:root {
  --bg: #f8d5a3;
  --accent-1: #f4c079;
  --accent-2: #f0ab4f;
  --text: #532a00;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell,
    Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.5;
}

/* Fondo animado de corazones */
#heart-background-container {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

/* Vignette suave para que el fondo no se vea plano */
#heart-background-container::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  /* Sombra interior principal, responsiva */
  box-shadow: inset 0 0 clamp(120px, 14vw, 240px) rgba(83, 42, 0, 0.09);
  /* Gradientes sutiles arriba y abajo para mayor profundidad */
  background:
    radial-gradient(120% 70% at 50% 0%, rgba(83, 42, 0, 0.06), rgba(83, 42, 0, 0) 70%),
    radial-gradient(120% 70% at 50% 100%, rgba(83, 42, 0, 0.06), rgba(83, 42, 0, 0) 70%);
}

/* Reproductor de música flotante */
.audio-player {
  position: fixed;
  right: 16px;
  bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(83, 42, 0, 0.08);
  border: 1px solid var(--accent-2);
  box-shadow: 0 6px 20px rgba(83, 42, 0, 0.12);
  backdrop-filter: blur(4px);
  z-index: 900;
}

.audio-player.hint { /* Indicador visual si el autoplay está bloqueado */
  animation: subtlePulse 1.6s ease-in-out infinite;
}

@keyframes subtlePulse {
  0% { box-shadow: 0 6px 20px rgba(83, 42, 0, 0.12); }
  50% { box-shadow: 0 8px 24px rgba(83, 42, 0, 0.18); }
  100% { box-shadow: 0 6px 20px rgba(83, 42, 0, 0.12); }
}

.audio-btn {
  border: none;
  border-radius: 10px;
  padding: 6px 8px;
  background: rgba(255, 255, 255, 0.7);
  color: #333;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(83, 42, 0, 0.16);
}

.audio-btn:hover { filter: brightness(1.02); }

.audio-btn .icon {
  width: 20px;
  height: 20px;
  display: block;
}

/* Título de la canción */
.audio-title {
  color: #333;
  font-size: 13px;
  line-height: 1;
  padding: 4px 6px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 2px 8px rgba(83, 42, 0, 0.12);
}

#audioVolume {
  width: 120px;
}

@media (max-width: 480px) {
  #audioVolume { width: 90px; }
}

.heart {
  position: absolute;
  bottom: -12vh; /* arranque fuera del viewport */
  opacity: var(--alpha, 0.4);
  filter: blur(var(--blur, 0.6px));
  transform: translateY(0) translateX(0);
  animation: float var(--duration, 14s) linear var(--delay, 0s) forwards;
}

.heart .heart-shape {
  position: relative;
  display: block;
  width: var(--size, 24px);
  height: var(--size, 24px);
  background: rgba(255, 120, 140, var(--alpha, 0.4)); /* más rojo, traslúcido */
  transform: rotate(45deg);
  border-radius: 20% 20% 2px 2px; /* suaviza el rombo base */
  box-shadow: 0 6px 18px rgba(255, 120, 140, 0.28);
}

.heart .heart-shape::before,
.heart .heart-shape::after {
  content: "";
  position: absolute;
  width: var(--size, 24px);
  height: var(--size, 24px);
  background: rgba(255, 120, 140, var(--alpha, 0.4));
  border-radius: 50%;
  box-shadow: 0 6px 18px rgba(255, 120, 140, 0.28);
}

.heart .heart-shape::before { left: -50%; top: 0; }
.heart .heart-shape::after { left: 0; top: -50%; }

@keyframes float {
  0% {
    transform: translateY(0) translateX(0) rotate(0deg);
    opacity: 0.6;
  }
  25% {
    transform: translateY(-30vh) translateX(calc(var(--sway, 16px) * 0.8)) rotate(2deg);
  }
  50% {
    transform: translateY(-60vh) translateX(calc(var(--sway, 16px) * -0.6)) rotate(4deg);
  }
  75% {
    transform: translateY(-90vh) translateX(calc(var(--sway, 16px))) rotate(6deg);
  }
  100% {
    transform: translateY(-120vh) translateX(calc(var(--sway, 16px) * -0.4)) rotate(8deg);
    opacity: 0;
  }
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero {
  background: var(--bg);
  color: var(--text);
  padding: 64px 0;
  text-align: center;
  border-bottom: none;
}

.hero h1 {
  margin: 0 0 8px;
  font-size: 2.4rem;
}

.hero p {
  margin: 0;
  font-size: 1.1rem;
}

.video-section,
.gallery-section {
  margin: 32px 0;
}

.video-section h2,
.gallery-section h2 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.video-wrapper {
  background: var(--accent-1);
  border: 2px solid var(--accent-2);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(83, 42, 0, 0.15);
}

.video-wrapper video {
  width: 100%;
  height: auto;
  display: block;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
}

.card {
  background: var(--accent-1);
  border: 2px solid var(--accent-2);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(83, 42, 0, 0.1);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(83, 42, 0, 0.18);
}

.card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
}

/* Captions eliminadas según petición */

.footer {
  margin-top: 40px;
  padding: 24px 0;
  text-align: center;
  background: var(--bg);
  border-top: none;
}

/* Eliminado pseudo-elemento de transición del footer */

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(83, 42, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
}

.lightbox.open {
  display: flex;
}

.lightbox__image {
  max-width: min(100%, 900px);
  max-height: 80vh;
  border-radius: 12px;
  border: 4px solid var(--accent-2);
  box-shadow: 0 12px 30px rgba(83, 42, 0, 0.35);
}

.lightbox__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--accent-2);
  color: var(--text);
  font-size: 28px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(83, 42, 0, 0.25);
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: var(--accent-1);
  color: var(--text);
  font-size: 22px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(83, 42, 0, 0.25);
}

.lightbox__nav.prev { left: 24px; }
.lightbox__nav.next { right: 24px; }

/* Responsive tweaks */
@media (min-width: 768px) {
  .hero h1 { font-size: 3rem; }
  .card img { height: 320px; }
}

@media (min-width: 1024px) {
  .card img { height: 380px; }
}
/* Eliminado pseudo-elemento de transición del header */