/* 通用图标样式 */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    font-size: 20px;
    color: #666;
    transition: color 0.3s ease;
}

.icon:hover {
    color: #1890ff;
}

/* 导航栏图标 */
.nav-icon {
    margin-right: 8px;
}

/* 按钮图标 */
.btn-icon {
    margin-right: 4px;
}

/* 卡片图标 */
.card-icon {
    font-size: 32px;
    margin-bottom: 16px;
    color: #1890ff;
}

/* 列表图标 */
.list-icon {
    margin-right: 8px;
    color: #1890ff;
}

/* 状态图标 */
.status-icon {
    margin-right: 4px;
}

/* 表单图标 */
.form-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
}

/* 搜索图标 */
.search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    cursor: pointer;
}

/* 通知图标 */
.notification-icon {
    position: relative;
}

.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: #ff4d4f;
    color: white;
    border-radius: 10px;
    padding: 0 6px;
    font-size: 12px;
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}