:root{color-scheme:light;--paper:#f1eee5;--ink:#173a43;--mint:#9ff9d9;--honey:#ffbc76;--line:#d6d9cf;--display:'Bahnschrift','Franklin Gothic Medium',sans-serif;--body:'Trebuchet MS',sans-serif}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overscroll-behavior:none}body{background:var(--paper);color:var(--ink);font-family:var(--body);overflow:hidden}button{font:inherit;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button:focus-visible{outline:3px solid #179b80;outline-offset:4px}button:disabled{opacity:.45;cursor:default}[hidden]{display:none!important}.shell{height:100dvh;min-height:320px;display:flex;flex-direction:column;padding:0 clamp(12px,2.5vw,34px);max-width:1800px;margin:auto}.masthead{height:82px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:10px}.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-size:13px;font-weight:700;letter-spacing:2px}.brand svg{width:38px;height:38px;fill:var(--ink)}.brand svg path+path{fill:var(--mint)}.brand 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65%);transition:background .2s}#shields span.empty{background:#adc9c23b}.overlay{position:absolute;inset:0;display:flex;align-items:center;padding:clamp(22px,4.8vw,78px);background:linear-gradient(90deg,#082d38ed 0%,#082d38c7 35%,#082d3800 76%);overflow:auto}.menu-card{width:min(470px,100%);color:var(--paper);position:relative}.menu-card>.eyebrow{color:var(--mint);font-size:10px}h1{font-family:var(--display);font-stretch:condensed;line-height:.93;letter-spacing:-3px;font-size:clamp(58px,7.8vw,110px);font-weight:700;margin:22px 0;position:relative;display:inline-block}h1 span{color:var(--mint)}.title-spark{position:absolute;right:-42px;top:0;font-size:48px;color:var(--honey);font-weight:normal;line-height:1}.menu-card p{font-size:15px;line-height:1.65;color:#bed1d0;margin:0 0 23px}.instructions{display:grid;gap:13px;margin:24px 0 27px;font-size:11px;color:#bbd0cb}.instructions>div{display:flex;align-items:center;gap:12px}.instructions b{color:#e7f4e8;font-weight:normal}.legend{width:16px;height:16px;flex:none}.legend.opening{border:3px solid var(--mint);border-radius:4px}.legend.prism{background:var(--mint);transform:rotate(45deg) scale(.7)}.menu-actions{display:flex;gap:10px;flex-wrap:wrap}.primary,.secondary{min-height:53px;border-radius:10px;border:0;font-size:14px;font-weight:bold;padding:14px 23px}.primary{background:var(--mint);color:#0d3539;min-width:188px;display:flex;justify-content:space-between;gap:40px;align-items:center;box-shadow:0 4px 0 #4d9f8a}.primary:hover{background:#c2ffe8}.primary:active{transform:translateY(2px);box-shadow:0 2px 0 #4d9f8a}.primary span{font-size:21px}.secondary{border:1px solid #95b3af70;background:#0a3548;color:var(--paper)}.menu-foot{display:flex;gap:18px;margin-top:25px;font-size:9px;color:#91b4b2}.menu-foot span+span:before{content:' / ';margin-right:12px;color:#638c8d}.world-caption{position:absolute;right:42px;bottom:35px;display:flex;align-items:center;gap:14px;font-size:10px;letter-spacing:2px;color:var(--mint)}.world-caption small{display:block;font-size:11px;letter-spacing:.5px;color:#bfd0cd;margin-top:8px}.caption-line{width:36px;height:1px;background:#9ff9d977}.controls{min-height:79px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:12px}.orbit-controls,.run-controls{display:flex;gap:8px}.controls button{border:1px solid #ced4c8;min-height:46px;border-radius:11px;background:#faf8f1;color:var(--ink);display:flex;align-items:center;justify-content:center;gap:16px;padding:8px 16px;font-size:11px}.controls button span{font-size:22px;line-height:1}.controls button.pressed,.controls button:active{background:var(--ink);color:var(--mint)}.controls button:disabled:active{background:#faf8f1;color:var(--ink)}.controls button b{font-weight:normal}.control-tip{font-size:10px;color:#6b7e7b;display:flex;align-items:center;gap:5px}kbd{font-family:var(--body);border:1px solid #d1d8cd;padding:3px 4px;border-radius:4px;font-size:10px;min-width:18px;text-align:center}.tip-divider{margin:0 7px;color:#95a49b}.flight-info{position:absolute;left:25px;bottom:22px;pointer-events:none;display:flex;align-items:flex-end;gap:16px;color:var(--mint)}#gate-map{position:relative;width:104px;text-align:center}#radar{display:block;width:104px;height:104px}#gate-time{font-size:8px;letter-spacing:1.4px;display:block;margin-top:-5px}.route-hint{font-size:10px;letter-spacing:.4px;display:flex;align-items:center;gap:7px;padding-bottom:7px;color:#b5d8cd}.hint-dot{width:5px;height:5px;background:var(--mint);border-radius:50%}.toast{position:absolute;top:28px;left:50%;transform:translateX(-50%);padding:9px 15px;border-radius:8px;background:#16444dee;color:var(--mint);font-size:12px;text-align:center;pointer-events:none;opacity:0;transition:opacity .25s;max-width:45%}.toast.visible{opacity:1}.result-stats{display:flex;gap:30px;border-top:1px solid #9fcabb44;border-bottom:1px solid #9fcabb44;padding:18px 0;margin:22px 0}.result-stats strong{display:block;font:30px var(--display);color:var(--mint)}.result-stats small{font-size:9px;letter-spacing:1px;color:#b8d1cb}.arena[data-mode=pause] .overlay,.arena[data-mode=lost] .overlay,.arena[data-mode=won] .overlay{background:linear-gradient(90deg,#082d38f2,#082d38cc 47%,#082d3844)}.arena:not([data-mode=menu]) h1{font-size:clamp(43px,6.7vw,82px);letter-spacing:-2px;line-height:1}.unsupported{position:absolute;inset:0;padding:35px;background:#092d38;color:var(--paper);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}body.calm *,body.calm *:before,body.calm *:after{transition:none!important;animation:none!important}
@media(min-width:1100px) and (min-height:850px){.menu-card p{font-size:17px}.instructions{font-size:12px;gap:18px;margin:32px 0}.menu-foot{font-size:10px}}
@media(max-width:720px){.shell{padding:0 10px}.masthead{height:62px}.brand{font-size:10px;letter-spacing:1px;gap:7px}.brand svg{width:30px}.brand small{font-size:6px;letter-spacing:.6px}.settings{gap:5px}.settings button{font-size:9px;padding:8px;min-height:36px}.settings .icon-btn{display:none}.arena{border-radius:18px}.hud{top:18px;left:18px;right:18px}.chapter #chapter-name{font-size:21px}.eyebrow{font-size:8px;letter-spacing:1.2px}.scoreboard strong{font-size:27px}.progress-track{width:130px}.overlay{padding:30px;background:linear-gradient(90deg,#082d38e8,#082d38b0)}h1{font-size:72px;margin:18px 0}.menu-card p{font-size:13px}.instructions{font-size:10px}.menu-foot{gap:9px;font-size:8px}.menu-foot span+span:before{margin-right:6px}.world-caption{display:none}.controls{min-height:76px;gap:7px}.controls button{min-height:51px;padding:8px 12px;gap:9px}.controls button b{font-size:10px}.orbit-controls{gap:7px;flex:1}.orbit-controls button{flex:1;max-width:145px}.control-tip{display:none}.run-controls{gap:5px}.run-controls button{padding:9px;font-size:10px}.run-controls #pause span{display:none}.flight-info{left:12px;bottom:14px;gap:8px}#gate-map,#radar{width:80px}#radar{height:80px}.route-hint{font-size:8px;max-width:130px;line-height:1.4}.toast{top:112px;max-width:85%;white-space:nowrap;font-size:10px}}
@media(max-width:390px){.brand small{display:none}.brand{font-size:9px}.settings button{font-size:8px}.overlay{padding:24px}h1{font-size:63px}.title-spark{right:-27px;font-size:34px}.menu-foot{gap:5px}.menu-foot span+span:before{margin-right:3px}.controls button b{display:none}.run-controls button{min-width:48px}.instructions{line-height:1.5}}
@media(max-height:590px) and (min-width:600px){.masthead{height:47px}.brand svg{width:28px;height:28px}.brand small{display:none}.settings button{min-height:30px;padding:5px 12px}.controls{min-height:58px}.controls button{min-height:42px}.overlay{padding:18px 35px}.menu-card{width:560px;display:grid;grid-template-columns:250px 1fr;column-gap:20px;align-items:center}.menu-card>.eyebrow{grid-column:1;align-self:end;font-size:8px}h1{grid-column:1;grid-row:2 / 4;font-size:61px;margin:12px 0}.title-spark{font-size:30px;right:-25px}.menu-card p{grid-column:2;grid-row:1 / 3;font-size:11px;margin:0}.instructions{grid-column:2;grid-row:3;font-size:9px;gap:10px;margin:12px 0}.menu-actions{grid-column:2;grid-row:4}.primary,.secondary{min-height:43px;font-size:11px;padding:10px 15px;min-width:130px}.menu-foot{grid-column:1 / 3;grid-row:5;margin-top:14px;font-size:8px}.result-stats{grid-column:2;grid-row:3;margin:10px 0;padding:8px 0;gap:20px}.result-stats strong{font-size:23px}.arena:not([data-mode=menu]) h1{font-size:53px}.world-caption{display:none}.hud{top:14px;left:20px;right:20px}.chapter #chapter-name{font-size:20px}.progress-track{margin-top:6px}.flight-info{bottom:10px;left:14px}#gate-map,#radar{width:66px}#radar{height:66px}.route-hint{font-size:8px}.scoreboard strong{font-size:25px}.toast{top:14px}.menu-actions{gap:8px}.settings .icon-btn{display:none}}
.orbit-controls button{touch-action:none}
.overlay{align-items:safe center;overflow-x:hidden}
.arena:not([data-mode=running]) .toast{display:none}
@media(max-width:599px){.result-stats{gap:16px}.result-stats strong{font-size:24px}.arena:not([data-mode=menu]) .menu-actions button{min-width:0;min-height:48px;font-size:12px;padding:12px 14px}.arena:not([data-mode=menu]) .primary{flex:1}.arena:not([data-mode=menu]) .menu-actions{flex-wrap:nowrap}}
@media(max-width:599px) and (max-height:700px){.overlay{padding:20px}.arena:not([data-mode=menu]) h1{font-size:38px;margin:12px 0}.menu-card p{font-size:11px;line-height:1.5;margin-bottom:14px}.result-stats{padding:10px 0;margin:12px 0}.result-stats strong{font-size:22px}.result-stats small{font-size:8px}.menu-foot{margin-top:16px;font-size:8px}.menu-card>.eyebrow{font-size:8px;letter-spacing:1.2px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}