body {
    margin: 0;
    font-family: 'Montserrat', sans-serif;
    background-color: #000;
    color: #fff;
  }
  
  /* HEADER */
  header {
    position: relative;
    height: 100vh;
    overflow: hidden;     
  }
  
  #video-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
  }
  
  /* NAVBAR */
  .navbar {
    position: absolute;
    top: 0;
    left: -50;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding:0.5em 4em;
    background: rgba(0, 0, 0, 0.0);
    z-index: 4;
    box-sizing: border-box;
  }
  
  .logo img {
    height: 200px;
  }
  
  .menu-toggle {
    display: none;
    font-size: 2rem;
    color: #fff;
    background: none;
    border: none;
    cursor: pointer;
  }
  
  .nav-menu {
    display: flex;
    gap: 2em;
    list-style: none;
    margin: 0;
    padding: 0;
  
  }
  
  .nav-menu li a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: all 0.3s ease;
  }
  
  .nav-menu li a::after {
    content: '';
    display: block;
    height: 2px;
    background: #ffe100;
    width: 0;
    transition: width 0.3s;
    position: absolute;
    bottom: -5px;
    left: 0;
  }
  
  .nav-menu {
    display: flex;
    gap: 2em;
    list-style: none;
    margin: 0;
    padding: 0; 
  }
   
  
  .nav-menu li a:hover::after {
    width: 100%;
  }
  /* SUBMENÚ DE SERVICIOS */
  .nav-menu li {
    position: relative;
  }
  
  .nav-menu li ul.submenu {
    display: none;
    position: absolute;
    top: 70%;
    left: 0;
    background: #111;
    padding: 0.5em 0;
    list-style: none;
    border-radius: 5px;
    min-width: 70px;
    z-index: 5;
  }
  
  .nav-menu li:hover ul.submenu {
    display: block;
  }
  
  .nav-menu li ul.submenu li a {
    display: block;
    padding: 0.5em 1em;
    color: #fff;
    text-decoration: none;
    font-weight: 300;
  }
  
  .nav-menu li ul.submenu li a:hover {
    background: #ffe100;
    color: #000;
  }
  /* HEADER TEXT */
  .header-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0.5em 1.5em;
    background-color: rgba(0, 0, 0, 0.2);
    animation: fadeIn 2s ease;
  }
  
  .header-content h1 {
    font-size: 3rem;
  }
  
  .header-content p {
    font-size: 1.5rem;
    color: #ccc;
  }
  /* TÍTULO Y DESCRIPCIÓN */
.introduccion {
  text-align: justify;
  padding: 3rem 2rem 2rem;
  max-width: 800px;
  margin: auto ;
}

.introduccion h2 {
  font-size: 3.5rem;
  color: #ffffff;
  margin-bottom: 1rem;
}

.introduccion p {
  font-size: 1.5rem;
  color: #ffffff;
  line-height: 1.6;
}

/* GALERÍA */
.galeria .grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 2rem;
}

.galeria .grid img {
  width: 100%;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.galeria .grid img:hover {
  transform: scale(1.05);
}

/* LIGHTBOX */
.lightbox {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(255, 255, 255, 0.95);
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 12px;
  box-shadow: 0 0 30px #ffffff;
}

/* RESPONSIVO */
@media (max-width: 1024px) {
  .galeria .grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .galeria .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .galeria .grid {
    grid-template-columns: 1fr;
  }
}
  /* FOOTER */
  footer {
    background: #fff;
    color: #111;
    padding: 3em 2em;
    margin-top: 2em;
  }
  
  .footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    max-width: 1200px;
    margin: auto;
    gap: 2em;
  }
  
  .footer-column {
    flex: 1;
    min-width: 250px;
  }
  
  .footer-column h3 {
    margin-bottom: 0.5em;
  }
  
  .footer-column p, .footer-column a {
    margin: 0.3em 0;
    color: #111;
    text-decoration: none;
    transition: color 0.3s ease;
  }
  
  .footer-column a:hover {
    color: #ffe100;
  }
  
  .social-icons a img {
    width: 30px;
    margin-right: 10px;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
  }
  
  .social-icons a:hover img {
    filter: grayscale(0%);
  }
  
  /* ANIMACIONES */
  @keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  
  /* RESPONSIVE */
  @media (max-width: 768px) {
    .menu-toggle {
      display: block;
    }
  
    .nav-menu {
      display: none;
      flex-direction: column;
      background: #111;
      position: absolute;
      top: 60px;
      right: 20px;
      padding: 1em;
      border-radius: 5px;
    }
  
    .nav-menu.active {
      display: flex;
    }
  
    .footer-container {
      flex-direction: column;
      align-items: center;
      text-align: center;
    }
  }