@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.8}}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.login-container{background:linear-gradient(135deg,#667eea,#764ba2);position:relative;overflow:hidden;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-container:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 80%,rgba(120,119,198,.3) 0,transparent 50%),radial-gradient(circle at 80% 20%,hsla(0,0%,100%,.1) 0,transparent 50%),radial-gradient(circle at 40% 40%,rgba(120,119,198,.2) 0,transparent 50%);animation:pulse 4s ease-in-out infinite}.floating-shapes{position:absolute;width:100%;height:100%;overflow:hidden;pointer-events:none}.shape{position:absolute;background:hsla(0,0%,100%,.1);border-radius:50%;animation:float 6s ease-in-out infinite}.shape:first-child{width:80px;height:80px;top:10%;left:10%;animation-delay:0s}.shape:nth-child(2){width:120px;height:120px;top:70%;right:10%;animation-delay:2s}.shape:nth-child(3){width:60px;height:60px;top:30%;right:20%;animation-delay:4s}.login-card{animation:slideInUp .8s ease-out;width:100%;max-width:420px;position:relative;z-index:1}.login-header{text-align:center;margin-bottom:40px;color:#fff}.login-icon{font-size:48px;margin-bottom:16px;animation:float 3s ease-in-out infinite}.login-title{font-size:32px;font-weight:700;margin:0 0 8px;text-shadow:0 2px 4px rgba(0,0,0,.3);letter-spacing:-.5px}.login-subtitle{font-size:16px;margin:0;opacity:.9;font-weight:400}.login-form-card{background:hsla(0,0%,100%,.95);backdrop-filter:blur(20px);border-radius:24px;padding:40px;box-shadow:0 20px 40px rgba(0,0,0,.1),0 0 0 1px hsla(0,0%,100%,.2);border:1px solid hsla(0,0%,100%,.2)}.form-field-modern{position:relative;margin-bottom:24px}.form-field-modern input{width:100%;padding:16px 20px;border:2px solid hsla(0,0%,100%,.2);border-radius:12px;background:hsla(0,0%,100%,.95);font-size:16px;transition:all .3s ease;outline:none;box-sizing:border-box}.form-field-modern input:focus{border-color:#667eea;box-shadow:0 0 0 3px rgba(102,126,234,.1);transform:translateY(-2px)}.form-field-modern label{position:absolute;left:20px;top:16px;color:#64748b;font-size:16px;transition:all .3s ease;pointer-events:none;background:hsla(0,0%,100%,.95);padding:0 8px}.form-field-modern input:not(:-moz-placeholder)+label{top:-8px;font-size:12px;color:#667eea;font-weight:600}.form-field-modern input:focus+label,.form-field-modern input:not(:placeholder-shown)+label{top:-8px;font-size:12px;color:#667eea;font-weight:600}.password-toggle{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:none;border:none;color:#64748b;cursor:pointer;font-size:18px;transition:color .2s ease}.password-toggle:hover{color:#667eea}.signin-button{background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:12px;color:#fff;font-size:16px;font-weight:600;padding:16px 32px;width:100%;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.signin-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px rgba(102,126,234,.4)}.signin-button:active{transform:translateY(0)}.signin-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.checkbox-modern{display:flex;align-items:center;gap:12px;margin:20px 0}.checkbox-modern input[type=checkbox]{width:20px;height:20px;accent-color:#667eea;cursor:pointer}.checkbox-modern label{color:#64748b;font-size:14px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.error-message{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);border-radius:8px;padding:12px 16px;margin-bottom:20px;color:#dc2626;font-size:14px;display:flex;align-items:center;gap:8px;animation:slideInUp .3s ease-out}.loading-spinner{width:16px;height:16px;border:2px solid hsla(0,0%,100%,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}.login-footer{padding-top:24px;border-top:1px solid #e2e8f0;color:#64748b}.login-copyright,.login-footer{text-align:center;margin-top:32px;font-size:14px}.login-copyright{color:hsla(0,0%,100%,.8)}.forgot-link{font-size:14px;color:#667eea;text-decoration:none;font-weight:500;transition:color .2s ease}.forgot-link:hover{color:#5a67d8}.remember-section{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}