:root{--ink:#122238;--muted:#607086;--line:#dce4ed;--canvas:#f4f7fb;--panel:#ffffff;--navy:#163a5f;--blue:#1976d2;--sky:#e8f3ff;--green:#157a55;--red:#b42318;--amber:#9c6300}*{box-sizing:border-box}html{background:var(--canvas)}body{margin:0;color:var(--ink);background:radial-gradient(circle at 90% 0,#e1f1ff 0,transparent 28rem),var(--canvas);font-family:Arial,Helvetica,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.app-shell{max-width:1440px;margin:0 auto;padding:0 28px 42px}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-weight:800;font-size:18px;letter-spacing:-.025em;color:var(--navy)}.brand span{color:var(--blue)}.topbar nav{display:flex;align-items:center;gap:20px;color:var(--muted);font-size:14px}.hero{display:flex;justify-content:space-between;gap:32px;align-items:flex-end;padding:54px 0 32px}.hero h1,.page-heading h1{margin:7px 0 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