@charset "UTF-8";
:root{--yellow:#ffd52a;--orange:#f47b20;--ink:#29251f;--cream:#fff9ed;--white:#fff;--muted:#746e64;--line:#dcd7cd;--radius:24px;--header-height:94px;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:120px}body{margin:0;color:var(--ink);background:var(--cream);font-family:'Noto Sans JP',sans-serif;font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}a{color:inherit;text-decoration:none}button{border:0;background:none}img{display:block;max-width:100%;height:auto}h1,h2,h3,h4,p,figure{margin:0}h1,h2,h3,h4{font-family:'Noto Sans JP',sans-serif;font-weight:700;line-height:1.4;letter-spacing:.035em}em,i{font-style:normal}ul,ol{padding:0;margin:0;list-style:none}svg{display:block}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #12579b;outline-offset:5px}::selection{background:var(--yellow);color:var(--ink)}.wrap{width:min(100%,1328px);margin-inline:auto;padding-inline:clamp(24px,5vw,72px)}.section-space{padding-block:112px}.eyebrow{display:flex;align-items:center;gap:12px;font-size:13px;font-weight:700;letter-spacing:.07em;margin-bottom:21px}.eyebrow>span:first-child{font-family:'Noto Sans JP',sans-serif;font-size:11px;border:1px solid;border-radius:99px;padding:2px 10px;line-height:1.8}.section-title{font-size:clamp(34px,3.9vw,54px);line-height:1.5;letter-spacing:.02em}.section-note{margin-top:24px;color:var(--muted);font-size:14px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:36px;padding:16px 20px 16px 28px;min-height:60px;color:#fff;background:var(--ink);border:1px solid var(--ink);border-radius:60px;font-size:14px;font-weight:700;transition:background .3s,color .3s,transform .3s}.button:hover{background:var(--orange);color:var(--ink);border-color:var(--orange);transform:translateY(-3px)}.button .arrow{width:32px;height:32px;background:#fff;color:var(--ink)}.arrow{display:inline-grid;place-items:center;flex:none;border-radius:50%;width:42px;height:42px;line-height:1;font-size:23px;transition:transform .3s}.button:hover .arrow{transform:rotate(45deg)}.model-note{font-size:11px;line-height:1.8;color:#80786c;margin-top:24px}.reveal{opacity:1;transform:none}.js-ready .reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .8s cubic-bezier(.2,.7,.2,1)}.js-ready .reveal.is-visible{opacity:1;transform:translateY(0)}.skip-link{position:fixed;z-index:200;top:-80px;left:24px;padding:10px 18px;background:var(--ink);color:white;border-radius:8px}.skip-link:focus{top:16px}
.site-header{position:fixed;z-index:80;top:18px;left:28px;right:28px;height:76px;border-radius:12px;background:#fff;box-shadow:0 2px 16px #29251f08;display:flex;align-items:center;padding:12px 24px;gap:28px;transition:box-shadow .3s,top .3s}.site-header.is-scrolled{box-shadow:0 4px 22px #29251f12}.brand{display:flex;align-items:center;gap:10px;flex:none}.brand-symbol{display:grid;place-items:center;width:40px;height:42px;color:var(--orange);flex:none}.brand-symbol svg{width:40px;height:40px}.brand-name{font-family:'Noto Sans JP',sans-serif;font-size:27px;font-weight:700;letter-spacing:.09em;line-height:1.2}.brand-sub{display:block;font-size:9px;letter-spacing:.24em;font-weight:500;margin-top:4px}.desktop-nav{display:flex;align-items:center;justify-content:flex-end;gap:clamp(16px,2vw,30px);margin-left:auto}.desktop-nav a{font-size:13px;font-weight:700;position:relative;white-space:nowrap}.desktop-nav a::after{content:'';position:absolute;left:0;right:0;bottom:-8px;height:3px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .3s}.desktop-nav a:hover::after,.desktop-nav a[aria-current=page]::after{transform:scaleX(1)}.header-entry{display:flex;align-items:center;gap:20px;padding:10px 18px;background:var(--yellow);border-radius:50px;font-weight:700;font-size:13px;white-space:nowrap;transition:background .3s}.header-entry:hover{background:var(--orange)}.header-entry span{font-size:22px;line-height:1}.menu-toggle{width:46px;height:46px;display:none;flex:none;border-radius:50%;border:1px solid var(--ink);position:relative}.menu-toggle span{position:absolute;left:12px;right:12px;height:2px;background:var(--ink);transition:transform .3s,top .3s}.menu-toggle span:first-child{top:17px}.menu-toggle span:last-child{top:25px}.menu-toggle[aria-expanded=true] span:first-child{top:21px;transform:rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{top:21px;transform:rotate(-45deg)}.mobile-menu{position:fixed;inset:0;z-index:75;background:var(--yellow);padding:130px 24px 48px;overflow:auto;visibility:hidden;opacity:0;transform:translateY(-24px);transition:opacity .3s,transform .4s,visibility .3s}.mobile-menu.is-open{visibility:visible;opacity:1;transform:none}.mobile-menu a{display:flex;justify-content:space-between;border-bottom:1px solid #29251f30;padding:19px 0;font-size:22px;font-weight:700}.mobile-menu a small{font-size:12px;margin-right:16px}.mobile-menu .menu-caption{font-size:13px;margin-top:30px}.subpage main{padding-top:116px}.page-transition{position:fixed;inset:0;z-index:190;background:var(--yellow);transform:translateY(100%);pointer-events:none;transition:transform .36s cubic-bezier(.76,0,.24,1)}.page-transition.is-leaving{transform:translateY(0)}
.intro{display:none;position:fixed;inset:0;background:#fff;z-index:300;align-items:center;justify-content:center;overflow:hidden;transition:transform .65s cubic-bezier(.76,0,.24,1)}.intro-active .intro{display:flex}.intro-word{color:var(--orange);font-family:'Noto Sans JP',sans-serif;font-weight:700;font-size:clamp(70px,12vw,166px);letter-spacing:.08em;opacity:0;animation:intro-word-in .6s .1s both;transition:transform .9s cubic-bezier(.65,0,.25,1)}.intro::after{content:'';position:absolute;inset:0;background:var(--orange);opacity:0;transition:opacity .25s .55s}.intro.is-expanding .intro-word{transform:scale(28)}.intro.is-expanding::after{opacity:1}.intro.is-leaving{transform:translateY(-100%)}.intro-skip{position:absolute;right:28px;bottom:28px;z-index:1;font-size:12px;padding:10px 14px;border-bottom:1px solid var(--ink)}@keyframes intro-word-in{from{opacity:0;filter:blur(5px)}to{opacity:1;filter:blur(0)}}
.recruit-banner{background:var(--yellow);position:relative;overflow:hidden;padding:76px 0}.recruit-banner::before{content:'＋';position:absolute;font-size:400px;line-height:1;right:-40px;top:-45px;color:#ffffff45;font-weight:700}.recruit-banner-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:40px}.recruit-banner .eyebrow{margin-bottom:12px}.recruit-banner h2{font-size:clamp(36px,4.8vw,62px)}.recruit-banner p:last-child{margin-top:16px;font-size:14px}.recruit-banner a{background:var(--ink);color:white;min-width:250px;border-radius:100px;padding:30px 32px;display:flex;justify-content:space-between;gap:40px;align-items:center;font-size:18px;font-weight:700;transition:background .3s,transform .3s}.recruit-banner a:hover{background:var(--orange);color:var(--ink);transform:translateY(-5px)}.recruit-banner a .arrow{background:var(--yellow);color:var(--ink);width:50px;height:50px}.site-footer{background:var(--cream);padding-top:78px;overflow:hidden}.footer-main{display:grid;grid-template-columns:1.05fr 1.2fr 1fr;gap:56px}.footer-brand .brand-name{font-size:35px}.footer-brand>p{font-size:12px;margin-top:24px;line-height:2}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px;padding-top:4px}.footer-links a{font-size:13px;font-weight:700}.footer-links a:hover{color:#b94c00}.footer-actions{display:grid;gap:12px;align-content:start}.footer-actions a{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);background:white;padding:16px 18px;border-radius:8px;font-size:13px;font-weight:700;transition:background .25s}.footer-actions a:hover{background:var(--yellow)}.footer-actions span{color:#d86105}.footer-marquee{display:flex;width:max-content;font-family:'Noto Sans JP',sans-serif;font-weight:700;font-size:clamp(58px,9vw,130px);line-height:1.3;color:var(--orange);letter-spacing:.04em;margin-top:74px;animation:footer-marquee 30.76923077s linear infinite}.footer-marquee span{padding-right:40px}.footer-bottom{margin-top:36px;padding-block:24px;border-top:1px solid var(--line);display:flex;gap:24px;justify-content:space-between;align-items:center}.footer-bottom small{font-size:10px;line-height:1.8;color:var(--muted);max-width:700px}.to-top{display:flex;align-items:center;gap:12px;white-space:nowrap;font-size:12px;font-weight:700}.to-top span{display:grid;place-items:center;background:var(--ink);color:white;border-radius:50%;width:42px;height:42px;font-size:19px}.footer-marquee.is-paused{animation-play-state:paused}@keyframes footer-marquee{to{transform:translateX(-50%)}}
dialog{border:0;padding:48px;border-radius:24px;max-width:min(640px,calc(100vw - 32px));color:var(--ink);box-shadow:0 20px 100px #0003;background:var(--cream)}dialog::backdrop{background:#29251f99;backdrop-filter:blur(5px)}.dialog-close{position:absolute;top:15px;right:15px;background:white;border:1px solid var(--line);border-radius:50%;width:42px;height:42px;font-size:28px;line-height:1}.news-dialog h2{font-size:26px;padding-right:12px}.news-dialog>p:not(.eyebrow):not(.model-note){margin:24px 0 30px;line-height:2}.privacy-dialog h2{margin-bottom:24px}.privacy-dialog p{font-size:14px;line-height:2}
@media(min-width:1600px){.hero-stage{max-width:1600px;margin:auto}}
@media(max-width:1120px){.site-header{gap:20px;padding-inline:18px}.desktop-nav{gap:17px}.desktop-nav a{font-size:12px}.brand-name{font-size:23px}.brand-symbol{width:34px}.header-entry{gap:12px}.footer-main{gap:30px}.footer-brand .brand-name{font-size:29px}}
@media(max-width:960px){.desktop-nav{display:none}.header-entry{margin-left:auto}.menu-toggle{display:block}.site-header{left:18px;right:18px;top:14px;height:72px}.section-space{padding-block:80px}.footer-main{grid-template-columns:1fr 1fr}.footer-brand{grid-row:span 2}.footer-actions{grid-column:2}.recruit-banner-inner{gap:20px}.recruit-banner a{min-width:220px;padding:22px}.recruit-banner h2{font-size:40px}.footer-bottom{flex-wrap:wrap}.footer-bottom small{max-width:70%}}
@media(max-width:600px){:root{--header-height:82px}.wrap{padding-inline:24px}.site-header{left:12px;right:12px;top:12px;height:64px;border-radius:10px;padding:10px 12px;gap:10px}.brand{gap:6px}.brand-symbol,.brand-symbol svg{width:27px;height:29px}.brand-name{font-size:20px;letter-spacing:.04em}.brand-sub{font-size:7px;letter-spacing:.12em;margin-top:2px}.header-entry{padding:9px 12px;font-size:11px;gap:8px;min-height:40px}.header-entry span{font-size:18px}.menu-toggle{width:38px;height:38px}.menu-toggle span{left:9px;right:9px}.menu-toggle span:first-child{top:14px}.menu-toggle span:last-child{top:22px}.menu-toggle[aria-expanded=true] span:first-child,.menu-toggle[aria-expanded=true] span:last-child{top:18px}.section-space{padding-block:68px}.section-title{font-size:33px;line-height:1.55}.eyebrow{font-size:11px;gap:10px;margin-bottom:17px}.eyebrow>span:first-child{font-size:10px;padding:1px 9px}.section-note{font-size:13px;margin-top:16px}.desktop-only{display:none}.subpage main{padding-top:94px}.button{font-size:13px;padding:14px 18px 14px 24px;min-height:56px}.recruit-banner{padding-block:56px}.recruit-banner-inner{display:block}.recruit-banner h2{font-size:34px}.recruit-banner a{margin-top:26px;width:100%;padding:18px 24px;font-size:16px}.recruit-banner::before{top:0;font-size:300px}.footer-main{grid-template-columns:1fr;gap:34px}.footer-brand{grid-row:auto}.footer-actions{grid-column:auto;grid-template-columns:1fr 1fr;gap:10px}.footer-actions a{font-size:11px;padding:13px 14px;min-height:54px}.footer-brand>p{margin-top:14px}.site-footer{padding-top:52px}.footer-links{gap:18px 20px}.footer-links a{font-size:13px}.footer-marquee{margin-top:44px;font-size:65px}.footer-bottom{margin-top:28px;gap:20px}.footer-bottom small{max-width:100%;order:3}.to-top{margin-left:auto}.model-note{font-size:10px}dialog{padding:50px 24px 28px}.news-dialog h2{font-size:23px}.news-dialog>p:not(.eyebrow):not(.model-note){font-size:15px}.mobile-menu{padding-top:112px}.mobile-menu a{font-size:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.js-ready .reveal{opacity:1;transform:none}.intro-active .intro{display:none}.footer-marquee{animation:none}.page-transition{display:none}}

.privacy-open{text-align:left;font-size:11px;text-decoration:underline;text-underline-offset:4px;min-height:44px;padding:5px 2px}.privacy-dialog p+p{margin-top:16px}

.about-home-return.is-at-footer{opacity:0;visibility:hidden;pointer-events:none;transform:translateY(12px)}

/* 日本語の見出しは単語の途中での分断を抑える */
h1,h2,h3{word-break:normal;overflow-wrap:normal;text-wrap:pretty}

/* Local proposal labels and responsive copy. */
.draft-notice{position:relative;background:#fff3c4;border-bottom:1px solid #e0c77e;padding:104px 24px 12px;font-size:12px;text-align:center;line-height:1.8}.subpage .draft-notice{padding:12px 24px;margin-bottom:24px}.sample-label{display:block;padding:14px 18px;margin:20px 0;background:#fff3c4;border-left:3px solid var(--orange);font-size:13px;line-height:1.8}.company-stat-small .company-stat-value>span{font-size:clamp(36px,4vw,58px)}.company-stat-board{margin-top:40px}.message-body>.message-chapters{max-width:860px;margin:auto}.entry-open-button{display:flex;align-items:center;justify-content:space-between}.recruit-role-tabs button{font-size:clamp(13px,1.7vw,22px)}
@media(max-width:600px){.draft-notice{padding:92px 20px 12px;text-align:left}.hero-title{font-size:clamp(38px,10.5vw,62px)}.company-title{font-size:clamp(34px,8.5vw,48px)}.brand-name{font-size:18px}.sample-label{font-size:12px}.recruit-role-tabs button{padding-inline:10px;line-height:1.6}.company-stat-small .company-stat-value>span{font-size:42px}}

.role-title-part{white-space:nowrap}@media(max-width:600px){.recruit-role-intro h3{font-size:27px}}

@media(max-width:600px){.company-title span{font-size:clamp(25px,7.4vw,40px);white-space:nowrap}}

.sankyo-brand-symbol{flex:none;width:48px;height:48px;display:block;background:#000;border-radius:6px;overflow:hidden}.sankyo-brand-symbol img{width:100%;height:100%;object-fit:contain}.footer-brand .sankyo-brand-symbol{width:56px;height:56px}@media(max-width:600px){.sankyo-brand-symbol{width:34px;height:34px}.footer-brand .sankyo-brand-symbol{width:44px;height:44px}}

/* Full company name in shared branding. */
.brand-name{font-size:clamp(19px,2.1vw,27px);letter-spacing:.025em;white-space:nowrap}.footer-brand .brand-name{font-size:clamp(23px,2.4vw,30px)}.discover-company h3{font-size:clamp(28px,3.1vw,44px)}.company-profile-heading .section-title{font-size:clamp(30px,3.1vw,44px)}
@media(max-width:600px){.brand-name{font-size:14px;letter-spacing:0}.brand-sub{font-size:6px}.footer-brand .brand-name{font-size:24px}.discover-company h3{font-size:28px}.company-profile-heading .section-title{font-size:30px}}
@media(max-width:359px){.site-header{gap:6px;padding-inline:8px}.brand{gap:4px}.brand-name{font-size:12px}.sankyo-brand-symbol{width:28px;height:28px}.header-entry{padding-inline:8px;gap:4px}}

/* Keep the complete company name visible before the opening transition. */
.intro-word{opacity:1;animation:none;font-size:clamp(24px,8vw,108px);letter-spacing:.025em;white-space:nowrap;max-width:calc(100vw - 32px);transition:opacity .45s ease}.intro.is-expanding .intro-word{transform:none;opacity:0;animation:none}