body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  background-color: #f9fafb;
  color: #333;
}

header {
  height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  position: relative;
}

header .overlay {
  background-color: rgba(0,0,0,0.5);
  padding: 40px;
  border-radius: 12px;
}

header h1 {
  font-family: 'Chivo', sans-serif;
  font-size: 5rem;
  margin: 0;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
  letter-spacing: 1px;
  font-weight: 700;
}

header p {
  font-size: 1.2rem;
}

.button {
  background-color: #ffffff;
  color: #000;
  padding: 10px 20px;
  text-decoration: none;
  margin-top: 15px;
  display: inline-block;
  border-radius: 6px;
  font-weight: bold;
}

nav {
  background-color: #ffffff;
  padding: 10px 0;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 10;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  margin: 0;
  padding: 0;
}

nav ul li {
  margin: 0 15px;
}

nav ul li a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
}

.card {
  max-width: 1000px;
  margin: 40px auto;
  padding: 20px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
}

.gallery-grid img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.gallery-grid img:hover {
  transform: scale(1.03);
}

/* Lightbox styling */
.lightbox {
  display: none;
  position: fixed;
  z-index: 9999;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background-color: rgba(0, 0, 0, 0.85);
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.lightbox img {
  max-width: 90%;
  max-height: 80%;
  border-radius: 10px;
}
.lightbox .close {
  position: absolute;
  top: 30px;
  right: 40px;
  font-size: 3rem;
  color: white;
  cursor: pointer;
}

footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 20px;
}