/* ==========================================================================
   TOOLSHORE MUSIC - music.css
   Loaded AFTER main.min.css, which is used unchanged. This file only adds
   what the music site needs: focus states, tap-target sizing, instrument
   grids, the shared instrument control kit, the piano-style keyboard,
   ad slots and the article table of contents.
   ========================================================================== */

/* ===== Accessibility base ===== */
:focus-visible{ outline:3px solid var(--violet-deep); outline-offset:2px; border-radius:4px; }
main:focus{ outline:none; }
.toolbelt input:focus-visible{ outline:none; }
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{ transition-duration:.01ms !important; animation-duration:.01ms !important; animation-iteration-count:1 !important; }
}

/* ===== Header additions ===== */
.logo img{ width:26px; height:26px; border-radius:6px; }
.logo-sub{
  font-family:var(--mono); font-size:11px; font-weight:600; letter-spacing:.8px;
  text-transform:uppercase; color:var(--violet-deep); background:var(--violet);
  padding:3px 8px; border-radius:999px;
}
/* Larger hit areas without changing how the header looks */
.main-nav > a, .nav-dropdown-btn{ padding:10px 2px; }
.main-nav > a::after{ bottom:4px; }
.theme-switch::after{ content:''; position:absolute; inset:-11px -6px; }
.menu-btn{ width:44px; height:44px; }
.mobile-nav-links a, .mobile-categories-grid a{ min-height:44px; display:flex; align-items:center; }
.mobile-categories-toggle{ min-height:44px; }
.breadcrumbs a{ display:inline-block; padding:6px 0; }

/* Collapsed mobile category grid must not be reachable by keyboard */
.mobile-categories-grid{ visibility:hidden; transition:max-height .3s var(--ease), margin .3s var(--ease), visibility 0s linear .3s; }
.mobile-categories-grid.is-open{ visibility:visible; transition-delay:0s; }

/* ===== Footer: legible sizes and tap targets ===== */
.footer-col h4 a{ font-size:13px; }
.footer-col ul{ max-height:none; }
.footer-col li{ margin-bottom:0; }
.footer-col a{ font-size:13px; display:inline-block; padding:6px 0; }
.footer-links{ flex-wrap:wrap; }
.footer-links a{ display:inline-block; padding:8px 0; }
.site-footer .logo{ margin-bottom:0; }

/* ===== Homepage ===== */
.hero-music{ padding-bottom:8px; }
.search-count{ min-height:1.6em; }
.categories .cat-card{ display:block; }
.categories .cat-card p{ font-size:12.5px; }
.instrument-grid{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(230px, 1fr)); gap:12px;
}
.instrument-grid .tool-card{ flex:none; }
.tool-card h3{ font-family:var(--disp); font-size:15px; font-weight:700; }
.tool-card p{ font-size:13px; }
.tool-card .use{ font-size:12px; }
.section[hidden], .no-results[hidden]{ display:none; }
.section-head h2 a{ color:inherit; }
@media (max-width:720px){
  .instrument-grid{ grid-template-columns:repeat(2, 1fr); }
}
@media (max-width:480px){
  .instrument-grid{ grid-template-columns:1fr; }
}

/* ===== Instrument page layout ===== */
.tool-page.instrument-page{ max-width:1000px; }
.instrument-page .tool-article,
.instrument-page .tool-faq,
.instrument-page .toc,
.instrument-page .related-tools,
.instrument-page .ad-slot{ max-width:820px; margin-left:auto; margin-right:auto; }
.instrument-page .tool-article h2{ scroll-margin-top:90px; }
.instrument-page .tool-article h3{ font-family:var(--disp); font-size:17px; font-weight:700; margin:20px 0 8px; color:var(--ink); }
.tool-app.stage{ padding:20px; }
@media (max-width:600px){ .tool-app.stage{ padding:14px; } }

/* FAQ items on tool pages */
.tool-faq .faq-item .q{ font-weight:700; font-size:14.5px; }
.tool-faq .faq-item .a{ font-size:14px; line-height:1.7; }
.tool-faq .faq-item:last-child{ border-bottom:none; }

/* Related tools grid reuses the card; make cards fill their cell */
.tool-grid-static .tool-card{ flex:none; }

/* Table of contents */
.toc{
  background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px 22px; margin-bottom:40px;
}
.toc h2{ font-family:var(--disp); font-size:17px; font-weight:800; margin-bottom:10px; }
.toc ol{ margin:0 0 0 18px; columns:2; column-gap:28px; }
.toc li{ font-size:14px; margin-bottom:2px; break-inside:avoid; }
.toc a{ color:var(--violet-deep); font-weight:600; text-decoration:underline; display:inline-block; padding:5px 0; }
@media (max-width:600px){ .toc ol{ columns:1; } }

/* ===== Ad slots (rendered only when ads are configured) ===== */
.ad-slot{
  margin:0 auto 40px; min-height:280px; text-align:center; overflow:hidden;
  border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:8px 0;
}
.ad-label{
  display:block; font-family:var(--mono); font-size:11px; text-transform:uppercase;
  letter-spacing:1px; color:var(--ink-soft); margin-bottom:6px;
}

/* ===== Shared instrument control kit ===== */
.audio-gate{
  display:flex; align-items:center; flex-wrap:wrap; gap:12px;
  background:var(--violet); border-radius:12px; padding:12px 14px; margin-bottom:16px;
  font-size:14px;
}
.audio-gate[hidden]{ display:none; }
.inst-controls{ display:flex; flex-wrap:wrap; gap:14px 22px; align-items:flex-end; margin-bottom:18px; }
.inst-field{ display:flex; flex-direction:column; gap:6px; min-width:140px; flex:1 1 140px; max-width:260px; }
.inst-field > label, .inst-field > .lbl{ font-size:12.5px; font-weight:700; color:var(--ink); display:flex; justify-content:space-between; gap:8px; }
.inst-field output{ font-family:var(--mono); font-size:12px; color:var(--steel); font-weight:600; }
.inst-select{
  min-height:44px; padding:10px 12px; border:1px solid var(--line); border-radius:10px;
  background:var(--bg); color:var(--ink); font:inherit; font-size:14px;
}
.inst-range{ width:100%; height:28px; accent-color:var(--violet-deep); cursor:pointer; }
.inst-field-wide{ max-width:340px; flex:1 1 300px; }
.inst-field-wide > .lbl{ justify-content:flex-start; gap:10px; }
.inst-field-wide .tool-actions{ flex-wrap:nowrap; }
.inst-field-wide .tool-btn-secondary{ flex:1 1 0; padding:10px 12px; white-space:nowrap; }
.inst-toggle{
  min-height:44px; padding:10px 18px; border-radius:999px; border:1px solid var(--line);
  background:var(--panel); color:var(--ink); font-size:13px; font-weight:700; cursor:pointer;
  transition:background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.inst-toggle:hover{ border-color:var(--violet-deep); }
.inst-toggle[aria-pressed="true"]{ background:var(--violet-deep); color:#fff; border-color:var(--violet-deep); }
.inst-toggle[aria-pressed="true"]::before{ content:'On: '; }
.tool-btn-primary, .tool-btn-secondary{ min-height:44px; }
.inst-status{ font-family:var(--mono); font-size:13px; color:var(--steel); min-height:1.5em; margin-top:10px; }
.inst-help{ font-size:13.5px; color:var(--ink-soft); margin-top:14px; line-height:1.7; }
.inst-help kbd{
  font-family:var(--mono); font-size:12px; font-weight:600; background:var(--violet); color:var(--violet-deep);
  border-radius:5px; padding:1px 6px;
}

/* ===== Keyboard component (piano, organ, synthesizer, flute) ===== */
.kbd-wrap{ overflow-x:auto; padding-bottom:6px; -webkit-overflow-scrolling:touch; border-radius:12px; }
.kbd{
  --kw:52px; --bw:32px;
  position:relative; display:flex; height:220px; min-width:max-content;
  user-select:none; -webkit-user-select:none; -webkit-touch-callout:none;
  touch-action:pan-x pan-y;
}
.kbd-key{
  font-family:var(--mono); cursor:pointer; padding:0; -webkit-tap-highlight-color:transparent;
  transition:transform .06s linear, background .06s linear;
}
.kbd-white{
  position:relative; flex:0 0 var(--kw); height:100%; background:#FFFFFF; color:#52545C;
  border:1px solid #C9C7D6; border-top:none; border-radius:0 0 8px 8px;
}
.kbd-black{
  position:absolute; top:0; z-index:2; width:var(--bw); height:62%;
  left:calc(var(--kw) * var(--pos) - var(--bw) / 2);
  background:#14151A; color:#E7E5F0; border:1px solid #14151A; border-top:none; border-radius:0 0 6px 6px;
}
.kbd-white.is-down{ background:#DDD6FE; transform:translateY(2px); border-bottom:4px solid #5A3FC4; }
.kbd-black.is-down{ background:#5A3FC4; border-color:#5A3FC4; transform:translateY(2px); }
.kbd-white .note, .kbd-white .hint{ position:absolute; left:0; right:0; text-align:center; pointer-events:none; }
.kbd-white .note{ bottom:8px; font-size:12px; font-weight:600; }
.kbd-white .hint{ bottom:30px; font-size:13px; font-weight:700; color:#5A3FC4; text-transform:uppercase; }
.kbd-black .hint{
  position:absolute; left:0; right:0; bottom:8px; text-align:center; font-size:11px; font-weight:700;
  text-transform:uppercase; pointer-events:none;
}
.kbd-key:focus-visible{ outline:3px solid #5A3FC4; outline-offset:-3px; z-index:3; }
@media (max-width:600px){
  .kbd{ --kw:48px; --bw:30px; height:190px; }
}

/* ===== Footer spacing and back-to-top clearance ===== */
.site-footer{ padding-top:40px; }
.footer-bottom{ padding-right:60px; }

/* ===== Shared label above a control group ===== */
.inst-label{ font-size:12.5px; font-weight:700; color:var(--ink); margin:0 0 8px; }

/* ===== Chord buttons (guitar, ukulele) ===== */
.chord-row{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:16px; }
.chord-btn{
  display:inline-flex; flex-direction:column; align-items:center; justify-content:center;
  min-width:64px; padding:6px 14px; line-height:1.25;
}
.chord-btn[aria-pressed="true"]::before{ content:''; }
.chord-btn[aria-pressed="true"]{ box-shadow:0 0 0 3px var(--violet); }
.chord-name{ font-size:15px; font-weight:700; }
.chord-key{ font-family:var(--mono); font-size:11px; font-weight:600; }

/* ===== Fretboard (guitar, ukulele) ===== */
.fb-wrap{ overflow-x:auto; padding-bottom:8px; -webkit-overflow-scrolling:touch; border-radius:12px; }
.fretboard{
  min-width:640px; background:var(--bg); border:1px solid var(--line); border-radius:12px;
  padding:6px 8px 8px 0; user-select:none; -webkit-user-select:none; -webkit-touch-callout:none;
  touch-action:pan-x pan-y;
}
.fb-head, .fb-row{ display:flex; align-items:stretch; }
.fb-label{
  flex:0 0 64px; display:flex; align-items:center; justify-content:flex-end; gap:4px;
  padding-right:10px; font-family:var(--mono); font-size:12px; font-weight:600; color:var(--ink-soft);
}
.fb-label b{ color:var(--ink); }
.fb-label .mute-x{ color:var(--violet-deep); font-weight:700; }
.fb-fret{
  flex:1 1 0; min-width:44px; text-align:center; font-family:var(--mono); font-size:11px;
  font-weight:600; color:var(--ink-soft); padding:4px 0;
}
.fb-cell{
  position:relative; flex:1 1 0; min-width:44px; height:44px; padding:0; cursor:pointer;
  background:transparent; border:0; border-left:2px solid var(--line); color:var(--ink-soft);
  font-family:var(--mono); font-size:11px; font-weight:600; -webkit-tap-highlight-color:transparent;
}
.fb-cell.fb-open{ border-left:0; border-right:5px solid var(--ink); }
.fb-cell::before{
  content:''; position:absolute; left:0; right:0; top:50%; height:var(--th, 2px);
  background:var(--ink-soft); opacity:.6; transform:translateY(-50%); pointer-events:none;
}
.fb-cell span{ position:relative; z-index:1; background:var(--bg); padding:1px 4px; border-radius:5px; }
.fb-cell:hover span{ background:var(--violet); }
.fb-cell.is-hit span{ background:var(--violet-deep); color:#fff; }
.fb-cell.in-chord span{
  background:var(--amber); color:var(--amber-ink); font-weight:700; box-shadow:0 0 0 2px var(--amber-ink);
}
.fb-cell:focus-visible{ outline-offset:-3px; }

/* ===== Drum kit ===== */
.kit{ display:grid; grid-template-columns:repeat(12, 1fr); gap:10px; margin-bottom:16px; }
.pad{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:4px;
  min-height:84px; padding:6px; background:var(--panel); color:var(--ink);
  border:2px solid var(--line); border-radius:16px; font:inherit; font-weight:700; font-size:14px;
  cursor:pointer; user-select:none; -webkit-user-select:none; touch-action:manipulation;
  -webkit-tap-highlight-color:transparent;
  transition:background .08s linear, color .08s linear, transform .08s linear, border-color .08s linear;
}
.pad-cym{ grid-column:span 3; border-radius:999px; border-color:var(--amber); background:color-mix(in srgb, var(--amber) 14%, var(--panel)); }
.pad-tom{ grid-column:span 4; }
.pad-big{ grid-column:span 6; min-height:112px; font-size:16px; }
.pad:hover{ border-color:var(--violet-deep); }
.pad-key{ font-family:var(--mono); font-size:12px; font-weight:600; color:var(--violet-deep); }
.pad.is-hit{ background:var(--violet-deep); border-color:var(--violet-deep); color:#fff; transform:scale(.97); }
.pad.is-hit .pad-key{ color:#fff; }
@media (max-width:480px){
  .kit{ gap:8px; }
  .pad{ font-size:12.5px; min-height:78px; padding:4px; }
  .pad-big{ font-size:15px; }
}

/* ===== Harmonica ===== */
.harp-wrap{ overflow-x:auto; padding-bottom:8px; -webkit-overflow-scrolling:touch; }
.harp{
  min-width:600px; display:flex; flex-direction:column; gap:6px;
  user-select:none; -webkit-user-select:none; -webkit-touch-callout:none; touch-action:pan-x pan-y;
}
.harp-row{ display:grid; grid-template-columns:56px repeat(10, minmax(46px, 1fr)); gap:6px; align-items:center; }
.harp-label{ font-size:12px; font-weight:700; color:var(--ink); line-height:1.25; }
.harp-num{
  text-align:center; font-family:var(--mono); font-size:12px; font-weight:600; color:var(--steel);
  background:var(--violet); border-radius:6px; padding:3px 0;
}
.harp-btn{
  min-height:72px; padding:4px; display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:2px; background:var(--panel); color:var(--ink); border:2px solid var(--line); border-radius:12px;
  font:inherit; cursor:pointer; -webkit-tap-highlight-color:transparent;
  transition:background .06s linear, color .06s linear, border-color .06s linear;
}
.harp-blow .harp-btn{ background:color-mix(in srgb, var(--violet) 70%, var(--panel)); }
.harp-draw .harp-btn{ background:color-mix(in srgb, var(--amber) 14%, var(--panel)); border-style:dashed; }
.harp-btn .hn{ font-size:15px; font-weight:700; }
.harp-btn .hk{ font-family:var(--mono); font-size:11px; font-weight:600; color:var(--violet-deep); }
.harp-btn:hover{ border-color:var(--violet-deep); }
.harp-btn.is-down{ background:var(--violet-deep); border-color:var(--violet-deep); border-style:solid; color:#fff; }
.harp-btn.is-down .hk{ color:#fff; }

/* ===== Violin fingerboard (reuses the fretboard look) ===== */
.fretboard.violin .fb-cell{ border-left-color:transparent; }
.fretboard.violin .fb-cell.fb-open{ border-right:0; border-left:5px solid var(--ink); }
.v-track{ display:flex; flex:1 1 auto; touch-action:none; }
.fretboard.violin .fb-row{ cursor:pointer; }

/* ===== Xylophone ===== */
.xylo-wrap{ overflow-x:auto; padding-bottom:8px; -webkit-overflow-scrolling:touch; }
.xylo{
  display:flex; align-items:flex-end; gap:6px; min-width:700px; padding:8px 0;
  user-select:none; -webkit-user-select:none; -webkit-touch-callout:none; touch-action:pan-x pan-y;
}
.bar{
  flex:1 1 0; min-width:44px; height:var(--h); padding:0 0 8px; cursor:pointer;
  display:flex; flex-direction:column; align-items:center; justify-content:flex-end; gap:2px;
  background:var(--c); color:#14151A; border:2px solid rgba(20,21,26,.45); border-radius:10px;
  font:inherit; font-weight:700; -webkit-tap-highlight-color:transparent;
  transition:transform .06s linear, box-shadow .06s linear;
}
.bar .bn{ font-size:13px; }
.bar .bk{ font-family:var(--mono); font-size:11px; font-weight:600; }
.bar.is-hit{ transform:translateY(4px); box-shadow:inset 0 0 0 3px #14151A; }

/* ===== Kalimba ===== */
.kal-wrap{ overflow-x:auto; padding-bottom:8px; -webkit-overflow-scrolling:touch; }
.kal{
  display:flex; align-items:flex-start; justify-content:center; gap:6px; min-width:720px; padding:8px 8px 4px;
  background:var(--bg); border:1px solid var(--line); border-radius:14px;
  user-select:none; -webkit-user-select:none; -webkit-touch-callout:none; touch-action:pan-x pan-y;
}
.tine{
  flex:1 1 0; min-width:40px; height:var(--h); padding:0 0 8px; cursor:pointer;
  display:flex; flex-direction:column; align-items:center; justify-content:flex-end; gap:2px;
  background:var(--violet); color:var(--ink); border:2px solid var(--violet-deep); border-radius:6px 6px 20px 20px;
  font:inherit; font-weight:700; -webkit-tap-highlight-color:transparent;
  transition:transform .06s linear, background .06s linear, color .06s linear;
}
.tine.is-center{ border-width:3px; }
.tine .bn{ font-size:13px; }
.tine .bk{ font-family:var(--mono); font-size:11px; font-weight:600; color:var(--violet-deep); }
.tine:hover{ background:color-mix(in srgb, var(--violet-deep) 22%, var(--violet)); }
.tine.is-hit{ background:var(--violet-deep); color:#fff; transform:translateY(3px); }
.tine.is-hit .bk{ color:#fff; }