:root{--bg-primary:#f4f6fa;--bg-secondary:#fff;--bg-card:#fff;--border-color:#1e6cfd14;--primary-color:#1e6cfd;--primary-glow:#1e6cfd33;--primary-gradient:linear-gradient(135deg, #1e6cfd 0%, #3b82f6 100%);--success:#10b981;--success-glow:#10b9811a;--error:#ef4444;--error-glow:#ef44441a;--text-primary:#0c2b5c;--text-secondary:#5e718d;--text-muted:#8c9ba5;--font-main:"Plus Jakarta Sans", -apple-system, sans-serif;--font-display:"Outfit", sans-serif;--font-mono:"Courier New", Courier, monospace;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-full:100px;--shadow-sm:0 2px 4px #00000005;--shadow-md:0 4px 12px #00000008;--shadow-lg:0 10px 30px #0000000d;--shadow-glow:0 0 20px var(--primary-glow)}[data-theme=light],[data-theme=dark]{--bg-primary:#f4f6fa;--bg-secondary:#fff;--bg-card:#fff;--border-color:#1e6cfd14;--primary-color:#1e6cfd;--primary-glow:#1e6cfd33;--primary-gradient:linear-gradient(135deg, #1e6cfd 0%, #3b82f6 100%);--text-primary:#0c2b5c;--text-secondary:#5e718d;--text-muted:#8c9ba5}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-main);line-height:1.5;transition:background-color .3s,color .3s;overflow-x:hidden}.container{flex-direction:column;max-width:1280px;min-height:100vh;margin:0 auto;padding:2rem 1.5rem;display:flex}.card{background:var(--bg-card);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:1.75rem;transition:all .3s cubic-bezier(.4,0,.2,1)}.card:hover{border-color:#ff980040;transform:translateY(-4px);box-shadow:0 12px 30px #0003,0 0 15px #ff98001a}.btn{border-radius:var(--radius-md);font-family:var(--font-main);cursor:pointer;border:none;outline:none;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.95rem;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:0 4px 14px var(--primary-glow)}.btn-primary:hover{transform:scale(1.03);box-shadow:0 6px 20px #ff980080}.btn-primary:active{transform:scale(.98)}.btn-secondary{color:var(--text-primary);background:#f1f5f9;border:1.5px solid #e2e8f0}.btn-secondary:hover{background:#e2e8f0;border-color:#1e6cfd33}.typing-box{font-family:var(--font-mono);border-radius:var(--radius-md);-webkit-user-select:none;user-select:none;letter-spacing:.5px;background:#f8fafc;border:1.5px solid #e2e8f0;padding:1.5rem;font-size:1.35rem;line-height:1.8;position:relative;overflow:hidden}.char{color:var(--text-muted);border-bottom:2px solid #0000;transition:all .1s;position:relative}.char.correct{color:var(--success);text-shadow:0 0 8px var(--success-glow)}.char.incorrect{color:#fff;background-color:var(--error);text-shadow:0 0 8px var(--error-glow);border-radius:3px}.char.current{color:var(--text-primary);border-bottom-color:var(--primary-color);animation:1s infinite alternate caretBlink}@keyframes caretBlink{0%,to{border-bottom-color:var(--primary-color)}50%{border-bottom-color:#0000}}.keyboard{border-radius:var(--radius-md);border:1px solid var(--border-color);background:#00000026;flex-direction:column;gap:6px;max-width:820px;margin:1.5rem auto 0;padding:12px;display:flex}.keyboard-row{justify-content:center;gap:6px;width:100%;display:flex}.key{background:var(--bg-secondary);border:1.5px solid var(--border-color);border-radius:var(--radius-sm);min-width:44px;height:48px;color:var(--text-secondary);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;font-size:.85rem;font-weight:700;transition:all .1s;display:flex}.key.highlight{border-color:var(--primary-color);color:var(--primary-color);background:#1e6cfd26;transform:scale(.96);box-shadow:0 0 10px #1e6cfd40}.key.space{width:280px}.key.wide{flex-grow:1}.racer-track{border-radius:var(--radius-md);border:2px solid var(--border-color);background:linear-gradient(#1b263b 0%,#0d1b2a 100%);width:100%;height:120px;margin-bottom:1.5rem;position:relative;overflow:hidden}.track-line{border-top:2px dashed #fff3;height:4px;position:absolute;top:50%;left:0;right:0}.car{z-index:2;justify-content:center;align-items:center;width:52px;height:32px;transition:left .4s cubic-bezier(.25,1,.5,1);display:flex;position:absolute;top:calc(25% - 16px)}.car-avatar{filter:drop-shadow(0 0 8px var(--primary-glow));font-size:2.2rem}.car.enemy-car{top:calc(75% - 16px)}.car.enemy-car .car-avatar{filter:drop-shadow(0 0 8px #00b0ff66)}.finish-line{background:repeating-linear-gradient(45deg,#fff,#fff 6px,#000 6px 12px);width:12px;position:absolute;top:0;bottom:0;right:40px;box-shadow:0 0 12px #fff6}.word-attack-arena{border-radius:var(--radius-md);border:2px solid var(--border-color);background:radial-gradient(circle,#1a2238 0%,#0d1220 100%);width:100%;height:450px;position:relative;overflow:hidden}.meteor{border-radius:var(--radius-full);color:#fff;font-family:var(--font-mono);white-space:nowrap;background:linear-gradient(135deg,#ef444426 0%,#ef44440d 100%);border:1px solid #ef444459;align-items:center;gap:6px;padding:6px 12px;font-size:.95rem;font-weight:700;animation:2s infinite alternate glowPulse;display:flex;position:absolute;transform:translate(-50%);box-shadow:0 0 15px #ef444433}.meteor-avatar{font-size:1.1rem}@keyframes glowPulse{0%{box-shadow:0 0 10px #ef444433}to{box-shadow:0 0 22px #ef444473}}.bubble-arena{border-radius:var(--radius-md);border:1px solid var(--border-color);background:linear-gradient(#0f172a 0%,#020617 100%);width:100%;height:400px;position:relative;overflow:hidden}.key-bubble{border:2px solid var(--primary-color);width:48px;height:48px;box-shadow:0 0 15px var(--primary-glow), inset 0 0 10px #fff3;color:#fff;cursor:pointer;background:radial-gradient(circle at 30% 30%,#ff980066 0%,#ff57221a 100%);border-radius:50%;justify-content:center;align-items:center;font-size:1.3rem;font-weight:800;animation:linear forwards floatUp;display:flex;position:absolute;transform:translate(-50%,-50%)}.grid-cols-3{grid-template-columns:repeat(3,1fr);gap:1.5rem;display:grid}@media (width<=968px){.grid-cols-3{grid-template-columns:repeat(2,1fr)}}@media (width<=640px){.grid-cols-3{grid-template-columns:1fr}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.floating{animation:4s ease-in-out infinite float}@media (width<=480px){html,body{width:100%!important;overflow-x:hidden!important}.container{width:100%!important;max-width:100%!important;padding:1rem .5rem!important;overflow-x:hidden!important}.keyboard{transform-origin:top;margin-bottom:-2.5rem;transform:scale(.85)}.word-display{font-size:1.5rem!important}}