/* =========================================================================
   ECO · Comunidad Hebrea — Sistema de diseño
   Capa de tema sobre Bootstrap 5.3. Todos los colores y medidas viven aquí.

   Paleta inspirada en los materiales del Mishkán (Shemot 26):
     tekhelet (azul)  · argamán (púrpura) · tolaat shani (escarlata) · zahav (oro)
   ========================================================================= */

/* ---------- 1. Tokens base (independientes del tema) ---------------------- */
:root {
  --eco-tekhelet: #1e4d8b;
  --eco-tekhelet-deep: #0d2748;
  --eco-argaman: #6b2f7a;
  --eco-shani: #a4262c;
  --eco-zahav: #c9a227;
  --eco-zahav-soft: #e8cf7a;

  --eco-radius: 20px;
  --eco-radius-sm: 12px;
  --eco-radius-lg: 28px;

  --eco-font-ui: 'Outfit', system-ui, -apple-system, sans-serif;
  --eco-font-display: 'Frank Ruhl Libre', Georgia, serif;

  --eco-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 2. Tema claro (pergamino) ------------------------------------ */
[data-bs-theme="light"] {
  --eco-bg: #f7f4ec;
  --eco-bg-deep: #ece6d8;
  --eco-surface: rgba(255, 255, 255, 0.72);
  --eco-surface-solid: #ffffff;
  --eco-border: rgba(13, 39, 72, 0.12);
  --eco-border-strong: rgba(13, 39, 72, 0.22);
  --eco-text: #16202e;
  --eco-text-soft: #5b6675;
  --eco-accent: var(--eco-tekhelet);
  --eco-accent-contrast: #ffffff;
  --eco-gold: #9a7b16;
  --eco-ring: rgba(30, 77, 139, 0.22);
  --eco-glow: rgba(30, 77, 139, 0.10);
  --eco-shadow: 0 18px 48px rgba(13, 39, 72, 0.10);
  --eco-shadow-soft: 0 6px 20px rgba(13, 39, 72, 0.07);

  --bs-body-bg: var(--eco-bg);
  --bs-body-color: var(--eco-text);
  --bs-primary: var(--eco-tekhelet);
  --bs-primary-rgb: 30, 77, 139;
  --bs-border-color: var(--eco-border);
  --bs-secondary-color: var(--eco-text-soft);
}

/* ---------- 3. Tema oscuro (noche kadosh) -------------------------------- */
[data-bs-theme="dark"] {
  --eco-bg: #070b14;
  --eco-bg-deep: #04070d;
  --eco-surface: rgba(255, 255, 255, 0.045);
  --eco-surface-solid: #0e1524;
  --eco-border: rgba(232, 207, 122, 0.14);
  --eco-border-strong: rgba(232, 207, 122, 0.30);
  --eco-text: #eef2f8;
  --eco-text-soft: #9aa6bb;
  --eco-accent: var(--eco-zahav);
  --eco-accent-contrast: #0a0f1a;
  --eco-gold: var(--eco-zahav-soft);
  --eco-ring: rgba(201, 162, 39, 0.26);
  --eco-glow: rgba(201, 162, 39, 0.12);
  --eco-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
  --eco-shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.40);

  --bs-body-bg: var(--eco-bg);
  --bs-body-color: var(--eco-text);
  --bs-primary: var(--eco-zahav);
  --bs-primary-rgb: 201, 162, 39;
  --bs-border-color: var(--eco-border);
  --bs-secondary-color: var(--eco-text-soft);
}

/* ---------- 4. Base ------------------------------------------------------ */
body {
  font-family: var(--eco-font-ui);
  background-color: var(--eco-bg);
  color: var(--eco-text);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color 0.4s var(--eco-ease), color 0.4s var(--eco-ease);
}

/* Telón de fondo: resplandor sutil, como luz que entra al lugar apartado */
.eco-backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60% 50% at 50% -5%, var(--eco-glow) 0%, transparent 70%),
    radial-gradient(40% 40% at 85% 15%, var(--eco-glow) 0%, transparent 70%),
    linear-gradient(180deg, var(--eco-bg) 0%, var(--eco-bg-deep) 100%);
}

/* Trama de "eco": líneas concéntricas muy tenues */
.eco-backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image: repeating-radial-gradient(
    circle at 50% 0%,
    transparent 0 78px,
    var(--eco-ring) 78px 79px
  );
  -webkit-mask-image: radial-gradient(62% 42% at 50% 0%, #000 0%, transparent 70%);
  mask-image: radial-gradient(62% 42% at 50% 0%, #000 0%, transparent 70%);
}

.eco-display {
  font-family: var(--eco-font-display);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.12;
}

.eco-hebreo {
  font-family: var(--eco-font-display);
  direction: rtl;
  unicode-bidi: isolate;
  color: var(--eco-gold);
  letter-spacing: 0.02em;
}

.eco-eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--eco-text-soft);
}

.eco-muted { color: var(--eco-text-soft); }

/* Necesario para que text-truncate funcione dentro de un flex */
.eco-min-0 { min-width: 0; }

/* Los iconos SVG acompañan al texto: nunca se estiran para llenar el contenedor.
   Las reglas de contenedor (.eco-canal-icon svg, .eco-theme-toggle svg) mandan
   sobre esta por tener mayor especificidad. */
.eco-icono {
  width: 1.15em;
  height: 1.15em;
  flex: none;
  display: inline-block;
  vertical-align: -0.15em;
}

.eco-rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, var(--eco-border-strong), transparent);
  opacity: 0.9;
}

/* El logo es arte negro sobre transparente: se invierte en tema oscuro */
.eco-logo {
  object-fit: contain;
  transition: filter 0.4s var(--eco-ease);
}
[data-bs-theme="dark"] .eco-logo { filter: invert(1) brightness(1.08); }

/* ---------- 5. Navegación ------------------------------------------------ */
.eco-nav {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: color-mix(in srgb, var(--eco-bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--eco-ease), background 0.3s var(--eco-ease);
}
.eco-nav.is-scrolled { border-bottom-color: var(--eco-border); }

.eco-nav .nav-link {
  color: var(--eco-text-soft);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  transition: color 0.2s var(--eco-ease), background 0.2s var(--eco-ease);
}
.eco-nav .nav-link:hover,
.eco-nav .nav-link.is-active {
  color: var(--eco-text);
  background: var(--eco-surface);
}

/* ---------- 6. Tarjetas (bento) ------------------------------------------ */
.eco-bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}
.eco-bento > * { grid-column: span 6; }

@media (min-width: 768px) {
  .eco-bento { gap: 1.25rem; }
  .eco-span-2 { grid-column: span 2; }
  .eco-span-3 { grid-column: span 3; }
  .eco-span-4 { grid-column: span 4; }
  .eco-span-6 { grid-column: span 6; }
}

.eco-card {
  position: relative;
  background: var(--eco-surface);
  border: 1px solid var(--eco-border);
  border-radius: var(--eco-radius);
  box-shadow: var(--eco-shadow-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.5rem;
  overflow: hidden;
  transition: transform 0.35s var(--eco-ease), border-color 0.35s var(--eco-ease),
              box-shadow 0.35s var(--eco-ease);
}
.eco-card:hover {
  border-color: var(--eco-border-strong);
  box-shadow: var(--eco-shadow);
}
a.eco-card:hover { transform: translateY(-4px); }

.eco-card-lg { padding: 1.75rem; border-radius: var(--eco-radius-lg); }

/* Filo dorado superior en las tarjetas destacadas */
.eco-card-featured::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--eco-zahav), transparent);
  opacity: 0.7;
}

.eco-card-title {
  font-family: var(--eco-font-display);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 0.35rem;
}

/* ---------- 7. Motivo del eco: ondas concéntricas ------------------------ */
.eco-rings {
  position: relative;
  display: grid;
  place-items: center;
}
.eco-rings > .eco-ring {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--eco-ring);
  border-radius: 50%;
  animation: eco-ripple 5.5s var(--eco-ease) infinite;
  pointer-events: none;
}
.eco-rings > .eco-ring:nth-child(2) { animation-delay: 1.8s; }
.eco-rings > .eco-ring:nth-child(3) { animation-delay: 3.6s; }
.eco-rings > .eco-rings-content { position: relative; z-index: 1; }

@keyframes eco-ripple {
  0%   { transform: scale(0.55); opacity: 0; }
  25%  { opacity: 0.85; }
  100% { transform: scale(2.1); opacity: 0; }
}

/* ---------- 8. Estado "en vivo" ------------------------------------------ */
.eco-live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid currentColor;
  color: var(--eco-text-soft);
  transition: color 0.3s var(--eco-ease), background 0.3s var(--eco-ease);
}
.eco-live-pill.is-live {
  color: #e5484d;
  background: rgba(229, 72, 77, 0.10);
}
/* Mientras no sepamos si la emisora transmite, el indicador no se muestra:
   preferimos no decir nada antes que afirmar algo falso. */
.eco-live-pill.is-oculto { display: none; }
.eco-live-pill .eco-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
}
.eco-live-pill.is-live .eco-dot {
  opacity: 1;
  animation: eco-pulse 1.6s ease-in-out infinite;
}
@keyframes eco-pulse {
  0%, 100% { transform: scale(0.85); opacity: 0.65; }
  50%      { transform: scale(1.25); opacity: 1; }
}

/* Ecualizador: sólo se anima cuando la emisora está al aire */
.eco-eq {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 18px;
}
.eco-eq span {
  width: 3px;
  height: 30%;
  border-radius: 2px;
  background: var(--eco-accent);
  opacity: 0.45;
  transition: opacity 0.3s var(--eco-ease);
}
.is-live .eco-eq span,
.eco-eq.is-live span {
  opacity: 1;
  animation: eco-bars 1.1s ease-in-out infinite;
}
.eco-eq span:nth-child(2) { animation-delay: 0.18s; }
.eco-eq span:nth-child(3) { animation-delay: 0.36s; }
.eco-eq span:nth-child(4) { animation-delay: 0.54s; }
@keyframes eco-bars {
  0%, 100% { height: 25%; }
  50%      { height: 100%; }
}

/* --- Carátula de la canción como fondo de la tarjeta --------------------- */
/* `isolation` crea un contexto de apilamiento propio: la carátula queda detrás
   del contenido sin depender del orden del resto de la página. */
#tarjetaRadio { isolation: isolate; }
#tarjetaRadio > *:not(.eco-arte) { position: relative; z-index: 1; }

.eco-arte {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  /* Desenfoque suave: suficiente para no competir con el texto, pero dejando
     reconocer la carátula. */
  filter: blur(10px) saturate(1.2);
  /* Ampliada de más para que el vaivén nunca descubra los bordes */
  transform: scale(1.18);
  opacity: 0;
  transition: opacity 0.9s var(--eco-ease);
  pointer-events: none;
}

/* Deriva lenta de lado a lado: da vida a la tarjeta sin llamar la atención.
   El recorrido (±2.5 %) queda muy por dentro del 9 % que sobra a cada lado. */
@keyframes eco-deriva {
  0%   { transform: scale(1.18) translate(-2.5%, -1%); }
  50%  { transform: scale(1.18) translate(2.5%, 1%); }
  100% { transform: scale(1.18) translate(-2.5%, -1%); }
}
.eco-arte.is-visible { animation: eco-deriva 38s ease-in-out infinite; }
[data-bs-theme="dark"] .eco-arte.is-visible { opacity: 0.38; }
[data-bs-theme="light"] .eco-arte.is-visible { opacity: 0.22; }

/* Velo desde el centro: protege la legibilidad del texto y del botón sin tapar
   los bordes, que es donde la imagen se aprecia. */
.eco-arte::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(75% 60% at 50% 45%, var(--eco-bg) 0%, transparent 100%);
  opacity: 0.55;
}

/* Miniatura de la carátula en el pie de la tarjeta */
.eco-miniatura {
  position: relative;
  flex: none;
  width: 56px;
  height: 56px;
  border-radius: 10px;
  background-size: cover;
  background-position: center;
  border: 1px solid var(--eco-border);
  box-shadow: var(--eco-shadow-soft);
  opacity: 0;
  transform: scale(0.9);
  /* Crece desde su esquina inferior izquierda, hacia dentro de la tarjeta */
  transform-origin: bottom left;
  cursor: zoom-in;
  transition: opacity 0.5s var(--eco-ease), transform 0.55s var(--eco-ease),
              box-shadow 0.55s var(--eco-ease), border-radius 0.55s var(--eco-ease);
}
.eco-miniatura.is-visible { opacity: 1; transform: none; }

/* Al pasar el puntero flota ampliada. Al usar `transform` no ocupa más espacio
   ni desplaza nada a su alrededor: el pie de la tarjeta no se mueve. */
.eco-miniatura.is-visible.is-ampliada {
  z-index: 4;
  transform: scale(2.9);
  /* El radio se escala con el resto: se reduce para que se vea igual de curvo */
  border-radius: 3.5px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
  cursor: zoom-out;
}

@media (prefers-reduced-motion: reduce) {
  .eco-arte, .eco-miniatura { transition: none; }
  .eco-arte.is-visible { animation: none; }
}

/* --- Reproductor propio (sin iframe) ------------------------------------- */
.eco-reproductor {
  display: grid;
  place-items: center;
  gap: 0.9rem;
  padding: 1.5rem 1rem 1.75rem;
  text-align: center;
}

.eco-play-wrap {
  position: relative;
  display: grid;
  place-items: center;
  width: 84px;
  height: 84px;
}

/* Las ondas del eco sólo se expanden mientras la emisora suena */
.eco-play-onda {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid var(--eco-accent);
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
}
.is-sonando .eco-play-onda { animation: eco-ripple 3s var(--eco-ease) infinite; }
.is-sonando .eco-play-onda:nth-child(2) { animation-delay: 1s; }
.is-sonando .eco-play-onda:nth-child(3) { animation-delay: 2s; }

.eco-play-spinner {
  display: none;
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--eco-accent);
  animation: eco-girar 0.9s linear infinite;
  pointer-events: none;
}
.is-cargando .eco-play-spinner { display: block; }
@keyframes eco-girar { to { transform: rotate(360deg); } }

.eco-play {
  position: relative;
  z-index: 1;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: none;
  background: var(--eco-accent);
  color: var(--eco-accent-contrast);
  cursor: pointer;
  box-shadow: 0 10px 30px var(--eco-glow);
  transition: transform 0.3s var(--eco-ease), filter 0.3s var(--eco-ease);
}
.eco-play:hover { transform: scale(1.06); filter: brightness(1.08); }
.eco-play:active { transform: scale(0.98); }
.eco-play:focus-visible { outline: 2px solid var(--eco-accent); outline-offset: 4px; }
.eco-play svg { width: 32px; height: 32px; }

/* El icono de play lleva un leve desplazamiento óptico hacia la derecha */
.eco-play .eco-icono-play { margin-left: 4px; }
.eco-play .eco-icono-pausa { display: none; }
.is-sonando .eco-play .eco-icono-play { display: none; }
.is-sonando .eco-play .eco-icono-pausa { display: block; }

.is-cargando .eco-play { pointer-events: none; }
.is-cargando .eco-play svg { opacity: 0.45; }

@media (prefers-reduced-motion: reduce) {
  .eco-play-onda { animation: none !important; }
  .eco-play:hover, .eco-play:active { transform: none; }
}

/* ---------- 9. Cuenta regresiva ------------------------------------------ */
.eco-countdown {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.eco-count-box {
  flex: 1 1 0;
  min-width: 62px;
  text-align: center;
  padding: 0.6rem 0.35rem;
  border-radius: var(--eco-radius-sm);
  background: var(--eco-surface);
  border: 1px solid var(--eco-border);
}
.eco-count-num {
  font-family: var(--eco-font-display);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--eco-gold);
  font-variant-numeric: tabular-nums;
}
.eco-count-label {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--eco-text-soft);
  margin-top: 0.3rem;
}

/* ---------- 10. Botones -------------------------------------------------- */
.eco-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--eco-ease), background 0.25s var(--eco-ease),
              border-color 0.25s var(--eco-ease), color 0.25s var(--eco-ease);
}
.eco-btn:hover { transform: translateY(-2px); }

.eco-btn-primary {
  background: var(--eco-accent);
  color: var(--eco-accent-contrast);
}
.eco-btn-primary:hover {
  color: var(--eco-accent-contrast);
  filter: brightness(1.08);
}

.eco-btn-ghost {
  border-color: var(--eco-border-strong);
  color: var(--eco-text);
  background: transparent;
}
.eco-btn-ghost:hover {
  color: var(--eco-text);
  background: var(--eco-surface);
}

/* ---------- 11. Canales -------------------------------------------------- */
.eco-canal {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
  height: 100%;
}
.eco-canal-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--eco-canal-color, var(--eco-accent)) 16%, transparent);
  color: var(--eco-canal-color, var(--eco-accent));
  margin-bottom: 0.35rem;
}
.eco-canal-icon svg { width: 21px; height: 21px; }
.eco-canal-cta {
  margin-top: auto;
  padding-top: 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--eco-canal-color, var(--eco-accent));
}

/* ---------- 12. Encuentros y anuncios ------------------------------------ */
.eco-lista { list-style: none; padding: 0; margin: 0; }
.eco-lista > li + li {
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--eco-border);
}

.eco-tag {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--eco-accent) 14%, transparent);
  color: var(--eco-gold);
}

.eco-paso {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}
.eco-paso-num {
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  font-family: var(--eco-font-display);
  color: var(--eco-accent-contrast);
  background: var(--eco-accent);
}

/* ---------- 13. Botón de tema -------------------------------------------- */
.eco-theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--eco-border);
  background: var(--eco-surface);
  color: var(--eco-text);
  cursor: pointer;
  transition: border-color 0.25s var(--eco-ease), transform 0.25s var(--eco-ease);
}
.eco-theme-toggle:hover { border-color: var(--eco-border-strong); transform: rotate(-15deg); }
.eco-theme-toggle svg { width: 17px; height: 17px; }
[data-bs-theme="dark"] .eco-icon-moon { display: none; }
[data-bs-theme="light"] .eco-icon-sun { display: none; }

/* ---------- 14. Aparición al hacer scroll -------------------------------- */
.eco-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--eco-ease), transform 0.7s var(--eco-ease);
}
.eco-reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .eco-reveal { opacity: 1; transform: none; transition: none; }
  .eco-ring, .eco-eq span, .eco-live-pill .eco-dot { animation: none !important; }
  .eco-btn:hover, a.eco-card:hover { transform: none; }
}

/* ---------- 15. Pie ------------------------------------------------------ */
.eco-footer {
  border-top: 1px solid var(--eco-border);
  margin-top: 4rem;
}
.eco-footer a { color: var(--eco-text-soft); text-decoration: none; }
.eco-footer a:hover { color: var(--eco-accent); }

/* =========================================================================
   16. Biblioteca de estudios (/biblioteca)
   ========================================================================= */

/* --- Buscador y orden --- */
.eco-filtros { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }

.eco-buscador { position: relative; flex: 1 1 260px; display: flex; align-items: center; }
.eco-buscador-icono {
  position: absolute;
  left: 1rem;
  display: grid;
  place-items: center;
  color: var(--eco-text-soft);
  pointer-events: none;
}
.eco-buscador-icono .eco-icono { width: 18px; height: 18px; }

.eco-buscador-input {
  width: 100%;
  padding: 0.8rem 1rem 0.8rem 2.9rem;
  border-radius: 999px;
  border: 1px solid var(--eco-border);
  background: var(--eco-surface);
  color: var(--eco-text);
  font-family: inherit;
  font-size: 0.98rem;
  transition: border-color 0.25s var(--eco-ease), background 0.25s var(--eco-ease);
}
.eco-buscador-input::placeholder { color: var(--eco-text-soft); }
.eco-buscador-input:focus {
  outline: none;
  border-color: var(--eco-accent);
  background: var(--eco-surface-solid);
}
.eco-buscador-input::-webkit-search-cancel-button { -webkit-appearance: none; }

.eco-orden { padding: 0.72rem 1.2rem; font-size: 0.9rem; white-space: nowrap; }

/* --- Galería: la carátula es la protagonista --- */
.eco-galeria {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1.25rem 1rem;
}
@media (min-width: 768px) {
  .eco-galeria { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 1.75rem 1.25rem; }
}

.eco-album {
  display: block;
  text-decoration: none;
  color: inherit;
}
.eco-album.is-oculta { display: none; }

.eco-album-arte {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--eco-radius);
  overflow: hidden;
  background: var(--eco-surface);
  border: 1px solid var(--eco-border);
  box-shadow: var(--eco-shadow-soft);
  transition: transform 0.4s var(--eco-ease), box-shadow 0.4s var(--eco-ease),
              border-color 0.3s var(--eco-ease);
}
.eco-album-arte img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.eco-album-sinarte {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--eco-text-soft);
}
.eco-album-sinarte .eco-icono { width: 34px; height: 34px; }

.eco-album:hover .eco-album-arte,
.eco-album:focus-visible .eco-album-arte {
  transform: translateY(-6px);
  box-shadow: var(--eco-shadow);
  border-color: var(--eco-border-strong);
}

/* Botón de play que asoma al pasar el puntero, como en un álbum */
.eco-album-play {
  position: absolute;
  right: 0.7rem;
  bottom: 0.7rem;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--eco-accent);
  color: var(--eco-accent-contrast);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s var(--eco-ease), transform 0.3s var(--eco-ease);
}
.eco-album-play .eco-icono { width: 18px; height: 18px; margin-left: 2px; }
.eco-album:hover .eco-album-play,
.eco-album:focus-visible .eco-album-play { opacity: 1; transform: none; }

.eco-album-datos { padding: 0.85rem 0.15rem 0; }
.eco-album-num {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--eco-gold);
  margin-bottom: 0.3rem;
}
.eco-album-titulo {
  font-family: var(--eco-font-display);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.25;
  margin: 0 0 0.2rem;
}
.eco-album-meta { font-size: 0.8rem; margin: 0; }

/* --- Panel de colección --- */
.eco-panel {
  position: fixed;
  inset: 0;
  z-index: 1050;
  display: grid;
  place-items: end center;
}
.eco-panel-fondo {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.4s var(--eco-ease);
}
.eco-panel.is-abierto .eco-panel-fondo { opacity: 1; }

.eco-panel-caja {
  position: relative;
  width: min(920px, 100%);
  max-height: 92vh;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: var(--eco-surface-solid);
  border: 1px solid var(--eco-border);
  border-radius: var(--eco-radius-lg) var(--eco-radius-lg) 0 0;
  box-shadow: var(--eco-shadow);
  transform: translateY(100%);
  transition: transform 0.45s var(--eco-ease);
}
.eco-panel.is-abierto .eco-panel-caja { transform: none; }

@media (min-width: 768px) {
  .eco-panel { place-items: center; }
  .eco-panel-caja {
    max-height: 88vh;
    border-radius: var(--eco-radius-lg);
    transform: translateY(24px) scale(0.98);
    opacity: 0;
    transition: transform 0.45s var(--eco-ease), opacity 0.35s var(--eco-ease);
  }
  .eco-panel.is-abierto .eco-panel-caja { transform: none; opacity: 1; }
}

.eco-panel-cerrar {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--eco-border);
  background: var(--eco-surface);
  color: var(--eco-text);
  cursor: pointer;
  z-index: 2;
  transition: border-color 0.25s var(--eco-ease), transform 0.25s var(--eco-ease);
}
.eco-panel-cerrar:hover { border-color: var(--eco-border-strong); transform: rotate(90deg); }

.eco-panel-cabecera {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}
@media (min-width: 640px) {
  .eco-panel-cabecera { grid-template-columns: 200px 1fr; gap: 1.75rem; align-items: end; }
}
@media (min-width: 900px) {
  .eco-panel-cabecera { grid-template-columns: 240px 1fr; }
}

.eco-panel-arte {
  aspect-ratio: 1;
  border-radius: var(--eco-radius);
  overflow: hidden;
  background: var(--eco-surface);
  border: 1px solid var(--eco-border);
  box-shadow: var(--eco-shadow);
  max-width: 240px;
}
.eco-panel-arte img { width: 100%; height: 100%; object-fit: cover; display: block; }

.eco-panel-pistas { display: flex; flex-direction: column; gap: 0.15rem; }

.eco-pista {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  width: 100%;
  padding: 0.7rem 0.6rem;
  border: 0;
  border-radius: var(--eco-radius-sm);
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s var(--eco-ease);
}
.eco-pista:hover { background: var(--eco-surface); }

.eco-pista-num {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--eco-font-display);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--eco-gold);
  border: 1px solid var(--eco-border);
  transition: background 0.25s var(--eco-ease), color 0.25s var(--eco-ease),
              border-color 0.25s var(--eco-ease);
}
.eco-pista-texto { flex: 1 1 auto; min-width: 0; display: block; }
.eco-pista-titulo {
  display: block;
  font-size: 0.96rem;
  font-weight: 500;
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.eco-pista-meta { display: block; font-size: 0.76rem; }

.eco-pista-icono {
  flex: none;
  color: var(--eco-text-soft);
  opacity: 0;
  transition: opacity 0.2s var(--eco-ease);
}
.eco-pista:hover .eco-pista-icono { opacity: 1; }

.eco-pista.is-sonando { background: var(--eco-surface); }
.eco-pista.is-sonando .eco-pista-num {
  background: var(--eco-accent);
  color: var(--eco-accent-contrast);
  border-color: var(--eco-accent);
}
.eco-pista.is-sonando .eco-pista-titulo { color: var(--eco-gold); }

/* --- Reproductor flotante --- */
.eco-player {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1060;
  padding: 0.75rem 0 calc(0.75rem + env(safe-area-inset-bottom, 0px));
  background: color-mix(in srgb, var(--eco-bg) 88%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-top: 1px solid var(--eco-border);
  transform: translateY(110%);
  transition: transform 0.45s var(--eco-ease);
}
.eco-player.is-visible { transform: none; }

.eco-player-caja {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  grid-template-areas: "arte info controles acciones";
  align-items: center;
  gap: 0.85rem;
}
.eco-player-arte {
  grid-area: arte;
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background-size: cover;
  background-position: center;
  background-color: var(--eco-surface-solid);
  border: 1px solid var(--eco-border);
}
.eco-player-info { grid-area: info; min-width: 0; }
.eco-player-controles { grid-area: controles; }
.eco-player-barra { grid-area: barra; display: none; }
.eco-player-acciones { grid-area: acciones; display: flex; gap: 0.25rem; }

@media (min-width: 768px) {
  .eco-player-caja {
    grid-template-columns: auto minmax(140px, 1fr) auto minmax(200px, 1.6fr) auto;
    grid-template-areas: "arte info controles barra acciones";
  }
  .eco-player-barra { display: block; }
}

.eco-play-mini { width: 44px; height: 44px; box-shadow: none; }
.eco-play-mini svg { width: 18px; height: 18px; }
.eco-play-mini .eco-icono-play { margin-left: 2px; }
.eco-play-mini .eco-icono-pausa { display: none; }
.eco-player.is-sonando .eco-play-mini .eco-icono-play { display: none; }
.eco-player.is-sonando .eco-play-mini .eco-icono-pausa { display: block; }

.eco-player-tiempo { font-size: 0.7rem; font-variant-numeric: tabular-nums; }

/* Vúmetro: se dibuja con el espectro real del audio (Web Audio API) */
.eco-vumetro {
  display: block;
  width: 120px;
  height: 18px;
  opacity: 0;
  transition: opacity 0.4s var(--eco-ease);
}
.eco-player.is-sonando .eco-vumetro { opacity: 1; }

#playerProgreso {
  width: 100%;
  height: 4px;
  margin: 0 0 0.25rem;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 999px;
  background: var(--eco-border-strong);
  cursor: pointer;
}
#playerProgreso::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--eco-accent);
  border: 0;
}
#playerProgreso::-moz-range-thumb {
  width: 13px;
  height: 13px;
  border: 0;
  border-radius: 50%;
  background: var(--eco-accent);
}

.eco-player-icono {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 0;
  background: transparent;
  color: var(--eco-text-soft);
  cursor: pointer;
  transition: color 0.2s var(--eco-ease), background 0.2s var(--eco-ease);
}
.eco-player-icono:hover { color: var(--eco-text); background: var(--eco-surface); }

body.tiene-player { padding-bottom: 5.5rem; }
body.panel-abierto { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .eco-player, .eco-panel-caja, .eco-panel-fondo { transition: none; }
  .eco-album:hover .eco-album-arte { transform: none; }
  .eco-panel-cerrar:hover { transform: none; }
}

/* =========================================================================
   17. Menú lateral (móvil y tablet)
   ========================================================================= */

.eco-menu-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--eco-border);
  background: var(--eco-surface);
  color: var(--eco-text);
  cursor: pointer;
  transition: border-color 0.25s var(--eco-ease), background 0.25s var(--eco-ease);
}
.eco-menu-btn:hover { border-color: var(--eco-border-strong); }
.eco-menu-btn .eco-icono { width: 19px; height: 19px; }

.eco-menu {
  position: fixed;
  inset: 0;
  z-index: 1070;
}

.eco-menu-fondo {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.35s var(--eco-ease);
}
.eco-menu.is-abierto .eco-menu-fondo { opacity: 1; }

/* Entra desde la derecha, que es donde está el botón que lo abre */
.eco-menu-caja {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(330px, 86vw);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1.25rem 1.25rem calc(2rem + env(safe-area-inset-bottom, 0px));
  background: var(--eco-surface-solid);
  border-left: 1px solid var(--eco-border);
  box-shadow: -18px 0 50px rgba(0, 0, 0, 0.35);
  transform: translateX(100%);
  transition: transform 0.4s var(--eco-ease);
}
.eco-menu.is-abierto .eco-menu-caja { transform: none; }

.eco-menu-cabecera {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.1rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px solid var(--eco-border);
}

.eco-menu-cerrar {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--eco-border);
  background: transparent;
  color: var(--eco-text);
  cursor: pointer;
  transition: border-color 0.25s var(--eco-ease), transform 0.25s var(--eco-ease);
}
.eco-menu-cerrar:hover { border-color: var(--eco-border-strong); transform: rotate(90deg); }

.eco-menu-lista {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.eco-menu-enlace {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  /* Alto cómodo para el dedo, no sólo para el puntero */
  min-height: 50px;
  padding: 0.7rem 0.85rem;
  border-radius: var(--eco-radius-sm);
  color: var(--eco-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.02rem;
  transition: background 0.2s var(--eco-ease), color 0.2s var(--eco-ease);
}
.eco-menu-enlace > span:first-child { flex: 1 1 auto; }
.eco-menu-enlace .eco-icono {
  flex: none;
  color: var(--eco-text-soft);
  transition: transform 0.25s var(--eco-ease);
}
.eco-menu-enlace:hover,
.eco-menu-enlace:focus-visible {
  background: var(--eco-surface);
  color: var(--eco-text);
}
.eco-menu-enlace:hover .eco-icono { transform: translateX(3px); }
.eco-menu-enlace.is-active { background: var(--eco-surface); color: var(--eco-gold); }

/* Canales: el icono se tiñe con el color de cada red */
.eco-menu-lista-sec .eco-menu-enlace { font-size: 0.94rem; min-height: 44px; }
.eco-menu-icono {
  flex: none;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--eco-canal-color, var(--eco-accent)) 16%, transparent);
  color: var(--eco-canal-color, var(--eco-accent));
}
.eco-menu-icono .eco-icono { width: 16px; height: 16px; color: inherit; }
.eco-menu-lista-sec .eco-menu-enlace:hover .eco-icono { transform: none; }

body.menu-abierto { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .eco-menu-caja, .eco-menu-fondo { transition: none; }
  .eco-menu-cerrar:hover { transform: none; }
  .eco-menu-enlace:hover .eco-icono { transform: none; }
}