/* main */
.main_tit {margin-bottom: 60px;}
.main_tit .big {font-size: 3.75rem; font-weight: 700; line-height: 1.2;}
.main_tit .small {font-size: 1.5rem; margin-top: 20px;}
.main_top {
    width: 100%; min-height: 100vh; height: max-content; background: url('/base/img/mf/bg_main_top.webp') no-repeat center center / cover; position: relative;
    display: flex; align-items: center; justify-content: center;
}
.main_top::after {display: block; content: ""; width: 100%; height: 100%; background: #000; opacity: .5; position: absolute; top: 0; left: 0;}
.main_top .inner {position: relative; z-index: 1; padding-top: 90px;}
.main_top .title {color: #fff;}
.main_top .title .small {font-size: 2rem; margin-bottom: 20px;}
.main_top .title .big {font-size: 5rem; font-weight: 700; line-height: 1.2;}


.main_rnd {
    width: 100%; min-height: 100vh; height: max-content; background: url('/base/img/mf/bg_main_rnd.webp') no-repeat center center / cover; position: relative;
    display: flex; align-items: center; justify-content: center;
}
.main_rnd::after {display: block; content: ""; width: 100%; height: 100%; background: #000; opacity: .6; position: absolute; top: 0; left: 0;}
.main_rnd .inner {position: relative; z-index: 1;}
.main_rnd .title {color: #fff; text-align: center; margin-bottom: 30px;}
.main_rnd .title .small {font-size: 2rem; margin-bottom: 10px;}
.main_rnd .title .big {font-size: 4.25rem; font-weight: 700; line-height: 1.2;}
.main_rnd .descrip {color: #fff; text-align: center; font-size: 1.25rem; margin-bottom: 60px;}
.main_rnd .list {display: flex; gap: 20px; max-width: 940px; margin: 0 auto;}
.main_rnd .item {
    aspect-ratio: 1/1; width: 100%; background: rgba(255,255,255,.9); border-radius: 1000px;
    display: flex; align-items: center; justify-content: center; text-align: center; flex-direction: column; gap: 15px;
}
.main_rnd .item .icon {width: 80px; aspect-ratio: 1/1; font-size: 0;}
.main_rnd .item .icon img {width: 100%; height: 100%; object-fit: contain;}
.main_rnd .item .text {font-size: 1.5rem; font-weight: 700;}


.main_biz .list {display: flex; gap: 20px;}
.main_biz .item {position: relative; width: 100%; background: #000; min-height: 400px; display: flex; align-items: flex-end; padding: 25px;}
.main_biz .item .img {position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: .4; overflow: hidden; }
.main_biz .item .img img {width: 100%; height: 100%; object-fit: cover; transition: all .3s;}
.main_biz .item .cont {position: relative; z-index: 1; color: #fff;}
.main_biz .item .tit {font-size: 1.5rem; font-weight: 700;}
.main_biz .item .text {font-size: 0.94rem; line-height: 1.4; display: flex; flex-direction: column; gap: 5px; margin-top: 10px; }
.main_biz .item:hover .img img {scale: 1.2;}


.main_bot {
    width: 100%; background: url('/base/img/mf/bg_main_bot.webp') no-repeat center center / cover; position: relative;
    display: flex; align-items: center; justify-content: center;
}
.main_bot::after {display: block; content: ""; width: 100%; height: 100%; background: #000; opacity: .6; position: absolute; top: 0; left: 0;}
.main_bot .inner {position: relative; z-index: 1;}
.main_bot .title {text-align: center; color: #fff; padding: 100px 0;}
.main_bot .title .small {font-size: 1.25rem; margin-bottom: 30px;}
.main_bot .title .big {font-size: 3.125rem;}



/* about */
.about_int .list {display: flex; gap: 40px;}
.about_int .item {padding: 40px; position: relative; width: 100%; background: #000;}
.about_int .item .img {position: absolute; top: 0; left: 0; width: 100%; height: 100%; overflow: hidden; opacity: .5;}
.about_int .item .img img {width: 100%; height: 100%; object-fit: cover;}
.about_int .item .cont {color: #fff; position: relative; z-index: 1;}
.about_int .item .cont .tit {font-size: 2rem; font-weight: 700;}
.about_int .item .cont .text {font-size: 1.25rem; margin-top: 10px;}
.about_rnd .list {display: flex;}
.about_rnd .item {width: 100%; padding: 0 40px; border-right: 1px solid var(--border);}
.about_rnd .item:last-child {border-right: 0; padding-right: 0;}
.about_rnd .item:first-child {padding-left: 0;}
.about_rnd .item {display: flex; flex-direction: column; gap: 20px;}
.about_rnd .item .icon {width: 80px; aspect-ratio: 1/1; font-size: 0;}
.about_rnd .item .icon img {width: 100%; height: 100%; object-fit: contain;}
.about_rnd .item .tit {font-size: 2rem; font-weight: 700;}
.about_rnd .item .text {font-size: 1.25rem; margin-top: 10px; color: #555;}



/* rnd */
.rnd_int {border-bottom: 1px solid var(--border);}
.rnd_his {border-bottom: 1px solid var(--border);}
.rnd_his .sec_box {display: flex; gap: 40px;}
.rnd_his .list {width: 100%; display: flex; flex-direction: column; gap: 10px; background: #f5f5f5; padding: 20px;}
.rnd_his .item {padding-left: 15px; position: relative;}
.rnd_his .item::before {display: block; content: ""; width: 5px; height: 5px; background: var(--mainColor); position: absolute; left: 0; top: 8px;}
.rnd_maj .list {display: flex; flex-wrap: wrap; gap: 40px;}
.rnd_maj .item {padding: 40px; background: #f5f5f5; width: calc(50% - 20px); display: flex; flex-direction: column; gap: 20px;}
.rnd_maj .tit {font-size: 1.5rem; font-weight: 700;}
.rnd_maj .tit::after {display: block; content: ""; width: 40px; height: 3px; background: var(--mainColor); margin-top: 15px;}
.rnd_maj .pbox {font-size: 1.125rem; color: #555; display: flex; flex-direction: column; gap: 5px;} 
.rnd_maj .pbox .p {padding-left: 15px; position: relative;}
.rnd_maj .pbox .p::before {display: block; content: "-"; position: absolute; left: 0; top: 0;}



/* skills */
.ski_sec {border-bottom: 1px solid var(--border);}
.ski_sec .inner {max-width: 1200px; display: flex; flex-direction: column; gap: 60px;}
.ski_sec .title::after {display: block; content: ""; width: 40px; height: 3px; background: var(--mainColor); margin-top: 20px;}
.ski_sec .title .big {font-size: 3rem; font-weight: 700; line-height: 1.2;}
.ski_sec .title .small {font-size: 1.75rem; margin-top: 15px;}
.ski_sec .descrip {font-size: 1.125rem; margin-top: 30px; color: #333;}
.ski_sec .box {padding:20px; background: #f5f5f5; margin-top: 25px; color: #333;}
.ski_sec .pbox {margin-top: 25px; display: flex; flex-direction: column; gap: 5px; background: #f5f5f5; padding: 20px; color: #333;}
.ski_sec .pbox .p {padding-left: 15px; position: relative;}
.ski_sec .pbox .p::before {display: block; content: ""; width: 4px; height: 4px; border-radius: 100px; background: #000; position: absolute; left: 0; top: 9px;}
.ski_sst .list {display: flex; flex-wrap: wrap; gap: 40px;}
.ski_sst .item {width: calc(33.333% - 26.666px); padding: 30px; background: #f5f5f5; display: flex; flex-direction: column;}
.ski_sst .item .img {display: flex; gap: 20px; align-items: center; justify-content: center; width: 100%; height: 200px; padding: 20px; background: #fff; margin-top: auto;}
.ski_sst .item .img img {max-height: 150px; max-width: 180px; width: calc(50% - 10px);}
.ski_sst .item .cont {padding-bottom: 15px;}
.ski_sst .item .name {font-weight: 700; font-size: 1.5rem; line-height: 1.3;}
.ski_sst .item .use {font-size: 1.125rem; margin-top: 5px;}
.ski_sst .item .model::before {display: block; content: ""; width: 35px; height: 2px; background: var(--mainColor); margin-bottom: 15px;}
.ski_sst .item .model {font-size: 1rem; color: #555; margin-top: 15px;}



/* contact */
.ct_wrap .sec_box {display: flex; flex-wrap: wrap; gap: 80px 60px;}

.ct_wrap .info {width: calc(50% - 30px); display: flex; flex-direction: column;}
.ct_wrap .info ul {display: flex; flex-direction: column; gap: 20px;}
.ct_wrap .info li {display: flex; gap: 10px; font-size: 1.125rem;}
.ct_wrap .info .gu {color: var(--subText); width: 90px; flex-shrink: 0;}
.ct_wrap .form_wrap {width: calc(50% - 30px);}
.ct_wrap .map {width: 100%; height: 400px;}
.ct_wrap .map iframe {width: 100%; height: 100%;}