*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,sans-serif}
body{min-height:100vh;display:flex;justify-content:center;align-items:center;background:linear-gradient(135deg,#020617,#0f172a,#0369a1);overflow:hidden;color:white}
.background{position:absolute;width:600px;height:600px;background:#0ea5e9;border-radius:50%;filter:blur(150px);opacity:.35;animation:mover 8s infinite alternate}
@keyframes mover{0%{transform:translate(-250px,-150px)}100%{transform:translate(250px,200px)}}
.login-container{position:relative;z-index:2}
.login-card{width:390px;padding:40px;background:rgba(255,255,255,.10);border-radius:30px;border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(20px);box-shadow:0 20px 50px rgba(0,0,0,.5);text-align:center;animation:entrada 1s ease}
@keyframes entrada{from{opacity:0;transform:translateY(80px)}to{opacity:1;transform:translateY(0)}}
.logo{width:110px;height:110px;object-fit:contain;filter:drop-shadow(0 0 20px #38bdf8);animation:flotar 4s infinite ease-in-out}
@keyframes flotar{0%,100%{transform:translateY(0)}50%{transform:translateY(-15px)}}
h1{margin-top:15px;font-size:38px;color:#38bdf8;text-shadow:0 0 20px #0ea5e9}
h2{font-size:15px;font-weight:normal;color:#dbeafe;margin-top:10px}.welcome{margin:25px 0;font-size:18px}
.input-box{margin:18px 0}.input-box input{width:100%;padding:15px;border-radius:15px;border:none;outline:none;background:rgba(255,255,255,.15);color:white;font-size:16px;border:1px solid rgba(255,255,255,.25);transition:.3s}.input-box input::placeholder{color:#cbd5e1}.input-box input:focus{border-color:#38bdf8;box-shadow:0 0 15px #0ea5e9}
.options{display:flex;justify-content:space-between;font-size:13px;margin-bottom:20px}.options a{color:#38bdf8;text-decoration:none}.options a:hover{text-shadow:0 0 10px #38bdf8}
button{width:100%;padding:15px;border:none;border-radius:30px;background:#0ea5e9;color:white;font-size:17px;font-weight:bold;cursor:pointer;transition:.4s;box-shadow:0 0 20px #0ea5e9}button:hover{transform:scale(1.05);background:#38bdf8;box-shadow:0 0 35px #38bdf8}
.request{margin-top:25px;font-size:14px}.request a{color:#38bdf8;font-weight:bold;text-decoration:none}.request a:hover{text-shadow:0 0 10px #38bdf8}
@media(max-width:500px){.login-card{width:90vw;padding:30px}h1{font-size:32px}}