body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f0f0f0;
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 40px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    flex: 1;
    position: relative;
    min-height: calc(100vh - 20px);
}

.load-own-btn {
    align-self: flex-start;
    margin-bottom: 20px;
    padding: 10px 20px;
    background-color: #909090;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    position: absolute;
    left: 0;
    top: 0;
}

.load-own-btn:hover {
    background-color: #373737;
}

h1 {
    color: #333;
    margin-bottom: 30px;
}

.center-area {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.fields-container {
    display: flex;
    justify-content: space-around;
    margin-top: auto;
}

@media (min-width: 1200px) {
    .field {
        width: 356px !important;
    }
}

.field {
    width: 30%;
    /* Фиксированная ширина вместо процентов */
    height: 200px;
    border: 2px solid #333;
    border-radius: 10px;
    padding: 10px;
    margin: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.3s;
    position: relative;
}

.green-field {
    background-color: #d4edda;
    border-color: #28a745;
}

.green-field:hover {
    background-color: #c3e6cb;
}

.blue-field {
    background-color: #d1ecf1;
    border-color: #17a2b8;
}

.blue-field:hover {
    background-color: #bee5eb;
}

.yellow-field {
    background-color: #fff3cd;
    border-color: #ffc107;
}

.yellow-field:hover {
    background-color: #faeaa9;
}

.cards-container {
    flex: 1;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: flex-start;
    position: relative;
    overflow: auto;
    padding: 5px;
}

.card {
    width: 113px;
    height: 160px;
    margin: 0px auto 2px;
    perspective: 1000px;
    position: relative;
    z-index: 1;
    display: flex;
    flex-shrink: 0;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.card.flipped .card-inner {
    transform: rotateY(180deg);
}

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    box-sizing: border-box;
    word-wrap: break-word;
    word-break: break-word;
    font-size: 14px;
    line-height: 1.3;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.card-front {
    background-color: #fff;
    border: 1px solid #ddd;
    color: #333;
    overflow-wrap: break-word;
    hyphens: auto;
}

.card-back {
    background-color: #333;
    color: #fff;
    transform: rotateY(180deg);
    overflow-wrap: break-word;
    hyphens: auto;
}

.card-count {
    position: absolute;
    top: 0px;
    left: 0px;
    z-index: 1;
    background-color: rgb(217 217 217 / 45%);
    border-radius: 8px 0 8px 0;
    width: 25px;
    height: 25px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    font-weight: bold;
}

#activeCard {
    cursor: pointer;
    margin: 0 auto;
    zoom: 2;
    min-width: 200px;
    /* min-height: 250px; */
}

/* Мобильная версия */
@media (max-width: 768px) {
    body {
        padding: 10px;
        min-height: calc(100vh - 20px);
    }

    .fields-container {
        flex-direction: row;
        justify-content: space-around;
        height: 200px;
        width: 100%;
        /* Убираем фиксированную ширину для мобильной версии */
    }

    .field {
        width: 30%;
        /* Возвращаем проценты для мобильной версии */
        min-width: 100px;
        height: 180px;
        margin: 5px;
    }

    .card {
        width: 90px;
        height: 120px;
        /* margin: 0px auto 2px; */
    }

    .card-front,
    .card-back {
        font-size: 10px;
        padding: 5px;
        line-height: 1.2;
    }

    .card-count {
        font-size: 10px;
        width: 20px;
        height: 20px;
    }

    .modal-content {
        width: 85% !important;
    }
}

@media (max-width: 480px) {
    .fields-container {
        height: auto;
        width: 100%;
        /* Убираем фиксированную ширину для маленьких экранов */
    }

    .field {
        width: 45%;
        /* Уменьшаем ширину полей для маленьких экранов */
        height: 150px;
        margin: 5px;
        min-width: 80px;
    }

    .card {
        width: 85px;
        height: 115px;
        margin: -25px auto 0;
    }

    .center-area {
        min-height: 200px;
    }

    .cards-container .card:nth-child(1) {
        margin: -5px auto 0;
    }
}

.str {
    width: 30%;
    height: 50px;
    border-radius: 10px;
    cursor: pointer;
    transition: .1s;
    background: #f4f4f4;
}

.fields-container-str {
    justify-content: space-around;
    display: flex;
}

.str svg {
    height: 100%;
}

#greenFieldStr {
    border: 1px solid #28a745;
}

#blueFieldStr {
    border: 1px solid #17a2b8;
}

#yellowFieldStr {
    border: 1px solid #ffc107;
}

.up-strelka {
    transform: rotateX(180deg);
    transform-origin: center;
    transition: .6s;
}

.down-strelka {
    transform: rotateX(0deg);
}

/* Стили для всплывающего окна */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: #fefefe;
    margin: 10% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 60%;
    border-radius: 10px;
    position: relative;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    right: 15px;
    top: 10px;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: black;
}

#questionsInput {
    width: 100%;
    height: 200px;
    margin: 20px 0;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    resize: vertical;
    box-sizing: border-box;
}

.save-btn {
    padding: 10px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

.save-btn:hover {
    background-color: #218838;
}

@media (max-width: 380px) {
    .field {
        min-width: 20px;
        margin: 5px 1px;
        padding: 5px 7px;
    }

    body {
        padding: 1px;
    }
}

.answer {
    margin-left: 15px;
    color: #9a8542;
}

.str:hover {
    background: #e0e0e0;
}