:root{--bg:#F2F4F8;--bg-2:#fff;--bg-3:#E7EAF1;--fg:#000F14;--fg-2:#1F2533;--fg-3:#6B7185;--fg-4:#A8ADC0;--line:#D4D7E0;--line-2:#E4E6ED;--a1:#1E2A8A;--a2:#6B68FF;--a3:#FF5C4B;--accent:#6B68FF;--serif:'Newsreader','Source Serif Pro','Noto Serif SC',Georgia,serif;--serif-cn:'Noto Serif SC','Songti SC',serif;--mono:'JetBrains Mono','IBM Plex Mono',ui-monospace,monospace;--ease:cubic-bezier(.22,1,.36,1);--dur-micro:160ms;--pad-x:36px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;background:var(--bg);color:var(--fg-2);font:15px/1.7 -apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.4}a{color:inherit;text-decoration:none}button,a,input,summary{outline-offset:5px}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--a2)}button{border:1px solid var(--line);background:var(--bg-2)}p,h1,h2,h3,figure{margin:0}p+p{margin-top:12px}img{max-width:100%;display:block}h1,h2,h3{font-family:var(--serif-cn);font-weight:500;color:var(--fg)}.mono{font-family:var(--mono)}.muted{color:var(--fg-3)}.eyebrow{font:11px/1.4 var(--mono);color:var(--a1);letter-spacing:.1em}.skip-link{position:fixed;top:-80px;left:20px;padding:12px;background:#fff;z-index:100}.skip-link:focus{top:12px}.masthead{max-width:1440px;margin:auto;padding:19px var(--pad-x);display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:14px;line-height:1.4}.brand-mark{display:grid;place-items:center;width:39px;height:39px;border:1px solid var(--line);border-radius:50%;font:italic 29px var(--serif);color:var(--a1);background:radial-gradient(circle at 35% 28%,white,#E7EAF1)}.brand small{display:block;font:9px var(--mono);letter-spacing:.08em;color:var(--fg-3);margin-top:4px}nav{display:flex;align-items:center;gap:25px;font-size:13px}nav 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20px;border-radius:3px;font-size:13px}.primary{background:var(--a1);color:white;border-color:var(--a1)}.primary:hover{background:var(--fg)}.secondary{background:transparent;border:1px solid var(--line)}.secondary:hover{background:var(--bg-2);border-color:var(--fg-4)}.hero-photo{background:#fff;border:1px solid var(--line);padding:10px}.hero-photo>img{width:100%;height:auto}.hero-photo figcaption{font-size:11px;color:var(--fg-3);padding:15px 7px 5px;display:flex;justify-content:space-between;gap:10px}.hero-photo figcaption .mono{font-size:9px}.home-contact{display:flex;align-items:center;gap:18px;border-top:1px solid var(--line);padding-top:20px;max-width:435px}.qr-button{padding:0;flex-shrink:0;border:1px solid var(--line-2);background:white;border-radius:3px}.home-contact .qr-button{width:83px}.qr-button img{width:100%;height:auto}.operator-logo{width:133px;height:auto;object-fit:contain;margin-bottom:10px}.home-contact h2{font:500 13px/1.4 -apple-system,BlinkMacSystemFont,'PingFang 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h2{font-size:21px}.qr-large{padding:22px;max-height:76dvh;overflow:auto;text-align:center}.qr-large>.operator-logo{width:150px;margin:0 auto 15px}.qr-large>img:not(.operator-logo){width:246px;height:auto;max-height:52dvh;object-fit:contain;margin:auto}.qr-large p{font-size:13px;margin-top:16px}.qr-large small{font-size:11px;color:var(--fg-3)}.detail-contact{display:flex;gap:20px;align-items:center;padding:22px;background:#fff;border:1px solid var(--line);margin-top:24px;border-radius:4px}.detail-contact .qr-button{width:120px}.detail-contact h3{font-size:18px}.detail-contact p{font-size:12px;color:var(--fg-3);margin-top:6px}.detail-contact small{font-size:10px;color:var(--fg-3)}.photo-dialog{max-width:1060px;background:#fff}.photo-dialog .dialog-header{padding:10px 20px}.photo-dialog h2{font-size:18px}.photo-dialog>img{height:78dvh;width:100%;object-fit:contain;padding:12px}.page-footer a{white-space:nowrap}[hidden]{display:none!important}
@media(min-width:1500px){.hero{gap:100px}}@media(max-width:1000px){.hero{gap:35px}.hero-photo figcaption .mono{display:none}.hero-name{font-size:15px}.hero-description{font-size:14px}.map-caption{flex-direction:column;gap:5px}.route-row{grid-template-columns:44px minmax(0,1fr) 85px 90px 20px;gap:14px}.route-photo{width:85px;height:59px}}
@media(max-width:720px){:root{--pad-x:20px}.masthead{padding-top:16px;padding-bottom:16px;align-items:flex-start;gap:14px}.brand{font-size:11px;gap:8px}.brand-mark{width:31px;height:31px;font-size:22px}.brand small{font-size:8px}.masthead nav{gap:12px;font-size:11px;padding-top:6px}.masthead nav button{display:none}.hero{grid-template-columns:1fr;padding:38px 0 30px;gap:30px}.hero h1{font-size:48px;margin:13px 0 20px}.hero-name{font-size:16px}.hero-description{margin-top:22px}.intro-help{max-width:none}.hero-actions{margin:22px 0}.hero-copy{display:contents}.hero-copy>.eyebrow{grid-row:1}.hero-copy>h1{grid-row:2;margin-top:-20px;margin-bottom:-10px}.hero-copy>.hero-name{grid-row:3;margin-top:-10px}.hero-copy>.co-build{grid-row:4;margin-top:-22px}.hero-photo{grid-row:5}.hero-description{grid-row:6!important;margin:0!important}.intro-help{grid-row:7;margin:-20px 0 0!important}.hero-actions{grid-row:8;margin:-5px 0 0}.home-contact{grid-row:9;max-width:none;margin-top:0}.hero-photo figcaption{font-size:10px}.chapter-rule{font-size:10px}.section-heading{align-items:flex-start;flex-direction:column;gap:16px}.section-heading h2{font-size:29px}.section-heading .muted{font-size:12px}.map-section,.route-section{padding-top:43px}.map-controls{align-self:flex-end}.map-scroll{max-height:480px}.hotspot-label{font-size:8px;left:1px;top:1px;padding:0 2px}.map-caption{font-size:10px}.search-box{width:100%}.route-heading{gap:25px}.route-row{grid-template-columns:31px minmax(0,1fr) 58px 14px;gap:10px;padding:19px 2px}.route-copy strong{font-size:17px;margin-bottom:6px}.route-copy p{font-size:12px}.route-no{font-size:22px}.route-photo,.route-photo-placeholder{display:none}.route-meta{font-size:10px}.route-meta .room-code{font-size:9px}.row-arrow{font-size:18px}.group-heading h3{font-size:16px}.group-heading span{font-size:9px}.group-heading{gap:12px}.closing-note{padding:30px 0 40px}.closing-note h2{font-size:25px}.page-footer{flex-direction:column;gap:5px;font-size:10px;padding-bottom:30px}dialog{width:100vw;max-height:100dvh;height:100dvh;border:0;border-radius:0;margin:0}.dialog-shell{height:100dvh;max-height:100dvh}.dialog-header{padding:18px 20px 15px;gap:10px}.dialog-header h2{font-size:22px}.dialog-content{padding:22px 20px 28px}.detail-intro{font-size:19px}.detail-meta{font-size:10px}.photo-gallery{gap:9px;margin-bottom:22px}.photo-gallery img{height:190px}.photo-gallery:has(figure:nth-child(2)) img{height:170px}.photo-gallery figcaption{font-size:10px;flex-direction:column;gap:0}.essential{padding:20px 19px}.block-title{font-size:17px}.prose{font-size:14px}.script-body{font-size:16px;line-height:2}.show-cue{grid-template-columns:65px 1fr;gap:7px}.dialog-footer{padding:11px 15px calc(11px + env(safe-area-inset-bottom));gap:6px}.dialog-footer .nav-button{min-width:88px;padding:9px 10px;font-size:12px}.dialog-footer .back-map{font-size:11px;padding:9px}.small-dialog,.qr-dialog{height:auto;width:calc(100vw - 28px);max-width:none;margin:auto;border-radius:8px;max-height:92dvh}.small-dialog .dialog-header h2{font-size:20px}.room-choices{padding:15px}.room-choice{padding:15px 12px}.qr-dialog .dialog-header{padding:14px 18px}.qr-large{max-height:76dvh}.detail-contact{gap:15px;padding:18px 14px}.detail-contact .qr-button{width:105px}.detail-contact h3{font-size:16px}.detail-contact .operator-logo{width:120px}.detail-contact small{font-size:9px}.photo-dialog{height:auto;margin:auto;border-radius:6px}.photo-dialog>img{height:auto;max-height:80dvh}.map-canvas.zoomed .hotspot-label{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

@media(min-width:721px){.map-scroll:has(.zoomed){max-height:720px}}

/* Visual alignment with the supplied Lab Dashboard. */
:root{--serif:'Newsreader','Source Serif Pro',Georgia,serif;--hair:.5px}
body{font-family:var(--serif-cn);font-weight:400;text-rendering:optimizeLegibility;isolation:isolate}
#bg-ribbon{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
main,.masthead,.page-footer{max-width:1300px}
.masthead{padding-top:20px;padding-bottom:15px;border-bottom:var(--hair) solid var(--line)}
.brand{font:10px/1.5 var(--mono);letter-spacing:.14em;color:var(--a1);gap:12px}
.brand small{font:9px/1.5 var(--mono);margin:0;padding-left:12px;border-left:var(--hair) solid var(--line);color:var(--fg-3)}
nav{font-family:var(--mono);font-size:11px;letter-spacing:.06em}
.hero{display:block;position:relative;overflow:hidden;padding:46px 0 44px;border-bottom:var(--hair) solid var(--line)}
.hero-copy{position:relative;z-index:1;display:block;pointer-events:none}
.hero .eyebrow{font:10px/1.4 var(--mono);letter-spacing:.22em;color:var(--accent);margin:0 0 16px}
.hero h1{font-family:var(--serif-cn);font-size:clamp(36px,5.5vw,64px);font-weight:300;letter-spacing:-.028em;line-height:1.02;margin:0;color:var(--fg)}
.hero h1 em{display:inline-block;font-weight:300;color:var(--accent);font-style:italic;padding-right:.12em}
.hero-meta{display:flex;align-items:center;gap:13px;flex-wrap:wrap;margin-top:22px;font-family:var(--mono);font-size:10px;letter-spacing:.07em;color:var(--fg-3)}
.lab-tag{font-size:10px;color:white;background:var(--accent);padding:4px 12px;border-radius:100px;line-height:1.2;letter-spacing:.12em}
.hero-bead{position:absolute;right:-30px;top:-30px;width:280px;height:280px;opacity:.6;z-index:0;pointer-events:none}
.visit-intro{display:grid;grid-template-columns:1fr .92fr;gap:6%;align-items:center;padding:32px 0}
.intro-copy>.eyebrow{font:10px/1.6 var(--mono);letter-spacing:.16em;color:var(--accent);margin-bottom:14px}
.intro-copy h2{font:300 clamp(23px,2.4vw,30px)/1.5 var(--serif-cn);letter-spacing:-.025em}
.intro-copy h2 em{color:var(--accent);font-weight:300;font-style:italic}
.hero-description{font-size:14px;margin-top:18px;color:var(--fg-2)}
.intro-help{font-family:var(--serif-cn);font-size:13px;line-height:1.95;max-width:400px;margin-top:10px}
.hero-actions{margin:22px 0 0;gap:10px}
.primary,.secondary,.button{font-family:var(--mono);border-radius:0;min-height:42px;letter-spacing:.06em;font-size:11px;padding:10px 17px}
.primary{background:var(--accent);border-color:var(--accent)}
.primary:hover{background:var(--a1);border-color:var(--a1)}
.secondary{background:rgba(255,255,255,.3);border-width:var(--hair)}
.hero-photo{padding:6px;background:rgba(255,255,255,.7);border:var(--hair) solid var(--line);margin:0}
.hero-photo figcaption{padding:9px 5px 4px;font-size:10px;font-weight:300}
.hero-photo figcaption .mono{font-size:8px;letter-spacing:.1em}
.home-contact{display:grid;grid-template-columns:1fr 1fr 66px;gap:22px;max-width:none;align-items:center;margin:0 0 24px;padding:16px 20px;background:rgba(255,255,255,.62);border:var(--hair) solid var(--line);backdrop-filter:blur(8px)}
.home-contact .operator-logo{width:137px;margin-bottom:8px}
.home-contact h2{font:400 16px/1.5 var(--serif-cn)}
.home-contact p{font:12px/1.7 var(--serif-cn);color:var(--fg-3);margin-top:3px}
.home-contact small{font-family:var(--serif-cn);font-size:10px;line-height:1.7}
.home-contact .qr-button{width:66px;border:var(--hair) solid var(--line-2);border-radius:0}
.home-contact .inline-link{font:10px/1.6 var(--mono);letter-spacing:.06em;margin-top:5px;color:var(--accent)}
.chapter-rule{border:0;padding-top:0;font-family:var(--mono);font-size:10px;letter-spacing:.06em}
.eyebrow{font-size:10px;letter-spacing:.18em;color:var(--accent)}
.section-heading h2{font-weight:300;font-size:32px;letter-spacing:-.025em;margin:12px 0 9px}
.section-heading .muted{font-size:12px;line-height:1.9}
.map-section,.route-section{padding-top:48px}
.map-controls{border:var(--hair) solid var(--line);border-radius:0;background:rgba(255,255,255,.7)}
.map-controls button,.map-controls output{font-family:var(--mono)}
.map-frame{border:var(--hair) solid var(--line);border-radius:0;background:rgba(255,255,255,.85);backdrop-filter:blur(10px)}
.map-caption{font:10px/1.8 var(--mono);letter-spacing:.01em}
.search-input{border-bottom-width:var(--hair)}
.search-box label,.search-result,.route-meta{font-family:var(--mono)}
.search-input input{font-family:var(--serif-cn);font-size:12px}
.group-heading{border-bottom:var(--hair) solid var(--line);padding-bottom:12px}
.group-heading h3{font-weight:400;font-size:17px}
.group-heading span{font-size:9px;letter-spacing:.08em}
.route-row{border-bottom:var(--hair) solid var(--line);background:rgba(255,255,255,.23)}
.route-row:hover{background:rgba(255,255,255,.78)}
.route-no{font:300 italic 28px/1.2 var(--serif);color:var(--accent)}
.route-copy strong{font-weight:400;font-size:19px}
.route-copy p{font-family:var(--serif-cn);font-size:12px}
.route-photo{border:var(--hair) solid var(--line);border-radius:0;background:rgba(255,255,255,.7)}
.route-meta{font-size:10px}.row-arrow{font-family:var(--serif);font-weight:300;color:var(--accent)}
.closing-note{border-top:var(--hair) solid var(--line)}
.closing-note h2{font-size:27px;font-weight:300}
.closing-note>p:not(.eyebrow){font-size:13px;font-weight:300;line-height:1.95;border-left:2px solid var(--accent);padding-left:16px}
.page-footer{font-family:var(--mono);font-size:9px;letter-spacing:.04em;border-top-width:var(--hair)}
dialog{border:var(--hair) solid var(--line);border-radius:3px;background:var(--bg);box-shadow:0 24px 100px rgba(0,15,20,.14)}
dialog::backdrop{background:rgba(0,15,20,.30);backdrop-filter:blur(8px)}
.dialog-header{background:rgba(255,255,255,.6);border-bottom-width:var(--hair)}
.dialog-header h2{font-weight:300;font-size:28px}.dialog-header .eyebrow{color:var(--accent)}
.icon-button{border-width:var(--hair);font-family:var(--mono);font-weight:300}
.detail-intro{font-weight:300;font-size:21px;line-height:1.75}
.detail-meta,.photo-gallery figcaption{font-family:var(--mono)}
.tag{border-width:var(--hair);border-radius:0;font-size:10px}
.photo-gallery button{border-width:var(--hair);border-radius:0}
.essential{border:var(--hair) solid var(--line);border-left:2px solid var(--accent);border-radius:0;background:rgba(255,255,255,.88)}
.block-title{font-size:18px;font-weight:400;color:var(--fg)}
.prose{font-family:var(--serif-cn);font-size:15px;line-height:2}
.prose strong{font-weight:500}.script-body{font-size:17px;line-height:2.15}
.show-cue>span{font-family:var(--mono);font-size:10px;letter-spacing:.03em}
.accordion{border-top-width:var(--hair)}.accordion>summary{font-family:var(--serif-cn);font-weight:400}
.qa-item{border-width:var(--hair);border-radius:0;background:rgba(255,255,255,.8)}
.qa-item>summary{font-size:14px;line-height:1.8}.qa-item>.prose{font-size:14px;line-height:2.05}
.transition{border-radius:0;background:rgba(231,234,241,.65);border-left:2px solid var(--accent)}
.dialog-footer{border-top-width:var(--hair);background:rgba(255,255,255,.9)}
.dialog-footer .nav-button{font-family:var(--mono);border-radius:0;font-size:11px;border-width:var(--hair)}
.dialog-footer .next{background:var(--accent);border-color:var(--accent)}
.dialog-footer .back-map{font-family:var(--mono);font-size:10px}
.room-choice{border-width:var(--hair);border-radius:0}.room-choice strong{font-family:var(--serif-cn);font-weight:400}
.detail-contact{border-width:var(--hair);border-radius:0}.detail-contact h3{font-weight:400}
@media(max-width:1000px){.visit-intro{gap:30px}.intro-copy h2{font-size:25px}.hero-photo figcaption .mono{display:none}.hero-description{font-size:13px}}
@media(max-width:720px){
 .masthead{padding-top:16px;padding-bottom:13px}.brand{font-size:10px;gap:8px}.brand small{font-size:8px;padding-left:8px}.masthead nav{font-size:10px;padding:0}
 .hero{display:block;padding:36px 0 30px}.hero-copy{display:block}.hero h1{font-size:clamp(32px,7.9vw,52px);line-height:1.15;margin:0;letter-spacing:-.04em}.hero .eyebrow{font-size:9px;margin-bottom:13px}.hero-meta{font-size:9px;gap:9px;margin-top:18px}.lab-tag{font-size:9px;padding:4px 9px}
 .hero-bead{width:185px;height:185px;right:-61px;top:-20px;opacity:.42}
 .visit-intro{grid-template-columns:1fr;padding:26px 0;gap:23px}.intro-copy{order:0}.intro-copy>.eyebrow{font-size:9px;margin-bottom:11px}.intro-copy h2{font-size:24px;line-height:1.5}.hero-description{margin-top:13px!important;font-size:13px}.intro-help{font-size:12px;margin:8px 0 0!important;line-height:1.95;max-width:none}.hero-actions{margin:19px 0 0;gap:9px}.hero-photo{order:1;grid-row:auto}.hero-photo figcaption{font-size:9px;padding:8px 3px 3px}
 .home-contact{grid-row:auto;grid-template-columns:1fr 62px;gap:15px;padding:16px;margin:0 0 18px}.contact-identity{grid-column:1;grid-row:1}.contact-copy{grid-column:1;grid-row:2}.home-contact .qr-button{grid-column:2;grid-row:1 / span 2;width:62px;align-self:center}.home-contact .operator-logo{width:129px;margin-bottom:5px}.home-contact h2{font-size:14px}.home-contact small{font-size:9px}.home-contact p{font-size:11px}.home-contact .inline-link{font-size:10px}.contact-copy{margin-top:-4px}
 .chapter-rule{font-size:9px;gap:10px}.map-section,.route-section{padding-top:37px}.section-heading h2{font-size:28px}.section-heading .muted{font-size:12px}.map-caption{font-size:9px}.group-heading h3{font-size:16px}.group-heading span{font-size:8px}.route-copy strong{font-size:17px}.route-copy p{font-size:12px}.route-no{font-size:24px}.route-meta{font-size:9px}.closing-note h2{font-size:24px}.page-footer{font-size:9px}
 dialog{border:0;border-radius:0}.small-dialog,.qr-dialog{border-radius:3px}.dialog-header h2{font-size:24px}.detail-intro{font-size:19px}.prose{font-size:15px;line-height:2}.script-body{font-size:17px}.block-title{font-size:17px}.qa-item>summary{font-size:14px}.dialog-footer .nav-button{font-size:11px}
}

/* Give every clickable room a visible resting state. */
.hotspot{background:rgba(107,104,255,.30);border:2px solid rgba(107,104,255,.85);box-shadow:inset 0 0 0 1px rgba(255,255,255,.30)}
.hotspot:hover,.hotspot:focus-visible{background:rgba(107,104,255,.44);border-color:var(--a1);box-shadow:0 0 0 2px rgba(107,104,255,.22),inset 0 0 0 1px rgba(255,255,255,.55)}
.hotspot-label{background:var(--a1);color:#fff;padding:2px 5px;font-weight:500;box-shadow:0 1px 4px rgba(30,42,138,.15)}
.map-caption i{width:13px;height:10px;border:1.5px solid rgba(107,104,255,.85);border-radius:1px;background:rgba(107,104,255,.30)}
@media(max-width:720px){.hotspot{border-width:1.5px}.hotspot-label{padding:1px 2px;font-size:8px}.map-canvas.zoomed .hotspot-label{padding:2px 4px}}