:root{--ink:#1d2430;--muted:#66707f;--line:#e3e6ea;--bg:#f6f7f9;--card:#fff;--accent:#2f6fde;--accent2:#9ec0f5;--error:#c62828}*{box-sizing:border-box}body{color:var(--ink);background:var(--bg);margin:0;font:15px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.page{max-width:1100px;margin:0 auto;padding:40px 24px}h1{margin:0 0 20px;font-size:22px}label{color:var(--muted);margin:0 0 4px;font-size:13px;display:block}input,select{border:1px solid var(--line);width:100%;font:inherit;background:#fff;border-radius:8px;padding:9px 10px}[aria-invalid=true]{border-color:var(--error)}.error{color:var(--error);min-height:0;margin:4px 0 0;font-size:12px}.error:empty{display:none}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}.sub{color:var(--muted);font-size:13px}svg text{fill:var(--muted);font-size:11px}.legend{color:var(--muted);gap:14px;margin-top:6px;font-size:12px;display:flex}.legend i{vertical-align:-1px;border-radius:2px;width:10px;height:10px;margin-right:5px;display:inline-block}.grid{grid-template-columns:300px 1fr;align-items:start;gap:20px;display:grid}.form>div{margin-bottom:14px}.form>div:last-child{margin-bottom:0}.stats{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px;display:grid}.stats .card{padding:14px}.stats .v{font-size:22px;font-weight:650}#results{min-width:0;transition:opacity .15s}#results.stale{opacity:.4}@media (width<=720px){.grid,.stats{grid-template-columns:1fr}}.tabs{border-bottom:1px solid var(--line);gap:4px;height:40px;margin:0 0 20px;display:flex}.tabs [role=tab]{font:inherit;color:var(--muted);cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;margin-bottom:-1px;padding:8px 14px}.tabs [role=tab][aria-selected=true]{color:var(--ink);border-bottom-color:var(--accent);font-weight:600}.tabs [role=tab]:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:6px 6px 0 0}#rate-results{min-width:0;transition:opacity .15s}#rate-results.stale{opacity:.4}.rate-message{margin:6px 0 0;font-size:14px}.rate-note{color:var(--muted);margin:4px 0 0;font-size:12px}