.survey-body {
            font-family: system-ui, -apple-system, sans-serif;
            margin: 0;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: rgb(249, 250, 251);
        }

        h1 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }

        .description {
            color: #666;
            max-width: 600px;
            margin: 0 auto 2rem;
        }

        .open-modal-btn {
          margin-top: 80px;
          max-width: 350px;
          padding: 16px 4px;
          width: 100%;
          color: white;
          background: linear-gradient(265.85deg, #0CA8EB 12.79%, #270197 106.04%);
          border-radius: 30px;
          transition: background 2s linear;
        }

        .open-modal-btn:hover {
            background-color: #333;
        }

        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 1000;
        }

        .modal.active {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .modal-content {
            background: white;
            padding: 2rem;
            border-radius: 0.5rem;
            width: 90%;
            max-width: 600px;
            max-height: 80vh;
            overflow-y: auto;
        }

        .modal-header {
            margin-bottom: 1.5rem;
        }

        .modal-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 0 0 0.5rem;
        }

        .modal-description {
            color: #666;
            margin: 0;
        }

        .form-step {
            display: none;
        }

        .form-step.active {
            display: block;
        }

        .form-group {
            margin-bottom: 1rem;
            text-align: left;
        }

        .form-group label {
            display: block;
        }

        .radio-group, .checkbox-group {
            display: flex;
            align-items: center;
            margin-bottom: 0.5rem;
            margin-top: 0.5rem;
        }

        .radio-group input, .checkbox-group input {
            margin-top: auto;
            margin-bottom: auto;
            margin-right: 0.5rem;
        }

        input[type="text"],
        input[type="tel"] {
            width: 100%;
            padding: 0.5rem;
            border: 1px solid #ddd;
            border-radius: 0.25rem;
            margin-bottom: 1rem;
        }

        .button-group {
            display: flex;
            justify-content: space-between;
            margin-top: 1.5rem;
        }

        .btn {
            padding: 0.5rem 1rem;
            border-radius: 0.25rem;
            cursor: pointer;
            border: none;
        }

        .btn-back {
            background-color: #666;
            color: white;
        }

        .btn-back:disabled {
            background-color: #ccc;
            cursor: not-allowed;
        }

        .btn-next,
        .btn-submit {
            background-color: #000;
            color: white;
        }

        .btn-next:hover,
        .btn-submit:hover {
            background-color: #333;
        }

        .step-indicator {
            margin-top: 1rem;
            color: #666;
            font-size: 0.875rem;
        }

        #otherBusinessField {
            display: none;
        }

        #otherBusinessField.active {
            display: block;
        }