:root{--color-primary:#22d3ee;--color-secondary:#a78bfa;--color-accent:#fbbf24;--color-text:#f1f5f9;--color-text-light:#94a3b8;--color-bg:#0f172a;--color-bg-alt:#1e293b;--color-bg-overlay:#0f172ad9;--color-border:#334155;--color-error:#f87171;--color-success:#4ade80;--font-family-heading:"Press Start 2P", "Courier New", monospace;--font-family-body:"Inter", "Segoe UI", system-ui, sans-serif;--font-family-mono:"JetBrains Mono", "Fira Code", "Courier New", monospace;--font-size-xs:.625rem;--font-size-sm:.75rem;--font-size-base:1rem;--font-size-lg:1.25rem;--font-size-xl:1.5rem;--font-size-2xl:2rem;--font-size-3xl:2.5rem;--font-size-4xl:3rem;--font-weight-normal:400;--font-weight-medium:500;--font-weight-bold:700;--line-height-tight:1.2;--line-height-base:1.5;--line-height-loose:1.75;--space-xs:.25rem;--space-sm:.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--space-3xl:4rem;--radius-sm:.25rem;--radius-md:.5rem;--radius-lg:1rem;--radius-full:9999px;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 12px #00000080;--shadow-lg:0 16px 32px #0009;--transition-fast:.15s ease;--transition-base:.3s ease;--transition-slow:.5s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{overscroll-behavior:none;-webkit-overflow-scrolling:touch;touch-action:manipulation;-webkit-user-select:none;user-select:none;background-color:var(--color-bg);width:100%;height:100%;color:var(--color-text);font-family:var(--font-family-body);font-size:var(--font-size-base);line-height:var(--line-height-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;position:fixed;overflow:hidden}body{padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}#root{z-index:1;pointer-events:none;width:100%;height:100%;position:relative}#game-canvas{z-index:0;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;touch-action:none;width:100%;height:100%;display:block;position:fixed;top:0;left:0}button,[role=button],.btn{min-width:44px;min-height:44px}:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;border-radius:var(--radius-sm)}:focus:not(:focus-visible){outline:none}button,a,input,select,textarea,[role=button],[tabindex]{pointer-events:auto}h1,h2,h3,h4,h5,h6{font-family:var(--font-family-heading);font-weight:var(--font-weight-bold);line-height:var(--line-height-tight)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@keyframes bird-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}.bird-preview-bob{animation:1.5s ease-in-out infinite bird-bob}@keyframes combo-pop{0%{opacity:0;transform:translate(-50%)scale(.6)}60%{opacity:1;transform:translate(-50%)scale(1.15)}to{opacity:1;transform:translate(-50%)scale(1)}}