:root{--night: #0e1117;--panel: rgba(12, 14, 19, .86);--ink: #eef0f3;--muted: #9aa3ad;--line: #2a303a;--gold: #f2c14e;--gold-dim: #8a6d2a;--f-body: "Noto Sans TC", "PingFang TC", "Heiti TC", system-ui, sans-serif;--f-mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--night);color:var(--ink);font:16px/1.7 var(--f-body)}#app{position:fixed;inset:0;overflow:hidden}#app canvas{display:block;width:100%;height:100%;touch-action:none;image-rendering:pixelated}[hidden]{display:none!important}.btn{font:700 15px/1 var(--f-body);color:#15120a;background:var(--gold);border:0;border-radius:3px;padding:12px 18px;cursor:pointer;letter-spacing:.04em}.btn:focus-visible{outline:2px solid #fff;outline-offset:3px}.btn.ghost{background:#0000008c;color:var(--ink);border:1px solid var(--line);padding:9px 14px;font-weight:500}.map{position:absolute;inset:0;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr) auto auto;gap:clamp(10px,2vh,20px);padding:max(20px,env(safe-area-inset-top)) 0 max(12px,env(safe-area-inset-bottom));background:radial-gradient(1200px 600px at 70% -10%,#1b2433 0%,transparent 60%),var(--night)}.map>:not(.track-wrap){padding-left:max(16px,env(safe-area-inset-left));padding-right:max(16px,env(safe-area-inset-right));width:100%;max-width:1120px;margin:0 auto}.map-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}.eyebrow{font:500 12px/1.4 var(--f-mono);letter-spacing:.14em;color:var(--gold);margin:0 0 6px}.map-head h1{font-size:clamp(30px,6vw,52px);font-weight:900;line-height:1;margin:0;letter-spacing:.02em}.map-count{margin:0;font:500 13px var(--f-mono);color:var(--muted);letter-spacing:.1em;white-space:nowrap}.map-count .num{color:var(--gold);font:400 clamp(26px,4vw,36px)/1 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