*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Plus Jakarta Sans',sans-serif;min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0c1220 0%,#1a2744 30%,#0f3460 60%,#16213e 100%);position:relative;overflow:hidden}
body::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 20% 50%,rgba(0,115,255,0.08) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(0,200,255,0.05) 0%,transparent 50%);animation:bgShift 15s ease-in-out infinite alternate}
@keyframes bgShift{0%{transform:translate(0,0) rotate(0deg)}100%{transform:translate(-2%,-2%) rotate(3deg)}}
.login-wrapper{position:relative;z-index:1;width:100%;max-width:440px;padding:20px}
.login-card{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.08);border-radius:20px;backdrop-filter:blur(20px);box-shadow:0 25px 60px rgba(0,0,0,0.4);overflow:hidden}
.login-header{text-align:center;padding:40px 30px 20px}
.login-logo{width:70px;height:70px;background:linear-gradient(135deg,#0073ff,#00c8ff);border-radius:18px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;box-shadow:0 10px 30px rgba(0,115,255,0.3)}
.login-logo i{font-size:28px;color:white}
.login-header h1{font-size:1.6rem;font-weight:800;color:white;letter-spacing:2px}
.login-header h1 span{color:#00c8ff}
.login-header p{color:rgba(255,255,255,0.4);font-size:0.8rem;margin-top:5px;letter-spacing:1px}
.login-body{padding:20px 35px 40px}
.alert{padding:12px 16px;border-radius:10px;font-size:0.85rem;margin-bottom:20px;border:none}
.alert-danger{background:rgba(220,53,69,0.15);color:#ff6b7a}
.form-group{margin-bottom:20px}
.form-group label{display:block;color:rgba(255,255,255,0.6);font-size:0.8rem;font-weight:600;margin-bottom:8px;letter-spacing:0.5px;text-transform:uppercase}
.input-group{position:relative;display:flex;align-items:center}
.input-icon{position:absolute;left:16px;color:rgba(255,255,255,0.3);font-size:0.9rem;z-index:2}
.form-input{width:100%;padding:14px 16px 14px 46px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:12px;color:white;font-size:0.95rem;font-family:'Plus Jakarta Sans',sans-serif;transition:all 0.3s ease}
.form-input::placeholder{color:rgba(255,255,255,0.2)}
.form-input:focus{outline:none;border-color:#0073ff;background:rgba(255,255,255,0.08);box-shadow:0 0 0 3px rgba(0,115,255,0.15)}
.toggle-password{position:absolute;right:16px;background:none;border:none;color:rgba(255,255,255,0.3);cursor:pointer;z-index:2;padding:4px}
.toggle-password:hover{color:rgba(255,255,255,0.6)}
.btn-login{width:100%;padding:14px;background:linear-gradient(135deg,#0073ff,#00c8ff);border:none;border-radius:12px;color:white;font-size:1rem;font-weight:700;font-family:'Plus Jakarta Sans',sans-serif;cursor:pointer;transition:all 0.3s ease;letter-spacing:0.5px;margin-top:10px}
.btn-login:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(0,115,255,0.35)}
.btn-login:active{transform:translateY(0)}