/* ClassesBateria · estilos. Tema claro y oscuro con las mismas variables. */
:root{
  --bg:#eef0f3; --panel:#ffffff; --ink:#14202b; --mute:#5d6b79; --line:#d6dbe1; --track:#e4e8ed; --hover:#f4f6f8;
  --brand:#a87612; --brand-ink:#14110a; --ok:#16875a; --bad:#c23b3b; --warn:#b9660a; --blue:#1f6fd1;
  --lv1:#16875a; --lv2:#1f6fd1; --lv3:#8a4bd1;
  --font-d:'Bricolage Grotesque',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-m:'IBM Plex Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --nav-w:236px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0f161d; --panel:#16212b; --ink:#e9e6dc; --mute:#8d9aa7; --line:#25323e; --track:#1d2a35; --hover:#1b2833;
    --brand:#e0b24a; --brand-ink:#14110a; --ok:#6fdca6; --bad:#ff7a7a; --warn:#ffa65c; --blue:#6db3ff;
    --lv1:#6fdca6; --lv2:#6db3ff; --lv3:#c19bff;
    color-scheme:dark;
  }
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:16px/1.5 var(--font-d);-webkit-text-size-adjust:100%}
h1,h2,h3{margin:0;line-height:1.2;text-wrap:balance}
h1{font-size:1.75rem;letter-spacing:-.02em}
h2{font-size:1.2rem}
h3{font-size:1rem}
p{margin:0}
a{color:inherit}
[hidden]{display:none!important}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.mono{font-family:var(--font-m);font-variant-numeric:tabular-nums}
.mute{color:var(--mute)}
.small{font-size:.85rem}
.tiny{font-size:.75rem}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- estructura ---------- */
#app{min-height:100vh}
.shell{display:grid;grid-template-columns:var(--nav-w) minmax(0,1fr);min-height:100vh}
.nav{position:sticky;top:0;height:100vh;padding:20px 14px;display:flex;flex-direction:column;gap:6px;border-right:1px solid var(--line);background:var(--panel)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.25rem;letter-spacing:-.02em;padding:4px 10px 16px;text-decoration:none}
.brand svg{flex:none}
.brand span b{color:var(--brand)}
.nav a.item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--mute);font-weight:500}
.nav a.item:hover{background:var(--hover);color:var(--ink)}
.nav a.item[aria-current="page"]{background:color-mix(in srgb,var(--brand) 16%,transparent);color:var(--ink)}
.nav a.item[aria-current="page"] svg{color:var(--brand)}
.nav .sp{flex:1}
.nav .who{padding:10px 12px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:2px;font-size:.9rem}
.nav .who b{overflow-wrap:anywhere}
.nav .who button{align-self:flex-start;margin-top:6px}
.nav .sect{font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mute);padding:12px 12px 4px}
.main{min-width:0;padding:24px max(20px,env(safe-area-inset-right,0px)) 40px max(20px,env(safe-area-inset-left,0px))}
.page{max-width:1080px;margin:0 auto;display:flex;flex-direction:column;gap:20px}
.pagehead{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap}
.pagehead p{color:var(--mute)}
.topbar{display:none}
.tabbar{display:none}
@media (max-width:899px){
  .shell{grid-template-columns:minmax(0,1fr)}
  .nav{display:none}
  .topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--panel);border-bottom:1px solid var(--line)}
  .topbar .brand{padding:0}
  .main{padding:16px max(16px,env(safe-area-inset-right,0px)) calc(84px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
  .tabbar{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;position:fixed;left:0;right:0;bottom:0;z-index:20;background:var(--panel);border-top:1px solid var(--line);padding:6px max(6px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(6px,env(safe-area-inset-left,0px))}
  .tabbar a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 2px;border-radius:10px;text-decoration:none;color:var(--mute);font-size:.7rem;min-width:0}
  .tabbar a span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
  .tabbar a[aria-current="page"]{color:var(--ink)}
  .tabbar a[aria-current="page"] svg{color:var(--brand)}
  h1{font-size:1.45rem}
}
body.pulso-page .main{padding-bottom:calc(78px + env(safe-area-inset-bottom,0px))}

/* ---------- componentes ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;min-width:0}
.card.flat{padding:0;overflow:hidden}
.card h2{margin-bottom:12px;display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.card h2 small{font:400 .8rem var(--font-m);color:var(--mute)}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.gauto{grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.g21{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}
@media (max-width:899px){.g21,.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.g2,.g21,.g3,.g4{grid-template-columns:minmax(0,1fr)}.g4.keep2{grid-template-columns:repeat(2,minmax(0,1fr))}}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.sb{justify-content:space-between}
.stack{display:flex;flex-direction:column;gap:12px}
.stack.tight{gap:6px}
.stat{display:flex;flex-direction:column;gap:2px;min-width:0}
.stat span{font-size:.72rem;letter-spacing:.07em;text-transform:uppercase;color:var(--mute)}
.stat b{font:500 1.6rem/1.2 var(--font-m);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.stat small{color:var(--mute);font-size:.8rem}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:9px 14px;text-decoration:none;font-weight:500;line-height:1.2}
.btn:hover:not(:disabled){border-color:var(--mute)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);font-weight:700}
.btn.primary:hover:not(:disabled){filter:brightness(1.06)}
.btn.danger{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 45%,var(--line))}
.btn.ghost{background:transparent}
.btn.sm{padding:5px 10px;font-size:.85rem;border-radius:8px}

.chip{display:inline-flex;align-items:center;gap:5px;font-size:.75rem;font-weight:600;padding:2px 9px;border-radius:99px;border:1px solid var(--line);background:var(--track);white-space:nowrap}
.chip.lv1{color:var(--lv1);border-color:color-mix(in srgb,var(--lv1) 50%,transparent);background:color-mix(in srgb,var(--lv1) 12%,transparent)}
.chip.lv2{color:var(--lv2);border-color:color-mix(in srgb,var(--lv2) 50%,transparent);background:color-mix(in srgb,var(--lv2) 12%,transparent)}
.chip.lv3{color:var(--lv3);border-color:color-mix(in srgb,var(--lv3) 50%,transparent);background:color-mix(in srgb,var(--lv3) 12%,transparent)}
.chip.ok{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 50%,transparent);background:color-mix(in srgb,var(--ok) 12%,transparent)}
.chip.bad{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 50%,transparent);background:color-mix(in srgb,var(--bad) 12%,transparent)}
.chip.warn{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 50%,transparent);background:color-mix(in srgb,var(--warn) 12%,transparent)}

.bar{height:8px;border-radius:4px;background:var(--track);overflow:hidden;position:relative}
.bar i{display:block;height:100%;background:var(--brand);border-radius:4px;transition:width .4s}
.bar.ok i{background:var(--ok)}
.bar.blue i{background:var(--blue)}
.bar.lg{height:12px;border-radius:6px}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto}
.tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:10px 14px;cursor:pointer;color:var(--mute);font-weight:500;white-space:nowrap;margin-bottom:-1px}
.tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--brand)}
.pills{display:flex;gap:6px;flex-wrap:wrap}
.pills button{background:var(--panel);border:1px solid var(--line);border-radius:99px;padding:5px 13px;cursor:pointer;font-size:.9rem}
.pills button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* formularios */
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field>label{font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--mute)}
.field .hint{font-size:.8rem;color:var(--mute)}
input[type=text],input[type=password],input[type=number],input[type=date],input[type=url],select,textarea{width:100%;min-width:0;background:var(--bg);border:1px solid var(--line);border-radius:9px;padding:9px 11px}
textarea{min-height:84px;resize:vertical;font-family:inherit}
input.mono,textarea.mono{font-family:var(--font-m)}
.form{display:flex;flex-direction:column;gap:14px}
.form .two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.form .three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media (max-width:560px){.form .two,.form .three{grid-template-columns:minmax(0,1fr)}}
.msg{padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--track);font-size:.92rem}
.msg.err{border-color:var(--bad);color:var(--bad)}
.msg.ok{border-color:var(--ok);color:var(--ok)}

/* tablas */
.tablewrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th{font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--mute);font-weight:600;text-align:left;padding:8px 10px;white-space:nowrap;border-bottom:1px solid var(--line)}
td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;font-family:var(--font-m);font-variant-numeric:tabular-nums}
tbody tr.link{cursor:pointer}
tbody tr.link:hover{background:var(--hover)}
th button{background:none;border:0;padding:0;cursor:pointer;color:inherit;font:inherit;text-transform:inherit;letter-spacing:inherit}
.empty{padding:22px;text-align:center;color:var(--mute);border:1px dashed var(--line);border-radius:12px}

/* lista de ejercicios */
.excard{display:flex;flex-direction:column;gap:10px;text-decoration:none;position:relative;transition:border-color .15s,transform .15s}
.excard:hover{border-color:var(--brand)}
.excard.locked{opacity:.62}
.excard .top{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}
.excard h3{font-size:1.02rem}
.excard .meta{display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:.85rem;color:var(--mute)}

/* partitura */
.score{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:8px}
.score svg{display:block;width:100%;max-width:760px;height:auto;margin:0 auto;color:var(--ink)}
.score text{fill:var(--mute)}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:.8rem;color:var(--mute)}

/* gráficos */
.chart{width:100%;overflow:hidden}
.chart svg{display:block;width:100%;height:auto}
.chart text{fill:var(--mute);font-family:var(--font-m);font-size:11px}
.chart .grid line{stroke:var(--line)}
.keyrow{display:flex;gap:14px;flex-wrap:wrap;font-size:.8rem;color:var(--mute);margin-top:6px}
.keyrow i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:-1px}
.heat{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:4px}
.heat div{display:grid;grid-template-rows:repeat(7,1fr);gap:4px}
.heat i{aspect-ratio:1;border-radius:3px;background:var(--track);display:block;min-width:0}
.heat i.l1{background:color-mix(in srgb,var(--brand) 40%,var(--track))}
.heat i.l2{background:color-mix(in srgb,var(--brand) 70%,var(--track))}
.heat i.l3{background:var(--brand)}
.heat i.fut{opacity:.3}

/* logros */
.badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:14px}
.badgecard{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:14px 8px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.badgecard b{font-size:.88rem;line-height:1.25}
.badgecard small{color:var(--mute);font-size:.75rem}
.badgecard.locked{opacity:.45}
.badge{display:block;flex:none}
.badge.locked{filter:grayscale(1);opacity:.35}
.pop{animation:pop .6s ease-out}
@keyframes pop{0%{transform:scale(.4) rotate(-12deg);opacity:0}70%{transform:scale(1.12)}100%{transform:none;opacity:1}}

/* listas */
.list{display:flex;flex-direction:column}
.list>*{padding:11px 0;border-bottom:1px solid var(--line)}
.list>*:last-child{border-bottom:0;padding-bottom:0}
.list>*:first-child{padding-top:0}
.item{display:flex;justify-content:space-between;gap:12px;align-items:center;min-width:0}
.item>div{min-width:0}
.item a{text-decoration:none}
.item a:hover{text-decoration:underline}
.ring{position:relative;width:96px;height:96px;flex:none}
.ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:9}
.ring .t{stroke:var(--track)}
.ring .v{stroke:var(--brand);stroke-linecap:round;transition:stroke-dashoffset .5s}
.ring b{position:absolute;inset:0;display:grid;place-items:center;font:500 1.35rem var(--font-m)}

/* diálogos y avisos */
dialog{border:1px solid var(--line);border-radius:16px;background:var(--panel);color:var(--ink);padding:22px;width:min(560px,calc(100vw - 24px));max-height:calc(100vh - 32px);overflow:auto}
dialog::backdrop{background:rgba(5,10,15,.55)}
dialog h2{margin-bottom:14px}
#toasts{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(86px + env(safe-area-inset-bottom,0px));z-index:100;display:flex;flex-direction:column;gap:8px;align-items:center;width:min(440px,calc(100vw - 24px));pointer-events:none}
@media (min-width:900px){#toasts{bottom:24px}}
.toast{pointer-events:auto;background:var(--ink);color:var(--bg);padding:11px 16px;border-radius:12px;font-size:.92rem;box-shadow:0 8px 28px rgba(0,0,0,.25);animation:rise .25s ease-out}
.toast.err{background:var(--bad);color:#fff}
@keyframes rise{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}

.reward{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.reward .big{font:500 2rem var(--font-m);color:var(--brand)}

/* acceso */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px 16px}
.authbox{width:min(420px,100%);display:flex;flex-direction:column;gap:18px}
.authbox .brand{justify-content:center;font-size:1.7rem;padding:0}

/* MVMetronome integrado */
.pulsoframe{width:100%;height:calc(100vh - 150px);min-height:620px;border:1px solid var(--line);border-radius:14px;background:var(--bg)}
@media (max-width:899px){.pulsoframe{height:calc(100vh - 210px);min-height:560px}}

.loading{padding:40px;text-align:center;color:var(--mute)}
/* ---------- añadidos de la plataforma ---------- */
.defs{position:absolute;width:0;height:0;overflow:hidden}
.banner{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:12px 14px;border-radius:12px;border:1px solid color-mix(in srgb,var(--brand) 55%,var(--line));background:color-mix(in srgb,var(--brand) 10%,transparent)}
.banner.bad{border-color:color-mix(in srgb,var(--bad) 55%,var(--line));background:color-mix(in srgb,var(--bad) 8%,transparent)}
.banner.lock{border-color:var(--line);background:var(--track)}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.kpis .card{padding:14px 16px}
.video{aspect-ratio:16/9;width:100%;max-width:100%;border:0;border-radius:12px;background:#000;display:block}
.codebox{font:500 1.6rem var(--font-m);letter-spacing:.14em;background:var(--bg);border:1px dashed var(--line);border-radius:10px;padding:6px 14px}
.cmt{display:flex;flex-direction:column;gap:3px}
.cmt p{overflow-wrap:anywhere;white-space:pre-wrap}
.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:260px;display:inline-block;vertical-align:bottom}
.nowrap{white-space:nowrap}

/* partituras */
.score .staff{stroke:var(--ink);stroke-width:1.4}
.score text{font-family:var(--font-m);font-size:12px}
.score text.hR{fill:var(--brand);font-weight:700}
.score text.hL{fill:var(--blue);font-weight:700}
.score text.cnt{font-size:11px}
.score text.cnt.b{fill:var(--ink);font-weight:600}
.score text.lbl{font-size:11px;font-weight:600}
.score .n-soft{fill:var(--mute);stroke:var(--mute)}
.score .n-rest{fill:var(--mute);opacity:.55}
.score .guide{stroke:var(--line);stroke-width:1}
.score .sep{stroke:var(--line);stroke-width:1}
.score .ring2{fill:none;stroke:currentColor;stroke-width:1.4}

/* gráficos */
.chart .grid line{stroke:var(--line);stroke-width:1}
.chart .c-line{fill:none;stroke:var(--brand);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.chart .c-dec{fill:var(--panel);stroke:var(--brand);stroke-width:2}
.chart .c-ver{fill:var(--blue);stroke:var(--panel);stroke-width:1.5}
.chart .c-target{stroke:var(--ok);stroke-width:1.5;stroke-dasharray:5 4}
.chart text.c-tlabel{fill:var(--ok)}
.chart .c-bar{fill:var(--brand)}
.chart .c-bar.last{fill:var(--ink)}
.chart text.c-val{fill:var(--ink)}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:-1px;box-sizing:border-box}
.dot.dec{border:2px solid var(--brand);background:var(--panel)}
.dot.ver{background:var(--blue)}
.dot.tgt{width:16px;height:0;border-radius:0;border-top:2px dashed var(--ok);vertical-align:3px}
.heatwrap{display:flex;flex-direction:column;gap:6px}

/* ficha de ejercicio */
.sheet{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);gap:16px;align-items:start}
.sheet>div{display:flex;flex-direction:column;gap:16px;min-width:0}
@media (max-width:899px){.sheet{grid-template-columns:minmax(0,1fr)}}
.chiprow{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.medals{display:flex;gap:4px;justify-content:center}
.explain{white-space:pre-wrap;overflow-wrap:anywhere}

/* MVMetronome incrustado */
.pulsonote{display:flex;gap:10px;align-items:flex-start}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* Calendari de l'inici */
.cal{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal .dow{text-align:center;font-size:.75rem;color:var(--mute);padding:2px 0}
.cal .day{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;aspect-ratio:1;min-height:40px;padding:2px;border-radius:10px;background:transparent;border:1px solid transparent;color:inherit;font:inherit;cursor:pointer}
.cal .day:hover{background:var(--track)}
.cal .day.done{background:color-mix(in srgb,var(--ok) 16%,transparent)}
.cal .day.today{border-color:var(--brand);font-weight:700}
.cal .day.sel{outline:2px solid var(--brand);outline-offset:-2px}
.cal .dots{display:flex;gap:3px;height:6px}
.cal .dots i{width:6px;height:6px;border-radius:50%}
.cal .dots .p{background:var(--ok)}
.cal .dots .e{background:var(--brand)}
.cal .dots .e.late{background:var(--bad,#c23b3b)}
.caldetail{border-top:1px solid var(--line);padding-top:10px;display:flex;flex-direction:column;gap:4px;min-height:3.2em}