:root{--ink:#16202e;--ink-soft:#4c5a6b;--paper:#faf6ef;--paper-deep:#f1ebdf;--night:#101c2c;--accent:#e8704a;--line:#e3dccd;--font-serif:"Hiragino Mincho ProN","Yu Mincho",YuMincho,Georgia,serif;--font-sans:"Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP",-apple-system,"Segoe UI",sans-serif;--green:#3a7668}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.75 var(--font-sans)}h1,h2,p{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:4px}[hidden]{display:none!important}.copy-chunk{display:inline-block}.skip{position:fixed;top:-80px;left:10px;z-index:2000;background:white;padding:12px}.skip:focus{top:8px}.game-shell{max-width:1376px;margin:0 auto;padding:38px 36px 30px}.intro{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:30px}.eyebrow{font:700 10px/1.5 var(--font-sans);letter-spacing:.18em;color:#7c5e40}.eyebrow span{margin-left:12px;letter-spacing:.08em;color:var(--ink-soft)}h1{font:700 clamp(29px,3.6vw,43px)/1.4 var(--font-serif);letter-spacing:.06em;margin:7px 0}.intro-copy{color:var(--ink-soft);font-size:13px}.text-button{background:transparent;border:0;padding:6px 0;color:var(--ink-soft);font-size:12px;text-decoration:underline;text-underline-offset:4px;white-space:nowrap}.intro .text-button{font-size:13px}.trip-bar{display:flex;align-items:center;justify-content:space-between;padding:14px 1px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:22px}.trip-progress{display:flex;align-items:center;gap:28px}.round-label{font-size:10px;letter-spacing:.1em;font-weight:700}.round-label strong{font-size:21px;margin-left:9px;font-variant-numeric:tabular-nums}.round-label>span{color:#64717c;letter-spacing:0}.progress-dots{display:flex;gap:6px}.progress-dots i{width:22px;height:4px;background:#ddd8cc;border-radius:2px}.progress-dots i.current{background:var(--accent)}.progress-dots i.done{background:var(--green)}.total{font-variant-numeric:tabular-nums}.total span{font-size:10px;letter-spacing:.08em}.total strong{font-size:22px;margin-left:8px}.play-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(340px,1fr);gap:24px;align-items:start}.window-card{min-width:0}.window-heading{display:flex;justify-content:space-between;align-items:center;margin:0 0 12px}.window-heading h2{font-size:13px;font-weight:500}.media-type{font-size:9px;letter-spacing:.12em;padding:3px 9px;background:var(--paper-deep);border:1px solid var(--line);border-radius:4px;font-weight:700}.scene{position:relative;background:#101c2c;aspect-ratio:1.45;display:grid;align-items:center;overflow:hidden;border-radius:15px;border:8px solid #243142;box-shadow:0 8px 24px #16202e1a}.scene>img,.scene>video{width:100%;height:100%;max-height:100%;position:absolute;inset:0;object-fit:contain}.enlarge{position:absolute;right:13px;top:13px;border:1px solid #ffffff70;background:#101c2ca6;color:#fff;border-radius:6px;padding:4px 10px;font-size:21px;line-height:1.2;z-index:2}.enlarge span{font-size:10px;vertical-align:middle}.window-stamp{position:absolute;bottom:11px;left:14px;font-size:8px;letter-spacing:.18em;color:white;background:#101c2ca0;padding:3px 7px;border-radius:3px;pointer-events:none}.scene:has(video:not([hidden])) .window-stamp{display:none}.scene-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px}.scene-toolbar p{font-size:12px;color:var(--ink-soft)}.hint-button{flex-shrink:0;font-size:12px;padding:7px 12px;border:1px solid #d8cbb6;border-radius:6px;color:var(--ink);background:transparent}.hint{background:#f2e9d8;font-size:13px;margin-top:12px;padding:12px 15px;border-left:3px solid #b69960;border-radius:0 6px 6px 0}.credit{font-size:10px;color:#697078;margin-top:15px}.answer-card{background:#fffcf7;border:1px solid var(--line);border-radius:15px;padding:20px}.answer-heading{display:flex;align-items:center;justify-content:space-between}.answer-heading h2{font:700 21px/1.5 var(--font-serif);margin-top:4px}.pin-symbol{font-size:31px;color:var(--accent);line-height:1}.map-instruction{font-size:11px;color:var(--ink-soft);margin:12px 0 10px}.map-wrap{height:232px;border-radius:8px;overflow:hidden;position:relative;background:#e9ede8;border:1px solid #d8dfd8}#map,#route-map{height:100%;width:100%}#route-map{display:grid;place-items:center;background:linear-gradient(150deg,#f0f2e9,#e2e9e1)}#route-svg{width:100%;height:100%;cursor:crosshair;touch-action:manipulation}.fit-map{position:absolute;bottom:25px;right:8px;z-index:450;border:1px solid #cacfc9;background:#fffdf9;border-radius:5px;font-size:10px;padding:5px 9px;box-shadow:0 2px 5px #16202e16}.map-switch-row{display:flex;justify-content:space-between;align-items:center;gap:8px;margin:5px 0 12px}.map-switch-row .text-button{font-size:10px}.route-key{font-size:9px;white-space:nowrap;color:var(--ink-soft)}.route-key i{display:inline-block;width:17px;height:3px;background:#3b7a8b;margin-right:4px;vertical-align:middle}.tile-status{font-size:10px;color:#77541b;background:#f8edd6;padding:5px 8px;margin:0 0 8px}.guess-controls{border-top:1px solid var(--line);padding-top:12px}.guess-controls label{display:block;font-size:10px;color:var(--ink-soft);margin-bottom:5px}.guess-controls select{width:100%;background:#fff;border:1px solid #cfc7b7;color:var(--ink);border-radius:6px;padding:8px 9px;font-size:12px;min-height:40px}.guess-controls input{width:100%;accent-color:var(--accent);margin:0;min-height:28px}.guess-controls #fine-control{margin-top:8px}.guess-controls #position-label{float:right}.guess-label{font-size:11px;font-weight:700;text-align:center;margin:15px 0 9px;min-height:20px}.primary-button{width:100%;border:0;border-radius:8px;background:var(--ink);color:#fff;padding:13px 17px;display:flex;justify-content:center;align-items:center;gap:26px;font-size:13px;font-weight:700;transition:background .15s,transform .15s}.primary-button:not(:disabled):hover{background:#2c4358;transform:translateY(-1px)}.primary-button:disabled{background:#e5e0d7;color:#72706c}.answer-note{font-size:9px;color:#6c747a;text-align:center;margin:9px 0 0}.round-result{margin-top:24px;padding:26px;border:1px solid #b5cbbd;background:#f1f5ed;border-radius:14px;scroll-margin-top:90px}.result-top{display:flex;justify-content:space-between;align-items:center;gap:24px}.result-top h2{font:700 26px/1.5 var(--font-serif);margin:5px 0}.result-top p:not(.eyebrow){font-size:12px;color:var(--ink-soft)}.result-numbers{display:flex;gap:30px;flex-shrink:0}.result-numbers small{display:block;font-size:10px}.result-numbers strong{font:700 29px/1.5 var(--font-sans);color:var(--green);letter-spacing:-.03em}.result-numbers strong span{font-size:12px;margin-left:3px}.result-bottom{margin-top:16px;padding-top:15px;border-top:1px solid #cfdccb;display:flex;gap:30px;align-items:center;justify-content:space-between}.result-bottom p{font-size:13px;max-width:760px}.result-bottom a{font-size:12px;white-space:nowrap;text-underline-offset:4px}.result-actions{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-top:22px}.result-actions p{font-size:11px;color:var(--ink-soft)}.legend-guess{color:var(--accent)}.legend-answer{color:var(--green)}.result-actions .primary-button{width:220px;background:var(--green)}.prototype-note{font-size:10px;line-height:1.9;color:#72716b;margin-top:30px;max-width:850px}.prototype-note span{padding:2px 7px;border:1px solid #c8c0b0;border-radius:3px;margin-right:6px;white-space:nowrap}.leaflet-container{font-family:var(--font-sans);background:#e8ece5}.leaflet-control-attribution{font-size:8px!important}.guess-icon,.answer-icon{border-radius:100%;background:var(--accent);border:3px solid #fff;box-shadow:0 2px 9px #142c4780}.answer-icon{background:var(--green)}.map-pin-label{border:0!important;box-shadow:none!important;font-size:10px;background:#fffdf8eb!important}.finish-screen{max-width:850px;margin:0 auto;text-align:center;padding:25px 0}.finish-graphic{font-size:24px;color:var(--accent);letter-spacing:.1em;margin:22px 0}.finish-screen h2{font:700 clamp(22px,3vw,32px)/1.5 var(--font-serif)}.finish-score{margin:16px 0 8px;font-size:12px;color:var(--ink-soft)}.finish-score strong{font-size:clamp(45px,7vw,76px);letter-spacing:-.05em;color:var(--ink);line-height:1.3}.finish-screen>p:not(.finish-score):not(.finish-graphic):not(.eyebrow){font-size:13px;color:var(--ink-soft)}.recap{margin:30px 0;border-top:1px solid var(--line);text-align:left}.recap-row{display:grid;grid-template-columns:72px 1fr auto;align-items:center;gap:18px;padding:14px 0;border-bottom:1px solid var(--line)}.recap-row img{width:72px;height:50px;object-fit:cover;border-radius:5px}.recap-row h3{font-size:13px;margin:0}.recap-row p{font-size:11px;color:var(--ink-soft)}.recap-row strong{font-size:15px;font-variant-numeric:tabular-nums}.recap-row strong small{display:block;font-size:10px;font-weight:400;color:var(--ink-soft);text-align:right}.finish-screen .primary-button{max-width:320px;margin:auto}.finish-note{margin-top:10px}.media-error{position:absolute;z-index:4;inset:0;background:#152334;color:white;display:flex;gap:10px;align-items:center;justify-content:center;flex-direction:column;font-size:12px;text-align:center;padding:15px}.media-error button{background:white;border:0;border-radius:5px;padding:8px 15px}.footer{margin-top:15px}dialog{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:16px;max-width:530px;width:calc(100% - 32px);max-height:90dvh;padding:35px;box-shadow:0 25px 90px #0006}dialog::backdrop{background:#0e192cbb}dialog h2{font:700 25px/1.5 var(--font-serif);margin:10px 0 20px}dialog p,dialog li{font-size:13px}dialog ol{padding-left:22px}dialog li{margin:12px 0}dialog p{margin-bottom:16px}.dialog-close{position:absolute;right:12px;top:8px;border:0;background:transparent;font-size:26px;color:var(--ink);padding:0 8px}.photo-dialog{max-width:1250px;background:var(--night);padding:45px 15px 15px}.photo-dialog .dialog-close{color:white}.photo-dialog img{max-width:100%;max-height:76dvh;display:block;margin:auto;object-fit:contain}
@media(min-width:1600px){.game-shell{padding-top:48px}.map-wrap{height:265px}}
@media(max-width:900px){.game-shell{padding:25px 22px}.play-grid{grid-template-columns:minmax(0,1.3fr) minmax(290px,1fr);gap:17px}.answer-card{padding:16px}.scene{aspect-ratio:1.17}.scene-toolbar{flex-wrap:wrap;gap:10px}.result-numbers{gap:18px}.result-numbers strong{font-size:25px}}
@media(max-width:700px){.game-shell{padding:24px 18px}.intro{align-items:flex-start;margin-bottom:22px}.intro .text-button{font-size:11px;margin-top:3px}.eyebrow{font-size:9px}.eyebrow span{margin-left:6px;font-size:9px}.intro-copy{font-size:12px}.trip-bar{margin-bottom:18px;padding:10px 0}.trip-progress{gap:12px}.progress-dots{gap:4px}.progress-dots i{width:14px}.total strong{font-size:19px}.play-grid{grid-template-columns:1fr;gap:23px}.scene{aspect-ratio:1.55;border-width:6px;border-radius:12px}.scene-toolbar{flex-wrap:nowrap;margin-top:12px;gap:8px}.scene-toolbar p{font-size:11px}.hint-button{font-size:10px;padding:7px 8px}.credit{margin-top:10px;font-size:9px}.answer-card{padding:17px}.answer-heading h2{font-size:22px}.map-wrap{height:235px}.map-instruction{margin-top:9px}.guess-controls select{font-size:14px}.guess-label{font-size:12px}.primary-button{min-height:48px;font-size:14px}.answer-note{font-size:10px}.result-top{align-items:flex-start;flex-direction:column;gap:14px}.result-top h2{font-size:24px}.result-numbers{width:100%;gap:30px}.result-numbers strong{font-size:29px}.round-result{padding:21px 18px}.result-bottom{display:block}.result-bottom a{display:inline-block;margin-top:10px}.result-actions{flex-direction:column;gap:15px;align-items:stretch}.result-actions .primary-button{width:100%}.result-actions p{font-size:10px}.prototype-note{font-size:10px}.recap-row{grid-template-columns:56px 1fr auto;gap:10px}.recap-row img{width:56px;height:44px}.recap-row h3{font-size:12px}.recap-row strong{font-size:13px}dialog{padding:32px 22px}}
.observing{grid-template-columns:minmax(0,1fr) 250px;gap:40px}.observing .scene{aspect-ratio:1.85}.observe-card{align-self:center;padding:24px 5px 24px 0}.observe-number{font:400 70px/1.2 var(--font-serif);color:#cfbea2;letter-spacing:-.08em;margin:22px 0 13px}.observe-card h2{font:700 25px/1.65 var(--font-serif);letter-spacing:.03em}.observe-card>p:not(.eyebrow):not(.observe-number){font-size:12px;color:var(--ink-soft);margin:17px 0 25px}.observe-card .observe-note{font-size:10px!important;color:#77766c!important;line-height:1.9;margin-top:14px!important}.observe-card .primary-button{margin-top:28px;background:#df6945}.observe-card .primary-button:hover{background:#c35434}.observe-card .eyebrow{font-size:9px}.total strong{font-size:17px}.play-video{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);white-space:nowrap;color:white;background:#16202edb;border:1px solid #ffffff90;border-radius:30px;padding:11px 20px;font-size:13px;z-index:3;box-shadow:0 4px 16px #0003}.play-video.playing{font-size:11px;padding:7px 16px;background:#16202e80}.scene{scroll-margin-top:90px}#look-again{margin-top:15px;color:var(--green);font-size:12px}.result-numbers strong{font-size:24px}.result-numbers p:last-child strong{font-size:20px;color:var(--ink-soft)}.position-label{font-size:9px}.guess-controls #position-label{float:none;display:block;overflow-wrap:anywhere;font-size:9px}
@media(max-width:900px){.observing{grid-template-columns:minmax(0,1fr) 210px;gap:24px}.observing .scene{aspect-ratio:1.45}.observe-card h2{font-size:22px}.observe-number{font-size:53px}}
@media(max-width:700px){.observing{grid-template-columns:1fr;gap:0}.observing .scene{aspect-ratio:1.55}.observe-card{padding:22px 0 0;display:grid;grid-template-columns:1fr auto;column-gap:14px;border-top:1px solid var(--line);margin-top:20px}.observe-card .eyebrow,.observe-number,.observe-card h2{display:none}.observe-card>p:not(.eyebrow):not(.observe-number){font-size:12px;margin:0;grid-column:1 / -1}.observe-card .primary-button{grid-column:1 / -1;margin:18px 0 0}.observe-card .observe-note{font-size:10px!important;margin:10px 0 0!important;grid-column:1 / -1;text-align:center}.observe-note br{display:none}.observing .scene-toolbar p{font-size:11px}.result-numbers strong{font-size:27px}.result-numbers p:last-child strong{font-size:22px}.play-video{font-size:11px;padding:9px 16px;bottom:12px}.answer-card{scroll-margin-top:80px}}
.round-label,.total{white-space:nowrap}.total{flex-shrink:0}.skip{top:8px;left:10px;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip:focus-visible{width:auto;height:auto;clip-path:none;padding:12px}
@media(max-width:700px){.intro{display:block;position:relative}.intro>.text-button{position:absolute;right:0;bottom:0}.intro-copy{padding-right:65px}h1{font-size:28px;letter-spacing:.04em}.trip-progress{gap:8px}.progress-dots{gap:3px}.progress-dots i{width:8px}.total strong{font-size:17px}.total span{font-size:9px}.round-label{font-size:9px}.round-label strong{margin-left:5px}.scene-toolbar{align-items:flex-start}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}