:root{--bg:#07111f;--surface:#0c1929;--surface2:#112238;--surface3:#152940;--line:#21364f;--text:#f5f9ff;--muted:#8ea2ba;--teal:#5eead4;--teal2:#2fc7ae;--blue:#70a7ff;--green:#55dda7;--yellow:#f4c768;--red:#ff8191;--shadow:0 24px 70px rgba(0,0,0,.3);--radius:17px}*{box-sizing:border-box}html{font-size:16px}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh}button,input,textarea,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.loading-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;gap:14px;font-size:20px}.brand-mark{width:40px;height:40px;border-radius:12px;display:inline-grid;place-items:center;background:linear-gradient(145deg,var(--teal),var(--blue));color:#06111d;font-weight:900;box-shadow:0 12px 32px rgba(94,234,212,.18)}.auth-screen{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}.auth-copy{padding:48px 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