/* =============================================================
   SoloSonidos — Afinador cromático
   Estilos solo de esta herramienta. Usa los colores y tipografías
   de styles.css (variables), así que sigue el modo claro/oscuro.
   ============================================================= */

.af-pagina {
  padding: calc(var(--nav-h) + clamp(1rem, 3vw, 2.5rem)) 0 clamp(2.5rem, 5vw, 4rem);
  background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
}
.af-pagina .crumbs { margin-bottom: .6rem; }

.af-titulo { font-size: clamp(1.8rem, 5vw, 3rem); margin-bottom: .45rem; }
.af-titulo em { font-style: italic; color: var(--accent-deep); }
.af-intro { color: var(--ink-mute); font-size: clamp(.92rem, 1.6vw, 1.05rem); margin-bottom: clamp(1rem, 3vw, 1.75rem); max-width: 56ch; }

/* ---------- Tarjeta ---------- */
.af {
  --af-color: var(--ink-mute);
  position: relative;
  max-width: 560px;
  margin-inline: auto;
  padding: clamp(1rem, 4vw, 2rem) clamp(1rem, 4vw, 2.25rem) clamp(1.1rem, 4vw, 1.75rem);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}
.af[data-afinacion="afinada"] { --af-color: var(--accent-2); }
.af[data-afinacion="baja"],
.af[data-afinacion="alta"] { --af-color: var(--accent); }

/* ---------- Dial ---------- */
.af-dial {
  position: relative;
  width: 100%;
  max-width: 380px;
  margin-inline: auto;
  aspect-ratio: 320 / 190;
}
.af-escala { width: 100%; height: 100%; overflow: visible; }
.af-escala .af-marca { stroke: var(--line-strong); stroke-width: 1.5; stroke-linecap: round; }
.af-escala .af-marca--mayor { stroke: var(--ink-mute); stroke-width: 2.2; }
.af-escala .af-zona { fill: var(--accent-2); opacity: .16; transition: opacity .25s var(--ease-out); }
.af[data-afinacion="afinada"] .af-escala .af-zona { opacity: .42; }
.af-escala .af-etiqueta {
  font-family: var(--mono);
  font-size: 11px;
  fill: var(--ink-mute);
}

/* El eje está en (160, 180) del viewBox: 5,26 % desde abajo */
.af-aguja {
  position: absolute;
  left: 50%;
  bottom: 5.26%;
  width: 3px;
  height: 70%;
  border-radius: 3px 3px 0 0;
  background: var(--af-color);
  transform-origin: 50% 100%;
  transform: translateX(-50%) rotate(0deg);
  transition: transform .12s linear, background-color .2s var(--ease-out), opacity .3s var(--ease-out);
  will-change: transform;
}
.af[data-afinacion="ninguna"] .af-aguja { opacity: .35; transition: transform .45s var(--ease-out), opacity .3s var(--ease-out); }
.af-eje {
  position: absolute;
  left: 50%;
  bottom: 5.26%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  transform: translate(-50%, 50%);
  background: var(--paper);
  border: 3px solid var(--af-color);
  transition: border-color .2s var(--ease-out);
}

/* ---------- Lectura ---------- */
.af-lectura { margin-top: 1.1rem; }
.af-nota {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(4.2rem, 19vw, 6.5rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  min-height: 1em;
  font-variant-numeric: tabular-nums;
}
.af[data-afinacion="afinada"] .af-nota { color: var(--accent-2); }
.af[data-afinacion="ninguna"] .af-nota { color: var(--line-strong); }
.af-alteracion {
  font-family: var(--sans);
  font-size: .42em;
  font-weight: 500;
  align-self: flex-start;
  margin-top: .12em;
  margin-left: .02em;
}
.af-octava {
  font-family: var(--mono);
  font-size: .28em;
  font-weight: 500;
  color: var(--ink-mute);
  margin-left: .08em;
  letter-spacing: 0;
}
.af-solfeo {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin-top: .15rem;
}
.af-datos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .7rem;
  margin-top: .35rem;
  font-family: var(--mono);
  font-size: .95rem;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}
.af-sep { width: 4px; height: 4px; border-radius: 50%; background: var(--line-strong); }
.af[data-afinacion="ninguna"] .af-sep { visibility: hidden; }

/* ---------- Indicadores baja / afinada / alta ---------- */
.af-indicadores {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: .5rem;
  margin-top: 1rem;
}
.af-ind {
  padding: .45rem .5rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  white-space: nowrap;
  transition: background-color .2s var(--ease-out), color .2s var(--ease-out), border-color .2s var(--ease-out);
}
.af-ind--afinada { padding-inline: .9rem; }
.af-flecha { font-size: .8em; }
.af[data-afinacion="baja"] .af-ind--baja,
.af[data-afinacion="alta"] .af-ind--alta {
  background: var(--accent);
  border-color: var(--accent);
  color: #241503;
}
.af[data-afinacion="afinada"] .af-ind--afinada {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: #fff;
}
[data-theme="dark"] .af[data-afinacion="afinada"] .af-ind--afinada { color: #0d1f1c; }

.af-estado {
  margin-top: .8rem;
  min-height: 1.5em;
  font-weight: 600;
  color: var(--ink);
}
.af[data-afinacion="ninguna"] .af-estado { font-weight: 500; color: var(--ink-mute); }

/* ---------- Nivel de entrada ---------- */
.af-nivel {
  height: 4px;
  max-width: 220px;
  margin: .6rem auto 0;
  border-radius: 4px;
  background: var(--line);
  overflow: hidden;
}
.af-nivel span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .08s linear;
}
.af[data-modo="parado"] .af-nivel,
.af[data-modo="error"] .af-nivel { opacity: .4; }

/* ---------- Botón y avisos ---------- */
.af-boton { margin-top: 1rem; min-width: 14rem; min-height: 3rem; }
.af-boton svg { width: 20px; height: 20px; flex: none; }
.af-boton:disabled { opacity: .7; cursor: progress; transform: none; }
.af-boton[aria-pressed="true"] { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.af-boton[aria-pressed="true"]:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.af[data-modo="pidiendo"] .af-boton svg { animation: af-latido 1.1s var(--ease-soft) infinite; }
@keyframes af-latido { 50% { opacity: .35; } }

.af-aviso {
  margin: .9rem auto 0;
  max-width: 46ch;
  font-size: .86rem;
  line-height: 1.55;
  color: var(--ink-mute);
  text-wrap: pretty;
}
.af-aviso[data-tipo="error"] {
  color: var(--ink-soft);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
  border-radius: var(--radius-sm);
  padding: .7rem .9rem;
}
.af-aviso[data-tipo="ok"] { color: var(--accent-2); }

/* ---------- Referencia del La ---------- */
.af-ajuste {
  margin-top: 1.1rem;
  padding-top: .9rem;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .9rem;
  font-size: .85rem;
  color: var(--ink-mute);
}
.af-ajuste strong { color: var(--ink); font-variant-numeric: tabular-nums; }
.af-ajuste-botones { display: inline-flex; gap: .35rem; }
.af-ajuste button {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: 1.1rem;
  line-height: 1;
  transition: background-color .2s var(--ease-out), border-color .2s var(--ease-out);
}
.af-ajuste button:hover:not(:disabled) { background: var(--bg-3); border-color: var(--ink-mute); }
.af-ajuste button:disabled { opacity: .35; cursor: default; }

/* ---------- Modo claro: más contraste entre la tarjeta y el fondo crema ---------- */
html:not([data-theme="dark"]) .af-pagina { background: linear-gradient(180deg, var(--bg-3) 0%, var(--bg-2) 100%); }
html:not([data-theme="dark"]) .af {
  border-color: var(--line-strong);
  box-shadow: 0 1px 2px rgba(23, 20, 15, .08), 0 18px 44px rgba(23, 20, 15, .14);
}
html:not([data-theme="dark"]) .af-escala .af-marca { stroke: rgba(23, 20, 15, .35); }
html:not([data-theme="dark"]) .af-escala .af-marca--mayor { stroke: var(--ink-soft); }
html:not([data-theme="dark"]) .af-escala .af-zona { opacity: .22; }
html:not([data-theme="dark"]) .af[data-afinacion="afinada"] .af-escala .af-zona { opacity: .5; }
html:not([data-theme="dark"]) .af[data-afinacion="ninguna"] .af-aguja { opacity: .5; }
html:not([data-theme="dark"]) .af[data-afinacion="ninguna"] .af-nota { color: rgba(23, 20, 15, .3); }
html:not([data-theme="dark"]) .af-ind { border-color: var(--line-strong); color: var(--ink-soft); }
html:not([data-theme="dark"]) .af-nivel { background: rgba(23, 20, 15, .12); }
html:not([data-theme="dark"]) .af-ajuste { border-top-color: var(--line-strong); }

/* ---------- Ayuda bajo la herramienta ---------- */
.af-ayuda { padding-block: clamp(1rem, 3vw, 2rem) clamp(3.5rem, 7vw, 6rem); }
.af-ayuda .prose h2:first-child { margin-top: 0; border-top: 0; padding-top: 0; }
table.compare.af-tabla { min-width: 0; }
.af-tabla td:last-child { font-family: var(--mono); font-size: .88rem; color: var(--ink); }
.af-tabla-sub { font-family: var(--sans); font-size: .8rem; color: var(--ink-mute); }

/* ---------- Móvil ---------- */
@media (max-width: 480px) {
  .af-pagina { padding-top: calc(var(--nav-h) + .75rem); }
  .af-intro { font-size: .9rem; line-height: 1.5; margin-bottom: .9rem; }
  .af-intro-extra { display: none; }
  .af-indicadores { margin-top: .75rem; }
  .af-estado { margin-top: .6rem; }
  .af-boton { margin-top: .8rem; }
  .af { border-radius: var(--radius); }
  .af-ind { font-size: .66rem; letter-spacing: .04em; padding-inline: .35rem; }
  .af-boton { width: 100%; min-width: 0; }
  .af-ajuste { font-size: .8rem; }
}

/* Móviles con poca altura útil: que el botón se vea sin desplazar */
@media (max-width: 480px) and (max-height: 760px) {
  .af { padding-top: .6rem; }
  .af-dial { max-width: 240px; }
  .af-lectura { margin-top: .7rem; }
  .af-nota { font-size: 3.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  .af-aguja, .af-nivel span { transition: none; }
  .af[data-modo="pidiendo"] .af-boton svg { animation: none; }
}