section.course-buy {
    width: 100%;
    background-color: transparent;
    color: var(--color-on-surface);
    margin: var(--margin-section) 0;
}

.course-buy .content {
    padding: 0 var(--padding-side);
    max-width: var(--max-width);
    margin: 1.25rem auto;
    display: flex;
    position: relative;
    flex-direction: row;
    /* 默认水平排列 */
    align-items: flex-start;
    gap: 1.25rem;
}

/* 左右子元素各占一半 */
.course-buy .content>* {
    flex: 0 0 50%;
    /* 不伸缩、不收缩、基础宽度50% */
    box-sizing: border-box;
    /* 包含内边距和边框 */
}

/* 手机端响应式 */
@media (max-width: 1200px) {

    /* 根据实际需求调整断点 */
    .course-buy .content {
        flex-direction: column;
        /* 改为垂直排列 */
    }

    .course-buy .content>* {
        flex: 0 0 auto;
        /* 重置flex属性 */
        width: 100%;
        /* 占满容器宽度 */
    }
}

.course-buy-img-box {
    overflow: hidden;
}

.course-buy-img-box.loading-box {
    height: 300px;
}

.course-buy-img-box>img {
    width: 100%;
    display: block;
}

.course-buy-text-box {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.course-buy-title {
    font-size: 2rem;
    font-weight: 900;
}

.course-buy-button-box {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    padding: var(--space-3) var(--space-5);
    width: max-content;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.original-price-text.loading-text,
.price-text.loading-text {
    display: inline-block;
    width: 30px;
}

.original-price-value.loading-text,
.price-value.loading-text {
    display: inline-block;
    width: 100px;
}


.original-price-value.loading-text {
    text-decoration: none;
    opacity: 1;
}

.original-price-value {
    text-decoration: line-through;
    opacity: 0.5;
}

.original-price-text,
.price-text {
    font-size: 0.7rem;
}

.price-value {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-primary);
}