*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#07090f;--card:#0c0f19;--border:rgba(255,255,255,.07);--border-hi:rgba(255,255,255,.14);
  --gold:#c9a84c;--gold-hi:#e8c870;--gold-dim:rgba(201,168,76,.28);--gold-glow:rgba(201,168,76,.09);
  --cream:#e0dbd0;--muted:#8a8fa3;--err:#e88080;--r:14px;--rs:8px;
  --fd:'Cormorant Garamond',Georgia,serif;--fb:'Nunito','Heebo',system-ui,sans-serif;--fm:'JetBrains Mono',ui-monospace,Consolas,monospace;
}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--fb);background:var(--bg);color:var(--cream);min-height:100vh;padding:1.5rem 1rem 3rem;overflow-x:hidden;
  background-image:radial-gradient(ellipse 55% 40% at 15% 8%,rgba(201,168,76,.06),transparent 60%),radial-gradient(ellipse 45% 35% at 85% 92%,rgba(80,100,200,.05),transparent 60%)}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--gold-hi);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.app{max-width:1000px;margin:0 auto}
header{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding-bottom:1.25rem;margin-bottom:1.75rem;border-bottom:1px solid var(--border)}
.logo{display:flex;align-items:center;gap:.875rem}
.logo-icon{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;font-size:1.5rem;color:var(--gold-hi);background:linear-gradient(135deg,rgba(201,168,76,.2),rgba(201,168,76,.04));border:1px solid var(--gold-dim)}
.logo h1{font-family:var(--fd);font-size:1.9rem;font-weight:600;line-height:1;direction:ltr;background:linear-gradient(135deg,#f0eade 20%,var(--gold) 80%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.logo p{font-size:.7rem;color:var(--muted);letter-spacing:.06em;margin-top:2px}
.hdr-actions{display:flex;gap:.4rem;flex-wrap:wrap}
.pill-btn{appearance:none;display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;font-family:inherit;line-height:1.5;text-decoration:none;margin:0;height:36px;padding:0 .9rem;background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:9999px;color:var(--gold);font-size:.78rem;font-weight:700;cursor:pointer;transition:.15s}
.pill-btn.round{width:36px;padding:0;font-size:1.05rem}
.pill-btn:hover,.pill-btn.on{background:var(--gold-glow);border-color:var(--gold-dim)}
.pill-btn.on{color:var(--gold-hi)}
main{display:grid;gap:1.25rem}
@media(min-width:780px){main{grid-template-columns:1fr 1fr;align-items:start}}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:0 24px 60px rgba(0,0,0,.6);overflow:hidden}
.card-hdr{padding:.875rem 1.375rem;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:.5rem}
.card-hdr .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);flex-shrink:0}
.card-hdr h2{font-size:.72rem;font-weight:700;letter-spacing:.1em;color:var(--muted);flex:1}
.card-body{padding:1.375rem;display:flex;flex-direction:column;gap:1.25rem}
.sec-lbl{display:block;font-size:.7rem;font-weight:700;letter-spacing:.06em;color:var(--muted);margin-bottom:.45rem}
.btn-row{display:flex;flex-wrap:wrap;gap:.3rem}
.sel-btn{padding:.42rem .65rem;min-width:38px;min-height:36px;border-radius:var(--rs);border:1px solid var(--border);background:rgba(255,255,255,.03);color:var(--cream);font-size:.84rem;font-weight:600;cursor:pointer;transition:.15s}
.sel-btn:hover{background:rgba(255,255,255,.07);border-color:var(--border-hi)}
.sel-btn.on{background:var(--gold);border-color:var(--gold);color:#140e00;box-shadow:0 4px 16px rgba(201,168,76,.3)}
.sel-btn.small{min-width:30px;min-height:28px;padding:.2rem .4rem;font-size:.7rem;align-self:center}
.sel-btn.type-btn{font-size:.78rem;min-width:54px;direction:ltr}
hr.div{border:none;height:1px;background:var(--border)}
.input-row{display:flex;gap:.5rem}
.txt-input{flex:1;width:100%;padding:.55rem .875rem;background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:var(--rs);color:var(--cream);font-family:var(--fm);font-size:.9rem}
.txt-input::placeholder{color:#5e6275}
.txt-input:focus{border-color:var(--gold-dim);outline-offset:0}
textarea.txt-input{font-family:var(--fb);resize:vertical;margin-bottom:.9rem}
input.txt-input{margin-bottom:.4rem}
.go-btn,.close-btn{padding:.55rem 1.2rem;background:var(--gold);border:0;border-radius:var(--rs);color:#140e00;font-weight:800;font-size:.85rem;cursor:pointer;transition:.15s}
.go-btn:hover,.close-btn:hover{background:var(--gold-hi)}
.go-btn:disabled{opacity:.5;cursor:default}
.ghost-btn{padding:.55rem 1rem;background:transparent;border:1px solid var(--border-hi);border-radius:var(--rs);color:var(--cream);font-size:.85rem;cursor:pointer}
.link-btn{background:none;border:0;color:var(--gold);font-size:.74rem;font-weight:700;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.msg{min-height:1.2em;margin-top:.5rem;font-size:.8rem;color:var(--muted)}
.msg.err{color:var(--err)}
.chord-hero{text-align:center;padding:1.5rem 1rem .9rem;background:radial-gradient(ellipse 80% 60% at 50% 0,rgba(201,168,76,.08),transparent 70%);border-bottom:1px solid var(--border)}
.chord-name{font-family:var(--fd);font-size:4rem;font-weight:700;line-height:1.05;word-break:break-all;background:linear-gradient(145deg,#f5edcc,var(--gold) 55%,#b07828);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.chord-name.pop{animation:pop .22s ease}
@keyframes pop{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:none}}
.chord-type-lbl{font-size:.85rem;color:var(--muted);margin-top:.25rem}
.notes-row{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:.35rem;padding:.7rem .875rem;margin:1.1rem 1.375rem 0;background:rgba(201,168,76,.06);border:1px solid rgba(201,168,76,.14);border-radius:var(--rs)}
.note-chip{display:inline-flex;flex-direction:column;align-items:center;min-width:2.4rem;padding:.2rem .5rem;background:rgba(255,255,255,.07);border-radius:6px;font-family:var(--fm)}
.note-chip b{font-weight:500;font-size:.95rem}
.note-chip i{font-style:normal;font-size:.62rem;color:var(--muted)}
.note-sep{color:var(--muted)}
.info-sections{display:flex;flex-direction:column;gap:.9rem;padding:1rem 1.375rem 1.25rem}
.info-lbl{font-size:.66rem;font-weight:700;letter-spacing:.06em;color:var(--muted);margin-bottom:.2rem}
.info-val,.enh-row{font-family:var(--fm);font-size:.8rem;color:#b0aba0}
.enh-row{display:block;width:max-content;direction:ltr;color:var(--gold-hi);font-weight:700;text-decoration:underline;text-underline-offset:3px;margin-top:.3rem}
.enh-row:hover{color:var(--gold)}
.info-explain{font-size:.86rem;color:#a29d95;line-height:1.7}
.piano-box{padding:0 1.375rem 1.375rem}
.piano-wrap{position:relative;height:130px;direction:ltr;background:#0c0e14;border:1px solid rgba(255,255,255,.06);border-radius:var(--rs);overflow:hidden}
.pk{position:absolute;top:0;display:flex;justify-content:center;align-items:flex-end;border-radius:0 0 5px 5px;transition:background .12s}
.pk.w{height:100%;background:#cec8ba;z-index:1;border-left:1px solid rgba(0,0,0,.2)}
.pk.b{height:62%;background:#141420;z-index:2;border:1px solid #000;border-bottom-width:3px;transform:translateX(-50%)}
.pk.w.hl{background:var(--gold);box-shadow:inset 0 -10px 18px rgba(255,255,255,.18)}
.pk.b.hl{background:#9a6c18;box-shadow:0 0 12px rgba(201,168,76,.45)}
.pk-lbl{display:flex;flex-direction:column;align-items:center;margin-bottom:5px;font-family:var(--fm);font-size:.52rem;line-height:1.25;color:rgba(0,0,0,.42);pointer-events:none}
.pk.b .pk-lbl{color:rgba(255,255,255,.4);font-size:.46rem}
.pk.hl .pk-lbl{color:rgba(0,0,0,.85);font-weight:700;font-size:.62rem}
.pk.b.hl .pk-lbl{color:#fff}
.pk.root::after{content:'';position:absolute;width:7px;height:7px;border-radius:50%;background:#140e00;box-shadow:0 0 0 1.5px rgba(255,255,255,.7)}
footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;margin-top:1.5rem;font-size:.74rem;color:var(--muted)}
footer a{color:var(--gold)}
.noscript{text-align:center;color:var(--err);padding:1rem}
.toast{position:fixed;bottom:1.5rem;left:50%;transform:translate(-50%,20px);background:#1c2030;border:1px solid var(--border-hi);padding:.55rem 1rem;border-radius:9999px;font-size:.82rem;opacity:0;pointer-events:none;transition:.2s;z-index:200}
.toast.show{opacity:1;transform:translate(-50%,0)}
/* dialogs */
dialog{margin:auto;width:min(92vw,440px);max-height:88vh;overflow:auto;background:var(--card);color:var(--cream);border:1px solid var(--border-hi);border-radius:var(--r);box-shadow:0 30px 80px rgba(0,0,0,.8);padding:0}
dialog::backdrop{background:rgba(0,0,0,.72);backdrop-filter:blur(5px)}
.dlg-body{padding:1.25rem 1.375rem;display:block}
.dlg-body p{color:#a29d95;font-size:.88rem;line-height:1.75;margin-bottom:.6rem}
.dlg-body strong{color:var(--cream)}
.dlg-body code{font-family:var(--fm);color:var(--gold)}
.dlg-ft{padding:.5rem 1.375rem 1.375rem}
.close-btn{width:100%;padding:.7rem}
.dlg-actions{display:flex;gap:.5rem;margin-top:.5rem}
.thanks{text-align:center}
.stars{display:flex;gap:.2rem;margin-bottom:.2rem}
.star{background:none;border:0;font-size:2.1rem;line-height:1;color:#3a3f52;cursor:pointer;padding:.1rem .15rem;transition:color .1s,transform .1s}
.star.on{color:var(--gold-hi)}
.star:hover{transform:scale(1.12)}
.rating-lbl{min-height:1.3em;font-size:.8rem;color:var(--gold);margin-bottom:.9rem}
.fb-status{min-height:1.2em;font-size:.82rem;color:var(--muted)}
.fb-status.err{color:var(--err)}
@media(max-width:480px){.chord-name{font-size:3.2rem}.logo h1{font-size:1.6rem}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.pk.w.root::after{bottom:30px}
.pk.b.root::after{top:8px}
[hidden]{display:none!important}
.logo h1{white-space:nowrap}
@media(max-width:480px){header{flex-wrap:wrap}.pill-btn{padding:0 .7rem}}
/* Bright studio theme */
:root{--bg:#f5f7ff;--card:#fff;--border:#e0e6f4;--border-hi:#cbd4ea;--gold:#6554dc;--gold-hi:#4934bb;--gold-dim:#c8bfff;--gold-glow:#efebff;--cream:#28334f;--muted:#65708a;--err:#b32645;--fd:'Nunito',Arial,sans-serif;--fb:Arial,'Nunito',sans-serif}
body{background-image:radial-gradient(ellipse at 5% 0,#dcf8f0,transparent 45%),radial-gradient(ellipse at 95% 15%,#fff0d9,transparent 45%);padding-top:2rem}
.logo h1{background:none;-webkit-text-fill-color:var(--gold);font-weight:700;letter-spacing:-.03em}
.logo-icon{background:#fff0c9;border-color:#f0d991;color:#9a6113}
.card{box-shadow:0 12px 36px #52628e12;border-radius:22px}
.card-hdr{background:#f8f9fe}.card-hdr .dot{width:8px;height:8px;background:#26b89c}
.pill-btn{background:#fff}.sel-btn{background:#f7f8fd}.sel-btn:hover{background:#ece8ff}
.sel-btn.on{color:#fff;box-shadow:0 4px 12px #6554dc25}
.go-btn,.close-btn{color:#fff}.go-btn:hover,.close-btn:hover{background:#4934bb}
.txt-input{background:#f8f9fd}.txt-input::placeholder{color:#7b849a}
.chord-hero{background:linear-gradient(135deg,#f0edff,#e9faf6)}
.chord-name{font-family:'Nunito',Arial,sans-serif;background:none;-webkit-text-fill-color:#4934bb;font-size:3.5rem}
.notes-row{background:#effaf7;border-color:#ceeae1}.note-chip{background:#fff;box-shadow:0 2px 5px #28334f08}
.info-val,.enh-row,.info-explain,.dlg-body p{color:#536078}
.piano-wrap{height:155px;background:#fff;border:1px solid #cfd7e6;border-radius:10px}
.pk.w{background:linear-gradient(#fff,#f1f3fa);border-left:1px solid #c9d0df}
.pk.b{background:linear-gradient(#35405a,#202840)}
.pk.w.hl{background:linear-gradient(#c8f4e5,#6ddbb6)}
.pk.b.hl{background:linear-gradient(#9c87f4,#6554dc)}
.pk-lbl{font-size:.68rem;color:#667085}.pk.b .pk-lbl{font-size:.58rem;color:#cbd2e5}.pk.hl .pk-lbl{font-size:.85rem;color:#143b30}.pk.b.hl .pk-lbl{color:#fff}
.toast{background:#fff;color:#28334f;box-shadow:0 8px 30px #28334f20}
.star{color:#c3c9d9}.star.on{color:#dc950c}
.download-btn{display:inline-flex;align-items:center;text-decoration:none;height:auto;min-height:36px;padding:.5rem .9rem}
@media(max-width:480px){.hdr-actions{gap:.5rem}.download-btn{order:3;width:100%;justify-content:center}.pk.hl .pk-lbl{font-size:.72rem}}

/* Local Hebrew font and clear Latin chord symbols. */
:root{--fb:'Heebo','Nunito',system-ui,sans-serif;--fd:'JetBrains Mono',monospace}
.logo h1,.chord-name{font-family:var(--fd)}
.note-chip,.pk-lbl,.enh-row{font-family:var(--fm),'Heebo',sans-serif}
.info-lbl,.sec-lbl,.card-hdr h2{letter-spacing:normal}

.hdr-actions .pill-btn{min-height:36px;height:36px;padding-block:0;flex-shrink:0}

/* One persistent keyboard moves behind the cropped viewport. */
.piano-track{position:absolute;inset:0 auto 0 0;height:100%;direction:ltr}
.piano-track-ready{transition:transform .38s ease-in-out,width .38s ease-in-out}
.piano-wrap{transition:width .38s ease-in-out}
@media(prefers-reduced-motion:reduce){.piano-track-ready,.piano-wrap{transition:none}}

.piano-track .pk-lbl{transition:opacity .16s ease}
.piano-labels-fading .pk-lbl{opacity:0}
@media(prefers-reduced-motion:reduce){.piano-track .pk-lbl{transition:none}}

.piano-track .pk{transition:opacity .16s ease}
.piano-labels-fading .pk.hl{opacity:.35}
@media(prefers-reduced-motion:reduce){.piano-track .pk{transition:none}}