body {
    font-family: 'Arial', sans-serif;
    background-color: #f0f8ff; /* Light Blue Background */
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
}

.container {
    background-color: #fff; /* White Container */
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    width: 80%;
    max-width: 800px;
}

h1 {
    color: #4682B4; /* Steel Blue */
    text-align: center;
    margin-bottom: 20px;
    font-size: 2.2em; /* Aumentei o tamanho da fonte */
}

/* Barra de progresso */
#progress-container {
    margin-bottom: 15px;
}

#progress-bar {
    width: 100%;
    height: 10px;
    background-color: #e0e0e0;
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 5px;
}

#progress-fill {
    height: 100%;
    background-color: #4682B4;
    width: 0%;
    transition: width 0.3s ease;
}

#progress-text {
    text-align: center;
    font-size: 0.9em;
    color: #696969;
}

/* Filtro de categorias */
#category-filter {
    margin-bottom: 20px;
    text-align: center;
}

#category-select {
    padding: 8px;
    border-radius: 5px;
    border: 1px solid #ccc;
    background-color: #f9f9f9;
    font-size: 1em;
    color: #333;
    width: 100%;
    max-width: 300px;
}

#timer {
    font-size: 1.4em; /* Aumentei o tamanho da fonte */
    color: #696969; /* Dim Gray */
    margin-bottom: 20px;
    text-align: center;
}

#question-container {
    margin-bottom: 20px;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 8px;
    border-left: 4px solid #4682B4;
}

#question-container h2 {
    color: #5F9EA0; /* Cadet Blue */
    margin-bottom: 10px;
}

#question-container p {
    font-size: 1.1em;
    line-height: 1.5;
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 12px; /* Aumentei o espaçamento */
    font-size: 1.1em; /* Aumentei o tamanho da fonte */
    padding: 10px;
    border-radius: 5px;
    transition: background-color 0.2s ease;
    cursor: pointer;
}

label:hover {
    background-color: #f0f0f0;
}

input[type="radio"] {
    margin-right: 10px;
}

/* Estilo para opção selecionada */
input[type="radio"]:checked + span {
    font-weight: bold;
    color: #4682B4;
}

#navigation-buttons {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

button {
    padding: 12px 20px;
    background-color: #4682B4; /* Steel Blue */
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-size: 1.1em; /* Aumentei o tamanho da fonte */
    flex: 1;
    min-width: 150px;
}

button:hover {
    background-color: #2E5984; /* Darker Steel Blue */
}

button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

#finish-button {
    background-color: #5cb85c; /* Verde */
}

#finish-button:hover {
    background-color: #4cae4c;
}

#restart-button {
    background-color: #f0ad4e; /* Amarelo */
}

#restart-button:hover {
    background-color: #eea236;
}

#result-container {
    margin-top: 20px;
    padding: 20px;
    background-color: #f0f8ff; /* Light Blue */
    border-radius: 5px;
}

#result-container h2 {
    color: #4682B4; /* Steel Blue */
    text-align: center;
    margin-bottom: 15px;
    font-size: 1.8em; /* Aumentei o tamanho da fonte */
}

#result-container p {
    margin-bottom: 10px;
    font-size: 1.1em; /* Aumentei o tamanho da fonte */
}

#result-container .score {
    font-size: 1.5em;
    text-align: center;
    margin: 20px 0;
    padding: 15px;
    background-color: #e8f4f8;
    border-radius: 8px;
}

#result-container .score span {
    font-weight: bold;
    color: #4682B4;
}

.qrcode-container {
    text-align: center;
    margin-top: 20px;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 8px;
}

.qrcode {
    width: 160px; /* Aumentei o tamanho do QR Code */
    border-radius: 5px;
    margin-bottom: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.qrcode-container p {
    font-size: 1em; /* Aumentei o tamanho da fonte */
    color: #696969; /* Dim Gray */
}

/* Estilo para o contêiner de anúncios */
.ad-space {
    margin-top: 30px;
    width: 100%;
    min-height: 90px;
    text-align: center;
    overflow: hidden;
    background-color: #f9f9f9;
    border-radius: 5px;
    padding: 10px 0;
}

/* Estilo para o contato do desenvolvedor */
.developer-contact {
    text-align: center;
    margin-top: 25px;
    padding-top: 15px;
    border-top: 1px solid #e0e0e0;
    font-size: 0.9em;
    color: #777;
}

.developer-contact a {
    color: #4682B4;
    text-decoration: none;
    transition: color 0.3s ease;
}

.developer-contact a:hover {
    color: #2E5984;
    text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        width: 95%;
        padding: 20px;
    }

    h1 {
        font-size: 1.8em;
    }
    
    #timer {
        font-size: 1.2em;
    }

    button {
        padding: 10px 15px;
        font-size: 1em;
        min-width: 120px;
    }

    .qrcode {
        width: 140px;
    }
    
    #navigation-buttons {
        flex-direction: column;
    }
}

@media print {
    body {
        background-color: white;
        color: black;
    }
    
    .container {
        box-shadow: none;
        width: 100%;
    }
    
    button, .qrcode-container, .ad-space {
        display: none !important;
    }
    
    #result-container {
        display: block !important;
    }
}