:root{--bg-dark: #0f172a;--panel-bg: rgba(30, 41, 59, .8);--primary: #8b5cf6;--primary-hover: #7c3aed;--text-main: #f8fafc;--text-muted: #94a3b8}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body{font-family:"system-ui",sans-serif;background:var(--bg-dark);color:var(--text-main);overflow:hidden}.app-container{width:100vw;height:100vh;position:relative;display:flex;flex-direction:column;background:radial-gradient(circle at 50% 0%,#1e1b4b,#020617)}.cloud-badge{position:absolute;top:16px;left:16px;display:flex;align-items:center;gap:8px;font-size:14px;background:#0009;padding:8px 16px;border-radius:20px;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:100;color:#cbd5e1;box-shadow:0 4px 12px #00000080}.toast{position:absolute;top:20px;right:20px;background:#10b981;color:#fff;padding:12px 24px;border-radius:12px;font-weight:700;z-index:200;box-shadow:0 10px 25px #10b98166}.screen{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px}.primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 40px;font-size:1.2rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--primary),#d946ef);border:none;border-radius:30px;cursor:pointer;transition:all .3s;box-shadow:0 10px 20px #8b5cf666}.primary-btn:hover:not(.disabled){transform:translateY(-3px) scale(1.05);box-shadow:0 15px 30px #8b5cf699}.primary-btn.disabled{background:#475569;color:#94a3b8;cursor:not-allowed;box-shadow:none}.pulse{animation:pulseAnim 2s infinite}@keyframes pulseAnim{0%{box-shadow:0 0 #8b5cf6b3}70%{box-shadow:0 0 0 20px #8b5cf600}to{box-shadow:0 0 #8b5cf600}}.title-box h1{font-size:5rem;font-weight:900;background:linear-gradient(to right,#a855f7,#ec4899,#f59e0b);-webkit-background-clip:text;color:transparent;filter:drop-shadow(0 0 20px rgba(236,72,153,.5));margin-bottom:10px}.title-box p{font-size:1.5rem;color:var(--text-muted);letter-spacing:2px;margin-bottom:40px;text-align:center}.high-score-display{display:flex;align-items:center;gap:10px;font-size:1.5rem;font-weight:700;background:#0006;padding:15px 30px;border-radius:20px;border:1px solid rgba(251,191,36,.3);margin-bottom:50px;color:#fbbf24}.select-screen h2{font-size:2.5rem;margin-bottom:10px;text-shadow:0 2px 10px rgba(0,0,0,.5)}.select-screen .subtitle{color:var(--text-muted);margin-bottom:40px}.card-grid{display:flex;gap:30px;margin-bottom:50px;flex-wrap:wrap;justify-content:center}.hero-card{width:200px;height:300px;background:var(--panel-bg);border-radius:20px;padding:15px;cursor:pointer;border:2px solid transparent;transition:all .3s;position:relative;display:flex;flex-direction:column;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 10px 30px #0000004d}.hero-card:hover{border-color:#ffffff4d;transform:translateY(-10px)}.hero-card.selected{border-color:var(--theme-color);box-shadow:0 0 30px var(--theme-color);transform:translateY(-10px) scale(1.05)}.check-badge{position:absolute;top:-10px;right:-10px;background:#10b981;color:#fff;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 10px #00000080;z-index:10}.card-image-box{flex:1;background:#000;border-radius:12px;margin-bottom:15px;overflow:hidden;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.1)}.card-image-box img{width:100%;height:100%;object-fit:cover}.emoji-fallback{font-size:4rem}.hero-card h3{text-align:center;font-size:1.2rem;margin-bottom:10px}.card-stats{display:flex;justify-content:space-between;background:#00000080;padding:8px 12px;border-radius:10px;font-size:.9rem;color:#cbd5e1}.card-stats span{display:flex;align-items:center;gap:4px}.battle-screen{justify-content:space-between;padding:40px}.battle-header{width:100%;max-width:1000px;display:flex;justify-content:space-between;background:#00000080;padding:15px 30px;border-radius:20px;border:1px solid rgba(255,255,255,.1);font-size:1.2rem;font-weight:700}.score-info{color:#fbbf24}.arena{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1000px;flex:1;padding:40px 0}.fighter-zone{display:flex;flex-direction:column;align-items:center;gap:20px;width:300px}.stats-panel{width:100%;background:var(--panel-bg);padding:15px;border-radius:16px;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.stats-panel h4{margin-bottom:10px;font-size:1.2rem;text-align:center}.hp-bar-container{width:100%;height:16px;background:#334155;border-radius:8px;overflow:hidden;margin-bottom:8px;box-shadow:inset 0 2px 4px #00000080}.hp-bar{height:100%;transition:width .3s ease}.player-hp{background:linear-gradient(90deg,#10b981,#34d399);box-shadow:0 0 10px #10b981}.enemy-hp{background:linear-gradient(90deg,#ef4444,#f87171);box-shadow:0 0 10px #ef4444}.hp-text{text-align:right;font-size:.9rem;color:var(--text-muted);font-family:monospace}.avatar-box{width:240px;height:240px;position:relative;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);border-radius:50%}.avatar-box img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 10px 20px rgba(0,0,0,.5))}.vs-badge{font-size:3rem;font-weight:900;font-style:italic;color:#ef4444;text-shadow:0 0 20px rgba(239,68,68,.8)}.attack-slash{position:absolute;width:150px;height:150px;z-index:10;animation:slashAnim .3s ease-out forwards}@keyframes slashAnim{0%{opacity:0;transform:scale(.5) rotate(-20deg)}50%{opacity:1;transform:scale(1.2) rotate(0)}to{opacity:0;transform:scale(1.5) rotate(20deg)}}.dmg-text{position:absolute;font-size:3rem;font-weight:900;text-shadow:0 4px 10px rgba(0,0,0,.8);animation:floatDmg .8s ease-out forwards;z-index:20;pointer-events:none}.player-dmg{color:#ef4444}.enemy-dmg{color:#fbbf24}@keyframes floatDmg{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-80px) scale(1.5)}}.action-panel{display:flex;flex-direction:column;align-items:center;gap:20px;background:var(--panel-bg);padding:20px 60px;border-radius:24px;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.turn-indicator{font-size:1.2rem;font-weight:700}.attack-btn{display:flex;align-items:center;gap:10px;padding:20px 60px;font-size:1.5rem;font-weight:700;color:#fff;background:linear-gradient(to right,#ef4444,#f97316);border:none;border-radius:40px;cursor:pointer;transition:all .2s;box-shadow:0 10px 25px #ef444480}.attack-btn:hover:not(.disabled){transform:scale(1.05);box-shadow:0 15px 35px #ef4444b3}.attack-btn.disabled{background:#475569;color:#94a3b8;cursor:not-allowed;box-shadow:none}.gameover-screen{background:radial-gradient(circle at 50% 50%,#450a0a,#000)}.gameover-screen h1{font-size:5rem;color:#ef4444;text-shadow:0 0 30px rgba(239,68,68,.8);margin-bottom:30px}.final-stats{background:#00000080;padding:30px 50px;border-radius:20px;font-size:1.5rem;margin-bottom:30px;border:1px solid rgba(255,255,255,.1)}.final-stats p{margin:10px 0;display:flex;justify-content:space-between;gap:40px}.final-stats span{font-weight:700;color:#fbbf24}.new-record-badge{font-size:2rem;color:#10b981;font-weight:700;margin-bottom:40px;animation:pulseAnim 1.5s infinite}