:root{--uhc-navy:#002677;--uhc-navy-dark:#001a52;--uhc-navy-hover:#003da1;--uhc-blue:#196ecf;--uhc-blue-dark:#0c55b8;--uhc-orange:#d14600;--uhc-orange-dark:#aa3600;--text:#333;--text-muted:#697277;--surface:#fff;--bg:#f4f4f4;--border:#e5e5e6;--border-strong:#cbcccd;--success:#007000;--bad:#c40000}*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Segoe UI,Roboto,system-ui,sans-serif;color:var(--text);background:var(--bg)}a{color:var(--uhc-blue);text-decoration:none}a:hover{text-decoration:underline}.shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px}.card{width:100%;max-width:480px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:38px 36px 30px;box-shadow:0 4px 18px rgba(0,0,0,.05)}h1.title{margin:0 0 6px;font-size:26px;font-weight:800;color:var(--uhc-navy);letter-spacing:-.01em}p.sub{margin:0 0 22px;font-size:14px;color:var(--text-muted);line-height:20px}button.primary{width:100%;padding:13px;font-family:inherit;font-size:15px;font-weight:700;color:#fff;background:var(--uhc-orange);border:none;border-radius:10px;cursor:pointer;transition:background .15s ease}button.primary:hover{background:var(--uhc-orange-dark)}button.primary:disabled{opacity:.5;cursor:not-allowed}button.ghost{background:none;border:1px solid var(--border-strong);color:var(--text-muted);font-family:inherit;font-size:13px;font-weight:600;padding:8px 16px;border-radius:8px;cursor:pointer}