:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink:#f7f0d6;--muted:#c8bfa4;--panel:#121715f2;--panel-strong:#202a25;--line:#f7f0d62e;--green:#4fb477;--amber:#f3b64b;--red:#e85d75;font-family:Trebuchet MS,Gill Sans,Verdana,sans-serif}*{box-sizing:border-box}html,body{width:100%;min-width:980px;min-height:100%;margin:0}#app-shell{width:100%;min-width:980px;min-height:100vh;margin:0}body .answer-review-prompt{margin-top:4px}body .answer-review-input{width:100%;min-height:44px;color:var(--ink);font:inherit;letter-spacing:.01em;background:#f7f0d614;border:1px solid #f3b64b6b;border-radius:8px;padding:10px 12px}body .answer-review-input::placeholder{color:#f7f0d66b}body .answer-review-input:focus{outline-offset:1px;background:#f7f0d61f;border-color:#f3b64bb8;outline:2px solid #f3b64b7a}body{color:var(--ink);background:radial-gradient(circle at 22% 14%,#4fb4772e,#0000 30%),linear-gradient(135deg,#0e1914 0%,#17251e 48%,#111712 100%);overflow:hidden auto}#app-shell{flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:12px;display:flex}#game-frame{aspect-ratio:16/10;background:#132119;border:1px solid #f7f0d63d;flex-direction:column;width:min(100vw - 24px,1280px);max-height:calc(100vh - 24px);display:flex;position:relative;overflow:hidden;box-shadow:0 18px 60px #0000006b}.site-footer{color:#f7f0d6b8;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 16px;width:min(100vw - 24px,1280px);padding:0 4px 4px;font-size:12px;line-height:1.4;display:flex}.site-footer p{margin:0}.site-footer a{color:#fff3cc}.site-footer a:hover,.site-footer a:focus-visible{color:var(--ink)}#game-topbar{z-index:5;background:linear-gradient(#0c1210f5,#0c1210d6);border-bottom:1px solid #f7f0d624;flex:0 0 74px;align-items:stretch;gap:12px;height:74px;padding:12px 180px 12px 12px;display:flex;position:relative;overflow:hidden}#game-surface{flex:auto;min-height:0;position:relative}#game-root,#game-root 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span{background:linear-gradient(90deg, var(--red), var(--amber), var(--green));transform-origin:0;width:100%;height:100%;transition:transform .14s ease-out;display:block;transform:scaleX(1)}#hud.base-hit{animation:.32s ease-out hud-base-hit}.settings-button{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0c1210c7}#topbar-controls{z-index:7;align-items:center;gap:8px;display:flex;position:absolute;top:12px;right:12px}.music-mute-button,.music-volume-slider{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0c1210c7;border:1px solid #f7f0d638}.music-mute-button{font-size:17px}.music-volume-slider{appearance:none;cursor:pointer;border-radius:4px;width:88px;height:32px;margin:0;padding:0 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12px;font-size:13px}.settings-field{gap:6px;display:grid}.settings-checkbox-field{grid-template-columns:auto 1fr;align-items:center}.settings-checkbox-field input{width:16px;height:16px;accent-color:var(--amber);cursor:pointer}.settings-field+.settings-field{margin-top:12px}.settings-field span{color:var(--muted);font-size:13px}.settings-select{min-height:38px;color:var(--ink);background:var(--panel-strong);font:inherit;cursor:pointer;border:1px solid #f7f0d62e;border-radius:6px;padding:0 12px}.settings-select:focus{outline-offset:1px;outline:2px solid #f3b64b7a}@keyframes hud-base-hit{0%{background:#5c0d19e0;border-color:#e85d75eb}to{border-color:var(--line);background:#0c1210b8}}.bottom-panel{z-index:6;border-top:1px solid var(--line);background:var(--panel);min-height:0;padding:8px 18px 16px;transition:transform .16s ease-out;position:absolute;bottom:0;left:0;right:0;transform:translateY(calc(100% - 48px))}.bottom-panel.is-open{transform:translateY(0)}.panel-toggle-row{align-items:center;gap:10px;padding:0 4px;display:flex}.panel-toggle{border-radius:999px}.build-popup{z-index:8;border:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#121715f7;border-radius:12px;gap:12px;min-width:300px;max-width:min(420px,100% - 24px);padding:14px;display:grid;position:absolute;box-shadow:0 18px 40px #00000061}.build-popup[hidden]{display:none}.build-popup.is-open{animation:.12s ease-out build-popup-enter}.build-popup-header{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.build-popup-head{gap:2px;display:grid}.panel-kicker{color:var(--amber);text-transform:uppercase;letter-spacing:.08em;margin:0 0 2px;font-size:12px}.build-popup-head h2{margin:0;font-size:18px;font-weight:800}.build-popup-close{flex:none}.build-popup-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.answer-popup-actions{grid-template-columns:minmax(0,1fr)}.build-popup-actions .difficulty-button{text-align:center;min-width:0}.answer-popup-actions .choice-button{text-align:left;min-width:0}.popup-definition{max-width:none;font-size:18px}.question-text{gap:8px;display:grid}.popup-example{color:var(--muted);margin:0;font-size:15px;line-height:1.35}.example-blank{width:var(--blank-width,4ch);vertical-align:-.08em;background:linear-gradient(#f3b64b29,#f3b64b08);border-bottom:2px solid #f3b64be6;border-radius:.25em .25em .1em .1em;min-width:2.5ch;height:.92em;margin:0 .14em;display:inline-block;position:relative;box-shadow:inset 0 -1px 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#000000c7}.tower-selector-marker-airstrike:before,.tower-selector-marker-airstrike:after{content:"";background:#f7f0d6d1;position:absolute}.tower-selector-marker-airstrike:before{height:2px;top:50%;left:7px;right:7px;transform:translateY(-50%)}.tower-selector-marker-airstrike:after{width:2px;top:7px;bottom:7px;left:50%;transform:translate(-50%)}.tower-selector-content{text-align:left;align-items:center;min-width:0;display:flex}.tower-selector-label{font-size:13px;font-weight:700;line-height:1.2}.choice-button{overflow-wrap:anywhere;text-align:center;flex:190px;min-width:0}.continue-button{width:100%}.icon-button:disabled,.choice-button:disabled,.primary-button:disabled,.difficulty-button:disabled{cursor:not-allowed;color:#f7f0d68f;background:#606c6573;border-color:#f7f0d624}.difficulty-button:hover,.primary-button:hover,.choice-button:hover,.icon-button:hover,.settings-select:hover{background:#2b3931;border-color:#f7f0d67a}.definition{color:#fff9e6;overflow-wrap:anywhere;max-width:980px;margin:0;font-size:clamp(16px,1.35vw,21px);line-height:1.28}.meta-line{color:var(--muted);margin:0;font-size:14px;line-height:1.35}.feedback{min-height:24px;margin:0;font-weight:800}.feedback.good{color:var(--green)}.feedback.bad{color:var(--red)}.feedback.answer-review-answer{color:var(--amber)}.game-over,.pause-overlay{z-index:7;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#090c0bbd;place-items:center;display:grid;position:absolute;inset:0}.pause-overlay{z-index:10}.game-over[hidden],.pause-overlay[hidden]{display:none}.game-over div,.pause-overlay div{border:1px solid var(--line);text-align:center;background:#161f1bf5;gap:14px;min-width:280px;padding:24px;display:grid}.game-over p,.pause-overlay p{margin:0 0 8px;font-size:26px;font-weight:900}.game-over p{color:var(--red)}.pause-overlay p{color:var(--amber)}.game-over strong{font-size:20px}.game-over .primary-button{justify-self:center}