/* ADSONのロゴと実際の事業素材を中心にした共通デザイン */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&family=Noto+Sans+JP:wght@400;500;600&display=swap');
:root{--ink:#171918;--paper:#fff;--soft:#f1f2f0;--muted:#626663;--line:#dcdedb;--font:"DM Sans","Noto Sans JP",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font-family:var(--font);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font:inherit}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #648a9c;outline-offset:6px}::selection{background:#c3d7d2}.skip{position:fixed;z-index:100;top:8px;left:8px;background:white;padding:12px;transform:translateY(-180%)}.skip:focus{transform:none}.section-wrap{width:min(1240px,calc(100% - 120px));margin-inline:auto}
.masthead{height:90px;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 4.2%;border-bottom:1px solid #e5e6e4;position:relative;z-index:20}.brand{display:inline-flex;align-items:center;gap:12px}.brand img{filter:brightness(0);width:25px;height:27px;object-fit:contain}.brand span{font-size:21px;font-weight:500;letter-spacing:.25em}.masthead nav{display:flex;gap:36px;align-items:center;font-size:12px}.masthead nav a:hover{opacity:.6}.nav-inquiry{padding:12px 20px;border:1px solid #c9cdca;border-radius:50px}.nav-inquiry span{margin-left:22px}.menu-toggle{display:none}
.opening{background:#060909;color:#fff}.opening-art{height:clamp(410px,44vw,650px);position:relative;overflow:hidden}.opening-art img{height:100%;width:100%;object-fit:cover;object-position:center 49%}.opening-bottom{position:relative;display:flex;align-items:center;justify-content:space-between;padding:35px 7% 55px;border-top:1px solid #ffffff1c;gap:30px}.opening-bottom h1{font-size:clamp(29px,3.1vw,48px);font-weight:500;letter-spacing:.1em;margin:0;line-height:1.6}.opening-bottom>div{display:flex;align-items:center;gap:50px}.opening-bottom p{font-size:12px;line-height:2;color:#c3c9c6;margin:0}.opening-bottom a{font-size:11px;display:flex;gap:20px;white-space:nowrap}.opening-bottom a span{font-size:23px}
.business{padding-top:108px;padding-bottom:110px}.section-intro{display:flex;align-items:center;justify-content:space-between;gap:40px;margin-bottom:48px}.section-intro h2{font-size:30px;font-weight:500;letter-spacing:.03em;margin:0}.section-intro p{font-size:13px;line-height:2;color:var(--muted);margin:0}.ventures{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}.venture-image{display:block;position:relative;overflow:hidden;aspect-ratio:1.03;background:#ebece9}.product-image img{width:100%;height:100%;object-fit:cover;object-position:50% 63%;transition:transform .5s}.venture-image:hover>img{transform:scale(1.025)}.image-link{position:absolute;right:22px;bottom:22px;display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:#fff;color:#171918;font-size:22px}.media-image{background:#f0edec;isolation:isolate}.media-word{position:absolute;top:10%;left:9%;font-size:clamp(27px,3.6vw,55px);font-weight:600;letter-spacing:-.04em;color:#242329}.media-word>span{display:block;font-size:11px;letter-spacing:.12em;margin-top:8px;font-weight:400}.media-image>img{position:absolute;width:88%;max-width:none;top:37%;left:16%;transform:rotate(-5deg);border-radius:5px;box-shadow:0 18px 50px #31293125;transition:transform .5s}.media-image:hover>img{transform:rotate(-3deg) translateY(-6px)}.venture-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:27px}.venture-heading h3{font-size:32px;font-weight:500;margin:0;letter-spacing:-.025em}.venture-heading>span{font-size:10px;color:var(--muted)}.venture>p{font-size:13px;line-height:2;margin:18px 0 20px;color:#555d58;max-width:490px}.line-link{display:inline-flex;align-items:center;gap:32px;min-height:40px;font-size:12px;border-bottom:1px solid #a3aaa5}.line-link>span{font-size:18px}.line-link:hover{border-color:#111}.web-service{margin-top:84px;border-radius:4px;background:var(--soft);padding:58px 64px;display:grid;grid-template-columns:.9fr 1.1fr;gap:60px}.web-service-title>p{font-size:11px;color:var(--muted);margin:0 0 24px}.web-service-title h3{font-size:44px;font-weight:500;line-height:1.45;letter-spacing:.01em;margin:0}.web-service-content>p{font-size:13px;line-height:2;margin:0 0 26px;color:#525b55}.web-service ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px}.web-service li{font-size:10px;padding:7px 10px;border:1px solid #c9ceca;border-radius:2px}.pill{display:inline-flex;align-items:center;justify-content:space-between;gap:45px;border-radius:50px;min-height:52px;padding:12px 26px;font-size:12px;background:#191d1a;color:#fff;transition:background .2s}.pill:hover{background:#3a4740}.pill span{font-size:19px}
.about-band{background:#202622;color:#fff;padding:98px 0}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}.about-title>p{font-size:11px;color:#c0cbc4;margin:0 0 30px}.about-title h2{font-size:clamp(55px,7vw,102px);font-weight:400;line-height:.97;letter-spacing:-.06em;margin:0}.about-copy{padding-top:37px}.about-copy h3{font-size:24px;font-weight:500;letter-spacing:.03em;margin:0 0 28px}.about-copy p{font-size:13px;line-height:2.1;color:#c0cbc4;margin:0 0 18px}.about-copy .line-link{margin-top:16px}.journal{padding-block:104px}.journal-list{border-top:1px solid var(--line)}.journal-list>a{padding:27px 0;display:grid;grid-template-columns:145px 1fr 30px;align-items:center;gap:25px;border-bottom:1px solid var(--line)}.journal-list>a>span{font-size:11px;color:var(--muted)}.journal-list h3{font-size:17px;font-weight:400;margin:0}.journal-list b{font-size:23px;font-weight:400}.journal-list a:hover h3{text-decoration:underline;text-underline-offset:6px}.inquiry{border-top:1px solid var(--line);padding-block:80px 104px;display:flex;justify-content:space-between;align-items:center;gap:40px}.inquiry h2{font-size:36px;font-weight:500;margin:19px 0 24px}.inquiry p{font-size:12px;line-height:2;color:var(--muted);margin:0}.inquiry-actions{display:grid;gap:20px;min-width:245px}.phone{text-align:center;font-size:18px;letter-spacing:.06em}.footer{padding:50px 5% 24px;background:#f1f2f0}.footer-main,.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:30px}.footer-main nav{display:flex;gap:26px;font-size:11px}.footer-bottom{border-top:1px solid #d4d9d4;padding-top:24px;margin-top:38px;font-size:10px;color:var(--muted)}.footer-bottom small{font-size:10px}
@media(min-width:1600px){.opening-art img{object-fit:contain}}
@media(max-width:900px){.section-wrap{width:calc(100% - 64px)}.masthead nav{gap:22px}.opening-bottom>div{gap:24px}.opening-bottom p{font-size:11px}.ventures{gap:28px}.web-service{padding:40px;gap:35px}.about-grid{gap:38px}.inquiry h2{font-size:30px}}
@media(max-width:640px){html{scroll-padding-top:20px}.section-wrap{width:calc(100% - 40px)}.masthead{height:72px;padding:0 20px}.brand span{font-size:19px}.brand img{width:22px}.menu-toggle{display:flex;align-items:center;gap:16px;background:none;border:0;padding:12px 0 12px 12px;font-size:11px}.menu-toggle>span{font-size:22px}.masthead nav{display:none;position:absolute;left:0;right:0;top:72px;background:white;padding:20px;box-shadow:0 12px 18px #00000012}.masthead nav.is-open{display:flex;flex-direction:column;align-items:stretch;gap:0}.masthead nav a{padding:18px 5px;border-bottom:1px solid #eee;font-size:14px}.masthead nav .nav-inquiry{border-radius:0;border:0}.opening-art{height:355px}.opening-art img{width:100%;height:100%;object-fit:cover;object-position:50% 48%}.opening-bottom{padding:30px 24px 36px;display:block}.opening-bottom h1{font-size:28px;margin-bottom:20px;letter-spacing:.04em}.opening-bottom>div{justify-content:space-between;gap:15px}.opening-bottom p{font-size:10px;line-height:2}.opening-bottom a{font-size:10px;gap:9px}.business{padding-block:65px}.section-intro{display:block;margin-bottom:32px}.section-intro h2{font-size:25px;margin-bottom:18px}.section-intro p{font-size:12px}.ventures{grid-template-columns:1fr;gap:49px}.venture-image{aspect-ratio:1.07}.media-word{font-size:42px}.venture-heading{margin-top:20px}.venture-heading h3{font-size:29px}.venture>p{font-size:12px}.web-service{margin-top:54px;padding:30px 25px;grid-template-columns:1fr;gap:24px}.web-service-title h3{font-size:32px}.web-service-title h3 br{display:none}.web-service-title>p{margin-bottom:12px}.web-service-content>p{font-size:12px}.web-service li{font-size:9px}.about-band{padding-block:65px}.about-grid{grid-template-columns:1fr;gap:20px}.about-title h2{font-size:72px}.about-copy{padding-top:14px}.about-copy h3{font-size:20px}.about-copy p{font-size:12px}.journal{padding-block:64px}.journal .section-intro{display:flex;align-items:start;gap:14px}.journal .section-intro h2{font-size:20px;line-height:1.6;max-width:190px;margin:0}.journal .section-intro .line-link{white-space:nowrap;font-size:10px;gap:10px}.journal-list>a{grid-template-columns:1fr 25px;gap:13px;padding-block:22px}.journal-list>a>span{grid-column:1}.journal-list h3{grid-column:1;grid-row:2;font-size:14px;line-height:1.7}.journal-list b{grid-column:2;grid-row:1 / 3}.inquiry{padding-block:55px 65px;display:block}.inquiry h2{font-size:27px}.inquiry p br{display:none}.inquiry-actions{margin-top:30px}.inquiry-actions .pill{justify-content:center}.footer{padding:35px 20px 24px}.footer-main{display:block}.footer-main nav{margin-top:28px;gap:18px;flex-wrap:wrap;font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}