:root{--odyssey-gold:#eab66d;--odyssey-ink:#202d34;--odyssey-serif:'Noto Serif SC','Songti SC',STSong,serif;--odyssey-mono:'SFMono-Regular',Consolas,monospace}
html{scroll-behavior:auto}.home{background:#020307;color:#f4f2ec;overflow-x:clip}.home [hidden]{display:none!important}.home :focus-visible{outline:2px solid #dda54a;outline-offset:6px}.odyssey{position:relative;height:640svh;min-height:3600px;background:#020307}.odyssey-stage{position:sticky;top:0;height:100svh;min-height:600px;overflow:hidden;isolation:isolate}.odyssey-stage:after{content:'';position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,#0203079e 0,transparent 72%),linear-gradient(0deg,#020307b3 0,transparent 49%);transition:opacity .8s}.odyssey[data-phase=daylight] .odyssey-stage:after{opacity:.12}#journey-canvas{position:absolute;inset:0;display:block;width:100%;height:100%;z-index:0}.odyssey-copy{position:absolute;z-index:3;left:6.5vw;bottom:19%;max-width:790px;transition:color .7s}.odyssey-copy h1{font-family:var(--odyssey-serif);font-size:clamp(44px,5.1vw,81px);font-weight:500;line-height:1.42;letter-spacing:.035em;margin:27px 0 25px;white-space:pre-line;text-wrap:balance}.odyssey-copy>p:first-child{font:10px var(--odyssey-mono);letter-spacing:2.8px;color:#ddb879}.odyssey-copy>p:last-child{font-size:14px;line-height:1.9;letter-spacing:.08em;color:#d6d6d2;max-width:510px}.odyssey[data-phase=earth] .odyssey-copy{max-width:690px}.odyssey[data-phase=clouds] .odyssey-copy{color:#fff}.odyssey[data-phase=daylight] .odyssey-copy{color:#20343b}.odyssey[data-phase=daylight] .odyssey-copy p:first-child{color:#815d27}.odyssey[data-phase=daylight] .odyssey-copy p:last-child{color:#4e666e}.odyssey-controls{position:absolute;left:6.5vw;right:6.5vw;bottom:34px;z-index:5;display:flex;align-items:center;gap:33px;border-top:1px solid #ffffff36;padding-top:20px;font:10px var(--odyssey-mono);letter-spacing:1.1px;color:#d7d9d9}.odyssey-controls button{background:none;border:0;padding:8px 0;font:inherit;letter-spacing:inherit;color:inherit;cursor:pointer}.odyssey-controls button:first-child:before,.odyssey-controls button[aria-pressed=true]:before{content:none;display:none}.odyssey-controls button:nth-child(2){color:#e5c992}#scene-label{margin-left:auto;opacity:.6}#tour-progress{position:absolute;top:-1px;left:0;height:1px;width:100%;appearance:none;border:0;background:none}#tour-progress::-webkit-progress-bar{background:none}#tour-progress::-webkit-progress-value{background:#dfb574}#tour-progress::-moz-progress-bar{background:#dfb574}.odyssey[data-phase=daylight] .odyssey-controls{color:#35515c;border-color:#203d4940}.odyssey[data-phase=daylight] .odyssey-controls button:nth-child(2){color:#84602b}.odyssey-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}.odyssey-static .odyssey{height:100svh;min-height:660px}.odyssey-static .odyssey-stage{height:100%;position:relative}.odyssey-static #journey-canvas{display:none}.odyssey-static #tour-toggle{opacity:.5}.odyssey-static #odyssey-terms{display:none}
#odyssey-terms{position:absolute;inset:25% 6.5vw auto auto;width:41%;height:42%;z-index:4;transition:opacity .25s;pointer-events:none}.term-orbit{position:absolute;pointer-events:auto}.term-orbit:nth-child(1){left:7%;top:0}.term-orbit:nth-child(2){right:3%;top:5%}.term-orbit:nth-child(3){left:0;top:39%}.term-orbit:nth-child(4){right:0;top:40%}.term-orbit:nth-child(5){right:14%;top:76%}.term-orbit:nth-child(6){left:15%;top:82%}.term-orbit:nth-child(7){left:40%;top:41%}.term-name{list-style:none;font:10px var(--odyssey-mono);letter-spacing:1.7px;color:#e8d1aa;border:1px solid #d9af723f;border-radius:24px;padding:8px 12px;background:#070a1294;cursor:pointer}.term-name::-webkit-details-marker{display:none}.term-name span{font-size:9px;margin-left:10px;opacity:.7}.term-popover{position:absolute;top:38px;left:0;background:#0a111bf5;border:1px solid #d9ad6755;padding:20px;width:245px;border-radius:3px;color:#e7ddce;line-height:1.85;font-size:12px;box-shadow:0 15px 50px #0005}.term-popover strong{font-weight:500;color:#efc984}.term-popover p{margin:9px 0 15px}.term-popover a{font-size:11px;border-bottom:1px solid #f3d49c;display:inline-block}.term-orbit[open]{z-index:10}.term-orbit:nth-child(even) .term-popover{left:auto;right:0}.term-orbit:nth-child(7) .term-popover{left:-75px}
.home .site-header{position:fixed;background:linear-gradient(#020307b8,transparent);border:0;color:#fff;z-index:40;height:92px;transition:background .7s,color .7s}.home .site-header a{color:inherit}.home .site-header .header-join{margin-left:auto}.home .site-header .menu-toggle{display:flex;margin-left:25px;color:inherit}.home .site-header .menu-toggle span{background:currentColor}.home .mobile-nav{top:92px;background:#08121af7;color:#e9e9e4;z-index:39;backdrop-filter:blur(18px)}.home .mobile-nav a{color:inherit}.home.odyssey-day .site-header{background:#f1f5f3f5;backdrop-filter:blur(12px);color:#253a42}.home.odyssey-day .mobile-nav{background:#f2f5f3f7;color:#253a42}.home .brand-logo{filter:none!important}.lenis.lenis-smooth{scroll-behavior:auto!important}.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}.lenis.lenis-stopped{overflow:hidden}.lenis.lenis-smooth iframe{pointer-events:none}
@media(max-width:760px){.odyssey{height:580svh;min-height:3100px}.odyssey-stage{min-height:620px}.odyssey-copy{left:25px;right:22px;bottom:16%;max-width:none!important}.odyssey-copy h1{font-size:clamp(34px,9.6vw,45px);line-height:1.5;letter-spacing:0;margin:19px 0}.odyssey-copy>p:first-child{font-size:8px;letter-spacing:1.7px}.odyssey-copy>p:last-child{font-size:12px;max-width:330px;line-height:1.9}.odyssey-stage:after{background:linear-gradient(0deg,#020307de 0,transparent 80%)}.odyssey-controls{left:25px;right:25px;bottom:max(25px,env(safe-area-inset-bottom));gap:24px;padding-top:16px;font-size:9px}#scene-label{font-size:8px;letter-spacing:0}#odyssey-terms{top:18%;left:22px;right:22px;width:auto;height:32%}.term-name{font-size:9px;padding:7px 10px;letter-spacing:1px}.term-orbit:nth-child(3){top:42%}.term-orbit:nth-child(7){left:30%;top:25%}.term-popover{width:210px;font-size:11px;padding:17px}.term-orbit:nth-child(7) .term-popover{left:-65px}.home .site-header{height:76px;padding:0 22px}.home .site-header .menu-toggle{margin-left:12px}.home .mobile-nav{top:76px}.home .header-join{font-size:11px}.odyssey-static .odyssey{min-height:680px}}
@media(prefers-reduced-motion:reduce){.odyssey *{transition:none!important;animation:none!important}}
/* v9: a held, continuously active star, followed by Asia and defined sunlit clouds. */
:root{--odyssey-serif:Arial,'PingFang SC','Microsoft YaHei',sans-serif}
.odyssey{height:470svh;min-height:2900px}.odyssey-stage{min-height:580px}.odyssey-stage:after{background:linear-gradient(90deg,#02071377,transparent 68%),linear-gradient(0deg,#02071375,transparent 45%)}
.odyssey-copy{bottom:20%;max-width:670px}.odyssey-copy h1{font-size:clamp(44px,4.4vw,70px);font-weight:600;line-height:1.3;letter-spacing:-.035em;margin:22px 0}.odyssey-copy>p:first-child{font:11px Arial,sans-serif;color:#bed7ff;letter-spacing:2.6px}.odyssey-copy>p:last-child{font-size:15px;letter-spacing:0;color:#dee5f0;max-width:490px}
.odyssey[data-phase=clouds] .odyssey-copy{bottom:18%}.odyssey[data-phase=clouds] .odyssey-stage:after{background:linear-gradient(0deg,#00192c6b,transparent 50%)}
.odyssey-controls{bottom:30px;border-color:#cbdfff35;font-family:Arial,sans-serif;letter-spacing:0;font-size:12px;gap:26px}.odyssey-controls button{border:1px solid #e0ecff55;border-radius:30px;padding:10px 20px;background:#ffffff0d;backdrop-filter:blur(8px)}.odyssey-controls button:nth-child(2){color:#fff;background:#0b71f2;border-color:#0b71f2}.odyssey-controls button:first-child:before{color:#c6dfff}.odyssey-controls button:hover{background:#ffffff20}#tour-progress::-webkit-progress-value{background:#81b4ff}#tour-progress::-moz-progress-bar{background:#81b4ff}#scene-label{font-size:10px;letter-spacing:.05em}
#odyssey-terms{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:9px;inset:auto 6.5vw 20% auto;width:330px;height:auto}.term-orbit,.term-orbit:nth-child(n){position:relative;top:auto;left:auto;right:auto}.term-name{font:11px Arial,sans-serif;letter-spacing:.4px;padding:9px 13px;background:#0719308c;color:#e7f0ff;border-color:#b7d9ff36;backdrop-filter:blur(10px)}.term-popover{top:auto;bottom:43px;border-radius:12px;background:#10213bf7;border-color:#97bff344}.term-orbit:nth-child(7) .term-popover{left:auto;right:0}
#network-globe-canvas{touch-action:pan-y pinch-zoom;cursor:grab}#network-globe-canvas:active{cursor:grabbing}
@media(max-width:760px){.odyssey{height:440svh;min-height:2800px}.odyssey-stage{min-height:630px}.odyssey-copy{bottom:21%;left:25px;right:24px}.odyssey-copy h1{font-size:clamp(31px,8.7vw,40px);line-height:1.4;letter-spacing:-.025em;margin:17px 0}.odyssey-copy>p:first-child{font-size:8px;letter-spacing:1.7px}.odyssey-copy>p:last-child{font-size:12px;max-width:340px;line-height:1.9}.odyssey-stage:after{background:linear-gradient(0deg,#02071385,transparent 60%)}#odyssey-terms{inset:auto 25px 12% 25px;width:auto;justify-content:flex-start;gap:5px}.term-name{font-size:9px;padding:6px 9px}.term-name span{margin-left:5px}.term-popover{width:215px;font-size:11px;left:0;right:auto}.term-orbit:nth-child(n+4) .term-popover{left:auto;right:0}.term-orbit:nth-child(7) .term-popover{left:auto;right:0}.odyssey-controls{left:25px;right:25px;bottom:24px;gap:10px;padding-top:15px;font-size:10px}.odyssey-controls button{padding:8px 12px}#scene-label{font-size:8px;max-width:78px;line-height:1.6;text-align:right}.odyssey[data-phase=clouds] .odyssey-copy{bottom:20%}}

/* v11: sunset ocean and a mirror probe, held between particle reconstructions. */
.odyssey{height:540svh;min-height:3200px}
.odyssey[data-phase=ocean] .odyssey-stage:after,.odyssey[data-phase=droplet] .odyssey-stage:after{background:linear-gradient(90deg,#06151d50,transparent 68%),linear-gradient(0deg,#031922a8,transparent 58%)}
.odyssey[data-phase=ocean] .odyssey-copy>p:first-child,.odyssey[data-phase=droplet] .odyssey-copy>p:first-child{color:#ffe0ab}
.odyssey[data-phase=ocean] .odyssey-copy,.odyssey[data-phase=droplet] .odyssey-copy{max-width:650px}
@media(max-width:760px){.odyssey{height:500svh;min-height:3000px}.odyssey[data-phase=ocean] .odyssey-stage:after,.odyssey[data-phase=droplet] .odyssey-stage:after{background:linear-gradient(0deg,#03131cad,transparent 72%)}.odyssey[data-phase=droplet] .odyssey-copy{bottom:20%}}

/* v12: a continuous outward journey with a fixed third-person probe. */
.odyssey{height:860svh;min-height:5400px}
.journey-stops{position:absolute;z-index:5;right:6.5vw;top:120px;display:flex;align-items:center;gap:6px;max-width:80%;padding:7px 11px;border:1px solid #abc7ed22;border-radius:26px;background:#03091655;backdrop-filter:blur(8px)}
.journey-stops button{font:10px Arial,'PingFang SC',sans-serif;color:#a7bbd4;background:none;border:0;padding:7px 8px;cursor:pointer;border-radius:16px;white-space:nowrap;transition:color .2s,background .2s}
.journey-stops button[aria-current=true]{background:#d3e5ff1e;color:#fff}.journey-stops button:hover{color:#fff;background:#b3d1ff1a}
.odyssey[data-phase=ocean] .journey-stops{opacity:0;pointer-events:none}.odyssey-static .journey-stops{display:none}
.odyssey:not([data-phase=sun]):not([data-phase=ocean]) .odyssey-copy{max-width:580px}
@media(max-width:760px){.odyssey{height:820svh;min-height:5200px}.journey-stops{top:96px;left:25px;right:25px;max-width:none;padding:5px 6px;gap:2px;flex-wrap:wrap;justify-content:center;border-radius:13px}.journey-stops button{font-size:8px;padding:5px 6px}.odyssey[data-phase=sun] .journey-stops{opacity:0;pointer-events:none}}

.odyssey[data-phase=return] .journey-stops,.odyssey[data-phase=earth-return] .journey-stops{visibility:hidden;pointer-events:none}
@media(max-width:760px){.journey-stops{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;scrollbar-width:none;top:90px}.journey-stops::-webkit-scrollbar{display:none}.journey-stops button{font-size:9px;padding:7px 9px;flex-shrink:0}}