:root {
    --primary-color: #666;
    --dark-color: #1E1E1E;
    --dark-gray-color: #444;
    --light-gray-color: #666;
    --clouds-color: #ecf0f1;
    --mandarin-color: #e74c3c;      /* wrong */
    --greensea-color: #16A085;      /* right */
    --amethyst-color: #9B59B6;      /* heavy questions*/
    --carrot-color:#E67E22;

    --gap-small: 0.5rem;
    --gap: 0.75rem;
    --transition-fade: all 0.3s ease;

    --sm: 576px;
    --md: 768px;
    --lg: 992px;
    --xl: 1200px;
}

/* <weight>: Use a value from 200 to 900 */
* {
    font-family: "Source Sans 3", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    text-wrap: balance;
}

body {
    color: var(--dark-color);
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
}

@media (max-width: 768px) {
    body {
        margin: 0 8px 8px;
    }
}

img {
    height: auto;
    max-width: 100%;
}

h1, h2, h3, h4, h5, h6, .headline {
    font-family: "Oswald", sans-serif;
    font-optical-sizing: auto;
    font-weight: 300;
    font-style: normal;
    letter-spacing: 2px;
}

p {
    margin: 0.5rem 0;
}



.container {
    width: 80%;
    max-width: 800px;
    text-align: center;
}

@media (max-width: 768px) {
    .container {
        width: 100%;
    }
}

.hide {
    display: none !important;
}

.main__header {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
    margin: 1rem 0;
}

.main_headline {
    margin: 0.5rem 0;
    font-size: 2.5rem;
    font-weight: 350;
}

.main_image {
    max-height: 75px;
}

.btn {
    display: block;
    width: 100%;
    padding: 10px;
    font-size: 16px;
    color: var(--clouds-color);
    background-color: var(--dark-gray-color);
    border: none;
    transition: var(--transition-fade);
    cursor: pointer;
}


.btn:hover {
    background-color: var(--carrot-color);
}

.btn--disabled {
    opacity: 0.25;
    background-color: var(--dark-gray-color) !important;
    cursor: not-allowed;
    display: none;
}

.category {
    display: grid;
    gap: var(--gap);
    grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr));
}

.question_count__header {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    text-align: left;
}

.question_count__selection {
    width: 100%;
    margin-top: 0;
    margin-bottom: 0;
    text-align: center;
    }

.quiz__question_count_select {
    display: grid;
    gap: var(--gap);
    grid-template-columns: repeat(auto-fit, minmax(min(150px, 100%), 1fr));
    margin-top: 2rem;
}

.quiz__question {
    margin-bottom: 1rem;
    font-weight: 400;
}

.question_count_back_btn {
    background: none;
    border: none;
    margin-top: 1.5rem;
    transition: var(--transition-fade);
    cursor: pointer;
}

.question_count_back_btn:hover {
    color: var(--carrot-color)
}

.question_count_back_btn__text {
    font-size: 1.1rem;
}

.question_count_back_btn__text:hover {
    text-decoration: underline;
}

.quiz__container {
    position: relative;
    border: 2px solid var(--primary-color);
    padding: 1rem;
}

@media (max-width: 768px) {
    .quiz__container {
        padding: 1rem 0.5rem;
    }
}

.quiz__score_container {
    display: flex;
    justify-content: space-between;
}

.quiz__headertext {
    display: flex;
    gap: 0.5rem;
}

.quiz__headertext p {
    font-weight: 700;
}

.quiz__headertext--difficult {
    color: var(--amethyst-color);
}


.quiz__counter_questions {
    display: flex;
  }

.quiz.quiz__difficult_question .quiz__container {
    border-color: var(--amethyst-color);
}

.quiz__question_image_container {
    margin-bottom: var(--gap);
    max-height: max(300px, 30vh)
}

.quiz__question_image {
    max-inline-size: 100%;
    block-size: auto;
    max-height: max(300px, 30vh)
}

@media (max-width: 768px) {
    .quiz__question_image {
        max-height: max(225px, 30vh)
    }
}

.quiz__answer {
    display: grid;
    gap: var(--gap);
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
}

@media (max-width: 768px) {
    .quiz__answer  {
        gap: var(--gap-small);
    }
}

.btn--quiz_answer {
    border: 2px solid transparent;
}

.btn--quiz_answer:disabled {
    background-color: var(--dark-gray-color);
    cursor: default;
}

.btn--quiz_answer.correct {
    background-color: var(--greensea-color);
}

.btn--quiz_answer.incorrect {
    background-color: var(--mandarin-color);
}

.quiz__feedback_container {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 20px;
    gap: 0.25rem;
}

.quiz__feedback_icon {
    height: 24px;
    width: 24px;
}

.quiz__feedback {
    font-size: 18px;
    font-weight: bold;
}


.quiz__footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.btn--next {
    margin: 10px 0;
    padding: 10px 20px;
    max-width: max-content;
    background-color: var(--light-gray-color);
    transition: var(--transition-fade);
}

.quiz__abort {
    position: absolute;
    right: 0;
    top: 0;
}

.quiz__abort_btn {
    appearance: none;
    display: grid;
    place-items: center;
    padding: 5px;
    cursor: pointer;
    transition: var(--transition-fade);
    background-color: unset;
    border: none;
}

.quiz__abort_btn:hover {
    background-color: var(--mandarin-color);
}

.quiz__abort_svg {
    width: 24px;
    height: 24px;
    fill: var(--dark-gray-color);
}

.quiz__abort_btn:hover .quiz__abort_svg {
    fill: var(--clouds-color);
    transition: var(--transition-fade);
}

.modal {
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal .quiz__abort_svg {
    fill: var(--clouds-color);
}

.modal__headline {
    color: var(--amethyst-color);
}

.modal__content {
    position: relative;
    background-color: var(--dark-color);
    margin: 15% auto;
    padding: 20px;
    border: 2px solid var(--clouds-color);
    width: 80%;
    max-width: 500px;
    color: var(--clouds-color);
    text-align: center;
}

.modal__close {
    position: absolute;
    right: 0;
    top: 0;
}

.modal__close_btn {
    appearance: none;
    display: grid;
    place-items: center;
    padding: 5px;
    color: var(--dark-color);
    float: right;    cursor: pointer;
    font-size: 28px;
    font-weight: bold;
    transition: var(--transition-fade);
    background-color: unset;
    border: none;
}

.modal__close_btn:hover,
.modal__close_btn:focus {
    background-color: var(--mandarin-color);
}


.quiz__score--animation {
    color: var(--greensea-color);
    animation: scoreIncrease 0.8s ease-in-out;
}

@keyframes scoreIncrease {
    0% { 
        transform: scale(1); 
    }
    50% { 
        transform: scale(1.4); 
        font-weight: 500;
    }
    100% { 
        transform: scale(1); 
        font-weight: 200;
    }
}












.tag-button {
    margin: 5px;
    padding: 10px;
    border: none;
    background-color: #007bff;
    color: white;
    cursor: pointer;
    border-radius: 5px;
}

.tag-button:hover {
    background-color: #0056b3;
}

.question-item {
    border: 1px solid #ddd;
    padding: 10px;
    margin: 10px 0;
    background-color: #f9f9f9;
    padding: 10px;
}

.question-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 10px 0;
}