:root {
  --cart-bg: #05091f;
  --cart-panel: rgba(8, 20, 55, .88);
  --cart-panel-2: rgba(13, 28, 66, .82);
  --cart-line: rgba(67, 181, 255, .55);
  --cart-cyan: #37d9ff;
  --cart-pink: #f329a8;
  --cart-violet: #a96cff;
  --cart-green: #55e890;
  --cart-yellow: #ffd34f;
  --cart-text: #f5f8ff;
  --cart-muted: #a8b7d5;
}

html, body { min-height: 100%; background: var(--cart-bg) !important; }
body {
  margin: 0 !important;
  color: var(--cart-text) !important;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
  background:
    radial-gradient(circle at 12% 0%, rgba(28, 88, 180, .38), transparent 31rem),
    radial-gradient(circle at 92% 10%, rgba(242, 38, 166, .22), transparent 25rem),
    linear-gradient(145deg, #030616 0%, #071533 52%, #090622 100%) !important;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .22;
  background-image: linear-gradient(rgba(90, 180, 255, .09) 1px, transparent 1px), linear-gradient(90deg, rgba(90, 180, 255, .09) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.75), transparent 80%);
}

#root { background: transparent !important; }
#root > div { background: transparent !important; }

button, [role="button"] {
  border-radius: 14px !important;
  border: 1px solid rgba(91, 180, 255, .52) !important;
  background: linear-gradient(145deg, rgba(16, 37, 78, .96), rgba(5, 15, 40, .96)) !important;
  color: var(--cart-text) !important;
  box-shadow: 0 0 0 1px rgba(0,0,0,.2), 0 5px 18px rgba(0,0,0,.28) !important;
  transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease, filter .16s ease !important;
}
button:hover, [role="button"]:hover { border-color: var(--cart-cyan) !important; box-shadow: 0 0 18px rgba(55,217,255,.34), 0 5px 18px rgba(0,0,0,.32) !important; filter: brightness(1.08); }
button:focus-visible, [role="button"]:focus-visible { outline: 3px solid rgba(255, 211, 79, .95) !important; outline-offset: 3px !important; }
button:active, [role="button"]:active { transform: scale(.97); }
button[disabled], [role="button"][aria-disabled="true"] { filter: saturate(.35); opacity: .55 !important; box-shadow: none !important; }

/* Paneles de la consola: se aplican solo a contenedores grandes y no alteran la lógica. */
main, section, [role="main"] { background: transparent !important; }

/* Tarjetas y filas de pista. */
[role="listitem"], [role="row"] {
  border-color: rgba(73, 158, 235, .45) !important;
  background: linear-gradient(105deg, rgba(18, 38, 77, .92), rgba(8, 19, 48, .88)) !important;
}

/* Controles de reproducción destacados. */
button[aria-label*="Reproducir"], button[aria-label*="Pausar"] {
  border-color: var(--cart-pink) !important;
  background: linear-gradient(145deg, #ef2eaa, #8b1f96) !important;
  box-shadow: 0 0 24px rgba(243,41,168,.44) !important;
  min-width: 72px;
  min-height: 52px;
}
button[aria-label*="Volumen"], button[aria-label*="BPM"] { border-color: var(--cart-green) !important; }
button[aria-label*="tono"], button[aria-label*="Tono"] { border-color: var(--cart-yellow) !important; }

/* Separación visual de módulos sin ocultar información ni elementos interactivos. */
input, select { color: var(--cart-text) !important; background: rgba(5, 13, 35, .9) !important; border-color: rgba(55,217,255,.5) !important; }

@media (max-width: 680px) {
  body { font-size: 15px !important; }
  button, [role="button"] { min-height: 44px; }
  #root { width: 100% !important; overflow-x: hidden !important; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}