/* Shared by the Guitar Chords and Mandolin Chords pages */
:root{
  --paper:#f3f6fa; --card:#ffffff; --ink:#1d2b3a; --muted:#5d6d7e; --line:#d5dfea;
  --band:#1f3d63; --band2:#2a5285; --accent:#2b5f96; --accent2:#22507f; --tint:#e3edf7; --hot:#b8452f;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--paper);color:var(--ink)}
body{font-family:"IM Fell English",Georgia,"Times New Roman",serif;font-size:18px;line-height:1.45;min-height:100vh}
.band{background:var(--band);color:#fff;border-bottom:4px solid var(--band2)}
header{max-width:1280px;margin:0 auto;padding:22px 20px 18px}
h1{font-family:"IM Fell English SC","IM Fell English",Georgia,serif;font-weight:400;font-size:clamp(30px,5.5vw,44px);margin:0;line-height:1.1;color:#fff}
h1 span{color:#a9c8ec}
.sub{color:#c9d8ea;font-style:italic;margin:4px 0 0;font-size:17px}
.wrap{max-width:1280px;margin:0 auto;padding:0 20px 40px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:18px 20px;margin:16px 0}
h2{font-weight:400;font-size:23px;margin:0 0 10px;color:var(--band)}
h2 small{font-size:15px;color:var(--muted);font-style:italic;margin-left:6px}
select,input[type=text]{font:inherit;font-size:16px;color:var(--ink);background:#fff;border:1px solid #c3d1e0;border-radius:4px;padding:5px 8px}
select:disabled{opacity:.5}
input[type=checkbox]{accent-color:var(--accent);width:17px;height:17px}
button{font:inherit;cursor:pointer}
.btn{border-radius:4px;padding:8px 18px;font-size:17px;border:1px solid #c3d1e0;background:#fff;color:var(--accent2);transition:background .15s,border-color .15s}
.btn:hover{border-color:var(--accent);background:var(--tint)}
.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn.primary:hover{background:var(--accent2)}
.btn.small{font-size:15px;padding:4px 12px}
.chip{border:1px solid #c6d7ea;background:#fff;color:var(--accent2);border-radius:999px;padding:3px 12px;font-size:15px;line-height:1.4}
.chip:hover{border-color:var(--accent)}
.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}
.chip.quick{border-style:dashed}
.chips{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.chips .sep{width:10px}
.lbl{color:var(--muted);font-size:15px}

/* tuning chooser */
.choose{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media (max-width:820px){.choose{grid-template-columns:1fr 1fr}}
.choose button{display:flex;flex-direction:column;gap:4px;align-items:flex-start;text-align:left;background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px 18px;color:var(--ink);box-shadow:inset 0 4px 0 var(--accent);transition:border-color .12s,transform .12s}
.choose button:hover{border-color:var(--accent);transform:translateY(-1px)}
.choose button.on{background:var(--tint);border-color:var(--accent)}
.choose b{font-family:"IM Fell English SC",serif;font-weight:400;font-size:24px;color:var(--band)}
.choose .notes{font-size:17px;letter-spacing:.12em;color:var(--accent2)}
.other{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.strings{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;margin:10px 0}
.strings label{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:13px;color:var(--muted)}
.strings input{width:58px;text-align:center;font-size:20px;padding:6px 4px}
.strings input.bad{border-color:var(--hot);background:#fbefec}
.strings .arrow{color:var(--muted);font-size:14px;align-self:center;padding-top:16px}
.err{color:var(--hot);font-size:16px;margin:6px 0 0;min-height:1em}
.tuningbar{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center}
.tuningbar .now{font-size:20px}
.tuningbar .now b{font-family:"IM Fell English SC",serif;font-weight:400;color:var(--band)}
.tuningbar .now .notes{letter-spacing:.12em;color:var(--accent2);margin-left:6px}
.tuningbar .grow{flex:1}

/* key chooser */
.keyrow{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center}
.keyrow label{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:16px}
.summary{margin:12px 0 0;padding:10px 14px;background:var(--tint);border-radius:4px;font-size:17px}
.summary b{font-weight:400;color:var(--band);font-family:"IM Fell English SC",serif}
.legend{display:none;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted);margin-top:10px}
.has-key .legend{display:flex}
.legend span{display:inline-flex;gap:6px;align-items:center}
.legend i{display:inline-block;width:16px;height:12px;border-radius:3px;border:1px solid var(--line)}
.legend .lc i{background:#fff;border:2px solid var(--accent);box-shadow:inset 0 3px 0 var(--accent)}
.legend .lf i{background:#eef4fb;border-color:#b9cde4}
.legend .lo i{background:#fff;opacity:.4}

/* the grid of chord boxes */
.tools{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:22px 0 6px}
.tools .hint{color:var(--muted);font-size:15px;font-style:italic}
#grid{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:4px 10px}
.row{display:flex;gap:8px;border-bottom:1px solid var(--line);padding:6px 0}
.row:last-child{border-bottom:0}
.row .rl{flex:none;width:42px;font-family:"IM Fell English SC",serif;font-size:28px;color:var(--band);padding-top:16px;text-align:center}
.row.tonic .rl{color:#fff;background:var(--accent);border-radius:4px;align-self:stretch}
.cells{display:flex;flex-wrap:wrap;gap:1px;flex:1}
.cell{width:var(--cellw,60px);display:flex;flex-direction:column;align-items:center;border:1px solid transparent;border-radius:5px;padding:2px 0 1px;transition:opacity .15s}
.cell .nm{font-size:14px;line-height:1.1;height:18px;white-space:nowrap;display:flex;gap:4px;align-items:baseline}
.cell .rn{font-style:normal;font-size:11px;color:#fff;background:var(--accent);border-radius:3px;padding:0 3px;font-family:Georgia,serif}
.cell .dg{border:0;background:none;padding:0;width:100%;display:block;border-radius:4px}
.cell .dg:hover{background:var(--tint)}
.cell svg.box{width:100%;height:auto;display:block}
.cell .alt{border:0;background:none;color:var(--muted);font-size:11px;padding:0 2px;line-height:1.3}
.cell .alt:hover{color:var(--accent)}
.keyed .cell.lvl-out{opacity:.32}
.keyed .cell.lvl-out:hover{opacity:.9}
.keyed .cell.lvl-fits{background:#eef4fb;border-color:#d3e1f0}
.keyed .cell.lvl-common{background:#fff;border:2px solid var(--accent);box-shadow:inset 0 3px 0 var(--accent)}
.cell.ping .dg{animation:ping .5s ease}
@keyframes ping{0%{background:#cfe0f3}100%{background:transparent}}
.empty{color:var(--muted);font-style:italic;padding:14px}
.pnote{color:var(--muted);font-size:14px;font-style:italic;margin:10px 2px 0}
[hidden]{display:none!important}

@media (max-width:600px){
  .wrap{padding:0 10px 30px}
  .row .rl{width:30px;font-size:22px}
  .cell{width:var(--cellw-sm,64px)}
}
@media print{
  body{background:#fff;font-size:12px}
  .band,.panel.noprint,.tools .noprint,.pnote{display:none!important}
  .panel{border:0;padding:0;margin:0 0 6px}
  #grid{border:0;padding:0}
  .row{break-inside:avoid}
  .print-head{display:block!important;font-size:18px;margin:0 0 6px}
}
.print-head{display:none}