* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Roboto;
        }

        body {
            background-color: #f3f2ef;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        .navbar {
            background: white;
            padding: 12px 0;
            box-shadow: 0 0 4px rgba(0,0,0,0.1);
        }

        .navbar-container {
            max-width: 1620px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
        }

        .navbar-logo {
            height: 34px;
            margin-right: 8px;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            text-decoration: none;
        }

        .navbar-brand-text {
            font-size: 20px;
            font-weight: 600;
            color: #0a66c2;
        }

        /* Logged-out header: sticky top like the app header. */
        body {
            padding-top: 60px;
        }
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            height: 52px;
            padding: 0;
            display: flex;
            align-items: center;
        }
        .navbar-container {
            height: 52px;
        }

        .login-container {
            max-width: 400px;
            margin: 40px auto;
            padding: 24px;
            background: white;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }

        .login-header {
            text-align: center;
            margin-bottom: 24px;
        }

        .login-header h1 {
            font-size: 32px;
            font-weight: 600;
            color: #000;
            margin-bottom: 12px;
        }

        .login-header p {
            color: #666;
            font-size: 15px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: #333;
            font-weight: 500;
        }

        .form-group input {
            width: 100%;
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 16px;
            transition: border-color 0.3s;
        }

        .form-group input:focus {
            border-color: #0a66c2;
            outline: none;
            box-shadow: 0 0 0 1px #0a66c2;
        }

        .error-message {
            color: #d64242;
            font-size: 14px;
            margin-bottom: 16px;
            text-align: center;
        }

        .btn-login {
            width: 100%;
            padding: 12px;
            background: #0a66c2;
            color: white;
            border: none;
            border-radius: 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
        }

        .btn-login:hover {
            background: #004182;
        }

        .divider {
            text-align: center;
            margin: 20px 0;
            position: relative;
        }

        .divider::before,
        .divider::after {
            content: '';
            position: absolute;
            top: 50%;
            width: 45%;
            height: 1px;
            background: #ddd;
        }

        .divider::before {
            left: 0;
        }

        .divider::after {
            right: 0;
        }

        .signup-link {
            text-align: center;
            margin-top: 24px;
        }

        .signup-link a {
            color: #0a66c2;
            text-decoration: none;
            font-weight: 600;
        }

        .signup-link a:hover {
            text-decoration: underline;
        }

        @media (max-width: 480px) {

            .login-container {
                margin: 20px;
                padding: 20px;
            }

            .login-header h1 {
                font-size: 24px;
            }
        }