{position:absolute;right:8px}#inspector[data-panel=search] .drawer-head h2{color:#747779;font-size:14px}#search-panel{padding:0}#search-panel .search-box{padding:0 14px;background:#ffffff90;border-bottom:1px solid #d8dadb;height:46px;gap:10px}#search-panel .search-box>span{width:26px;height:26px;color:#c0c7ca}#search-panel .search-box input{padding:8px 0;border:0;background:transparent;border-radius:0;font-size:14px}#search-filters{display:grid;grid-template-columns:repeat(7,1fr);padding:8px 12px 6px;border-bottom:1px solid #d5d9da;gap:4px}#search-filters button{padding:5px 9px;height:38px;color:#c2c7c9;position:relative;border-bottom:2px solid transparent;border-radius:0}#search-filters button svg{height:100%;width:100%}#search-filters button[aria-selected=true]{color:var(--accent);border-bottom-color:var(--accent);background:transparent}#search-system{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);padding:0;margin:0}#search-count{padding:6px 17px;margin:0;color:#9ba1a4;font-size:10px}.result-row{border:0;padding:10px 13px;gap:8px;min-height:60px}.result-row:nth-child(2n){background:#eaeced80}.result-label{font-size:13px;padding:0;text-align:left;line-height:1.55;border-radius:0;min-width:0}.result-label small{display:block;font-size:9px;color:#8e9497;letter-spacing:.35px;margin-top:3px}.result-row>button:last-child{white-space:nowrap;font-size:11px;padding:7px 3px;color:var(--accent)}.result-organ{width:25px;height:30px;color:#a4aaad;flex-shrink:0}.result-organ svg{width:100%;height:100%}.tools{position:relative;z-index:12;height:var(--bottom);border:0;display:flex;justify-content:space-around;align-items:center;gap:0;padding:0 18px;background:#fff}.tools>button{font-size:11px;min-width:68px;padding:6px 10px;gap:7px;flex:1;color:#93989b}.tools>button>span{width:37px;height:37px;line-height:normal}.tools>button:hover{background:transparent;color:var(--accent)}.tools>button[aria-pressed=true],#menu-tool[aria-expanded=true]{background:#f1f6f7;color:var(--accent)}#tool-menu{position:fixed;left:18px;bottom:calc(var(--bottom) + 6px);z-index:18;width:340px;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 40px #29475314;background:#fffffff7;padding:12px}.primary-nav{height:auto;display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.primary-nav button{border:0;border-radius:5px;min-width:0;font-size:11px;padding:12px 4px;gap:8px}.primary-nav button span{height:28px;width:28px}.secondary-tools{display:flex;border-top:1px solid var(--line);padding-top:8px;margin-top:6px;gap:8px}.secondary-tools button{flex:1;display:flex;justify-content:center;align-items:center;gap:9px;font-size:12px}.secondary-tools button span{height:23px;width:23px}.orientations{display:flex!important;justify-content:space-between;border-top:1px solid var(--line);padding-top:6px;margin-top:6px}.orientations button{flex:1;font-size:11px}.overlay{inset:var(--top) 0 var(--bottom);z-index:8;background:#f5f5f5}.gallery-tabs{background:#e6e6e6;justify-content:space-around}.gallery-tabs button{color:#7e8487}.view-card{border-radius:3px;box-shadow:none}.gallery-section h2{color:#6b7377}.view-card .thumb{background:#fff}.card-caption{color:#657075}#vital-signs{background:#f6f8f8;border-radius:7px;padding:12px;margin-bottom:14px;display:grid;grid-template-columns:1fr 1fr;gap:7px}.vital-item{display:flex;align-items:center;gap:7px;color:#778a91;font-size:10px}.vital-item:first-child{color:#b34f50}.vital-item span{width:22px;height:22px}.vital-item svg{width:100%;height:100%}.vital-item b{font-weight:400}#rhythm-wave{grid-column:1/-1;width:100%;height:36px}#rhythm-wave path{fill:none;stroke:#be7778;stroke-width:1.3}#rhythm-wave circle{fill:#ac5054}#circulation-guide{padding:0 0 17px;margin-bottom:15px;border-bottom:1px solid var(--line)}#circulation-guide>p{font-size:11px;color:#8b9397;margin:0 0 9px}#circulation-stops{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}#circulation-stops button{font-size:10px;border-bottom:2px solid #e3e8eb;border-radius:3px;padding:7px 3px;color:#879ca6}#circulation-stops button.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--accent-soft)}.blood-legend{display:flex;gap:18px;font-size:9px;color:#949a9e;margin-top:12px}.blood-legend>span{display:flex;align-items:center;gap:5px}.blood-legend i{height:7px;width:7px;border-radius:50%;display:inline-block}.oxygenated{background:#d83a32}.deoxygenated{background:#782932}#toast{bottom:calc(var(--bottom) + 20px)}@media(min-width:1700px){:root{--rail:195px;--top:68px;--bottom:100px}#sidebar{height:min(740px,80%)}.layer-row{min-height:86px}.layer-icon{height:49px;width:49px}.tools{gap:0}.tools>button>span{width:42px;height:42px}}@media(max-width:900px){:root{--rail:146px;--top:56px;--bottom:82px}.app-header{padding:0 12px}.header-actions{display:flex;gap:12px}.header-actions button,.header-actions button:nth-child(2){width:28px;height:30px}.view-history button{width:32px;height:34px}.view-history #view-gallery{font-size:20px}.view-rotation{gap:6px}.view-rotation #reset{width:34px;height:34px}.view-rotation button{width:24px}.tools{padding:0 6px;justify-content:space-around;overflow:visible}.tools>button{min-width:0;font-size:9px;padding:5px 2px}.tools>button>span{width:31px;height:31px}.layer-row{min-height:73px}.layer-icon{display:grid;width:39px;height:39px}.layer-step{width:26px}.layer-bars{margin:7px 1px 0}.layer-title{max-width:none;font-size:8px}.body-presets{margin:0 10px}.body-presets>button{height:51px;width:38px}.sidebar-foot{padding:7px 0;margin:3px 12px 0}.sidebar-foot small{font-size:7px}#sidebar{height:min(650px,76%)}#toggle-sidebar{width:28px;height:145px;top:145px}#inspector{width:300px}#inspector[data-panel=search]{width:min(390px,70vw)}.life-launch{left:13px;bottom:13px}.life-launch #life-mode{font-size:11px}.life-launch [data-icon]{width:25px;height:25px}.overlay{padding:23px 20px}.canvas-corner{right:15px;bottom:15px}#slice-bar{left:185px;right:55px}.card-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}}@media(max-width:520px){:root{--rail:100px;--top:51px;--bottom:72px}.app-header{padding:0 8px}.view-history{gap:2px}.view-history button{width:27px;height:29px}.view-history #view-gallery{font-size:17px}.view-rotation{gap:1px;left:52%}.view-rotation button{width:19px;height:25px}.view-rotation #reset{height:28px;width:28px}.header-actions{gap:8px}.header-actions button,.header-actions button:nth-child(2){width:25px;height:27px}#top-share,#help{display:none}#sidebar{height:min(490px,70%);top:5px}.sidebar-head{font-size:10px;min-height:24px;height:24px}.body-presets{margin:0 7px;padding:6px 0 22px;gap:0}.body-presets>button{height:40px;width:30px;padding:1px}.region-label select{font-size:9px;width:48px}#layers{padding:3px 4px}.layer-row{min-height:61px;padding:7px 3px 8px}.layer-icon{width:32px;height:32px;display:grid}.layer-step{font-size:24px;width:22px;height:27px}.layer-bars{gap:3px;margin:6px 0 0}.layer-bar{height:3px}.layer-title{font-size:7px}.sidebar-foot{margin:0 7px;padding:4px 0}.sidebar-foot button{height:32px;padding:3px 7px}.sidebar-foot small{display:none}#toggle-sidebar{top:112px;width:24px;height:130px;padding:10px 3px}#toggle-sidebar>span:first-child{font-size:11px}#toggle-sidebar>span:last-child{width:18px;height:22px}.tools{padding:0 4px;overflow:visible;gap:0}.tools>button{font-size:8px;gap:6px;padding:5px 0;min-width:0}.tools>button>span{width:26px;height:26px}.tools #open-search{font-size:7px;flex:1.3}#inspector{top:5px;right:5px;bottom:6px;width:min(310px,calc(100vw - 20px));max-height:calc(100% - 11px)}#inspector[data-panel=search]{width:92vw;max-width:400px}.life-launch{left:9px;bottom:9px}.life-launch #life-mode{font-size:10px;gap:5px;padding:7px 5px}.life-launch [data-icon]{width:23px;height:23px}.life-launch>button:last-child{width:18px;padding:6px 1px}.canvas-corner{right:10px;bottom:10px}.canvas-corner button{height:28px;width:28px;font-size:18px}#orientation-cube{display:none}#tool-menu{left:8px;max-width:calc(100vw - 16px);width:330px}#slice-bar{left:8px;right:8px;bottom:66px;font-size:10px}#selection-tray{bottom:64px;font-size:9px;max-width:96%;padding:4px}#selection-count{display:none}#selection-tray button{padding:7px}body.slicing #selection-tray{bottom:143px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.view-card .thumb{height:130px}.overlay{padding:20px 13px}.overlay-head h1{font-size:22px}.gallery-tabs{justify-content:flex-start;gap:0}.gallery-tabs button{padding:9px;font-size:10px}.quiz-finder{bottom:65px}}.sidebar-head{justify-content:center;align-content:center}.layer-row.inactive .layer-title{opacity:0}.layer-row.inactive:hover .layer-title,.layer-row.inactive:focus-within .layer-title{opacity:.6}:root{--top:64px;--bottom:82px;--rail:208px;--muted:#687b82}body{color:#43565d}button,select,summary,.file-button{touch-action:manipulation}button:focus-visible,select:focus-visible,summary:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.app-header{border-bottom:1px solid var(--line);padding-inline:16px}.view-history button,.view-rotation button,.view-rotation #reset,.header-actions button,.header-actions button:nth-child(2){width:44px;height:44px;padding:9px}.view-history #view-gallery{padding:0 10px;font-size:18px}.header-actions{gap:4px}#top-share{display:none}#language{width:104px;min-height:40px;font-size:13px;padding:8px}#workspace{display:grid;grid-template-columns:var(--rail) minmax(0,1fr);gap:0}#canvas-area{position:relative;inset:auto;grid-column:2;grid-row:1;display:flex;flex-direction:column;min-height:0}#mode-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;padding:8px 18px;flex-shrink:0;border-bottom:1px solid #edf0f1}#mode-bar strong{display:block;color:var(--accent);font-size:13px}#mode-hint{display:block;margin-top:5px;color:var(--muted);font-size:11px}#exit-mode{min-height:40px;border:1px solid var(--line);white-space:nowrap;background:var(--surface)}#stage{position:relative;inset:auto;flex:1;min-height:0;overflow:hidden}#annotation-labels{position:absolute;inset:60px 0 0;pointer-events:none;overflow:hidden}#scene-actions{flex-shrink:0;display:flex;flex-direction:column;gap:8px;padding:0 12px;background:var(--surface);z-index:5}#scene-actions:has(>:not([hidden])){padding:8px 12px;border-top:1px solid var(--line)}#selection-tray,#slice-bar,#playback-bar{position:static;inset:auto;transform:none;width:100%;max-width:100%;margin:0;border:0;border-radius:8px;box-shadow:none;display:flex;align-items:center;justify-content:center;gap:6px;padding:0;flex-wrap:wrap;background:transparent}#selection-tray button,#slice-bar button,#playback-bar button{min-height:44px;padding:8px 12px;background:var(--accent-soft);color:var(--accent)}#selection-count{display:block;padding:0 8px;font-size:12px}#slice-bar>input{min-width:90px}#slice-bar select{min-height:44px}#playback-bar #quick-play{background:var(--accent);color:#fff;min-width:100px}#sidebar{position:relative;grid-column:1;grid-row:1;inset:auto;width:var(--rail);height:100%;max-height:none;border-right:1px solid var(--line);border-radius:0;transform:none;background:#f5f7f8}.sidebar-head{height:40px;min-height:40px;background:#edf1f2;font-size:13px}.body-presets{padding:6px 0 48px}.body-presets>button{width:54px;height:52px;padding:8px}.region-label{left:0;right:0;bottom:6px}.region-label select{width:100%;font-size:13px;min-height:36px;background:#fff;border:1px solid var(--line)}#layers{padding:8px 12px;overscroll-behavior:contain}.layer-row{min-height:102px;padding:4px 0 6px;border-bottom:1px solid #e3e8ea}.layer-top{padding-top:18px;position:relative}.layer-title,.layer-row.inactive .layer-title{opacity:1;top:0;bottom:auto;font-size:11px;white-space:normal;color:#546b74}.layer-row.inactive .layer-title{opacity:.75}.layer-step{width:44px;height:44px;font-size:26px;color:var(--accent)}.layer-icon{width:36px;height:36px}.layer-bars{margin:0;gap:6px}.layer-bar{height:28px;background:linear-gradient(#c5c8ca,#c5c8ca) center/100% 4px no-repeat}.layer-bar.on{background:linear-gradient(var(--accent),var(--accent)) center/100% 4px no-repeat}.layer-bar:after{display:none}.sidebar-foot{margin:0 12px;padding:6px 0;flex-shrink:0}.sidebar-foot small{font-size:10px;padding:4px}#toggle-sidebar{left:var(--rail);top:80px;height:44px;width:28px;padding:5px;z-index:8}#toggle-sidebar>span:first-child{display:none}#toggle-sidebar>span:last-child{width:22px;height:26px}.sidebar-collapsed #workspace{grid-template-columns:0 minmax(0,1fr)}.sidebar-collapsed #sidebar{visibility:hidden;pointer-events:none}.sidebar-collapsed #toggle-sidebar{left:0}#workspace:has(#inspector:not([hidden])){grid-template-columns:var(--rail) minmax(0,1fr) 330px}.sidebar-collapsed #workspace:has(#inspector:not([hidden])){grid-template-columns:0 minmax(0,1fr) 330px}#inspector,#inspector[data-panel=search]{position:relative;grid-row:1;grid-column:3;inset:auto;width:100%;max-width:none;height:100%;max-height:none;border:0;border-left:1px solid var(--line);border-radius:0;background:#fafbfc;box-shadow:none;overscroll-behavior:contain}.drawer-head,#inspector[data-panel=search] .drawer-head{min-height:52px;padding:4px 12px;justify-content:space-between;gap:6px;background:#f1f5f6}.drawer-head h2{flex:1;font-size:14px}.drawer-head button,#inspector[data-panel=search] .drawer-head 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10px}#selected-related{display:flex;flex-wrap:wrap;gap:6px}#selected-related button{padding:8px 10px;border:1px solid var(--line);background:var(--surface);text-align:left;font-size:12px;line-height:1.5}#selected-related button:hover{background:var(--accent-soft);border-color:var(--accent)}#selected-sources{display:flex;flex-direction:column;gap:8px}#selected-sources a{font-size:12px;line-height:1.6;overflow-wrap:anywhere}#knowledge-panel .inline-actions{border-top:1px solid var(--line);padding-top:16px;margin-top:8px}@media(max-width:760px)and (orientation:portrait){body:not(.panel-expanded) #structure-overview .knowledge-section:has(#selected-region),body:not(.panel-expanded) #structure-overview .knowledge-section h3,body:not(.panel-expanded) #knowledge-related-section,body:not(.panel-expanded) #knowledge-sources-section,body:not(.panel-expanded) #knowledge-panel:has(#structure-overview:not([hidden])) #knowledge-facts-section{display:none}body:not(.panel-expanded) #selected-summary{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;font-size:13px;line-height:1.65}body:not(.panel-expanded) .knowledge-meta{margin-bottom:8px}body:not(.panel-expanded) .knowledge-section{margin-bottom:12px}#selected-related button{min-height:44px}}#view-navigation{position:absolute;right:12px;top:12px;z-index:7;display:flex;flex-direction:column;align-items:center;gap:8px;user-select:none}#view-gizmo{position:relative;width:128px;height:128px;border-radius:50%;background:radial-gradient(circle,#f0f4f6a8,#fff0 72%);touch-action:none;cursor:grab}#view-gizmo:active{cursor:grabbing}#view-gizmo>svg{width:100%;height:100%;position:absolute;inset:0;pointer-events:none;overflow:visible}#view-gizmo line{stroke:#91a4ad;stroke-width:1.7}#view-gizmo line:is([data-axis=left],[data-axis=right]){stroke:#ce6172}#view-gizmo line:is([data-axis=front],[data-axis=back]){stroke:#75a15c}#view-gizmo line:is([data-axis=top],[data-axis=bottom]){stroke:#5795c6}#view-gizmo button{position:absolute;transform:translate(-50%,-50%);width:32px;height:32px;padding:0;border:1px solid #c3d5df;border-radius:50%;background:#e5eff6;color:#23516d;font-size:11px;font-weight:600;touch-action:none}#view-gizmo button:is([data-direction=left],[data-direction=right]){background:#f6dce2;border-color:#d19ca7;color:#843e4b}#view-gizmo button:is([data-direction=front],[data-direction=back]){background:#e4efd9;border-color:#a4be8c;color:#45632c}#view-gizmo button.far{background:#fff;opacity:.75}#view-gizmo button:hover,#view-gizmo button:focus-visible{box-shadow:0 0 0 3px #4b829527;opacity:1}.navigation-buttons,.navigation-extra{display:flex;flex-direction:column;align-items:center;gap:5px}.navigation-buttons{padding:5px;border:1px solid var(--line);background:#ffffffed;border-radius:12px}.navigation-buttons button{display:flex;align-items:center;justify-content:center;width:40px;min-height:40px;padding:8px;color:#4d6571;background:transparent;border-radius:8px}.navigation-buttons button:hover{background:var(--accent-soft)}.navigation-buttons button>[data-icon]{width:23px;height:23px}#zoom-view,#pan-view{touch-action:none;cursor:ns-resize}#pan-view{cursor:move}.navigation-buttons #projection-toggle{flex-direction:column;width:66px;gap:3px;padding:6px 2px;font-size:9px}#projection-toggle svg{width:23px;height:23px;stroke:currentColor;stroke-width:1.5;fill:none}#projection-toggle[aria-pressed=true]{background:var(--accent-soft);color:var(--accent)}.navigation-zoom{display:flex}.navigation-zoom button{width:30px;font-size:20px;padding:0}#navigation-more{display:none}#canvas-area:has(#mode-bar:not([hidden])) #view-navigation{top:70px}#view-navigation+#scene-actions{padding-right:84px}@media(max-width:760px),(max-width:900px)and (max-height:500px){#view-navigation{top:8px;right:8px;gap:2px}#view-gizmo{width:108px;height:108px}#view-gizmo button{width:30px;height:30px;font-size:10px}.navigation-buttons{gap:2px;padding:3px}.navigation-buttons button{width:40px;min-height:40px}#navigation-more{display:flex}#zoom-view,.navigation-extra{display:none}#view-navigation.expanded .navigation-extra,#view-navigation.expanded #zoom-view{display:flex}#view-navigation.expanded .navigation-buttons{max-height:calc(100dvh - 300px);overflow:auto}#view-navigation+#scene-actions{padding-right:6px}.scene-heading{max-width:calc(100% - 135px)}}@media(max-width:900px)and (max-height:500px){#view-navigation{flex-direction:row;align-items:flex-start}#view-gizmo{width:96px;height:96px}.navigation-buttons,#view-navigation.expanded .navigation-extra{flex-direction:row}#view-navigation.expanded .navigation-buttons{max-height:none}}#view-gizmo button.far{font-size:0}#view-gizmo button.far:hover,#view-gizmo button.far:focus-visible{font-size:10px}html[lang=en] #view-gizmo button{font-size:9px}html[lang=en] #view-gizmo button.far{font-size:0}html[lang=en] #view-gizmo button.far:hover,html[lang=en] #view-gizmo button.far:focus-visible{font-size:9px}#view-gizmo{width:96px;height:96px}#view-gizmo button{width:26px;height:26px;font-size:10px}#view-navigation{gap:8px}.navigation-buttons{position:relative;padding:3px;gap:2px;border-radius:9px}.navigation-buttons button{width:32px;min-height:32px;padding:6px}.navigation-buttons button>[data-icon],#projection-toggle svg{width:20px;height:20px}.navigation-buttons #projection-toggle{width:32px;min-height:32px;padding:6px}#projection-toggle>span{display:none}#navigation-more{display:flex}.navigation-extra{display:none}#view-navigation.expanded .navigation-extra{display:flex}.navigation-zoom{display:none}.navigation-pad{position:absolute;right:calc(100% + 8px);top:0;padding:6px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 4px 15px #29475314}#pan-pad{display:grid;grid-template-columns:repeat(3,36px);grid-template-rows:repeat(3,36px)}#pan-pad button{width:36px;min-height:36px;font-size:20px}#pan-pad button:nth-child(1){grid-column:2;grid-row:1}#pan-pad button:nth-child(2){grid-column:1;grid-row:2}#pan-pad button:nth-child(3){grid-column:3;grid-row:2}#pan-pad button:nth-child(4){grid-column:2;grid-row:3}#zoom-pad{display:flex}#zoom-pad button{width:40px;min-height:40px;font-size:22px}#pan-view[aria-expanded=true],#zoom-view[aria-expanded=true]{background:var(--accent-soft);color:var(--accent)}@media(max-width:760px),(max-width:900px)and (max-height:500px){#view-gizmo{width:88px;height:88px}#view-gizmo button{width:28px;height:28px}.navigation-buttons button,.navigation-buttons #projection-toggle{width:40px;min-height:40px}#zoom-view{display:flex}#view-navigation.expanded .navigation-buttons{overflow:visible;max-height:none}#pan-pad{grid-template-columns:repeat(3,40px);grid-template-rows:repeat(3,40px)}#pan-pad button{width:40px;min-height:40px}}#canvas-area:has(#mode-bar:not([hidden])) #view-navigation{top:12px}@media(max-width:760px),(max-width:900px)and (max-height:500px){#canvas-area:has(#mode-bar:not([hidden])) #view-navigation{top:8px}}.navigation-buttons{width:58px;padding:4px;gap:2px}.navigation-buttons>button,.navigation-extra>button,.navigation-buttons #projection-toggle{display:flex;flex-direction:column;width:48px;min-height:45px;padding:4px 2px;gap:3px;font-size:10px;line-height:1.2}.navigation-buttons .nav-label,#projection-toggle>span{display:block}#navigation-more>span:first-child{height:20px;line-height:14px;font-size:17px}#toggle-view-navigation{display:none}@media(max-width:760px),(max-width:900px)and (max-height:500px){#toggle-view-navigation{position:absolute;display:block;z-index:8;right:8px;top:8px;min-width:52px;min-height:40px;padding:8px;background:#fff;border:1px solid var(--line);font-size:12px}#toggle-view-navigation[aria-expanded=true]{background:var(--accent-soft);color:var(--accent)}#view-navigation,#canvas-area:has(#mode-bar:not([hidden])) #view-navigation{top:52px}.navigation-buttons>button,.navigation-extra>button,.navigation-buttons #projection-toggle{min-height:44px}#view-navigation{max-height:calc(100% - 58px);overflow:auto;overflow-x:visible}.navigation-pad{position:fixed;right:76px;top:calc(var(--top) + 155px)}}#pan-view{cursor:pointer;touch-action:manipulation}#capture-image>svg{width:20px;height:20px;flex-shrink:0}#zoom-factor{display:block;width:100%;padding:5px 0 3px;border-top:1px solid var(--line);text-align:center;font-size:11px;line-height:1.4;font-variant-numeric:tabular-nums;color:var(--muted)}:root{--accent:#167c91;--accent-soft:#e8f3f5;--ink:#30464f;--muted:#60737d;--line:#dce4e8;--surface:#fff;--surface-subtle:#f5f8f9;--control-hover:#edf4f6;--radius-control:8px;--radius-panel:12px;--space-small:8px;--space-medium:12px;--space-panel:16px;--shadow-panel:0 4px 18px #23454d0d}body{color:var(--ink)}button,select,input:not([type=range]):not([type=checkbox]),textarea{border-radius:var(--radius-control)}button{transition:background-color .15s,color .15s,border-color .15s}button:disabled{opacity:.35}button:not(:disabled):hover{background-color:var(--control-hover)}button:focus-visible,a:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button[aria-pressed=true],button[aria-selected=true]{color:var(--accent);background-color:var(--accent-soft)}button.primary,#quiz[data-stage=results] #quiz-start{background:var(--accent);color:#fff}button.primary:hover,#quiz[data-stage=results] #quiz-start:hover{background:#126879}body:not(.dark):not(.warm) #canvas-area{background:radial-gradient(ellipse at 50% 42%,#f6f8f9,#e9eff1)}.app-header{background:var(--surface);border-bottom:1px solid var(--line)}.workspace-tabs button{border-radius:0}.header-actions :is(#settings,#github-link,#fullscreen){border-radius:var(--radius-control)}#sidebar,#inspector{background:var(--surface-subtle)}.sidebar-head,.drawer-head,#inspector[data-panel=search] .drawer-head{background:var(--surface-subtle);border-bottom:1px solid var(--line)}.drawer-head h2,.sidebar-head h2{font-size:14px;font-weight:600;letter-spacing:0}#knowledge-panel,#activity-panel{padding:var(--space-panel)}#selected-name{color:var(--ink);letter-spacing:0}#edit-tools,.navigation-buttons{padding:4px;gap:2px;width:58px;border:1px solid var(--line);border-radius:var(--radius-panel);background:var(--surface);box-shadow:var(--shadow-panel)}#edit-tools>button,.navigation-buttons>button,.navigation-extra>button,.navigation-buttons #projection-toggle{width:48px;min-height:45px;gap:3px;padding:4px 2px;font-size:10px;line-height:1.2;border:1px solid transparent;border-radius:var(--radius-control);color:var(--muted)}#edit-tools>button>span,.navigation-buttons button>[data-icon],#projection-toggle svg,#capture-image>svg{width:20px;height:20px}#edit-tools>button[aria-pressed=true],.navigation-buttons button[aria-pressed=true],.navigation-buttons button[aria-expanded=true]{background:var(--accent-soft);border-color:#b8d8df;color:var(--accent)}#slice-bar,#annotation-tools,#selection-options,#tool-menu,.navigation-pad{border:1px solid var(--line);border-radius:var(--radius-panel);background:var(--surface);box-shadow:var(--shadow-panel)}#slice-bar,#annotation-tools,#selection-options{padding:var(--space-panel)}#slice-bar #axis,.region-label select,#language{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-control)}#slice-bar .slice-title{color:var(--ink)}.layer-bars{border-color:var(--line);background:#edf2f4;border-radius:var(--radius-control)}.layer-bar,.layer-bar.on{border-radius:6px}.layer-bar.on{color:var(--accent);background:var(--surface)}#knowledge-panel .inline-actions{gap:var(--space-small)}#knowledge-panel .inline-actions :is(button,a),.quiz-actions button{min-height:40px;border:1px solid var(--line);border-radius:var(--radius-control);padding:10px 12px;font-size:13px;line-height:1.4}#knowledge-panel .inline-actions button{color:var(--accent);background:var(--accent-soft)}#selection-tray button{border-radius:var(--radius-control)}.overlay{background:var(--surface-subtle)}.overlay-head h1{font-size:28px;letter-spacing:-.5px;color:var(--ink)}.quiz-card,.view-card,dialog{border:1px solid var(--line);border-radius:var(--radius-panel);box-shadow:var(--shadow-panel);background:var(--surface)}.quiz-card{padding:24px}#quiz-types button,.quiz-answer{border-radius:var(--radius-control)}#quiz-types{gap:var(--space-medium)}#quiz-types button{padding:var(--space-panel)}@media(max-width:760px),(max-width:900px)and (max-height:500px){#header-menu{border-radius:var(--radius-panel)}#header-menu .workspace-tabs button{border-radius:var(--radius-control)}.tools{border-top:1px solid var(--line);background:var(--surface)}.tools>button{border-radius:var(--radius-control)}.edit-open #edit-tools{width:auto;gap:8px;padding:12px}#edit-tools>button{width:100%;min-height:56px;font-size:12px}.navigation-buttons>button,.navigation-extra>button,.navigation-buttons #projection-toggle{min-height:48px}#knowledge-panel .inline-actions :is(button,a),.quiz-actions button,#quiz-answers button{min-height:44px}#toggle-view-navigation,#toggle-sidebar{border-radius:var(--radius-control)}.overlay-head h1{font-size:24px}.quiz-card{padding:var(--space-panel)}}@media(prefers-reduced-motion:reduce){button{transition:none}}.atlas-brand{display:flex;align-items:center;gap:9px;text-decoration:none}.brand-logo{display:block;width:26px;height:26px;flex-shrink:0;border-radius:6px;object-fit:cover}@media(max-width:1150px)and (min-width:761px){.atlas-brand>span{display:none}}@media(max-width:760px),(max-width:900px)and (max-height:500px){.atlas-brand{display:flex;gap:8px}.brand-logo{width:24px;height:24px;border-radius:6px}}#gallery .result-organ{display:grid;place-items:center;width:26px;height:44px;color:var(--accent)}#gallery .result-organ svg{width:24px;height:42px}#gallery .result-system{white-space:normal;overflow:visible;text-overflow:clip;line-height:1.5}.header-actions #language,#header-menu #language{width:128px;min-width:128px}#dental-tissues{margin:0}#dental-tissues>div{padding:10px 0;border-bottom:1px solid var(--line)}#dental-tissues>div:last-child{border-bottom:0}#dental-tissues dt{font-size:12px;font-weight:600;margin-bottom:4px}#dental-tissues dd{margin:0;font-size:12px;line-height:1.7;color:var(--muted)}@media(max-width:760px){body:not(.panel-expanded) #dental-knowledge{display:none}}#dental-tissues>.dental-tissue-group{padding:0;border:0;margin:0 0 18px}#dental-tissues dl{margin:0}#dental-tissues dl>div{padding:9px 0;border-bottom:1px solid var(--line)}#dental-tissues dl>div:last-child{border-bottom:0}#selected-related .related-role{display:block;margin-top:4px;color:var(--muted);font-size:11px}@media(max-width:760px),(max-width:900px)and (max-height:500px){body:not(.panel-expanded) #inspector[data-panel=knowledge] :is(#dental-knowledge,#knowledge-facts-section,#knowledge-related-section,#knowledge-sources-section,#selected-system,#knowledge-scope,#selected-english){display:none}body:not(.panel-expanded) #structure-overview .knowledge-section:has(#selected-region),body:not(.panel-expanded) #structure-overview h3{display:none}body:not(.panel-expanded) #inspector[data-panel=knowledge] #knowledge-panel{display:flex;flex-direction:column;gap:10px}body:not(.panel-expanded) #inspector[data-panel=knowledge] #selected-name{font-size:18px;line-height:1.4;margin:0}body:not(.panel-expanded) #inspector[data-panel=knowledge] #selected-summary{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;font-size:13px;line-height:1.6}body:not(.panel-expanded) #inspector[data-panel=knowledge] .knowledge-section{margin:0}body:not(.panel-expanded) #inspector[data-panel=knowledge] .inline-actions{margin-top:auto;padding-top:8px;flex-shrink:0}#inspector[data-panel=knowledge] .inline-actions{position:sticky;bottom:0;background:var(--surface)}#restore-knowledge{bottom:72px;max-width:150px}}#sidebar .sidebar-foot{display:block}#sidebar .sidebar-copyright{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px;margin:6px 0 2px;padding:0;color:var(--muted);font-size:10px;line-height:1.5;text-align:center;white-space:nowrap}#sidebar .visitor-badge{display:block;height:14px;width:auto;max-width:100%}@media(max-width:760px),(max-width:900px)and (max-height:500px){#sidebar .sidebar-copyright{display:none}}