:root{--paper:#f4f1e9;--ink:#253638;--muted:#7e8986;--line:#dcded5;--accent:#498795;--orange:#b98556;--white:#fffdf7;color-scheme:light;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{margin:0;overscroll-behavior:none}button,a{-webkit-touch-callout:none;touch-action:manipulation}button{font:inherit;color:inherit;cursor:pointer;border:0}button:disabled{cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}#app{-webkit-user-select:none;user-select:none;min-height:100svh;max-width:1600px;margin:auto;padding:26px 48px 16px}body.modal{overflow:hidden}#app,#scene{touch-action:manipulation}a{color:inherit;text-decoration:none}.header{height:58px;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:13px}.brand b{font-size:15px;letter-spacing:2.5px}.brand small{display:block;margin-top:6px;font-size:9px;letter-spacing:3px;color:var(--muted)}.brand img{border-radius:11px}.tools{display:flex;gap:8px}.icon{background:transparent;width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;transition:background .2s}.icon:hover{background:#e9e8df}.icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}main{display:grid;grid-template-columns:minmax(0,1fr) 292px;gap:48px;margin-top:24px;max-width:1330px;margin-inline:auto}#playfield{min-width:0}.scoreboard{display:flex;align-items:center;justify-content:space-between;height:73px}.scoreboard span{display:block;color:var(--muted);font-size:10px;letter-spacing:2px;margin-bottom:8px}.scoreboard strong{font-size:25px;font-weight:500;font-variant-numeric:tabular-nums}.scoreboard i{font-style:normal;font-size:13px;color:#9a9e95}.scoreboard .goal{text-align:center}.goal strong{color:var(--accent);font-size:32px}.counter{text-align:right}.progress{height:2px;background:var(--line);margin-top:6px}.progress i{display:block;height:100%;background:var(--accent);width:0;transition:width .5s}#scene{height:clamp(390px,65svh,650px);position:relative;overflow:hidden;border-bottom:1px solid var(--line);isolation:isolate}#landscape{position:absolute;width:100%;height:100%;inset:0;z-index:-1}.scene-heading{position:absolute;top:25px;text-align:center;width:100%}.scene-heading span{font-size:9px;letter-spacing:2px;color:var(--accent)}.scene-heading p{font-size:17px;font-weight:400;margin:11px 0}.preview{position:absolute;top:93px;display:flex;align-items:center;justify-content:center;gap:12px;width:100%;color:#8e9690;font-size:13px}.preview b{font-weight:400;margin:0 8px}.preview small{font-size:8px;letter-spacing:1px}.gates,#gates{display:flex;position:absolute;left:7%;right:7%;top:28%;gap:18px;justify-content:space-between}.gate{position:relative;width:32%;height:160px;border:1px solid #cbd3cb;background:linear-gradient(155deg,#fffef9ed,#f9f8f0ed);border-radius:64px 64px 12px 12px;box-shadow:0 10px 28px #223e3810,inset 0 0 0 5px #fffdf75c;transition:transform .2s,border .2s,opacity .2s;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;touch-action:none}.gate:before{content:"";position:absolute;inset:8px;border:1px solid #e4e6da;border-radius:56px 56px 7px 7px;pointer-events:none}.gate:hover:not(:disabled){transform:translateY(-5px);border-color:var(--accent)}.gate small{font-size:8px;letter-spacing:1.4px;color:var(--muted)}.gate strong{font-size:clamp(24px,3.2vw,43px);font-weight:500;white-space:nowrap;letter-spacing:-1px}.gate.long strong{font-size:clamp(19px,2.3vw,31px)}.gate em{position:absolute;bottom:-26px;font-style:normal;font-size:10px;color:#8d9992}.gate.invalid{opacity:.4}.gate.invalid small{max-width:90%;text-align:center;line-height:1.4;letter-spacing:0}.gate.picked{border-color:var(--accent);box-shadow:0 0 0 3px #49879518,0 10px 35px #49879520}.gate.faded{opacity:.25}#runner{position:absolute;left:50%;top:72%;transform:translate(-50%,-20%);display:flex;flex-direction:column;align-items:center;transition:left .35s,top .35s;z-index:2}#runner>span{font-size:8px;letter-spacing:2px;color:var(--muted);white-space:nowrap;margin-bottom:8px}#runner strong{font-size:clamp(38px,5vw,60px);font-weight:400;letter-spacing:-1.8px;font-variant-numeric:tabular-nums;line-height:1.1;white-space:nowrap}#runner i{width:36px;height:11px;background:var(--accent);border-radius:50%;margin-top:14px;box-shadow:0 12px 20px #3b737132}#equation{position:absolute;left:0;right:0;top:61%;text-align:center;font-size:15px;color:var(--accent);min-height:20px}#scene-note{position:absolute;bottom:11px;font-size:9px;letter-spacing:1px;color:#8c958d;width:100%;text-align:center}.run-footer{display:flex;justify-content:space-between;align-items:center;height:58px;gap:8px}.soft{background:transparent;font-size:11px;color:var(--ink);padding:10px 0}.soft:disabled{opacity:.3}#save-status{font-size:9px;color:var(--muted);text-align:center}#route-open{display:none}#route-panel{padding-top:15px;border-left:1px solid var(--line);padding-left:26px;min-width:0;display:flex;flex-direction:column;max-height:calc(100svh - 154px)}.panel-heading{display:flex;justify-content:space-between;align-items:center}.panel-heading span{font-size:9px;letter-spacing:2px;color:var(--muted)}.panel-heading h2{font-size:23px;font-weight:400;letter-spacing:-.5px;margin:9px 0 20px}#route-close{display:none}.tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:18px}.tabs button{padding:10px 0;margin-right:23px;background:transparent;font-size:11px;color:var(--muted);border-bottom:2px solid transparent}.tabs button[aria-selected=true]{border-color:var(--accent);color:var(--ink)}.scroll{overflow:auto;overscroll-behavior:contain;touch-action:pan-y;min-height:0;scrollbar-width:thin}.route-section{margin:0 0 12px;border-bottom:1px solid var(--line);padding-bottom:10px}.route-section summary{cursor:pointer;font-size:9px;letter-spacing:1px;padding:5px 0;color:var(--muted);list-style:none;display:flex;justify-content:space-between}.route-section summary:after{content:"＋"}.route-section[open] summary:after{content:"−"}.route-row{display:flex;align-items:center;gap:7px;min-height:38px;padding:5px 4px;font-size:11px;font-variant-numeric:tabular-nums}.route-row.active{background:#e4ebe4;border-radius:5px}.route-row.done{opacity:.5}.route-row>small{width:17px;flex-shrink:0;color:#9ba49b;font-size:8px}.route-row>span{flex:1;text-align:center;white-space:nowrap}.route-row b{font-weight:400}.history-row{padding:12px 0;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.history-row strong{display:block;color:var(--ink);font-size:19px;margin-top:6px;font-weight:400}#rounding-note{font-size:10px;line-height:1.65;color:var(--muted);margin-top:18px;padding:15px 0 8px;border-top:1px solid var(--line)}.page-footer{display:flex;justify-content:space-between;font-size:8px;letter-spacing:2px;color:var(--muted);max-width:1330px;margin:18px auto 0}.overlay{position:fixed;inset:0;display:grid;place-items:center;background:#f4f1e9db;backdrop-filter:blur(14px);z-index:10;padding:24px;overflow:auto;touch-action:pan-y}.overlay[hidden]{display:none}#dialog{width:min(760px,100%);max-height:90svh;overflow:auto;padding:36px;border:1px solid #dfded1;border-radius:20px;background:#faf8f0;box-shadow:0 25px 100px #233f3510;touch-action:pan-y}.eyebrow{font-size:10px;letter-spacing:3px;color:var(--accent);margin:0 0 24px}.hero-title{font-size:clamp(40px,5.3vw,70px);font-weight:400;line-height:1.14;letter-spacing:-2.5px;margin:0 0 23px}.hero-title em{font-family:Georgia,serif;color:var(--accent);font-style:normal}.dialog-copy{font-size:14px;line-height:1.9;color:#7b8780;max-width:480px;margin:0 0 25px}.primary,.secondary{padding:15px 22px;border-radius:8px;font-size:12px;display:inline-flex;gap:28px;align-items:center;justify-content:center;background:var(--ink);color:#faf8f0;min-height:45px;transition:transform .2s}.primary:hover{transform:translateY(-2px)}.secondary{background:#e9ece2;color:var(--ink)}.dialog-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.hero-metrics{display:flex;gap:34px;margin-top:34px;border-top:1px solid var(--line);padding-top:22px}.hero-metrics strong{display:block;font-size:23px;font-weight:400}.hero-metrics span{font-size:9px;color:var(--muted);letter-spacing:1px}.dialog-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.dialog-top h2{font-size:25px;margin:0;font-weight:400}.world{margin:20px 0}.world h3{font-size:12px;font-weight:400;color:var(--accent);margin-bottom:12px}.stage-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:7px}.stage-tile{height:55px;background:#efeee4;border:1px solid transparent;border-radius:8px;font-size:13px}.stage-tile small{display:block;font-size:8px;color:var(--orange);margin-top:5px;letter-spacing:1px}.stage-tile:disabled{opacity:.35}.stage-tile.chosen{border-color:var(--accent)}.stars{font-size:22px;letter-spacing:7px;color:var(--orange);margin:20px 0}.final-number{font-size:60px;letter-spacing:-2px;font-weight:400;display:block;margin:12px 0}.target-list{display:flex;flex-wrap:wrap;gap:18px;font-size:11px;color:var(--muted);padding:15px 0;border-block:1px solid var(--line)}.target-list b{color:var(--ink);font-weight:400}#toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:30;padding:12px 18px;border-radius:8px;background:var(--ink);color:var(--white);font-size:12px;opacity:0;pointer-events:none;transition:opacity .2s}.empty{font-size:12px;color:var(--muted);line-height:1.8}#game-seo-info{position:fixed;top:0;right:0;z-index:25}#game-seo-info>summary{display:none!important}body.modal #game-seo-info{z-index:30}@media(min-width:1600px){#scene{height:650px}}@media(max-width:1000px){#app{padding:18px 24px 12px}main{gap:26px;grid-template-columns:minmax(0,1fr) 240px}#route-panel{padding-left:18px}.brand b{font-size:13px;letter-spacing:1.5px}.gate{height:140px}#gates{gap:12px;left:4%;right:4%}.gate strong{font-size:32px}.gate.long strong{font-size:23px}}@media(max-width:760px){#app{padding:14px 18px max(12px,env(safe-area-inset-bottom))}.header{height:43px}.brand{gap:9px}.brand img{width:32px;height:32px;border-radius:9px}.brand b{font-size:11px;letter-spacing:1px}.brand small{font-size:7px;margin-top:4px;letter-spacing:1.8px}.icon{width:33px;height:33px}.icon svg{width:15px;height:15px}.tools{gap:5px}main{display:block;margin-top:16px}.scoreboard{height:61px}.scoreboard span{font-size:8px;letter-spacing:1.3px}.scoreboard strong{font-size:19px}.scoreboard i{font-size:10px}.goal strong{font-size:25px}#scene{height:calc(100svh - 221px);min-height:360px;max-height:720px}.scene-heading{top:23px}.scene-heading span{font-size:8px}.scene-heading p{font-size:15px}.preview{top:83px;gap:7px;font-size:11px}.preview small{font-size:7px}.preview b{margin:0 5px}#gates{top:29%;left:1%;right:1%;gap:10px}.gate{height:135px;border-radius:44px 44px 10px 10px;gap:14px}.gate:before{inset:6px;border-radius:39px 39px 6px 6px}.gate strong{font-size:30px}.gate.long strong{font-size:19px;letter-spacing:-.8px}.gate small{font-size:7px;letter-spacing:.6px}.gate em{font-size:9px;bottom:-24px}#runner strong{font-size:43px}#runner{top:73%}#equation{font-size:13px;top:64%}.run-footer{height:46px}#save-status{font-size:8px;max-width:170px}#route-open{display:block}#route-panel{display:none}#route-panel.open{display:flex;position:fixed;inset:12svh 12px 12px;z-index:20;background:var(--white);border:1px solid var(--line);border-radius:18px;max-height:none;padding:22px;box-shadow:0 0 0 200vmax #26393250;overflow:hidden}#route-close{display:grid}.page-footer{margin-top:9px;font-size:7px}.overlay{padding:16px}#dialog{padding:25px 24px;max-height:92svh;border-radius:15px}.hero-title{font-size:43px;letter-spacing:-1.7px}.dialog-copy{font-size:12px}.eyebrow{font-size:9px;letter-spacing:2px}.hero-metrics{gap:24px}.hero-metrics strong{font-size:22px}.stage-grid{grid-template-columns:repeat(5,1fr)}.stage-tile{height:50px}.final-number{font-size:44px}}@media(max-height:510px) and (orientation:landscape){#app{padding:8px 20px}.header{height:34px}.brand img{width:28px;height:28px}.brand small{display:none}main{margin-top:5px;display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:24px}.scoreboard{height:45px}.scoreboard span{font-size:7px;margin-bottom:4px}.scoreboard strong{font-size:18px}.goal strong{font-size:23px}#scene{height:calc(100svh - 144px);min-height:210px}.scene-heading{top:8px}.scene-heading span{display:none}.scene-heading p{font-size:11px;margin:0}.preview{top:33px;font-size:10px}#gates{top:29%;left:12%;right:12%;gap:15px}.gate{height:87px;border-radius:35px 35px 7px 7px;gap:7px}.gate:before{border-radius:30px 30px 5px 5px}.gate strong{font-size:26px}.gate.long strong{font-size:18px}.gate small{font-size:6px}.gate em{bottom:-16px;font-size:7px}#runner{top:79%}#runner>span{display:none}#runner strong{font-size:29px}#runner i{margin-top:6px;width:25px;height:7px}#equation{top:70%;font-size:10px}#scene-note{display:none}.run-footer{height:30px}#route-panel{display:flex;padding-top:0;padding-left:15px;max-height:calc(100svh - 66px)}#route-open{display:none}.panel-heading h2{font-size:18px;margin:4px 0 8px}.panel-heading span{font-size:7px}.tabs{margin-bottom:6px}.tabs button{font-size:9px;padding:6px 0}.route-row{font-size:9px;min-height:29px}#rounding-note{font-size:8px;padding:5px 0;margin-top:6px}.page-footer{display:none}#dialog{max-height:92svh}.hero-title{font-size:36px;line-height:1.1}.hero-metrics{display:none}.dialog-copy{margin-bottom:15px}.eyebrow{margin-bottom:14px}.dialog-actions{margin-top:15px}.primary,.secondary{padding:11px 18px;min-height:38px}.final-number{font-size:36px}.stars{margin:12px 0}#route-panel.open{display:flex;position:static;inset:auto;z-index:auto;border:0;border-left:1px solid var(--line);border-radius:0;background:none;box-shadow:none;padding:0 0 0 15px;max-height:calc(100svh - 66px)}#route-close{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before{transition-duration:.01ms!important;animation-duration:.01ms!important}}

#scene{touch-action:none}.gate.selected:not(.faded){border-color:var(--accent);box-shadow:0 0 0 2px #49879518,0 10px 28px #223e3810}.gate.selected:after{content:"";position:absolute;bottom:-9px;left:calc(50% - 4px);width:8px;height:8px;background:var(--accent);transform:rotate(45deg)}

.overlay{background:var(--paper);backdrop-filter:none}#route-open{white-space:nowrap}

.overlay{z-index:50}