:root{--blue:#0c72ee;--blue2:#25a7ff;--navy:#0b2454;--ink:#112039;--muted:#6f7f98;--line:#dfe7f3;--soft:#f6f9fe;--sky:#eaf3ff;--green:#25b77b;color:var(--ink);font-family:Inter,Noto Sans JP,Hiragino Sans,Yu Gothic,YuGothic,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;min-height:100vh;margin:0;background:var(--sky);color:var(--ink);overflow-x:hidden}a,button{font:inherit}a{color:inherit}button{cursor:pointer}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{height:72px;display:flex;justify-content:space-between;gap:26px;padding:0 34px;background:#fff;border-bottom:1px solid 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