body{margin:0;font-family:system-ui,-apple-system,sans-serif;background:linear-gradient(135deg,#6c5ce7,#a29bfe);color:#fff;display:flex;justify-content:center;align-items:center;height:100vh}.app .card{background:#ffffff1a;backdrop-filter:blur(10px);border-radius:20px;padding:2rem;text-align:center;box-shadow:0 4px 30px #0000001a;width:300px}.app h1{margin:0 0 10px;font-size:2rem;color:#fff}.subtitle{font-size:1rem;opacity:.85;margin-bottom:1.5rem}.quest-box{background:#fff3;border-radius:12px;padding:1rem;margin-bottom:1.5rem}.quest-text{font-weight:500;font-size:1rem}.btn{background-color:#fff;color:#6c5ce7;border:none;padding:.75rem 1.5rem;border-radius:12px;font-size:1rem;font-weight:700;cursor:pointer;transition:transform .2s ease,background .3s ease}.btn:hover{background:#eaeaea;transform:translateY(-2px)}