/* =====================================================================
   Rediseño — mismo contenido, otra cara: menos texto a la vista,
   botones en lugar de desplegables, un solo lenguaje visual (chips,
   fichas y botones comparten radio, borde y estados).
   Se carga DESPUÉS de style.css y lo sobrescribe a propósito.
   ===================================================================== */
:root {
  --radio: 12px;
  --radio-chip: 999px;
  --sombra-suave: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 6px 18px rgba(0, 0, 0, 0.25);
  --foco: 0 0 0 3px rgba(192, 34, 65, 0.35);
}
:root[data-tema="claro"] {
  --sombra-suave: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 6px 18px rgba(90, 40, 30, 0.08);
}

.app { max-width: 720px; padding: 1.25rem 1rem 3rem; }
button:focus-visible, a:focus-visible, input:focus-visible { outline: none; box-shadow: var(--foco); }

/* --- Cabecera más corta ------------------------------------------------ */
.cabecera { padding-right: 3.2rem; margin-bottom: 0.9rem; }
.cabecera h1 { font-size: 1.75rem; margin-bottom: 0.15rem; letter-spacing: 0.01em; }
.subtitulo { font-size: 0.9rem; margin: 0; color: var(--muted); }

/* --- Menú: una fila + «Más» -------------------------------------------- */
.nav-principal.nav-compacto { display: block; margin-bottom: 0.6rem; }
.nav-barra { display: flex; align-items: center; gap: 0.4rem; }
.nav-lista { display: flex; gap: 0.4rem; flex: 1 1 auto; overflow-x: auto; scrollbar-width: none; padding: 2px; }
.nav-lista::-webkit-scrollbar { display: none; }
.nav-compacto a, .nav-mas {
  flex: 0 0 auto;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 0 0.85rem;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--bone-dim);
  font: 500 0.86rem var(--font-body); white-space: nowrap;
  border-radius: var(--radio-chip); cursor: pointer; text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.nav-compacto a:hover, .nav-mas:hover { border-color: var(--crimson); color: var(--bone); }
.nav-compacto a.activo, .nav-mas.activo { background: var(--crimson); border-color: var(--crimson); color: var(--claro-fijo); }
.nav-inicio { width: 40px; padding: 0 !important; font-size: 1.05rem; }
.nav-mas-panel { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.5rem; margin-top: 0.6rem; }
.nav-mas-panel a { justify-content: flex-start; }

/* --- Barra de herramientas siempre a mano ------------------------------ */
.dock {
  position: sticky; top: 0; z-index: 30;
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  padding: 0.45rem 0; margin-bottom: 0.7rem;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
}
.chip-dock {
  display: inline-flex; align-items: center; gap: 0.4rem;
  min-height: 36px; padding: 0 0.8rem;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--bone);
  font: 500 0.82rem var(--font-body); border-radius: var(--radio-chip); cursor: pointer;
}
.chip-dock:hover { border-color: var(--crimson); }
.chip-dock.sin-elegir { border-color: var(--crimson-bright); }
.chip-dock.activo, .chip-dock.midi-conectado { background: rgba(147, 23, 44, 0.22); border-color: var(--crimson-bright); }
.chip-dock .punto { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.chip-dock.activo .punto, .chip-dock.midi-conectado .punto { background: #55d37c; }

/* --- Botones: una escala clara ----------------------------------------- */
.boton {
  min-height: 44px; padding: 0.6rem 1.15rem;
  border-radius: var(--radio); font-size: 0.93rem; font-weight: 600; letter-spacing: 0.01em;
}
.boton.principal {
  background: linear-gradient(180deg, var(--crimson-bright), var(--crimson));
  border-color: var(--crimson); box-shadow: var(--sombra-suave);
}
.boton.pequeno { min-height: 34px; padding: 0.3rem 0.75rem; font-size: 0.82rem; border-radius: 10px; }
.acciones { gap: 0.5rem; margin: 1rem 0 0.5rem; }
.acciones .boton.principal { flex: 1 1 140px; }

/* --- Panel y campos ---------------------------------------------------- */
.panel { border-radius: 14px; padding: 1rem; gap: 0.85rem; box-shadow: var(--sombra-suave); }
.campo { gap: 0.45rem; }
.campo > span { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); }
.campo.checkbox > span { text-transform: none; letter-spacing: 0; font-size: 0.9rem; font-weight: 400; color: var(--bone-dim); }
.descripcion { font-size: 0.85rem; line-height: 1.45; margin: 0; }
.panel > .descripcion:first-child { color: var(--bone-dim); }

/* --- Pestañas → control segmentado (modos) o fichas (herramientas) ----- */
.tabs {
  display: flex; flex-wrap: nowrap; gap: 0.3rem; overflow-x: auto; scrollbar-width: none;
  padding: 0.25rem; margin: 0 0 1rem;
  background: var(--panel-2); border-radius: var(--radio-chip); border: 1px solid var(--line);
}
.tabs::-webkit-scrollbar { display: none; }
.tab, .subtab {
  flex: 1 0 auto; border: 0; border-radius: var(--radio-chip); padding: 0.5rem 0.9rem;
  color: var(--bone-dim); font-size: 0.88rem; font-weight: 600; white-space: nowrap;
}
.tab:hover, .subtab:hover { color: var(--bone); }
.tab.activo, .subtab.activo { background: var(--crimson); color: var(--claro-fijo); border-bottom: 0; }

.tabs.tabs-fichas {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(92px, 1fr)); gap: 0.5rem;
  overflow: visible; background: none; border: 0; padding: 0; border-radius: 0;
}
.tabs-fichas .tab, .tabs-fichas .subtab {
  display: flex; flex-direction: column; align-items: center; gap: 0.2rem; white-space: normal; text-align: center;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radio);
  padding: 0.7rem 0.3rem; font-size: 0.8rem; line-height: 1.2;
}
.tabs-fichas .ficha-icono { font-size: 1.35rem; line-height: 1; }
.tabs-fichas .tab.activo, .tabs-fichas .subtab.activo {
  background: rgba(147, 23, 44, 0.2); border: 1px solid var(--crimson-bright); color: var(--bone);
}

/* --- Botones en lugar de desplegables ---------------------------------- */
.select-oculto { display: none !important; }
.grupo-botones { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.grupo-titulo { flex: 1 0 100%; margin-top: 0.4rem; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.chip {
  min-height: 38px; padding: 0.35rem 0.85rem; border-radius: var(--radio-chip);
  border: 1px solid var(--line); background: var(--panel-2); color: var(--bone-dim);
  font: 500 0.85rem var(--font-body); cursor: pointer; text-align: left; line-height: 1.2;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}
.chip:hover { border-color: var(--crimson); color: var(--bone); }
.chip.activo { background: var(--crimson); border-color: var(--crimson); color: var(--claro-fijo); }
.metronomo-flotante .chip { min-height: 30px; padding: 0.2rem 0.6rem; font-size: 0.8rem; }

.stepper { display: inline-flex; align-items: center; gap: 0.5rem; }
.paso {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--bone); font-size: 1.2rem; cursor: pointer;
}
.paso:hover { border-color: var(--crimson); }
.paso-valor { min-width: 4.2ch; text-align: center; font-size: 1.1rem; font-variant-numeric: tabular-nums; }

/* --- Ayuda «?» --------------------------------------------------------- */
.ayuda-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; margin-left: 0.4rem; vertical-align: middle;
  border-radius: 50%; border: 1px solid var(--line); background: var(--panel-2); color: var(--bone-dim);
  font: 700 0.75rem var(--font-body); cursor: pointer; padding: 0;
}
.ayuda-btn:hover, .ayuda-btn[aria-expanded="true"] { border-color: var(--crimson-bright); color: var(--bone); }
.ayuda-pop {
  margin: 0.3rem 0 0.2rem; padding: 0.7rem 0.85rem; font-size: 0.84rem; line-height: 1.5;
  background: var(--panel-2); border: 1px solid var(--line); border-left: 3px solid var(--crimson-bright);
  border-radius: 10px; color: var(--bone-dim);
}

/* --- Hoja «Tu rango vocal» ---------------------------------------------- */
.hoja-fondo { position: fixed; inset: 0; z-index: 100; background: rgba(0, 0, 0, 0.6); display: flex; align-items: flex-end; justify-content: center; }
.hoja {
  width: min(560px, 100%); max-height: 88vh; overflow: auto;
  background: var(--panel); border: 1px solid var(--line); border-radius: 18px 18px 0 0;
  padding: 1rem 1rem 1.4rem; box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
}
.hoja-cabecera { display: flex; align-items: center; justify-content: space-between; }
.hoja-cabecera h2 { margin: 0; font-family: var(--font-display); font-size: 1.4rem; }
.hoja-cerrar { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--line); background: var(--panel-2); color: var(--bone); cursor: pointer; }
.hoja-texto { margin: 0.2rem 0 0.8rem; color: var(--muted); font-size: 0.88rem; }
.rango-rejilla { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 0.5rem; }
.rango-opcion {
  display: flex; flex-direction: column; align-items: flex-start; gap: 0.1rem;
  padding: 0.7rem 0.8rem; border-radius: var(--radio); border: 1px solid var(--line);
  background: var(--panel-2); color: var(--bone); cursor: pointer; text-align: left;
}
.rango-opcion strong { font-size: 0.95rem; }
.rango-opcion span { font-size: 0.78rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.rango-opcion:hover { border-color: var(--crimson); }
.rango-opcion.activo { border-color: var(--crimson-bright); background: rgba(147, 23, 44, 0.2); }
.rango-personal { margin-top: 0.9rem; display: grid; gap: 0.6rem; }
.rango-fila { display: flex; align-items: center; gap: 0.6rem; }
.rango-fila > span { width: 3.5rem; color: var(--muted); font-size: 0.85rem; }

/* --- Teclado: lo que queda fuera de tu rango se atenúa ------------------ */
.tecla.fuera-rango { filter: brightness(0.62); }

/* --- Portada: las fichas usan el mismo lenguaje que el menú ------------- */
.hub-seccion { margin: 1.1rem 0 0.5rem; font: 700 0.72rem var(--font-body); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.hub-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.6rem; margin-bottom: 0.4rem; }
.hub-tarjeta, .hub-tarjeta.destacada {
  align-items: flex-start; gap: 0.15rem;
  padding: 0.9rem; border-radius: var(--radio); background: var(--panel-2); border: 1px solid var(--line);
}
.hub-tarjeta:hover { border-color: var(--crimson); transform: none; }
.hub-tarjeta.destacada .hub-nombre::after { content: none; }
.hub-icono { font-size: 1.5rem; }
.hub-nombre { font-size: 1.05rem; font-family: var(--font-body); font-weight: 700; }
.hub-detalle { font-size: 0.8rem; line-height: 1.35; color: var(--muted); }

/* --- Espectro en vivo ---------------------------------------------------- */
.espectro-visor { position: relative; }
.espectro-visor canvas { display: block; width: 100%; height: 190px; border-radius: var(--radio); }
.espectro-eje { position: absolute; inset: 0; pointer-events: none; }
.espectro-marca { position: absolute; left: 0; right: 0; height: 0; border-top: 1px dashed rgba(237, 231, 225, 0.14); }
.espectro-marca span {
  position: absolute; left: 6px; top: -9px; padding: 0 4px; border-radius: 4px;
  background: rgba(10, 8, 8, 0.7); color: var(--bone-dim); font: 600 0.68rem var(--font-body); font-variant-numeric: tabular-nums;
}
.espectro-zona-twang {
  position: absolute; left: 0; right: 0; top: 0; height: 37.5%;
  background: linear-gradient(180deg, rgba(192, 34, 65, 0.16), rgba(192, 34, 65, 0.04));
  border-bottom: 1px solid rgba(192, 34, 65, 0.4); border-radius: var(--radio) var(--radio) 0 0;
}
.espectro-zona-twang span { position: absolute; right: 8px; top: 4px; font: 700 0.66rem var(--font-body); letter-spacing: 0.08em; color: var(--crimson-bright); }
.twang-medidor { margin-top: 0.9rem; padding-top: 0; border-top: 0; }
.twang-titulo { font-family: var(--font-body); font-size: 0.95rem; font-weight: 700; margin: 0 0 0.4rem; }
.twang-ajustes { margin: 0.5rem 0 0; }
.brillo-medidor { margin-top: 0.6rem; }
.ajustes-plegables { border: 1px solid var(--line); border-radius: var(--radio); padding: 0.6rem 0.8rem; background: var(--panel-2); }
.ajustes-plegables > summary { cursor: pointer; font-weight: 600; font-size: 0.88rem; color: var(--bone-dim); }
.ajustes-plegables[open] > summary { margin-bottom: 0.7rem; }

@media (max-width: 420px) {
  .app { padding-inline: 0.75rem; }
  .cabecera h1 { font-size: 1.5rem; }
}

/* --- Catálogo: una línea por escala, el resto bajo demanda ---------------- */
.catalogo-info { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.catalogo-detalle {
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
  font-size: 0.8rem; color: var(--muted);
}
.catalogo-tecnicas { display: flex; flex-wrap: wrap; gap: 0.25rem; }
.mini-chip { padding: 0.05rem 0.5rem; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); font-size: 0.68rem; color: var(--bone-dim); }

/* --- Ajustes tras revisar en móvil --------------------------------------- */
.nav-barra, .dock, .tabs { max-width: 100%; }
.nav-lista { min-width: 0; }
.app > * { min-width: 0; }
.espectro-marca:last-child { top: calc(100% - 1px) !important; }
.hub-tarjeta, .hub-tarjeta.destacada { padding: 0.75rem 0.85rem; }
.hub-icono { font-size: 1.3rem; }

/* --- Espectro (explorar) y Twang (entrenar): dos pantallas distintas ---------- */
.curva-espectro { margin-top: 0.8rem; }
.curva-cabecera { display: flex; align-items: center; justify-content: space-between; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 0.4rem; }
.curva-titulo { font-weight: 700; font-size: 0.92rem; }
.curva-botones { display: inline-flex; gap: 0.4rem; }
.curva-espectro canvas, .twang-historial canvas { display: block; width: 100%; height: 150px; border-radius: var(--radio); background: var(--panel-2); }
.twang-historial canvas { height: 130px; margin-top: 0.7rem; }
.twang-grande { gap: 0.8rem; }
.twang-cifra { display: flex; align-items: baseline; gap: 0.6rem; flex-wrap: wrap; }
.twang-cifra #twangDelta { font-family: var(--font-body); font-weight: 800; font-size: 3.4rem; line-height: 1; font-variant-numeric: tabular-nums; }
.twang-unidad { color: var(--bone-dim); font-size: 0.85rem; }
.twang-grande .twang-pista { height: 22px; }
.twang-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; margin-top: 0.7rem; }
.twang-stats > div { background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radio); padding: 0.55rem 0.5rem; text-align: center; }
.twang-stats b { display: block; font-size: 1.15rem; font-variant-numeric: tabular-nums; }
.twang-stats span { font-size: 0.72rem; color: var(--bone-dim); }
.twang-calib-estado { margin: 0.2rem 0 0.6rem; }

/* --- Espectro y Twang: una sola herramienta ------------------------------------- */
.lecturas-espectro { display: grid; grid-template-columns: minmax(130px, 0.7fr) 1.6fr; gap: 0.7rem; margin-bottom: 0.7rem; align-items: stretch; }
.lectura-nota { display: flex; flex-direction: column; justify-content: center; gap: 0.15rem; padding: 0.7rem 0.8rem; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radio); min-width: 0; }
.lectura-nota b { font-size: 2.6rem; line-height: 1; font-weight: 800; font-variant-numeric: tabular-nums; }
.lectura-etiqueta { font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--bone-dim); }
.lectura-detalle { font-size: 0.78rem; color: var(--bone-dim); font-variant-numeric: tabular-nums; }
.lectura-detalle[data-afinacion="ok"] { color: #3ecf6e; }
.lectura-detalle[data-afinacion="fuera"] { color: var(--crimson-bright); }
.lecturas-espectro .twang-grande { padding: 0.7rem 0.8rem; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radio); gap: 0.5rem; min-width: 0; }
.lecturas-espectro .twang-cifra #twangDelta { font-size: 2.2rem; }
.lecturas-espectro .twang-pista { height: 14px; }
.lecturas-espectro .twang-insignia { padding: 0.5rem 0.7rem; font-size: 0.85rem; }
.lecturas-espectro .twang-check { width: 1.3rem; height: 1.3rem; font-size: 0.8rem; }
.espectro-visor { margin-top: 0.8rem; }
.twang-historial canvas { height: 110px; }
@media (max-width: 460px) {
  .lecturas-espectro { grid-template-columns: 1fr; }
  .lectura-nota { flex-direction: row; align-items: baseline; gap: 0.6rem; flex-wrap: wrap; }
}

/* --- Simón dice: feedback claro nota a nota --------------------------------------- */
.simon-banner { border: 1px solid var(--line); border-radius: var(--radio); background: var(--panel-2); padding: 0.8rem 0.9rem; display: grid; gap: 0.55rem; margin-top: 0.5rem; transition: background 0.2s ease, border-color 0.2s ease; }
.simon-banner[data-estado="escucha"] { border-color: var(--bone-dim); }
.simon-banner[data-estado="turno"] { border-color: var(--crimson-bright); }
.simon-banner[data-estado="acierto"] { border-color: #3ecf6e; background: rgba(62, 207, 110, 0.12); }
.simon-banner[data-estado="fallo"] { border-color: #ff3b4e; background: rgba(255, 59, 78, 0.12); }
.simon-mensaje { margin: 0; font-size: 1rem; font-weight: 700; line-height: 1.35; }
.simon-puntos { display: flex; flex-wrap: wrap; gap: 0.4rem; min-height: 1rem; }
.simon-puntos span { width: 0.95rem; height: 0.95rem; border-radius: 50%; border: 2px solid var(--line); }
.simon-puntos .ok { background: #3ecf6e; border-color: #3ecf6e; }
.simon-puntos .mal { background: #ff3b4e; border-color: #ff3b4e; }
.tecla.acierto { background: #3ecf6e !important; }
.tecla.error { background: #ff3b4e !important; }

/* --- Selector de micrófono --------------------------------------------------------- */
.mic-lista { grid-template-columns: 1fr; }
.mic-lista .rango-opcion { text-align: left; }

/* --- Afinómetro: arco de bloques (rojo en los bordes, verde en el centro) -------- */
.afinometro-grande { position: sticky; top: 0.5rem; z-index: 6; align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radio); padding: 0.8rem 0.6rem 0.7rem; margin: 0 0 1rem; gap: 0.3rem; }
.afinometro-grande[hidden] { display: none; }
.afi-arco { position: relative; width: 270px; max-width: 100%; height: 150px; margin: 0 auto; }
.afi-seg { position: absolute; left: 50%; bottom: 8px; width: 24px; height: 32px; margin-left: -12px; border-radius: 8px; background: var(--panel-2); border: 1px solid var(--line); transform-origin: 50% 100%; transform: rotate(var(--ang)) translateY(-104px); transition: background 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease; }
.afi-seg.activo[data-zona="verde"] { background: #3ecf6e; border-color: #3ecf6e; box-shadow: 0 0 16px rgba(62, 207, 110, 0.6); }
.afi-seg.activo[data-zona="ambar"] { background: #f08a24; border-color: #f08a24; box-shadow: 0 0 14px rgba(240, 138, 36, 0.55); }
.afi-seg.activo[data-zona="rojo"] { background: #ff3b4e; border-color: #ff3b4e; box-shadow: 0 0 14px rgba(255, 59, 78, 0.55); }
.afi-signo { position: absolute; bottom: 0; font-size: 1.5rem; line-height: 1; color: var(--bone-dim); opacity: 0.7; }
.afi-bemol { left: 4px; }
.afi-sost { right: 4px; }
.afi-mensaje { font-size: 1.3rem; font-weight: 800; text-align: center; min-height: 1.6em; }
.afinometro-grande[data-nivel="bien"] .afi-mensaje { color: #3ecf6e; }
.afinometro-grande[data-nivel="casi"] .afi-mensaje { color: #f08a24; }
.afinometro-grande[data-nivel="lejos"] .afi-mensaje { color: #ff3b4e; }
@media (prefers-reduced-motion: reduce) { .afi-seg { transition: none; } }

/* --- Espectrograma: rango de frecuencias elegible ---------------------------------- */
.espectro-rango { display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; margin: 0.8rem 0 0.3rem; font-size: 0.8rem; color: var(--bone-dim); }
.chip-hz.activo { border-color: var(--crimson-bright); background: rgba(192, 34, 65, 0.2); color: var(--bone); }
.espectro-visor canvas { height: 220px; }

.chip-curva.activo, .chip-escala.activo { border-color: var(--crimson-bright); background: rgba(192, 34, 65, 0.2); color: var(--bone); }
.curva-espectro .espectro-rango { margin: 0.2rem 0 0.5rem; }

/* --- Fichas de herramientas: 7 → 3 arriba (más anchas) y 4 abajo, de lado a lado ---------- */
.tabs.tabs-fichas.tabs-3-4 { grid-template-columns: repeat(12, 1fr); }
.tabs-fichas.tabs-3-4 > :nth-child(-n + 3) { grid-column: span 4; }
.tabs-fichas.tabs-3-4 > :nth-child(n + 4) { grid-column: span 3; }

/* --- Relación graves · medios · agudos del twang ----------------------------------- */
.twang-relacion { margin-top: 0.7rem; padding: 0.7rem 0.8rem; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radio); display: grid; gap: 0.4rem; }
.rel-titulo { font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--bone-dim); display: flex; align-items: center; gap: 0.4rem; }
.rel-fila { display: grid; grid-template-columns: 4.2rem 1fr 3.6rem; gap: 0.6rem; align-items: center; font-size: 0.85rem; }
.rel-fila b { text-align: right; font-variant-numeric: tabular-nums; font-size: 0.8rem; }
.rel-barra { position: relative; height: 12px; border-radius: 999px; background: var(--panel); border: 1px solid var(--line); overflow: visible; }
.rel-barra i { position: absolute; left: 0; top: 0; bottom: 0; width: 0%; background: var(--crimson-bright); border-radius: 999px; transition: width 0.12s linear; }
.rel-barra u { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--bone); opacity: 0.9; text-decoration: none; left: 0; }
.rel-nota { font-size: 0.75rem; color: var(--bone-dim); }

/* --- Juegos ------------------------------------------------------------------------ */
.lienzo-juego { margin: 0.6rem 0; border: 1px solid var(--line); border-radius: var(--radio); overflow: hidden; background: #1a0f13; }
.lienzo-juego canvas { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; image-rendering: pixelated; outline: none; touch-action: manipulation; }
.lienzo-juego canvas:focus-visible { box-shadow: inset 0 0 0 2px var(--crimson-bright); }
.opciones-juego { display: grid; gap: 0.7rem; margin-top: 0.8rem; }
.opcion-juego { display: grid; gap: 0.3rem; }
.opcion-titulo { font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--bone-dim); }
.opcion-juego .chip { border: 1px solid var(--line); background: var(--panel-2); color: var(--bone-dim); border-radius: 999px; padding: 0.35rem 0.8rem; font: 500 0.82rem var(--font-body); cursor: pointer; }
.opcion-juego .chip:hover { border-color: var(--crimson); }
.opcion-juego .chip.activo { border-color: var(--crimson-bright); background: rgba(192, 34, 65, 0.2); color: var(--bone); }
.leyenda-plataforma { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; padding: 0.55rem 0.8rem; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radio); font-size: 0.85rem; color: var(--bone-dim); }
.leyenda-plataforma b { color: var(--bone); }
.leyenda-plataforma i { font-style: normal; font-size: 0.75rem; opacity: 0.8; }

/* --- Cifrado: mis canciones en la nube ---------------------------------------------- */
.nube-lista { display: grid; gap: 0.4rem; margin: 0.5rem 0 0.8rem; }
.nube-fila { display: grid; grid-template-columns: 1fr auto auto auto; gap: 0.6rem; align-items: center; padding: 0.5rem 0.7rem; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radio); }
.nube-nombre { font-weight: 600; overflow-wrap: anywhere; }
.nube-meta { font-size: 0.75rem; color: var(--bone-dim); white-space: nowrap; }
.nube-borrar { color: var(--bone-dim); }
@media (max-width: 560px) { .nube-fila { grid-template-columns: 1fr auto auto; } .nube-meta { grid-column: 1 / -1; order: 3; } }

/* --- Afinador visual (22/10/2026): dial con aguja, franja verde de ±10 cents y la línea de tu voz ----------- */
.afinador-v2 { display: flex; flex-direction: column; align-items: stretch; gap: 0.45rem; padding: 0.8rem 0.9rem 0.7rem;
  background: repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 3px), var(--panel);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 10px 28px rgba(0, 0, 0, 0.35); }
.afinador-v2 [hidden] { display: none !important; }
.afi-cab { display: flex; align-items: center; justify-content: space-between; gap: 0.6rem; }
.afi-objetivo { display: flex; align-items: baseline; gap: 0.45rem; }
.afi-objetivo small { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--bone-dim); }
.afi-objetivo b { font-size: 1.9rem; line-height: 1; color: var(--bone); }
.afi-lcd { font: 600 1rem "JetBrains Mono", Consolas, monospace; padding: 0.3rem 0.7rem; border-radius: 8px; min-width: 7.5rem; text-align: center;
  background: #060404; border: 1px solid #2a1d1c; color: #f2e9e4; box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.7); }
:root[data-tema="claro"] .afi-lcd { background: #1a1414; }
.afi-dial { display: block; width: 100%; max-width: 380px; height: auto; margin: 0 auto; }
.afinador-v2 .afi-mensaje { font-size: 1.35rem; margin-top: -0.2rem; }
.afi-trazo { display: block; width: 100%; height: 78px; border-radius: 9px; background: rgba(0, 0, 0, 0.28); border: 1px solid var(--line); }
:root[data-tema="claro"] .afi-trazo { background: rgba(0, 0, 0, 0.04); }
.afi-ley { display: flex; align-items: center; gap: 0.4rem; justify-content: center; font-size: 0.72rem; color: var(--bone-dim); }
.afi-ley i { width: 18px; height: 8px; border-radius: 3px; background: rgba(62, 207, 110, 0.5); border: 1px solid #3ecf6e; }

/* --- «Practica con tu voz»: los dos ejercicios con micrófono, juntos y a la vista ------------------------------ */
.acciones-voz { flex: 1 1 100%; display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-top: 0.35rem; padding: 0.65rem 0.7rem;
  border-radius: var(--radio); border: 1px solid rgba(192, 34, 65, 0.55);
  background: radial-gradient(ellipse at 0% 0%, rgba(192, 34, 65, 0.18), transparent 70%), var(--panel-2); }
.acciones-voz-titulo { flex: 1 1 100%; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--bone-dim); }
.acciones-voz .boton-voz { flex: 1 1 160px; min-height: 46px; font-weight: 700; }