:root{--toxic-black:#0a0a0a;--toxic-yellow:gold;--toxic-neon-pink:#ff006e;--toxic-neon-purple:#8338ec;--toxic-gradient:linear-gradient(135deg,#ff006e,#8338ec,gold);--spacing-xs:.5rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem;--font-body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;--font-display:"Arial Black",sans-serif;--radius-sm:.5rem;--radius-md:1rem;--radius-lg:1.5rem;--shadow-sm:0 2px 8px #0000001a;--shadow-md:0 4px 16px #0003;--shadow-lg:0 8px 32px #0000004d;--shadow-glow:0 0 20px #ffd70066}.toxico-runner{background:var(--toxic-black);width:100%;min-height:100vh;font-family:var(--font-body);color:#fff;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.toxico-runner--dark{background:var(--toxic-black)}.toxico-runner--light{color:var(--toxic-black);background:#f0f0f0}.character-select{width:100%;max-width:1200px;padding:var(--spacing-lg);text-align:center}.character-select__container{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-lg);background:#ffffff0d}.character-select__header{margin-bottom:var(--spacing-xl)}.character-select__title{font-family:var(--font-display);background:var(--toxic-gradient);-webkit-text-fill-color:transparent;text-shadow:var(--shadow-glow);-webkit-background-clip:text;background-clip:text;margin:0;font-size:clamp(2rem,8vw,4rem)}.character-select__subtitle{color:var(--toxic-yellow);margin:var(--spacing-sm)0;font-size:1.5rem}.character-select__grid{gap:var(--spacing-md);margin-bottom:var(--spacing-xl);grid-template-columns:repeat(auto-fit,minmax(200px,1fr));display:grid}.character-card{border-radius:var(--radius-md);padding:var(--spacing-lg);cursor:pointer;background:#ffffff1a;border:3px solid #0000;transition:all .3s;position:relative;overflow:hidden}.character-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-8px)}.character-card--selected{border-color:var(--toxic-yellow);box-shadow:var(--shadow-glow);transform:scale(1.05)}.character-card__sprite{width:150px;height:150px;margin:0 auto var(--spacing-md);justify-content:center;align-items:center;display:flex}.character-card__image{-o-object-fit:contain;object-fit:contain;width:100%;height:100%;transition:transform .3s,filter .3s}.character-card--hovered .character-card__image{filter:drop-shadow(0 0 20px #ffd70099);transform:scale(1.1)}.character-card__fallback{color:var(--toxic-yellow);font-size:5rem;font-weight:700}.character-card__info{text-align:center}.character-card__name{margin:0 0 var(--spacing-xs);font-size:1.5rem;font-weight:700}.character-card__description{color:#ffffffb3;margin:0;font-size:.9rem}.character-card__selected-indicator{background:var(--toxic-yellow);width:30px;height:30px;color:var(--toxic-black);border-radius:50%;justify-content:center;align-items:center;font-size:1.2rem;font-weight:700;display:flex;position:absolute;top:10px;right:10px}.character-select__actions{margin-bottom:var(--spacing-lg)}.btn-play{background:var(--toxic-gradient);color:#fff;border-radius:var(--radius-md);cursor:pointer;box-shadow:var(--shadow-md);font-size:1.5rem;font-weight:700;font-family:var(--font-display);border:none;padding:1rem 3rem;transition:all .3s}.btn-play:hover{box-shadow:var(--shadow-glow);transform:scale(1.05)}.btn-play--disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.character-select__best-score{margin-top:var(--spacing-md);color:#fffc;font-size:1.1rem}.character-select__best-score .highlight{color:var(--toxic-yellow);font-size:1.3rem;font-weight:700}.character-select__hint{color:#fff9;font-size:.9rem;font-style:italic}.game-canvas{background:var(--toxic-black);justify-content:center;align-items:center;width:100%;height:100vh;display:flex;position:relative}.game-canvas--loading{justify-content:center;align-items:center}.loading-spinner{text-align:center;font-size:1.5rem}.game-canvas__canvas{border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);max-width:100%;max-height:100%;display:block}.game-canvas__touch-hints{pointer-events:none;justify-content:space-between;padding:0 20px;display:flex;position:absolute;bottom:20px;left:0;right:0}.touch-hint{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);color:#fff;background:#ffffff1a;border:2px solid #ffffff4d;border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;font-size:2rem;display:flex}.game-canvas__keyboard-hints{padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-sm);color:#fffc;background:#000000b3;font-size:.9rem;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}@media (max-width:768px){.game-canvas__keyboard-hints{display:none}}@media (min-width:769px){.game-canvas__touch-hints{display:none}}.game-over{width:100%;min-height:100vh;padding:var(--spacing-lg);justify-content:center;align-items:center;display:flex}.game-over__container{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-lg);width:100%;max-width:600px;padding:var(--spacing-xl);text-align:center;box-shadow:var(--shadow-lg);background:#000c}.game-over__header{margin-bottom:var(--spacing-lg)}.game-over__message{color:var(--toxic-neon-pink);margin:0 0 var(--spacing-md);font-size:2rem;font-weight:700}.game-over__new-record{background:var(--toxic-gradient);padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);display:inline-block}.game-over__new-record .trophy{margin-right:var(--spacing-xs);font-size:2rem}.game-over__character{margin:var(--spacing-lg)0;justify-content:center;align-items:center;display:flex}.game-over__character-sprite{-o-object-fit:contain;object-fit:contain;width:200px;height:200px;margin:0 auto}.game-over__stats{margin:var(--spacing-xl)0}.game-over__duration{margin-bottom:var(--spacing-lg);font-size:1.3rem}.game-over__duration .highlight{color:var(--toxic-yellow);font-size:2rem;font-weight:700}.game-over__scores{border-radius:var(--radius-md);padding:var(--spacing-lg);margin:var(--spacing-lg)0;background:#ffffff0d}.score-item{padding:var(--spacing-md)0}.score-label{color:#fff9;margin-bottom:var(--spacing-xs);font-size:.9rem;display:block}.score-value{color:var(--toxic-yellow);font-size:3rem;font-weight:700;font-family:var(--font-display);display:block}.score-unit{color:#fff9;margin-top:var(--spacing-xs);font-size:.9rem;display:block}.divider{height:2px;margin:var(--spacing-md)0;background:#fff3}.game-over__actions,.game-over__share,.game-over__external-links{margin:var(--spacing-lg)0;gap:var(--spacing-sm);flex-direction:column;display:flex}.btn{border-radius:var(--radius-sm);cursor:pointer;font-size:1rem;font-weight:700;font-family:var(--font-body);border:none;padding:1rem 2rem;transition:all .3s}.btn--primary{background:var(--toxic-yellow);color:var(--toxic-black)}.btn--secondary{color:#fff;background:#fff3}.btn--share{background:var(--toxic-neon-pink);color:#fff}.btn--success{color:#fff;background:#00c851}.btn--social{color:#fff;background:#ffffff1a}.btn--link{color:#fff;background:0 0;border:2px solid #fff}.btn:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.btn:disabled{opacity:.5;cursor:not-allowed}.game-over__footer{margin-top:var(--spacing-xl);padding-top:var(--spacing-lg);border-top:1px solid #fff3}.hashtag{color:var(--toxic-neon-pink);margin:var(--spacing-sm)0;font-size:1.5rem;font-weight:700}.credit{color:#fff9;font-size:1rem}.tutorial-overlay{z-index:9999;width:100%;height:100%;padding:var(--spacing-lg);background:#000000e6;justify-content:center;align-items:center;display:flex;position:fixed;top:0;left:0}.tutorial{background:var(--toxic-black);border:2px solid var(--toxic-yellow);border-radius:var(--radius-lg);width:100%;max-width:600px;padding:var(--spacing-xl);box-shadow:var(--shadow-lg);position:relative}.tutorial__close{color:#fff;cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:2rem;transition:all .3s;display:flex;position:absolute;top:20px;right:20px}.tutorial__close:hover{background:#ffffff1a}.tutorial__header{text-align:center;margin-bottom:var(--spacing-xl);position:relative}.tutorial__title{color:var(--toxic-yellow);font-size:2.5rem;font-weight:700;font-family:var(--font-display);margin:0}.tutorial__version{color:var(--toxic-neon-purple);opacity:.7;font-size:.875rem;font-weight:600;position:absolute;top:0;right:0}.tutorial__content{margin-bottom:var(--spacing-xl)}.tutorial__step{align-items:flex-start;gap:var(--spacing-md);margin-bottom:var(--spacing-lg);text-align:left;display:flex}.tutorial__icon{background:var(--toxic-gradient);border-radius:var(--radius-sm);flex-shrink:0;justify-content:center;align-items:center;width:60px;height:60px;font-size:1.5rem;display:flex}.tutorial__text h3{margin:0 0 var(--spacing-xs);color:var(--toxic-yellow);font-size:1.2rem}.tutorial__text p{color:#fffc;margin:0;font-size:.95rem;line-height:1.5}.tutorial__actions{text-align:center}.btn--large{padding:1.2rem 3rem;font-size:1.3rem}.tutorial__checkbox{justify-content:center;align-items:center;gap:var(--spacing-xs);margin-top:var(--spacing-md);color:#ffffffb3;cursor:pointer;font-size:.9rem;display:flex}.tutorial__checkbox input[type=checkbox]{cursor:pointer;width:18px;height:18px}.game-over__epic-stats{gap:var(--spacing-md);margin:var(--spacing-lg)0;flex-wrap:wrap;justify-content:center;display:flex}.epic-stat{border:2px solid var(--toxic-yellow);border-radius:var(--radius-md);padding:var(--spacing-md);align-items:center;gap:var(--spacing-xs);background:#ffd7001a;flex-direction:column;min-width:120px;transition:transform .2s,box-shadow .2s;display:flex}.epic-stat:hover{transform:translateY(-4px);box-shadow:0 8px 20px #ffd7004d}.epic-stat__icon{font-size:2rem}.epic-stat__label{color:#ffffffb3;text-transform:uppercase;letter-spacing:1px;font-size:.8rem}.epic-stat__value{color:var(--toxic-yellow);text-shadow:0 0 10px #ffd70080;font-size:1.8rem;font-weight:700}.game-over__epic-level{margin:var(--spacing-lg)0;padding:var(--spacing-md);background:var(--toxic-gradient);border-radius:var(--radius-md);animation:1.5s ease-in-out infinite pulse}.game-over__epic-level p{text-shadow:0 2px 10px #00000080;margin:0;font-size:1.5rem;font-weight:700}@keyframes pulse{0%,to{transform:scale(1);box-shadow:0 0 20px #ffd70080}50%{transform:scale(1.05);box-shadow:0 0 30px #ffd700cc}}@media (max-width:768px){.character-select__grid{grid-template-columns:repeat(2,1fr)}.character-select__title{font-size:2.5rem}.game-over__message{font-size:1.5rem}.score-value{font-size:2rem}.epic-stat{min-width:100px;padding:var(--spacing-sm)}.epic-stat__value{font-size:1.4rem}.game-over__epic-level p{font-size:1.2rem}.tutorial{padding:var(--spacing-lg)}.tutorial__title{font-size:2rem}.tutorial__version{font-size:.75rem}.tutorial__step{text-align:center;flex-direction:column;align-items:center}.tutorial__text{text-align:center}}@media (max-width:480px){.character-select__grid{grid-template-columns:1fr}.game-over__epic-stats{gap:var(--spacing-sm)}.epic-stat{min-width:80px}}.start-screen{background:linear-gradient(135deg,#0a0a0a 0%,#1a0a1a 50%,#0a0a0a 100%);justify-content:center;align-items:center;width:100%;min-height:100vh;display:flex;position:relative;overflow:hidden}.start-screen:before{content:"";background:radial-gradient(circle,#ffd7001a 0%,#0000 70%);width:200%;height:200%;animation:20s linear infinite rotate;position:absolute;top:-50%;left:-50%}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.start-screen__container{width:100%;max-width:600px;padding:var(--spacing-xl);text-align:center;z-index:1;position:relative}.start-screen__header{margin-bottom:var(--spacing-xl)}.start-screen__title{font-family:var(--font-display);background:var(--toxic-gradient);-webkit-text-fill-color:transparent;margin:0 0 var(--spacing-md);text-shadow:0 0 40px #ffd70080;-webkit-background-clip:text;background-clip:text;font-size:clamp(3rem,10vw,5rem);animation:2s ease-in-out infinite pulse}.start-screen__subtitle{color:#ffffffb3;letter-spacing:2px;text-transform:uppercase;margin:0;font-size:1.2rem}.start-screen__button{background:var(--toxic-gradient);border-radius:var(--radius-lg);width:100%;max-width:400px;padding:var(--spacing-xl)var(--spacing-lg);cursor:pointer;margin:var(--spacing-xl)auto;align-items:center;gap:var(--spacing-sm);border:none;flex-direction:column;transition:all .3s;display:flex;position:relative;overflow:hidden;box-shadow:0 10px 40px #ffd7004d}.start-screen__button:before{content:"";background:#ffffff4d;border-radius:50%;width:0;height:0;transition:width .6s,height .6s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.start-screen__button:hover:before{width:400px;height:400px}.start-screen__button:hover{transform:scale(1.05);box-shadow:0 15px 60px #ffd70080}.start-screen__button:active{transform:scale(.98)}.start-screen__button-icon{filter:drop-shadow(0 2px 4px #00000080);z-index:1;font-size:3rem;position:relative}.start-screen__button-text{color:var(--toxic-black);text-transform:uppercase;letter-spacing:2px;z-index:1;font-size:1.5rem;font-weight:700;font-family:var(--font-display);position:relative}.start-screen__hint{justify-content:center;align-items:center;gap:var(--spacing-sm);margin:var(--spacing-xl)0;color:#fff9;font-size:1rem;display:flex}.start-screen__hint-icon{font-size:1.5rem;animation:2s ease-in-out infinite bounce}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.start-screen__footer{margin-top:var(--spacing-xl);padding-top:var(--spacing-lg);color:#ffffff80;border-top:1px solid #ffffff1a;font-size:.9rem}@media (max-width:768px){.start-screen__title{font-size:2.5rem}.start-screen__button{padding:var(--spacing-lg)}.start-screen__button-icon{font-size:2rem}.start-screen__button-text{font-size:1.2rem}.start-screen__footer{font-size:.8rem}}.audio-control{z-index:9999;align-items:center;gap:var(--spacing-xs);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid var(--toxic-yellow);border-radius:var(--radius-md);padding:var(--spacing-sm)var(--spacing-md);cursor:pointer;box-shadow:var(--shadow-md);background:#000c;transition:all .3s;display:flex;position:fixed;top:20px;left:20px}.audio-control:hover{box-shadow:var(--shadow-glow);background:#000000f2;transform:translateY(-2px)}.audio-control__icon{font-size:1.5rem;line-height:1}.audio-control__text{color:var(--toxic-yellow);text-transform:uppercase;letter-spacing:1px;font-size:.85rem;font-weight:700}@media (max-width:768px){.audio-control{padding:var(--spacing-xs)var(--spacing-sm);top:10px;left:10px}.audio-control__icon{font-size:1.2rem}.audio-control__text{font-size:.7rem}}