/* Kit Sosocial — estilos */
:root {
  --bg: #FFFFFF; --ink: #1C2230; --muted: #5B6474; --line: #D6DAE1; --soft: #F3F5F8; --card: #FFFFFF;
  --piano: #2D5BD7; --piano-soft: #E7EDFC;
  --guitarra: #7A3FD1; --bajo: #0F7B78; --metronomo: #B0205E; --diccionario: #1C2230;
  --amber: #E09B00; --amber-ink: #8A5A00; --amber-soft: #FFF3D6;
  --teal: #0F7B78; --err: #B42318;
  --wk: #FFFFFF; --wk-line: #9AA1AC; --bk: #1C2230;
  --acc: var(--piano); --acc-soft: var(--piano-soft);
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12151C; --ink: #EEF1F6; --muted: #A3ABB9; --line: #2E3440; --soft: #1B2029; --card: #171B23;
    --piano: #7E9BFF; --piano-soft: #1E2A4A; --guitarra: #B48CFF; --bajo: #3CC2BD; --metronomo: #FF6FA8; --diccionario: #EEF1F6;
    --amber: #F2B53A; --amber-ink: #F7CD74; --amber-soft: #3A2E12; --teal: #3CC2BD; --err: #FF8A80;
    --wk: #E9ECF1; --wk-line: #5E6675; --bk: #0B0D12;
  }
}
:root[data-theme="dark"] {
  --bg: #12151C; --ink: #EEF1F6; --muted: #A3ABB9; --line: #2E3440; --soft: #1B2029; --card: #171B23;
  --piano: #7E9BFF; --piano-soft: #1E2A4A; --guitarra: #B48CFF; --bajo: #3CC2BD; --metronomo: #FF6FA8; --diccionario: #EEF1F6;
  --amber: #F2B53A; --amber-ink: #F7CD74; --amber-soft: #3A2E12; --teal: #3CC2BD; --err: #FF8A80;
  --wk: #E9ECF1; --wk-line: #5E6675; --bk: #0B0D12;
}
body[data-view="piano"] { --acc: var(--piano); }
body[data-view="guitarra"] { --acc: var(--guitarra); }
body[data-view="bajo"] { --acc: var(--bajo); }
body[data-view="metronomo"] { --acc: var(--metronomo); }
body[data-view="diccionario"] { --acc: var(--diccionario); }

html { scroll-padding-top: calc(env(safe-area-inset-top, 0px) + 110px); }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 "Atkinson Hyperlegible", Verdana, Arial, sans-serif; }
h1, h2 { font-family: "Bricolage Grotesque", "Arial Black", Arial, sans-serif; line-height: 1.1; margin: 0; }
h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); font-weight: 800; letter-spacing: -.02em; color: var(--acc); }
h2 { font-size: 1.4rem; font-weight: 800; margin-bottom: .3rem; }
p { margin: .3rem 0 .8rem; max-width: 70ch; }
.wrap { max-width: 1060px; margin: 0 auto; padding: 0 16px; }
.sub { color: var(--muted); font-size: .95rem; }
.warn { color: var(--err); font-weight: 700; }
[hidden] { display: none !important; }

button { font: inherit; color: var(--ink); background: var(--card); border: 1.5px solid var(--line); border-radius: 999px; padding: 6px 14px; cursor: pointer; }
button:hover { border-color: var(--muted); }
button.on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
button.primary { background: var(--acc); border-color: var(--acc); color: #fff; font-weight: 700; }
button.primary.on { background: var(--ink); border-color: var(--ink); color: var(--bg); }
:root[data-theme="dark"] button.primary { color: #0B0D12; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) button.primary { color: #0B0D12; } }
button:focus-visible, input:focus-visible, select:focus-visible, a:focus-visible { outline: 3px solid var(--acc); outline-offset: 2px; }
select, input[type=number] { font: inherit; color: var(--ink); background: var(--card); border: 1.5px solid var(--line); border-radius: 8px; padding: 5px 8px; }
input[type=number] { width: 4.5em; }
input[type=range] { accent-color: var(--acc); }
input[type=checkbox] { accent-color: var(--acc); width: 18px; height: 18px; }
label.ck { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }

/* ---------- Cabecera ---------- */
.top { position: sticky; top: 0; z-index: 10; background: var(--bg); border-bottom: 1px solid var(--line); padding-top: env(safe-area-inset-top, 0px); }
.bar1 { display: flex; align-items: center; gap: 12px; padding-top: 10px; padding-bottom: 8px; }
.brand { display: flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; font: 800 1.25rem/1 "Bricolage Grotesque", Arial, sans-serif; letter-spacing: -.01em; margin-right: auto; white-space: nowrap; }
.logo { width: 22px; height: 22px; border-radius: 6px; background: var(--acc); position: relative; }
.logo::after { content: ""; position: absolute; left: 5px; right: 5px; top: 5px; height: 7px; border-left: 3px solid var(--bg); border-right: 3px solid var(--bg); }
.mini { display: flex; align-items: center; gap: 4px; border: 1.5px solid var(--line); border-radius: 999px; padding: 3px 8px 3px 3px; }
.mini button { border: 0; padding: 0; width: 30px; height: 30px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; }
.mini .mini-play { background: var(--metronomo); color: #fff; font-size: .8rem; }
.mini .mini-play.on { background: var(--ink); color: var(--bg); }
.mini .mini-step { background: transparent; font-size: 1.2rem; color: var(--muted); }
.mini-bpm { font-size: .85rem; color: var(--muted); white-space: nowrap; min-width: 4.3em; text-align: center; }
.mini-bpm b { color: var(--ink); font-size: 1rem; }
.mini-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line); transition: background .05s; }
.mini-dot.beat { background: var(--metronomo); }
.mini-dot.accent { background: var(--amber); }
.mini-dot.count { background: var(--muted); }
.lang { display: flex; border: 1.5px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang button { border: 0; border-radius: 0; padding: 5px 10px; font-size: .85rem; font-weight: 700; background: transparent; color: var(--muted); }
.lang button[aria-pressed="true"] { background: var(--ink); color: var(--bg); }
.tabs .wrap { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.tabs .wrap::-webkit-scrollbar { display: none; }
.tabs a { color: var(--muted); text-decoration: none; font-weight: 700; padding: 8px 12px 10px; border-bottom: 3px solid transparent; white-space: nowrap; }
.tabs a:hover { color: var(--ink); }
.tabs a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--acc); }

/* ---------- Barra de progresión ---------- */
.progbar { background: var(--soft); border-bottom: 1px solid var(--line); padding: 12px 0 10px; }
.plabel { font-size: .85rem; color: var(--muted); font-weight: 700; margin-bottom: 6px; }
.slots { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-start; }
.slot { display: flex; flex-direction: column; gap: 3px; width: 128px; }
.slot .box { display: flex; align-items: center; border: 2px solid var(--ink); border-radius: 10px; background: var(--card); overflow: hidden; }
.slot input { width: 100%; min-width: 0; border: 0; background: transparent; color: var(--ink); font: 800 1.3rem/1 "Bricolage Grotesque", Arial, sans-serif; padding: 9px 4px 9px 10px; }
.slot input:focus-visible { outline: none; }
.slot .box:focus-within { outline: 3px solid var(--acc); outline-offset: 1px; }
.slot .x { border: 0; border-radius: 0; padding: 4px 9px; color: var(--muted); background: transparent; font-size: 1.1rem; }
.slot .nm { font-size: .78rem; color: var(--muted); line-height: 1.25; min-height: 1.25em; }
.slot.bad .box { border-color: var(--err); }
.slot.bad .nm { color: var(--err); }
.add { height: 46px; border-radius: 10px; border-style: dashed; }
.ptools { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; margin-top: 8px; font-size: .9rem; }
.sharemsg { color: var(--muted); font-size: .85rem; }

/* ---------- Vistas ---------- */
.view { padding-top: 22px; padding-bottom: 20px; min-height: 60vh; }
.view section { padding: 22px 0; border-top: 1px solid var(--line); }
.vhead { margin-bottom: 14px; }
.vhead p { color: var(--muted); }
.row { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; margin: 12px 0; font-size: .95rem; }
.legend { display: flex; flex-wrap: wrap; gap: 16px; font-size: .9rem; color: var(--muted); margin: 6px 0 18px; }
.sw { display: inline-block; width: 14px; height: 14px; border-radius: 4px; vertical-align: -2px; margin-right: 6px; }
.badge { display: inline-block; font-size: .8rem; font-weight: 700; background: var(--acc-soft); color: var(--acc); border-radius: 999px; padding: 2px 10px; margin-left: 8px; }
body[data-view="piano"] .badge { background: var(--piano-soft); }
.soon { border: 2px dashed var(--line); border-radius: 14px; padding: 22px; }
.soon .badge { margin: 0 0 8px; background: var(--soft); color: var(--acc); }
.soon p { font-size: 1.05rem; }

.levels { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 10px; }
.levels .lvl { border-radius: 12px; text-align: left; padding: 10px 14px; display: flex; flex-direction: column; gap: 1px; }
.levels .lvl b { font-size: .8rem; color: var(--muted); }
.levels .lvl span { font-weight: 700; }
.levels .lvl small { color: var(--muted); font-size: .8rem; }
.levels .lvl.on { background: var(--card); color: var(--ink); border: 2.5px solid var(--acc); }
.levels .lvl.on b { color: var(--acc); }

.chain { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 10px; }
.chain .ch { font: 800 1.2rem/1 "Bricolage Grotesque", Arial, sans-serif; padding: 8px 12px; border: 2px solid var(--ink); border-radius: 10px; }
.chain .link { display: flex; flex-direction: column; align-items: center; gap: 3px; font-size: .85rem; min-width: 64px; text-align: center; }
.chain .cm { display: flex; gap: 3px; flex-wrap: wrap; justify-content: center; }
.chain .link b { color: var(--amber-ink); background: var(--amber-soft); border-radius: 6px; padding: 1px 7px; }
.chain .link i { font-style: normal; color: var(--muted); }
.chain .arrow { color: var(--muted); font-size: 1.1rem; line-height: 1; }

.path { border: 1.5px solid var(--line); border-radius: 14px; padding: 14px; margin: 14px 0; background: var(--card); }
.path.best { border-color: var(--acc); border-width: 2.5px; }
.phead { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.ptitle { font-weight: 700; font-size: 1.05rem; }
.pmeta { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.meter { display: flex; align-items: center; gap: 8px; font-size: .9rem; color: var(--muted); }
.meter .bar { width: 90px; height: 8px; border-radius: 4px; background: var(--soft); overflow: hidden; }
.meter .bar span { display: block; height: 100%; background: var(--acc); }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.step { border-radius: 10px; padding: 8px; border: 1.5px solid transparent; transition: background .15s, border-color .15s; }
.step.playing { background: var(--acc-soft); border-color: var(--acc); }
body[data-view="piano"] .step.playing { background: var(--piano-soft); }
.step .sh { display: flex; justify-content: space-between; align-items: baseline; gap: 6px; margin-bottom: 4px; }
.step .sh b { font: 800 1.2rem/1 "Bricolage Grotesque", Arial, sans-serif; }
.step .sh span { font-size: .78rem; color: var(--muted); text-align: right; line-height: 1.3; }
.kbbtn { display: block; width: 100%; padding: 0; border: 0; border-radius: 6px; background: transparent; }
.kbbtn:hover { outline: 2px solid var(--line); }
.kb { display: block; width: 100%; height: auto; }
.notes { font-size: .9rem; margin-top: 4px; }
.notes .c { color: var(--amber-ink); font-weight: 700; }
.mv { font-size: .85rem; margin-top: 6px; line-height: 1.45; color: var(--muted); }
.mv .held { color: var(--amber-ink); font-weight: 700; }
.mv .dist { opacity: .75; }
.invbtns { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 6px; }
.invbtns button { padding: 2px 9px; font-size: .8rem; }
.inv-grid { display: grid; grid-template-columns: 110px repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; align-items: center; margin: 12px 0; }
.inv-grid .cn b { display: block; font: 800 1.3rem/1 "Bricolage Grotesque", Arial, sans-serif; }
.inv-grid .cn span { font-size: .8rem; color: var(--muted); }
.inv-grid .lbl { font-size: .8rem; color: var(--muted); margin-bottom: 2px; }

.k-w { fill: var(--wk); stroke: var(--wk-line); stroke-width: .7; }
.k-b { fill: var(--bk); }
.k-on { fill: var(--piano); }
.k-c { fill: var(--amber); }
.k-bass { fill: var(--teal); }
.k-w.k-on, .k-w.k-c, .k-w.k-bass { stroke: var(--wk-line); }
.k-lbl { fill: var(--wk-line); font-size: 7px; font-family: Arial, sans-serif; }

/* ---------- Metrónomo ---------- */
.metro { max-width: 640px; }
.mdisplay { border: 2px solid var(--line); border-radius: 18px; padding: 18px; text-align: center; transition: border-color .06s, background .06s; }
.mdisplay.accent { border-color: var(--metronomo); background: var(--soft); }
.mdisplay.count { border-color: var(--muted); }
.mbeat { font: 800 clamp(5rem, 22vw, 9rem)/1 "Bricolage Grotesque", Arial, sans-serif; color: var(--metronomo); }
.mdisplay.count .mbeat { color: var(--muted); }
.mdots { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin: 12px 0 4px; }
.dot { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--line); }
.dot.first { border-color: var(--metronomo); }
.dot.now { background: var(--metronomo); border-color: var(--metronomo); }
.mstatus { min-height: 1.5em; color: var(--muted); font-size: .95rem; }
.mbpm { display: flex; align-items: center; justify-content: center; gap: 8px; margin: 18px 0 8px; }
.mbpm button { width: 52px; height: 44px; padding: 0; }
.mval { display: flex; flex-direction: column; align-items: center; min-width: 120px; }
.mval b { font: 800 3rem/1 "Bricolage Grotesque", Arial, sans-serif; }
.mval span { font-size: .8rem; color: var(--muted); }
.mval em { font-style: normal; color: var(--metronomo); font-weight: 700; }
#mRange { width: 100%; margin: 6px 0 16px; }
.mmain { display: flex; gap: 10px; flex-wrap: wrap; }
.mmain .big { flex: 1 1 200px; padding: 14px; font-size: 1.1rem; border-radius: 14px; }
.mopts { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px 18px; margin: 20px 0 8px; align-items: end; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: .9rem; color: var(--muted); }
.seg { display: flex; flex-wrap: wrap; gap: 4px; }
.seg button { padding: 4px 11px; font-size: .88rem; }
.trainer { border: 1.5px solid var(--line); border-radius: 14px; padding: 12px 16px; margin-top: 16px; }
.trainer legend { padding: 0 6px; font-weight: 700; }
.trrow { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; font-size: .95rem; }

/* ---------- Bajo ---------- */
body[data-view="bajo"] { --acc-soft: var(--bajo-soft); }
:root { --bajo-soft: #E0F2F1; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --bajo-soft: #123634; } }
:root[data-theme="dark"] { --bajo-soft: #123634; }
.pos { display: inline-block; font: 700 .78em/1.4 Consolas, "Courier New", monospace; letter-spacing: .02em; background: var(--soft); border: 1px solid var(--line); color: var(--ink); border-radius: 5px; padding: 0 5px; }
.poslegend { font-size: .95rem; }
.bsteps { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.fb { display: block; width: 100%; height: auto; }
.fb-str { stroke: var(--wk-line); }
.fb-fret { stroke: var(--line); stroke-width: 1.2; }
.fb-nut { fill: var(--ink); }
.fb-lbl, .fb-num { fill: var(--muted); font: 7px Arial, sans-serif; }
.fb-alt { fill: var(--bg); stroke: var(--bajo); stroke-width: 1.4; stroke-dasharray: 2 1.5; cursor: pointer; }
.fb-root circle { fill: var(--bajo); }
.fb-root text { fill: #fff; }
.fb-tone circle { fill: var(--bajo-soft); stroke: var(--bajo); stroke-width: 1.4; }
.fb-tone text { fill: var(--ink); }
.fb-app circle { fill: var(--bg); stroke: var(--muted); stroke-width: 1.4; stroke-dasharray: 2 1.5; }
.fb-app text { fill: var(--muted); }
.fb text { font: 700 7.5px Arial, sans-serif; pointer-events: none; }
:root[data-theme="dark"] .fb-root text { fill: #0B0D12; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .fb-root text { fill: #0B0D12; } }
.chips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.chip { font-size: .8rem; border-radius: 999px; padding: 2px 8px; background: var(--soft); border: 1px solid var(--line); display: inline-flex; gap: 5px; align-items: center; }
button.chip { cursor: pointer; }
.chip b { color: var(--bajo); }
.chip.t1 { border-color: var(--bajo); }
.chip.ta { border-style: dashed; }
.chip .pos { font-size: .72rem; }
.sw-tone { background: var(--bajo-soft); border: 1.5px solid var(--bajo); }
.sw-app { background: transparent; border: 1.5px dashed var(--muted); }
.sw-alt { background: transparent; border: 1.5px dashed var(--bajo); border-radius: 50%; }
.tabh { font: 800 1.1rem/1.2 "Bricolage Grotesque", Arial, sans-serif; margin: 18px 0 2px; }
.tab { display: flex; flex-wrap: wrap; gap: 14px 0; font: 14px/1.35 Consolas, "Courier New", monospace; background: var(--soft); border-radius: 10px; padding: 12px 14px; overflow-x: auto; }
.tb { display: flex; flex-direction: column; }
.tbh { font-family: "Bricolage Grotesque", Arial, sans-serif; font-weight: 800; padding-left: 2.2ch; min-height: 1.4em; }
.tr { white-space: pre; }
.sn { display: inline-block; width: 1.4ch; color: var(--muted); }

.tc { border-radius: 3px; }
.tc.now { background: var(--bajo); color: #fff; }
.where { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; }
.wcell .sh { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 4px; }
.wcell .sh b { font: 800 1.2rem/1 "Bricolage Grotesque", Arial, sans-serif; }
.wcell .sh span { color: var(--muted); font-size: .9rem; }

.foot { color: var(--muted); font-size: .85rem; padding-top: 18px; padding-bottom: 30px; border-top: 1px solid var(--line); }

@media (max-width: 600px) {
  .bar1 { gap: 8px; }
  .brand { font-size: 1.05rem; }
  .mini .mini-step { display: none; }
  .mini { padding-right: 10px; gap: 6px; }
  .mini-bpm { min-width: auto; }
  .lang button { padding: 5px 8px; }
  .slot { width: calc(50% - 4px); }
  .inv-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .inv-grid .cn { grid-column: 1 / -1; }
  .levels { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .levels .lvl { padding: 8px 10px; }
  .levels .lvl small { display: none; }
}
@media (prefers-reduced-motion: reduce) { .step, .mdisplay, .mini-dot { transition: none; } }
@media print {
  .top, .progbar .ptools, .foot, [data-playpath], .invbtns { display: none !important; }
  .path, .inv-grid, .step { break-inside: avoid; }
}