:root{--blue-950:#061a3a;--blue-900:#08285b;--blue-800:#0a3b86;--blue-700:#0756c9;--blue-600:#0b6cf2;--blue-100:#dcecff;--blue-050:#f2f7ff;--ink:#10213d;--muted:#65738a;--line:#dce4ef;--surface:#fff;--canvas:#eef3f9;--success:#0d8a62;--warning:#b86a00;--shadow:0 18px 50px #071e461a;--shadow-soft:0 8px 26px #071e4612;--radius-xl:24px;--radius-lg:18px;--radius-md:12px}*{box-sizing:border-box}html{scroll-behavior:smooth;min-width:320px}body{min-width:320px;color:var(--ink);background:radial-gradient(circle at 12% -5%, #0b6cf21f, transparent 34%), var(--canvas);margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;font-size:14px;line-height:1.45}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.shell{width:min(1440px,100% - 36px);margin:0 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