.download-card {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid #eaeaea;
    margin-bottom: 30px;
    overflow: hidden; /* 保证圆角完美 */
}

.download-card-title {
    background-color: #f8f9fa;
    margin: 0;
    padding: 15px 25px;
    font-size: 16px;
    color: #2c3e50;
    border-bottom: 1px solid #eaeaea;
}

.download-list {
    display: flex;
    flex-direction: column;
}

.download-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid #f0f0f0;
    transition: background-color 0.2s ease;
}

.download-item:last-child {
    border-bottom: none;
}

.download-item:hover {
    background-color: #fbfcff; /* 鼠标悬停时极淡的蓝色背景 */
}

.item-info {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.file-icon {
    font-size: 24px;
    color: #217346; /* 经典的 Excel 绿色 */
    margin-top: 3px;
}

.item-title {
    font-size: 15px;
    font-weight: bold;
    color: #333;
    margin-bottom: 4px;
}

.item-desc {
    font-size: 13px;
    color: #777;
}

.download-card {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid #eaeaea;
    margin-bottom: 30px;
    overflow: hidden; 
}

.download-card-title {
    background-color: #f8f9fa;
    margin: 0;
    padding: 15px 25px;
    font-size: 16px;
    color: #2c3e50;
    border-bottom: 1px solid #eaeaea;
}

.download-list {
    display: flex;
    flex-direction: column;
}

/* 🌟 将整行变成超链接样式 🌟 */
.download-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid #f0f0f0;
    text-decoration: none; /* 去掉超链接下划线 */
    color: inherit; /* 继承原本文字颜色 */
    cursor: pointer;
    transition: all 0.2s ease;
}

.download-item:last-child {
    border-bottom: none;
}

/* 悬停时的微交互：背景变色，整体微微向右缩进 */
.download-item:hover {
    background-color: #f8fafc; 
    padding-left: 32px; 
}

.item-info {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.file-icon {
    font-size: 24px;
    color: #217346; 
    margin-top: 3px;
}

.item-title {
    font-size: 15px;
    font-weight: bold;
    color: #333;
    margin-bottom: 4px;
}

.item-desc {
    font-size: 13px;
    color: #777;
}

/* 🌟 右侧极简箭头样式 🌟 */
.minimal-icon {
    color: #cbd5e1; /* 平时是低调的浅灰色 */
    font-size: 18px;
    transition: color 0.2s ease, transform 0.2s ease;
}

/* 悬停时箭头变成主题色，并伴随轻微下压动画 */
.download-item:hover .minimal-icon {
    color: #59769e; 
    transform: translateY(2px);
}

.dl-btn:hover {
    background-color: #4a6385; /* 悬停加深 */
    transform: translateY(-1px);
}

/* 下划线 */
.portal-title {
    font-size: 24px;
    font-weight: bold;
    color: #222;
    padding-bottom: 12px;
    border-bottom: 1px solid #ccc; /* 经典的底部分割线 */
    margin-bottom: 26px;
}