@charset "UTF-8";
:root{--paper:#f3eddf;--ink:#273e42;--teal:#467e81;--vermillion:#cf5f45;--faint:rgba(39,62,66,.19);font-family:-apple-system,BlinkMacSystemFont,"PingFang TC","Noto Sans TC",sans-serif;color:var(--ink);font-synthesis:none}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden}body{background:#c5d7ce}button,a,input{-webkit-tap-highlight-color:transparent}button,a{color:inherit}button{font:inherit;cursor:pointer}button{border:0;background:none}button:disabled{cursor:default;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--vermillion);outline-offset:5px}button,a{touch-action:manipulation}a{text-decoration:none}button:not(.icon-button){transition:background .2s,color .2s,transform .2s}button:hover:not(:disabled){color:var(--vermillion)}[hidden]{display:none!important}
#world{position:fixed;inset:0;touch-action:none}#world canvas{display:block;width:100%;height:100%}.film-grain{position:fixed;inset:0;opacity:.075;pointer-events:none;z-index:1;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 150 150' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.76' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' opacity='.55' filter='url(%23n)'/%3E%3C/svg%3E")}.frame-edge{position:fixed;inset:14px;border:1px solid rgba(39,62,66,.17);pointer-events:none;z-index:2}.chrome{transition:opacity .35s,transform .35s}.masthead{position:fixed;z-index:5;top:38px;left:48px;right:48px;display:flex;align-items:flex-start;gap:46px}.wordmark{display:flex;gap:10px;align-items:flex-start;font:700 26px/1.05 Georgia,serif;letter-spacing:1.8px}.wordmark small{font:500 10px/1.5 -apple-system,BlinkMacSystemFont,"PingFang TC",sans-serif;display:block;letter-spacing:5px;margin-top:8px;padding-left:2px}.mark{border:1.5px solid var(--ink);width:35px;height:35px;display:grid;place-items:center;transform:rotate(-8deg);font:36px/1 Georgia,serif;margin-top:1px}.edition{font-size:9px;letter-spacing:1.3px;line-height:1.7;padding-top:2px;display:flex;flex-direction:column}.edition span+span{margin-top:7px;letter-spacing:1.7px}.edition i{font-style:normal;opacity:.35;margin:0 5px}.header-actions{margin-left:auto;display:flex;align-items:center;gap:22px}.text-button{font-size:12px;padding:8px 0;display:inline-flex;gap:14px;align-items:center}.text-button b{font-size:11px;font-weight:500;font-variant-numeric:tabular-nums;border:1px solid var(--faint);padding:5px 9px}.icon-button{display:inline-grid;place-items:center;width:34px;height:34px;font-size:24px;line-height:1;border:1px solid transparent;border-radius:50%}.icon-button:hover{border-color:var(--faint)}.mobile-label{display:none}
.intro{position:fixed;z-index:3;left:6.5%;top:27.5%;max-width:400px;pointer-events:none}.intro button{pointer-events:auto}.eyebrow{font-size:9px;font-weight:600;letter-spacing:1.8px;line-height:1.6}.intro .eyebrow{display:flex;align-items:center;gap:10px;font-size:8px;letter-spacing:1.4px}.small-line{width:24px;height:1px;background:var(--vermillion)}h1{font:400 clamp(32px,3.7vw,56px)/1.38 Georgia,"Songti TC","Noto Serif TC",serif;letter-spacing:3px;margin:22px 0 16px}h1::first-line{letter-spacing:4px}.intro p{font-size:12px;line-height:2.1;letter-spacing:1.7px;margin-bottom:25px}.primary-button{background:var(--ink);color:var(--paper);font-size:12px;letter-spacing:1px;min-height:45px;padding:13px 20px;display:flex;align-items:center;justify-content:space-between;gap:35px}.primary-button span{font-size:20px;line-height:1;font-weight:300}.primary-button:hover:not(:disabled){background:var(--vermillion);color:var(--paper);transform:translateY(-2px)}.intro-foot{font-size:10px;letter-spacing:1px;line-height:1.7;margin-top:19px;opacity:.7}.intro-foot span{display:block;font-size:8px;letter-spacing:1.3px;margin-top:4px}.intro.departed{opacity:0;transform:translateY(12px);pointer-events:none}.intro.departed button{pointer-events:none}.location-label{position:fixed;z-index:3;left:48px;bottom:207px;pointer-events:none;display:flex;flex-direction:column;gap:10px}.location-label span{font-size:8px;letter-spacing:1.8px}.location-label strong{font:400 17px/1.4 Georgia,"Songti TC",serif;letter-spacing:2px}.location-label.fade{opacity:0}.route-strip{position:fixed;z-index:5;left:48px;right:48px;bottom:68px;border-top:1px solid rgba(39,62,66,.35);background:linear-gradient(0deg,rgba(243,237,223,.27),rgba(243,237,223,.03));backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.route-heading{display:flex;align-items:center;justify-content:space-between;padding-top:12px}.route-heading>span{font-size:8px;font-weight:600;letter-spacing:2.1px}.route-heading button{font-size:10px;padding:0;letter-spacing:1px}.route-heading button span{margin-left:12px}.route-strip ol{list-style:none;padding:0;margin:10px 0 0;display:grid;grid-template-columns:repeat(7,1fr)}.route-strip li{min-width:0}.destination{width:100%;text-align:left;position:relative;padding:11px 8px 15px 0;display:grid;grid-template-columns:22px 1fr;column-gap:6px;min-height:66px}.destination .stop-number{font:11px Georgia,serif;grid-row:span 2;opacity:.7;padding-top:1px}.destination .stop-name{font-size:12px;letter-spacing:1.5px;white-space:nowrap}.destination .stop-en{font-size:7px;letter-spacing:1.3px;margin-top:7px;opacity:.62;white-space:nowrap}.destination::before{content:"";position:absolute;top:-32px;left:0;height:3px;background:var(--vermillion);width:0;transition:width .4s}.destination.active::before{width:calc(100% - 22px)}.destination.active{color:var(--vermillion)}.destination.delivered .stop-number{color:var(--vermillion);font-size:14px;opacity:1}.bottom-bar{z-index:5;position:fixed;bottom:22px;left:48px;right:48px;display:flex;justify-content:space-between;align-items:center}.controls-hint{font-size:8px;letter-spacing:1.2px;opacity:.65}.controls-hint i{font-style:normal;margin:0 7px}.playback{display:flex;align-items:center;gap:18px}.playback .text-button{font-size:10px;gap:12px}.playback .icon-button{font-size:17px;width:26px;height:26px}.sound-button{display:flex;gap:8px;align-items:center;font-size:9px;letter-spacing:1px;padding:5px 0}.sound-bars{display:flex;gap:2px;align-items:center;height:12px}.sound-bars i{height:3px;width:1.5px;background:currentColor;transition:height .3s}.sound-button[aria-pressed=true] i:nth-child(1){height:6px}.sound-button[aria-pressed=true] i:nth-child(2){height:12px}.sound-button[aria-pressed=true] i:nth-child(3){height:8px}.sound-button[aria-pressed=true] i:nth-child(4){height:4px}
.letter-panel{position:fixed;z-index:6;right:5%;top:20%;width:330px;padding:23px 25px 22px;background:var(--paper);box-shadow:0 12px 50px rgba(33,70,73,.13);border:1px solid rgba(70,126,129,.17);transform:rotate(.5deg);max-height:calc(100dvh - 235px);overflow-y:auto;scrollbar-width:thin;animation:letter-in .6s cubic-bezier(.2,.7,.1,1) both}.letter-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:repeating-linear-gradient(125deg,var(--vermillion) 0 10px,transparent 10px 21px,var(--teal) 21px 31px,transparent 31px 42px)}.letter-topline{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}.letter-topline>span{font-size:8px;letter-spacing:1.2px}.letter-topline .icon-button{font-size:22px;width:23px;height:23px}.letter-address{font:9px Georgia,serif;color:var(--teal);letter-spacing:1px}.letter-address span{font:10px -apple-system,BlinkMacSystemFont,"PingFang TC",sans-serif;margin-left:8px;color:var(--ink);letter-spacing:1px}.letter-panel h2{font:400 25px/1.5 Georgia,"Songti TC",serif;letter-spacing:2px;margin:13px 0 17px}.letter-body{font-size:12px;line-height:2.05;letter-spacing:.75px}.letter-body p{margin:0 0 12px}.letter-bottom{display:flex;justify-content:space-between;align-items:center;margin:14px 0 15px}.letter-bottom>span{font-size:8px;letter-spacing:1px;opacity:.65}.letter-seal{border:2px double var(--vermillion);outline:1px solid var(--vermillion);outline-offset:3px;color:var(--vermillion);border-radius:50%;width:48px;height:48px;display:grid;align-content:center;text-align:center;transform:rotate(-12deg);font:10px/1.3 Georgia,serif;letter-spacing:1px}.letter-seal.delivered{font-size:10px;letter-spacing:0;animation:stamp .4s ease-out}.letter-panel .primary-button,.next-button{width:100%;justify-content:space-between}.next-button{display:flex;align-items:center;font-size:11px;letter-spacing:1px;border-bottom:1px solid var(--faint);padding:9px 0 6px}.next-button span{font-size:20px}.journey-status{z-index:4;position:fixed;top:130px;left:50%;transform:translateX(-50%);padding:9px 15px;font-size:9px;letter-spacing:1.7px;display:flex;align-items:center;gap:9px;background:rgba(243,237,223,.68);backdrop-filter:blur(8px);white-space:nowrap}.pulse-dot{width:5px;height:5px;border-radius:50%;background:var(--vermillion);animation:pulse 1.5s infinite}.island-label{position:absolute;z-index:2;pointer-events:none;font:italic 10px Georgia,"Songti TC",serif;letter-spacing:1px;opacity:0;transition:opacity .4s;transform:translate(-50%,-50%);text-shadow:0 1px 5px var(--paper);white-space:nowrap}.island-label.visible{opacity:.65}.island-label:before{content:"";width:3px;height:3px;border-radius:50%;background:var(--ink);display:inline-block;margin-right:6px;vertical-align:middle}
dialog{color:var(--ink);background:var(--paper);border:1px solid rgba(39,62,66,.2);padding:30px;box-shadow:0 30px 100px #273e4233;max-height:90dvh;overflow-y:auto}dialog::backdrop{background:rgba(40,71,75,.27);backdrop-filter:blur(7px);-webkit-backdrop-filter:blur(7px)}.passport-dialog{width:min(680px,calc(100% - 32px))}.dialog-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.dialog-header h2{font:400 30px/1.4 Georgia,"Songti TC",serif;letter-spacing:2px;margin:9px 0 0}.dialog-description{font-size:11px;letter-spacing:1px;line-height:1.8;opacity:.7;margin:14px 0 24px}.passport-stamps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px 16px;padding:20px 0 30px;border-top:1px solid var(--faint);border-bottom:1px solid var(--faint)}.passport-stamp{height:112px;border:1px dashed rgba(39,62,66,.3);display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;gap:9px;opacity:.35;transform:rotate(var(--rotation));color:var(--ink)}.passport-stamp.collected{border:2px solid var(--stamp-color);opacity:1;color:var(--stamp-color);outline:1px solid var(--stamp-color);outline-offset:-5px;box-shadow:inset 0 0 0 8px var(--paper)}.stamp-symbol{font:29px Georgia,serif;line-height:1}.stamp-name{font-size:11px;letter-spacing:2px}.stamp-date{font:7px Georgia,serif;letter-spacing:1px}.stamp-count{font:italic 38px Georgia,serif;align-self:center;text-align:center;opacity:.65}.stamp-count small{font:8px/1.8 -apple-system,sans-serif;display:block;letter-spacing:1px;margin-top:8px}.passport-footer{display:flex;justify-content:space-between;align-items:center;font-size:9px;letter-spacing:1px;padding-top:15px;gap:15px}.passport-footer button{font-size:10px;white-space:nowrap}.final-letter{margin:25px 0 0;padding:24px;background:#e7e5d9;border:1px solid var(--faint);font-size:12px;line-height:2.1;letter-spacing:1px}.final-letter h3{font:400 24px Georgia,"Songti TC",serif;margin:0 0 18px}.final-letter p{margin:10px 0}.settings-dialog{width:min(390px,calc(100% - 32px))}.setting-row{font-size:12px;letter-spacing:1px;display:flex;justify-content:space-between;align-items:center;margin-top:28px}.setting-row span,.setting-row output{font-size:9px;opacity:.6;letter-spacing:0}input[type=range]{width:100%;margin:17px 0 2px;accent-color:var(--teal);height:18px}.toggle-row{display:flex;gap:8px;font-size:11px;align-items:center;margin-top:22px}input[type=checkbox]{accent-color:var(--teal);width:15px;height:15px}.seed-display{display:flex;justify-content:space-between;font-size:8px;letter-spacing:1px;padding-top:22px;margin-top:22px;border-top:1px solid var(--faint)}.seed-display code{font-size:9px}.setting-note{font-size:10px;line-height:1.8;opacity:.6;margin-top:16px}.toast{position:fixed;z-index:30;left:50%;top:118px;transform:translate(-50%,-12px);background:var(--ink);color:var(--paper);padding:12px 21px;font-size:11px;letter-spacing:1px;opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;max-width:calc(100% - 40px);text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}.loading{position:fixed;inset:0;background:var(--paper);z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity 1s}.loading.done{opacity:0;pointer-events:none}.loading-plane{font:50px Georgia,serif;transform:rotate(-23deg);color:var(--vermillion);animation:float 2s ease-in-out infinite}.loading p{font-size:13px;letter-spacing:3px;text-align:center;line-height:2.3}.loading p span{display:block;font-size:7px;letter-spacing:2px}.fallback{position:fixed;z-index:101;inset:0;display:grid;place-content:center;padding:35px;background:var(--paper);font-size:14px;line-height:2;text-align:center}.fallback h2{font:30px Georgia,"Songti TC",serif}.exit-cinema{position:fixed;z-index:20;right:30px;bottom:28px;padding:12px 15px;font-size:11px;letter-spacing:1px;background:rgba(243,237,223,.8)}.exit-cinema span{font-size:8px;margin-left:15px;opacity:.5}body.cinema .chrome{opacity:0;pointer-events:none}body.cinema .frame-edge{opacity:.3}body.paused .pulse-dot{animation-play-state:paused}body.started .intro{opacity:0;pointer-events:none;transform:translateY(12px)}body.started .intro button{pointer-events:none}body:not(.started) .location-label{opacity:0}
#island-labels{position:fixed;inset:0;overflow:hidden;pointer-events:none}body.night-sky .masthead,body.night-sky .bottom-bar,body.night-sky .location-label,body.night-sky .intro,body.night-sky .route-strip{color:#f3eddf}body.night-sky .wordmark .mark{border-color:#f3eddf}body.night-sky .route-strip{background:rgba(39,62,66,.25);border-color:#f3eddf88}body.night-sky .destination.active{color:#ffc99d}body.night-sky .destination.delivered .stop-number{color:#ffd6a3}body.night-sky .island-label{color:#f3eddf;text-shadow:0 1px 5px #273e42}body.night-sky .header-actions .text-button b{border-color:#f3eddf66}
@keyframes pulse{50%{opacity:.2}}@keyframes float{50%{transform:translateY(-8px) rotate(-23deg)}}@keyframes letter-in{from{opacity:0;transform:translate(22px,12px) rotate(2deg)}to{opacity:1;transform:translate(0) rotate(.5deg)}}@keyframes stamp{from{transform:rotate(-12deg) scale(1.7);opacity:0}to{transform:rotate(-12deg) scale(1);opacity:1}}
@media(min-width:1650px){.intro{left:7%;top:28%}.letter-panel{right:7%;width:370px;padding:28px 30px}.letter-body{font-size:13px}.letter-panel h2{font-size:29px}.masthead{top:45px;left:60px;right:60px}.route-strip,.bottom-bar{left:60px;right:60px}.route-strip{bottom:85px}.bottom-bar{bottom:32px}.location-label{bottom:230px;left:60px}}
@media(max-width:1000px){.masthead{left:28px;right:28px;top:28px;gap:25px}.edition{font-size:7px}.intro{left:5%;top:26%}.intro h1{font-size:39px}.intro p{font-size:11px}.intro .eyebrow{font-size:6px;letter-spacing:1px}.route-strip,.bottom-bar{left:28px;right:28px}.destination{grid-template-columns:17px 1fr;column-gap:3px}.destination .stop-name{font-size:10px;letter-spacing:1px}.destination .stop-en{font-size:6px;letter-spacing:.5px}.location-label{left:28px}.letter-panel{right:4%;top:18%;width:310px}.controls-hint{font-size:7px;letter-spacing:.7px}.playback{gap:12px}.header-actions{gap:10px}}
@media(max-width:700px){.frame-edge{inset:8px}.masthead{top:23px;left:23px;right:20px;gap:12px}.wordmark{font-size:21px;gap:8px;letter-spacing:1px}.wordmark small{font-size:8px;letter-spacing:4px;margin-top:6px}.mark{height:29px;width:29px;font-size:30px}.edition{display:none}.header-actions{gap:7px;margin-top:0}.header-actions .text-button{font-size:10px;gap:7px}.header-actions .text-button b{font-size:9px;padding:4px 6px}.header-actions .icon-button{font-size:23px}.desktop-label{display:none}.mobile-label{display:inline}.intro{top:19%;left:7%;max-width:300px}.intro h1{font-size:35px;line-height:1.35;letter-spacing:2px;margin:16px 0 13px}.intro .eyebrow{font-size:6px;letter-spacing:1px}.intro p{font-size:10px;line-height:1.9;letter-spacing:1px;margin-bottom:19px}.intro .primary-button{font-size:10px;min-height:40px;padding:12px 15px;gap:22px}.intro-foot{font-size:8px;letter-spacing:.5px;margin-top:12px}.intro-foot span{font-size:7px;letter-spacing:.5px;margin-top:1px}.small-line{width:16px}.route-strip{left:22px;right:22px;bottom:63px}.route-heading{padding-top:10px}.route-heading>span{font-size:7px;letter-spacing:1.5px}.route-heading button{font-size:9px}.route-strip ol{grid-template-columns:repeat(7,minmax(0,1fr));margin-top:10px}.destination{display:flex;flex-direction:column;align-items:center;gap:7px;text-align:center;min-height:65px;padding:5px 0 12px}.destination .stop-name{font-size:9px;letter-spacing:0;writing-mode:horizontal-tb;white-space:normal;line-height:1.45;max-width:37px;word-break:keep-all}.destination .stop-number{font-size:10px;padding:0;line-height:1;height:10px}.destination .stop-en{display:none}.destination::before{top:-32px;left:20%;height:2px}.destination.active::before{width:60%}.bottom-bar{left:23px;right:23px;bottom:21px}.controls-hint{display:none}.playback{width:100%;justify-content:space-between;gap:15px}.playback .text-button{font-size:9px}.sound-button{font-size:8px}.location-label{left:25px;bottom:185px;gap:8px}.location-label span{font-size:7px;letter-spacing:1.1px}.location-label strong{font-size:14px;letter-spacing:1px}.letter-panel{right:22px;left:22px;top:auto;bottom:183px;width:auto;max-height:49dvh;padding:15px 20px 17px;transform:rotate(0);animation-duration:.4s}.letter-topline{margin-bottom:7px}.letter-topline>span{font-size:7px}.letter-panel h2{font-size:22px;letter-spacing:1px;margin:8px 0 10px}.letter-body{font-size:11px;line-height:1.85;letter-spacing:.5px}.letter-body p{margin-bottom:8px}.letter-address{font-size:8px}.letter-address span{font-size:9px}.letter-bottom{margin:8px 0 12px}.letter-seal{width:35px;height:35px;font-size:8px;outline-offset:2px}.letter-seal.delivered{font-size:8px}.letter-bottom>span{font-size:7px}.letter-panel .primary-button{min-height:39px;font-size:10px;padding:10px 15px}.journey-status{top:98px;font-size:8px;letter-spacing:1px;padding:8px 12px}.toast{top:99px;font-size:10px;line-height:1.6;padding:10px 14px;min-width:200px}.passport-dialog{padding:24px 20px}.dialog-header h2{font-size:25px}.dialog-header .eyebrow{font-size:7px}.dialog-description{font-size:10px;margin-bottom:20px}.passport-stamps{grid-template-columns:repeat(3,1fr);gap:18px 13px}.passport-stamp{height:99px}.stamp-symbol{font-size:25px}.stamp-name{font-size:9px;letter-spacing:1px}.stamp-date{font-size:6px;letter-spacing:.5px}.stamp-count{font-size:29px}.stamp-count small{font-size:7px}.passport-footer{font-size:8px;line-height:1.7;gap:8px;align-items:flex-start}.passport-footer button{font-size:9px}.final-letter{font-size:11px;padding:18px}.final-letter h3{font-size:22px}.exit-cinema{right:20px;bottom:22px;font-size:10px}.island-label{font-size:8px;letter-spacing:.5px}body.letter-open .location-label{opacity:0}}
@media(max-height:700px) and (min-width:701px){.intro{top:24%}.intro h1{font-size:37px;margin:14px 0}.intro p{margin-bottom:16px}.intro-foot{margin-top:12px}.letter-panel{top:18%;max-height:calc(100dvh - 220px);padding:16px 21px}.letter-panel h2{font-size:22px;margin:10px 0}.letter-body{font-size:11px;line-height:1.8}.letter-topline{margin-bottom:10px}.letter-bottom{margin:8px 0 12px}.letter-seal{width:35px;height:35px;font-size:8px}.location-label{bottom:180px}.route-strip{bottom:59px}.destination{min-height:54px;padding-bottom:10px}.bottom-bar{bottom:18px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}
.header-experimental-link{display:inline-flex;align-items:center;min-height:44px;color:var(--muted);font-size:9px;letter-spacing:1px;text-decoration:none;white-space:nowrap}.header-experimental-link:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
@media(max-width:700px){.header-experimental-link{font-size:7px;letter-spacing:.2px}}
.destination .stop-name{max-width:100%;white-space:normal;word-break:normal;overflow-wrap:anywhere;line-height:1.35}
.stamp-name{max-width:100%;text-align:center;white-space:normal;word-break:normal;overflow-wrap:anywhere;line-height:1.35}
.stamp-date{text-align:center;line-height:1.4}
@media(max-width:700px){
  .masthead{left:20px;right:20px;flex-wrap:wrap;align-items:center;gap:8px}
  .header-actions{flex:1 0 100%;width:100%;margin-left:0;justify-content:space-between;gap:8px}
  .header-actions .header-experimental-link{min-height:32px}
  .header-actions__locale{flex:0 0 auto}
  .route-strip li{min-width:0}
  .destination .stop-name{max-width:100%;padding-inline:1px;overflow-wrap:anywhere;word-break:normal;line-height:1.35}
  .passport-stamp{min-width:0;padding:5px}
  .stamp-name{max-width:100%;overflow-wrap:anywhere;word-break:normal;line-height:1.35}
}