:root {
  --bg1: linear-gradient(135deg,#ff2d55,#ff9f1c,#ffe066);
  --bg2: linear-gradient(135deg,#08c5d1,#7b42f6,#ff2d55);
  --bg3: linear-gradient(135deg,#ffe066,#ff2d55,#08c5d1);
  --bg4: linear-gradient(135deg,#7b42f6,#08c5d1,#ff9f1c);
  --radius: 16px;
  --transition: .6s cubic-bezier(.68,-0.55,.27,1.55);
  font-family: 'Poppins', sans-serif;
}

* { box-sizing: border-box; }
body {
  margin:0;
  color:#fff;
  background:#111;
  scroll-behavior:smooth;
  position:relative;
}

#bg,
.bg-layer {
  position:fixed;
  inset:0;
  z-index:-1;
  background:#000;
  background-size:cover;
  background-position:center;
  background-attachment:fixed;
  transition:opacity 1s ease;
}
#bg { opacity:1; }


/* Pantalla de contraseña */
#password-screen {
  position:fixed;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#111;
  padding:2rem;
  z-index:100;
}
.password-box {
  width:100%;
  max-width:400px;
  background:#222;
  padding:2rem 2.5rem;
  border-radius:var(--radius);
  text-align:center;
  box-shadow:0 10px 25px -5px rgba(0,0,0,.5);
  animation:pop .6s ease;
}
@keyframes pop { from { transform:scale(.9); opacity:0;} to {transform:scale(1);opacity:1;} }
.password-box h1 { margin-top:0; font-weight:800; }
.password-box input {
  width:100%; padding:.75rem 1rem; border:none;
  border-radius:var(--radius);
  margin:.5rem 0 1rem;
  font-size:1rem;
}
.password-box button {
  background:#ff2d55;
  color:#fff;
  border:none;
  padding:.75rem 1.25rem;
  font-size:1rem;
  border-radius:var(--radius);
  cursor:pointer;
  font-weight:600;
  transition:.3s;
}
.password-box button:hover { filter:brightness(1.1); }
#error-message { display:none; color:#ff8080; font-size:.9rem; margin-top:.5rem; }

.hidden { display:none; }

/* Navegación */
.nav {
  position:fixed; top:0; left:0; width:100%;
  display:flex; gap:1rem; justify-content:center;
  padding:.75rem 1rem;
  backdrop-filter:blur(8px);
  background:rgba(0,0,0,.4);
  z-index:10;
}
.nav a {
  text-decoration:none; color:#fff; font-weight:600;
  padding:.4rem .8rem;
  border-radius:100px;
  position:relative;
  font-size:.9rem;
  transition:.3s;
}
.nav a:hover, .nav a:focus { background:#fff; color:#111; }

/* Secciones */
#intro    { background:none; }
.panel {
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:6rem 1rem 4rem;
  position:relative;
  background-attachment:fixed;
  background-position:center;
  scroll-snap-align:start;
}
#invitacion { background:none; }
#dresscode  { background:none; }
#tematica   { background:none; }
#playlist   { background:none; }

main { scroll-snap-type:y mandatory; overflow-x:hidden; }

.inner {
  width:100%;
  max-width:650px;
  background:rgba(0,0,0,.3);
  backdrop-filter:blur(6px);
  border-radius:var(--radius);
  padding:2rem 2rem 2.5rem;
  position:relative;
  box-shadow:0 10px 25px -10px rgba(0,0,0,.4);
  transform:translateY(30px);
  opacity:0;
  transition:var(--transition);
}
.panel.visible .inner {
  transform:translateY(0);
  opacity:1;
}

h2 { margin-top:0; font-size:2.2rem; line-height:1.1; }

p, li { line-height:1.4; }
ul.guidelines { padding-left:1.2rem; }

.btn {
  display:inline-block;
  background:#fff;
  color:#111;
  text-decoration:none;
  padding:.75rem 1.25rem;
  border-radius:var(--radius);
  font-weight:600;
  border:none;
  cursor:pointer;
  transition:.3s;
  font-size:1rem;
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  font-family: 'Poppins', sans-serif;
}
.btn:hover { transform:translateY(-2px); }
.btn.secondary { background:#111; color:#fff; }
.btn.whatsapp {
  background:#25D366;
  color:#111;
}

.btn i { font-size:1.1em; }

.small { font-size:.75rem; opacity:.85; }

.palette {
  display:flex;
  gap:.75rem;
  flex-wrap:wrap;
  margin:1rem 0 1.5rem;
}
.palette .color {
  flex:1 1 120px;
  text-align:center;
  padding:1rem .5rem;
  border-radius:var(--radius);
  background:var(--c);
  font-weight:600;
  box-shadow:0 4px 12px -2px rgba(0,0,0,.4);
}

.btn-group,
.do-dont {
  display:flex;
  justify-content:center;
  gap:1rem;
  margin:1rem 0;
}

.do-dont {
  margin-top:1.5rem;
}


.spotify-wrapper iframe {
  width:100%; border:none;
}

.footer {
  text-align:center;
  padding:2rem 1rem;
  font-size:.75rem;
  background:#000;
}

.enfasis {
  font-weight:600;
  font-size: larger;
  color:#c8ff00;
}

/* Carrusel de fotos */
.carousel-container {
  width: 100%;
  max-width: 500px;
  margin: 2rem auto;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 10px 25px -10px rgba(0,0,0,.6);
}

.carousel-wrapper {
  position: relative;
  width: 100%;
  height: 300px;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
  position: relative;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.7);
  color: white;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all 0.3s ease;
  z-index: 5;
}

.carousel-nav:hover {
  background: rgba(0,0,0,0.9);
  transform: translateY(-50%) scale(1.1);
}

.carousel-nav.prev {
  left: 10px;
}

.carousel-nav.next {
  right: 10px;
}

.carousel-indicators {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 1rem 0;
  background: rgba(0,0,0,0.3);
}

.carousel-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: all 0.3s ease;
}

.carousel-indicator.active {
  background: #fff;
  transform: scale(1.2);
}

/* Touch gestures */
.carousel-wrapper {
  touch-action: pan-y;
}

/* Banner de votación */
.voting-banner {
  position: fixed;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 500px;
  background: linear-gradient(135deg, #ff2d55, #ff9f1c);
  color: #fff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: 0 10px 25px -5px rgba(0,0,0,.5);
  z-index: 20;
  text-align: center;
  animation: bounceIn 0.8s cubic-bezier(0.68, -0.55, 0.27, 1.55);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255,255,255,0.2);
}

.voting-banner.hidden {
  display: none;
}

.voting-banner h3 {
  margin: 0 0 0.5rem 0;
  font-size: 1.2rem;
  font-weight: 800;
}

.voting-banner p {
  margin: 0 0 1rem 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

.voting-banner .btn {
  background: #fff;
  color: #ff2d55;
  font-weight: 700;
  margin: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.voting-banner .btn:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* Mejorar el botón de cerrar del banner */
.voting-banner .close-banner {
  position: absolute;
  top: 8px;
  right: 12px;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
  opacity: 0.7;
  transition: all 0.3s ease;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: bold;
  line-height: 1;
}

.voting-banner .close-banner:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.1);
  transform: scale(1.1);
}

@keyframes bounceIn {
  0% {
    transform: translateX(-50%) scale(0.3) translateY(-100px);
    opacity: 0;
  }
  50% {
    transform: translateX(-50%) scale(1.05) translateY(0);
  }
  70% {
    transform: translateX(-50%) scale(0.9) translateY(0);
  }
  100% {
    transform: translateX(-50%) scale(1) translateY(0);
    opacity: 1;
  }
}

/* Ajustar padding del contenido principal cuando el banner está visible */
.voting-banner-active .nav {
  top: 120px;
}

.voting-banner-active .panel {
  padding-top: 8rem;
}

/* Responsive */
@media (max-width:600px) {
  h2 { font-size:1.8rem; }
  .nav { flex-wrap:wrap; }
  .btn-group,
  .do-dont { flex-direction:column; align-items:center; }
  
  .carousel-container {
    max-width: 90%;
  }
  
  .carousel-wrapper {
    height: 250px;
  }
  
  .carousel-nav {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }

  .voting-banner {
    top: 10px;
    width: 95%;
    padding: 0.8rem 1rem;
  }
  
  .voting-banner h3 {
    font-size: 1.1rem;
  }
  
  .voting-banner p {
    font-size: 0.8rem;
  }
  
  .voting-banner-active .nav {
    top: 100px;
  }
  
  .voting-banner-active .panel {
    padding-top: 7rem;
  }
}