@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@600&family=Rajdhani:wght@400;700&display=swap');

:root {
  --orange-neon: #FF5E00;
  --yellow: #FFD700;
  --black: #000000;
  --highlight: #FF8C00;
  --font-body: 'Rajdhani', sans-serif;
  --font-display: 'Orbitron', sans-serif;
}

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

body {
  background-color: var(--black);
  color: var(--yellow);
  font-family: var(--font-body);
  scroll-behavior: smooth;
  font-size: 18px; /* aumentado para escritorio */
}

.screen {
  min-height: 100vh;
  width: 100%;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  position: relative;
}

.screen-1 {
  background-image: url("images/0ASIS_WEB_PEN/abstract-orange-powder-explosion-on-black-background-freeze-motion-of-orange-dust-particles-splash-free-photo.jpg");
}

.screen-2 {
  background-image: url('images/0ASIS_WEB_PEN/3929846fb3c1bcd0caa0add809a56d4e.jpg');
}

.screen-3 {
  background-image: url('images/0ASIS_WEB_PEN/palmeras_calidad_fondo.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.screen-4 {
  background-image: url("images/0ASIS_WEB_PEN/agua_fondo3.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.header .logo {
  height: 150px;
}

.header .main-title {
  font-size: 10rem;
  font-family: var(--font-display);
  color: var(--orange-neon);
  text-shadow: 0 0 10px var(--orange-neon);
}

.main-nav {
  margin-top: 1rem;
}

.main-nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  gap: 2rem;
}

.main-nav a {
  color: var(--orange-neon);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: bold;
  font-size: 2rem;
  transition: color 0.3s ease;
}

.main-nav a:hover {
  color: var(--yellow);
}

/* === Pantalla 1: logo a la izquierda + título centrado === */
.screen-1 .header {
  position: absolute;
  top: 2rem;
  left: 0; right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

/* logo pegado a la izquierda */
.screen-1 .header .logo {
  position: absolute;
  left: 10rem;
  top: 4rem;
  height: 160px;    /* ajústalo si hace falta */
  width: auto;
}

/* título “OASIS” centrado y grande */
.screen-1 .header .main-title {
  margin: 0;
  font-size: 10rem; /* ajústalo */
  margin-top: 2rem;
  text-align: center;
}

/* === Tagline justo debajo y centrado === */
.screen-1 .intro-block {
  position: relative;
  margin-top: 8rem;      /* separa del header */
  display: flex;
  justify-content: center;
}

.screen-1 .intro-block h2 {
  font-size: 3rem;       /* más grande */
  color: #42FF00;        /* verde puro */
  text-shadow: 0 0 6px #42FF00;
  margin-top: 14rem;
  text-align: center;
}

.intro-text span {
  display: block;
  font-size: 4rem;
  margin-top: 0.5rem;
  font-weight: bold;
}

.buttons {
  margin-top: 2rem;
  margin-bottom: 2rem;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  text-align: center;
  justify-content: center;
}	

.btn {
  border: 2px solid var(--orange-neon);
  color: var(--yellow);
  background-color: transparent;
  font-weight: bold;
  border-radius: 5px;
  font-family: var(--font-display);
  text-decoration: none;
  transition: all 0.3s ease;
  justify-content: center;
}

.btn:hover {
  background: var(--yellow);
  color: #000;
  box-shadow: 0 0 15px var(--yellow);
}

.btn_main {
  border: 2px solid var(--orange-neon);
  color: var(--yellow);
  background-color: transparent;
  font-weight: bold;
  border-radius: 5px;
  font-family: var(--font-display);
  text-decoration: none;
  transition: all 0.3s ease;
  justify-content: center;
  font-size: 2em;
}


.btn_main:hover {
  background: var(--yellow);
  color: #000;
  box-shadow: 0 0 15px var(--yellow);
}


.content {
  background: rgba(0, 0, 0, 0.8);
  padding: 3rem;
  border-radius: 10px;
  max-width: 1500px; /* antes 1000px */
  font-size: 2rem;  /* más grande en escritorio */
  margin: 0 auto;
}

.content h2 {
  font-size: 3rem;
  color: var(--orange-neon);
  font-family: var(--font-display);
  margin-bottom: 2rem;
  text-shadow: 0 0 6px var(--yellow);
}

.h2 {
  font-size: 3rem;
  color: var(--orange-neon);
  font-family: var(--font-display);
  margin-bottom: 2rem;
  text-shadow: 0 0 6px var(--yellow);
}


.card-group {
  display: flex;
  flex-wrap: nowrap;         /* evita que se bajen CAAAAAAAAAAAAAAAAAAAAAAAARRRRRRRRRRRRRRRRRDS */
  gap: 1.2rem;
  justify-content: space-between;
  flex-direction: row;
}

.card {
  flex: 1 1 calc(25% - 1rem);
  min-width: 200px;
  background: rgba(20, 20, 20, 0.9);
  padding: 1.5rem;
  padding-bottom: 1.5rem;
  border-radius: 10px;
  text-align: left;
  box-shadow: 0 0 12px rgba(255, 94, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: hidden;
  overflow: relative;
}

.card-group .card .card-link {
  flex: 1 1 22%;              /* aproximadamente 25% - margen */
  min-width: 220px;
  max-width: 25%;
  box-sizing: border-box;
}

.card .btn {
  display: block;
  text-align: center;
}

.card .buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  text-align: center;
  gap: 1rem;
  margin-top: 1rem;
  margin-bottom: 1.5rem;
}

.card:hover {
  transform: scale(1.03);
  box-shadow: 0 0 20px var(--orange-neon);
}

.card h3 {
  color: var(--orange-neon);
  font-size: 1.4rem;
  font-family: var(--font-display);
  margin-bottom: 0.5rem;
  text-shadow: 0 0 6px var(--orange-neon);
}

.card p {
  color: var(--yellow);
  font-size: 1rem;
  line-height: 1.6;
}

.card-group a {
  all: unset;
  display: block;
}

.card-group a h3,
.card-group a p {
  color: var(--yellow);
  text-decoration: none;
  padding: 1rem;
}

.card-group a:hover h3,
.card-group a:hover p {
  color: var(--orange-neon);
}


.card-link {
  display: block;
  text-decoration: none;
  background: rgba(20, 20, 20, 0.9);
  padding: 1.5rem;
  border-radius: 10px;
  text-align: left;
  box-shadow: 0 0 12px rgba(255, 94, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--orange-neon);
}

.card-link h2 {
  color: var(--orange-neon);
  font-size: 1.4rem;
  font-family: var(--font-display);
  margin-bottom: 0.5rem;
  text-shadow: 0 0 6px var(--orange-neon);
}

.card-link p {
  color: var(--orange-neon);
  font-size: 1rem;
  line-height: 1.6;
}

	
.extra-info img {
  width: 100%;
  max-width: 250px;
  height: auto;
  display: block;
  margin: 1rem auto;
  border-radius: 8px;
  box-shadow: 0 0 10px var(--yellow);
}

.card .extra-info {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  margin-top: 1rem;
  padding: 1rem;
  transition: opacity 0.4s ease, transform 0.4s ease;
  transform: translateY(10px);
}

.card:hover .extra-info {
  max-height: 750px;
  opacity: 1;
  visibility: visible;
}


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

.site-footer {
  background-color: #000;
  color: var(--orange-neon);
  text-align: center;
  font-size: 0.9rem;
  padding: 2rem;
  border-top: 1px solid var(--orange-neon);
}

@media (max-width: 768px) {
  .header .main-title {
    font-size: 5rem;
    font-family: var(--font-display);
    color: var(--orange-neon);
    text-shadow: 0 0 10px var(--orange-neon);
  }
  
  .buttons {
    margin-top: 2rem;
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    text-align: center;
    justify-content: center;
  }

  .main-nav ul {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
  }

  .main-nav a {
    font-size: 0.8rem;
  }

  .intro-block {
    position: absolute;
    bottom: 30%;
    text-align: center;
  }

  .logo-title-wrap {
    flex-direction: column;
    margin-bottom: 8rem;
    alighn: center;
  }

  .card-group {
    flex-direction: column;
  }

  .card-group .card {
    flex: 1 1 100%;
    max-width: 100%;
  }

  .card .btn {
    display: block;
    text-align: center;
  }
  .card .buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    text-align: center;
    gap: 1rem;
    margin-top: 1rem;
  }

  .header .logo {
    height: 60px;
  }

  .content h2 {
    font-size: 2rem;
    text-align: center;
  }

  .card h3 {
    font-size: 1.2rem;
  }

  .card p {
    font-size: 1rem;
  }

 .card .extra-info {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    margin-top: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease, margin-top 0.4s ease;
  }

  .card.expanded .extra-info,
  .card:hover .extra-info {
    max-height: 750px;
    opacity: 1;
    visibility: visible;
    margin-top: 1rem;
  }
}

@media (max-width: 480px) {
  /* stack title → logo (instead of column-reverse) */
  .header {
    flex-direction: column;
    align-items: center;
    top: 4rem;               /* pull the whole header down */
  }

  /* much smaller heading */
  .header .main-title {
    font-size: 5rem !important;   /* force it */
    margin: 2rem 0;             /* some breathing room */
    line-height: 1.1;
  }

  /* Logo centrado y separado del título */
  .header .logo {
    order: 2;
    margin: 5rem -2rem ; /* arriba, auto (centra), abajo */
    height: 100px;             /* ajusta a tu gusto */
    display: block;           /* para que margin-auto centre bien */
  }



  .main-nav ul {
    gap: 0.5rem;
  }

  .main-nav a {
    font-size: 0.7rem;
  }

  .intro-block {
    position: absolute;
    bottom: 30%;
    text-align: center;
  }

  .intro-text h2 {
    font-size: 1.5rem;
    text-align: left;
  }

  .intro-text span {
    font-size: 1.6rem;
  }

  .btn {
    font-size: 1.2rem;
    justify-content: center;
  }

  .buttons {
    margin-top: 2rem;
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    text-align: center;
    justify-content: center;
  }

  .card h3 {
    font-size: 1rem;
  }

  .card-group {
    flex-direction: column;
  }

  .card-group .card {
    flex: 1 1 100%;
    max-width: 100%;
  }

  .card p {
    font-size: 0.9rem;
  }

  .card .btn {
    display: block;
    text-align: center;
  }
  .card .buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    text-align: center;
    gap: 1rem;
    margin-top: 1rem;
  }

  .content h2 {
    font-size: 1.4rem;
    text-align: center;
  }

  .card .extra-info {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    margin-top: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease;
  }

  .card:hover .extra-info,
  .card.expanded .extra-info {
    max-height: 750px;
    opacity: 1;
    visibility: visible;
    margin-top: 1rem;
  }
}