@charset "UTF-8";
:root{color-scheme:light;--paper:#f7f5ee;--ink:#282f35;--muted:#7d8587;--red:#c73530;--red-dark:#a82725;--gold:#ca993c;--line:#e4e5df;font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;font-synthesis:none}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden}body{background:var(--paper);color:var(--ink);min-width:320px;overscroll-behavior:none}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;touch-action:manipulation}button:disabled{cursor:default}button:focus-visible,a:focus-visible{outline:3px solid #cd862d;outline-offset:4px}button{transition:background .18s,transform .18s}button:active{transform:translateY(1px)}.hidden{display:none!important}.app{height:100vh;height:100dvh;min-height:400px;display:flex;flex-direction:column}.header{height:88px;flex:0 0 88px;padding:0 42px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--paper)}.brand{display:flex;gap:13px;align-items:center;text-decoration:none;color:var(--ink)}.brand-symbol{width:44px;height:44px;border-radius:14px 14px 5px 14px;display:grid;place-items:center;position:relative;background:var(--red);color:#ffdd87;font-size:26px;transform:rotate(-6deg)}.brand-symbol i{position:absolute;right:7px;top:8px;width:3px;height:3px;border-radius:50%;background:#ffdd87}.brand-symbol i:last-child{top:14px;right:5px;width:2px;height:2px}.brand-name{font-weight:900;font-size:21px;letter-spacing:.06em}.brand-name small{display:block;font-size:8px;letter-spacing:.27em;font-weight:500;color:#899091;margin-top:4px}.header-note{font-size:11px;color:#818787;letter-spacing:.14em;display:flex;align-items:center;gap:12px}.header-note>span{width:25px;height:1px;background:#b4b6ad}.header-actions{display:flex;gap:27px;align-items:center}.quiet-button{background:none;border:0;padding:10px 0;font-size:11px;color:#555e62}.quiet-button>span{margin-left:15px;color:var(--red);font-size:17px}.edition{border-left:1px solid #dcded7;padding-left:26px;font-size:8px;letter-spacing:.12em;color:#8c9393}.game{flex:1;min-height:0;display:flex;flex-direction:column;border-top:1px solid var(--line)}.hud{height:83px;flex:0 0 83px;display:flex;justify-content:space-between;align-items:center;padding:0 42px;background:#fcfbf6;border-bottom:1px solid #e1e7e5;gap:20px;z-index:2}.route{display:flex;align-items:center;gap:13px;min-width:160px;font-size:12px;font-weight:600}.route-dot{width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 0 5px #f8e9e3}.route small{display:block;font-size:7px;color:#9a9c94;font-weight:500;letter-spacing:.15em;margin-top:5px}.stats{display:flex}.stat{min-width:140px;padding:0 34px;border-left:1px solid #e5e7df}.stat:first-child{border-left:0}.stat>span{font-size:9px;letter-spacing:.1em;color:#8e9797}.stat div{margin-top:3px;display:flex;align-items:baseline;gap:8px}.stat b{font-size:27px;font-weight:600;line-height:1.2;letter-spacing:-1px;font-variant-numeric:tabular-nums}.stat small{font-size:9px;color:#a4aca5}.star-stat i{font-style:normal;color:var(--gold);margin-right:3px}.star-stat b{color:#b58329}.utilities{min-width:160px;display:flex;justify-content:flex-end;gap:9px}.utility{width:37px;height:37px;border:1px solid #e1e5df;border-radius:50%;background:transparent;color:#4f605f;font-size:16px;display:flex;align-items:center;justify-content:center;gap:3px}.utility:hover{background:#f0f1e9}.utility span{font-size:8px;color:#85918c}.utility:disabled{opacity:.3}#pauseBtn{font-size:12px}
.stage{flex:1;min-height:0;position:relative;overflow:hidden;isolation:isolate;background:linear-gradient(#9dc9d4,#e9eee3 80%,#f8edd5)}#game{display:block;width:100%;height:100%;outline:0;touch-action:none}.scene-label{position:absolute;top:27px;right:39px;display:flex;align-items:center;gap:13px;font-size:10px;letter-spacing:.2em;color:#496b75;opacity:.8;pointer-events:none}.scene-label i{height:1px;width:28px;background:#6d8f92}.scene-label small{font-size:7px;letter-spacing:.18em}.start-panel{position:absolute;top:50%;left:7.1%;transform:translateY(-50%);max-width:420px;z-index:3;padding:24px 0;pointer-events:auto}.start-panel:before{content:"";position:absolute;inset:-100px -90px -80px -130px;background:radial-gradient(ellipse,#eaf1eab0 0,#eaf1ea70 45%,transparent 72%);z-index:-1;pointer-events:none}.eyebrow{font-size:10px;letter-spacing:.17em;font-weight:500;color:#536e72;margin:0 0 23px;display:flex;align-items:center;gap:9px}.eyebrow>span{color:var(--red);font-size:14px}.start-panel h1{font-size:clamp(52px,5.3vw,83px);line-height:1.13;letter-spacing:.01em;margin:0 0 23px;font-weight:900;color:#263f47}.start-panel h1 em{font-style:normal;color:var(--red);position:relative}.title-star{position:absolute;font-size:35px;top:12px;right:-48px;font-weight:400;transform:rotate(15deg);color:#bd8d39}.intro{font-size:12px;line-height:2.05;letter-spacing:.06em;color:#668086;margin:0 0 24px}.intro strong{color:#465f64;font-weight:500}.primary{width:100%;display:flex;justify-content:space-between;align-items:center;gap:30px;padding:16px 23px;border:0;border-radius:6px;background:var(--red);color:#fff9ec;font-size:14px;font-weight:600;letter-spacing:.07em;box-shadow:0 5px 17px #ac39391e}.primary:hover{background:var(--red-dark);transform:translateY(-2px)}.primary span{font-size:24px;font-weight:400;line-height:1;color:#ffe1a6}.start-panel .primary{width:277px}.start-caption{margin-top:17px;display:flex;align-items:center;gap:8px;font-size:9px;color:#729093;letter-spacing:.04em}.start-caption>span{display:block;width:4px;height:4px;background:#b39460;border-radius:50%}.quick-controls{display:flex;gap:25px;margin-top:33px;color:#729095;font-size:9px}.quick-controls>span{display:flex;align-items:center;gap:4px}kbd{display:inline-grid;place-items:center;padding:3px 5px;min-width:19px;height:20px;font:500 8px/1.2 system-ui,sans-serif;letter-spacing:0;color:#758f93;border:1px solid #99b7b780;border-bottom-width:2px;border-radius:3px;background:#f8fbf321}.mobile-instruction{display:none}.altitude-note{position:absolute;right:41px;top:40%;display:flex;align-items:center;flex-direction:column;gap:14px;color:#6c9296;pointer-events:none}.altitude-note>span{writing-mode:vertical-rl;letter-spacing:.45em;font-size:12px}.altitude-note>i{height:47px;width:1px;background:#8faeab99}.altitude-note small{writing-mode:vertical-rl;font-size:7px;letter-spacing:.18em;margin-top:8px}.scene-bottom{position:absolute;bottom:24px;left:40px;right:40px;display:flex;justify-content:space-between;font-size:8px;letter-spacing:.18em;color:#839997;pointer-events:none}.scene-bottom span:last-child{color:#658385}.flight-tip{position:absolute;top:22px;left:50%;transform:translateX(-50%);white-space:nowrap;padding:10px 18px;background:#f9fcf3c2;border:1px solid #ffffffe0;border-radius:30px;font-size:10px;letter-spacing:.05em;color:#56757d;box-shadow:0 4px 16px #4d7e7910;display:none;pointer-events:none}.flight-tip>span{color:#bc8e39;margin-right:7px}.boost-status{position:absolute;bottom:31px;left:50%;transform:translateX(-50%);display:none;align-items:center;gap:10px;border:1px solid #ffffffac;border-radius:30px;padding:10px 16px;background:#fffaf0c9;color:#627b7d;font-size:10px}.boost-status kbd{margin-left:5px;border:0;background:#e8eee7;color:#809187;font-size:7px;height:17px}.boost-dot{width:5px;height:5px;background:#759278;border-radius:50%}.boost-status[data-ready="false"] .boost-dot{background:var(--red)}.boost-status[data-ready="false"]{color:var(--red)}
.modal{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:355px;max-width:calc(100% - 32px);padding:31px 30px 24px;border:1px solid #fffaf1;border-radius:17px;text-align:center;z-index:10;background:#fbfaf1f5;box-shadow:0 23px 100px #344c5140;backdrop-filter:blur(16px)}.modal .eyebrow{justify-content:center;letter-spacing:.06em;font-size:9px;margin:16px 0}.modal-icon{display:grid;place-items:center;width:45px;height:45px;margin:0 auto;border-radius:50%;font-size:23px;color:var(--red);background:#f6e6dd}.modal h2{font-size:29px;line-height:1.4;letter-spacing:.02em;margin:0 0 16px;font-weight:800;color:#2e4349}.modal-description{font-size:11px;line-height:1.9;color:#84908a;margin:0 0 24px}.panel-note{font-size:9px;line-height:1.8;letter-spacing:.03em;color:#97a297;margin:18px 0 0}.result-stats{display:flex;margin:0 0 24px;padding:17px 0;border-top:1px solid #e3e8dd;border-bottom:1px solid #e3e8dd}.result-stats>div{flex:1}.result-stats>div+div{border-left:1px solid #e3e8dd}.result-stats span{display:block;font-size:9px;color:#8e9b94;margin-bottom:7px}.result-stats strong{font-size:29px;letter-spacing:-.04em;font-weight:600}.result-stats small{font-size:9px;margin-left:6px;color:#85928b}.result-stats>div:last-child strong{color:#b88b30}.modal-close{position:absolute;right:13px;top:10px;border:0;background:none;color:#8b9691;font-size:25px}.help-list{margin:22px 0;text-align:left}.help-list p{display:grid;grid-template-columns:30px 1fr;gap:6px;margin:17px 0}.help-list span{grid-row:span 2;align-self:center;color:#c38f57;font-size:11px}.help-list strong{font-size:12px;font-weight:600}.help-list small{color:#85958e;font-size:10px}.help-list+.panel-note{margin-bottom:22px}.toast{position:absolute;left:50%;top:79px;transform:translateX(-50%);font-size:13px;color:#a5772b;background:#fff9e4e6;border:1px solid #fffdf5;border-radius:25px;padding:9px 20px;z-index:6;pointer-events:none;opacity:0;transition:opacity .18s}.toast.visible{opacity:1}.touch-controls{position:absolute;bottom:25px;left:20px;right:20px;display:none;justify-content:space-between;align-items:flex-end;pointer-events:none;z-index:5}.touch-controls button{pointer-events:auto;width:60px;height:57px;border:1px solid #ffffffe0;border-radius:16px;background:#f9f8f0d9;color:#526f77;box-shadow:0 4px 14px #446f7420;display:grid;place-items:center;font-size:27px;touch-action:none;user-select:none;-webkit-user-select:none}.touch-controls button[data-action="boost"]{width:68px;height:66px;background:var(--red);color:#ffe5b5;display:flex;flex-direction:column;justify-content:center;gap:0}.touch-controls small{font-size:9px;letter-spacing:.1em}.touch-controls button:active{background:#ead1a2}.game-footer{height:55px;flex:0 0 55px;display:flex;align-items:center;justify-content:space-between;gap:15px;padding:0 41px;background:var(--paper);border-top:1px solid #e7e7dc;font-size:9px;color:#8b9287}.footer-motto{display:flex;align-items:center;gap:10px;letter-spacing:.08em}.footer-motto i{font-size:20px;color:var(--red);font-style:normal}.keyboard-guide{display:flex;gap:24px}.keyboard-guide>span{display:flex;align-items:center;gap:4px;font-size:8px}.game-footer kbd{height:17px;min-width:16px;font-size:7px;color:#929c90;border-color:#d8ddd2}.footer-signature{font-size:7px;letter-spacing:.17em}.footer-signature>span{font-size:17px;color:#c88a51;margin-left:13px}
body[data-state="running"] .flight-tip,body[data-state="running"] .boost-status{display:flex}body:not([data-state="ready"]) .altitude-note{display:none}body[data-state="running"] .scene-label{opacity:.55}body[data-help="true"] .start-panel{visibility:hidden}body[data-help="true"] .flight-tip{display:none}
@media(min-width:1600px){.header,.hud{padding-left:60px;padding-right:60px}.start-panel{left:9%}.start-panel h1{font-size:86px}.intro{font-size:13px}}
@media(max-height:800px) and (min-width:761px){.header{height:72px;flex-basis:72px}.hud{height:70px;flex-basis:70px}.game-footer{height:45px;flex-basis:45px}.start-panel h1{font-size:60px;margin-bottom:17px}.eyebrow{margin-bottom:15px}.intro{font-size:11px;margin-bottom:20px}.quick-controls{margin-top:23px}.start-panel{padding:12px 0}.scene-bottom{bottom:15px}}
@media(max-width:1050px){.header,.hud{padding-left:26px;padding-right:26px}.header-note{display:none}.route,.utilities{min-width:110px}.stat{padding:0 25px;min-width:120px}.start-panel{left:6%}.start-panel h1{font-size:64px}.scene-label{right:28px}.altitude-note{right:28px}.game-footer{padding:0 26px}.footer-signature{display:none}}
@media(max-width:760px){.header{height:66px;flex-basis:66px;padding:0 19px}.brand{gap:10px}.brand-symbol{width:35px;height:35px;font-size:22px;border-radius:11px 11px 4px 11px}.brand-name{font-size:17px;letter-spacing:.03em}.brand-name small{font-size:6px;letter-spacing:.2em;margin-top:3px}.header-actions{gap:0}.edition{display:none}.quiet-button{font-size:10px}.quiet-button>span{margin-left:7px}.hud{height:73px;flex-basis:73px;padding:0 18px;gap:8px}.route{display:none}.stats{flex:1;justify-content:space-between}.stat{min-width:0;padding:0 18px;flex:1}.stat:first-child{padding-left:0}.stat>span{font-size:8px;letter-spacing:0;white-space:nowrap}.stat b{font-size:23px}.stat small{font-size:8px}.stat div{gap:4px}.utilities{min-width:0;gap:5px}.utility{width:29px;height:29px;font-size:14px}.utility span{font-size:7px}.scene-label{top:20px;right:19px;gap:7px;font-size:8px}.scene-label small{display:none}.scene-label i{width:20px}.start-panel{top:25px;left:27px;transform:none;padding:0;max-width:280px}.start-panel h1{font-size:54px;margin-bottom:14px;line-height:1.08}.start-panel:before{inset:-55px -30px -40px -80px;background:radial-gradient(ellipse,#ebf2e8bd 0,#ebf2e88c 42%,transparent 72%)}.eyebrow{font-size:8px;letter-spacing:.08em;margin-bottom:15px}.eyebrow>span{font-size:11px}.title-star{font-size:25px;right:-35px;top:9px}.intro{font-size:10px;line-height:1.95;margin-bottom:17px;letter-spacing:.01em}.start-panel .primary{width:213px;padding:13px 17px;font-size:12px}.primary span{font-size:21px}.start-caption{font-size:7px;margin-top:12px;gap:5px}.quick-controls{display:none}.mobile-instruction{display:block;font-size:8px;color:#809b9c;margin-top:15px}.altitude-note{display:none}.scene-bottom{left:20px;right:20px;bottom:18px;font-size:6px;letter-spacing:.12em}.scene-bottom span:first-child{max-width:120px}.game-footer{height:42px;flex-basis:42px;padding:0 18px;font-size:8px}.footer-motto{font-size:8px;gap:8px}.footer-motto i{font-size:16px}.keyboard-guide{display:none}.footer-signature{display:block;font-size:6px;letter-spacing:.09em}.footer-signature>span{font-size:14px;margin-left:6px}.flight-tip{top:18px;font-size:8px;letter-spacing:0;padding:9px 13px}.boost-status{bottom:109px;font-size:9px;padding:8px 13px}.boost-status kbd{display:none}.toast{top:61px;font-size:11px}body[data-state="running"] .touch-controls{display:flex}body[data-state="running"] .scene-label,body[data-state="running"] .scene-bottom{display:none}.modal{width:321px;padding:26px 25px 23px}.modal h2{font-size:26px}.modal .primary{font-size:12px;padding:14px 18px}}
@media(max-width:380px){.stat{padding:0 11px}.start-panel{left:23px;top:23px}.start-panel h1{font-size:48px}.intro{font-size:9px}.start-panel .primary{width:199px}.brand-name{font-size:16px}.header{padding:0 16px}.hud{padding:0 16px}}
@media(max-height:680px) and (max-width:760px){.header{height:57px;flex-basis:57px}.hud{height:63px;flex-basis:63px}.game-footer{height:35px;flex-basis:35px}.start-panel{top:22px}.start-panel h1{font-size:43px;margin-bottom:10px}.eyebrow{margin-bottom:10px}.intro{font-size:9px;margin-bottom:13px}.start-caption{display:none}.mobile-instruction{margin-top:11px}.modal{padding-top:19px;padding-bottom:19px}.modal-icon{width:35px;height:35px;font-size:20px}.modal h2{font-size:23px;margin-bottom:10px}.modal-description{margin-bottom:15px}.result-stats{padding:12px 0;margin-bottom:17px}.scene-bottom{bottom:12px}}
@media(max-height:480px) and (min-width:600px){.header{height:48px;flex-basis:48px}.hud{height:54px;flex-basis:54px}.game-footer{height:32px;flex-basis:32px}.start-panel{left:6%;top:50%;transform:translateY(-50%)}.start-panel h1{font-size:37px;margin-bottom:12px}.eyebrow{font-size:8px;margin-bottom:9px}.intro,.quick-controls,.mobile-instruction,.start-caption{display:none}.start-panel .primary{padding:11px 17px;width:210px}.modal{padding:15px 24px;width:360px}.modal-icon,.modal .eyebrow,.panel-note{display:none}.modal h2{font-size:21px}.modal h2 br{display:none}.modal-description{font-size:10px;margin-bottom:8px}.result-stats{margin-bottom:12px;padding:8px 0}.result-stats strong{font-size:23px}.modal .primary{padding:10px 16px}.help-list{margin:12px 0}.help-list p{margin:10px 0}.scene-bottom{bottom:10px}}
@media(pointer:coarse) and (min-width:761px){body[data-state="running"] .touch-controls{display:flex}.boost-status{bottom:108px}.keyboard-guide{display:none}.quick-controls{display:none}.mobile-instruction{display:block;color:#7d9494;font-size:9px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important}}
@supports(padding:max(0px)){.game-footer{padding-bottom:env(safe-area-inset-bottom)}.touch-controls{bottom:max(25px,env(safe-area-inset-bottom))}}
.modal{max-height:calc(100% - 24px);overflow-y:auto;overscroll-behavior:contain}