/* Colores */
  --color-primary: #007887;
  --color-secondary: #abd8b3;
  --color-white: #ffffff;
  --color-black: #000000;
  --color-text: rgba(255, 255, 255, 0.85);
  --color-text-light: rgba(255, 255, 255, 0.5);
  --color-live: #ff0000;

  /* Fondos */
  --bg-gradient: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --bg-glass: rgba(255, 255, 255, 0.1);
  --bg-glass-hover: rgba(255, 255, 255, 0.2);
  --bg-dark: rgba(0, 0, 0, 0.95);
  --bg-modal: rgba(18, 18, 18, 0.9);
  --bg-overlay: rgba(255, 255, 255, 0.25);
  --bg-live: rgba(255, 0, 0, 0.1);

  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 6px 20px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 10px 25px rgba(0, 0, 0, 0.3);

  /* Efectos */
  --blur-sm: blur(10px);
  --blur-md: blur(12px);
  --blur-lg: blur(15px);

  /* Transiciones */
  --transition-fast: 0.2s;
  --transition-normal: 0.3s;
  --transition-slow: 0.5s;

  /* Espaciados */
  --spacing-xs: 3px;
  --spacing-sm: 6px;
  --spacing-md: 20px;
  --spacing-lg: 30px;

  /* Bordes */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 50px;
  --border-glass: 1px solid rgba(255, 255, 255, 0.2);
  --border-album: 1px solid rgba(255, 255, 255, 0.15);

  /* Botón Play/Pausa */
  --player-btn-width: 140px;
  --player-btn-height: 50px;
  --player-text-size: 1rem;
  --player-icon-size: 18px;
}

/* Reset general */
body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--bg-gradient);
  min-height: 100vh;
  color: var(--color-white);
  position: relative;
}

/* Fondo artístico */
.artwork-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-size: cover;
  background-position: center;
  filter: blur(25px) brightness(0.85);
  z-index: -2;
  transition: background-image var(--transition-slow) ease-in-out;
  animation: zoomBg 60s ease-in-out infinite alternate;
  pointer-events: none;
  will-change: transform;
}

@keyframes zoomBg {
  0% { transform: scale(1); }
  100% { transform: scale(1.1); }
}

/* Overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-overlay);
  backdrop-filter: var(--blur-sm);
  z-index: -1;
}

/* Contenedor principal */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-sizing: border-box;
  min-height: 100vh;
}

/* Sección de la portada */
.container-artwork {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: 0;
  margin: 20px 0 0 0;
  flex-grow: 1;
}

/* Portada del álbum */
.np_track_artwork {
  background: var(--bg-glass);
  backdrop-filter: var(--blur-sm);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  border: var(--border-glass);
  box-shadow: var(--shadow-lg);
  margin: var(--spacing-md);
  transition: transform var(--transition-normal) ease;
}

.np_track_artwork:hover {
  transform: scale(1.02);
}

.np_track_artwork img {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  aspect-ratio: 1/1;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: var(--border-album);
  margin: 0;
}

/* Texto */
.now-playing-text {
  text-transform: uppercase;
  line-height: 1.25;
  font-family: 'Montserrat', sans-serif;
  text-shadow: var(--shadow-sm);
  margin: var(--spacing-sm) 0 0 0;
  text-align: center;
  max-width: 500px;
  word-break: break-word;
}

#np_current_artist {
  font-size: 1.675rem;
  font-weight: 700;
  margin: 0 0 3px 0;
}

#np_current_title {
  font-size: 1rem;
  font-weight: 500;
  margin: 0;
  opacity: 0.9;
}

/* Reproductor */
.fixed-below-artwork {
  position: relative;
  display: flex;
  justify-content: center;
  margin: var(--spacing-sm) 0 0 0;
  padding: 0;
  width: 100%;
  padding-bottom: var(--spacing-md);
}

.glass-player {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background: transparent;
  padding: 0;
}

/* Botón Play/Pausa circular */
.player-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-glass);
  border: var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal) ease;
  backdrop-filter: var(--blur-sm);
  color: var(--color-text);
  font-size: 2rem;
  padding: 0;
}

.player-button .text {
  display: none; /* Solo icono */
}

/* Hover → mismo efecto que antes */
.player-button:hover {
  background: var(--bg-glass-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Active (al hacer clic) */
.player-button:active {
  background: var(--bg-dark);
  transform: translateY(0);
}

/* Playing → animación de latido/pulso */
.player-button.playing {
  animation: pulse 1.5s infinite;
  background: var(--bg-glass-hover);
}

/* Animación de pulso */
@keyframes pulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* Controles de volumen */
.volume-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.volume-button {
  background: var(--bg-glass);
  border: none;
  border-radius: var(--radius-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--color-text);
  font-weight: bold;
  cursor: pointer;
  transition: background var(--transition-normal);
  backdrop-filter: var(--blur-sm);
}

.volume-button:hover {
  background: var(--bg-glass-hover);
}

#volumeControl {
  width: 100px;
  accent-color: var(--color-white);
  cursor: pointer;
}

/* Animaciones */
@keyframes pulse {
  0% { transform: translateY(-2px); }
  50% { transform: translateY(-4px); }
  100% { transform: translateY(-2px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in { 
  animation: fadeIn 0.6s ease-in-out forwards;
}

/* Responsive */
@media (max-width: 768px) {
  :root {
    --player-btn-width: 120px;
    --player-text-size: 0.9rem;
  }
  
  .container {
    padding: 0 15px;
  }
  
  #volumeControl {
    width: 80px;
  }

  .np_track_artwork img {
    max-width: 320px;
  }

  #np_current_artist {
    font-size: 1.2rem;
  }

  #np_current_title {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  :root {
    --player-btn-width: 100px;
    --player-btn-height: 45px;
    --player-text-size: 0.8rem;
    --player-icon-size: 16px;
  }
  
  .glass-player {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .volume-controls {
    width: 100%;
    justify-content: center;
  }
}

/* === Player circular con efecto tipo "segundo CSS" === */
.player-button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--bg-glass);              /* base; cambia a var(--bg-glass-hover) si lo quieres más brillante */
  border: var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  outline: none;
  transform: none;                           /* IMPORTANTE: elimina translateY previo */
  transition: background var(--transition-normal) ease,
              transform var(--transition-fast),
              box-shadow var(--transition-normal) ease;
}

/* hover / focus (mismo comportamiento visual que en el segundo CSS) */
.player-button:hover,
.player-button:focus {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.05);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}

/* active (presionar) */
.player-button:active {
  transform: scale(0.98);
  background: rgba(255, 255, 255, 0.25);
}

/* estado reproduciendo: pulso halo como en el segundo CSS */
.player-button.playing {
  animation: pulse 1.5s infinite;
  background: rgba(255, 255, 255, 0.35);
  transform: scale(1.05);
}

/* animación de halo (idéntica a la del segundo CSS) */
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4); }
  70%  { box-shadow: 0 0 0 12px rgba(255, 255, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

/* accesibilidad: foco visible para teclado */
.player-button:focus-visible {
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.12);
}