.about__head{display:flex;align-items:center;gap:13px;font-family:Roboto,sans-serif;font-weight:400;color:#788C96}.about__head-sub{font-size:1.4rem;position:relative}.about__head-sub::after{content:"";display:block;width:100vw;height:1px;background-color:#788C96;position:absolute;top:100%;right:0}.about__head-num{font-size:6rem}.about__block01{position:relative}.about__block01-img{height:100%;aspect-ratio:602/759;position:absolute;top:0;bottom:0;left:56%;z-index:1}.about__block01-main{position:relative}.about__block01-box{display:grid;width:100vw;color:#fff;background-color:#003C78;padding:24px 30% 48px 0;position:relative}.about__block01-box::before{content:"";width:5vw;height:100%;background-color:#003C78;position:absolute;top:0;right:100%}.about__block01-box .about__head{color:#fff}.about__block01-box .about__head-sub::after{background-color:#fff}.about__block02-box{display:grid;align-items:center;min-height:372px;position:relative}.about__block02-box:nth-child(odd) .about__block02-img{left:0}.about__block02-box:nth-child(odd) .about__block02-inr{margin-left:auto}.about__block02-box:nth-child(even) .about__block02-img{right:0}.about__block02-box:nth-child(even) .about__block02-inr{margin-right:auto}.about__block02-img{width:100%;height:100%;position:absolute;top:0;bottom:0}.about__block02-img::after{content:"";display:block;width:100%;height:100%;position:absolute;top:0;bottom:0}.about__block02-img img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.about__block02-main{width:100%}.about__block02-inr{display:grid;max-width:80%;gap:21px;position:relative}.about__block03{background-color:color-mix(in srgb,#C3CDD2 15%,#fff);padding:40px 0 276px}.about__block03-ttl{margin-bottom:32px}.about__block03-contents{display:grid;gap:40px;margin-bottom:40px}.about__block03-box{max-width:88%;background-color:color-mix(in srgb,#C3CDD2 15%,#fff);padding:16px 16px 24px;margin-top:-48px;margin-right:auto;position:relative}.about__block03-box .m-heading-01{margin-bottom:8px}.about__block03-btn{margin-top:20px}.about__block03-txt{background-color:#fff;border-radius:10px;padding:24px}.about__block03-note{font-size:1.2rem;margin-top:12px}.about__block04{padding:0 0 50px;position:relative}.about__block04-img{width:100%;height:280px;position:absolute;top:-220px;right:45px}.about__block04-img img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.about__block04-box{max-width:636px;background-color:#fff;padding:24px 20px;position:relative}.about__block04-box::before{content:"";width:5vw;height:100%;background-color:#fff;position:absolute;top:0;right:100%}.about__block04-btn{display:grid;justify-content:start;gap:16px;margin-top:36px}.locations{background-color:rgba(207,218,224,.6);padding:60px 0}.locations__inr{position:relative}.locations__map{width:100vw;aspect-ratio:375/377}.locations__map::before{content:"";display:block;width:100%;height:100%;background:url(/group/AKF/fibers/ak-roica/assets/img/brand/img_locations_sp.svg) no-repeat 50%/contain}.locations__ttl{position:relative;z-index:1}.locations__ttl .m-heading-04{margin-bottom:0}.locations__main{margin-top:-40px;position:relative}.locations__main-row{display:grid;gap:26px 12px;margin-top:20px}.locations__main-list{display:grid;gap:26px}.locations__main-item{display:grid;gap:8px}.locations__main-head{display:flex;flex-wrap:wrap;gap:8px 16px}.locations__main-ttl{display:grid;grid-template-columns:20px auto;align-items:center;gap:8px}.locations__main-ttl .is-num{display:grid;place-content:center;width:100%;aspect-ratio:1/1;font-family:Roboto,sans-serif;font-size:1.3rem;line-height:1;color:#fff;background-color:#003C78;border-radius:50%}.locations__main-ttl .m-heading-03{margin-bottom:0}.locations__main-category{display:flex;align-items:center;gap:6px 3px}.locations__main-category li{display:grid;place-content:center;font-size:1.2rem;line-height:1.3;color:#fff;border-radius:calc(infinity * 1px);padding:3px 12px 1px}.locations__main-category li.is-color01{background-color:#4B91A5}.locations__main-category li.is-color02{background-color:#A0B973}.locations__main-unit{display:grid;gap:8px}.locations__main-box{font-size:1.4rem;line-height:1.5}.history{padding-top:60px}.history__head{margin-bottom:36px}.history__box{display:inline-block;background-color:#fff;padding:0 32px 24px 20px;position:relative;z-index:1}.history__ttl .m-heading-04{margin-bottom:0}.history__stage{width:100%;display:flex;justify-content:center;align-items:flex-start;overflow:hidden}.history__line{padding-top:34px}.history__row{display:grid;gap:24px}.history__item{display:grid;gap:13px}.history__item-year{font-family:Roboto,sans-serif;font-weight:400;font-size:3.6rem;color:#C3CDD2;line-height:1.5;margin-block-end:calc((1em - 1lh) / 2)}.history__item-list{display:grid;gap:12px}.history__item-list > li{display:inline-flex;gap:5px;font-weight:700;font-size:1.5rem;line-height:1.5}.history__item-list > li::before{content:"";display:block;width:12px;height:1px;background-color:#003C78;margin-top:.65em}.history__item-img.is-logo{display:grid;place-content:center;width:210px;height:110px}.history__block{display:grid;align-items:center}.history__block .history__item{display:grid;justify-content:center;text-align:center;background-color:color-mix(in srgb,#788C96 60%,#fff);padding:16px}.history__block .history__item-year{color:#fff}.history__block .history__item-list{color:#fff}.history__block .history__item-list > li::before{background-color:#fff}@media screen and (min-width:768px){.about__head-sub{font-size:1.6rem}.about__head-num{font-size:8rem}.about__block01-img{left:calc(50% - 12px)}.about__block01-main{padding:120px 0 200px}.about__block01-box{width:66%;max-width:630px;padding:64px 80px 96px 70px}.about__block01-box::before{width:max(20px,(100vw - min(1100px,100vw))/2)}.about__block02-box{min-height:560px}.about__block02-box:nth-child(odd) .about__block02-img::after{background:linear-gradient(90deg,transparent 25%,#fff);right:0}.about__block02-box:nth-child(even) .about__block02-img::after{background:linear-gradient(270deg,transparent 25%,#fff);left:0}.about__block02-img{width:calc(100% - 90px)}.about__block02-img::after{width:10%}.about__block02-inr{max-width:50%}.about__block03{padding:80px 0 276px}.about__block03-ttl{margin-bottom:76px}.about__block03-contents{grid-template-columns:repeat(2,1fr);gap:80px 40px;margin-bottom:80px}.about__block03-block.is-wide{grid-column:1/3}.about__block03-block.is-wide .about__block03-img{max-width:460px}.about__block03-block.is-wide .about__block03-box{max-width:456px;padding:29px 48px 40px;margin:-216px 0 0 412px}.about__block03-box{max-width:412px;min-height:223px;padding:37px 26px 40px}.about__block03-txt{padding:32px}.about__block04{padding:0 0 108px}.about__block04-img{height:560px;top:-120px;right:-90px}.about__block04-box{padding:64px 86px 52px 70px}.about__block04-box::before{width:max(20px,(100vw - min(1100px,100vw))/2)}.locations{padding:120px 0 126px}.locations__map{width:1012px;max-width:105%;aspect-ratio:1012/867;position:absolute;top:max(-63px,-6.3vw);right:-32px}.locations__map::before{background:url(/group/AKF/fibers/ak-roica/assets/img/brand/img_locations_pc.svg) no-repeat 50%/contain}.locations__main{margin-top:430px}.locations__main-row{grid-template-columns:1fr 1fr 1fr;gap:28px 24px;margin-top:38px}.history{padding-top:120px}.history__box{padding:0 64px 48px 36px}.history__img{margin-top:-102px}.history__container{min-width:1280px;max-width:none;transform-origin:top center;will-change:transform}.history__row{grid-template-columns:1fr 123px 1fr;align-items:start}.history__col.is-left .history__item{justify-items:end}.history__col.is-right .history__item{justify-items:start}.history__item.is-1972{margin-top:165px}.history__item.is-1980{margin-top:142px}.history__item.is-1987{margin-top:137px}.history__item.is-1991{margin-top:130px}.history__item.is-1994{margin-top:86px}.history__item.is-1997{margin-top:86px}.history__item.is-1998{margin-top:40px}.history__item.is-2000{margin-top:63px}.history__item.is-2001{margin-top:94px;position:relative}.history__item.is-2001 .is-float{position:absolute;top:10px;left:64px}.history__item.is-2003{margin-top:366px}.history__item.is-2004{margin-top:112px}.history__item.is-2006{margin-top:89px}.history__item.is-2008{margin-top:254px}.history__item.is-2016{margin-top:184px;position:relative}.history__item.is-2016 .is-float{position:absolute;top:255px;left:200px}.history__item.is-2017{margin-top:191px}.history__item.is-2018{margin-top:151px}.history__item.is-2019{margin-top:150px}.history__item.is-2021{margin-top:177px}.history__item.is-2022{margin-top:284px}.history__item.is-2023.is-left{margin-top:237px}.history__item.is-2023.is-right{margin-top:94px}.history__item-year{font-size:6.4rem}.history__item-list{gap:35px}.history__item-list > li{gap:8px;font-size:1.8rem;white-space:nowrap}.history__item-list > li::before{margin-top:.75em}.history__block{justify-content:center}.history__block .history__item{width:490px;padding:32px 32px 37px}}@media screen and (max-width:767px){.about__block01-img{width:50%}.about__block01-img img{width:100%;height:102%;-o-object-fit:cover;object-fit:cover;-o-object-position:left;object-position:left}.about__block01-main{margin:60px 0 100px}.about__block01-txt{padding-right:30%}.about__block02-img::after{background-color:color-mix(in srgb,#fff 45%,transparent)}.locations__map{position:relative;left:-5vw}.history__stage{height:auto!important}.history__container{transform:scale(1)!important}.history__line{display:none}.history__col{display:contents}.history__item.is-1972{order:1972}.history__item.is-1980{order:1980}.history__item.is-1987{order:1987}.history__item.is-1991{order:1991}.history__item.is-1994{order:1994}.history__item.is-1997{order:1997}.history__item.is-1998{order:1998}.history__item.is-2000{order:2000}.history__item.is-2001{order:2001}.history__item.is-2003{order:2003}.history__item.is-2004{order:2004}.history__item.is-2006{order:2006}.history__item.is-2008{order:2008}.history__item.is-2016{order:2016}.history__item.is-2017{order:2017}.history__item.is-2018{order:2018}.history__item.is-2019{order:2019}.history__item.is-2021{order:2021}.history__item.is-2022{order:2022}.history__item.is-2023.is-left{order:2024}.history__item.is-2023.is-right{order:2023}.history__block{margin-top:24px}}