/* --- 功能介绍模块专用样式 --- */

.section-features {
    padding: 10px 0 100px 0;
}

/* 模块头部文案 */
.features-header {
    margin-bottom: 50px;
}

.features-header .title-group {
    margin-bottom: 20px;
}

.features-header .features-sub-tag .label {
    font-size: 30px;

}

.features-header .features-sub-tag {
    font-size: 18px;
    color: #687680;
    margin-left: 20px;
    font-weight: normal;
    flex: 1;
}

.features-header .features-sub-tag .desc {
    height: 33px;
    font-weight: normal;
    font-size: 28px;
    color: #333333;
    line-height: 33px;
    text-align: left;
}

.features-intro-text {
    font-size: 28px;
    color: #333;
    line-height: 45px;
    margin-top: 60px;
}

/* 卡片布局 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: 0px 3px 11px 0px rgba(185, 185, 185, 0.5);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 154, 255, 0.12);
}

/* 卡片图片预览区 */
.feature-card .preview-box {
    width: 100%;
    height: 323px;
    background: linear-gradient(146deg, #FAFDFF 0%, #E4EFFF 100%);
    padding: 70px 15px 0 15px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

/* 卡片文字内容 */
.feature-card .content-box {
    padding: 25px 20px;
    flex: 1;
}

.feature-card .content-box h3 {
    font-size: 36px;
    color: #333;
    margin-bottom: 12px;
    font-weight: bold;
}

.feature-card .content-box p {
    font-size: 24px;
    color: #333;
    line-height: 1.6;
    text-align: justify;
}


@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .features-header .title-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .features-header .features-sub-tag {
        margin-left: 0;
        margin-top: 10px;
        font-size: 16px;
    }
}