.auth-container{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);background-image:radial-gradient(circle at 20% 80%,rgba(120,119,198,.3) 0,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,255,255,.3) 0,transparent 50%),radial-gradient(circle at 40% 40%,rgba(120,119,198,.2) 0,transparent 50%);display:flex;align-items:center;justify-content:center;padding:20px;position:relative;overflow:hidden}.auth-container:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-image:radial-gradient(circle at 25% 25%,rgba(255,255,255,.1) 0,transparent 50%),radial-gradient(circle at 75% 75%,rgba(255,255,255,.1) 0,transparent 50%);animation:float 20s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-20px) rotate(180deg)}}.auth-card{background:hsla(0,0%,100%,.25);backdrop-filter:blur(10px);border-radius:20px;border:1px solid hsla(0,0%,100%,.18);box-shadow:0 8px 32px 0 rgba(31,38,135,.37);padding:40px;width:100%;max-width:400px;position:relative;z-index:1}@media(max-width:768px){.auth-card{padding:30px 20px;margin:10px;max-width:100%}}.auth-header{text-align:center;margin-bottom:30px}.auth-header .auth-icon{width:50px;height:50px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;box-shadow:0 4px 15px rgba(0,0,0,.1)}.auth-header .auth-icon svg{width:24px;height:24px;color:#fff}.auth-header .auth-title{font-size:28px;font-weight:700;color:#2d3748;margin-bottom:10px;line-height:1.2}@media(max-width:768px){.auth-header .auth-title{font-size:24px}}.auth-header .auth-subtitle{font-size:16px;color:#4a5568;line-height:1.5;margin-bottom:0}@media(max-width:768px){.auth-header .auth-subtitle{font-size:14px}}.auth-form .form-group{margin-bottom:20px;position:relative}.auth-form .form-group .form-input{width:100%;padding:15px 20px 15px 50px;border:2px solid hsla(0,0%,100%,.3);border-radius:12px;background:hsla(0,0%,100%,.9);font-size:16px;color:#2d3748;transition:all .3s ease;outline:none}.auth-form .form-group .form-input::placeholder{color:#a0aec0}.auth-form .form-group .form-input:focus{border-color:#667eea;background:#fff;box-shadow:0 0 0 3px rgba(102,126,234,.1)}@media(max-width:768px){.auth-form .form-group .form-input{padding:12px 15px 12px 45px;font-size:14px}}.auth-form .form-group .form-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:#a0aec0;z-index:2}@media(max-width:768px){.auth-form .form-group .form-icon{left:12px;width:18px;height:18px}}.auth-form .form-group .password-toggle{position:absolute;right:15px;top:50%;transform:translateY(-50%);background:none;border:none;color:#a0aec0;cursor:pointer;padding:5px;border-radius:4px;transition:color .3s ease}.auth-form .form-group .password-toggle:hover{color:#667eea}@media(max-width:768px){.auth-form .form-group .password-toggle{right:12px}}.auth-form .forgot-password{text-align:right;margin-bottom:25px}.auth-form .forgot-password a{color:#667eea;text-decoration:none;font-size:14px;font-weight:500;transition:color .3s ease}.auth-form .forgot-password a:hover{color:#764ba2}.auth-form .auth-button{width:100%;padding:15px;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:12px;color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px rgba(102,126,234,.4)}.auth-form .auth-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(102,126,234,.6)}.auth-form .auth-button:active{transform:translateY(0)}.auth-form .auth-button:disabled{opacity:.6;cursor:not-allowed;transform:none}@media(max-width:768px){.auth-form .auth-button{padding:12px;font-size:14px}}.auth-divider{margin:30px 0;text-align:center;position:relative}.auth-divider:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent)}.auth-divider span{background:hsla(0,0%,100%,.9);padding:0 20px;color:#4a5568;font-size:14px;position:relative;z-index:1}.social-buttons{display:flex;gap:15px;margin-top:20px}@media(max-width:768px){.social-buttons{flex-direction:column;gap:10px}}.social-buttons .social-button{flex:1;padding:12px;border:2px solid hsla(0,0%,100%,.3);border-radius:12px;background:hsla(0,0%,100%,.9);cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;font-weight:500;color:#2d3748}.social-buttons .social-button:hover{background:#fff;transform:translateY(-2px);box-shadow:0 4px 15px rgba(0,0,0,.1)}.social-buttons .social-button .social-icon{width:20px;height:20px}.social-buttons .social-button.google:hover{border-color:#db4437;color:#db4437}.social-buttons .social-button.facebook:hover{border-color:#4267b2;color:#4267b2}.social-buttons .social-button.apple:hover{border-color:#000;color:#000}.auth-switch{text-align:center;margin-top:30px;font-size:14px;color:#4a5568}.auth-switch a{color:#667eea;text-decoration:none;font-weight:500;transition:color .3s ease}.auth-switch a:hover{color:#764ba2}.error-message{background:rgba(245,101,101,.1);border:1px solid rgba(245,101,101,.3);color:#e53e3e;border-radius:8px}.error-message,.success-message{padding:12px;margin-bottom:20px;font-size:14px;text-align:center}.success-message{background:rgba(56,178,172,.1);border:1px solid rgba(56,178,172,.3);color:#38b2ac;border-radius:8px}.loading{display:inline-block;width:20px;height:20px;border-radius:50%;border:2px solid hsla(0,0%,100%,.3);border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(1turn)}}