*,*:before,*:after{box-sizing:border-box}:root{--bg: #f7f5f2;--panel: #fffefb;--ink: #1c1917;--dim: #7c736b;--line: #e5ded4;--accent: #9a3412;--accent-ink: #fffefb;--soft: #f6e8dc;--edge: #d8cec1;--shadow: 0 1px 2px rgba(28, 25, 23, .05), 0 8px 22px rgba(28, 25, 23, .05);--wire: #cdc3b5;--fret-bg: #fbf6ee;--fret-line: #cdc0ae;--nut: #8b7d6b;--string: #b0a492;--inlay: #e8dfd0;--root: #6f7d27;--tone: #b4541c;--marker-ink: #fffdf8}@media (prefers-color-scheme: dark){:root{--bg: #131110;--panel: #1c1917;--ink: #f2ede6;--dim: #a29a91;--line: #332e2a;--accent: #f2874b;--accent-ink: #1c1917;--soft: #2c221b;--edge: #453d36;--shadow: none;--wire: #4a423b;--fret-bg: #17140f;--fret-line: #4b433a;--nut: #8a7f70;--string: #6e655b;--inlay: #272119;--root: #97a83e;--tone: #d2762c;--marker-ink: #fffdf8}}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font:16px/1.5 ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;-webkit-text-size-adjust:100%}.wrap{max-width:1040px;margin:0 auto;padding:calc(20px + env(safe-area-inset-top)) calc(16px + env(safe-area-inset-right)) calc(48px + env(safe-area-inset-bottom)) calc(16px + env(safe-area-inset-left))}h1{font-size:22px;line-height:1.2;margin:0;letter-spacing:-.01em}h2{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--dim);margin:0 0 10px;font-weight:600}h2.spaced{margin-top:16px}.sub{margin:4px 0 0;color:var(--dim);font-size:14px}header.top{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:18px}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px;box-shadow:var(--shadow);margin-bottom:14px}button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}button:disabled{opacity:.45;cursor:default}.btn{border:1px solid var(--edge);background:var(--panel);border-radius:999px;padding:7px 14px;font-size:14px;line-height:1.2;white-space:nowrap}.btn:hover{border-color:var(--accent);color:var(--accent)}.btn.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn.small{padding:4px 10px;font-size:13px}.btn.ghost{border-style:dashed;color:var(--dim)}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.row.tight{gap:6px}.spacer{flex:1}.board-actions,.chord-actions,.tune-actions{margin-top:12px}.instruments{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.inst{border:1px solid var(--edge);background:var(--panel);border-radius:12px;padding:8px 12px;text-align:left;min-width:0}.inst b{display:block;font-weight:600;font-size:14px}.inst span{display:block;font-size:12px;color:var(--dim);font-variant-numeric:tabular-nums}.inst.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.inst.on span{color:var(--accent-ink);opacity:.8}@media (max-width: 620px){.chord-sticky{position:sticky;top:0;z-index:3}.chord-sticky .card{box-shadow:0 6px 16px #1c19171a}.chord-sticky .big{font-size:28px}.instruments{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.inst{padding:8px 7px;display:flex;align-items:center;min-height:44px}.inst b{font-size:12.5px;line-height:1.25;hyphens:auto}.inst span{display:none}}.tabs{display:inline-flex;border:1px solid var(--edge);border-radius:999px;padding:3px;gap:3px;background:var(--panel);margin-bottom:14px}.tabs button{border-radius:999px;padding:6px 16px;font-size:14px;color:var(--dim)}.tabs button.on{background:var(--accent);color:var(--accent-ink)}details.tune{margin-bottom:14px}details.tune>summary{cursor:pointer;font-size:13px;color:var(--dim);list-style:none;display:flex;align-items:center;gap:8px}details.tune>summary::-webkit-details-marker{display:none}details.tune>summary:before{content:"▸";font-size:11px;transition:transform .12s}details.tune[open]>summary:before{transform:rotate(90deg)}.tune-card{margin-top:8px}.more-q{margin-top:10px;margin-bottom:0}.strings{display:flex;gap:10px;flex-wrap:wrap}.stringEd{border:1px solid var(--line);border-radius:10px;padding:6px 8px;display:flex;align-items:center;gap:6px;background:var(--panel)}.stringEd .no{font-size:11px;color:var(--dim);width:12px;text-align:center}.stringEd input{width:56px;border:1px solid var(--edge);border-radius:7px;padding:4px 6px;background:var(--bg);color:var(--ink);font:14px ui-monospace,SFMono-Regular,Menlo,monospace;text-align:center}.stringEd input.bad{border-color:#b91c1c;color:#b91c1c}.step{width:22px;height:22px;border:1px solid var(--edge);border-radius:6px;font-size:13px;line-height:1;display:grid;place-items:center;color:var(--dim)}.step:hover{border-color:var(--accent);color:var(--accent)}.note-sm{font-size:12.5px;color:var(--dim);margin:10px 0 0}.boardScroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -8px;padding:2px 8px 0}.fb{display:block;-webkit-user-select:none;user-select:none;touch-action:manipulation}.fb .hit{fill:transparent;cursor:pointer}.fb .hit:hover{fill:var(--accent);fill-opacity:.1}.fb .hit:focus-visible{outline:none;fill:var(--accent);fill-opacity:.22}.fb .lbl{font-size:11.5px;font-weight:600;pointer-events:none}.fb .deg{font-size:12px;font-weight:600;pointer-events:none}.fb .fnum{font-size:11px;fill:var(--dim);pointer-events:none}.fb .fnum.mark{fill:var(--accent);font-weight:600}.fb .ghost{font-size:10px;fill:var(--dim);opacity:.42;pointer-events:none}.fb .ghost-ring{stroke:var(--dim);opacity:.35;pointer-events:none}.fb .sname{font-size:11px;font-weight:600;fill:var(--dim);pointer-events:none}.fb.up{width:100%;height:auto;margin:0 auto}.boardHint{font-size:12.5px;color:var(--dim);margin:10px 0 0}.big{font-size:34px;font-weight:650;letter-spacing:-.02em;line-height:1.1;margin:2px 0}.big small{font-size:15px;font-weight:400;color:var(--dim);letter-spacing:0;margin-left:8px}.pillrow{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.pill{border:1px solid var(--line);border-radius:999px;padding:3px 9px;font-size:12.5px;color:var(--dim);background:var(--bg)}.pill b{color:var(--ink);font-weight:600}.pill.warn{border-color:var(--accent);color:var(--accent)}.alts{margin-top:14px;border-top:1px solid var(--line);padding-top:12px}.altgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;margin-top:10px}.alt{display:block;border:1px solid var(--line);border-radius:10px;padding:8px 12px;background:var(--bg);text-align:left}.alt:hover{border-color:var(--accent)}.alt:hover .altname{color:var(--accent)}.altname{display:block;font-weight:600;font-size:15px}.altdesc{display:block;color:var(--dim);font-size:12.5px;margin-top:1px}.empty{color:var(--dim);font-size:14px;padding:6px 0;margin:0}.picker{display:flex;gap:6px;flex-wrap:wrap}.picker.roots{display:grid;grid-template-columns:repeat(12,1fr);gap:6px}.picker.roots .btn{padding:6px 2px;text-align:center}@media (max-width: 620px){.picker.roots{grid-template-columns:repeat(6,1fr)}}.shapes{display:grid;grid-template-columns:repeat(auto-fill,minmax(122px,1fr));gap:10px;margin-top:12px}.shape{border:1px solid var(--line);border-radius:12px;padding:8px 6px 6px;background:var(--panel);text-align:center;display:flex;flex-direction:column;justify-content:space-between}.shape:hover{border-color:var(--accent)}.shape svg.dia{display:block;margin:0 auto;width:100%;height:auto}.shape .cap{display:block;font-size:11.5px;color:var(--dim);margin-top:6px;min-height:2.7em;font-variant-numeric:tabular-nums}.shape .cap b{color:var(--ink);font-weight:600}.opts-card{padding:12px 14px}.opts{display:flex;gap:14px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--dim)}.opts label{display:flex;gap:6px;align-items:center;cursor:pointer}.opts input[type=range]{width:110px}footer{color:var(--dim);font-size:12.5px;margin-top:26px;line-height:1.6}footer p{margin:0 0 4px}.tuning-line{font-variant-numeric:tabular-nums}kbd{font:12px ui-monospace,Menlo,monospace;border:1px solid var(--edge);border-radius:5px;padding:1px 5px;color:var(--dim)}.update{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--soft);border:1px solid var(--accent);border-radius:12px;padding:10px 14px;margin:14px 0}.update-text{color:var(--ink);font-size:14px}.update-go{border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);border-radius:999px;padding:5px 14px;font-size:13px}.build{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap;margin-top:12px}.build-stamp{font:12px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--dim);border-bottom:1px dotted var(--edge)}.build-stamp:hover{color:var(--accent);border-color:var(--accent)}.build-note{font-size:12px;color:var(--dim)}.build-offline{font-size:12px;color:var(--accent)}