/* ============================================================
   Jamtrail — web edition
   "editorial gallery calm" · dark, warm, one amber accent
   ============================================================ */

@font-face{
  font-family:"Cormorant Garamond";
  src:url("fonts/CormorantGaramond-Regular.woff2") format("woff2");
  font-weight:400; font-style:normal; font-display:swap;
}
@font-face{
  font-family:"Cormorant Garamond";
  src:url("fonts/CormorantGaramond-Medium.woff2") format("woff2");
  font-weight:500; font-style:normal; font-display:swap;
}
/* self-hosted Inter (latin) — the UI face the design is tuned for, so the smallcaps
   and labels render as designed instead of falling back to Helvetica/Arial */
@font-face{
  font-family:"Inter";
  src:url("fonts/inter-latin-400.woff2") format("woff2");
  font-weight:400; font-style:normal; font-display:swap;
}
@font-face{
  font-family:"Inter";
  src:url("fonts/inter-latin-500.woff2") format("woff2");
  font-weight:500; font-style:normal; font-display:swap;
}

:root{
  --bg:        #161311;
  --bg-raised: #1C1815;
  --text:      #EAE3D6;
  --text-dim:  #A2988A;
  --text-faint:#8B8172;   /* AA: 4.8:1 on bg (was #6C6355 = 3.1:1, failed) */
  --hairline:  rgba(234,227,214,.15);
  --hairline-hi:rgba(234,227,214,.28);
  --amber:     #E8A03E;
  --amber-soft:rgba(232,160,62,.5);
  --amber-dim: rgba(232,160,62,.28);
  --paper:     #F4EEE3;
  --card-ink:  #29231C;
  --card-line: rgba(41,35,28,.34);

  --font-display:"Cormorant Garamond","Palatino Linotype",Palatino,"Book Antiqua",Georgia,serif;
  --font-ui:"Inter","Helvetica Neue",Helvetica,Arial,system-ui,sans-serif;
  --font-mono:ui-monospace,"SF Mono","Cascadia Mono",Menlo,Consolas,monospace;

  --s3:16px; --s5:30px; --s6:48px;
  --colmin:118px;
}

/* Dark Harmony gets its own room: the same cream + amber, but a cooler, inkier light.
   Overriding the bg tokens re-tints every surface (page, group-main, tray, panels) at once. */
body[data-mode="darkharmony"]{
  --bg:        #121019;
  --bg-raised: #191624;
  --hairline:  rgba(220,224,234,.15);
  --hairline-hi:rgba(220,224,234,.28);
}
body{transition:background-color .45s ease}

*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;max-width:100%;overflow-x:hidden}
body{
  background:var(--bg); color:var(--text);
  font-family:var(--font-ui); font-size:14px; line-height:1.45;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden; display:flex; flex-direction:column; min-height:100vh;
}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
button:focus-visible{outline:1px solid var(--amber);outline-offset:3px;border-radius:2px}
.grp-label,.grp-mix,.keybar-label,.legend,.tray-label,.anno-l,.anno-r{
  font-size:10.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim);
}

/* ---------- top bar ---------- */
.top{
  display:flex;align-items:center;gap:var(--s5);flex-wrap:wrap;
  padding:22px var(--s6) 20px;border-bottom:1px solid var(--hairline);
}
.wordmark{
  font-family:var(--font-display);font-size:28px;font-weight:400;
  letter-spacing:.01em;text-transform:lowercase;line-height:1;
}
.wordmark .tr{color:var(--amber)}
.wordmark small{
  display:block;font-family:var(--font-ui);font-size:9px;font-weight:500;
  letter-spacing:.32em;text-transform:uppercase;color:var(--text-faint);margin-top:7px;
}
.mode-toggle{display:flex;gap:8px}
.mode-toggle button{
  padding:8px 20px 9px;border-radius:999px;border:1px solid transparent;
  color:var(--text-faint);font-size:12.5px;letter-spacing:.04em;
  transition:color .18s ease,border-color .18s ease;
}
.mode-toggle button:hover{color:var(--text-dim);border-color:var(--hairline)}
.mode-toggle button.active{color:var(--text);border-color:var(--hairline-hi)}

.legend{margin-left:auto;display:flex;gap:24px;align-items:center;color:var(--text-dim)}
.legend span{display:flex;align-items:center;gap:9px;text-transform:none;letter-spacing:.02em;font-size:11px}
.legend .dot{width:8px;height:8px;border-radius:50%;flex:none}
.legend .dot-chord{background:var(--paper)}
.legend .dot-scale{background:var(--amber)}

/* language switch (top-right, quiet — a masthead tick; active is cream, not amber) */
.lang{display:flex;align-items:center;gap:7px;flex:none;border-left:1px solid var(--hairline);padding-left:22px}
.lang button{
  font-size:10.5px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;
  color:var(--text-faint);padding:5px 3px;margin-right:-3px;transition:color .15s ease;
}
.lang button:hover{color:var(--text-dim)}
.lang button.active{color:var(--text);cursor:default}
.lang .lang-sep{color:var(--text-faint);opacity:.55;font-size:10px;user-select:none;pointer-events:none}

/* buy me a coffee — footer strip at the very bottom */
.coffee-foot{flex:none;border-top:1px solid var(--hairline);padding:18px var(--s6) 22px;background:var(--bg)}
.coffee-line{margin:0 auto;text-align:center;font-size:12.5px;line-height:1.75;color:var(--text-faint);white-space:nowrap}
@media (max-width:1120px){.coffee-line{white-space:normal;max-width:760px}}
.coffee-foot .beer-cta{color:var(--amber);text-decoration:none;font-weight:500;white-space:nowrap;border-bottom:1px solid rgba(232,160,62,.35);transition:border-color .15s ease}
.coffee-foot .beer-cta:hover{border-color:var(--amber)}

/* ---------- stage ---------- */
.stage{
  flex:1;display:flex;align-items:flex-start;gap:var(--s6);
  width:100%;max-width:1720px;margin:0 auto;padding:var(--s6) var(--s6) var(--s5);
}

/* key rail */
.keybar{display:flex;gap:20px;flex:none;padding-top:4px}
.keybar-label{writing-mode:vertical-rl;transform:rotate(180deg);white-space:nowrap;align-self:flex-start}
.keybar-list{display:flex;flex-direction:column;position:relative;padding-right:20px;gap:3px}
.keybar-list::after{content:"";position:absolute;top:6px;bottom:6px;right:0;width:1px;background:var(--hairline)}
.keybtn{
  position:relative;font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;
  color:var(--text-faint);padding:5px 8px;text-align:right;transition:color .15s ease;
}
.keybtn:hover{color:var(--text-dim)}
.keybtn::after{content:"";position:absolute;right:-20px;top:50%;transform:translateY(-50%);width:6px;height:1px;background:var(--hairline)}
.keybtn.active{color:var(--amber)}
.keybtn.active::after{width:9px;height:9px;border-radius:50%;background:var(--amber);right:-24px;box-shadow:0 0 0 4px var(--bg)}

/* ---------- jam hint bar ---------- */
.jamhint{
  display:flex;align-items:center;gap:16px;margin-bottom:16px;padding:11px 18px;
  border:1px solid var(--amber-dim);border-radius:6px;background:rgba(232,160,62,.06);
}
.jamhint[hidden]{display:none}
.jh-tag{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--amber)}
.jh-now{font-family:var(--font-display);font-size:20px;font-weight:500;line-height:1}
.jh-instr{color:var(--text-dim);font-size:13px}
.jh-controls{margin-left:auto;display:flex;gap:14px;flex:none}
.jh-controls button{font-size:11px;letter-spacing:.06em;color:var(--text-faint);transition:color .15s ease}
.jh-controls button:hover{color:var(--amber)}

/* ---------- board ---------- */
.boardwrap{flex:1;min-width:0;position:relative}
/* the wide chord matrix scrolls horizontally inside this box; the jam-hint bar
   above it stays put. On desktop the board fits, so nothing scrolls. */
.board-scroll{
  min-width:0;overflow-x:auto;overflow-y:hidden;padding:14px 2px 6px;
  -webkit-overflow-scrolling:touch;scroll-behavior:smooth;
  scrollbar-width:none;                 /* hide the bar — the edge fade is the cue */
}
.board-scroll::-webkit-scrollbar{height:0;width:0}
/* horizontal-scroll cue: the board fades at whichever edge has more to see.
   Global (not just mobile) so narrow laptop widths ~1001–1100px get it too;
   inert until JS adds .scroll-l/.scroll-r, so it never shows when nothing scrolls. */
.boardwrap::before,.boardwrap::after{
  content:"";position:absolute;top:14px;bottom:6px;width:38px;
  pointer-events:none;z-index:4;opacity:0;transition:opacity .22s ease;
}
.boardwrap::before{left:0;background:linear-gradient(90deg,var(--bg),transparent)}
.boardwrap::after{right:0;background:linear-gradient(270deg,var(--bg),transparent)}
.boardwrap.scroll-l::before{opacity:1}
.boardwrap.scroll-r::after{opacity:1}
.board{min-width:860px;position:relative;display:flex;flex-direction:column;gap:8px}
.arrows{position:absolute;inset:0;width:100%;height:100%;z-index:3;pointer-events:none;overflow:visible}
.arrows .arrow{fill:none;stroke:rgba(234,227,214,.20);stroke-width:1;stroke-linecap:round;transition:stroke .2s ease}
.arrows .ahead{fill:rgba(234,227,214,.55);transition:fill .2s ease}
.arrows .arrow.hot{stroke:var(--amber);stroke-width:1.6;filter:drop-shadow(0 0 3px rgba(232,160,62,.40))}
.arrows .aheadHot{fill:var(--amber)}

.group{position:relative;z-index:2;border:1px dashed var(--hairline-hi);border-radius:4px;padding:14px 20px 18px}
.group-main{border-style:solid;background:var(--bg-raised)}
.grp-head{position:absolute;top:-9px;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:0 18px;pointer-events:none}
.grp-mix,.grp-label{background:var(--bg);padding:2px 10px;line-height:1;white-space:nowrap}
.group-main .grp-mix,.group-main .grp-label{background:var(--bg-raised)}
.grp-mix{color:var(--text-faint)}
.group-main .grp-mix{color:var(--amber)}
.group-main .grp-label{color:var(--text)}

.anno{display:flex;justify-content:space-between;align-items:center;min-height:30px;padding:0 12px;position:relative;z-index:2}
.anno-l,.anno-r{color:var(--text-faint);font-size:9.5px;letter-spacing:.16em}

.row{display:grid;grid-template-columns:repeat(7,minmax(var(--colmin),1fr));gap:var(--s3);padding-top:10px}
.slot{display:flex;justify-content:center;min-width:0}

/* ---------- chord cell ---------- */
.cell{
  display:flex;flex-direction:column;align-items:center;gap:8px;width:100%;
  padding:12px 6px 10px;border:1px solid transparent;border-radius:5px;
  transition:border-color .16s ease,background .16s ease,opacity .16s ease,transform .16s ease;
}
.cell:hover{border-color:var(--hairline)}
.cell .roman{
  font-family:var(--font-display);font-size:16px;font-weight:500;letter-spacing:.04em;
  color:var(--text-dim);line-height:1;min-height:16px;
}
.cell .roman sub{font-size:.62em;color:var(--text-faint)}
.cell:hover .roman{color:var(--text)}
.diagram{
  display:block;width:96px;background:var(--paper);border-radius:5px;
  box-shadow:0 1px 3px rgba(0,0,0,.4);transition:transform .16s ease;
}
.cell:hover .diagram{transform:translateY(-1px)}
.diagram svg{display:block;width:100%;height:auto}
.diagram .fw{stroke:var(--card-line);stroke-width:.8}
.diagram .nut{stroke:var(--card-ink);stroke-width:2.4}
.diagram .sw{stroke:var(--card-line);stroke-width:.8}
.diagram .fn{fill:rgba(41,35,28,.5);font-family:var(--font-mono);font-size:13px;font-weight:600;text-anchor:middle}
.diagram .dot.chord{fill:var(--card-ink)}
.diagram .dot.root{fill:var(--card-ink);stroke:var(--amber);stroke-width:1.4}
.diagram .dot.scale{fill:#C58A2E}
.cell .cname{font-family:var(--font-display);font-size:26px;font-weight:500;line-height:1;margin-top:4px}
.cell .tag{font-family:var(--font-ui);font-size:10px;letter-spacing:.08em;color:var(--text-faint);line-height:1}
.cell.secdim .cname{font-size:23px}

.cell.played{animation:played .5s ease}
@keyframes played{0%{background:rgba(232,160,62,.18)}100%{background:transparent}}

/* ---------- resolution hub (cream frame; e.g. V in Dark Harmony) ---------- */
.cell.hub{border-color:rgba(234,227,214,.20);background:rgba(234,227,214,.025)}

/* ---------- jam highlighting (three tiers; amber only at the top) ---------- */
body.jamming .cell{cursor:pointer}
.cell.jam-off{opacity:.45;filter:grayscale(.35)}
.cell.jam-off:hover{border-color:transparent}
.cell.jam-off:hover .diagram{transform:none}
.cell.jam-next{border-color:var(--hairline-hi)}
.cell.jam-next .diagram{box-shadow:0 1px 3px rgba(0,0,0,.4)}
.cell.jam-next:hover{border-color:var(--amber-soft);background:rgba(232,160,62,.05)}
.cell.jam-current{border-color:var(--amber);background:rgba(232,160,62,.06)}
.cell.jam-current .diagram{box-shadow:0 0 0 2px var(--amber),0 0 12px rgba(232,160,62,.28)}
.cell.jam-current .roman,.cell.jam-current .cname{color:var(--amber)}

/* ---------- progression tray ---------- */
.tray{
  position:sticky;bottom:0;background:var(--bg);border-top:1px solid var(--hairline);
  padding:16px var(--s6);display:flex;align-items:center;gap:var(--s5);z-index:5;
}
.tray-label{flex:none;display:flex;align-items:center;gap:8px}
.tray-label em{font-style:normal;color:var(--amber);font-family:var(--font-mono);font-size:11px}
.tray-body{flex:1;min-width:0}
.prog-strip{display:flex;gap:10px;overflow-x:auto;padding:2px;min-height:46px;align-items:center}
/* the empty placeholder must be the SAME height as a chip so the sticky tray
   doesn't jump when the first chord is added/removed */
.prog-empty{
  display:inline-flex;align-items:center;min-height:42px;
  border:1px dashed var(--hairline);border-radius:3px;padding:4px 18px;
  font-family:var(--font-display);font-style:italic;font-size:15px;color:var(--text-faint);
}
.chip{
  display:flex;align-items:baseline;gap:9px;padding:8px 12px 9px 15px;
  border:1px solid var(--hairline);border-radius:3px;white-space:nowrap;flex:none;
  transition:border-color .16s ease;
}
.chip:hover{border-color:var(--hairline-hi)}
.chip.now{border-color:var(--amber);box-shadow:0 0 0 1px var(--amber-soft) inset}
.chip.now .chip-name{color:var(--amber)}
.chip.past{opacity:.5}
.chip-roman{font-family:var(--font-display);font-style:italic;font-size:13px;color:var(--text-faint)}
.chip-name{font-family:var(--font-display);font-weight:500;font-size:16px;letter-spacing:.02em}
.chip-x{color:var(--text-faint);font-size:15px;line-height:1;padding:0 2px;transition:color .15s ease}
.chip-x:hover{color:var(--amber)}
.tray-controls{margin-left:auto;display:flex;align-items:center;gap:18px;flex:none}
.tempo{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-faint);letter-spacing:.04em}
.tempo input[type=range]{width:82px;accent-color:var(--amber)}
.btn-play{
  padding:9px 18px;border:1px solid var(--hairline-hi);border-radius:999px;color:var(--text);
  font-size:12px;letter-spacing:.04em;transition:border-color .18s ease,color .18s ease;
}
.btn-play:hover:not(:disabled){border-color:var(--amber)}
.btn-play.playing{border-color:var(--amber);color:var(--amber)}
.btn-clear{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-faint);transition:color .18s ease}
.btn-clear:hover:not(:disabled){color:var(--text-dim)}
.btn-play:disabled,.btn-clear:disabled{opacity:.35;cursor:default}

/* ---------- loop + band pills (transport family) ---------- */
.ctrl-row{display:flex;align-items:center;gap:14px}
.pill-ctrl{display:inline-flex;align-items:center;gap:7px;padding:7px 13px 8px;border-radius:999px;border:1px solid var(--hairline);color:var(--text-faint);font-size:11px;letter-spacing:.06em;transition:color .15s ease,border-color .15s ease}
.pill-ctrl:hover{color:var(--text-dim)}
.pill-ctrl.active{color:#EAE3D6;border-color:rgba(234,227,214,.28)}
.pill-ctrl svg{display:block}
.band-wrap{position:relative}

/* band popover panel — anchored directly above the Band button */
.band-panel{position:absolute;right:0;bottom:calc(100% + 10px);width:326px;background:var(--bg-raised);
  border:1px solid var(--hairline-hi);border-radius:8px;padding:18px 20px 14px;box-shadow:0 12px 32px rgba(0,0,0,.55);
  z-index:6;animation:bp .18s ease both}
.band-panel[hidden]{display:none}
@keyframes bp{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.bp-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.bp-title{font-size:10.5px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim)}
.band-panel.master-off .bp-styles,.band-panel.master-off .bp-insts{opacity:.4;pointer-events:none}
.bp-styles{display:flex;gap:6px;margin-bottom:16px}
.style-pill{flex:1;padding:7px 0;text-align:center;border-radius:999px;font-size:12px;letter-spacing:.04em;border:1px solid transparent;color:var(--text-faint);transition:color .15s ease,border-color .15s ease}
.style-pill:hover{border-color:var(--hairline)}
.style-pill.active{color:var(--text);border-color:var(--hairline-hi)}
.bp-insts{display:flex;flex-direction:column;gap:2px}
.inst-row{display:flex;align-items:center;gap:10px;height:36px}
.inst-name{font-size:13px;color:var(--text-dim);transition:color .15s ease;flex:0 0 auto}
.inst-name.on{color:var(--text)}
.inst-sound-cell{flex:0 0 138px;margin-left:auto}
.inst-sound{flex:0 0 138px;margin-left:auto;min-width:0;appearance:none;-webkit-appearance:none;
  background:var(--bg);color:var(--text-dim);border:1px solid var(--hairline);border-radius:5px;
  font-family:var(--font-ui);font-size:11px;letter-spacing:.01em;padding:5px 22px 5px 9px;cursor:pointer;
  transition:border-color .15s ease,color .15s ease;
  background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2010%206'%3E%3Cpath%20d='M1%201l4%204%204-4'%20fill='none'%20stroke='%23A2988A'%20stroke-width='1.3'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 8px center;background-size:9px}
.inst-sound:hover{border-color:var(--hairline-hi);color:var(--text)}
.inst-sound:focus-visible{outline:1px solid var(--amber);outline-offset:1px}
.inst-sound.loading{opacity:.5}
.inst-sound option{background:#1C1815;color:var(--text)}
.switch{width:30px;height:16px;border-radius:999px;border:1px solid var(--hairline);background:transparent;position:relative;flex:none;padding:0;transition:background .15s ease,border-color .15s ease}
.switch .sw-track{position:absolute;top:2px;left:2px;width:10px;height:10px;border-radius:50%;background:var(--text-faint);transition:transform .15s ease,background .15s ease}
.switch.on{background:rgba(234,227,214,.14);border-color:var(--hairline-hi)}
.switch.on .sw-track{background:#EAE3D6;transform:translateX(14px)}

/* beat dots */
.beat-dots{display:none;gap:7px;align-items:center}
.tray.playing .beat-dots.shown{display:flex}
.beat-dots i{width:5px;height:5px;border-radius:50%;background:rgba(234,227,214,.18);transition:background .09s ease}
.beat-dots i:first-child{width:6px;height:6px}
.beat-dots i.on{background:rgba(234,227,214,.85)}

/* ---------- now-playing player (tray transforms) ---------- */
.tray.playing{background:var(--bg-raised);border-top-color:var(--hairline-hi);align-items:stretch}
.tray.playing .tray-body{display:flex;flex-direction:column;gap:14px}
.tray.playing .chip-x{display:none}          /* editing disabled while the band plays */
.tray.playing #prog-strip .chip{cursor:default}
.tray.playing .tray-controls{flex-direction:column;align-items:flex-end;justify-content:center;gap:12px;margin-left:32px}
.player{display:flex;flex-direction:column;gap:14px;flex:1;min-width:0}
.player[hidden]{display:none}
.player-main{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.p-now{display:flex;align-items:center;gap:20px}
.p-diagram{display:block;width:168px;background:var(--paper);border-radius:7px;box-shadow:0 2px 10px rgba(0,0,0,.5)}
.p-diagram.sm{width:96px;opacity:.85}
.p-diagram svg{display:block;width:100%;height:auto}
.p-diagram .fw,.p-diagram .sw{stroke:var(--card-line);stroke-width:.8}
.p-diagram .nut{stroke:var(--card-ink);stroke-width:2.4}
.p-diagram .fn{fill:rgba(41,35,28,.5);font-family:var(--font-mono);font-size:13px;font-weight:600;text-anchor:middle}
.p-diagram .dot.chord{fill:var(--card-ink)}
.p-diagram .dot.root{fill:var(--card-ink);stroke:var(--amber);stroke-width:1.4}
.p-diagram .dot.scale{fill:#C58A2E}
.p-text{display:flex;flex-direction:column;min-width:190px}
.p-label{font-size:10px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim);line-height:1}
.p-label.amber{color:var(--amber)}
.p-name{font-family:var(--font-display);font-weight:500;line-height:1;margin-top:6px}
.p-now .p-name{font-size:44px;color:var(--amber)}
.p-sub{margin-top:8px;font-size:11px;letter-spacing:.06em;color:var(--text-faint)}
.p-solo{margin-top:14px;font-size:9.5px}
.p-solo-lbl{text-transform:uppercase;letter-spacing:.16em;color:var(--text-faint)}
.p-solo em{font-family:var(--font-display);font-style:italic;font-size:17px;color:var(--text);margin-left:6px}
.p-next{display:flex;gap:14px;align-items:center;padding-left:24px}
.p-next .p-text{min-width:0}
.p-next .p-name{font-size:24px;color:var(--text);margin-top:5px}
.p-roman{font-family:var(--font-display);font-style:italic;font-size:13px;color:var(--text-faint);margin-top:4px}
/* static direction cue: points from NEXT toward NOW (the upcoming chord "comes from there").
   Left by default (next is on the right); rotated to point up on mobile portrait (next is below). */
.p-arrow{display:flex;align-items:center;justify-content:center;flex:none;color:var(--text-faint);padding:0 4px}
.p-arrow svg{width:40px;height:15px;display:block}

/* grid cell currently sounding */
.cell.play-now{border-color:var(--amber);background:rgba(232,160,62,.06)}
.cell.play-now .diagram{box-shadow:0 0 0 2px var(--amber),0 0 12px rgba(232,160,62,.28)}
.cell.play-now .roman,.cell.play-now .cname{color:var(--amber)}

/* ---------- while playing: player fills ~2/3 of the viewport, board shrinks ---------- */
@media (min-width:1001px){
  body.playing{height:100vh;overflow:hidden}
  body.playing .top{flex:0 0 auto}
  body.playing .stage{flex:1 1 0;min-height:0;overflow-y:auto;padding-top:16px;padding-bottom:8px}
  body.playing .tray.playing{flex:0 0 63vh;flex-direction:column;align-items:stretch;gap:14px;padding:16px var(--s6) 18px}
  body.playing .tray.playing .tray-body{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;gap:20px;justify-content:flex-start}
  /* the chord sequence: a big 8-per-row grid that wraps to new rows */
  body.playing .tray.playing #prog-strip{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:10px;overflow:visible;min-height:0;flex:0 0 auto;padding:0}
  body.playing .tray.playing #prog-strip .chip{flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:11px 6px;min-height:62px;border-radius:6px;white-space:normal}
  body.playing .tray.playing #prog-strip .chip-roman{font-size:13px}
  body.playing .tray.playing #prog-strip .chip-name{font-size:clamp(24px,3.2vh,34px)}
  body.playing .tray.playing #prog-strip .prog-empty{grid-column:1/-1}
  body.playing .tray.playing .player{flex:1 1 auto;justify-content:center;gap:18px}
  body.playing .tray.playing .player-main{justify-content:center;gap:clamp(28px,5vw,64px)}
  body.playing .tray.playing .p-now{gap:32px}
  body.playing .tray.playing .p-now .p-diagram{width:clamp(180px,27vh,290px)}
  body.playing .tray.playing .p-now .p-name{font-size:clamp(44px,6.5vh,64px)}
  body.playing .tray.playing .p-now .p-sub{font-size:13px;margin-top:12px}
  body.playing .tray.playing .p-now .p-solo{margin-top:18px}
  body.playing .tray.playing .p-now .p-solo em{font-size:clamp(16px,2.4vh,22px)}
  body.playing .tray.playing .p-next .p-diagram{width:clamp(104px,16vh,150px)}
  body.playing .tray.playing .p-next .p-name{font-size:clamp(22px,3.2vh,32px)}
  body.playing .tray.playing .tray-controls{flex-direction:row;align-items:center;justify-content:flex-end;margin-left:0;gap:18px;flex:0 0 auto}
}

/* ---------- entrance ---------- */
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.top,.keybar,.board,.tray{animation:rise .5s cubic-bezier(.2,.6,.2,1) both}
.keybar{animation-delay:.05s}.board{animation-delay:.1s}.tray{animation-delay:.18s}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  /* block flow (not flex-column) so the board's scroll box is reliably capped
     to the viewport — a flex column here let the 860px board push the whole
     stage off-screen with no way to scroll to it. */
  .stage{display:block;padding:var(--s5) 18px}
  .top{padding:18px 18px 16px;gap:16px}
  .lang{border-left:0;padding-left:0;margin-left:auto}
  .legend{margin-left:0;gap:18px}
  .keybar{flex-direction:column;gap:10px;padding-top:0;width:100%;margin-bottom:var(--s5)}
  .keybar-label{writing-mode:horizontal-tb;transform:none}
  .keybar-list{flex-direction:row;flex-wrap:nowrap;overflow-x:auto;padding-right:0;padding-bottom:14px;gap:4px}
  .keybar-list::after{top:auto;left:2px;right:2px;bottom:6px;width:auto;height:1px}
  /* bigger touch targets on the key rail (WCAG 2.5.8) */
  .keybtn{text-align:center;padding:9px 11px}
  .keybtn::after{right:auto;left:50%;top:auto;bottom:-9px;transform:translateX(-50%);width:1px;height:6px}
  .keybtn.active::after{left:50%;bottom:-11px;transform:translateX(-50%);width:9px;height:9px}

  .jamhint{flex-wrap:wrap;gap:10px}.jh-controls{margin-left:0}
  .tray{flex-wrap:wrap;gap:14px;padding:14px 18px}
  .tray-controls{margin-left:0;width:100%;justify-content:space-between}
  .tray.playing .tray-controls{flex-direction:row;width:100%;justify-content:space-between;margin-left:0;align-items:center}
  .p-now .p-diagram{width:128px}
  .p-now .p-name{font-size:34px}
  .p-text{min-width:0}
  .p-next{padding-left:16px;border-left:0}
  .p-next .p-diagram.sm{width:80px}
  .band-panel{right:12px;width:min(300px,92vw)}
  .ctrl-row{flex-wrap:wrap}
}

/* ---------- phones: compact the chord matrix so ~4 columns show at once,
   diagrams stay legible, and the board scrolls in ~1.3 screens ---------- */
@media (max-width:640px){
  :root{--colmin:60px}
  .board{min-width:0}
  .row{gap:8px;padding-top:8px}
  .group{padding:12px 10px 14px}
  .group-main{padding:12px 10px 14px}
  .grp-head{padding:0 10px}
  .grp-mix,.grp-label{padding:2px 7px}
  .anno{padding:0 8px;min-height:20px}
  .anno-l,.anno-r{font-size:8px;letter-spacing:.08em}
  .diagram{width:60px}
  .cell{gap:5px;padding:8px 3px 7px}
  .cell .roman{font-size:12px;min-height:12px}
  .cell:hover .diagram{transform:none}          /* no hover lift on touch */
  .cell .cname{font-size:18px;margin-top:2px}
  .cell.secdim .cname{font-size:16px}
  .cell .tag{font-size:8.5px;letter-spacing:.04em}  /* keep quality (Maj7 vs 7), just smaller */

  .top{gap:12px 16px;padding:16px 16px 14px}
  .wordmark{font-size:24px}
  .mode-toggle{gap:6px}
  .mode-toggle button{padding:7px 15px}
  .legend{width:100%;order:4;gap:20px;margin-top:2px}
  .jamhint{padding:10px 14px;gap:8px 12px}
  .jh-now{font-size:18px}
  .jh-instr{font-size:12px;flex-basis:100%}
  /* slim the sticky tray so it doesn't eat the board (was ~30% of the screen):
     buttons share one row, the tempo sits on its own slim row below. */
  .tray{padding:9px 14px;gap:7px 12px}
  .tray-label{font-size:9.5px}
  .prog-strip{min-height:46px;padding:1px}
  .prog-empty{min-height:42px;padding:4px 13px;font-size:12.5px;line-height:1.3;max-width:100%}
  .tray-controls{flex-wrap:wrap;gap:8px 10px;align-items:center}
  .ctrl-row{order:1;flex:0 0 auto;flex-wrap:nowrap;gap:10px}
  .btn-play{order:2;padding:7px 16px;font-size:11.5px;white-space:nowrap}
  .btn-clear{order:3;font-size:10px}
  .tempo{order:4;flex:1 1 100%;gap:8px;font-size:10px}
  .tempo input[type=range]{width:64px}
  .pill-ctrl{padding:6px 10px;font-size:10.5px;gap:6px}
  /* Band button now sits on the left of the tray, so anchor its popover left */
  .band-panel{left:0;right:auto;width:min(300px,calc(100vw - 28px))}
  .coffee-foot{padding:16px 18px 20px}
  .coffee-line{font-size:12px}
}

/* mobile PORTRAIT: stack the now-playing view vertically — current chord big on top,
   next below (it rises up into the "now" slot as the band advances). Landscape keeps
   the horizontal now|next layout (there's width for it), same as desktop. */
@media (max-width:640px) and (orientation:portrait){
  .player-main{flex-direction:column;align-items:center;gap:6px}
  .p-now{flex-direction:column;align-items:center;gap:10px;text-align:center}
  .p-now .p-diagram{width:clamp(140px,42vw,172px)}
  .p-now .p-text{align-items:center;min-width:0}
  .p-now .p-name{font-size:40px}
  .p-now .p-sub{margin-top:6px}
  .p-now .p-solo{margin-top:10px}
  .p-arrow svg{transform:rotate(90deg)}   /* point up: next is below, now is above */
  .p-next{flex-direction:row;align-items:center;justify-content:center;gap:12px;width:100%;padding:4px 0 0}
  .p-next .p-diagram.sm{width:62px}
  .p-next .p-text{align-items:flex-start}
  /* while playing: stack the tray as a centered column so the player sits on the
     screen centre (not pushed right by the PROGRESSIOON label) */
  .tray.playing{flex-direction:column;align-items:center;text-align:center;gap:12px}
  .tray.playing .tray-label{width:100%;justify-content:center}
  .tray.playing .tray-body{width:100%}
  .tray.playing #prog-strip{justify-content:center}
  .tray.playing .tray-controls{width:100%;justify-content:center}
  .tray.playing .tempo{justify-content:center}
}

/* touch devices: 16px form controls so iOS Safari doesn't auto-zoom on focus */
@media (hover:none){
  .inst-sound{font-size:16px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html,.board-scroll{scroll-behavior:auto}
}