.login-container{box-sizing:border-box;background:linear-gradient(135deg,#1e3a8a 0%,#1e40af 100%);justify-content:center;align-items:center;width:100%;height:100vh;padding:20px;display:flex}.login-card{text-align:center;background:#fff;border-radius:16px;width:100%;max-width:400px;padding:40px 30px;box-shadow:0 20px 60px #0000004d}.logo-circle{background:#1e3a8a1a;border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 20px;display:flex}.logo-icon{font-size:50px}.app-title{color:#1e3a8a;letter-spacing:1px;margin:0 0 8px;font-size:24px;font-weight:700}.app-subtitle{color:#999;margin:0 0 30px;font-size:16px}.login-form{margin-bottom:20px}.form-group{text-align:left;margin-bottom:16px}.form-group label{color:#333;margin-bottom:6px;font-size:14px;font-weight:500;display:block}.form-input{box-sizing:border-box;background-color:#f5f5f5;border:1px solid #ddd;border-radius:8px;width:100%;padding:12px 16px;font-size:14px;transition:border-color .3s}.form-input:focus{background-color:#fff;border-color:#1e3a8a;outline:none}.form-input:disabled{opacity:.6;cursor:not-allowed}.error-message{color:#dc2626;background-color:#fee2e2;border-radius:6px;margin-bottom:16px;padding:10px 12px;font-size:14px}.btn-login{color:#fff;cursor:pointer;background-color:#1e3a8a;border:none;border-radius:8px;justify-content:center;align-items:center;width:100%;height:50px;font-size:16px;font-weight:600;transition:background-color .3s;display:flex}.btn-login:hover:not(:disabled){background-color:#1e40af}.btn-login:disabled{opacity:.6;cursor:not-allowed}.spinner{border:3px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.btn-register{color:#1e3a8a;cursor:pointer;background:0 0;border:none;width:100%;padding:10px 16px;font-size:15px;transition:color .3s}.btn-register:hover{color:#1e40af;text-decoration:underline}