@font-face{font-family:Barlow Condensed;font-style:normal;font-display:swap;font-weight:500;src:url(./barlow-condensed-latin-500-normal-BgYH2mbd.woff2) format("woff2"),url(./barlow-condensed-latin-500-normal-HIEiP5Ov.woff) format("woff")}@font-face{font-family:Barlow Condensed;font-style:normal;font-display:swap;font-weight:700;src:url(./barlow-condensed-latin-700-normal-v1xN8_Wq.woff2) format("woff2"),url(./barlow-condensed-latin-700-normal-Dmwat-ge.woff) format("woff")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./ibm-plex-mono-latin-400-normal-DMJ8VG8y.woff2) format("woff2"),url(./ibm-plex-mono-latin-400-normal-CvHOgSBP.woff) format("woff")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(./ibm-plex-mono-latin-500-normal-DSY6xOcd.woff2) format("woff2"),url(./ibm-plex-mono-latin-500-normal-CB9ihrfo.woff) format("woff")}:root{font-family:IBM Plex Mono,PingFang SC,Microsoft YaHei,monospace;color:#e7efe9;background:#0b1210;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--mint: #b4f7cc;--muted: #7e9185;--line: #263b2e;--surface: #101c15}*{box-sizing:border-box}body{margin:0;min-width:320px}button,select,input{font:inherit}button,select{cursor:pointer}button{color:inherit}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--mint);outline-offset:5px}button,a,select{-webkit-tap-highlight-color:transparent}::selection{background:var(--mint);color:#11261a}.app-header{height:88px;margin:0 5%;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.brand{text-decoration:none;color:#e7efe9;display:flex;align-items:center;gap:12px;font-size:17px;font-weight:500;letter-spacing:2px}.brand img{width:38px;height:38px}.brand small{margin-left:13px;font-size:10px;font-weight:400;letter-spacing:1px;color:var(--muted)}.header-actions{display:flex;align-items:center;gap:12px}.language-picker{display:flex;align-items:center;gap:7px;margin-right:12px}.language-picker svg{width:17px;height:17px;color:var(--muted)}.language-picker select{border:0;background:#0b1210;color:#b2c5b8;font-size:11px;padding:9px 4px;max-width:145px}.icon-button{width:36px;height:36px;border:1px solid var(--line);border-radius:50%;background:transparent;display:grid;place-items:center;color:var(--muted);transition:color .2s,border-color .2s;font-size:22px}.icon-button svg{width:17px;height:17px}.icon-button.enabled{color:#b2c5b8}.icon-button:hover{color:var(--mint);border-color:var(--mint)}.game-layout{min-height:calc(100svh - 147px);display:grid;grid-template-columns:300px minmax(0,1fr);gap:28px;padding:45px 5% 24px;max-width:1750px;margin:0 auto}.game-sidebar{padding-top:18px;animation:arrive .7s both}.eyebrow{font-size:9px;color:var(--mint);letter-spacing:1.6px;text-transform:uppercase;line-height:1.7}.eyebrow>span{display:inline-block;width:24px;height:1px;background:var(--mint);margin:0 10px 3px 0}h1{font-family:Barlow Condensed,PingFang SC,sans-serif;font-size:88px;font-weight:700;line-height:.9;letter-spacing:-2px;margin:29px 0 22px}h1>span{display:block;color:var(--mint);font-size:52px;margin-top:8px;letter-spacing:-1px;line-height:1.1}h1 small{font-family:IBM Plex Mono,monospace;font-size:10px;letter-spacing:0;vertical-align:top;display:inline-block;padding:4px 6px;border:1px solid var(--line);margin:3px 0 0 10px}.intro-copy{font-size:11px;line-height:2;color:#93a79a;margin:0 0 28px;max-width:270px}.primary-button{background:var(--mint);border:0;padding:0 20px;min-height:50px;color:#183622;display:flex;justify-content:space-between;align-items:center;gap:18px;font-size:12px;font-weight:500;transition:background .2s,transform .2s}.primary-button:hover{background:#d0ffdf;transform:translateY(-2px)}.primary-button>span:last-child{font-size:20px}.start-button{width:252px}.challenge-section{max-width:252px;margin-top:30px}.section-label{font-size:9px;font-weight:400;letter-spacing:1.6px;color:var(--muted);text-transform:uppercase;line-height:1.6;margin:0}.mode-selector{display:flex;margin-top:10px;border-bottom:1px solid var(--line)}.mode-selector button{flex:1;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);font-size:11px;padding:10px 4px 12px}.mode-selector button.selected{border-color:var(--mint);color:var(--mint)}.mode-selector button:hover:not(:disabled){color:#e7efe9}.mode-description{font-size:10px;color:#8c9f91;line-height:1.7;min-height:34px;margin:11px 0}.rule-note{display:flex;align-items:center;gap:8px;color:#b3cbb9;font-size:9px;line-height:1.6}.little-dot{display:inline-block;width:5px;height:5px;flex-shrink:0;border-radius:50%;background:var(--mint);box-shadow:0 0 8px #b4f7cc33}.little-dot.dim{opacity:.45}.control-guide{width:252px;margin-top:30px}.control-line{display:flex;align-items:center;justify-content:space-between;gap:10px;color:#93a79a;font-size:9px;margin-top:10px}.keys{display:inline-flex;gap:6px;align-items:center}kbd{min-width:25px;height:25px;padding:0 5px;display:inline-grid;place-items:center;border:1px solid #344b3a;border-radius:3px;color:#b3c7b9;font-size:10px;font-family:inherit}.key-meaning{font-size:8px}.view-note{margin-top:15px;color:#748b7b;font-size:9px;line-height:1.8}.game-arena{position:relative;min-height:580px;overflow:hidden;isolation:isolate;animation:arrive .9s .1s both;background:radial-gradient(ellipse at 50% 65%,#1e3e282f,transparent 65%)}.game-arena:before{content:"";position:absolute;inset:0;z-index:-1;background-image:radial-gradient(#62836c40 .7px,transparent .7px);background-size:25px 25px;-webkit-mask-image:linear-gradient(transparent,#0008,transparent);mask-image:linear-gradient(transparent,#0008,transparent);pointer-events:none}.scene-container{position:absolute;inset:0}.game-canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}.game-canvas:active{cursor:grabbing}.game-hud{position:absolute;top:6px;left:20px;right:10px;display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none}.score-group{display:flex;gap:38px}.score-number{font-family:Barlow Condensed,sans-serif;font-size:45px;font-weight:500;line-height:1.3;font-variant-numeric:tabular-nums}.best-number{color:#8ca191}.status-group{display:flex;align-items:center;gap:8px;font-size:9px;color:var(--muted);min-height:32px}.pause-button{background:#0b1210aa;border:1px solid var(--line);color:#a4b9aa;width:31px;height:31px;margin-left:7px;pointer-events:auto;font-size:15px}.pause-button:hover:not(:disabled){color:var(--mint);border-color:var(--mint)}.camera-controls{position:absolute;top:83px;right:10px;display:flex;align-items:center;gap:8px}.camera-hint{color:#738d7a;font-size:9px;margin-right:5px}.camera-controls button{border:1px solid var(--line);background:#0e1a13bb;color:#a5bbaa;padding:7px 10px;font-size:9px;transition:border-color .2s,color .2s}.camera-controls button:hover{border-color:var(--mint);color:var(--mint)}.touch-hint{display:none}.arena-footer{position:absolute;bottom:16px;left:20px;right:10px;display:flex;justify-content:space-between;align-items:center;gap:12px;pointer-events:none;color:#799783;font-size:9px;letter-spacing:1px}.arena-footer>span:first-child{display:flex;align-items:center;gap:8px;color:#b5d6bf;text-transform:uppercase}.field-size{color:#748d7c;white-space:nowrap}.game-overlay{position:absolute;top:48%;left:50%;transform:translate(-50%,-50%);z-index:3;width:min(350px,calc(100% - 32px));background:#0e1b14ee;border:1px solid #4c7456;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:30px;text-align:center;box-shadow:0 20px 80px #0005}.overlay-symbol{color:var(--mint);font-size:26px;margin-bottom:14px}.game-overlay h2{font-size:22px;font-weight:500;line-height:1.5;margin:0 0 14px}.game-overlay p{font-size:11px;color:#99b1a0;line-height:1.9;margin:0 0 22px}.game-overlay .primary-button{width:100%}.overlay-enter-active,.overlay-leave-active{transition:opacity .2s,margin-top .2s}.overlay-enter-from,.overlay-leave-to{opacity:0;margin-top:8px}.touch-controls{display:none;grid-template-columns:repeat(3,40px);gap:5px;position:absolute;bottom:52px;right:12px}.touch-controls button{width:40px;height:40px;border:1px solid #45644d;background:#12221acc;color:var(--mint);border-radius:4px;font-size:18px;touch-action:none}.touch-controls button:first-child{grid-column:2}.touch-controls button:nth-child(2){grid-column:1}.touch-controls button:active{background:#294c34}.app-footer{margin:0 5%;height:59px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:9px;letter-spacing:1px;color:#738a7b}.app-footer b{font-weight:400;color:#a5bfad}.mint-text{color:var(--mint)}.render-error{position:absolute;top:40%;left:10%;right:10%;text-align:center;background:var(--surface);border:1px solid var(--line);padding:24px}.render-error h2{font-size:20px}.render-error p{color:var(--muted);font-size:12px;line-height:1.8}.settings-dialog{width:min(430px,calc(100% - 32px));max-height:calc(100svh - 48px);padding:30px;border:1px solid #426c4d;background:#101d15;color:#e7efe9;box-shadow:0 20px 100px #0008}.settings-dialog::backdrop{background:#040d08b3;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.settings-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:12px}.settings-top h2{font-size:25px;font-weight:500;margin:8px 0}.setting-row{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.setting-row label{font-size:12px;line-height:1.5}.setting-row small{display:block;font-size:10px;color:var(--muted);line-height:1.8;margin-top:5px}.setting-row input{accent-color:var(--mint);width:18px;height:18px;cursor:pointer;flex-shrink:0}.setting-row input:disabled{opacity:.4;cursor:default}.volume-row{display:grid;grid-template-columns:1fr auto;gap:15px;padding:20px 0;border-bottom:1px solid var(--line);font-size:11px}.volume-row span{color:var(--muted)}.volume-row input{grid-column:1 / -1;width:100%;accent-color:var(--mint)}.setting-footnote{font-size:9px;line-height:1.8;color:#c0d6bc;margin:12px 0 0}.saved-note{color:var(--muted);font-size:10px;line-height:1.8;margin:22px 0}.settings-dialog .primary-button{width:100%}@keyframes arrive{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(min-width:1500px){.game-layout{padding-top:65px}.game-arena{min-height:660px}h1{font-size:95px}}@media(max-width:1050px){.game-layout{grid-template-columns:255px minmax(0,1fr);gap:12px;padding-left:4%;padding-right:4%}.game-hud{left:5px}.score-group{gap:23px}.status-group{font-size:8px;gap:6px}.camera-hint{max-width:140px;line-height:1.8}.arena-footer{left:5px}h1{font-size:80px}}@media(pointer:coarse){.touch-controls{display:grid}.touch-hint{display:inline}.desktop-hint{display:none}}@media(max-width:700px){.app-header{height:70px}.brand{font-size:13px;letter-spacing:1px;gap:7px}.brand img{width:32px;height:32px}.brand small{display:none}.header-actions{gap:8px}.language-picker{margin-right:0;gap:3px}.language-picker svg{width:14px}.language-picker select{font-size:10px;max-width:98px}.icon-button{width:31px;height:31px}.game-layout{display:flex;flex-direction:column;gap:0;padding:24px 5% 12px;min-height:0}.game-sidebar{padding:0;display:grid;grid-template-columns:minmax(0,1fr) 145px;column-gap:16px;align-items:center}.eyebrow{font-size:8px;letter-spacing:1px}.game-sidebar>.eyebrow{grid-column:1 / -1}h1{font-size:56px;letter-spacing:-1.5px;margin:18px 0}h1>span{font-size:27px;line-height:1.3;letter-spacing:-.5px}h1 small{font-size:8px;padding:3px 5px;margin-left:5px}.intro-copy{grid-column:1;font-size:9px;line-height:1.9;margin:0;padding-right:5px}.start-button{grid-column:2;grid-row:2;width:145px;min-height:45px;font-size:10px;padding:0 14px}.challenge-section{grid-column:2;grid-row:3;margin:0;width:145px;align-self:start}.challenge-section h2,.mode-description,.rule-note,.control-guide{display:none}.mode-selector{margin-top:0}.mode-selector button{font-size:8px;padding:6px 1px 9px}.game-arena{min-height:460px;margin-top:25px}.game-hud{left:0;right:0;top:0}.score-group{gap:28px}.game-hud .section-label{font-size:8px;letter-spacing:.6px}.score-number{font-size:36px}.status-group{font-size:8px;gap:5px}.pause-button{width:29px;height:29px;margin-left:4px}.camera-controls{left:0;right:0;top:68px;justify-content:flex-end;gap:6px}.camera-hint{font-size:8px;max-width:140px;margin-right:auto}.camera-controls button{padding:6px 7px;font-size:8px}.arena-footer{left:0;right:0;font-size:8px;letter-spacing:.5px}.arena-footer>span:first-child{gap:5px}.touch-controls{display:grid;bottom:50px;right:4px}.touch-hint{display:inline}.desktop-hint{display:none}.app-footer{height:55px;font-size:8px;letter-spacing:0}.app-footer>span:last-child{display:none}.app-footer>span:nth-child(2){max-width:120px;text-align:right;line-height:1.7}}@media(max-width:360px){.game-sidebar{grid-template-columns:minmax(0,1fr) 128px;column-gap:12px}.start-button,.challenge-section{width:128px}h1{font-size:49px}h1>span{font-size:24px}.score-group{gap:16px}.status-group{max-width:110px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}