* { box-sizing: border-box; }

            body {
                font-family: Arial, sans-serif;
                background-color: #f4f6f8;
                display: flex;
                justify-content: center;
                align-items: center;
                min-height: 100vh;
                margin: 0;
            }

            .container {
                background: #fff;
                padding: 30px 25px;
                border-radius: 10px;
                width: 360px;
                box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            }

            h2 { text-align: center; margin-bottom: 20px; }

            label {
                display: block;
                margin-top: 12px;
                font-weight: bold;
                font-size: 14px;
            }

            input {
                width: 100%;
                padding: 9px 10px;
                margin-top: 5px;
                border-radius: 5px;
                border: 1px solid #ccc;
                font-size: 14px;
                transition: border-color .2s;
            }

            input:focus { outline: none; border-color: #007BFF; }

            /* Estilo do HUD/Checkbox LGPD */
            .lgpd-box {
                margin-top: 15px;
                display: flex;
                align-items: flex-start;
                gap: 8px;
            }
            .lgpd-box input { width: auto; margin-top: 3px; }
            .lgpd-box label { margin-top: 0; font-weight: normal; font-size: 12px; }

            .g-recaptcha {
                margin-top: 15px;
            }

            button {
                margin-top: 18px;
                width: 100%;
                padding: 11px;
                background-color: #007BFF;
                color: white;
                border: none;
                border-radius: 5px;
                cursor: pointer;
                font-size: 15px;
                transition: background .2s;
            }

            button:hover:not(:disabled) { background-color: #0056b3; }
            button:disabled { opacity: .6; cursor: not-allowed; }

            .msg {
                margin-top: 14px;
                padding: 10px 12px;
                border-radius: 5px;
                font-size: 13px;
                display: none;
            }

            .msg.erro    { background: #fdecea; color: #c0392b; display: block; }
            .msg.sucesso { background: #eafaf1; color: #1e7e34; display: block; }

            /* RESPONSIVIDADE */
            @media (max-width: 480px) {
                .container {
                    width: 90%;
                    padding: 20px 15px;
                }

                h2 {
                    font-size: 1.5em;
                }

                input {
                    padding: 8px;
                    font-size: 16px; /* Previne zoom no iOS */
                }

                button {
                    padding: 10px;
                    font-size: 14px;
                }
            }