/* Global Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  background: #fff;
  color: #333;
}

/* Optional Site Header */
.site-header {
  background: #000;
  padding: 20px 30px;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
}
.header-container {
  max-width: 1200px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.site-header .logo {
  color: #fff;
  font-size: 1.8rem;
  font-weight: bold;
}
.site-header nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
}
.site-header nav ul li a {
  color: #fff;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.3s ease;
}
.site-header nav ul li a:hover,
.site-header nav ul li a.active {
  color: #f04e30;
}

/* Hero Section */
.gallery-hero {
  position: relative;
  height: 50vh;
  background: url('images/gallery-hero.jpg') no-repeat center center/cover;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-top: 80px; /* Adjust if header height changes */
}
.gallery-hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
}
.gallery-hero .hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
}
.gallery-hero h1 {
  font-size: 3rem;
  margin-bottom: 10px;
  text-shadow: 2px 2px 10px rgba(0,0,0,0.7);
}
.gallery-hero p {
  font-size: 1.5rem;
  text-shadow: 1px 1px 5px rgba(0,0,0,0.7);
}

/* Gallery Section */
.gallery-section {
  padding: 40px 20px;
}
.grid {
  display: grid;
  grid-gap: 15px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Grid Items */
.grid-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  cursor: pointer;
}
.grid-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, filter 0.4s ease;
}
.grid-item:hover img {
  transform: scale(1.1);
  filter: brightness(1.15);
}

/* Optional Modifiers for Variety */
.grid-item--large {
  grid-column: span 2;
  grid-row: span 2;
}
.grid-item--tall {
  grid-row: span 2;
}
.grid-item--wide {
  grid-column: span 2;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  z-index: 1500;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background: rgba(0,0,0,0.9);
}
.modal-content {
  margin: auto;
  display: block;
  max-width: 90%;
  max-height: 80%;
}
.modal-close {
  position: absolute;
  top: 30px;
  right: 30px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
  transition: color 0.3s ease;
}
.modal-close:hover {
  color: #f04e30;
}

/* Footer */
.site-footer {
  background: #000;
  color: #fff;
  text-align: center;
  padding: 20px;
  margin-top: 40px;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .gallery-hero h1 {
    font-size: 2.5rem;
  }
  .gallery-hero p {
    font-size: 1.2rem;
  }
}