/* Banner */
.idea_ban {
    position: relative;
    overflow: hidden;
    z-index: 0;
    background: url(../images/spj_rf_134137250_xl.jpg) center no-repeat;
    object-fit: contain;
    background-size: 1914px 800px;
    background-position-y: 4rem;
}

.idea_ban::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
}

.ban_con {
    position: relative;
    height: 300px;
}

.ban_title {
    position: absolute;
    top:50%;
    left: 50%;
    transform: translate(-50%, 16%);
    color: #fff;
    /* text-shadow: 3px 3px 3px rgba(0, 0, 0, 0.075); */
}

.page_sitemap a {
    color: var(--textColor);
}

.page_sitemap a:hover {
    color: var(--mainColor);
}

@media screen and (max-width: 576px) {
    .ban_title {
        font-size: 2rem;
    }
}


/* bg */
.bg1 {
    position: absolute;
    left: 0;
    top: 21rem;
    width: 138px;
    height: 460px;
    background-color: #BCD9DB;
}
.bg2 {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 146px;
    height: 210px;
    background-color: #BCD9DB;
}


/* idea_area */
.idea_area_all {
    position: relative;
    padding: 0 1rem;
}

.section_padding {
    padding: 2rem 0 6rem 0;
}

.page_sitemap {
    font-size: 1.125rem;
    padding-top: 1rem;
    padding-bottom: 3rem;
    color: var(--textColor);
}

.text h2 {
    margin-bottom: 3rem;
    color: #318C92;
    font-size: 2.2rem;
}

.text {
    padding: 3rem;
}

.text p {
    font-size: 1.125rem;
}

.pic {
    width: 720px;
    height: 720px;
    margin-top: 2.2rem;
    background: url(../images/spj_rf_24684407_xl.jpg) center no-repeat;
    object-fit: contain;
    /* background-size: 800px 720px; */
    background-size: 1000px 720px;
    height: 720px;
}

.pic2 {
    min-height: 720px;
    margin-top: 6.2rem;
    background-color: #F2F2F2;
}



/* list */
.accordion {
    border-left: 2px solid var(--whiteColor);
    max-width: 580px;
}

.accordion .container {
    position: relative;
    margin-left: 1rem;
}

.accordion .label {
    font-size: 1.5rem;
    position: relative;
    margin-bottom: 1.5rem;
    cursor: pointer;
}

.accordion .label::before {
    content: '+';
    color: #318C92;
    position: absolute;
    top: 21%;
    left: 20rem;
    transform: translateY(-50%);
}

.accordion .content {
    position: relative;
    height: 0;
    text-align: left;
    max-width: 580px;
    color: #318C92;
    font-size: 1.25rem;
    overflow: hidden;
    transition: 0.5s;
}

.accordion .container.active {
    padding-left: 2rem;
    margin-left: 0rem;
    border-left: 2px solid #318C92;
}

.accordion .container.active .content {
    height: 86px;
}

.accordion .container.active .label::before {
    content: '-';
    font-size: 30px;
}

@media screen and (max-width: 1440px) {
    .bg1 {
        bottom: 30rem;
        width: 108px;
        height: 260px;
    }

    .bg2 {
        width: 260px;
        height: 108px;
    }
}

@media screen and (max-width: 576px) {
    .idea_area_all {
        padding: 0 1rem 6rem 1rem;
    }

    .pic {
        display: none;
    }

    .pic2 {
        margin: 0;
        min-height: 420px;
    }

    .text {
        padding: 3rem 1rem;
    }

    .accordion .container.active .content {
        height: 150px;
    }

    .accordion .label::before {
        left: 15rem;
    }

    .bg1{
        bottom: 42rem;
        width: 81px;
        height: 100px;
    }

    .bg2 {
        width: 100px;
        height: 81px;
    }
}

@media screen and (max-width: 320px) {
    .accordion .label::before {
        left: 12rem;
    }
}