:root{--ink:#192e38;--paper:#f7f3ea;--white:#fffdf8;--muted:#586b70;--line:#d8ddd5;--green:#315f4d;--amber:#966321;--sage:#e6eee4}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}header,main,footer{width:min(1120px,calc(100% - 48px));margin:auto}header{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:26px 0;border-bottom:1px solid var(--line)}.brand{font-weight:800;letter-spacing:-.5px;text-decoration:none}nav{display:flex;gap:20px;font-size:13px}a{color:inherit;text-underline-offset:4px}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #ba7d31;outline-offset:4px}.hero{padding:58px 0 30px;max-width:900px}.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.16em;font-weight:800;color:var(--green)}h1{font:500 clamp(39px,5.8vw,66px)/1.08 Georgia,serif;letter-spacing:-1.6px;margin:18px 0 24px}h2{font:500 clamp(28px,3vw,38px)/1.2 Georgia,serif;letter-spacing:-.6px;margin:0 0 20px}h3{font-size:20px;line-height:1.3;margin:0 0 14px}p{margin:0 0 17px}.lede{font-size:20px;color:var(--muted);max-width:790px}.fine,small{font-size:13px;color:var(--muted)}.notice{background:#f0e6d1;border-left:4px solid var(--amber);padding:20px 24px;margin:24px 0}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.card{padding:26px;background:var(--white);border:1px solid var(--line);border-radius:8px}.metric{font-size:42px;font-weight:750;letter-spacing:-1px;line-height:1.1;margin:10px 0}.section{padding:45px 0;border-bottom:1px solid var(--line)}.section-intro{max-width:800px}.badge{display:inline-block;font-size:10px;letter-spacing:.08em;font-weight:800;border:1px solid #b4beae;padding:5px 9px;border-radius:20px;margin-bottom:15px}.badge.hold{background:#f0e6d1;color:#79521b;border-color:#d2bc94}.badge.pass{background:var(--sage);color:var(--green)}.badge.fail{background:#f4e2da;color:#85472d}.badge.unknown,.badge.owner{background:#f0e6d1;color:#79521b}.button,button{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;background:var(--ink);color:white;border:1px solid var(--ink);border-radius:4px;text-decoration:none;font:inherit;font-size:14px;font-weight:600;line-height:1.4;cursor:pointer}.button.secondary{background:transparent;color:var(--ink)}.links{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.source{font-size:12px;color:var(--muted)}.source a{margin-right:10px}.offer{display:flex;flex-direction:column}.offer .source{margin-top:auto;padding-top:10px}.offer ul{padding-left:20px}.offer li{margin:7px 0}.audit details{border-top:1px solid var(--line);padding:16px 0}.audit summary{cursor:pointer;font-weight:650;display:flex;align-items:center;justify-content:space-between;gap:18px}.audit summary .badge{margin:0;flex-shrink:0}.audit details p{margin:16px 0 8px}.calculator{background:var(--sage);padding:28px;border-radius:8px}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.fields label{font-size:13px;font-weight:650}.fields input{display:block;width:100%;padding:11px 13px;border:1px solid #a5b4a5;border-radius:4px;background:white;color:var(--ink);font:18px system-ui;margin-top:6px}.calc-result{margin-top:24px;border-top:1px solid #bdcbbb;padding-top:24px}.calc-result dl{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px;margin:0}.calc-result dt{font-size:13px}.calc-result dd{margin:0;text-align:right;font-size:18px;font-weight:700}.error{color:#8d3925;font-weight:700;margin-top:18px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;text-align:left;font-size:14px}th,td{padding:15px 12px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px}ol{padding-left:23px}li{margin:10px 0}footer{padding:32px 0 45px;font-size:12px;color:var(--muted)}code{font-size:.85em;overflow-wrap:anywhere}.skip{position:absolute;left:12px;top:-80px;background:white;padding:12px;z-index:4}.skip:focus{top:12px}@media(max-width:720px){header,main,footer{width:calc(100% - 36px)}header{align-items:flex-start}nav{flex-wrap:wrap;justify-content:flex-end;gap:10px;font-size:12px;max-width:180px}.hero{padding-top:35px}.grid,.two{grid-template-columns:1fr}.card{padding:22px}.section{padding:34px 0}.fields{grid-template-columns:1fr}.calculator{padding:22px}.audit summary{align-items:flex-start}.calc-result dl{gap:16px}.metric{font-size:37px}}

/* Consumer guide */
:root{--ink:#173c32;--paper:#f6f2e9;--muted:#51685f;--green:#173c32;--line:#d5dbcf;--white:#fffdf7}html{scroll-behavior:smooth;scroll-padding-top:24px}.brand{font-size:18px}header{padding:24px 0}nav a{text-decoration:none}.hero{max-width:none;display:grid;grid-template-columns:1.15fr .85fr;gap:58px;align-items:center;padding:72px 0 52px}.hero h1{font-size:clamp(42px,5.4vw,68px);letter-spacing:-2px;line-height:1.05;margin:19px 0 22px}.hero .lede{font-size:19px;max-width:530px}.guide-tag{font-size:11px;font-weight:750;letter-spacing:.16em}.hero-actions{display:flex;align-items:center;gap:24px;margin:28px 0 18px}.primary{padding:16px 22px;gap:28px;font-size:15px;background:var(--green);border-radius:5px}.text-link{font-size:14px;font-weight:650}.hero-note{font-size:12px;color:var(--muted);margin:0}.hero-visual{background:#1c4438;color:#fff9e9;padding:32px 28px 26px;border-radius:120px 120px 10px 10px;min-height:340px;display:flex;flex-direction:column;justify-content:center;text-align:center}.visual-overline{font-size:10px;letter-spacing:.2em;color:#d8d6af;margin-top:18px}.chord-label{font:38px Georgia,serif;margin:6px 0 22px}.chord-label span{font-size:20px;color:#c0cdb9;margin:0 6px}.keyboard-art{display:flex;position:relative;height:132px;gap:3px;max-width:330px;width:100%;margin:0 auto}.white{background:#f9f5e8;flex:1;display:flex;align-items:flex-end;justify-content:center;border-radius:0 0 5px 5px;padding-bottom:10px;color:#173c32;font:15px Georgia,serif}.white.active{background:#e4be79}.black{position:absolute;height:79px;top:0;width:8%;background:#10261f;border-radius:0 0 4px 4px}.b1{left:10.2%}.b2{left:24.7%}.b3{left:53.3%}.b4{left:67.7%}.b5{left:82%}.visual-caption{font:italic 19px/1.4 Georgia,serif;color:#dfe7d1;margin:24px 0 0}.intro-strip{display:flex;justify-content:space-between;gap:20px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:12px;color:#7a897d}.intro-strip strong{margin-left:10px;color:var(--ink);font-weight:600}.section{padding:54px 0}.section-intro{max-width:780px}.offer-panel{display:grid;grid-template-columns:1.1fr 1fr;background:#e6eddf;border-radius:10px;margin-top:24px;padding:32px;gap:44px}.offer-price{font:46px Georgia,serif;margin:8px 0 18px}.offer-price span{display:inline-block;font:14px -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--muted);margin-left:8px}.trial-note{font-size:13px;padding-top:18px;border-top:1px solid #becab5}.offer-action{align-self:center;border-left:1px solid #c5cfbc;padding-left:36px}.offer-action .button{display:flex;min-height:50px;text-align:center}.offer-action strong{font-size:13px}.offer-action p{font-size:14px}.offer-action .fine{font-size:12px;margin-top:14px}.notice{border-radius:5px}footer #privacy{border-top:1px solid var(--line);margin-top:30px;padding-top:30px}footer h2{font-size:23px}footer p{max-width:850px}section[id]{scroll-margin-top:24px}.card{border-radius:10px}.button:hover{background:#285a45;border-color:#285a45}.text-link:hover{text-decoration-thickness:2px}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media(max-width:780px){.hero{grid-template-columns:1fr;gap:30px;padding:40px 0 32px}.hero-copy{max-width:600px}.hero-visual{min-height:0;padding:20px 26px 24px;border-radius:10px;max-width:none;display:grid;grid-template-columns:1fr 1.2fr;gap:0 20px;align-items:center}.visual-overline{grid-column:1;margin:0}.chord-label{grid-column:1;grid-row:2;margin:0;font-size:32px}.keyboard-art{grid-column:2;grid-row:1/4;height:108px}.black{height:64px}.visual-caption{grid-column:1;font-size:15px;margin:12px 0 0}.intro-strip{font-size:11px;gap:8px}.intro-strip span{flex:1}.intro-strip strong{display:block;margin:3px 0 0}.offer-panel{grid-template-columns:1fr;gap:24px;padding:24px}.offer-action{border-left:0;border-top:1px solid #c5cfbc;padding:24px 0 0}.section{padding:36px 0}}@media(max-width:480px){header,main,footer{width:calc(100% - 36px)}header{gap:12px;align-items:center}.brand{max-width:120px;line-height:1.15;font-size:16px}nav{max-width:185px;gap:10px;font-size:11px}nav a:first-child{display:none}.hero h1{font-size:44px;letter-spacing:-1.5px}.hero .lede{font-size:17px}.hero-actions{gap:19px;flex-wrap:wrap}.primary{padding:15px 17px;gap:20px}.hero-visual{padding:22px 16px;grid-template-columns:.85fr 1.15fr;gap:0 14px}.chord-label{font-size:26px}.chord-label span{margin:0 3px}.visual-overline{font-size:8px}.visual-caption{font-size:13px}.keyboard-art{height:104px;gap:2px}.black{height:61px}.white{font-size:12px}.offer-price{font-size:43px}.offer-price span{font-size:12px}.offer-panel{padding:22px}.offer-action .button{font-size:14px}.guide-tag{font-size:10px}.hero-note{font-size:11px}}

nav a{min-height:44px;display:inline-flex;align-items:center}.text-link{min-height:44px;display:inline-flex;align-items:center}@media(max-width:380px){header{flex-direction:column;align-items:flex-start;gap:4px}.brand{max-width:none}nav{max-width:none;justify-content:flex-start;gap:20px}nav a:first-child{display:inline-flex}.hero h1{font-size:40px}}