/* GKQuizz Pro Frontend Styles */
.gkq-container {
    max-width: 800px;
    margin: 2em auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.gkq-quiz-header {
    text-align: center;
    margin-bottom: 30px;
    border-bottom: 1px solid #eee;
    padding-bottom: 20px;
}

.gkq-quiz-title {
    font-size: 2em;
    color: #333;
    margin: 0;
}

.gkq-question-card {
    margin-bottom: 30px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background-color: #f9f9f9;
}

.gkq-question-text {
    font-size: 1.2em;
    font-weight: 600;
    margin-bottom: 20px;
    color: #444;
}

.gkq-options {
    list-style: none;
    padding: 0;
    margin: 0;
}

.gkq-option {
    background: #fff;
    border: 2px solid #ddd;
    border-radius: 5px;
    padding: 15px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    display: flex;
    align-items: center;
}

.gkq-option:hover {
    border-color: #0073aa;
    background-color: #f0f6fc;
}

.gkq-option input[type="radio"] {
    margin-right: 15px;
}

.gkq-option label {
    cursor: pointer;
    width: 100%;
}

.gkq-option.gkq-selected {
    border-color: #0073aa;
    background-color: #e0f0ff;
}

.gkq-option.gkq-correct {
    border-color: #46b450;
    background-color: #e7f5e7;
}

.gkq-option.gkq-incorrect {
    border-color: #dc3232;
    background-color: #fcebeb;
}

.gkq-explanation {
    margin-top: 15px;
    padding: 15px;
    background-color: #fffbe8;
    border-left: 4px solid #ffb900;
    border-radius: 4px;
    display: none; /* Hidden by default */
}

.gkq-timer {
    font-weight: bold;
    color: #dc3232;
    float: right;
}

.gkq-final-summary {
    text-align: center;
    padding: 30px;
    background: #f0f6fc;
    border-radius: 8px;
    border: 1px solid #c3d9e8;
}

.gkq-final-summary h2 {
    margin-top: 0;
    color: #0073aa;
}

.gkq-final-summary p {
    font-size: 1.1em;
    line-height: 1.6;
}

.gkq-login-register-form {
    max-width: 400px;
    margin: 2em auto;
    padding: 30px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

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

.gkq-form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.gkq-form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

.gkq-submit-btn {
    width: 100%;
    padding: 12px;
    background-color: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

.gkq-submit-btn:hover {
    background-color: #005a87;
}

.gkq-message {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
}

.gkq-message.error {
    background-color: #fcebeb;
    border-left: 4px solid #dc3232;
}

.gkq-message.success {
    background-color: #e7f5e7;
    border-left: 4px solid #46b450;
}

.gkq-leaderboard-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.gkq-leaderboard-table th, .gkq-leaderboard-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.gkq-leaderboard-table th {
    background-color: #f2f2f2;
    font-weight: 600;
}

.gkq-leaderboard-table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.gkq-leaderboard-table tr:hover {
    background-color: #f1f1f1;
}