:root{
  --tinta:#05060a;
  --tinta2:#0b0d15;
  --panel:rgba(9,11,18,.78);
  --borde:rgba(237,239,245,.13);
  --tiza:#edeff5;
  --bruma:#888ea6;
  --fosforo:#f0b429;
  --mono:"DM Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --serif:"Instrument Serif", Georgia, "Times New Roman", serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}   /* si no, .capa lo pisaría y taparía la página */
html,body{height:100%}
body{
  margin:0; background:var(--tinta); color:var(--tiza);
  font-family:var(--mono); font-size:13px; line-height:1.5;
  overflow:hidden; -webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--fosforo);outline-offset:2px;border-radius:2px}

/* ---------- escena ---------- */
#escena{position:fixed;inset:0;background:var(--tinta)}
#lienzo{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:2}
.fondo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;
  opacity:0;transition:opacity 1s linear}
.fondo.visible{opacity:1}
#escena.modo-mixto .fondo.visible{opacity:.65}
#escena.modo-videos #lienzo{display:none}
#escena.modo-mixto #lienzo{mix-blend-mode:screen}
#vineta{position:absolute;inset:0;pointer-events:none;z-index:3;
  background:radial-gradient(120% 90% at 50% 45%, transparent 44%, rgba(5,6,10,.6) 100%)}

/* ---------- capa de interfaz ---------- */
#ui{position:fixed;inset:0;pointer-events:none;display:flex;flex-direction:column;justify-content:space-between;
  padding:20px 16px;gap:16px;transition:opacity .45s}
#ui.oculta{opacity:0}
#ui > *{pointer-events:auto}

.etiqueta{margin:0;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--bruma)}
.sub{margin:0;color:var(--bruma);font-size:12px}

#cabecera{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap}
#ficha h2{margin:2px 0 0;font-family:var(--serif);font-weight:400;font-size:clamp(26px,4.2vw,44px);line-height:1.05;
  text-wrap:balance;max-width:14ch;letter-spacing:.01em}
#efectoInfo{text-align:right}
#nombreEfecto{margin:2px 0 0;font-size:15px;color:var(--fosforo);letter-spacing:.02em}

/* medidores */
#medidores{align-self:flex-start;display:flex;flex-direction:column;gap:9px;width:230px;
  background:var(--panel);backdrop-filter:blur(14px);border:1px solid var(--borde);
  padding:14px 14px 12px;border-radius:3px}
.med{display:grid;grid-template-columns:1fr;gap:5px}
.med span{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--bruma)}
.med i{display:block;height:3px;background:rgba(237,239,245,.1);overflow:hidden}
.med b{display:block;height:100%;width:0%;background:var(--tiza);transition:width .05s linear}
.med:nth-child(1) b{background:var(--fosforo)}
.med:nth-child(2) b{background:#7fd1c4}
.med:nth-child(3) b{background:#c9a5ff}
#filaBpm{display:flex;align-items:baseline;justify-content:space-between;gap:8px;
  border-top:1px solid var(--borde);padding-top:9px;margin-top:2px}
#filaBpm span{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--bruma)}
#mBpm{font-family:var(--serif);font-size:26px;line-height:1;font-variant-numeric:tabular-nums}

/* transporte */
#transporte{display:flex;align-items:center;gap:9px 11px;flex-wrap:wrap;
  background:var(--panel);backdrop-filter:blur(14px);border:1px solid var(--borde);
  padding:11px 14px;border-radius:3px}
.grupo{display:flex;align-items:center;gap:4px}
.icono{width:34px;height:34px;display:grid;place-items:center;border-radius:2px;color:var(--tiza);opacity:.85}
.icono:hover{opacity:1;background:rgba(237,239,245,.08)}
.icono svg{width:15px;height:15px;fill:currentColor}
#btnPlay{width:40px;height:40px;background:var(--tiza);color:var(--tinta);opacity:1}
#btnPlay:hover{background:#fff}
.tiempo{font-size:11px;color:var(--bruma);font-variant-numeric:tabular-nums;min-width:38px}
#barra{flex:1 1 160px;height:22px;display:flex;align-items:center;cursor:pointer;min-width:120px}
#pista{width:100%;height:2px;background:rgba(237,239,245,.16);position:relative}
#progreso{position:absolute;inset:0 auto 0 0;width:0%;background:var(--fosforo)}
#progreso::after{content:"";position:absolute;right:-3px;top:-2.5px;width:7px;height:7px;background:var(--fosforo);border-radius:50%}
.txt{padding:7px 10px;font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--bruma);
  border:1px solid var(--borde);border-radius:2px;white-space:nowrap}
.txt:hover{color:var(--tiza);border-color:rgba(237,239,245,.32)}
.txt[aria-pressed="true"]{color:var(--tinta);background:var(--fosforo);border-color:var(--fosforo)}
.txt:disabled,select:disabled{opacity:.38;cursor:default}
.txt:disabled:hover{color:var(--bruma);border-color:var(--borde)}
#vol{width:76px;accent-color:var(--fosforo);cursor:pointer}
.campo{display:flex;align-items:center;gap:7px}
.campo > span{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--bruma)}
select{font:inherit;font-size:10.5px;letter-spacing:.05em;color:var(--tiza);
  background:rgba(237,239,245,.06);border:1px solid var(--borde);border-radius:2px;
  padding:6px 8px;cursor:pointer;max-width:168px}
select:hover{border-color:rgba(237,239,245,.32)}
option{background:#0b0d15;color:var(--tiza)}
#modos{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;margin-bottom:10px}
#modos button{padding:8px 4px;font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--bruma);border:1px solid var(--borde);border-radius:2px}
#modos button:hover{color:var(--tiza);border-color:rgba(237,239,245,.32)}
#modos button[aria-pressed="true"]{color:var(--tinta);background:var(--fosforo);border-color:var(--fosforo)}
#origen,#origenVideo{margin:0 0 3px;font-size:10px;letter-spacing:.05em;color:var(--bruma)}
#origenVideo{margin-bottom:12px}

/* lista */
#lista{position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);z-index:5;
  background:rgba(7,9,15,.93);backdrop-filter:blur(20px);border-left:1px solid var(--borde);
  transform:translateX(101%);transition:transform .32s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:20px 16px}
#lista.abierta{transform:none}
#lista header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
#lista h3{margin:0;font-family:var(--serif);font-weight:400;font-size:22px}
#pistas{list-style:none;margin:0;padding:0;overflow-y:auto;flex:1;display:flex;flex-direction:column;gap:1px}
#pistas li{display:grid;grid-template-columns:26px 1fr auto;gap:10px;align-items:center;
  padding:10px 8px;cursor:pointer;border-radius:2px;color:var(--bruma)}
#pistas li:hover{background:rgba(237,239,245,.06);color:var(--tiza)}
#pistas li.sonando{background:rgba(240,180,41,.1);color:var(--tiza)}
#pistas li.sonando .num{color:var(--fosforo)}
#pistas .num{font-size:10.5px;font-variant-numeric:tabular-nums;opacity:.7}
#pistas .tit{font-size:12.5px;color:var(--tiza);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#pistas .art{font-size:10.5px;color:var(--bruma);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#pistas .dur{font-size:10.5px;font-variant-numeric:tabular-nums;opacity:.7}

/* portada */
#portada{position:fixed;inset:0;z-index:10;display:grid;place-items:center;
  padding-block:40px;padding-left:24px;padding-right:24px;overflow-y:auto;
  background:linear-gradient(180deg,rgba(5,6,10,.62),rgba(5,6,10,.9));backdrop-filter:blur(3px);
  transition:opacity .6s,visibility .6s}
#portada.fuera{opacity:0;visibility:hidden}
.tarjeta{max-width:520px;width:100%}
.tarjeta h1{margin:10px 0 16px;font-family:var(--serif);font-weight:400;
  font-size:clamp(40px,8vw,76px);line-height:.95;letter-spacing:-.01em;text-wrap:balance}
.tarjeta h1 em{font-style:italic;color:var(--fosforo)}
.tarjeta p.lead{margin:0 0 26px;max-width:56ch;color:var(--bruma);font-size:13px;line-height:1.75}
#btnEmpezar{border:1px solid var(--fosforo);color:var(--tinta);background:var(--fosforo);
  padding:13px 30px;font-size:11px;letter-spacing:.22em;text-transform:uppercase;border-radius:2px}
#btnEmpezar:hover{background:#fff;border-color:#fff}
.nota{margin:16px 0 0;font-size:10.5px;color:rgba(136,142,166,.8)}

/* ayuda */
#ayuda{position:fixed;left:16px;bottom:92px;z-index:6;max-width:300px;
  background:var(--panel);backdrop-filter:blur(14px);border:1px solid var(--borde);
  padding:14px;border-radius:3px;display:none}
#ayuda.abierta{display:block}
#ayuda dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:6px 12px;font-size:11px}
#ayuda dt{color:var(--fosforo);font-variant-numeric:tabular-nums}
#ayuda dd{margin:0;color:var(--bruma)}

@media (max-width:760px){
  #medidores{display:none}
  #efectoInfo{text-align:left}
  #ui{padding:16px}
  .oculto-movil{display:none}
}
@media (prefers-reduced-motion:reduce){
  #lista{transition:none}
}

/* ---------- portada: subtítulo y acciones ---------- */
.tarjeta .subtitulo{margin:0 0 20px;max-width:46ch;font-family:var(--serif);
  font-size:clamp(18px,2.6vw,23px);line-height:1.35;color:var(--tiza);text-wrap:balance}
.tarjeta .acciones{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:4px}
.enlace{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--bruma);
  border-bottom:1px solid var(--borde);padding-bottom:2px}
.enlace:hover{color:var(--fosforo);border-bottom-color:var(--fosforo)}

/* ---------- botón de idioma ---------- */
.txt.idioma{min-width:34px;text-align:center;letter-spacing:.08em;color:var(--tiza)}
.txt.idioma:hover{color:var(--tinta);background:var(--fosforo);border-color:var(--fosforo)}

/* ---------- capas superpuestas: licencia, y el login de la fase 2 ----------
   Se abren encima sin recargar: la música no se corta nunca.                */
.capa{position:fixed;inset:0;z-index:20;display:grid;place-items:center;
  padding-block:40px;padding-left:20px;padding-right:20px;overflow-y:auto;
  background:linear-gradient(180deg,rgba(5,6,10,.7),rgba(5,6,10,.92));backdrop-filter:blur(4px);
  opacity:0;transition:opacity .3s}
.capa.abierta{opacity:1}
.capa-caja{position:relative;width:100%;max-width:640px;
  background:rgba(10,12,20,.94);border:1px solid var(--borde);border-radius:3px;
  padding:34px 32px 30px}
.capa-caja h2{margin:0 0 14px;font-family:var(--serif);font-weight:400;font-size:34px;
  letter-spacing:.01em}
.capa-caja h4{margin:26px 0 8px;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--bruma)}
.capa-caja h4.si{color:#7fd1c4}
.capa-caja h4.no{color:#ff8e8e}
.capa-caja p{margin:0 0 12px;max-width:62ch;color:var(--bruma);line-height:1.75}
.capa-caja p.lead{color:var(--tiza)}
.capa-caja ul{margin:0;padding-left:0;list-style:none;max-width:62ch}
.capa-caja li{position:relative;padding-left:20px;margin-bottom:7px;color:var(--bruma);line-height:1.7}
.capa-caja li::before{position:absolute;left:0;top:0}
.capa-caja ul.si li::before{content:"+";color:#7fd1c4}
.capa-caja ul.no li::before{content:"−";color:#ff8e8e}
.cerrar-capa{position:absolute;top:14px;right:14px;width:34px;height:34px;
  display:grid;place-items:center;border-radius:2px;color:var(--bruma)}
.cerrar-capa:hover{color:var(--tiza);background:rgba(237,239,245,.08)}
.cerrar-capa svg{width:14px;height:14px;fill:currentColor}

@media (max-width:560px){
  .capa-caja{padding:30px 20px 24px}
  .capa-caja h2{font-size:27px}
}

/* ══════════════════════════ FASE 2: CUENTAS ══════════════════════════ */

/* ---------- pulgares ---------- */
.pulgares{gap:2px}
.pulgares .icono svg{width:14px;height:14px}
#btnFav[aria-pressed="true"]{color:var(--fosforo);background:rgba(240,180,41,.14)}
#btnMal[aria-pressed="true"]{color:#ff8e8e;background:rgba(255,142,142,.12)}
.pulgares .icono:disabled{opacity:.3;cursor:default}

/* ---------- botón de cuenta ---------- */
.txt.cuenta{max-width:150px;overflow:hidden;text-overflow:ellipsis}
.txt.cuenta.dentro{color:var(--tiza);border-color:rgba(237,239,245,.3)}

/* ---------- filtro de favoritas ---------- */
#filtros{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-bottom:10px}
#filtros button{padding:7px 4px;font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--bruma);border:1px solid var(--borde);border-radius:2px}
#filtros button:hover{color:var(--tiza);border-color:rgba(237,239,245,.32)}
#filtros button[aria-pressed="true"]{color:var(--tinta);background:var(--tiza);border-color:var(--tiza)}

/* ---------- pistas marcadas ---------- */
#pistas li.fav .num{color:var(--fosforo)}
#pistas li.fav .tit::after{content:"★";color:var(--fosforo);font-size:9px;margin-left:7px;
  vertical-align:2px}
#pistas li.mala{opacity:.42}
#pistas li.mala .tit{text-decoration:line-through;text-decoration-color:rgba(255,142,142,.6);
  color:#ffb9b9}
#pistas li.mala:hover{opacity:.75}

/* ---------- capa de cuenta ---------- */
.capa-caja.estrecha{max-width:420px}
.capa-caja .motivo{margin:0 0 18px;padding:10px 12px;border-left:2px solid var(--fosforo);
  background:rgba(240,180,41,.07);color:var(--fosforo);font-size:12px;line-height:1.65}
#formCuenta{display:flex;flex-direction:column;gap:14px;margin-top:20px}
#formCuenta label{display:flex;flex-direction:column;gap:6px;font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--bruma)}
#formCuenta input[type=email],#formCuenta input[type=password]{
  font:inherit;font-size:13px;letter-spacing:0;text-transform:none;color:var(--tiza);
  background:rgba(237,239,245,.05);border:1px solid var(--borde);border-radius:2px;padding:10px 11px}
#formCuenta input:focus{border-color:var(--fosforo);outline:none;background:rgba(237,239,245,.08)}
#formCuenta .pista{font-size:10px;letter-spacing:.06em;text-transform:none;color:var(--bruma)}
#formCuenta label.acepta{flex-direction:row;align-items:flex-start;gap:10px;font-size:11.5px;
  letter-spacing:0;text-transform:none;line-height:1.6;cursor:pointer}
#formCuenta label.acepta input{accent-color:var(--fosforo);width:16px;height:16px;margin-top:2px;
  flex:0 0 auto;cursor:pointer}
#formCuenta .error{margin:0;padding:9px 11px;border-left:2px solid #ff8e8e;color:#ff8e8e;
  background:rgba(255,142,142,.07);font-size:12px;line-height:1.6}
#cEnviar{padding:13px;background:var(--fosforo);color:var(--tinta);border:0;border-radius:2px;
  font-size:11px;letter-spacing:.18em;text-transform:uppercase}
#cEnviar:hover{background:#fff}
#cEnviar:disabled{opacity:.5;cursor:default}
#cCambiar{margin-top:20px;border-bottom:0;text-transform:none;letter-spacing:.02em;font-size:12px}
.capa-caja .google{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;
  margin-top:20px;padding:12px;background:#fff;color:#1f1f1f;border:0;border-radius:2px;
  font-family:var(--mono);font-size:12.5px}
.capa-caja .google:hover{background:#f1f1f1}
.capa-caja .google svg{width:17px;height:17px;flex:0 0 auto}
.separador{display:flex;align-items:center;gap:12px;margin:18px 0 0;color:var(--bruma);
  font-size:10px;letter-spacing:.16em;text-transform:uppercase}
.separador::before,.separador::after{content:"";flex:1;height:1px;background:var(--borde)}

/* la barra ya lleva mucho: por debajo de 1180 px se van las etiquetas de los selectores */
@media (max-width:1180px){
  .campo > span{display:none}
}
#cuentaDentro{margin-top:22px}
#btnSalir{width:100%;padding:12px;background:none;color:var(--bruma);
  border:1px solid var(--borde);border-radius:2px;font-family:var(--mono);
  font-size:11px;letter-spacing:.18em;text-transform:uppercase}
#btnSalir:hover{color:var(--tiza);border-color:rgba(237,239,245,.32)}
#pistas li.vacia{display:block;padding:18px 8px;text-align:center;color:var(--bruma);
  font-size:11.5px;cursor:default}
#pistas li.vacia:hover{background:none}

/* Con la lista abierta, la interfaz se retira a su izquierda para que los
   botones de la derecha de la barra sigan siendo pulsables. */
#ui{transition:opacity .45s, padding-right .32s cubic-bezier(.4,0,.2,1)}
@media (min-width:900px){
  body.con-lista #ui{padding-right:calc(min(340px, 86vw) + 16px)}
}