@import url('https://fonts.googleapis.com/css2?family=Meddon&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@400..700&display=swap');

/* ===== BASE ===== */
:root {
  --azul: #1c3d8c;
  --sombra: rgba(0, 0, 0, 0.5);
}

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

html {
  overflow-y: scroll; /* evita el salto del contenido */
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: linear-gradient(#acd1e4, #d3ecf9);
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: 'Meddon', cursive;
  position: relative;
  overflow-x: hidden; /* solo ocultamos horizontal, no vertical */
}

/* ===== ANIMACIONES ===== */
@keyframes diagonal1 {
  0% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(0.3vw, -0.4vh) rotate(1deg); }
  50% { transform: translate(0.6vw, -0.7vh) rotate(2deg); }
  75% { transform: translate(0.3vw, -0.4vh) rotate(1deg); }
  100% { transform: translate(0, 0) rotate(0deg); }
}

@keyframes diagonal2 {
  0% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(-0.2vw, -0.3vh) rotate(-1deg); }
  50% { transform: translate(-0.5vw, -0.6vh) rotate(-2deg); }
  75% { transform: translate(-0.2vw, -0.3vh) rotate(-1deg); }
  100% { transform: translate(0, 0) rotate(0deg); }
}

@keyframes slideUp {
  from { transform: translateY(5vh); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes entradaReboteIzq {
  0% { transform: translate(-3vw, 20vh); opacity: 0; }
  70% { transform: translateY(-2vh); opacity: 1; }
  100% { transform: translate(0, 0); opacity: 1; }
}

@keyframes entradaReboteDer {
  0% { transform: translate(3vw, 20vh); opacity: 0; }
  70% { transform: translateY(-2vh); opacity: 1; }
  100% { transform: translate(0, 0); opacity: 1; }
}

@keyframes signDrop {
    0% { transform: translateY(-100%); opacity: 0%; }
    16% { animation-timing-function: ease-in; transform: translateY(32.27%); }
    28% { transform: translateY(-13.12%) rotate(0.5deg); }
    44% { transform: translateY(4.63%) rotate(-1deg); }
    59% { transform: translateY(-1.64%); }
    73% { transform: translateY(0.58%); }
    88% { transform: translateY(-0.2%)rotate(0deg); }
    100% { transform: translateY(0%); opacity: 100%; }
}


/* ===== ANIMACIONES ===== */
@keyframes showUp {
    0% { transform: translateY(100%); opacity: 0; }
    16% { animation-timing-function: ease-in; transform: translateY(32.135%);opacity: 1;}
    28% { transform: translateY(-6.56%) rotate(0.5deg); }
    44% { transform: translateY(2.315%) rotate(-1deg);}
    59% { transform: translateY(-0.82%);}
    73% { transform: translateY(0.29%);}
    88% { transform: translateY(-0.1%) rotate(0deg); }
    100% { transform: translateY(0);opacity: 1;}
}

@keyframes waving {
    0%, 50%, 100% { transform: translate(0,0); }
    25% { transform: translate(2%,2%); }
    75% { transform: translate(2%,-2%); }
}

@keyframes recta {
    0% { opacity: 0;}
    1% {opacity: 1;}
    100% {opacity: 1;}
}

/* ===== TÍTULO ===== */
h1 {
  position: absolute;
  top: 4vh;
  color: var(--azul);
  font-size: 7vw;
  margin: 0;
  opacity: 0;
  animation: signDrop 2s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards 0.2s,
             diagonal1 10s ease-in-out infinite 2s;
  text-align: center;
  width: 100%;
}

.rect {
  position: absolute;
  opacity: 0;
  bottom: -500%;
  left: -20%;
  height: 499%;
  width: 140%;
  background: linear-gradient(to top, #1b4b56, #009cbf); /* color del rectángulo */
  animation: recta 0.1s linear forwards 1.5s;
}

text {
    position: absolute;
    bottom: -450%;
    font-size: 6vw;
    font-family:"Caveat";
    color: #abc0c5;
    margin: 0;
    width: 100%;
    text-align: center;
}

/* ===== ESCENA ===== */
.scene {
  position: relative;
  width: 90vw;
  max-width: 100vw;
  aspect-ratio: 16 / 9;
}

/* ===== OLAS ===== */
.waves {
    position: absolute;
    bottom: -10%;
    left: -10%;
    opacity: 0;
    transform-origin: center bottom;
    animation: showUp 4s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

/* Imagen interna solo hace waving */
.waves img {
    display: block;
    width: auto;
    transform-origin: center bottom;
    animation: waving 6s ease-in-out infinite;
}

/* ===== Delays escalonados ===== */
.wave1 { animation-delay: 0.45s; }
.wave1 img { animation-delay: 4.45s; }

.wave2 { animation-delay: 0.9s; }
.wave2 img { animation-delay: 4.9s; }

.wave3 { animation-delay: 1.35s; }
.wave3 img { animation-delay: 5.35s; }

.wave4 { animation-delay: 1.8s; }
.wave4 img { animation-delay: 5.8s; }

/* ===== DECORACIONES ===== */
.decor {
  position: absolute;
  opacity: 0;
  animation: slideUp 1s ease forwards, diagonal2 6s ease-in-out infinite;
}

.decor img {
  display: block;
  width: 100%;
  height: auto;
  transform-origin: center;
  transition: transform 0.3s ease;
}

.tortuga {
  top: 38%;
  left: 9%;
  width: 7vw;
  animation-delay: 0.8s;
}
.tortuga img { transform: scale(3.2); }

.lily {
  bottom: 27%;
  left: 35%;
  width: 10vw;
  animation-delay: 1.7s;
}
.lily img {transform: scale(3.2) rotate(13.5deg);}

.flor {
  bottom: 47%;
  right: 10%;
  width: 7vw;
  animation-delay: 1.3s;
}
.flor img { transform: scale(4.5) rotate(25deg); }

.corazon {
  bottom: 36%;
  right: 35%;
  width: 8vw;
  animation-delay: 2.2s;
}
.corazon img { transform: scale(3.5)}

/* ===== BOTONES ===== */
.btn {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  user-select: none;
}

.btn img {
  display: block;
  width: 100%;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 0 0.2vw var(--sombra));
}

.btn:hover img { transform: scale(1.5); }
.btn:active img { transform: scale(1.55); transition: transform 0.15s ease; }

.fotos {
  bottom: 6%;
  left: 20%;
  width: 20vw;
  animation: entradaReboteIzq 0.7s ease forwards;
  animation-delay: 2s;
}

.fotos img { 
    transform: rotate(10deg) scale(1.3); 
}

.cartas {
  bottom: 9%;
  right: 20%;
  width: 20vw;
  animation: entradaReboteDer 0.7s ease forwards;
  animation-delay: 2.3s;
}

.cartas img { 
    transform: rotate(-10deg) scale(1.3);
}

/* ===== FOOTER ===== */
footer {
    opacity: 0;
  position: absolute;
  bottom: -440%;
  right: 5vw;
  color: #abc0c5;
  font-size: 1.2rem;
  animation: slideUp 1s ease forwards;
  animation-delay: 2.8s;
}

/* ===== RESPONSIVIDAD ===== */
@media (max-width: 1024px) {
  h1 { font-size: 8.5vw; }
  .fotos, .cartas { width: 25vw; }
}

@media (max-width: 768px) {
  .scene { width: 100vw; }
  h1 { font-size: 10vw; top: 2vh; }
  .fotos, .cartas { width: 35vw; bottom: 4%; }
  .fotos { left: 12%; }
  .cartas { right: 12%; }
}

@media (max-width: 480px) {
  body { flex-direction: column; justify-content: flex-start; }
  h1 { font-size: 13vw; margin-top: 6vh; }
  .scene { width: 100vw; aspect-ratio: auto; }
  .decor { display: none; }
  .fotos, .cartas {
    position: static;
    display: block;
    width: 60vw;
    margin: 6vh auto;
    transform: none;
  }
  footer {
    position: static;
    text-align: center;
    margin-bottom: 5vh;
  }
}