/* ================= RESET BASICO ================= */

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif; /* más tarde puedes poner tipografía urbana/Google Fonts */
    background: #fff; /* fondo blanco */
    color: #111; /* texto negro para contraste */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    min-height: 100vh;
}

/* ================= LOGO / TÍTULO ================= */
#logo-titulo {
    margin-top: 30px;
    text-align: center;
    font-size: 2rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #fff;
    text-shadow: 0 0 8px #ff00ff, 0 0 16px #ff00ff; /* glow estilo neón */
    margin-left: 20px; /* mueve todo a la izquierda */
    /* opcional: también puedes usar transform */
    /* transform: translateX(-20px); */
}

/* ================= CUENTA ATRÁS ================= */
#cuenta-atras {
    margin: 20px 0;
    text-align: center;
}

#contador {
    text-align: center;
    margin-bottom: 20px;
    font-weight: 900;
    letter-spacing: 3px;
}

#contador span.numero {
    font-size: 3rem; 
    color: #d4af37; /* oro */
    text-shadow: 0 0 8px rgba(212,175,55,0.45), 0 0 4px rgba(212,175,55,0.35);
    margin: 0 5px;
}

#contador span.unidad {
    font-size: 2rem;      /* palabras más grandes */
    color: #222;           /* contraste */
    text-shadow: 0 0 2px rgba(0,0,0,0.15);
    margin-left: 4px;
    margin-right: 10px;
}

/* Responsive móvil */
@media screen and (max-width: 480px) {
    #contador span.numero {
        font-size: 2.5rem;
        text-shadow: 0 0 6px rgba(212,175,55,0.45), 0 0 3px rgba(212,175,55,0.35);
    }
    #contador span.unidad {
        font-size: 2rem;
    }
}




/* ================= SLIDER PORTADA ================= */
#slider {
    position: relative;
    width: 80%;        /* disminuye el ancho del slider */
    max-width: 350px;  /* ancho máximo permitido */
    margin-bottom: 20px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
    height: auto;      /* altura automática según la imagen */
}

#slider .slide {
    width: 100%;
    height: auto;          /* mantiene proporción de la imagen */
    object-fit: contain;   /* evita que se recorte */
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity 1s ease-in-out;
}

/* Opcional: que la primera imagen sea visible */
#slider .slide:first-child {
    opacity: 1;
    position: relative;
}



/* ================= REPRODUCTOR AUDIO ================= */
#slider {
    padding-bottom: 400px; /* espacio extra debajo de la imagen */
}

/* From Uiverse.io by saritha_7555 */ 
.btn-wrapper {
  --width: 150px;
  --height: 60px;
  --padding: 8px;
  --border-radius: 24px;
  --dot-size: 8px;
  --btn-color: #000000;
  --hue: 14deg;
  --animation-duration: 1.2s;

  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--width);
  height: var(--height);
  border-radius: var(--border-radius);
  background-color: #00000008;
  box-shadow:
    1px 1px 2px 0 #fffd,
    2px 2px 2px #0001 inset,
    2px 2px 4px #0001 inset,
    2px 2px 8px #0001 inset;
  perspective: 150px;
  cursor: pointer;
  user-select: none;
  transition:
    box-shadow 0.05s linear,
    transform 0.05s linear;
}

.toggle {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  z-index: 5;
  cursor: pointer;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: start;
  gap: 0.25em;
  text-align: left;
  padding: 0 var(--height) 0 calc(var(--padding) * 2);
  width: calc(100% - 2 * var(--padding));
  height: calc(100% - 2 * var(--padding));
  border-radius: calc(var(--border-radius) - var(--padding));
  border: none;
  cursor: pointer;
  background: linear-gradient(#fff2, #0001), var(--btn-color);
  box-shadow:
    1px 1px 2px -1px #fff inset,
    0 2px 1px #00000010,
    0 4px 2px #00000010,
    0 8px 4px #00000010,
    0 16px 8px #00000010,
    0 32px 16px #00000010;
  transition:
    transform 0.15s cubic-bezier(0.25, 1.5, 0.5, 1.5),
    box-shadow 0.15s ease,
    filter 0.15s ease;
  z-index: 2;
}

.btn-txt {
  position: absolute;
  font-family: "Montserrat", "Manrope", sans-serif;
  font-weight: 500;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.616);
  background-image: linear-gradient(#000a, #555);
  background-clip: text;
  filter: drop-shadow(0 1px 0px #fff) drop-shadow(0 -1px 0px #0005);
  transition: opacity 0.2s ease;
}

.playing {
  opacity: 0;
}

.toggle:checked ~ .btn .play {
  opacity: 0;
}
.toggle:checked ~ .btn .playing {
  opacity: 1;
}

.dot {
  position: absolute;
  top: 50%;
  right: calc(var(--height) / 2 - var(--padding) / 2);
  width: var(--dot-size);
  aspect-ratio: 1/1;
  border-radius: 50%;
  background-color: hsla(var(--hue), 0%, 50%, 0.1);
  border: 1px solid hsla(var(--hue), 0%, 60%, 0.6);
  box-shadow:
    1px 1px 2px -1px #fffe inset,
    0 2px 1px #00000010,
    0 4px 2px #00000010,
    0 8px 4px #00000010;
  pointer-events: none;
  z-index: 3;
  transform: translateY(-50%);
  transition: all 0.15s ease;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(0.8) translateY(-50%);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.3) translateY(-50%);
    opacity: 1;
  }
}

.toggle:checked ~ .btn .dot {
  animation: pulse var(--animation-duration) ease-in-out infinite;
  background-color: hsl(var(--hue), 90%, 50%);
  box-shadow:
    0 0 6px 1px hsl(var(--hue), 100%, 50%),
    0 0 20px 5px hsl(var(--hue), 100%, 60%, 0.4);
}

/* ----------------- Hover & Tactile Press ----------------- */
.btn-wrapper:hover .btn,
.btn-wrapper:focus-within .btn {
  transform: translate3d(0, -2px, 2px);
  filter: drop-shadow(
    var(--padding) 0 var(--padding) hsla(var(--hue), 70%, 60%, 0.6)
  );
}

.btn-wrapper:active .btn {
  transform: translate3d(0, 2px, -2px);
  box-shadow:
    1px 1px 2px 0 #fff,
    2px 2px 2px #0001 inset,
    2px 2px 4px #0001 inset,
    2px 2px 8px #0001 inset,
    0 0 32px 2px hsla(var(--hue), 50%, 50%, 0.5) inset;
}
#audio-player {
    margin-bottom: 40px; /* aumenta espacio debajo del play/pause */
    display: flex;
    flex-direction: column;
    align-items: center;
}



/* ================= PRESAVE BLOQUEADO / SHINE ================= */
#boton-presave {
    display: inline-block;
    padding: 12px 48px;
    background: #111; /* relleno real del botón */
    border-radius: 50px;
    font-weight: bold;
    letter-spacing: 1px;
    cursor: not-allowed; /* mientras bloqueado */
    box-shadow: 0 0 6px rgba(212, 175, 55, 0.35);
    transition: all 0.3s ease;
    font-family: "Poppins", sans-serif;
    position: relative;
    white-space: nowrap;
    font-size: 16px;
    text-align: center;
    overflow: hidden;
    border: 1px solid rgba(212, 175, 55, 0.35);
    color: #d4af37; /* texto base dorado */
}

/* Shine SOLO encima del texto */
#boton-presave::after {
    content: "Click si te ha gustado...";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(to right, #777 0%, #d4af37 10%, #999 20%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 3s infinite linear;
    font-weight: bold;
    letter-spacing: 1px;
    font-size: 16px;
    white-space: nowrap;
}

/* Oculta el texto original para que solo se vea el shine */
#boton-presave span {
    opacity: 0;
}

/* Shine animation */
@keyframes shine {
    0% { background-position: 0; }
    100% { background-position: 200px; }
}

/* ================= PRESAVE DESBLOQUEADO ================= */
#boton-presave.desbloqueado {
    background: #ff00ff; /* neón rosa */
    color: #54543D;
    cursor: pointer;
    box-shadow: 0 0 15px #ff00ff, 0 0 30px #ff00ff;
    animation: vibrar 0.2s ease-in-out;
    -webkit-background-clip: unset; /* quita shine */
    -webkit-text-fill-color: unset;
}

/* Vibración al desbloquear */
@keyframes vibrar {
    0% { transform: translateX(0px); }
    25% { transform: translateX(-3px); }
    50% { transform: translateX(3px); }
    75% { transform: translateX(-3px); }
    100% { transform: translateX(0px); }
}

/* Espacio debajo del reproductor/audio */
#presave {
    margin-top: 20px; /* ajusta según tu slider/audio */
}



/* ================= RESPONSIVE ================= */
@media screen and (max-width: 480px) {
    #slider {
        height: 300px;
    }

    #logo-titulo {
        font-size: 1.5rem;
    }

    #contador {
        font-size: 1rem;
    }

    #play-pause, #boton-presave {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
}