:root{color-scheme:dark;font-family:Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100vh;background:#0a0a0a;color:#fafafa;overflow:hidden;-webkit-user-select:none;user-select:none}.game-container{position:relative;width:100vw;height:100vh;overflow:hidden}.title-screen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(180deg,#1a0a00,#2a1000 30%,#0a0a0a);z-index:100}.title-screen h1{font-size:4rem;font-weight:900;letter-spacing:.15em;text-transform:uppercase;color:#ff6b35;text-shadow:0 0 40px rgba(255,107,53,.5),0 4px 0 #8b2500;margin-bottom:.5rem}.title-screen .subtitle{font-size:1.1rem;color:#ffffff80;letter-spacing:.3em;text-transform:uppercase;margin-bottom:3rem}.title-screen .explosions-bg{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none}.title-screen .explosions-bg 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.unit-cost{font-size:.7rem;color:gold;font-weight:700}.game-canvas{position:absolute;top:0;right:0;bottom:0;left:0}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000000d9;z-index:50;gap:1.5rem}.overlay h2{font-size:3rem;font-weight:900;text-transform:uppercase;letter-spacing:.1em}.overlay.victory h2{color:gold;text-shadow:0 0 30px rgba(255,215,0,.4)}.overlay.defeat h2{color:#f44;text-shadow:0 0 30px rgba(255,68,68,.4)}.overlay .stars-display{font-size:2.5rem;letter-spacing:.3rem}.overlay .result-text{color:#fff9;font-size:1rem}.overlay .btn-row{display:flex;gap:1rem;margin-top:1rem}.placement-indicator{position:absolute;pointer-events:none;z-index:5;border:2px dashed rgba(255,107,53,.5);border-radius:50%;transform:translate(-50%,-50%);animation:pulse-ring 1s ease-in-out infinite}@keyframes pulse-ring{0%,to{opacity:.5}50%{opacity:1}}.speed-btn{padding:.4rem 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