@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@100..900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing:border-box;
    font-family: "Montserrat", sans-serif;
}

body {
    display:flex;
    padding: 15px;
    align-items:center;
    justify-content: center;
    min-height: 100vh;
    background: #2E3440;
    color: #D8DEE9;
}

:where(.config-container, .quiz-container, .result-container) {
    display:none;
    background: #3B4252;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0, 0.25);
}

.config-container {
    display: block;
    width: 415px;
    padding: 25px;
    text-align: center;
}

.config-container .config-title {
    font-size: 1.31rem;
}

.config-container .config-option {
    margin-top: 25px;
}

.config-option .option-title {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 20px;
}

.config-option .category-options{
    display: grid;
    gap: 15px;
    grid-template-columns: repeat(2, 1fr);
}

.config-option .question-options {
    display: flex;
    flex-wrap: wrap;
    gap : 12px;
    padding: 0 30px;
    justify-content: center;
}

.config-option button {
    padding: 12px;
    font-size: 0.938rem;
    font-weight: 500;
    background: #434C5E;
    border-radius: 6px;
    cursor: pointer;
    border: 1px solid #81A1C1;
    color: #D8DEE9;
    transition: 0.3s ease;
}

.config-option button.active {
    color: #2E3440;
    border-color: #88C0D0;
    background: #88C0D0;
}

.config-option button:hover,
.quiz-content .answer-option:hover {
    background: #81A1C1;
    color: #2E3440;
}

.question-options button {
    flex: 1 1 10%;

}

.config-container .start-quiz-btn,
.quiz-footer .next-question-btn,
.result-container .try-again {
    color: #2E3440;
    border: none;
    cursor: pointer;
    background: #88C0D0;
    padding: 13px 25px;
    font-size: 1rem;
    border-radius: 6px;
    transition: background 0.3s ease;
}

.config-container .start-quiz-btn{
    margin-top: 30px;
}

.config-container .start-quiz-btn:hover,
.quiz-footer .next-question-btn:hover,
.result-container .try-again:hover {
    background-color: #81A1C1;
}

.quiz-container {
    width: 480px;
}

.quiz-container .quiz-header {
    display: flex;
    align-items: center;
    padding: 14px 25px;
    justify-content: space-between;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.25);
    background: #434C5E;
    color: #D8DEE9;
}

.quiz-header .quiz-title {
    font-size: 1.43rem;
    font-weight: 700;
}

.quiz-header .quiz-timer {
    display: flex;
    width: 70px;
    color: #D8DEE9;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 600;
    padding: 7px 9px;
    border-radius:  6px;
    background: #3B4252;
    transition: 0.3s ease;
}

.quiz-header .quiz-timer span {
    font-size: 1.4rem;
}

.quiz-container .quiz-content {
    padding: 20px 25px 25px;
    color: #D8DEE9;
}

.quiz-content .question-text {
    font-size: 1.5rem;
    font-weight: 600;
}

.quiz-content .answer-options {
    display: flex;
    gap: 15px;
    flex-direction: column;
    list-style: none;
    margin-top: 20px;
}

.quiz-content .answer-option {
    display: flex;
    align-items: center;
    padding: 13px 16px;
    background: #4C566A;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    justify-content: space-between;
    border: 1px solid #81A1C1;
    transition: 0.3s ease;
    color: #D8DEE9;
}

.quiz-content .answer-option span {
    display: block;
    flex-shrink: 0;
    margin: -4px -3px -4px 12px;
}

.quiz-content .answer-option.correct {
    border-color: #A3BE8C;
    background: #E6F0D6;
    color: #2E3440;
}

.quiz-content .answer-option.incorrect {
    border-color: #BF616A;
    background: #F3D6D7;
    color: #2E3440;
}

.quiz-container .quiz-footer {
    padding: 15px 25px;
    display: flex;
    align-items: center;
    border-top: 1px solid #81A1C1;
    color: #D8DEE9;
    justify-content: space-between;
}

.quiz-footer .question-status {
    font-weight: 600;
}

.quiz-footer .question-status b,
.result-container .result-message b {
    font-weight: 600;
}

.quiz-footer .next-question-btn {
    display: inline-flex;
    gap: 5x;
    visibility: hidden;
    align-items: center;
    padding: 9px 17px;
}

.result-container {
    text-align: center;
    padding: 40px;
    width: 410px;
    color: #D8DEE9;
}

.result-container .result-img {
    width: 110px;
}

.result-container .result-title {
    margin-top: 30px;
}

.result-container .result-message {
    font-size: 1.125rem;
    font-weight: 500;
    margin-top: 15px;
}

.result-container .try-again {
    margin-top: 30px;
    padding: 12px 20px;
    background: #88C0D0;
    color: #2E3440;
}

.result-container .try-again:hover {
    background-color: #81A1C1;
}

/*Media query code for mobile */
@media (max-width: 624px) {
    body {
        padding: 10px;
    }

    .config-container,
    .quiz-container,
    .result-container {
        width: 100%;
        padding: 20px;
        border-radius: 6px;
    }

    .config-option .question-options {
        padding: 0 10px;
        gap: 10px;
    }

    .question-options button {
        flex: 1 1 30%;
        padding: 10px;
        font-size: 0.875rem;
    }

    .config-container .start-quiz-btn,
    .quiz-footer .next-question-btn,
    .result-container .try-again {
        width: 100%;
        padding: 12px;
        font-size: 1rem;
    }

    .quiz-container {
        width: 100%;
    }

    .quiz-header .quiz-title {
        font-size: 1.2rem;
    }

    .quiz-header .quiz-timer {
        width: auto;
        font-size: 0.9rem;
        padding: 6px 8px;
    }

    .quiz-content .question-text {
        font-size: 1.2rem;
    }

    .quiz-content .answer-option {
        font-size: 0.95rem;
        padding: 12px 14px;
    }

    .result-container {
        padding: 30px 20px;
    }

    .result-container .result-message {
        font-size: 1rem;
    }
}