:root{color-scheme:light;--page-max: 1120px}*,*:before,*:after{box-sizing:border-box}html,body{padding:0;margin:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,Noto Sans,Helvetica Neue,"Apple Color Emoji","Segoe UI Emoji";color:#111;background:#fafafa}main{width:100%;max-width:var(--page-max);margin:0 auto;padding:18px 16px 32px}header.appHeader{position:sticky;top:0;background:#fafafadb;-webkit-backdrop-filter:saturate(1.1) blur(8px);backdrop-filter:saturate(1.1) blur(8px);border-bottom:1px solid rgba(0,0,0,.06)}.headerInner{width:100%;max-width:var(--page-max);margin:0 auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;gap:10px;align-items:center;text-decoration:none;color:inherit;font-weight:700}.brand span{font-size:1.1rem}