:root{--navy-950:#07111f;--navy-900:#0b1728;--navy-800:#122238;--navy-700:#1a304d;--ink:#142033;--muted:#68758a;--line:#dfe5ec;--surface:#fff;--canvas:#f3f6f9;--green:#16a36a;--green-soft:#e8f8f1;--blue:#2f6df6;--blue-soft:#edf3ff;--red:#d44747}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--canvas);color:var(--ink);margin:0;font-family:Segoe UI,Tahoma,sans-serif}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.login-shell{background:radial-gradient(circle at 18% 18%, #2f6df62e, transparent 30%), radial-gradient(circle at 80% 85%, #16a36a24, transparent 28%), var(--navy-950);place-items:center;min-height:100vh;padding:24px;display:grid}.login-card{color:#fff;background:#0b1728eb;border:1px solid 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