:root{--bg:#0b0b0c;--ink:#111;--ink-soft:#3b3b3f;--muted:#6b7280;--line:#e6e6ea;--line-soft:#f0f0f3;--paper:#fafafb;--panel:#fff;--red:#f03;--red-dark:#cc0029;--red-soft:#ffe5ea;--green:#16a34a;--green-soft:#dcfce7;--blue:#2563eb;--blue-soft:#dbeafe;--amber:#f59e0b;--amber-soft:#fef3c7;--shadow-sm:0 2px 6px #0f0f140a;--shadow:0 6px 24px #0f0f140f;--shadow-lg:0 16px 40px #0f0f141a;--radius-sm:8px;--radius:12px;--radius-lg:18px;--radius-xl:24px}*{box-sizing:border-box}html,body{min-height:100%;color:var(--ink);background:var(--paper);letter-spacing:-.005em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-family:Inter,Helvetica Neue,Hiragino Sans,Noto Sans JP,-apple-system,BlinkMacSystemFont,system-ui,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}img{max-width:100%;display:block}h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.1}p{line-height:1.65}.shell{width:min(1180px,100% - 32px);margin:0 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