@font-face{font-family:LanranDisplay;src:url('assets/display.woff2') format('woff2');font-display:swap;font-weight:400 700}
:root{--blue:#173e60;--navy:#102b43;--paper:#f5f6f6;--ink:#172e40;--gold:#315f83;--line:#d2dce2;--muted:#536878;--serif:LanranDisplay,'Noto Serif SC','Source Han Serif SC',serif;--sans:'Microsoft YaHei','PingFang SC',system-ui,sans-serif}
body{font-size:15px;background:var(--paper)}h1,h2,h3{font-family:var(--sans);font-weight:600;letter-spacing:-.025em;text-wrap:balance}h1{font-size:42px;line-height:1.3}h2{font-size:28px;line-height:1.4}h3{font-size:20px}::selection{background:#c9e0ee;color:#102b43}input,textarea{caret-color:var(--blue)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid #315f83;outline-offset:3px}.btn{border-radius:4px;font-size:13px;padding:10px 17px;transition:background .18s,border-color .18s,transform .18s}.btn:hover{filter:none;background:#e5edf2;border-color:#7895aa}.btn.primary:hover,.btn.gold:hover,.install:hover{background:#245678;color:white}.btn:active{transform:translateY(1px)}.btn.gold{background:var(--blue);border-color:var(--blue)}.btn.light{color:var(--blue);border-color:var(--line)}.svg-icon{vertical-align:middle}.text-link svg{width:16px;height:16px}.eyebrow{display:none}.section{max-width:1400px;padding:36px 4%}.page-top{max-width:1400px;padding:32px 4% 24px;margin:auto}.page-top h1{font-size:38px;line-height:1.3}.page-top h1 br{display:none}.page-top .lead{font-size:14px;margin-top:10px;max-width:72ch}.tag{border-color:var(--line);background:#eaf0f3;color:#36536a;border-radius:3px}.source-note{color:var(--muted);font-size:12px;max-width:75ch}.callout{background:#eaf0f3;color:#3b576c;border:0;padding:14px 16px;border-radius:4px}.empty{background:#edf2f5;border:0;border-radius:4px}.blue-band{background:#e8eef2;color:var(--ink)}.blue-band .lead,.blue-band small{color:var(--muted)}#header{height:76px;max-width:none;padding:0 4%;background:var(--paper);border-color:#a9bccb;gap:22px}.brand{font-family:var(--serif);font-size:25px;letter-spacing:.06em;gap:10px}.brand-seal{color:var(--blue);border:1px solid var(--blue);font-family:var(--serif);width:36px;height:40px;display:grid;place-items:center;padding:0}.brand small{font-size:9px;letter-spacing:.18em;color:var(--muted)}#nav{gap:24px}#nav a{font-size:13px;padding:24px 0}#nav a.active:after{background:var(--blue);bottom:16px}.header-tools{gap:6px}.install{border-radius:4px;min-height:42px}.menu-btn{display:inline-flex}#footer{max-width:1400px;margin:auto;padding:25px 4%;grid-template-columns:1fr auto;gap:15px}#footer>small{grid-column:1/-1;font-size:11px}#footer strong{font-family:var(--sans);font-size:19px}#footer .footer-links{flex-direction:row;gap:20px;align-items:center;flex-wrap:wrap}#footer p{margin-top:4px;font-size:12px}dialog{background:var(--paper);border-radius:8px}#toast{background:var(--blue);color:#fff;max-width:calc(100vw - 32px);font-size:13px}
.exhibition-hero{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:36% 64%;padding:26px 4% 0;gap:0;min-height:540px}.exhibition-copy{align-self:center;padding:35px 30px 28px 0}.exhibition-copy h1{font-size:clamp(40px,4.2vw,66px);font-weight:700;line-height:1.28;letter-spacing:-.04em;color:var(--blue);margin-bottom:20px}.exhibition-copy>p{font-size:16px;line-height:1.9;max-width:24ch;margin-bottom:30px}.exhibition-copy>.primary{font-size:15px;min-height:52px;padding:12px 22px}.hero-research{display:flex;align-items:center;gap:10px;font-size:12px;margin-top:16px;color:var(--muted)}.hero-research svg{width:17px;height:17px}.hero-context{border-top:1px solid var(--line);font-size:11px;color:var(--muted);display:flex;gap:20px;margin-top:36px;padding-top:12px}.exhibition-images{display:grid;grid-template-columns:65% 35%;min-height:520px;overflow:hidden}.exhibition-images figure{margin:0;position:relative}.cloth-plate>img{height:100%;object-fit:cover;object-position:57% 45%}.cloth-plate figcaption{position:absolute;bottom:17px;left:17px;font-size:10px;color:#fff;background:#102b43cc;padding:5px 8px}.museum-plate{position:relative;overflow:hidden}.museum-plate>img{height:100%;object-position:58% 50%;object-fit:cover}.museum-plate>span{position:absolute;left:14px;right:14px;bottom:16px;padding:12px;background:#f5f6f6f2;color:var(--blue);font-size:14px;display:block}.museum-plate>span svg{width:18px;float:right}.museum-plate small{display:block;font-size:10px;color:var(--muted);margin-top:3px}.exhibition-paths{max-width:1440px;padding:34px 4% 50px;margin:auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}.exhibition-path{border-top:1px solid #9bb1c2;padding-top:16px;min-width:0}.exhibition-path>div{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}.exhibition-path h2{font-size:24px}.exhibition-path svg{width:19px;height:19px}.exhibition-path figure{margin:0}.exhibition-path img{height:170px;object-fit:cover;transition:filter .2s}.exhibition-path:first-child img{object-position:center 33%}.exhibition-path figcaption{font-size:10px;color:var(--muted);padding:6px 0}.exhibition-path>p{font-size:13px;margin-top:7px}.exhibition-path:hover img{filter:brightness(1.07)}.collection-story{max-width:1325px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);padding:44px 0;gap:70px;align-items:center}.collection-story h2{font-size:38px;line-height:1.45;margin-bottom:20px}.collection-story p{font-size:14px;line-height:2;max-width:56ch;color:var(--muted)}.collection-story>img{height:380px;object-position:center 30%}.experience-directory{max-width:1440px;margin:auto;padding:28px 4% 55px}.experience-directory>h2{margin-bottom:24px}.experience-directory>div{display:grid;grid-template-columns:1fr 1fr;column-gap:60px}.experience-directory a{border-top:1px solid var(--line);padding:20px 0;display:grid;grid-template-columns:150px 1fr 20px;gap:12px;align-items:center}.experience-directory strong{font-size:16px;font-weight:500}.experience-directory span{font-size:12px;color:var(--muted)}.experience-directory svg{width:18px;height:18px}
.workspace-heading{max-width:1440px;padding:25px 4% 21px;margin:auto;display:flex;gap:25px;justify-content:space-between;align-items:end}.workspace-heading h1{font-size:30px;margin:5px 0 7px}.workspace-heading p{font-size:12px;color:var(--muted);max-width:80ch}.back-home{font-size:11px;color:var(--muted)}.workspace-actions{display:flex;gap:15px;align-items:center;flex-wrap:wrap;justify-content:end;font-size:12px;flex-shrink:0}.workspace-actions>a{border-bottom:2px solid transparent;padding:10px 0}.workspace-actions>a.active{border-color:var(--blue);font-weight:600}.full-experience{max-width:1440px;padding:0 4% 28px;margin:auto}.experience-frame{display:block;width:100%;height:max(780px,calc(100dvh - 195px));border:1px solid var(--line);background:var(--paper)}.experience-frame:fullscreen{height:100dvh;width:100vw;border:0}.v17-section{max-width:1440px;padding:0 4% 36px;margin:auto}.v17-stage{height:calc(100dvh - 230px);min-height:560px;position:relative;overflow:hidden;background:#102b43}.v17-stage>img{height:100%;filter:brightness(.6);object-position:center}.v17-stage iframe{display:block;width:100%;height:100%;border:0}.v17-entry{position:absolute;left:6%;bottom:12%;color:white;max-width:450px}.v17-entry h2{font-size:42px;line-height:1.35}.v17-entry p{font-size:13px;margin:20px 0}.v17-entry .btn{background:#f5f6f6;color:var(--blue);border-color:#f5f6f6}.v17-entry small{font-size:11px;margin-top:15px;display:block;color:#e4ebef}.v17-information{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:17px;font-size:12px;color:var(--muted)}.v17-information>span{flex:1}.v17-information a{color:var(--blue);white-space:nowrap}.v17-information svg{width:16px;height:16px}.version-section{padding-top:0}.version-section table{border-collapse:collapse;width:100%;font-size:14px}.version-section td,.version-section th{padding:20px 12px;border-bottom:1px solid var(--line);text-align:left}.version-section th{font-weight:500;background:#e9eff3}.version-section svg{width:16px;height:16px}
.culture-cover{height:380px;background:#eaf0f3}.culture-cover:after{background:linear-gradient(90deg,#f5f6f6f2,#f5f6f6a6 65%,transparent)}.culture-cover .page-top{padding-top:50px}.culture-cover .page-top h1{font-size:47px}.culture-layout{gap:50px}.chapter-sub{font-family:var(--sans);font-size:17px}.chapter-link span:first-child{font-family:var(--sans);font-size:16px}.chapter-reading h2{font-size:32px}.museum-number{font-family:var(--sans);font-size:20px;color:var(--muted)}.museum-row{padding:22px 0}.museum-row h3{font-size:21px}.museum-copy h4{font-size:14px}.report-link{background:transparent;border-top:1px solid var(--line)}.research-aside{background:#edf2f5;border:0}.research-aside h3{font-size:22px}.artifact-card{background:transparent;border:0;border-top:1px solid var(--line)}.artifact-card>div:not(.card-art){padding-left:0;padding-right:0}.card-art{background:#e4edf3}.text-archive{background:#edf2f5}.artifact-info{padding:35px}.artifact-info h1{font-size:38px}.artifact-info h1 br{display:none}.artifact-name{font-family:var(--sans);font-size:20px}.artifact-viewer{min-height:650px}.controls{background:#edf2f5;border:0;border-radius:4px}.art-panel{background:#e5edf3}.cloth-canvas{background:#f9fbfc;box-shadow:0 6px 24px #173e6012}.meta-grid,.work-meta{font-variant-numeric:tabular-nums}.team-grid article{background:transparent;border-top:1px solid var(--line);border-radius:0;padding:20px 0}.milestone-strip{background:#e8eff3}.passport{background:#eaf0f3;border:0}.memory-card{background:transparent;border:0}.camera-tag,.camera-stage{background:var(--navy)}.scan-frame{border-color:#b7d0e2}.archive-panel,.archive-visual{background:var(--paper)}
.assistant-workspace{max-width:1440px;margin:auto;padding:0 4% 36px;display:grid;grid-template-columns:260px minmax(0,1fr);gap:42px}.assistant-workspace>aside{padding-top:12px}.assistant-workspace>aside h2{font-size:21px;margin-bottom:18px}.assistant-workspace>aside img{height:260px;object-position:center 32%;margin-bottom:10px}.assistant-workspace>aside p{font-size:12px;color:var(--muted);margin-bottom:15px}.assistant-privacy{margin-top:28px;border-top:1px solid var(--line);padding-top:18px}.assistant-privacy strong{font-size:13px}.assistant-privacy p{margin-top:8px}.chat-panel{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;padding:0;display:flex;flex-direction:column;min-width:0;min-height:590px}.chat-toolbar{background:#f0f4f7;border:0;border-bottom:1px solid var(--line);padding:14px 18px;gap:12px;display:flex;flex-wrap:wrap;align-items:center;margin:0}.chat-toolbar .chat-mode{font-size:11px;flex:1;min-width:150px;color:#466276}.chat-toolbar label{font-size:11px;display:flex;align-items:center;gap:5px;margin:0}.chat-toolbar select{border:1px solid var(--line);background:#fff;border-radius:4px;padding:6px 4px;max-width:80px;font-size:11px;color:var(--ink)}.chat-toolbar .btn{padding:6px 9px;min-height:34px;font-size:11px}.chat-messages{flex:1;min-height:0;height:440px;overflow:auto;padding:24px;margin:0;background:white}.chat-welcome{padding:25px 8px;text-align:left}.chat-welcome h2{font-size:25px;margin-bottom:12px}.chat-welcome>p{font-size:14px;line-height:1.8;color:var(--muted)}.chat-starters{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:28px}.chat-starters button{border:1px solid #d2dce2;background:#f4f7f9;color:var(--blue);padding:14px 12px;font-size:12px;text-align:left;border-radius:4px;display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:54px}.chat-starters svg{width:16px;height:16px;flex-shrink:0}.chat-starters button:hover{background:#e7eff5}.message{display:flex;gap:10px;margin:0 0 23px;align-items:start;max-width:95%}.message-avatar{width:26px;height:26px;border-radius:4px;border:1px solid #d2dce2;display:grid;place-items:center;flex-shrink:0;background:#edf3f7;color:var(--blue);font-size:11px}.message>div{max-width:calc(100% - 36px);background:#f0f4f7;border:0;border-radius:6px;padding:13px 15px;font-size:14px;line-height:1.85;overflow-wrap:anywhere}.message>div>p{margin:0}.message.user{margin-left:auto;flex-direction:row-reverse;max-width:86%}.message.user>div{background:var(--blue);color:white}.message.user .message-avatar{background:white}.message .answer-sources{font-size:11px;border-top:1px solid var(--line);margin-top:14px;padding-top:10px;display:flex;flex-direction:column;gap:5px;color:var(--blue)}.answer-sources svg{width:13px;height:13px}.chat-panel #chat-form{margin:0 14px 10px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:8px;border:1px solid var(--line);border-radius:6px;padding:10px;background:#fff;align-items:end}.chat-panel #chat-input{grid-column:1/-1;border:0;outline-offset:0;background:white;resize:vertical;width:100%;min-height:52px;max-height:130px;font-size:13px;padding:6px}.chat-panel #chat-send{grid-column:2;padding:8px 15px;min-height:37px}.chat-panel #chat-stop{grid-column:3;padding:8px 12px;min-height:37px}.chat-bottom{margin:0;padding:0 16px 12px;display:flex;gap:10px;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted)}.chat-bottom button{border:0;background:none;color:var(--blue);font-size:10px;padding:7px 0}
.companion{position:fixed;display:flex;align-items:center;gap:10px;width:207px;height:60px;padding:9px 12px;background:var(--blue);color:white;border:1px solid #38607e;border-radius:9px;box-shadow:0 7px 24px #173e6020;z-index:40;cursor:grab;user-select:none;touch-action:none;font-size:12px}.companion>span:first-child{font-size:inherit;color:inherit}.companion-emblem{font-family:var(--serif);border:1px solid #7d9db5;border-radius:4px;width:32px;height:34px;display:grid;place-items:center;font-size:20px}.companion-label{flex:1;display:flex;flex-direction:column;gap:1px}.companion-label strong{font-size:14px;font-weight:500;letter-spacing:.05em}.companion-label small{font-size:9px;color:#d3e3ee}.companion>.svg-icon{width:15px;height:15px}.drag-grip{display:block;width:13px;height:22px;flex-shrink:0;background:radial-gradient(circle,currentColor 1px,transparent 1.5px) 0 0/5px 6px;color:#afc9da}.dragging{cursor:grabbing!important;box-shadow:0 10px 28px #173e6030}.companion:hover{background:#245678}.companion:active{cursor:grabbing}#floating-chat{position:fixed;z-index:45;width:430px;height:min(650px,calc(100dvh - 110px));border:1px solid #b2c4d2;border-radius:10px;box-shadow:0 14px 46px #173e6030;background:white;display:flex;flex-direction:column;overflow:hidden}#floating-chat[hidden]{display:none}.floating-head{display:flex;align-items:center;gap:10px;padding:13px 14px;background:var(--blue);color:white;flex-shrink:0;min-height:67px}.panel-grip{border:0;background-color:transparent;padding:0;cursor:grab;min-width:15px;color:#d3e3ee;height:26px}.floating-head>div{flex:1;display:flex;flex-direction:column;gap:2px}.floating-head strong{font-size:16px;letter-spacing:.06em;font-weight:500}.floating-head small{font-size:10px;color:#d3e3ee}.floating-control{border:0;background:transparent;color:white;font-size:12px;display:grid;place-items:center;width:32px;height:34px;padding:4px;border-radius:4px}.floating-control:hover{background:#ffffff18}.floating-control svg{width:18px;height:18px}#floating-chat .chat-panel{flex:1;min-height:0;border:0;border-radius:0}#floating-chat .chat-toolbar{padding:10px 13px;gap:8px}#floating-chat .chat-toolbar .chat-mode{width:100%;flex-basis:100%;min-width:0}#floating-chat .chat-toolbar label{margin-right:auto}#floating-chat .chat-messages{padding:16px;flex:1;height:auto}#floating-chat .chat-welcome{padding:12px 0}#floating-chat .chat-welcome h2{font-size:20px}#floating-chat .chat-welcome>p{font-size:12px}#floating-chat .chat-starters{margin-top:19px;gap:8px}#floating-chat .chat-starters button{font-size:11px;padding:11px 9px;min-height:49px}#floating-chat .message>div{font-size:13px;padding:11px 12px}#floating-chat .chat-bottom{font-size:9px}#floating-chat #chat-form{flex-shrink:0}#floating-chat .chat-bottom{flex-shrink:0}
@media(max-width:1150px){#nav{gap:14px}#nav a{font-size:12px}.brand{font-size:22px}.install{display:none}.exhibition-copy h1{font-size:46px}.exhibition-hero{grid-template-columns:40% 60%}.workspace-heading{align-items:start;flex-direction:column;gap:15px}.workspace-actions{justify-content:start;flex-shrink:1}.collection-story{margin:0 4%;gap:35px}.v17-stage{height:650px}.research-layout{gap:28px}.assistant-workspace{gap:26px;grid-template-columns:220px 1fr}}
@media(max-width:800px){#header{height:68px;padding:0 20px}#nav{display:none}.brand{font-size:23px}.header-tools{gap:2px}#header .icon-btn{width:38px;height:38px}.exhibition-hero{padding:20px 20px 0;grid-template-columns:1fr;min-height:0}.exhibition-images{grid-row:1;min-height:0;height:350px;grid-template-columns:70% 30%}.exhibition-copy{padding:28px 0 25px}.exhibition-copy h1{font-size:46px;margin-bottom:16px}.exhibition-copy>p{max-width:none;font-size:14px;margin-bottom:20px}.hero-context{margin-top:22px}.exhibition-paths{grid-template-columns:1fr 1fr;padding:15px 20px 35px;gap:22px 18px}.exhibition-path h2{font-size:21px}.exhibition-path img{height:155px}.collection-story{grid-template-columns:1fr;gap:24px;margin:0 20px;padding:35px 0}.collection-story h2{font-size:29px}.collection-story>img{height:320px}.experience-directory{padding:25px 20px 40px}.experience-directory>div{column-gap:25px}.experience-directory a{grid-template-columns:1fr 20px;gap:7px;padding:17px 0}.experience-directory a>span{grid-column:1;grid-row:2}.experience-directory a>svg{grid-column:2;grid-row:1/3}.experience-directory strong{font-size:15px}.workspace-heading{padding:23px 20px 20px}.workspace-heading h1{font-size:28px}.workspace-heading p{font-size:12px}.workspace-actions{gap:12px;font-size:11px}.full-experience{padding:0 12px 25px}.experience-frame{height:1250px;min-height:0}.v17-section{padding:0 12px 25px}.v17-stage{height:calc(100dvh - 250px);min-height:500px}.v17-entry{left:25px;right:25px;bottom:12%}.v17-entry h2{font-size:34px}.v17-entry p{font-size:12px}.v17-information{gap:12px;padding:0 8px;font-size:11px}.v17-information>span{flex-basis:100%}.section{padding:26px 20px}.page-top{padding:27px 20px 20px}.page-top h1{font-size:31px}.page-top .lead{font-size:13px}.culture-cover{height:330px}.culture-cover .page-top h1{font-size:40px}.culture-cover .page-top{padding-top:35px}.culture-cover .btn{margin-left:20px}.culture-layout{gap:25px}.chapter-reading h2{font-size:27px}.chapter-sub{font-size:16px}.assistant-workspace{padding:0 16px 30px;grid-template-columns:1fr;gap:20px}.assistant-workspace>aside{display:none}.chat-panel{min-height:600px}.chat-messages{height:390px;padding:18px}.chat-toolbar{padding:12px;gap:8px}.chat-toolbar .chat-mode{flex-basis:100%;width:100%}.chat-toolbar label{margin-right:auto}.chat-welcome{padding:22px 0}.chat-welcome h2{font-size:22px}.chat-starters button{font-size:11px}.message>div{font-size:13px}.companion{width:186px;height:54px;padding:8px 10px;gap:8px}.companion-label strong{font-size:13px}.companion-label small{font-size:9px}.companion-emblem{width:29px;height:31px;font-size:18px}#floating-chat{width:min(365px,calc(100vw - 24px));height:min(640px,calc(100dvh - 115px))}.floating-head{min-height:60px;padding:10px 12px}.version-section{overflow:auto}.version-section table{min-width:530px;font-size:12px}.version-section td,.version-section th{padding:15px 10px}#footer{padding:23px 20px 100px;grid-template-columns:1fr}#footer .footer-links{font-size:11px;gap:17px}#bottom-nav{background:#f5f6f6f7;border-color:#c2d1dc;z-index:30;padding-bottom:env(safe-area-inset-bottom)}#bottom-nav a.active{color:var(--blue)}#bottom-nav svg{width:22px;height:22px}#toast{bottom:90px}}
@media(max-width:380px){.exhibition-copy h1{font-size:39px}.exhibition-images{height:290px}.exhibition-path h2{font-size:19px}.exhibition-path img{height:135px}.exhibition-path p{font-size:11px}.museum-plate>span{left:8px;right:8px;padding:8px;font-size:11px}.museum-plate small{font-size:9px}.cloth-plate figcaption{left:10px;bottom:10px;font-size:9px}.v17-entry h2{font-size:30px}.workspace-actions{gap:8px}.chat-toolbar .btn{font-size:10px;padding:5px 8px}.message-avatar{display:none}.message>div{max-width:100%}.chat-starters{grid-template-columns:1fr}.chat-bottom{flex-direction:column;align-items:start;gap:0}.chat-messages{padding:13px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
body.home #header{position:relative;background:var(--paper);color:var(--ink);border-bottom:1px solid #a9bccb}
body.home .companion{display:flex}