@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');*{margin:0;padding:0;box-sizing:border-box;font-family:'Poppins',sans-serif}body{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#0f0c29,#302b63,#24243e);color:#fff;overflow:hidden}body::before,body::after{content:'';position:absolute;width:400px;height:400px;border-radius:50%;z-index:-1;filter:blur(120px);opacity:.6;animation:float 10s infinite alternate}body::before{background:#7b2cbf;top:-50px;left:-50px}body::after{background:#00b4d8;bottom:-50px;right:-50px;animation-delay:-5s}@keyframes float{0%{transform:translate(0,0)}100%{transform:translate(30px,50px)}}.login-card{position:relative;width:100%;max-width:400px;padding:50px 40px;background:rgba(255,255,255,.05);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);box-shadow:0 15px 35px rgba(0,0,0,.5);border-radius:20px;z-index:1}.login-card h2{font-size:2.2rem;margin-bottom:5px;font-weight:600;letter-spacing:1px;text-align:center}.login-card p{font-size:.9rem;color:rgba(255,255,255,.6);margin-bottom:40px;text-align:center}.input-group{position:relative;margin-bottom:25px}.input-group input{width:100%;padding:15px;background:rgba(0,0,0,.2);border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:1rem;outline:none;transition:.3s}.input-group input:focus{border-color:#00b4d8;box-shadow:0 0 15px rgba(0,180,216,.3);background:rgba(0,0,0,.4)}.input-group label{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:rgba(255,255,255,.5);pointer-events:none;transition:.3s;font-size:1rem}.input-group input:focus~label,.input-group input:not(:placeholder-shown)~label{top:-10px;left:10px;font-size:.8rem;padding:0 5px;background:#1a1a2e;color:#00b4d8;border-radius:3px}button{width:100%;padding:15px;background:linear-gradient(90deg,#00b4d8,#0077b6);border:none;border-radius:10px;color:#fff;font-size:1.1rem;font-weight:600;cursor:pointer;transition:.3s;margin-top:10px;letter-spacing:1px}button:hover{transform:translateY(-2px);box-shadow:0 5px 20px rgba(0,180,216,.5)}.error-anim{animation:shake .4s ease-in-out;border:1px solid #ff4d4d!important}@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-10px)}75%{transform:translateX(10px)}}.success-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(15,12,41,.95);backdrop-filter:blur(15px);display:flex;justify-content:center;align-items:center;flex-direction:column;z-index:1000;opacity:0;visibility:hidden;transition:all .5s ease}.success-overlay.active{opacity:1;visibility:visible}.success-content{text-align:center;transform:scale(.8);transition:transform .5s cubic-bezier(.175,.885,.32,1.275)}.success-overlay.active .success-content{transform:scale(1)}.success-icon{font-size:5rem;margin-bottom:20px;display:block;animation:popIn .6s .2s backwards}.success-content h2{font-size:3rem;margin-bottom:10px;color:#00ff88;text-shadow:0 0 20px rgba(0,255,136,.4)}.btn-container{margin-top:40px;display:flex;gap:20px;justify-content:center}.btn-retry{background:transparent;border:2px solid rgba(255,255,255,.3);width:auto;padding:12px 30px}.btn-retry:hover{background:rgba(255,255,255,.1);border-color:#fff;transform:translateY(0)}.btn-next{background:#00ff88;color:#0f0c29;width:auto;padding:12px 40px;box-shadow:0 0 20px rgba(0,255,136,.3)}.btn-next:hover{background:#00cc6a;box-shadow:0 0 30px rgba(0,255,136,.6)}@keyframes popIn{0%{transform:scale(0);opacity:0}80%{transform:scale(1.1);opacity:1}100%{transform:scale(1)}}