.ch-wrap{max-width:1080px!important;margin:32px auto!important;padding:0 20px;color:#192a42;font-family:inherit}.ch-wrap *{box-sizing:border-box}.ch-wrap [hidden]{display:none!important}.ch-wrap .ch-hero{border:0;border-radius:22px;padding:36px!important;background:linear-gradient(115deg,#102d50,#194873);color:white;margin-bottom:24px!important}.ch-wrap .ch-hero h1{font-size:32px!important;line-height:1.4;letter-spacing:-1px;color:white;margin:12px 0}.ch-wrap .ch-hero p{color:#d5e3f1;line-height:1.8}.ch-wrap .ch-eyebrow{font-size:11px;font-weight:700;letter-spacing:2px}.center-guide{display:flex;gap:24px;margin-top:24px;color:#dceaf7;font-size:13px}.ch-wrap .ch-levels{display:grid;grid-template-columns:1fr 1fr 1.4fr;gap:8px;margin:0 0 24px;padding:6px;background:#edf1f6;border-radius:14px}.ch-wrap .ch-levels button{background:transparent;color:#53657c;text-align:left;padding:16px 20px;border-radius:10px;font-size:16px;line-height:1.5}.ch-wrap .ch-levels button[aria-pressed=true]{background:white;color:#174eb0;box-shadow:0 2px 8px #233b5914}.ch-levels small{display:block;font-size:11px;font-weight:400;margin-top:4px}.center-access{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:8px 0 26px}.center-access strong{font-size:20px}.center-access p{color:#69788d;font-size:13px;margin:8px 0 0;line-height:1.7}.center-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;border-top:1px solid #e1e7ef;padding:24px 0 16px}.center-toolbar h2{font-size:17px;margin:0}.center-toolbar h2 span{color:#3967bd;font-size:13px;margin-left:8px}.center-toolbar input{width:250px;border:1px solid #dce3eb;border-radius:9px;padding:11px 14px;font:inherit;background:white;color:#192a42}.ch-wrap .ch-problem{padding:18px!important;border-color:#e5eaf0;border-left:0;border-right:0;gap:18px!important}.ch-wrap .ch-problem:hover{background:#f8faff}.ch-wrap .ch-problem .ch-title{font-size:15px!important;font-weight:600}.ch-wrap .ch-btn{border-radius:8px;font-weight:600;background:#2458b8;color:white;line-height:1.5}.ch-wrap .ch-btn.secondary{background:#edf2f9;color:#294b7b}.ch-wrap .ch-badge{background:#edf4f3;color:#277568;border-radius:6px;padding:6px 8px}.ch-wrap a:focus-visible,.ch-wrap button:focus-visible,.ch-wrap input:focus-visible{outline:3px solid #6da3ff;outline-offset:3px}.center-oa{padding:40px;border:1px solid #e1e7ef;border-radius:16px;background:#f8fafc;line-height:1.8}.center-oa h2{font-size:22px;margin:16px 0}.center-oa p{color:#64748b}.center-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.ch-footnote{padding:20px;text-align:center;color:#78879b;font-size:12px}#ch-level-empty{padding:36px;text-align:center;background:#f8fafc;border-radius:12px}.ch-wrap button:disabled{opacity:.6;cursor:wait}@media(max-width:650px){.ch-wrap{padding:0 12px;margin:16px auto!important}.ch-wrap .ch-hero{padding:24px!important}.ch-wrap .ch-hero h1{font-size:25px!important}.center-guide{gap:12px;flex-wrap:wrap;font-size:11px}.ch-wrap .ch-levels{grid-template-columns:1fr}.ch-wrap .ch-levels button{padding:12px 16px;display:flex;align-items:center;justify-content:space-between;font-size:14px}.ch-levels small{margin:0;font-size:10px}.center-access{align-items:flex-start;flex-direction:column}.center-toolbar{align-items:stretch;flex-direction:column}.center-toolbar input{width:100%}.center-toolbar label{width:100%}.ch-wrap .ch-problem .ch-actions{justify-content:flex-start}.center-oa{padding:24px}}
.center-oa .ch-actions{margin-top:22px}.center-local-note{margin-top:24px!important;padding-top:18px;border-top:1px solid #e1e7ef;font-size:12px}.ch-wrap .ch-levels button[aria-pressed="true"]{color:#174eb0!important}.ch-wrap .ch-levels button[aria-pressed="true"] small{color:#174eb0!important}