:root{--bg-dark: #0f172a;--panel-bg: rgba(30, 41, 59, .8);--text-main: #f8fafc;--gold: #fbbf24;--purple: #a855f7;--blue: #3b82f6;--green: #34d399;--red: #ef4444;--border: rgba(255, 255, 255, .15)}*{box-sizing:border-box;margin:0;padding:0;font-family:Segoe UI,system-ui,sans-serif;-webkit-user-select:none;user-select:none}body{background-color:var(--bg-dark);color:var(--text-main);overflow:hidden;background-image:radial-gradient(circle at 50% 0%,#1e1b4b,#0f172a)}.app-container{width:100vw;height:100vh;position:relative;display:flex;flex-direction:column}.screen{width:100%;height:100%;position:absolute;top:0;left:0;display:flex;flex-direction:column;padding:60px 20px 20px;z-index:10}.cloud-status{position:absolute;top:12px;left:12px;z-index:100;display:flex;align-items:center;gap:6px;font-size:12px;color:#fffc;background:#0009;padding:6px 12px;border-radius:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid var(--border)}.icon-sm{width:14px;height:14px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.asset-bar{position:absolute;top:12px;right:12px;z-index:100;display:flex;gap:10px}.asset-item{display:flex;align-items:center;gap:5px;background:var(--panel-bg);padding:6px 12px;border-radius:20px;font-size:14px;font-weight:700;border:1px solid var(--border);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.back-btn{position:absolute;top:60px;left:20px;display:flex;align-items:center;gap:5px;background:transparent;border:none;color:#fff;font-size:16px;cursor:pointer;opacity:.8;transition:.2s}.back-btn:hover{opacity:1;transform:translate(-5px)}.primary-btn{background:linear-gradient(135deg,#e2e8f0,#cbd5e1);color:#1f2937;border:none;padding:12px 40px;border-radius:30px;font-size:1.2rem;font-weight:700;cursor:pointer;transition:all .2s;box-shadow:0 4px 15px #fff3;margin-top:20px}.primary-btn:hover{transform:scale(1.05);background:#fff}.start-screen{align-items:center;justify-content:center}.title-glow{font-size:3.5rem;font-weight:900;background:linear-gradient(to right,#fbbf24,#f59e0b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 15px rgba(251,191,36,.5));margin-bottom:10px}.subtitle{font-size:1.2rem;color:#94a3b8;margin-bottom:50px;letter-spacing:2px}.menu-grid{display:flex;gap:30px}.menu-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;width:160px;height:180px;border-radius:20px;border:2px solid transparent;cursor:pointer;transition:.3s;color:#fff;gap:10px;background:var(--panel-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 10px 30px #00000080}.menu-btn span{font-size:1.2rem;font-weight:700}.menu-btn small{font-size:.8rem;opacity:.7}.menu-btn:hover{transform:translateY(-10px)}.quiz-btn:hover{border-color:var(--blue);box-shadow:0 10px 30px #3b82f64d}.gacha-btn:hover{border-color:var(--gold);box-shadow:0 10px 30px #fbbf244d}.battle-btn:hover{border-color:var(--red);box-shadow:0 10px 30px #ef44444d}.quiz-screen{align-items:center;justify-content:center}.quiz-card{background:var(--panel-bg);border:1px solid var(--border);border-radius:20px;padding:40px;width:90%;max-width:600px;text-align:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 20px 50px #00000080}.q-progress{color:var(--gold);font-weight:700;margin-bottom:20px;font-size:1.1rem}.q-text{font-size:1.5rem;margin-bottom:30px;line-height:1.4}.options-grid{display:flex;flex-direction:column;gap:15px}.option-btn{background:#ffffff0d;border:1px solid rgba(255,255,255,.2);color:#fff;padding:15px;border-radius:10px;font-size:1.1rem;cursor:pointer;transition:.2s}.option-btn:hover{background:#ffffff26;border-color:var(--gold);transform:scale(1.02)}.feedback-text{margin-top:20px;font-size:1.2rem;font-weight:700;color:var(--gold);animation:popIn .3s ease-out}@keyframes popIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.select-screen{align-items:center}.section-title{font-size:2rem;margin-bottom:40px;margin-top:20px;text-shadow:0 2px 10px rgba(0,0,0,.5)}.char-grid{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;max-width:800px}.char-card{background:var(--panel-bg);border:1px solid var(--border);border-radius:15px;padding:20px;width:180px;text-align:center;cursor:pointer;transition:.3s}.char-card:hover{transform:translateY(-5px);background:#ffffff1a;border-color:var(--gold)}.char-avatar{width:100px;height:100px;margin:0 auto 15px;border-radius:50%;border:3px solid;overflow:hidden;background:#000}.char-avatar img{width:100%;height:100%;object-fit:cover}.char-card h3{margin-bottom:5px;font-size:1.2rem}.char-card p{font-size:.9rem;color:#94a3b8}.battle-screen{justify-content:space-between;padding-bottom:40px}.battle-arena{flex:1;display:flex;flex-direction:column;justify-content:space-between;padding:20px;position:relative}.combatant{display:flex;flex-direction:column;align-items:center;gap:15px;width:100%}.boss-area{align-items:flex-end;margin-top:20px}.player-area{align-items:flex-start;margin-bottom:20px}.avatar-container{width:150px;height:150px;position:relative;border-radius:20px;overflow:hidden;border:2px solid transparent;transition:.3s}.active-turn{border-color:var(--gold);box-shadow:0 0 20px #fbbf2480;transform:scale(1.05)}.boss-img,.player-img{width:100%;height:100%;object-fit:cover}.effect-overlay{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;display:flex;justify-content:center;align-items:center;pointer-events:none;animation:flash .8s ease-out}.effect-svg{width:120%;height:120%}@keyframes flash{0%{opacity:1;transform:scale(.8)}to{opacity:0;transform:scale(1.2)}}.hp-bar-container{width:250px;background:#00000080;padding:10px;border-radius:10px;border:1px solid var(--border);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.hp-label{font-size:.9rem;font-weight:700;margin-bottom:5px;display:flex;justify-content:space-between}.hp-track{width:100%;height:12px;background:#334155;border-radius:6px;overflow:hidden}.hp-fill{height:100%;transition:width .3s ease-out}.boss-hp{background:var(--red);box-shadow:0 0 10px var(--red)}.battle-log{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#000000b3;padding:15px 30px;border-radius:30px;border:1px solid var(--gold);color:var(--gold);font-weight:700;font-size:1.1rem;text-align:center;max-width:80%;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:5}.action-panel{display:flex;justify-content:center;gap:20px;padding:20px;background:var(--panel-bg);border-radius:20px 20px 0 0;border-top:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:.3s}.action-panel.disabled{opacity:.5;pointer-events:none;filter:grayscale(1)}.action-btn{display:flex;align-items:center;gap:8px;padding:15px 25px;border-radius:15px;border:none;font-size:1.1rem;font-weight:700;cursor:pointer;transition:.2s;position:relative;color:#fff}.action-btn:disabled{opacity:.5;cursor:not-allowed}.action-btn:not(:disabled):hover{transform:translateY(-3px);filter:brightness(1.2)}.action-btn.attack{background:linear-gradient(135deg,#3b82f6,#1d4ed8)}.action-btn.skill{background:linear-gradient(135deg,#a855f7,#7e22ce)}.action-btn.item{background:linear-gradient(135deg,#10b981,#047857)}.cd-badge{position:absolute;top:-10px;right:-10px;background:var(--red);color:#fff;width:24px;height:24px;border-radius:50%;display:flex;justify-content:center;align-items:center;font-size:.8rem;font-weight:700;border:2px solid #fff}.gameover-screen{align-items:center;justify-content:center;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.victory-text{font-size:4rem;color:var(--gold);text-shadow:0 0 20px rgba(251,191,36,.8);margin-bottom:20px}.defeat-text{font-size:4rem;color:var(--red);text-shadow:0 0 20px rgba(239,68,68,.8);margin-bottom:20px}.result-desc{font-size:1.2rem;color:#cbd5e1;margin-bottom:40px}