:root{--bg:#080808;--panel:#101010;--ink:#f4f4f1;--muted:#a9a9a4;--line:#30302f;--orange:#ff8500;--max:1280px;--pad:clamp(24px,5vw,76px);--display:"Barlow Condensed","Noto Sans JP",sans-serif;--jp:"Noto Sans JP",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--jp);line-height:1.7;overflow-x:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.mobile-only{display:none}.site-header{position:fixed;z-index:30;inset:0 0 auto;height:76px;display:grid;grid-template-columns:220px 1fr auto;align-items:center;padding:0 28px;background:rgba(6,6,6,.94);border-bottom:1px solid rgba(255,255,255,.12);backdrop-filter:blur(14px)}.brand 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