:root{color-scheme:dark;--bg:#101927;--panel:#172438;--line:#2d3c50;--text:#edf3f8;--muted:#9cacc0;--gold:#ffca69;--blue:#9ed3ed}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,select,input{font:inherit}button,select{cursor:pointer}button{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:8px;padding:9px 15px;font-size:14px;font-weight:600;transition:background .16s,border-color .16s}button:hover{background:#24354c;border-color:#8298ae}button:disabled{opacity:.4;cursor:default}button:focus-visible,select:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.app{max-width:1500px;margin:auto;padding:0 36px}.masthead{display:flex;align-items:center;gap:30px;min-height:108px;border-bottom:1px solid var(--line)}.brand{color:var(--text);text-decoration:none;display:flex;align-items:center;gap:12px;font-size:12px;font-weight:800;letter-spacing:1.8px;line-height:1.3}.brand-bottom{display:block;font-size:22px;letter-spacing:3.5px}.brand-mark{font-size:48px;color:var(--gold);line-height:1}.header-note{color:var(--muted);font-size:14px;flex:1}.audio-controls{display:flex;align-items:center;gap:16px}.quiet{background:transparent}.volume-label{display:flex;flex-direction:column;gap:2px;font-size:12px;color:var(--muted)}input[type=range]{width:84px;accent-color:var(--gold)}.game-nav{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;padding:24px 0 28px}.game-tab{padding:13px 14px;text-align:left;background:transparent;position:relative;min-height:100px}.game-tab.active{background:#28364a;border-color:var(--gold)}.game-tab.active:after{content:"";position:absolute;bottom:0;left:14px;right:14px;height:3px;background:var(--gold)}.tab-num{font:11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:1px;display:block;color:var(--gold);margin-bottom:5px}.game-tab strong{display:block;font-size:15px;line-height:1.3}.tab-sub{font-size:12px;font-weight:400;color:var(--muted);display:block;margin-top:5px}.game-heading{display:flex;align-items:center;justify-content:space-between;margin:0 0 20px;gap:16px}.eyebrow,.section-label{font:11px/1.4 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:1.8px;color:var(--blue);font-weight:600}h1{font-size:32px;line-height:1.15;letter-spacing:-1px;margin:6px 0 0;font-weight:750}.tools{display:flex;gap:8px}.play-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:26px}.stage-column{min-width:0}.stage{position:relative;overflow:hidden;background:#192f46;border-radius:14px;aspect-ratio:1000/560;border:1px solid #425164;isolation:isolate}.stage canvas{display:block;width:100%;height:100%;touch-action:none}.hud{position:absolute;left:0;top:0;right:0;display:flex;justify-content:space-between;gap:8px;padding:20px 24px;pointer-events:none;color:#fff;text-shadow:0 2px 6px #10202ecc;background:linear-gradient(#10202e80,transparent)}.hud>div{display:flex;flex-direction:column}.hud>div:last-child{text-align:right}.hud span{font:10px/1.4 ui-monospace,monospace;letter-spacing:1.7px}.hud b{font:600 24px/1.2 ui-monospace,monospace;font-variant-numeric:tabular-nums}.overlay{position:absolute;inset:0;display:grid;place-items:center;padding:18px;background:#0d1a2a17}.overlay[hidden]{display:none}.overlay-card{background:#142337ed;backdrop-filter:blur(14px);border:1px solid #70869870;border-radius:16px;max-width:370px;padding:28px;text-align:center;box-shadow:0 18px 50px #0b152630}.overlay-card h2{font-size:30px;line-height:1.15;letter-spacing:-.8px;margin:13px 0}.overlay-card p{color:#c5d4e3;font-size:15px;margin:0 0 22px}.primary{background:var(--gold);color:#1b2834;border-color:var(--gold);padding:12px 23px;font-size:16px;width:100%}.primary:hover{background:#ffdc9c;color:#142337;border-color:#ffdc9c}.primary span{margin-left:16px}.overlay-card small{display:block;color:var(--muted);font-size:12px;margin-top:12px}.settings{padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.settings .section-label{color:var(--muted);font-size:11px;letter-spacing:1.3px}.field{display:block;margin-top:16px}.field>span{display:block;margin:0 0 6px;font-size:14px}.field select{width:100%;padding:9px 8px;background:#101d2e;color:var(--text);border:1px solid #405169;border-radius:6px;font-size:14px}.setting-detail{color:var(--blue);font-size:12px;margin:10px 0 0;min-height:36px}.mission{border-top:1px solid var(--line);padding-top:18px;margin-top:20px}.mission p{font-size:14px;color:#d0dce8;margin:8px 0 0}.score-guide{margin-top:20px}.score-row{display:flex;justify-content:space-between;gap:12px;font-size:13px;margin-top:7px;color:#ced9e6}.score-row b{color:var(--gold);font:500 13px ui-monospace,monospace}.best-note{color:var(--muted);font-size:12px;margin-top:22px}.control-guide{display:flex;align-items:center;flex-wrap:wrap;gap:12px 22px;margin-top:16px;font-size:13px;color:#b7c8dc}kbd{display:inline-block;min-width:24px;padding:3px 6px;margin-right:5px;border:1px solid #44556b;border-bottom:3px solid #44556b;border-radius:4px;color:#e1eaf5;font:12px ui-monospace,monospace;background:#1a293e}.toast{position:absolute;left:50%;top:23%;transform:translateX(-50%);border-radius:25px;background:#132539e8;color:var(--gold);font-weight:700;padding:7px 18px;pointer-events:none;opacity:0;transition:opacity .15s;white-space:nowrap;max-width:95%;font-size:16px}.toast.show{opacity:1}footer{display:flex;justify-content:space-between;gap:16px;color:var(--muted);font-size:12px;margin:24px 0 28px}.dot{color:var(--gold);padding:0 8px}.touch-controls{display:flex;justify-content:space-between;gap:8px;margin-top:12px;flex-wrap:wrap}.touch-cluster{display:flex;gap:6px}.touch-controls button{min-width:47px;min-height:44px;touch-action:none;user-select:none;-webkit-user-select:none;background:#213249}.touch-controls .action{background:#3c4144;color:var(--gold)}.stage:fullscreen{aspect-ratio:auto;background:#101927;border-radius:0;display:grid;place-items:center}.stage:fullscreen canvas{width:100%;height:100%;object-fit:contain}.stage:fullscreen .hud{padding:26px 40px} @media(min-width:1100px) and (pointer:fine){.touch-controls{display:none}}@media(max-width:1150px){.app{padding:0 24px}.tab-sub{display:none}.game-tab{min-height:78px;padding:10px}.game-tab strong{font-size:14px}.play-layout{grid-template-columns:minmax(0,1fr) 220px;gap:18px}.settings{padding:16px}.hud{padding:14px 18px}.hud b{font-size:21px}}@media(max-width:850px){.play-layout{grid-template-columns:1fr}.settings{display:grid;grid-template-columns:1.1fr 1fr;gap:12px 24px}.settings>.section-label{grid-column:1/-1}.settings .mission{margin:0;padding:0;border:0}.settings .score-guide{grid-column:2;grid-row:3;margin:0}.best-note{margin:0;align-self:end}.settings .field:first-child{margin-top:0}.settings #settings{grid-column:1;grid-row:2/4}.header-note{display:none}.audio-controls{margin-left:auto}.game-nav{gap:7px}.game-heading h1{font-size:28px}}@media(max-width:580px){.app{padding:0 14px}.masthead{min-height:86px;gap:12px}.brand-mark{font-size:38px}.brand{font-size:10px;gap:8px}.brand-bottom{font-size:18px}.audio-controls{gap:8px}.audio-controls button{padding:7px 9px;font-size:12px}.volume-label{font-size:10px}input[type=range]{width:55px}.game-nav{grid-template-columns:repeat(3,1fr);padding:17px 0;gap:7px}.game-tab{min-height:67px;padding:8px}.game-tab strong{font-size:13px}.tab-num{font-size:10px;letter-spacing:0}.game-heading{align-items:flex-end;margin-bottom:14px}.game-heading h1{font-size:24px}.game-heading .eyebrow{font-size:9px;letter-spacing:.8px}.tools{gap:4px;flex-wrap:wrap;justify-content:flex-end}.tools button{padding:7px 8px;font-size:12px}.stage{aspect-ratio:1.35}.stage canvas{object-fit:fill}.hud{padding:10px 12px}.hud span{font-size:8px;letter-spacing:.8px}.hud b{font-size:17px}.overlay-card{padding:19px;max-width:280px}.overlay-card h2{font-size:25px;margin:7px 0}.overlay-card .eyebrow{font-size:9px}.overlay-card p{font-size:13px;margin-bottom:12px}.overlay-card .primary{font-size:14px;padding:10px}.overlay-card small{font-size:10px;margin-top:8px}.control-guide{gap:9px 14px;font-size:12px}.settings{gap:12px 18px;padding:16px}.settings .mission p{font-size:13px}.settings .section-label{font-size:10px}.score-row{font-size:12px}.score-row b{font-size:12px}.field select{font-size:14px}footer{font-size:11px;flex-direction:column;gap:5px;margin:18px 0}.toast{font-size:13px}.touch-controls button{font-size:12px;padding:8px 12px}.settings .best-note{font-size:11px}.volume-label input{margin:0}.stage:fullscreen canvas{object-fit:contain}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}

.standalone .game-nav{display:none}.standalone .game-heading{margin-top:25px}.standalone .header-note a{color:#b8d1e4;text-decoration:none}.standalone .header-note a:hover{text-decoration:underline}.touch-controls button.held{background:#59624f;border-color:#ffca69}.settings select:disabled{opacity:.7;cursor:default}@media(max-width:580px){.standalone .game-heading{margin-top:18px}}

.stage-column:fullscreen{background:#101927;display:flex;flex-direction:column;justify-content:center;padding:12px;overflow:auto}.stage-column:fullscreen .stage{width:min(100%,calc((100dvh - 130px)*1000/560));flex-shrink:0;align-self:center;aspect-ratio:1000/560}.stage-column:fullscreen .touch-controls{display:flex;max-width:1000px;width:100%;align-self:center}.stage-column:fullscreen .control-guide{align-self:center}

.embedded .masthead{min-height:70px}.embedded .header-note{display:none}.embedded .brand-bottom{font-size:18px}.embedded .brand-mark{font-size:34px}