/* =====================================================================
   Jazz Guitar Arpeggio Finder — arpeggios.css
   Loaded after analyzer.css. Chord tones are solid, the notes the
   arpeggio adds are hollow, and the arpeggio's own root is ringed in
   green: three states, because those are the three things a player has
   to tell apart while the chord is going past.
   ===================================================================== */

:root{
  --gut:#c9c3b6;
  --ap-tone:#f1eee8;        /* a tone of the chord underneath */
  --ap-root:#6FB78F;        /* the arpeggio's own root */
  --ap-tension:#8fa9ce;     /* what the arpeggio adds to the chord */
}

/* ------------------------------------------------------------- input */
.apcontrols{display:flex;gap:12px;flex-wrap:wrap;align-items:stretch}
#apchord,#aprogin{flex:1 1 240px;min-width:0;background:#0a0a0b;border:1px solid var(--line-strong);
  border-radius:10px;color:var(--cream);font-family:'Oswald',sans-serif;letter-spacing:1px;
  font-size:19px;padding:14px 16px}
#apchord:focus,#aprogin:focus{outline:none;border-color:var(--pewter);
  box-shadow:0 0 0 3px rgba(185,180,170,.10)}
#apchord::placeholder,#aprogin::placeholder{color:var(--muted2);letter-spacing:.5px}

/* The filter chips. Same shape as the voicing tool's, restated here
   because that stylesheet is not loaded on this page and a chip that
   falls back to a bare <button> reads as a browser default in the middle
   of a designed console. */
.filterrow{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;align-items:center}
.filterrow .lbl{font-family:'Oswald',sans-serif;text-transform:uppercase;letter-spacing:2.2px;
  font-size:10.5px;color:var(--muted2);margin-right:2px}
.fchip{cursor:pointer;background:transparent;border:1px solid var(--line-strong);border-radius:999px;
  color:var(--muted);padding:7px 15px;font-family:'Oswald',sans-serif;font-size:12px;
  letter-spacing:1.4px;text-transform:uppercase;transition:.16s}
.fchip:hover{border-color:var(--pewter);color:var(--cream)}
.fchip.on{background:var(--cream);color:#111;border-color:var(--cream)}
.fchip:focus-visible{outline:2px solid var(--pewter);outline-offset:2px}

/* ------------------------------------------------------------- cards */
.ahead2{font-family:'Oswald',sans-serif;font-weight:500;text-transform:uppercase;
  letter-spacing:2.4px;font-size:14px;color:var(--muted2);margin:8px 0 18px}
.ahead2 b{color:var(--cream);font-weight:600;letter-spacing:.5px;font-size:20px}
.agrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(430px,1fr));gap:16px}
.acard{background:linear-gradient(180deg,var(--panel),#111113);border:1px solid var(--line);
  border-left:3px solid var(--line-strong);border-radius:14px;padding:18px 20px}
.acard.cat-best{border-left-color:var(--ap-root)}
.acard.cat-common{border-left-color:var(--ap-tension)}
.acard.cat-alternative{border-left-color:var(--f-modal)}
.acard.cat-color{border-left-color:var(--f-chrom)}
.acard.cat-advanced{border-left-color:var(--muted2)}
.ahead{margin-bottom:12px}
.acat{display:inline-block;font-family:'Oswald',sans-serif;font-size:9.5px;letter-spacing:2px;
  text-transform:uppercase;color:var(--muted2);border:1px solid var(--line-strong);
  border-radius:999px;padding:3px 9px;margin-bottom:7px}
.cat-best .acat{color:var(--ap-root);border-color:rgba(111,183,143,.5)}
.cat-common .acat{color:var(--ap-tension);border-color:rgba(143,169,206,.5)}
.cat-color .acat{color:var(--f-chrom);border-color:rgba(169,139,214,.5)}
.ahead h3{font-family:'Oswald',sans-serif;font-weight:600;letter-spacing:.4px;font-size:20px}
.afrom{display:block;font-family:'Oswald',sans-serif;font-size:11px;letter-spacing:1.6px;
  text-transform:uppercase;color:var(--muted2);margin-top:5px}
.afrom b{color:var(--ap-tension);font-weight:600}
.ameta{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;margin-bottom:12px}
.ameta dt{font-family:'Oswald',sans-serif;font-size:9.5px;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--muted2);align-self:center}
.ameta dd{font-family:'Oswald',sans-serif;font-size:14px;letter-spacing:1.1px;color:var(--cream)}
.anotes{color:var(--cream);font-size:15px !important}
.aadds{color:var(--ap-tension) !important}
.aalters{color:var(--f-modal) !important}
.dg-tone{color:var(--ap-tone);font-weight:600}
.dg-tension{color:var(--ap-tension)}
.awhy{font-size:14.5px;color:var(--muted);margin-bottom:12px}
.awhy b{color:var(--cream);font-weight:500;font-family:'Oswald',sans-serif;letter-spacing:1px;
  font-size:11px;text-transform:uppercase}
.acard .blk h4{font-family:'Oswald',sans-serif;font-weight:500;text-transform:uppercase;
  letter-spacing:2.2px;font-size:10.5px;color:var(--muted2);margin:16px 0 8px}

/* -------------------------------------------------------- the neck */
.neckwrap{margin-top:6px;overflow-x:auto;-webkit-overflow-scrolling:touch;
  border:1px solid var(--line);border-radius:10px;background:#0a0a0b;padding:8px}
.neck{width:780px;max-width:none;height:152px;display:block}
.neck .fretline,.shapebox .fretline{stroke:var(--gut);stroke-width:1;opacity:.4}
.neck .nutline{stroke:var(--gut);stroke-width:3}
.shapebox .nut{fill:var(--gut)}
.neck .stringline,.shapebox .stringline{stroke:var(--gut);stroke-width:1;opacity:.5}
.neck .inlay{fill:var(--muted2);opacity:.5}
.neck .fnum,.neck .strname,.shapebox .posnum{font-family:'Oswald',sans-serif;font-size:10px;fill:var(--muted2)}

.ndot{fill:none;stroke-width:1.6}
.ndot.aroot{fill:var(--ap-root);stroke:var(--ap-root)}
.ndot.tone{fill:var(--ap-tone);stroke:var(--ap-tone)}
.ndot.tension{fill:#0a0a0b;stroke:var(--ap-tension)}
.ndot.openmark{fill:none}
.nlab{font-family:'Oswald',sans-serif;font-size:8.5px;font-weight:600}
.nlab.aroot,.nlab.tone{fill:#111}
.nlab.tension{fill:var(--ap-tension)}

/* --------------------------------------------- shapes, string by string */
/* An open card carries a 780px neck and three shape boxes. At half the
   grid width both of them have to scroll, and a diagram you have to
   scroll is a diagram you do not read. So an open card takes the whole
   row, where everything fits at once. */
.agrid > .acard:has(.neckwrap){grid-column:1 / -1}
.shaperow{display:flex;flex-wrap:wrap;gap:14px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:6px}
.shapefig{margin:0;flex:none;text-align:center}
.shapebox{width:152px;height:186px;display:block}
.shapefig figcaption{font-family:'Oswald',sans-serif;font-size:9.5px;letter-spacing:1.4px;
  text-transform:uppercase;color:var(--muted2);margin-top:4px;max-width:152px}

/* ------------------------------------------------------ progression */
.chainrow{display:flex;flex-wrap:wrap;gap:8px;align-items:stretch;margin-bottom:24px}
.cstep{background:linear-gradient(180deg,var(--panel),#111113);border:1px solid var(--line);
  border-radius:12px;padding:14px 16px;min-width:190px;flex:1 1 190px}
.cchord{font-family:'Oswald',sans-serif;font-weight:600;font-size:19px;letter-spacing:.4px}
.carp{font-family:'Oswald',sans-serif;font-size:15px;letter-spacing:1px;color:var(--ap-root);margin-top:5px}
.cdeg{font-family:'Oswald',sans-serif;font-size:11.5px;letter-spacing:1.4px;color:var(--ap-tension);margin-top:4px}
.cnotes{font-family:'Oswald',sans-serif;font-size:12px;letter-spacing:1.3px;color:var(--muted);margin-top:5px}
.calt{font-size:12px;color:var(--muted2);margin-top:9px;line-height:1.45}
.chainrow .carrow{display:flex;align-items:center;justify-content:center;color:var(--muted2);
  min-width:26px;font-size:19px}
.find .arps{font-family:'Oswald',sans-serif;color:var(--ap-root);letter-spacing:.6px;font-size:13px}

/* ---------------------------------------------------------- mobile */
@media(max-width:760px){
  .agrid{grid-template-columns:1fr}
  .apcontrols{flex-direction:column}
  /* The console stacks here, and a flex-basis meant as a WIDTH in a row
     becomes a HEIGHT in a column: the chord box was coming out 295 wide
     by 240 tall, a near-square that pushed the whole tool off the first
     screen. Basis off, height back to the padding and the line. */
  #apchord,#aprogin{flex:0 0 auto}
  .ameta{grid-template-columns:1fr;gap:1px}
  .ameta dt{margin-top:8px}
  .chainrow{flex-direction:column}
  .chainrow .carrow{transform:rotate(90deg);min-height:22px}
  .acard{padding:16px}
}