:root{--font-heading: "Space Grotesk", sans-serif;--font-body: "Outfit", sans-serif;--color-bg-dark: #030712;--color-bg-card: rgba(11, 15, 30, .85);--color-border-card: rgba(255, 255, 255, .08);--color-border-focus: #00f2fe;--color-primary: #00f2fe;--color-primary-glow: rgba(0, 242, 254, .4);--color-secondary: #4facfe;--color-success: #10b981;--color-success-glow: rgba(16, 185, 129, .3);--color-warning: #f59e0b;--color-warning-glow: rgba(245, 158, 11, .3);--color-text-main: #f3f4f6;--color-text-muted: #9ca3af;--shadow-neon: 0 0 15px var(--color-primary-glow);--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-body);background-color:var(--color-bg-dark);color:var(--color-text-main);overflow:hidden;height:100vh;width:100vw;-webkit-user-select:none;user-select:none}#game-canvas{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;display:block}#crosshair{position:absolute;top:50%;left:50%;width:6px;height:6px;background-color:var(--color-primary);border-radius:50%;transform:translate(-50%,-50%);pointer-events:none;z-index:10;box-shadow:0 0 8px var(--color-primary),0 0 16px var(--color-primary);display:none}#ui-container{position:absolute;top:0;left:0;width:100%;height:100%;z-index:5;pointer-events:none;display:flex;justify-content:center;align-items:center}.ui-screen{position:absolute;width:100%;height:100%;display:flex;justify-content:center;align-items:center;opacity:0;pointer-events:none;transition:opacity .4s ease,transform .4s ease;transform:scale(.98);padding:20px}.ui-screen.active{opacity:1;pointer-events:auto;transform:scale(1)}.glass-card{background:var(--color-bg-card);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--color-border-card);border-radius:20px;padding:40px;width:100%;max-width:500px;box-shadow:0 20px 50px #00000080,0 0 2px #ffffff1a inset;display:flex;flex-direction:column;gap:24px}.glass-card.wide-card{max-width:800px;padding:40px;max-height:90vh;overflow-y:auto}#setup-screen .glass-card{max-height:90vh;overflow-y:auto}.glass-card::-webkit-scrollbar{width:6px}.glass-card::-webkit-scrollbar-track{background:#ffffff05;border-radius:3px}.glass-card::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:3px}.glass-card::-webkit-scrollbar-thumb:hover{background:var(--color-primary)}.logo-text{font-family:var(--font-heading);font-size:1.8rem;font-weight:800;text-align:center;letter-spacing:2px;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-shadow:0 0 30px rgba(0,242,254,.15)}.description-text{font-size:.95rem;line-height:1.6;color:var(--color-text-muted);text-align:center}.subtitle{text-align:center;color:var(--color-text-muted);margin-top:-12px;font-size:1rem}h2{font-family:var(--font-heading);font-size:2rem;text-align:center;letter-spacing:1px}h3{font-family:var(--font-heading);font-size:1.15rem;letter-spacing:.5px}.neon-text-success{color:var(--color-success);text-shadow:0 0 15px var(--color-success-glow)}.neon-text-warning{color:var(--color-warning);text-shadow:0 0 15px var(--color-warning-glow)}.text-center{text-align:center}.form-group{display:flex;flex-direction:column;gap:8px}label{font-family:var(--font-heading);font-size:.85rem;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--color-text-main)}input[type=number]{background:#0006;border:1px solid var(--color-border-card);border-radius:8px;padding:12px 16px;font-size:1.1rem;font-family:var(--font-body);color:var(--color-text-main);outline:none;transition:var(--transition-smooth)}input[type=number]:focus{border-color:var(--color-border-focus);box-shadow:var(--shadow-neon)}.input-hint{font-size:.75rem;color:var(--color-text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-weight:700;font-size:1rem;letter-spacing:1.5px;padding:16px 32px;border-radius:8px;border:none;cursor:pointer;position:relative;overflow:hidden;transition:var(--transition-smooth);text-transform:uppercase;width:100%}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#030712}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px var(--color-primary-glow)}.btn-primary:active{transform:translateY(0)}.btn-glow{position:absolute;top:0;left:-100%;width:50%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transform:skew(-20deg);transition:.75s}.btn-primary:hover .btn-glow{left:150%}.btn-secondary{background:#ffffff0d;border:1px solid var(--color-border-card);color:var(--color-text-main)}.btn-secondary:hover{background:#ffffff1a;border-color:var(--color-text-muted);transform:translateY(-2px)}.btn-sm{padding:8px 16px;font-size:.8rem;letter-spacing:1px;border-radius:6px;width:auto}.instructions-panel{background:#ffffff05;border:1px solid rgba(255,255,255,.03);border-radius:12px;padding:20px}.instructions-panel h3{margin-bottom:12px;color:var(--color-primary);font-size:.95rem}.instructions-panel ul{list-style:none;display:flex;flex-direction:column;gap:10px}.instructions-panel li{font-size:.8rem;color:var(--color-text-muted);line-height:1.5;position:relative;padding-left:16px}.instructions-panel li:before{content:"▶";position:absolute;left:0;color:var(--color-primary);font-size:.65rem;top:3px}#hud-screen{pointer-events:none;display:flex;flex-direction:column;justify-content:space-between;padding:30px}.hud-top{display:flex;justify-content:space-between;align-items:center;width:100%;max-width:900px;pointer-events:auto;background:#030712b3;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:15px 30px;border-radius:15px;border:1px solid var(--color-border-card);gap:30px}.hud-stat{display:flex;flex-direction:column;align-items:center;min-width:100px}.hud-label{font-family:var(--font-heading);font-size:.75rem;color:var(--color-text-muted);letter-spacing:1.5px}.hud-value{font-family:var(--font-heading);font-size:1.5rem;font-weight:700;color:var(--color-primary);text-shadow:var(--shadow-neon)}.hud-progress-container{flex-grow:1;height:6px;background:#ffffff0d;border-radius:3px;overflow:hidden}#hud-progress-bar{height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-secondary));border-radius:3px;box-shadow:0 0 10px var(--color-primary);transition:width .3s ease}.hud-message{position:absolute;bottom:110px;left:50%;transform:translate(-50%);pointer-events:none;font-family:var(--font-heading);font-size:1.1rem;letter-spacing:1px;text-shadow:0 2px 4px rgba(0,0,0,.8);text-align:center;z-index:10}.hud-instruction{background:#0b0f1ebf;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);padding:8px 24px;border-radius:20px;border:1px solid rgba(255,255,255,.08);white-space:nowrap;box-shadow:0 4px 12px #0000004d}.hud-bottom{pointer-events:auto;margin-bottom:10px}.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.result-card{background:#0000004d;border:1px solid var(--color-border-card);border-radius:12px;padding:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.result-card.highlight{border-color:var(--color-primary-glow);box-shadow:inset 0 0 15px #00f2fe0d}.result-card.static-card{border-color:#ffffff0d}.result-card.static-card .result-value{color:var(--color-text-muted);text-shadow:none}.result-label{font-family:var(--font-heading);font-size:.8rem;letter-spacing:1px;color:var(--color-text-muted)}.result-value{font-family:var(--font-heading);font-size:2.8rem;font-weight:700;color:var(--color-primary);text-shadow:var(--shadow-neon)}.comparison-grid{display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:16px;background:#ffffff05;border:1px solid rgba(255,255,255,.04);border-radius:12px;padding:16px}.comparison-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}.comp-label{font-size:.75rem;color:var(--color-text-muted)}.comp-value{font-family:var(--font-heading);font-weight:700;font-size:1.15rem}#res-change-pct{color:var(--color-primary)}.batch-history-section{display:flex;flex-direction:column;gap:12px}.history-desc{font-size:.85rem;color:var(--color-text-muted)}.batch-list{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;max-height:250px;overflow-y:auto}@media (max-width: 600px){.batch-list{grid-template-columns:repeat(2,1fr)}.results-grid{grid-template-columns:1fr}.comparison-grid{grid-template-columns:1fr;gap:12px}}.batch-item{background:#ffffff05;border:1px solid rgba(255,255,255,.04);border-radius:8px;padding:12px 8px;display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;transition:var(--transition-smooth)}.batch-item:hover{background:#ffffff0d;border-color:#ffffff1a}.batch-num{font-family:var(--font-heading);font-size:.7rem;letter-spacing:.5px;color:var(--color-text-muted)}.batch-error{font-size:.95rem;font-weight:700}.batch-error.overshoot{color:#ef4444}.batch-error.undershoot{color:#3b82f6}.batch-error.perfect{color:var(--color-success)}.batch-sens{font-size:.75rem;color:var(--color-text-muted)}.actions{display:flex;gap:16px;margin-top:8px}