:root{--ink:#202020;--muted:#626262;--line:#dedede;--paper:#fff;--soft:#f7f7f7;--site-width:1280px;--reading-width:760px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:104px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.9;overflow-wrap:anywhere}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:4px}
a:hover{text-decoration:none;color:#686868}
a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible{outline:2px solid #222;outline-offset:5px}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,p,figure,dl{margin:0}
h1,h2,h3{line-height:1.5;font-weight:700}
h1{font-size:36px;letter-spacing:.02em}
h2{font-size:25px}
h3{font-size:21px}
p+p{margin-top:16px}
ul{padding-left:1.4em}
.container{width:calc(100% - 64px);max-width:var(--site-width);margin-inline:auto}
.reading-width{width:calc(100% - 64px);max-width:var(--reading-width);margin-inline:auto}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;z-index:10;left:12px;top:-90px;background:#fff;padding:10px 18px;border:1px solid #222}
.skip:focus{top:12px}
.site-header{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid #eee}
.header-inner{height:80px;width:100%;max-width:none;padding-inline:32px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;flex-direction:column;justify-content:center;text-decoration:none;line-height:1.2;flex-shrink:0}
.brand-name{font-family:Arial,Helvetica,sans-serif;font-weight:800;font-size:24px;letter-spacing:.045em}
.brand-kana{font-size:10px;letter-spacing:.12em;margin-top:5px}
.site-header nav{display:flex;align-items:center;gap:32px}
.site-header nav a{display:flex;align-items:center;min-height:44px;text-decoration:none;font-size:14px}
.site-header nav a:hover,.site-header nav a[aria-current]{text-decoration:underline;text-underline-offset:8px}
.site-footer{border-top:1px solid var(--line);padding:32px 0 24px;background:#fff;font-size:12px;text-align:center}
.footer-links{display:flex;justify-content:center;align-items:center;gap:8px 24px;flex-wrap:wrap}
.footer-links a,.footer-bottom a{text-decoration:none;display:inline-flex;align-items:center;min-height:36px}
.footer-links a:hover,.footer-bottom a:hover{text-decoration:underline}
.footer-bottom{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px 24px;margin-top:16px;color:var(--muted)}
.footer-bottom small{font-size:11px}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--muted)}
.fine,.genre{font-size:13px;color:var(--muted)}
.lead{font-size:18px;line-height:1.9}
.button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;gap:24px;padding:8px 22px;border:1px solid #404040;border-radius:2px;background:#fff;text-decoration:none;font-size:14px;line-height:1.7;font-family:inherit;cursor:pointer}
.button:disabled{opacity:.55;cursor:wait}
.button:hover{background:#efefef;color:#202020}
.text-link{display:inline-flex;align-items:center;gap:16px;min-height:44px}
.product-status{display:flex;align-items:center;flex-wrap:wrap;gap:16px;font-size:13px;color:#494949;margin-top:10px}
.home-banner{width:100%;margin:0;padding:0}
.brand-banner{display:block;width:100%;height:auto}
.game-art{display:grid;grid-template-columns:.8fr 1.7fr;align-items:center;gap:16px;aspect-ratio:16/9;padding:16px;background:#efefed;overflow:hidden}
.game-art-logo{display:flex;justify-content:center;min-width:0;min-height:0}
.game-art-logo img{width:100%;height:auto;max-height:100%;object-fit:contain}
.game-art-boards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;align-items:center;height:100%;min-height:0}
.game-art-boards img{width:100%;height:100%;min-height:0;object-fit:contain}
.studio-intro{text-align:center;padding:16px 32px;font-size:14px;line-height:1.8;background:#fff}
.works-section{background:var(--soft);padding:64px 0}
.section-title{text-align:center;margin-bottom:32px}
.section-title h2{font-size:32px;letter-spacing:.02em;color:#727984}
.section-title p{font-size:13px;color:var(--muted);margin-top:5px}
.works-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:start}
.work-card{min-width:0;overflow:hidden;background:#fff;border-radius:16px;box-shadow:0 4px 9px #00000014}
.work-cover{display:block;text-decoration:none;color:inherit}
.work-copy{padding:24px}
.work-copy h3{font-size:20px;margin-bottom:5px}
.work-copy h3 a{text-decoration:none}
.work-description{font-size:13px;margin-top:16px}
.work-description br{display:none}
.work-copy>.fine{margin-top:12px}
.work-copy .button{margin-top:20px;font-size:13px;padding-inline:16px}
.guidelines-section{padding:64px 0;background:#fff}
.guidelines-section h2{font-size:25px;margin-bottom:24px}
.guidelines-section p,.guidelines-section li{font-size:14px;line-height:1.9}
.guidelines-section li+li{margin-top:10px}
.guidelines-section .fine{font-size:12px;margin-top:24px}
.guidelines-contact{margin-top:24px}
.guidelines-contact a{display:inline-flex;align-items:center;gap:16px;min-height:44px}
.breadcrumb{padding-top:26px;font-size:12px;color:var(--muted)}
.breadcrumb a{text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.page-heading{padding-bottom:34px}
.page-heading .eyebrow{margin-top:34px;margin-bottom:8px}
.page-heading h1{margin-bottom:12px}
.page-heading .lead{font-size:16px;color:var(--muted);max-width:760px}
.game-intro{display:grid;grid-template-columns:340px 1fr;gap:64px;align-items:center;padding-top:40px;padding-bottom:48px}
.game-title-logo{max-width:320px;margin-inline:auto}
.game-intro-copy h1{margin:5px 0 8px}
.game-intro-copy .lead{margin-top:24px;font-size:20px}
.game-intro-copy>p:not(.eyebrow):not(.genre):not(.product-status):not(.lead){font-size:15px}
.game-intro-copy .button{margin-top:24px}
.product-actions{display:flex;flex-wrap:wrap;gap:12px}
.game-share{padding-bottom:24px;font-size:13px;text-align:right}
.game-share a{display:inline-flex;align-items:center;min-height:44px}
.game-features{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding:30px 0 48px;border-top:1px solid var(--line)}
.game-features h2{font-size:19px;margin-bottom:10px}
.game-features p{font-size:14px;color:#4c4c4c}
.board-section{background:var(--soft);padding:48px 0}
.board-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;align-items:start}
.board-grid figure{min-width:0}
.board-grid figure>img{width:100%;height:auto}
.board-grid figcaption{padding-top:15px}
.board-grid h3{font-size:17px;margin:4px 0 8px}
.board-grid figcaption>p:last-child{font-size:13px;line-height:1.85}
.section-note{text-align:right;margin-top:20px}
.collection-section{display:grid;grid-template-columns:340px 1fr;align-items:center;gap:64px;padding-top:56px;padding-bottom:56px;max-width:960px}
.collection-art{width:100%;max-width:280px;justify-self:center}
.collection-copy h2{margin:8px 0 22px;font-size:25px}
.collection-copy p{font-size:15px}
.collection-copy .text-link{margin-top:18px;font-size:14px}
.support-link{border-top:1px solid var(--line);padding-top:28px;padding-bottom:44px;font-size:14px;display:flex;justify-content:space-between;gap:24px;align-items:center}
.support-link>p{color:var(--muted)}
.support-link>div{display:flex;gap:24px;flex-wrap:wrap}
.support-link a{display:inline-flex;gap:8px;min-height:44px;align-items:center}
.jump-links{display:flex;flex-wrap:wrap;gap:8px 24px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:12px;font-size:13px}
.jump-links a{display:flex;min-height:36px;align-items:center;text-decoration:none}
.jump-links a:hover{text-decoration:underline}
.guide-content{padding-bottom:48px}
.guide-step{padding:32px 0;border-bottom:1px solid var(--line)}
.guide-step h2,.legal-body h2{display:flex;gap:16px;font-size:22px;margin-bottom:20px;align-items:baseline}
.guide-step h2>span,.legal-body h2>span{font-size:13px;font-weight:400;color:var(--muted);flex-shrink:0}
.guide-step p{font-size:15px}
.guide-step p.fine{font-size:13px}
.reset-timeline{display:flex;align-items:center;justify-content:center;gap:32px;background:var(--soft);padding:24px;margin:24px 0}
.reset-timeline>div{display:flex;flex-direction:column;text-align:center}
.reset-timeline strong{font-size:34px;font-weight:600;line-height:1.4;font-variant-numeric:tabular-nums}
.reset-timeline>div>span{font-size:13px;margin-top:8px}
.timeline-arrow{font-size:22px;color:#666}
.notice{background:var(--soft);border-left:3px solid #8e8e8e;padding:20px 24px;margin-top:28px;font-size:14px}
.notice strong{font-size:15px}
.notice p{margin-top:8px}
.support-content,.game-support{padding-bottom:64px}
.faq{padding-top:28px}
.faq h2{margin-bottom:20px;font-size:23px}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;position:relative;padding:20px 38px 20px 0;font-size:15px;font-weight:600;cursor:pointer;line-height:1.8}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'＋';position:absolute;right:2px;top:20px;font-weight:400;font-size:18px;line-height:1.5}
.faq details[open] summary::after{content:'−'}
.faq-answer{padding:0 0 24px;font-size:14px;color:#4a4a4a}
.contact-section{margin-top:40px;border-top:1px solid var(--line);padding-top:34px}
.contact-section h2{font-size:23px;margin-bottom:18px}
.contact-section .eyebrow{margin-bottom:8px}
.contact-section p,.contact-context{font-size:15px}
.contact-section .fine{font-size:13px;margin-top:24px}
.contact-form{position:relative;display:grid;gap:24px;margin-top:28px}
.support-content .contact-form{margin-top:0}
.form-field{display:grid;gap:8px;min-width:0}
.form-field>label{font-size:14px;font-weight:600}
.field-note{font-size:12px;font-weight:400;color:var(--muted);margin-left:8px}
.form-field input:not([type="checkbox"]),.form-field select,.form-field textarea{display:block;width:100%;min-height:46px;padding:10px 12px;border:1px solid #b8b8b8;border-radius:3px;background:#fff;color:var(--ink);font:inherit;font-size:16px;line-height:1.6}
.form-field textarea{resize:vertical;min-height:180px}
.form-field input[type="file"]{padding:8px;max-width:100%;font-size:14px}
.form-field input[type="file"]::file-selector-button{font:inherit;background:var(--soft);border:1px solid var(--line);border-radius:2px;padding:7px 12px;margin-right:12px;cursor:pointer}
.contact-section .field-help{font-size:12px;color:var(--muted);line-height:1.8;margin:0}
.privacy-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:1.9;cursor:pointer}
.privacy-check input{flex:0 0 18px;width:18px;height:18px;margin:4px 0 0;accent-color:#333}
.contact-honeypot{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}
.contact-section .contact-status{margin:0;font-size:14px;line-height:1.8}
.contact-status:empty{display:none}
.contact-status[data-state="error"]{color:#a61e1e}
.contact-status[data-state="success"]{color:#275c35}
.contact-form>.button{justify-self:start;min-width:160px}
.about-content{padding-top:6px;padding-bottom:72px}
.about-content p{font-size:15px}
.about-content .about-intro{font-size:19px;font-weight:600;margin-bottom:24px}
.operator-info{margin:36px 0 24px;border-top:1px solid var(--line);font-size:14px}
.operator-info>div{display:grid;grid-template-columns:148px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.operator-info dt{color:var(--muted);font-weight:400}
.operator-info dd{margin:0}
.operator-info dd .fine{display:inline-block;margin-left:12px}
.legal-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:64px;padding-bottom:64px;align-items:start}
.legal-index{padding-top:10px}
.legal-index nav{display:flex;flex-direction:column;margin-top:12px}
.legal-index a{font-size:12px;text-decoration:none;display:flex;min-height:38px;align-items:center;padding:5px 0;color:#555}
.legal-index a:hover{text-decoration:underline}
.legal-body{max-width:760px;font-size:15px}
.legal-body .notice{margin-top:0;margin-bottom:24px}
.legal-body .date{font-size:12px;color:var(--muted);margin-bottom:18px}
.legal-body section{padding-top:32px}
.legal-body h2{font-size:21px;margin-bottom:16px}
.legal-body p{line-height:1.95}
.not-found{padding-top:72px;padding-bottom:112px;text-align:center;min-height:calc(100vh - 264px)}
.error-number{font-family:Arial,Helvetica,sans-serif;font-size:76px;font-weight:700;line-height:1.2;color:#777;margin-bottom:24px}
.not-found h1{font-size:30px;margin-bottom:20px}
.not-found p:not(.error-number){font-size:15px}
.not-found .button{margin-top:30px}
@media(max-width:900px){
  .works-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .game-intro{grid-template-columns:260px 1fr;gap:32px}
  .game-title-logo{max-width:260px}
  .game-intro-copy .lead{font-size:18px}
  .game-intro-copy br{display:none}
  .board-grid{gap:16px}
  .board-grid h3{font-size:16px}
  .collection-section{grid-template-columns:260px 1fr;gap:36px}
  .collection-art{max-width:240px}
  .collection-copy h2{font-size:22px}
  .support-link{display:block}
  .support-link>div{margin-top:8px}
  .legal-layout{grid-template-columns:190px minmax(0,1fr);gap:32px}
}
@media(max-width:600px){
  body{font-size:15px}
  .container,.reading-width{width:calc(100% - 32px)}
  .header-inner{height:80px;padding-inline:16px;gap:16px}
  .brand-name{font-size:20px}
  .brand-kana{font-size:9px;margin-top:3px}
  .site-header nav{gap:12px}
  .site-header nav a{min-height:44px;font-size:11px}
  .studio-intro{padding:16px;font-size:12px;line-height:1.8}
  .works-grid{grid-template-columns:1fr}
  .section-title{margin-bottom:24px}
  .section-title p{font-size:12px}
  .guidelines-section{padding:40px 0}
  .guidelines-section h2{font-size:22px}
  .guidelines-section p,.guidelines-section li{font-size:13px}
  .work-copy{padding:24px}
  .work-copy .button{width:100%}
  .product-status{gap:12px;font-size:12px}
  .genre{font-size:12px}
  .breadcrumb{padding-top:20px;font-size:11px}
  .page-heading{padding-bottom:26px}
  .page-heading .eyebrow{margin-top:24px}
  h1,.page-heading h1{font-size:27px;overflow-wrap:normal}
  .page-heading .lead{font-size:14px}
  .game-intro{grid-template-columns:1fr;gap:24px;padding-top:26px;padding-bottom:32px}
  .game-title-logo{width:210px}
  .game-intro-copy h1{font-size:30px}
  .game-intro-copy .lead{font-size:19px;margin-top:20px}
  .game-intro-copy>p:not(.eyebrow):not(.genre):not(.product-status):not(.lead){font-size:14px}
  .game-features{grid-template-columns:1fr;gap:22px;padding-top:26px;padding-bottom:32px}
  .game-features h2{font-size:18px;margin-bottom:6px}
  .game-features p{font-size:13px}
  .board-section{padding:32px 0}
  .board-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 16px}
  .board-grid figcaption{padding-top:10px}
  .board-grid h3{font-size:15px;margin:3px 0 7px}
  .board-grid .genre{font-size:11px}
  .board-grid figcaption>p:last-child{font-size:12px}
  .section-note{font-size:11px}
  .collection-section{grid-template-columns:1fr;gap:28px;padding-top:36px;padding-bottom:36px}
  .collection-art{max-width:230px}
  .collection-copy h2{font-size:22px;margin-bottom:18px}
  .collection-copy p{font-size:14px}
  .support-link{padding-top:22px;padding-bottom:28px;font-size:13px}
  .support-link>div{display:block}
  .support-link a{display:flex}
  .jump-links{gap:2px 20px;font-size:12px;padding-block:12px}
  .jump-links a{min-height:36px}
  .guide-step{padding:26px 0}
  .guide-step h2,.legal-body h2{font-size:20px;gap:12px;align-items:flex-start}
  .guide-step h2>span,.legal-body h2>span{font-size:12px;line-height:2.5}
  .guide-step p{font-size:14px}
  .reset-timeline{gap:12px;padding:20px 12px}
  .reset-timeline strong{font-size:30px}
  .reset-timeline>div>span{font-size:11px}
  .timeline-arrow{font-size:18px}
  .notice{padding:18px;font-size:13px}
  .guide-content{padding-bottom:30px}
  .support-content,.game-support{padding-bottom:40px}
  .faq h2,.contact-section h2{font-size:21px}
  .faq summary{font-size:14px;padding-block:18px}
  .faq summary::after{top:18px}
  .faq-answer{font-size:13px}
  .contact-section p,.contact-context{font-size:14px}
  .contact-section{margin-top:30px;padding-top:28px}
  .contact-section .fine{font-size:12px}
  .about-content{padding-bottom:44px}
  .about-content .about-intro{font-size:18px}
  .about-content p{font-size:14px}
  .operator-info>div{grid-template-columns:1fr;gap:5px;padding:16px 0}
  .operator-info dt{font-size:12px}
  .operator-info dd .fine{margin-left:8px;font-size:12px}
  .legal-layout{grid-template-columns:1fr;gap:28px;padding-bottom:40px}
  .legal-index{padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .legal-index nav{margin-top:8px}
  .legal-index a{min-height:34px;font-size:12px}
  .legal-body{font-size:14px}
  .legal-body section{padding-top:28px}
  .legal-body .notice{margin-bottom:20px}
  .site-footer{padding:24px 0 18px}
  .footer-links{gap:2px 18px;font-size:11px}
  .footer-bottom{gap:12px;margin-top:18px;font-size:11px}
  .not-found{padding-top:56px;padding-bottom:76px}
  .error-number{font-size:66px}
  .not-found h1{font-size:24px}
  .not-found p:not(.error-number){font-size:14px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}