body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
            background-color: #f0f2f5;
        }

        #btn-abrir-modal {
            position: fixed;
            bottom: 30px;
            right: 30px;
            padding: 12px; 
            background-color: #3ca57d;
            color: white;
            border: none;
            border-radius: 25px;
            cursor: pointer;
            font-weight: bold;
            font-size: 16px;
            box-shadow: 0 5px 20px rgba(0, 221, 119, 0.4);
            transition: transform 0.2s;
        }

        #btn-abrir-modal:hover {
            transform: translateY(-2px);
        }
        
        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(4px);
            align-items: center;
            justify-content: center;
        }

        .modal-conteudo {
            position: relative;
            background-color: white;
            padding: 25px 35px;
            width: 90%;
            max-width: 480px;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            animation: slideIn 0.4s ease-out;
        }

        @keyframes slideIn {
            from { transform: translateY(-30px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 25px;
            color: #111;
        }

        .modal-header h2 {
            margin: 0;
            font-size: 28px;
            font-weight: 800;
            color:#3ca57d;
        }

        .fechar-modal {
            font-size: 30px;
            font-weight: normal;
            color: #888;
            cursor: pointer;
            line-height: 1;
        }

        #form-feedback {
            color: #333;
        }
        
        #form-feedback label {
            display: block;
            margin-bottom: 15px;
            font-size: 16px;
            font-weight: 500;
        }

        .rating-stars {
            display: flex;
            flex-direction: row-reverse;
            justify-content: center;
            margin-bottom: 20px;
        }

        .rating-stars input[type="radio"] {
            display: none;
        }

        .rating-stars label {
            font-size: 72px !important; 
            color: #e0e0e0; 
            cursor: pointer;
            transition: color 0.2s;
            margin: 0 5px;
            line-height: 1; 
        }

        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #3ca57d;
        }
        
        .rating-stars input[type="radio"]:checked ~ label {
            color: #3ca57d;
        }


        #form-feedback textarea {
            width: 94.5%;
            height: 110px;
            background: #f9f9f9;
            border: 1px solid #ddd;
            border-radius: 8px;
            padding: 12px;
            font-family: inherit;
            resize: none;
            margin-top: 5px;
        }

        #form-feedback textarea:focus {
            outline: none;
            border-color: #3ca57d;
        }

        .btn-enviar {
            width: 100%;
            padding: 15px;
            margin-top: 25px;
            background-color: #4bcc9b;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 18px;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.2s;
        }
        .btn-enviar:hover {
            background-color: #3ca57d;
        }