*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,#0f0f0f,#1a1a2e,#16213e);color:#fff;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;-webkit-font-smoothing:antialiased}.auth-container{position:relative;width:100%;max-width:450px;padding:20px;z-index:1}.auth-card{background:#1e1e28e6;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:20px;padding:48px 40px;box-shadow:0 20px 60px #00000080;border:1px solid rgba(255,255,255,.1)}.auth-header{text-align:center;margin-bottom:40px}.logo{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:16px}.logo-icon{width:40px;height:40px;color:#e50914}.logo h1{font-size:32px;font-weight:700;background:linear-gradient(135deg,#e50914,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{color:#fff9;font-size:14px}.auth-form{display:flex;flex-direction:column;gap:24px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:14px;font-weight:500;color:#ffffffe6}.form-group input{padding:14px 16px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:#fff;font-size:15px;transition:all .3s ease}.form-group input:focus{outline:none;border-color:#e50914;background:#ffffff14}.form-group input::placeholder{color:#ffffff4d}.form-options{display:flex;justify-content:space-between;align-items:center}.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:14px;color:#ffffffb3}.checkbox-label input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:#e50914}.btn-primary{position:relative;padding:16px;background:linear-gradient(135deg,#e50914,#ff0a1a);border:none;border-radius:10px;color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:8px}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px #e5091466}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-loader{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}.btn-text{display:inline-block}.btn-primary:disabled .btn-text{opacity:0}.error-message{padding:12px 16px;background:#dc262633;border:1px solid rgba(220,38,38,.4);border-radius:8px;color:#fca5a5;font-size:14px;text-align:center}.hidden{display:none!important}.auth-footer{margin-top:32px;text-align:center}.demo-hint{font-size:13px;color:#ffffff80}.demo-hint strong{color:#e50914;font-weight:600}.background-animation{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;overflow:hidden;pointer-events:none}.circle{position:absolute;border-radius:50%;background:radial-gradient(circle,rgba(229,9,20,.15) 0%,transparent 70%);animation:float 20s infinite ease-in-out}.circle:nth-child(1){width:300px;height:300px;top:10%;left:-10%;animation-delay:0s}.circle:nth-child(2){width:400px;height:400px;top:60%;right:-15%;animation-delay:7s}.circle:nth-child(3){width:250px;height:250px;bottom:10%;left:50%;animation-delay:14s}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-30px) scale(1.1)}66%{transform:translate(-20px,20px) scale(.9)}}@media (max-width: 480px){.auth-card{padding:32px 24px}.logo h1{font-size:28px}}