:root{--bg:#101110;--surface:#1b1c18;--ink:#fffbea;--accent:#f6dd66;--muted:#c9c6b8}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.55 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}a{color:inherit}button,select,input{font:inherit}button,a,select,input{touch-action:manipulation}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.brand,main,footer{width:min(1120px,calc(100% - 64px));margin:auto}.brand{display:flex;align-items:center;gap:15px;padding:25px 0;border-bottom:1px solid #62604b}.brand img{width:37px;height:52px;object-fit:contain}.brand span{font-size:13px;letter-spacing:.18em;line-height:1.6}.brand small{font-size:10px;color:var(--muted)}.review-link{margin-left:auto;color:var(--muted);font-size:13px}.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;padding:80px 0 65px;align-items:center}.eyebrow{letter-spacing:.16em;font-size:12px;font-weight:750;color:var(--accent);margin:0 0 18px}.hero h1{font:900 italic clamp(78px,10vw,144px)/.94 Impact,'Arial Narrow','Helvetica Neue',sans-serif;letter-spacing:-.045em;margin:0 0 29px;transform:skew(-4deg);transform-origin:left center;color:#eee9d5;text-shadow:1px 1px 0 #ffffff12}.hero h1{background-image:linear-gradient(174deg,transparent 19.7%,#1718113b 20%,transparent 20.4%,transparent 61%,#17181128 61.3%,transparent 61.7%),repeating-radial-gradient(circle at 33% 25%,#fff7e829 0 .5px,transparent .8px 2.3px),linear-gradient(175deg,#fffbea,#d7d0b9);background-clip:text;-webkit-background-clip:text;color:transparent}.intro{font-size:29px;line-height:1.25;letter-spacing:-.02em;margin-bottom:18px;white-space:pre-line}.lead{color:var(--muted);max-width:330px}.hero figure{margin:0;transform:rotate(2deg)}.hero figure img{display:block;width:100%;box-shadow:18px 24px 0 #25251c}.hero figcaption{font-size:11px;color:var(--muted);margin-top:30px;text-align:right}.button{display:inline-flex;gap:20px;align-items:center;justify-content:center;text-decoration:none;padding:14px 22px;border:1px solid #73705c;border-radius:4px;margin:10px 8px 0 0;background:transparent;color:var(--ink);cursor:pointer;font-weight:650;transition:background .15s,transform .15s,box-shadow .15s}.primary{background:var(--accent);border-color:var(--accent);color:#171810}.button:hover{background:#37372a}.primary:hover{background:#fff09b}.button:active{transform:translateY(2px)}.facts{font-size:12px;color:var(--muted);margin-top:24px}.contents{display:flex;flex-wrap:wrap;gap:28px;border-top:1px solid #62604b;border-bottom:1px solid #62604b;padding:22px 0}.contents a{font-size:13px;text-decoration:none;color:var(--muted)}.contents a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:5px}section:not(.hero){padding:64px 0;scroll-margin-top:20px}h2{font:bold italic clamp(35px,4vw,54px)/1.13 Georgia,serif;letter-spacing:-.035em;margin:0 0 16px}h3{line-height:1.22}p.section-lead{color:var(--muted);max-width:620px;margin-bottom:34px}.lessons{display:grid;grid-template-columns:1fr 1fr;gap:20px}.lesson{display:flex;flex-direction:column;align-items:flex-start;padding:28px;background:var(--surface);border-top:2px solid var(--accent);scroll-margin-top:26px;position:relative}.lesson.is-selected{box-shadow:inset 0 0 0 1px #f6dd6666}.lesson .number{position:absolute;right:26px;top:21px;font:italic 32px Georgia,serif;color:#9e9979}.lesson h3{font-size:25px;margin:17px 0;max-width:85%}.lesson p,.lesson li{color:var(--muted);font-size:15px}.lesson .small{font-size:11px;color:var(--accent);margin:0;padding-right:42px}.lesson ul{padding-left:18px;margin:0 0 17px}.lesson li+li{margin-top:7px}.lesson .aim{padding-top:12px;margin:0 0 20px;border-top:1px solid #4f4e3e;font-size:13px}.lesson .aim strong{color:var(--ink)}.practice-button{display:flex;align-items:center;justify-content:space-between;gap:15px;width:100%;margin-top:auto;padding:14px 16px;border:1px solid var(--accent);border-radius:4px;color:#171810;background:var(--accent);text-align:left;cursor:pointer;font-weight:750;transition:background .15s,box-shadow .15s,transform .15s}.practice-button span:first-child{line-height:1.35}.practice-button small{display:block;margin-top:3px;font-weight:500;font-size:11px}.practice-button:hover{background:#fff09b;box-shadow:0 3px 0 #766822;transform:translateY(-1px)}.practice-button:active{transform:translateY(2px);box-shadow:none}.practice-button[aria-pressed=true]{background:#fff4bd;border-color:#fff4bd;box-shadow:inset 4px 0 0 #4c4316}.music-preview{width:100%;margin:0 0 17px}.music-preview svg{display:block;width:100%;height:auto;background:#ede8d5;border-radius:4px}.music-preview figcaption{font-size:11px;color:var(--muted);margin-top:7px}.chord-map{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:16px 0 20px;width:100%}.chord-map strong{font-size:21px;background:#2a2b22;color:var(--accent);border:1px solid #5a5941;border-radius:4px;padding:6px 10px}.chord-map span{color:var(--muted)}.connection{margin-top:25px;padding:28px;border:1px solid #62604b}.connection h3{font-size:24px;margin:0 0 12px}.connection p:last-child{color:var(--muted);font-size:15px;margin-bottom:0}.connection .eyebrow{margin-bottom:12px}.comparison{display:flex;align-items:center;gap:15px;flex-wrap:wrap}.comparison .label{font-weight:700;color:var(--accent);font-size:22px}.comparison .arrow{color:var(--muted);font-size:25px}.player-heading{margin-bottom:28px}.player-heading h2{max-width:900px}.player-heading h2:focus{outline:none}.back-link{display:inline-block}.player-choice{padding:24px;border:1px solid #81794e;border-left:4px solid var(--accent);background:#202219}.player-choice label{font-size:20px;font-weight:750}.player-choice p{margin:6px 0 16px;font-size:13px;color:var(--muted)}.player-choice select{font-size:18px;border:1px solid #b6a55d;padding:15px 40px 15px 15px;background-color:#10130e;max-width:100%;text-overflow:ellipsis}.selection-details{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:15px 0 22px}.selection-details p{font-size:13px;color:var(--muted);margin:0}.text-link{font-size:13px;color:var(--accent);text-underline-offset:4px}.selection-details .text-link{white-space:nowrap}label{display:block;font-size:13px}select{display:block;width:100%;padding:12px;margin-top:6px;background:#22241e;color:var(--ink);border:1px solid #76715a;border-radius:4px}.controls{display:flex;gap:18px;align-items:center;flex-wrap:wrap;background:var(--surface);padding:18px;border-top:1px solid #4f4e3e}.controls button{background:var(--accent);border:0;border-radius:4px;color:#111;padding:13px 22px;cursor:pointer;font-weight:bold}.controls button:hover:not(:disabled){background:#fff09b}.controls button:active:not(:disabled){transform:translateY(2px)}.controls button:disabled{opacity:.45;cursor:default}.controls select{width:112px}.check{display:flex;align-items:center;gap:6px}.check input{width:18px;height:18px;accent-color:var(--accent)}#tempo{font-size:13px;color:var(--muted)}#status{font-size:13px;color:var(--muted)}.paper{background:#fff;color:#111;overflow-x:auto;min-height:180px;padding:15px}.player-note{font-size:13px;color:var(--muted)}.listen{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;border-top:1px solid #62604b;border-bottom:1px solid #62604b}.listen p{color:var(--muted)}.practice{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.practice b{font-size:13px;color:var(--accent)}.practice p,.finish{font-size:15px;color:var(--muted)}.finish{border-top:1px solid #62604b;padding-top:24px;margin-top:30px}footer{display:flex;justify-content:space-between;gap:25px;padding:30px 0;color:var(--muted);font-size:11px;letter-spacing:.08em;border-top:1px solid #62604b}.teacher{max-width:800px;padding:45px 0}.teacher h1{font:900 italic 70px Impact,'Arial Narrow',sans-serif}.teacher table{width:100%;border-collapse:collapse}.teacher td,.teacher th{text-align:left;padding:12px;border-bottom:1px solid #62604b}.teacher li{margin:14px 0}.error{color:#ffbc9e!important}[hidden]{display:none!important}
@media(max-width:700px){.brand,main,footer{width:calc(100% - 36px)}.brand{padding:16px 0}.hero{gap:30px;padding:46px 0 35px;grid-template-columns:1fr}.hero h1{font-size:clamp(70px,20vw,108px);line-height:1}.hero figure{width:52%;margin:0 0 15px auto}.hero figcaption{font-size:10px}.intro{font-size:26px}.contents{gap:15px}.contents a{font-size:12px}section:not(.hero){padding:42px 0}.lessons{grid-template-columns:1fr}.lesson{padding:22px}.lesson .number{right:21px}.connection{padding:23px}.controls{gap:12px;padding:12px}.controls button{padding:12px 15px}.controls label{font-size:12px}.controls select{padding:8px;width:86px}.paper{padding:4px}.player-choice{padding:18px}.player-choice label{font-size:18px}.player-choice select{font-size:16px}.selection-details{display:block}.selection-details .text-link{display:inline-block;white-space:normal;margin-top:10px}.listen,.practice{grid-template-columns:1fr;gap:15px}.review-link{font-size:11px}.button{font-size:14px;padding:13px 16px}.hero figure img{box-shadow:9px 12px 0 #25251c}.player-heading h2{font-size:36px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.practice-button{transition:none}}
@media print{body{background:#fff;color:#111;font-size:10pt}.brand,main,footer{width:100%}.hero,nav,#player,#sound,footer,.review-link,button{display:none!important}section:not(.hero){padding:15px 0}h2{font-size:25pt}.eyebrow,.practice b,.lesson .small{color:#555}.lessons{gap:10px}.lesson,.connection{background:#fff;border:1px solid #999;padding:12px;break-inside:avoid}.lesson p,.lesson li,.finish,.section-lead,.connection p:last-child{color:#333!important}.lesson h3{font-size:16pt}.lesson .aim strong{color:#111}.practice{gap:15px}.brand{border:0}.connection{margin-top:10px}.chord-map strong{background:#fff;color:#111}.music-preview svg{max-height:120px}.lesson .number{right:10px;top:8px;font-size:22px}}
/* Artist-specific title treatments share the same readable body and controls. */
:root[data-title-treatment=bold] .hero h1{font-family:Impact,'Arial Narrow',sans-serif;font-style:normal;letter-spacing:-.02em;transform:none;background:none;color:var(--ink);text-shadow:none}
:root[data-title-treatment=slab] .hero h1{font-family:Rockwell,Georgia,serif;font-style:normal;letter-spacing:-.055em;transform:none;background:none;color:var(--ink);text-shadow:none}
@supports(color:color-mix(in srgb,white,black)){.primary:hover,.practice-button:hover,.controls button:hover:not(:disabled){background:color-mix(in srgb,var(--accent) 75%,white)}.practice-button[aria-pressed=true]{background:color-mix(in srgb,var(--accent) 70%,white);border-color:color-mix(in srgb,var(--accent) 70%,white);box-shadow:inset 4px 0 0 color-mix(in srgb,var(--accent) 35%,black)}.lesson.is-selected{box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--accent) 40%,transparent)}}

.lesson .level-badge{display:inline-block;padding:4px 10px;border:1px solid var(--muted);border-radius:20px;font-size:12px;color:var(--ink);margin:0 0 15px}

[hidden]{display:none!important}.section-controls{margin-top:14px}.hero figure img{object-fit:contain;background:#fff;box-shadow:0 12px 30px #0002}.controls select,.controls button{min-height:44px}.paper{overflow-x:auto}@media(max-width:600px){.section-controls label{flex:1 1 40%}.section-controls output{flex-basis:100%}}